1. A rain test specimen fixing device, wherein includes: the device comprises an object stage, a first lead screw, a first rocker, a first baffle and a second baffle;

the objective table is provided with a first guide rail along the radial direction and is used for placing the test piece;

the first lead screw is rotationally connected to the first guide rail, and opposite threads are formed in the front half section and the rear half section of the first lead screw;

the first baffle and the second baffle are respectively arranged on the front half section and the rear half section of the first screw rod in a sliding manner and are symmetrical relative to the midpoint of the first screw rod;

the first rocker is rotatably connected to one end of the first lead screw and can be rotated to enable the first lead screw to rotate, so that the first baffle and the second baffle are driven to be close to each other to clamp the test piece.

2. The apparatus of claim 1, wherein the stage further comprises: a second guide rail; the device further comprises: the second screw rod, the third baffle and the second rocker;

the second lead screw is rotatably connected to the second guide rail and is perpendicular to the first lead screw, and a thread is formed in the second lead screw;

the third baffle is arranged on the second lead screw in a sliding manner;

the second rocker is rotatably connected to one end of the second lead screw, and the second rocker can be rotated to enable the second lead screw to rotate so as to drive the third baffle to slide along the second lead screw.

3. The device of claim 1, wherein the stage is uniformly provided with drain holes for draining rainwater in a test.

4. The device of claim 1, wherein the first track defines a first drainage channel and the second track defines a second drainage channel, the first and second drainage channels being configured to drain rain during a test.

5. The device of claim 1, wherein the surfaces of the first, second and third baffles in contact with the test piece are provided with protective pads for protecting the test piece.

6. The apparatus of claim 1 wherein the first, second and third baffles are rectangular in cross-section for gripping a test piece having a rectangular surface.

7. The apparatus of claim 1, wherein the first and second baffles are V-shaped in cross-section for gripping a specimen having an arcuate surface.

8. The apparatus of claim 1, wherein the stage comprises: a top plate and a bottom plate;

a supporting rod is arranged on one side, close to the bottom plate, of the top plate, and the supporting rod can be attached to the top plate to be accommodated in the objective table;

one side of the top plate can be lifted up along the first guide rail, and the supporting rod and the bottom plate form structural interference to support the top plate by screwing out the nylon hoof of the supporting rod.

9. The apparatus of claim 8, wherein a side of the base plate remote from the top plate is provided with a plurality of auxiliary securing structures for engaging tensioners to secure the trial.

10. The device of claim 1, wherein the first lead screw and the second lead screw are self-locking lead screws.

Background

In the daily rain test of the related art, a rope is often used for fixing a product on a rotary table top, or the product is directly placed on a rotary table and rotates along with the table top, and the requirement of wind speed is met in the high wind rain test condition. The revolving stage often adopts stainless steel, meets water the back, and the surface is more slippery, has the risk that the product is blown down or is blown down by wind. And the product in a special shape is difficult to fix or inconvenient to fix, so that a large amount of time is needed to fix the product before each rain test, the test efficiency is reduced, and the fixing effect is poor.

Disclosure of Invention

In view of this, this disclosure provides a rain test piece fixing device.

Based on above-mentioned purpose, this disclosure provides a test piece fixing device drenches with rain, includes: the device comprises an object stage, a first lead screw, a first rocker, a first baffle and a second baffle;

the objective table is provided with a first guide rail along the radial direction and is used for placing the test piece;

the first lead screw is rotationally connected to the first guide rail, and opposite threads are formed in the front half section and the rear half section of the first lead screw;

the first baffle and the second baffle are respectively arranged on the front half section and the rear half section of the first screw rod in a sliding manner and are symmetrical relative to the midpoint of the first screw rod;

the first rocker is rotatably connected to one end of the first lead screw and can be rotated to enable the first lead screw to rotate, so that the first baffle and the second baffle are driven to be close to each other to clamp the test piece.

