1. A mechanical pressing pen is characterized in that: comprises an outer rod (1), an inner rod (2), a return spring (3), a pen core (4) and a return sleeve set (5); the reset set (5) comprises a rotary base (51), a rotary adjusting piece (52) and a rotary positioning piece (53); the rotary adjusting piece (52) is provided with a rotating part (521), a using part (522) and a core collecting part (523), the rotating part (521) is clamped between the rotary base (51) and the rotary positioning piece (53), and the outer rod (1) is provided with an adjusting slot (11) and a rotary assembly limiting ring table (12); the pen core is characterized in that a matching part (21) extends from the inner rod (2), a matching groove (211) and a matching platform (212) are further formed in the matching part (21), a limiting part (2111) is arranged on the inner rod, the pen core (4) and the return spring (3) are located in the inner rod (2), and a use auxiliary slope (61) is further arranged on the rotary adjusting part (52) and/or the inner rod (2); the rotary adjusting piece (52) and/or the inner rod (2) are/is also provided with a use reset slope (62);

the limiting part (2111) at least prevents the inner rod (2) from separating from the outer rod (1) in the following three ways:

the limiting part (2111) is arranged on the matching part (21) and is always kept above the rotating part (521) after being assembled;

the limiting part (2111) is positioned at the outer side of the inner rod (2) and is always positioned in the adjusting slot (11) after being assembled;

still be equipped with stop collar platform (13) in outer pole (1), spacing portion (2111) are located the outside of interior pole (2), are located the top of stop collar platform (13) all the time after the assembly.

2. The mechanical push pen of claim 1, wherein:

the core drawing method comprises the following steps: when the rotation adjusting piece (52) is at any rotation angle, the end of the inner rod (2) reciprocating position sleeve set (5) is moved, so that the matching table (212) moves to the using part (522), and the matching table (212) crosses the using part (522) by using the auxiliary slope (61) and reaches the upper part of the using part (522); at this time, the end of the inner rod (2) reciprocating position sleeve group (5) is continuously moved to make the lower end of the matching groove (211) contact with the lower end of the core collecting part (523), the lower end of the fitting groove (211) further changes the rotation angle of the rotation regulating member (52) by using the return slope (62), thereby, the using part 522 is moved inward and positioned right under the engaging table 212, when the external force is released, the inner rod (2) starts to move to the end of the reciprocating spring (3) under the influence of the return spring (3), when the inner rod (2) moves downwards for a certain distance, the lower end of the matching platform (212) can generate a collision with the upper end of the using part (522), the inner rod (2) can not move downwards continuously and stays in the current position state continuously, the position state is a core-out state, and at the moment, the pen point part of the pen core (4) keeps a state of exposing the inner rod (2);

the core collecting method comprises the following steps: the core part (523) is pressed, the using part (522) can move outwards, the using part (522) is separated from the contact with the matching platform (212), at the moment, the inner rod (2) is influenced by the reset spring (3) and can continuously move to the end of the reciprocating spring (3), after the inner rod (2) moves downwards for a certain distance, the inner rod cannot continuously move downwards under the influence of the limiting part (2111) and continuously stays at the current position state, the position state is a core-withdrawing state, and at the moment, the pen point part of the pen core (4) is completely hidden in the inner rod (2).

3. The mechanical push pen of claim 1, wherein: the tail part of the outer rod (1) is also provided with a cover body (8).

4. A mechanical pressing pen is characterized in that: comprises an outer rod (1), an inner rod (2), a return spring (3), a pen core (4), a rotary adjusting piece (52) and a sealing cover (7); the rotary adjusting piece (52) is provided with a using part (522) and a core collecting part (523), and the rotary adjusting piece (52) is matched with the outer rod (1) through hinging; an adjusting slot (11) is arranged on the outer rod (1); the pen core is characterized in that a matching part (21) extends from the inner rod (2), a matching groove (211) and a matching platform (212) are further formed in the matching part (21), a limiting part (2111) is arranged on the inner rod, the pen core (4) and the return spring (3) are located in the inner rod (2), and a use auxiliary slope (61) is further arranged on the rotary adjusting part (52) and/or the inner rod (2); the rotary adjusting piece (52) and/or the inner rod (2) are/is also provided with a use reset slope (62);

the limiting part (2111) at least prevents the inner rod (2) from separating from the outer rod (1) in the following three ways:

the rotary adjusting piece (52) is also provided with a limiting boss (524), and the limiting part (2111) is arranged on the matching part (21) and is always kept above the limiting boss (524) after assembly;

secondly, the limiting part is matched with an adjusting slot (11) of the outer rod (1), the limiting part (2111) is positioned on the outer side of the inner rod (2), and the limiting part is always positioned in the adjusting slot (11) after assembly;

and thirdly, a limiting ring platform (12) is further arranged in the outer rod (1), the limiting part (2111) is located on the outer side of the inner rod (2), and the limiting part is located above the limiting ring platform (12) all the time after assembly.

