1. A battery stop device, its characterized in that includes:

the battery storage device comprises a fixed support, a battery storage device and a battery conveying device, wherein more than two storage stations for containing batteries are arranged on the fixed support, and a conveying mechanism for bearing the batteries is arranged at the bottom of each storage station;

the limiting mechanisms are arranged on the fixed support;

and the power mechanism is in transmission connection with more than two limiting mechanisms and is used for driving the limiting mechanisms to move so as to adjust the width size of the storage station to be matched with the width size of the battery.

2. The battery restraint device of claim 1, wherein the restraint mechanism comprises:

the limiting executing part is opposite to two opposite sides of the battery and limits the battery;

and one end of the clutch is connected with the power mechanism, and the other end of the clutch is connected with the limiting execution part.

3. The battery restraint device of claim 2, wherein the restraint actuator comprises:

the limiting pieces are arranged on two sides of the storage station and are connected with the fixed support in a sliding mode;

the lead screw extends along the width direction of the storage station, is connected with the clutch and is in threaded connection with at least one limiting part.

4. The battery limiting device according to claim 3, wherein the lead screw is a double-ended lead screw, the two ends of the lead screw have opposite spiral directions, the lead screw is connected to the two limiting members simultaneously, and the lead screw drives the two limiting members to move toward or away from each other.

5. The battery spacing device of claim 3, wherein the spacing actuator further comprises a guide rod extending along the width direction of the storage station, and the spacing member is slidably fitted over the guide rod.

6. The battery limiting device as claimed in claim 2, wherein the storage station comprises two or more first storage positions distributed along the battery conveying direction of the conveying mechanism, and the power mechanism comprises:

the driving piece is used for driving the limiting mechanism to move;

the first-stage transmission assembly is arranged on the first storage position, the driving piece is in transmission connection with the limiting mechanism through the first-stage transmission assembly, one end of the clutch is connected with the first-stage transmission assembly, and the other end of the clutch is connected with the limiting executing piece.

7. The battery stop device of claim 6, wherein the storage station further comprises a second storage location, the second storage location and the first storage location are distributed along a vertical direction, and the power mechanism further comprises:

the second grade transmission subassembly, the transmission of second grade transmission subassembly is connected the first grade transmission subassembly with on the second storage bit stop gear, the one end of clutch with the second grade transmission subassembly is connected, the other end of clutch with spacing executive component connects.

8. The battery restraint device of claim 7 wherein said primary drive assembly comprises:

the primary driving wheel is connected with the output end of the driving piece;

one end of the first-level output wheel set is connected with the first-level driving wheel, and the other end of the first-level output wheel set is connected with the limiting mechanism.

9. The battery restraint device of claim 8, wherein the primary drive assembly further comprises:

one end of the primary connecting wheel set is connected with the primary driving wheel;

the secondary drive assembly comprises:

the other end of the primary connecting wheel set is connected with the secondary driving wheel set;

and one end of the second-stage output wheel set is connected with the second-stage driving wheel set, and the other end of the second-stage output wheel set is connected with the limiting mechanism of the second storage bit.

10. A battery changing apparatus comprising a battery restraint device as claimed in any one of claims 1 to 9.

Background

With the rapid development of building automation technology, more and more robots are applied to building sites, and in order to ensure the healthy and efficient working state of the robots, energy needs to be supplied to the robots in time, namely, batteries need to be replaced. The battery is replaced manually, the efficiency is low, the labor intensity is high, the battery replacement is automatically completed by the battery replacement equipment in the future automatic construction site, namely, the battery replacement equipment takes down the non-electric battery of the operation robot and puts the non-electric battery into the battery storage bin of the battery replacement equipment, and then the full-electric battery is taken out from the battery storage bin and is loaded on the operation robot.

However, since the variety of the working robots is various, the types, specifications, capacities, volumes, and the like of the power batteries are used in the robots in a wide range, and even if the batteries are standardized in the industry, it is impossible to use only one battery. If a battery replacing device is designed for each volume of the battery, namely the battery replacing device corresponds to the battery volume one by one, the specifications and the number of the required battery replacing devices are various, and the development and the popularization of building automation are not facilitated.

Based on the above situation, it is necessary to design a new battery replacing apparatus to solve the above problems.

Disclosure of Invention

One object of the present invention is: the battery limiting device is convenient for a battery to enter and exit a storage station.

Another object of the invention is: a battery replacing apparatus is provided which is capable of facilitating the entry and exit of a battery into and out of the apparatus.