As can be seen from the foregoing, the present disclosure provides a rain test specimen fixing device, including: the device comprises an object stage, a first lead screw, a first rocker, a first baffle and a second baffle; the objective table is provided with a first guide rail along the radial direction and is used for placing the test piece; the first lead screw is rotationally connected to the first guide rail, and opposite threads are formed in the front half section and the rear half section of the first lead screw; the first baffle and the second baffle are respectively arranged on the front half section and the rear half section of the first screw rod in a sliding manner and are symmetrical relative to the midpoint of the first screw rod; the first rocker is rotatably connected to one end of the first lead screw and can be rotated to enable the first lead screw to rotate, so that the first baffle and the second baffle are driven to be close to each other to clamp the test piece. Make first lead screw rotate through rotating first rocker, because the screw thread of the first half section and the second half section of first lead screw is opposite, so when rotating first lead screw, relative motion or back of the body motion can be done simultaneously with screw thread matched with first baffle and second baffle, thereby relative motion through first baffle and second baffle realizes the centre gripping to the test piece, the release to the test piece is realized through the back of the body motion realization of first baffle and second baffle, can fix the test piece fast, the efficiency of the test is promoted, the fixed effect to the test piece has been strengthened.

Drawings

In order to more clearly illustrate one or more embodiments of the present disclosure or technical solutions in related arts, the drawings used in the description of the embodiments or related arts will be briefly described below, and it is obvious that the drawings in the following description are only one or more embodiments of the present disclosure, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a schematic structural diagram of an exemplary fixing device for a rain test specimen according to an embodiment of the present disclosure.

FIG. 2 is a schematic diagram of an exemplary securing manner according to an embodiment of the present disclosure.

Fig. 3 is a schematic structural diagram of an exemplary fixing device of a second rain test specimen provided in an embodiment of the present disclosure.

FIG. 4 is a schematic view of another exemplary securing manner according to an embodiment of the present disclosure.

Fig. 5 is a schematic structural diagram of an exemplary fixing device of a third rain test specimen provided in an embodiment of the present disclosure.

Fig. 6 is a schematic structural view of an exemplary support rod according to an embodiment of the present disclosure.

Fig. 7 is a schematic structural diagram of an exemplary backplane according to an embodiment of the present disclosure.

Description of reference numerals:

1-an object stage, 2-a first lead screw, 3-a first rocker, 4-a first baffle, 5-a second baffle, 6-a second lead screw, 7-a third baffle, 8-a second rocker, 9-a protection pad, 10-a cubic test piece, 11-a cylindrical test piece, 101-a first guide rail, 102-a second guide rail, 103-a water drainage hole, 104-a first water drainage groove, 105-a second water drainage groove, 106-a top plate, 107-a bottom plate, 108-a support rod, 1081-a nylon hoof foot, 109-an auxiliary fixing structure, 110-a side hole, 111-a rotary rod, 301-a first straight rod, 302-a first handle, 801-a second straight rod and 802-a second handle.

Detailed Description

For the purpose of promoting a better understanding of the objects, aspects and advantages of the present disclosure, reference is made to the following detailed description taken in conjunction with the accompanying drawings.

It is to be noted that unless otherwise defined, technical or scientific terms used in one or more embodiments of the present specification should have the ordinary meaning as understood by those of ordinary skill in the art to which this disclosure belongs. The use of "first," "second," and similar terms in one or more embodiments of the specification is not intended to indicate any order, quantity, or importance, but rather is used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect.

As described in the background art, in the daily rain test of the related art, the rope is often used to fix the product on the rotary table top, or the product is directly placed on the rotary table top and rotates along with the table top, and the wind speed requirement is met in the high wind rain test condition, the wind speed is 18m/s, which is equivalent to eighty-nine grade gale, and the rotary table is made of stainless steel, after the product meets water, the surface is more slippery, there is a risk that the product is blown down or blown down by wind, and the product in a special shape is difficult to fix or inconvenient to fix, so that the product is fixed before each rain test, a large amount of time is spent, the test efficiency is reduced, and the fixing effect is poor.