5. The mechanical push pen of claim 4, wherein:

the core drawing method comprises the following steps: when the rotation adjusting piece (52) is at any rotation angle, the inner rod (2) is moved towards the cover (7) so that the matching table (212) moves towards the using part (522), and the matching table (212) crosses the using part (522) by using the auxiliary slope (61) and reaches the upper part of the using part (522); at this time, the inner lever (2) is continuously moved toward the end of the cover (7) to bring the lower end of the engagement groove (211) into contact with the lower end of the core receiving portion (523), the lower end of the fitting groove (211) further changes the rotation angle of the rotation regulating member (52) by using the return slope (62), thereby, the using part 522 is moved inward and positioned right under the engaging table 212, when the external force is released, the inner rod (2) starts to move to the end of the reciprocating spring (3) under the influence of the return spring (3), when the inner rod (2) moves downwards for a certain distance, the lower end of the matching platform (212) can generate a collision with the upper end of the using part (522), the inner rod (2) can not move downwards continuously and stays in the current position state continuously, the position state is a core-out state, and at the moment, the pen point part of the pen core (4) keeps a state of exposing the inner rod (2);

the core collecting method comprises the following steps: the core part (523) is pressed, the using part (522) can move outwards, the using part (522) is separated from the contact with the matching platform (212), at the moment, the inner rod (2) is influenced by the reset spring (3) and can continuously move to the end of the reciprocating spring (3), after the inner rod (2) moves downwards for a certain distance, the inner rod cannot continuously move downwards under the influence of the limiting part (2111) and continuously stays at the current position state, the position state is a core-withdrawing state, and at the moment, the pen point part of the pen core (4) is completely hidden in the inner rod (2).

6. A mechanical push pen according to claim 1 or 4, characterized in that: the inner rod (2) can be disassembled into an inner rod body (22) and a pen head (23).

7. A mechanical push pen according to claim 1 or 4, characterized in that: the hinge connects the cooperating pivot point closer to the core take-up portion (523).

8. A mechanical push pen according to claim 1 or 4, characterized in that: a disengaging slope (5221) is arranged above the using part (522).

9. A mechanical push pen according to claim 1 or 4, characterized in that: the rotary adjusting piece (52) is also provided with an accommodating groove (525).

10. A mechanical push pen according to claim 1 or 4, characterized in that: the rotary adjusting piece (52) is also provided with a stable anti-shaking slope (526).

Background

The pen types on the market at present start to fight over flowers, the development and design aiming at the pen are continuously developed, and the pen with the pressing structure at present needs a resetting piece to realize specific operation; the pen has less design space, and is difficult to overcome aiming at the placement and the detail processing of the reset piece, particularly when the reset pressing structure is positioned at the terminal of the pen; the appearance and the body feeling of actual use can be reduced due to the fact that the reset pressing structure is too thick; it is crucial how to overcome these problems by a thinner, simpler and more practical structure.

Disclosure of Invention

The invention aims to solve the problems that the existing pen is single in operation mode, complex in operation mechanism, too thick in middle pressing and incapable of triggering core collection, and provides a mechanical pressing pen.

In order to realize the purpose of the invention, the invention adopts the following technical scheme:

a mechanical pressing pen comprises an outer rod, an inner rod, a return spring, a pen core and a return sleeve set; the reset suit comprises a rotary base, a rotary adjusting piece and a rotary positioning piece; the rotary adjusting piece is provided with a rotating part, a using part and a core collecting part, the rotating part is clamped between the rotary base and the rotary positioning piece to form a hinged effect, and the rotary adjusting piece can rotate relative to the rotary base and the rotary positioning piece; the outer rod is provided with an adjusting slot and a rotating assembly limiting ring platform; the inner rod is provided with a matching part in an extending manner, the matching part is also provided with a matching groove and a matching platform, the inner rod is provided with a limiting part, the refill and the reset spring are positioned in the inner rod, and the reset spring is specifically positioned between the refill and the inner rod; the tail of the pen core is contacted with the rotary base; the rotary positioning piece is fixed at the tail part of the outer rod; the majority of the rotary adjusting piece is positioned in the adjusting open slot or the matching slot; the rotary adjusting piece and/or the inner rod are/is also provided with an auxiliary slope for use; the rotary adjusting piece and/or the inner rod are/is also provided with a use reset slope;

the limiting part prevents the inner rod from separating from the outer rod at least through the following three modes:

the limiting part is arranged on the matching part and is always kept above the rotating part after being assembled;

the limiting part is positioned on the outer side of the inner rod and is always positioned in the adjusting slot after being assembled;

and thirdly, a limiting ring platform is further arranged in the outer rod, the limiting part is positioned on the outer side of the inner rod, and the limiting part is positioned above the limiting ring platform all the time after assembly.