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

in one aspect, a battery restraint device is provided, comprising:

the battery storage device comprises a fixed support, a battery storage device and a battery conveying device, wherein more than two storage stations for containing batteries are arranged on the fixed support, and a conveying mechanism for bearing the batteries is arranged at the bottom of each storage station;

the limiting mechanisms are arranged on the fixed support;

and the power mechanism is in transmission connection with more than two limiting mechanisms and is used for driving the limiting mechanisms to move so as to adjust the width size of the storage station to be matched with the width size of the battery.

Preferably, each storage station is correspondingly provided with one limiting mechanism.

Specifically, the width dimension of the storage station refers to a dimension in a direction perpendicular to a conveying direction of the batteries on the conveyor.

Specifically, through setting up stop gear, can carry out width adjustment and realize the effective spacing of battery to storage station, effective improve equipment's commonality, promptly when the battery of different volumes (mainly be the width) gets into storage station, the card is dead when this kind of width adjustable design can avoid the battery to pass in and out storage station, and then the high-efficient business turn over storage station of battery of being convenient for, because stop gear's limiting displacement can also guarantee that battery change equipment is transporting the battery in-process in addition, the battery can not the slope in the storage station or produce the collision with the fixed bolster. In addition, the power mechanism is in transmission connection with more than two limiting mechanisms, so that the number of the power mechanisms can be reduced, the equipment cost can be reduced, the overall structure of the equipment can be more compact, and the miniaturization and improvement of the equipment are facilitated.

Preferably, the conveying mechanism is a supporting wheel for carrying batteries, and the storage station is arranged above the supporting wheel.

As a preferred technical solution, the limiting mechanism includes:

the limiting executing part is opposite to two opposite sides of the battery and limits the battery;

and one end of the clutch is connected with the power mechanism, and the other end of the clutch is connected with the limiting execution part.

Particularly, through setting up the clutch, can realize realizing the on-off control between power unit and the spacing executive component, and then make the spacing executive component on the different storage stations can realize independent action, improve equipment's use flexibility and suitability.

Preferably, the clutch is an electromagnetic clutch or a magnetic gear.

As a preferred technical scheme, the spacing executive component comprises:

the limiting pieces are arranged on two sides of the storage station and are connected with the fixed support in a sliding mode;

the lead screw extends along the width direction of the storage station, is connected with the clutch and is in threaded connection with at least one limiting part.

Specifically, through setting up the locating part with lead screw connection, can reliably and adjust with high accuracy the position of locating part, adjust promptly the width of storage station, and then satisfy the spacing demand of different specification batteries, improve this battery stop device's commonality.

Preferably, the limiting member is a fluency strip or a smooth flat plate.

As a preferred technical scheme, the lead screw is a double-end lead screw, the screw directions at the two ends of the lead screw are opposite, the lead screw is connected with the two limiting parts simultaneously, and the lead screw drives the two limiting parts to move in opposite directions or deviate from each other.

Specifically, through setting up this double-end lead screw, can make two locating part realizes centering motion to make the battery fixed in the center of storage station, and then reduce the jamming risk of battery get and put the process.

As a preferred technical scheme, the limiting executing part further comprises a guide rod, the guide rod extends along the width direction of the storage station, and the limiting part is sleeved on the guide rod in a sliding manner.

Preferably, the number of the guide rods is two, and the two guide rods are respectively positioned on two sides of the lead screw.

Specifically, through setting up the guide arm can improve the reliability that the locating part removed to and improve the depth of parallelism between two locating parts.

Preferably, the lead screw and the guide rod are both arranged in the gap of the supporting wheel.

As a preferred technical solution, the storage station includes two or more first storage positions distributed along the battery conveying direction of the conveying mechanism, and the power mechanism includes:

the driving piece is used for driving the limiting mechanism to move;

the first-stage transmission assembly is arranged on the first storage position, the driving piece is in transmission connection with the limiting mechanism through the first-stage transmission assembly, one end of the clutch is connected with the first-stage transmission assembly, and the other end of the clutch is connected with the limiting executing piece.

Preferably, the number of the first storage positions is two, and the primary transmission assembly is arranged between the two first storage positions.

Specifically, through setting up one-level transmission assembly can with the power of driving piece carries out the split transmission, guarantees the reliable realization of taking many designs on the one hand, and on the other hand can make things convenient for the later maintenance of equipment.

As a preferred technical scheme, the storage station further includes a second storage location, the second storage location and the first storage location are distributed along a vertical direction, and the power mechanism further includes:

the second grade transmission subassembly, the transmission of second grade transmission subassembly is connected the first grade transmission subassembly with on the second storage bit stop gear, the one end of clutch with the second grade transmission subassembly is connected, the other end of clutch with spacing executive component connects.