In view of this, the embodiment of the present disclosure provides a rain test piece fixing device, including: the device comprises an object stage, a first lead screw, a first rocker, a first baffle and a second baffle; the objective table is provided with a first guide rail along the radial direction and is used for placing the test piece; the first lead screw is rotationally connected to the first guide rail, and opposite threads are formed in the front half section and the rear half section of the first lead screw; the first baffle and the second baffle are respectively arranged on the front half section and the rear half section of the first screw rod in a sliding manner and are symmetrical relative to the midpoint of the first screw rod; the first rocker is rotatably connected to one end of the first lead screw and can be rotated to enable the first lead screw to rotate, so that the first baffle and the second baffle are driven to be close to each other to clamp the test piece.

The utility model provides a rain test piece fixing device who provides includes: the device comprises an object stage, a first lead screw, a first rocker, a first baffle and a second baffle; the objective table is provided with a first guide rail along the radial direction and is used for placing the test piece; the first lead screw is rotationally connected to the first guide rail, and opposite threads are formed in the front half section and the rear half section of the first lead screw; the first baffle and the second baffle are respectively arranged on the front half section and the rear half section of the first screw rod in a sliding manner and are symmetrical relative to the midpoint of the first screw rod; the first rocker is rotatably connected to one end of the first lead screw and can be rotated to enable the first lead screw to rotate, so that the first baffle and the second baffle are driven to be close to each other to clamp the test piece. Make first lead screw rotate through rotating first rocker, because the screw thread of the first half section and the second half section of first lead screw is opposite, so when rotating first lead screw, relative motion or back of the body motion can be done simultaneously with screw thread matched with first baffle and second baffle, thereby relative motion through first baffle and second baffle realizes the centre gripping to the test piece, the release to the test piece is realized through the back of the body motion realization of first baffle and second baffle, can fix the test piece fast, the efficiency of the test is promoted, the fixed effect to the test piece has been strengthened.

Hereinafter, the technical means of the present disclosure will be described in further detail with reference to specific examples.

Referring to fig. 1, an exemplary fixing device for a rain test specimen provided in an embodiment of the present disclosure includes: objective table 1, first lead screw 2, first rocker 3, first baffle 4 and second baffle 5. The cross section of the object stage 1 can be circular, and is used for placing a tested piece in a rain test, and a first guide rail 101 is arranged along the radial direction of the object stage 1. Wherein, the first guide rail 101 may penetrate the stage 1 for placing the first lead screw 2. First lead screw 2 rotates to be connected in first guide rail 101 to opposite screw thread has been seted up to first lead screw 2's first half section and latter half section, and for example, first lead screw 2's first half section has been seted up positive screw thread, and latter half section has been seted up the negative thread.

The first baffle 4 and the second baffle 5 are respectively arranged on the front half section and the rear half section of the first screw rod 2 in a sliding way and are symmetrical relative to the midpoint of the first screw rod 2. For example, the first baffle 4 may be connected to the first half section of the first lead screw 2 by a fixing mechanism capable of cooperating with a thread on the first half section of the first lead screw 2, and may reciprocate along the first lead screw 2 with the rotation of the first lead screw 2. Similarly, the second baffle 5 may be connected to the rear half section of the first lead screw 2 by a fixing mechanism that can be engaged with the thread on the rear half section of the first lead screw 2, and can reciprocate along the first lead screw 2 along with the rotation of the first lead screw 2.

The fixing device provided by the embodiment of the disclosure further comprises a first rocker 3, and the first rocker 3 is rotatably connected to any one end of the first lead screw 2. The first rocking bar 3 may include a first straight bar 301 perpendicularly connected to either end of the first screw shaft 2, and a first handle 302 at one end of the first straight bar 301 to be held by hand. The tester can rotate first rocker 3 to first direction through holding first handle 302, drives first lead screw 2's rotation, because the screw thread of seting up on first lead screw 2's the first half section and the second half section is opposite screw thread, so when first lead screw 2 rotates, can drive first baffle 4 and second baffle 5 and be close to each other in order to tighten the piece under test. Similarly, the tester can rotate the first rocker 3 in a second direction opposite to the first direction by holding the handle 302 with a hand, so as to drive the first lead screw 2 to rotate, and thus drive the first baffle 4 and the second baffle 5 to move away from each other to release the tested piece.