The core drawing method comprises the following steps: when the rotary adjusting part is at any rotation angle, the inner rod reciprocating position sleeve end is moved, so that the matching table moves to the using part, and the matching table crosses the using part through using the auxiliary slope and reaches the upper part of the using part; at the moment, the inner rod reciprocating position sleeve end is continuously moved, the lower end of the matching groove is contacted with the lower end of the core collecting part, the lower end of the matching groove further changes the rotation angle of the rotation adjusting part by using the reset slope, so that the using part moves towards the inner side and is positioned right below the matching table, at the moment, the external force is released, the inner rod starts to move towards the reciprocating spring end under the influence of the reset spring, after the inner rod moves downwards for a certain distance, the lower end of the matching table is abutted against the upper end of the using part, the inner rod cannot continuously move downwards and continuously stays at the current position state, the position state is a core discharging state, and at the moment, the pen point part of the pen core is kept in a state of exposing the inner rod;

the core collecting method comprises the following steps: receive the core through pressing to the user's portion can be toward moving outward, make the user's portion break away from with the conflict of cooperation platform, at this moment, interior pole receives reset spring's influence, can continue to move to and fro position spring end, moves down after the certain distance when interior pole again, then can't continue to move down by the influence of spacing portion, continuously stops in the present position state, and this position state is for receiving the core state, and at this moment, the nib part of refill is hidden in interior pole completely.

As preferred in the present invention: the tail part of the outer rod is also provided with a cover body; the lid is fixed in the afterbody of outer pole, when adopting the lid, then the rotating positioning piece need not produce fixedly with the outer pole, but the upper end of rotating positioning piece can produce with the lower extreme of lid and contradict.

A mechanical pressing pen comprises an outer rod, an inner rod, a return spring, a pen core, a rotary adjusting piece and a sealing cover; the rotary adjusting piece is provided with a using part and a core collecting part, and the rotary adjusting piece is matched with the outer rod through hinged connection; the outer rod is provided with an adjusting slot; the inner rod is provided with a matching part in an extending manner, the matching part is also provided with a matching groove and a matching platform, the inner rod is provided with a limiting part, the refill and the reset spring are positioned in the inner rod, and the reset spring is specifically positioned between the refill and the inner rod; the tail of the pen core is contacted with the sealing cover; the sealing cover is fixed at the tail part of the outer rod; the majority of the rotary adjusting piece is positioned in the adjusting open slot or the matching slot; the rotary adjusting piece and/or the inner rod are/is also provided with an auxiliary slope for use; the rotary adjusting piece and/or the inner rod are/is also provided with a use reset slope;

the limiting part prevents the inner rod from separating from the outer rod at least through the following three modes:

the rotary adjusting piece is also provided with a limiting boss, the limiting part is arranged on the matching part and is always kept above the limiting boss after being assembled;

the limiting part is positioned on the outer side of the inner rod and is always positioned in the adjusting slot after being assembled;

and thirdly, a limiting ring platform is further arranged in the outer rod, the limiting part is positioned on the outer side of the inner rod, and the limiting part is positioned above the limiting ring platform all the time after assembly.

The core drawing method comprises the following steps: when the rotation adjusting piece is at any rotation angle, the inner rod moves towards the sealing cover, so that the matching table moves towards the using part, and the matching table crosses the using part through using the auxiliary slope and reaches the upper part of the using part; at the moment, the inner rod continues to move towards the sealing cover end, so that the lower end of the matching groove is in contact with the lower end of the core collecting part, the lower end of the matching groove further changes the rotation angle of the rotation adjusting part by using the reset slope, the using part moves towards the inner side and is positioned right below the matching table, at the moment, the external force is released, the inner rod starts to move towards the reciprocating spring end under the influence of the reset spring, after the inner rod moves downwards for a certain distance, the lower end of the matching table can be abutted against the upper end of the using part, the inner rod cannot continuously move downwards and stays in the current position state, the position state is a core discharging state, and at the moment, the pen point part of the pen core is kept in a state of exposing the inner rod;

the core collecting method comprises the following steps: receive the core through pressing to the user's portion can be toward moving outward, make the user's portion break away from with the conflict of cooperation platform, at this moment, interior pole receives reset spring's influence, can continue to move to and fro position spring end, moves down after the certain distance when interior pole again, then can't continue to move down by the influence of spacing portion, continuously stops in the present position state, and this position state is for receiving the core state, and at this moment, the nib part of refill is hidden in interior pole completely.

As preferred in the present invention: the inner rod can be disassembled into an inner rod body and a pen head part.

As preferred in the present invention: the hinge is connected with a matched rotating point, the rotating point is closer to the core collecting part, the distance ratio of the rotating point to the core collecting part and the rotating point to the using part is about 1:2, and the actual effect is better.

As preferred in the present invention: the upper part of the use part is also provided with a separation slope, and the separation slope with a proper certain slope is added to reduce the force required by pressing to the maximum extent on the premise of ensuring the stable use in the core-out state.

As preferred in the present invention: the rotary adjusting piece is also provided with an accommodating groove; the holding tank can hold the cooperation platform when the pen is in receipts core state to avoid the tilting of rotation regulation piece, influence pleasing to the eye.

As preferred in the present invention: the rotary adjusting piece is also provided with a stable anti-sloshing slope; stably prevent shaking the slope and can prevent shaking the cooperation between the slope through cooperation platform and stability for when receiving the core state, ensure that the rotation regulation piece can not rock about.

Compared with the prior art, after the technical scheme is adopted, the method has the following beneficial effects:

according to the press part mechanism, an independent reset piece is not needed, the operation mode and principle of the structure are further optimized on the premise of saving cost and resources, the structure is optimized, the installation flow is optimized, the production efficiency is improved, and the cost of actual mass production is reduced.

And secondly, the minimum thickness required when the middle part of the pen is pressed is greatly reduced.

The device has the function of triggering the core collection, and the sensitivity of the core collection part can determine the triggering force for triggering the core collection through the specific position of a rotating point which is separated from a slope and hinged connection and the distance ratio of the rotating point to the core collection part and the rotating point to the use part; the actual triggering force is larger than the impact force generated by the collision between the matching platform and the using part during normal writing, so that the collision between the matching platform and the using part cannot disappear during normal writing, and the pen core is ensured to be always exposed; when slight external force contacts the retraction part, the specific position of the rotation point of the hinge connection and the specific distance ratio between the rotation point and the retraction part as well as between the rotation point and the use part are determined according to the lever principle and the friction principle; the core is received in the trigger, and the best effect of triggering the core is as follows: after the pen is normally written, when the pen is normally placed on a desktop, the core withdrawing part is contacted with the desktop, and the core withdrawing part is triggered to automatically return to the core withdrawing state; belongs to the effect of semi-automatic core collection by a mechanical mode.

Fourthly, the fineness required by actual production can be further reduced through the reset sleeve, if the rotary adjusting piece 52 and the outer rod are hinged by adopting a fine hinged connection accessory, the actual production cost, the production difficulty and the assembly difficulty can be increased, the stability of the structure is poor, the fine hinged connection accessory is easy to damage, and meanwhile, two matched holes on the outer rod are difficult to process; the problems can be solved by the reset set, and a mode with low production cost, low production difficulty and lower assembly difficulty is provided.

Fifthly, the rotating adjusting piece does not adopt a reset piece, but is in a stable state no matter in a core collection state or a core outlet state, and the rotating adjusting piece does not shake left and right, so that the body feeling of use is further improved.

Drawings

Fig. 1 is a front view of embodiment 1 of the present invention.

Fig. 2 is a cross-sectional view taken at a-a of fig. 1 in accordance with the present invention.

Fig. 3 is a partial enlarged view of fig. 2 a according to the present invention.

Fig. 4 is a perspective view of embodiment 2 of the present invention.

Fig. 5 is a front view of embodiment 2 of the present invention.

Fig. 6 is a cross-sectional view taken at B-B of fig. 5 in accordance with the present invention.

Fig. 7 is a partial enlarged view of fig. 6 at B according to the present invention.

Fig. 8 is a front view of embodiment 3 of the present invention.

Fig. 9 is a cross-sectional view taken at C-C of fig. 8 in accordance with the present invention.

Fig. 10 is a partial enlarged view of fig. 9 at C according to the present invention.

Fig. 11 is an enlarged view of a portion of fig. 9 at D according to the present invention.

Fig. 12 is a perspective view of embodiment 4 of the present invention.

Fig. 13 is a front view of embodiment 4 of the present invention.

Fig. 14 is a cross-sectional view taken at E-E of fig. 13 in accordance with the present invention.

Fig. 15 is an enlarged view of a portion of fig. 14 at E according to the present invention.

Detailed Description

The invention is further described below with reference to the accompanying drawings.

Example 1:

a mechanical push pen as shown in fig. 1 to 3 includes an outer rod 1, an inner rod 2, a return spring 3, a cartridge 4, and a return set 5. The reset set 5 includes a rotating base 51, a rotating adjuster 52 and a rotating positioner 53. The rotation adjusting member 52 is provided with a rotation part 521, a use part 522 and a core part 523, the rotation part 521 is clamped between the rotation base 51 and the rotation positioning member 53 to form a hinge connection effect, and the rotation adjusting member 52 can rotate relative to the rotation base 51 and the rotation positioning member 53. The outer rod 1 is provided with an adjusting slot 11 and a rotating assembly limit ring platform 12. The inner rod 2 is extended with a matching part 21, the matching part 21 is further provided with a matching groove 211 and a matching platform 212, the inner rod is provided with a limiting part 2111, the refill 4 and the return spring 3 are positioned in the inner rod 2, and the return spring 3 is specifically positioned between the refill 4 and the inner rod 2. The tail of the pen core 4 contacts with the rotary base 51. The rotating positioning piece 53 is fixed at the tail of the outer rod 1. The rotary regulating member 52 is mostly located in the regulating groove 11 or the fitting groove 211. The rotation adjusting member 52 and/or the inner rod 2 are/is further provided with a use assisting slope 61. The rotary adjustment member 52 and/or the inner rod 2 are also provided with a use reset ramp 62.

The stopper 2111 is engaged with the rotating portion 521 of the rotation adjuster 52, and the stopper 2111 is provided on the engaging portion 21 and is always kept above the rotating portion 521 after assembly.