In some alternative embodiments, the object table 1 further comprises a second guide rail 102, and the fixing device further comprises a second lead screw 6, a third baffle 7 and a second rocker 8. The second lead screw 6 is rotatably connected to the second guide rail 102 and perpendicular to the first lead screw 2. The second lead screw 6 is also threaded, wherein the length of the second lead screw 6 is approximately equal to the radius of the object stage 1. The third baffle 7 is slidably disposed on the second lead screw 6, and the third baffle 7 can be connected to the second lead screw 6 through a fixing mechanism capable of being matched with the thread on the second lead screw 6. The second rocker 8 is rotatably connected to one end of the second lead screw 6 far away from the first lead screw 2, and the second rocker 8 may include a second straight rod 801 perpendicularly connected to one end of the second lead screw 8 far away from the first lead screw 2, and a second handle 802 capable of being held by hand at one end of the second straight rod 801. The tester can drive the rotation of second lead screw 6 to third direction rotation second rocker 8 through holding second handle 802 by hand to drive third baffle 7 and be close to by the test piece, third baffle 7 can offset the experimental wind-force of blowing from the first lead screw 2 directions of perpendicular to, thereby strengthen fixed and protection to being tested the piece.

In some optional embodiments, the first lead screw 2 and the second lead screw 6 are self-locking lead screws, and the first lead screw 2 and the second lead screw 6 have a self-locking function, so that the tested piece can be fastened and fixed.

In some optional embodiments, the object stage 1 is uniformly provided with drainage holes 103, so that when a rain test is performed, rainwater can be drained through the drainage holes 102, and the influence of excessive accumulated rainwater on the test result is avoided.

In some optional embodiments, the first guide rail 101 is provided with a first drainage groove 104, the second guide rail 102 is provided with a second drainage groove 105, and the first drainage groove 104 and the second drainage groove 105 can drain rainwater in a rain test, so as to further avoid the influence of excessive accumulated rainwater on the test result.

In some alternative embodiments, the surfaces of the first, second and third baffles 4, 5 and 7 contacting the tested piece are provided with protective pads 9, and the protective pads 9 are used for protecting the tested piece, the first, second and third baffles 4, 5 and 7 from being scratched.

Referring to fig. 2, in some alternative embodiments, the first, second, and third baffles 4, 5, and 7 are rectangular in cross-section for clamping a rectangular-surfaced cubic test piece 10.

Referring to fig. 3 and 4, in some alternative embodiments, the first baffle 4 and the second baffle 5 have a V-shaped cross section for clamping the cylindrical test piece 11 with an arc-shaped surface, wherein the cylindrical test piece 11 may be fixed without using the third baffle 7.

Referring to fig. 5, in some alternative embodiments, if the test piece is a glass-equipped meter, the first and second baffles 4 and 5 are replaced with dedicated baffles, and the third baffle 7 is removed.

Referring to fig. 6, in some alternative embodiments, the object stage 1 further includes a top plate 106 and a bottom plate 107, wherein a supporting rod 108 is disposed on a side of the top plate 106 close to the bottom plate 107, and the supporting rod 108 can fit the top plate 106 so as to be received in the object stage 1. One side of the top plate 106 can be lifted up along the first guide rail 101 to support the top plate 106 by unscrewing the nylon shoes 1081 of the support rods 108 to cause the support rods 108 to form a structural interference with the bottom plate 107. The supporting rod 108 can rotate around a rotating shaft arranged on one side of the top plate 106 close to the bottom plate 107, and after the nylon shoe 1081 is screwed out, the top plate 106 can be jacked up, so that an included angle of 45 degrees is formed between the top plate 106 and the bottom plate 107.