The core drawing method comprises the following steps: when the rotation adjuster 52 is rotated at any angle, the end of the inner lever 2 reciprocating position sleeve 5 is moved to move the engaging table 212 to the using portion 522, and the engaging table 212 passes over the using portion 522 by using the auxiliary slope 61 and reaches above the using portion 522. At this time, the inner rod 2 continues to move to the end of the reciprocating position sleeve set 5, so that the lower end of the matching groove 211 contacts with the lower end of the core retracting part 523, the lower end of the matching groove 211 further changes the rotation angle of the rotation adjusting part 52 by using the reset slope 62, so that the using part 522 moves to the inner side and is positioned right below the matching table 212, at this time, the external force is released, the inner rod 2 starts to move to the end of the reset spring 3 under the influence of the reset spring 3, and after the inner rod 2 moves downwards for a certain distance, the lower end of the matching table 212 collides with the upper end of the using part 522, so that the inner rod 2 cannot continuously move downwards and continuously stays in the current position state, which is the core withdrawing state, and at this time, the pen point part of the pen core 4 keeps the state of exposing the inner rod 2.

The core collecting method comprises the following steps: the core portion 523 is pressed, so that the using portion 522 can move outwards, the using portion 522 is separated from the abutting joint with the matching table 212, at the moment, the inner rod 2 is influenced by the return spring 3 and can continue to move towards the end of the reciprocating spring 3, when the inner rod 2 moves downwards for a certain distance, the inner rod cannot move downwards continuously under the influence of the limiting portion 2111 and stays in the current position state continuously, the position state is a core-withdrawing state, and at the moment, the pen point part of the pen core 4 is completely hidden in the inner rod 2.

In order to facilitate the assembly, the tail part of the outer rod 1 is also provided with a cover body 8. Above-mentioned lid 8 is fixed in the afterbody of outer pole 1, when adopting lid 8, then rotatory setting element 53 need not produce fixedly with outer pole 1, but rotatory setting element 53's upper end can produce the conflict with the lower extreme of lid 8.

In order to be more beneficial to replacing the pen core: the inside lever 2 is detachable into a lever body 22 and a nib 23.

In order to improve the relation ratio between the triggering stroke of the using part and the triggering stroke of the core withdrawing part to be more reasonable, the triggering stroke of the core withdrawing part can be just a little, the using part can quickly reach the triggering stroke required by releasing the core releasing state, and the thickness required by the core withdrawing part is further reduced, the rotating point which is hinged and matched is relatively close to the core withdrawing part 523, the distance ratio of the rotating point to the core withdrawing part 523 and the rotating point to the using part 522 is about 1:2, and the actual effect is better.

In order to better realize semi-automatic core retraction triggering, the triggering force required by the core retraction part should be as light as possible. And receive reset spring and lever principle's influence, under the prerequisite of guaranteeing to receive the trigger stroke of core portion shorter, receive the trigger dynamics of core portion and can be strengthened by certain degree, and then can reduce certain trigger dynamics wantonly through following scheme, the top of above-mentioned use portion 522 still is equipped with breaks away from slope 5221, the slope 5221 that breaks away from that increases suitable certain slope can be under the prerequisite of guaranteeing that the play core state uses stably, that is to say that the conflict block power that produces between above-mentioned cooperation platform and the use portion is greater than under the condition of the rocking impact force that normal writing produced, the conflict block power that produces between above-mentioned cooperation platform and the use portion is as little as possible.

In order to ensure the overall aesthetic appearance of the outer surface of the rotary adjuster in the decored state, the rotary adjuster 52 is further provided with a receiving groove 525. The receiving groove 525 can receive the matching platform 212 when the pen is in the refill state, so as to avoid the tilting of the rotation adjusting piece 52.

In order to keep the rotation adjusting member in a stable state and not to swing left and right in the core retracting state, the rotation adjusting member 52 is further provided with a stable anti-swing slope 526. The stable anti-sloshing slope 526 can ensure that the rotation adjusting member 52 does not sway left and right in the core-folding state by the cooperation between the cooperation platform 212 and the stable anti-sloshing slope 526.

Example 2:

as shown in fig. 4 to 7, the mechanical push pen includes an outer rod 1, an inner rod 2, a return spring 3, a cartridge 4, and a return set 5. The reset set 5 includes a rotating base 51, a rotating adjuster 52 and a rotating positioner 53. The rotation adjusting member 52 is provided with a rotation part 521, a use part 522 and a core part 523, the rotation part 521 is clamped between the rotation base 51 and the rotation positioning member 53 to form a hinge connection effect, and the rotation adjusting member 52 can rotate relative to the rotation base 51 and the rotation positioning member 53. The outer rod 1 is provided with an adjusting slot 11 and a rotating assembly limit ring platform 12. The inner rod 2 is extended with a matching part 21, the matching part 21 is further provided with a matching groove 211 and a matching platform 212, the inner rod is provided with a limiting part 2111, the refill 4 and the return spring 3 are positioned in the inner rod 2, and the return spring 3 is specifically positioned between the refill 4 and the inner rod 2. The tail of the pen core 4 contacts with the rotary base 51. The rotating positioning piece 53 is fixed at the tail of the outer rod 1. The rotary regulating member 52 is mostly located in the regulating groove 11 or the fitting groove 211. The rotation adjusting member 52 and/or the inner rod 2 are/is further provided with a use assisting slope 61. The rotary adjustment member 52 and/or the inner rod 2 are also provided with a use reset ramp 62.

The limiting part 2111 is matched with the adjusting slot 11 of the outer rod 1, the limiting part 2111 is positioned outside the inner rod 2 and is always positioned in the adjusting slot 11 after assembly.

The core drawing method comprises the following steps: when the rotation adjuster 52 is rotated at any angle, the end of the inner lever 2 reciprocating position sleeve 5 is moved to move the engaging table 212 to the using portion 522, and the engaging table 212 passes over the using portion 522 by using the auxiliary slope 61 and reaches above the using portion 522. At this time, the inner rod 2 continues to move to the end of the reciprocating position sleeve set 5, so that the lower end of the matching groove 211 contacts with the lower end of the core retracting part 523, the lower end of the matching groove 211 further changes the rotation angle of the rotation adjusting part 52 by using the reset slope 62, so that the using part 522 moves to the inner side and is positioned right below the matching table 212, at this time, the external force is released, the inner rod 2 starts to move to the end of the reset spring 3 under the influence of the reset spring 3, and after the inner rod 2 moves downwards for a certain distance, the lower end of the matching table 212 collides with the upper end of the using part 522, so that the inner rod 2 cannot continuously move downwards and continuously stays in the current position state, which is the core withdrawing state, and at this time, the pen point part of the pen core 4 keeps the state of exposing the.

The core collecting method comprises the following steps: the core portion 523 is pressed, so that the using portion 522 can move outwards, the using portion 522 is separated from the abutting joint with the matching table 212, at the moment, the inner rod 2 is influenced by the return spring 3 and can continue to move towards the end of the reciprocating spring 3, when the inner rod 2 moves downwards for a certain distance, the inner rod cannot move downwards continuously under the influence of the limiting portion 2111 and stays in the current position state continuously, the position state is a core-withdrawing state, and at the moment, the pen point part of the pen core 4 is completely hidden in the inner rod 2.

In order to facilitate the assembly, the tail part of the outer rod 1 is also provided with a cover body 8. Above-mentioned lid 8 is fixed in the afterbody of outer pole 1, when adopting lid 8, then rotatory setting element 53 need not produce fixedly with outer pole 1, but rotatory setting element 53's upper end can produce the conflict with the lower extreme of lid 8.

In order to be more beneficial to replacing the pen core: the inside lever 2 is detachable into a lever body 22 and a nib 23.

In order to improve the relation ratio between the triggering stroke of the using part and the triggering stroke of the core withdrawing part to be more reasonable, the triggering stroke of the core withdrawing part can be just a little, the using part can quickly reach the triggering stroke required by releasing the core releasing state, and the thickness required by the core withdrawing part is further reduced, the rotating point which is hinged and matched is relatively close to the core withdrawing part 523, the distance ratio of the rotating point to the core withdrawing part 523 and the rotating point to the using part 522 is about 1:2, and the actual effect is better.

In order to better realize semi-automatic core retraction triggering, the triggering force required by the core retraction part should be as light as possible. And receive reset spring and lever principle's influence, under the prerequisite of guaranteeing to receive the trigger stroke of core portion shorter, receive the trigger dynamics of core portion and can be strengthened by certain degree, and then can reduce certain trigger dynamics wantonly through following scheme, the top of above-mentioned use portion 522 still is equipped with breaks away from slope 5221, the slope 5221 that breaks away from that increases suitable certain slope can be under the prerequisite of guaranteeing that the play core state uses stably, that is to say that the conflict block power that produces between above-mentioned cooperation platform and the use portion is greater than under the condition of the rocking impact force that normal writing produced, the conflict block power that produces between above-mentioned cooperation platform and the use portion is as little as possible.

In order to ensure the overall aesthetic appearance of the outer surface of the rotary adjuster in the decored state, the rotary adjuster 52 is further provided with a receiving groove 525. The receiving groove 525 can receive the matching platform 212 when the pen is in the refill state, so as to avoid the tilting of the rotation adjusting piece 52.

In order to keep the rotation adjusting member in a stable state and not to swing left and right in the core retracting state, the rotation adjusting member 52 is further provided with a stable anti-swing slope 526. The stable anti-sloshing slope 526 can ensure that the rotation adjusting member 52 does not sway left and right in the core-folding state by the cooperation between the cooperation platform 212 and the stable anti-sloshing slope 526.

Example 3:

a mechanical knock pen as shown in fig. 8 to 11 includes an outer rod 1, an inner rod 2, a return spring 3, a cartridge 4, and a return set 5. The reset set 5 includes a rotating base 51, a rotating adjuster 52 and a rotating positioner 53. The rotation adjusting member 52 is provided with a rotation part 521, a use part 522 and a core part 523, the rotation part 521 is clamped between the rotation base 51 and the rotation positioning member 53 to form a hinge connection effect, and the rotation adjusting member 52 can rotate relative to the rotation base 51 and the rotation positioning member 53. The outer rod 1 is provided with an adjusting slot 11 and a rotating assembly limit ring platform 12. The inner rod 2 is extended with a matching part 21, the matching part 21 is further provided with a matching groove 211 and a matching platform 212, the inner rod is provided with a limiting part 2111, the refill 4 and the return spring 3 are positioned in the inner rod 2, and the return spring 3 is specifically positioned between the refill 4 and the inner rod 2. The tail of the pen core 4 contacts with the rotary base 51. The rotating positioning piece 53 is fixed at the tail of the outer rod 1. The rotary regulating member 52 is mostly located in the regulating groove 11 or the fitting groove 211. The rotation adjusting member 52 and/or the inner rod 2 are/is further provided with a use assisting slope 61. The rotary adjustment member 52 and/or the inner rod 2 are also provided with a use reset ramp 62.