Referring to fig. 7, in some alternative embodiments, a side of the bottom plate 107 remote from the top plate 106 is provided with a plurality of auxiliary fixing structures 109. Wherein the auxiliary fixing structure 109 can be matched with a tensioner, thereby further reinforcing the tested piece. For example, the auxiliary fixing mechanism 109 may be an iron hook, and the test piece fixed on the stage 1 is further reinforced after passing a rope through the iron hook.

In some optional embodiments, the whole fixing device can be made of stainless steel, so that the requirements of no deformation and no rust are met.

In some optional embodiments, the first lead screw 2 is movably connected with the first rocker 3, the second lead screw 6 is movably connected with the second rocker 8, and after the tested piece is fixed, the first rocker 3 and the second rocker 8 are taken down to avoid collision with the anemoscope during a rain test.

In some alternative embodiments, the first barrier 4, the second barrier 5 and the third barrier 7 are movably connected to the first guide rail 101 and the second guide rail 102, so that the appropriate barrier can be replaced according to the size of the tested piece, i.e. plug-and-play, and flexibly variable.

In some alternative embodiments, the test piece may have dimensions of 600mm long, 600mm wide and 600mm high.

In some alternative embodiments, when the test piece is in a special shape, it can be bound and fixed by the auxiliary fixing structure 109 and the drainage hole 103 in cooperation with a rope.

In some alternative embodiments, a plurality of side holes 110 are provided at regular intervals on the side of the object stage 1 for further draining rainwater during a rain test.

In some alternative embodiments, a rotating rod 111 is provided at the center of the side of the bottom plate 107 away from the top plate 106, which can cooperate with a rotating mechanism in a rain test to enable the object stage 1 to rotate.

As can be seen from the foregoing, the present disclosure provides a rain test specimen fixing device, including: the device comprises an object stage, a first lead screw, a first rocker, a first baffle and a second baffle; the objective table is provided with a first guide rail along the radial direction and is used for placing the test piece; the first lead screw is rotationally connected to the first guide rail, and opposite threads are formed in the front half section and the rear half section of the first lead screw; the first baffle and the second baffle are respectively arranged on the front half section and the rear half section of the first screw rod in a sliding manner and are symmetrical relative to the midpoint of the first screw rod; the first rocker is rotatably connected to one end of the first lead screw and can be rotated to enable the first lead screw to rotate, so that the first baffle and the second baffle are driven to be close to each other to clamp the test piece. Make first lead screw rotate through rotating first rocker, because the screw thread of the first half section and the second half section of first lead screw is opposite, so when rotating first lead screw, relative motion or back of the body motion can be done simultaneously with screw thread matched with first baffle and second baffle, thereby relative motion through first baffle and second baffle realizes the centre gripping to the test piece, the release to the test piece is realized through the back of the body motion realization of first baffle and second baffle, can fix the test piece fast, the efficiency of the test is promoted, the fixed effect to the test piece has been strengthened.

It should be noted that the above describes some embodiments of the disclosure. Other embodiments are within the scope of the following claims. In some cases, the actions or steps recited in the claims may be performed in a different order than in the embodiments described above and still achieve desirable results. In addition, the processes depicted in the accompanying figures do not necessarily require the particular order shown, or sequential order, to achieve desirable results. In some embodiments, multitasking and parallel processing may also be possible or may be advantageous.

It should be noted that the embodiments of the present disclosure can be further described in the following ways:

a rain test specimen fixing device, wherein includes: the device comprises an object stage, a first lead screw, a first rocker, a first baffle and a second baffle;

the objective table is provided with a first guide rail along the radial direction and is used for placing the test piece;

the first lead screw is rotationally connected to the first guide rail, and opposite threads are formed in the front half section and the rear half section of the first lead screw;

the first baffle and the second baffle are respectively arranged on the front half section and the rear half section of the first screw rod in a sliding manner and are symmetrical relative to the midpoint of the first screw rod;

the first rocker is rotatably connected to one end of the first lead screw and can be rotated to enable the first lead screw to rotate, so that the first baffle and the second baffle are driven to be close to each other to clamp the test piece.