A limit ring platform 13 is also arranged in the outer rod 1, and the limit part 2111 is positioned at the outer side of the inner rod 2 and is always positioned above the limit ring platform 13 after assembly.

The core drawing method comprises the following steps: when the rotation adjuster 52 is rotated at any angle, the end of the inner lever 2 reciprocating position sleeve 5 is moved to move the engaging table 212 to the using portion 522, and the engaging table 212 passes over the using portion 522 by using the auxiliary slope 61 and reaches above the using portion 522. At this time, the inner rod 2 continues to move to the end of the reciprocating position sleeve set 5, so that the lower end of the matching groove 211 contacts with the lower end of the core retracting part 523, the lower end of the matching groove 211 further changes the rotation angle of the rotation adjusting part 52 by using the reset slope 62, so that the using part 522 moves to the inner side and is positioned right below the matching table 212, at this time, the external force is released, the inner rod 2 starts to move to the end of the reset spring 3 under the influence of the reset spring 3, and after the inner rod 2 moves downwards for a certain distance, the lower end of the matching table 212 collides with the upper end of the using part 522, so that the inner rod 2 cannot continuously move downwards and continuously stays in the current position state, which is the core withdrawing state, and at this time, the pen point part of the pen core 4 keeps the state of exposing the inner rod 2.

The core collecting method comprises the following steps: the core portion 523 is pressed, so that the using portion 522 can move outwards, the using portion 522 is separated from the abutting joint with the matching table 212, at the moment, the inner rod 2 is influenced by the return spring 3 and can continue to move towards the end of the reciprocating spring 3, when the inner rod 2 moves downwards for a certain distance, the inner rod cannot move downwards continuously under the influence of the limiting portion 2111 and stays in the current position state continuously, the position state is a core-withdrawing state, and at the moment, the pen point part of the pen core 4 is completely hidden in the inner rod 2.

In order to facilitate the assembly, the tail part of the outer rod 1 is also provided with a cover body 8. Above-mentioned lid 8 is fixed in the afterbody of outer pole 1, when adopting lid 8, then rotatory setting element 53 need not produce fixedly with outer pole 1, but rotatory setting element 53's upper end can produce the conflict with the lower extreme of lid 8.

In order to be more beneficial to replacing the pen core: the inside lever 2 is detachable into a lever body 22 and a nib 23.

In order to improve the relation ratio between the triggering stroke of the using part and the triggering stroke of the core withdrawing part to be more reasonable, the triggering stroke of the core withdrawing part can be just a little, the using part can quickly reach the triggering stroke required by releasing the core releasing state, and the thickness required by the core withdrawing part is further reduced, the rotating point which is hinged and matched is relatively close to the core withdrawing part 523, the distance ratio of the rotating point to the core withdrawing part 523 and the rotating point to the using part 522 is about 1:2, and the actual effect is better.

In order to better realize semi-automatic core retraction triggering, the triggering force required by the core retraction part should be as light as possible. And receive reset spring and lever principle's influence, under the prerequisite of guaranteeing to receive the trigger stroke of core portion shorter, receive the trigger dynamics of core portion and can be strengthened by certain degree, and then can reduce certain trigger dynamics wantonly through following scheme, the top of above-mentioned use portion 522 still is equipped with breaks away from slope 5221, the slope 5221 that breaks away from that increases suitable certain slope can be under the prerequisite of guaranteeing that the play core state uses stably, that is to say that the conflict block power that produces between above-mentioned cooperation platform and the use portion is greater than under the condition of the rocking impact force that normal writing produced, the conflict block power that produces between above-mentioned cooperation platform and the use portion is as little as possible.

In order to ensure the overall aesthetic appearance of the outer surface of the rotary adjuster in the decored state, the rotary adjuster 52 is further provided with a receiving groove 525. The receiving groove 525 can receive the matching platform 212 when the pen is in the refill state, so as to avoid the tilting of the rotation adjusting piece 52.

In order to keep the rotation adjusting member in a stable state and not to swing left and right in the core retracting state, the rotation adjusting member 52 is further provided with a stable anti-swing slope 526. The stable anti-sloshing slope 526 can ensure that the rotation adjusting member 52 does not sway left and right in the core-folding state by the cooperation between the cooperation platform 212 and the stable anti-sloshing slope 526.

Example 4:

a mechanical pressing pen as shown in fig. 12 to 15 includes an outer lever 1, an inner lever 2, a return spring 3, a cartridge 4, a rotation adjusting member 52, and a cap 7. The rotation adjuster 52 is provided with a use part 522 and a core part 523, and the rotation adjuster 52 is coupled to the outer rod 1 by a hinge. The outer rod 1 is provided with an adjusting slot 11. The inner rod 2 is extended with a matching part 21, the matching part 21 is further provided with a matching groove 211 and a matching platform 212, the inner rod is provided with a limiting part 2111, the refill 4 and the return spring 3 are positioned in the inner rod 2, and the return spring 3 is specifically positioned between the refill 4 and the inner rod 2. The tail of the refill 4 contacts with the cover 7. The cover 7 is fixed to the rear of the outer rod 1. The rotary regulating member 52 is mostly located in the regulating groove 11 or the fitting groove 211. The rotation adjusting member 52 and/or the inner rod 2 are/is further provided with a use assisting slope 61. The rotary adjustment member 52 and/or the inner rod 2 are also provided with a use reset ramp 62.