Optionally, the stage further comprises: a second guide rail; the device further comprises: the second screw rod, the third baffle and the second rocker;

the second lead screw is rotatably connected to the second guide rail and is perpendicular to the first lead screw, and a thread is formed in the second lead screw;

the third baffle is arranged on the second lead screw in a sliding manner;

the second rocker is rotatably connected to one end of the second lead screw, and the second rocker can be rotated to enable the second lead screw to rotate so as to drive the third baffle to slide along the second lead screw.

Optionally, the object stage is uniformly provided with drain holes, and the drain holes are used for draining rainwater in a test.

Optionally, the first guide rail is provided with a first water drainage groove, the second guide rail is provided with a second water drainage groove, and the first water drainage groove and the second water drainage groove are used for draining rainwater in a test.

Optionally, a protection pad is arranged on one surface of the first baffle, the second baffle and the third baffle, which is in contact with the test piece, and the protection pad is used for protecting the test piece.

Optionally, the first baffle, the second baffle and the third baffle have rectangular cross sections, and are used for clamping a test piece with a rectangular surface.

Optionally, the cross sections of the first baffle and the second baffle are V-shaped, and the first baffle and the second baffle are used for clamping a test piece with an arc-shaped surface.

Optionally, the stage comprises: a top plate and a bottom plate;

a supporting rod is arranged on one side, close to the bottom plate, of the top plate, and the supporting rod can be attached to the top plate to be accommodated in the objective table;

one side of the top plate can be lifted up along the first guide rail, and the supporting rod and the bottom plate form structural interference to support the top plate by screwing out the nylon hoof of the supporting rod.

Optionally, one surface of the bottom plate, which is far away from the top plate, is provided with a plurality of auxiliary fixing structures, and the auxiliary fixing structures are used for being matched with a tensioner to fix the test piece.

Optionally, the first lead screw and the second lead screw are self-locking lead screws.

The foregoing description of specific embodiments of the present disclosure has been described. Other embodiments are within the scope of the following claims. In some cases, the actions or steps recited in the claims may be performed in a different order than in the embodiments and still achieve desirable results. In addition, the processes depicted in the accompanying figures do not necessarily require the particular order shown, or sequential order, to achieve desirable results. In some embodiments, multitasking and parallel processing may also be possible or may be advantageous.

Those of ordinary skill in the art will understand that: the discussion of any embodiment above is meant to be exemplary only, and is not intended to intimate that the scope of the disclosure, including the claims, is limited to these examples; within the idea of the present disclosure, features in the above embodiments or in different embodiments may also be combined, steps may be implemented in any order, and there are many other variations of the different aspects of the present disclosure as described above, which are not provided in detail for the sake of brevity.

In addition, well known power/ground connections to Integrated Circuit (IC) chips and other components may or may not be shown in the provided figures for simplicity of illustration and discussion, and so as not to obscure the disclosure. Furthermore, devices may be shown in block diagram form in order to avoid obscuring the disclosure, and also in view of the fact that specifics with respect to implementation of such block diagram devices are highly dependent upon the platform within which the present disclosure is to be implemented (i.e., specifics should be well within purview of one skilled in the art). Where specific details (e.g., circuits) are set forth in order to describe example embodiments of the disclosure, it should be apparent to one skilled in the art that the disclosure can be practiced without, or with variation of, these specific details. Accordingly, the description is to be regarded as illustrative instead of restrictive.

While the present disclosure has been described in conjunction with specific embodiments thereof, many alternatives, modifications, and variations of these embodiments will be apparent to those of ordinary skill in the art in light of the foregoing description.

The present disclosure is intended to embrace all such alternatives, modifications and variances which fall within the broad scope of the appended claims. Therefore, any omissions, modifications, equivalents, improvements, and the like that may be made within the spirit and principles of the disclosure are intended to be included within the scope of the disclosure.