The rotation adjusting member 52 is further provided with a limiting boss 524, and the limiting portion 2111 is provided on the fitting portion 21 and is always kept above the limiting boss 524 after assembly.

The core drawing method comprises the following steps: when the rotation adjuster 52 is rotated at any angle, the engaging base 212 is moved toward the use portion 522 by moving the inner lever 2 toward the cover 7, and the engaging base 212 passes over the use portion 522 by using the auxiliary slope 61 and reaches above the use portion 522. At this time, the inner rod 2 is continuously moved toward the end of the cap 7, so that the lower end of the engaging groove 211 contacts with the lower end of the core receiving portion 523, the lower end of the engaging groove 211 further changes the rotation angle of the rotation adjusting member 52 by using the reset slope 62, so that the using portion 522 moves inward and is located right below the engaging table 212, at this time, the outer force is released, the inner rod 2 starts to move toward the end of the reset spring 3 under the influence of the reset spring 3, and after the inner rod 2 moves downward by a certain distance, the lower end of the engaging table 212 collides with the upper end of the using portion 522, so that the inner rod 2 cannot continuously move downward and continuously stays in the current position state, which is the core discharging state, and at this time, the pen point portion of the pen core 4 remains exposed out of the inner rod 2.

The core collecting method comprises the following steps: the core portion 523 is pressed, so that the using portion 522 can move outwards, the using portion 522 is separated from the abutting joint with the matching table 212, at the moment, the inner rod 2 is influenced by the return spring 3 and can continue to move towards the end of the reciprocating spring 3, when the inner rod 2 moves downwards for a certain distance, the inner rod cannot move downwards continuously under the influence of the limiting portion 2111 and stays in the current position state continuously, the position state is a core-withdrawing state, and at the moment, the pen point part of the pen core 4 is completely hidden in the inner rod 2.

In order to be more beneficial to replacing the pen core: the inside lever 2 is detachable into a lever body 22 and a nib 23.

In order to improve the relation ratio between the triggering stroke of the using part and the triggering stroke of the core withdrawing part to be more reasonable, the triggering stroke of the core withdrawing part can be just a little, the using part can quickly reach the triggering stroke required by releasing the core releasing state, and the thickness required by the core withdrawing part is further reduced, the rotating point which is hinged and matched is relatively close to the core withdrawing part 523, the distance ratio of the rotating point to the core withdrawing part 523 and the rotating point to the using part 522 is about 1:2, and the actual effect is better.

In order to better realize semi-automatic core retraction triggering, the triggering force required by the core retraction part should be as light as possible. And receive reset spring and lever principle's influence, under the prerequisite of guaranteeing to receive the trigger stroke of core portion shorter, receive the trigger dynamics of core portion and can be strengthened by certain degree, and then can reduce certain trigger dynamics wantonly through following scheme, the top of above-mentioned use portion 522 still is equipped with breaks away from slope 5221, the slope 5221 that breaks away from that increases suitable certain slope can be under the prerequisite of guaranteeing that the play core state uses stably, that is to say that the conflict block power that produces between above-mentioned cooperation platform and the use portion is greater than under the condition of the rocking impact force that normal writing produced, the conflict block power that produces between above-mentioned cooperation platform and the use portion is as little as possible.

In order to ensure the overall aesthetic appearance of the outer surface of the rotary adjuster in the decored state, the rotary adjuster 52 is further provided with a receiving groove 525. The receiving groove 525 can receive the matching platform 212 when the pen is in the refill state, so as to avoid the tilting of the rotation adjusting piece 52.

In order to keep the rotation adjusting member in a stable state and not to swing left and right in the core retracting state, the rotation adjusting member 52 is further provided with a stable anti-swing slope 526. The stable anti-sloshing slope 526 can ensure that the rotation adjusting member 52 does not sway left and right in the core-folding state by the cooperation between the cooperation platform 212 and the stable anti-sloshing slope 526.

Fixed description:

1. the rotary positioning member 53 is fixed to the tail of the outer rod 1, and can be fixed through threads, a buckle, a third-party fitting, and adhesive and/or magnetic attraction.

2. The sealing cover 7 is fixed at the tail part of the outer rod 1 and can be fixed through threads, buckles, third-party accessories and/or be realized through glue and/or magnetic attraction.

3. The cover body 8 is fixed at the tail part of the outer rod 1 and can be realized by threads, buckles, third-party accessory fixing, viscose and/or magnetic suction.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected unless otherwise explicitly stated or limited. Either mechanically or electrically. They may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The foregoing is a preferred embodiment of the present invention, and it will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit of the invention, and these should be considered as the scope of the invention.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.