Specifically, through setting up the second grade transmission assembly can with the power of driving piece carries out the secondary split transmission, has increased the quantity of the stop gear that single driving piece drove on the one hand, and on the other hand can make things convenient for the later maintenance of equipment.

Preferably, the number of second storage bits is equal to the number of first storage bits.

Preferably, the number of the second storage positions is two, and the two-stage transmission assembly is disposed between the two second storage positions.

Preferably, the second storage position is positioned above the first storage position, and the secondary transmission assembly is positioned right above the primary transmission assembly; or the first storage position is positioned above the second storage position, and the primary transmission assembly is positioned right above the secondary transmission assembly.

As a preferred technical solution, the primary transmission assembly includes:

the primary driving wheel is connected with the output end of the driving piece;

one end of the first-level output wheel set is connected with the first-level driving wheel, and the other end of the first-level output wheel set is connected with the limiting mechanism.

Preferably, the number of the primary output wheel sets is equal to the number of the first storage bits, and each primary output wheel set is connected with one limiting mechanism located on the first storage bit.

As a preferred technical solution, the primary transmission assembly further includes:

one end of the primary connecting wheel set is connected with the primary driving wheel;

the secondary drive assembly comprises:

the other end of the primary connecting wheel set is connected with the secondary driving wheel set;

and one end of the second-stage output wheel set is connected with the second-stage driving wheel set, and the other end of the second-stage output wheel set is connected with the limiting mechanism of the second storage bit.

Preferably, one-level drive assembly still includes the one-level driving plate, the one-level driving plate is installed on the fixed bolster, one-level action wheel, one-level output wheelset and one-level connection wheelset all set up on the one-level driving plate.

Preferably, the second grade transmission assembly still includes the second grade driving plate, the second grade driving plate is installed on the fixed bolster, second grade driving wheel group and second grade output wheelset all set up on the second grade driving plate.

Preferably, the primary driving wheel, the primary output wheel set and the primary connecting wheel set are connected together through a primary transmission belt; and/or the secondary driving wheel set and the secondary output wheel set are connected through a secondary transmission belt; and/or the primary connecting wheel set is connected with the secondary driving wheel set through an intermediate transmission belt; and/or each primary output wheel set is connected with one limiting mechanism through an output transmission belt, and each secondary output wheel set is connected with one limiting mechanism through an output transmission belt.

Furthermore, a primary extrusion wheel is arranged between adjacent wheels in the primary transmission assembly and used for increasing the connecting force between the adjacent wheels, so that the reliability of power transmission between the adjacent wheels is improved; and/or a secondary extrusion wheel is arranged between adjacent wheels in the secondary transmission assembly and used for increasing the connecting force between the adjacent wheels, so that the reliability of power transmission between the adjacent wheels is improved.

Preferably, the number of the primary output wheel sets is two, the two primary output wheel sets, the primary driving wheel and the primary connecting wheel set form four-angle distribution, the primary driving wheel is positioned at the lower end, the primary connecting wheel set is positioned at the upper end, and a central connecting line of the two primary output wheel sets is perpendicular to the centers of the primary driving wheel and the primary connecting wheel set; and/or, the number of the secondary output wheel sets is two, the two secondary output wheel sets and the secondary driving wheel set form a triangle distribution, the secondary driving wheel sets are positioned at the lower end, and the two secondary output wheel sets are positioned at the left side and the right side of the upper end.

In another aspect, a battery replacing device is provided, which comprises the above battery limiting device.

Specifically, this battery stop device can guarantee that the quick business turn over equipment of battery makes the battery change equipment drive with less power unit in advance and realize carrying out width adjustment and effectively spacing to the battery to whole memory station, and then improves the reliability and the security of battery change equipment walking in-process battery.

The invention has the beneficial effects that: the utility model provides a battery stop device, through set up stop gear at the storage station, can carry out width adjustment to whole storage stations, both be convenient for lead the battery of business turn over storage station, also be convenient for carry on spacingly to the battery that has been located storage station, and be connected through the stop gear transmission of a power unit and more than two, can reduce power unit's quantity, can reduce equipment cost, can make equipment overall structure compacter again, do benefit to the equipment miniaturization and improve. In addition, the battery replacing equipment with the battery limiting device is provided, the number of power mechanisms can be reduced in advance under the conditions that the batteries can be guaranteed to rapidly enter and exit the equipment and the batteries can be reliably limited, and the equipment cost is reduced.

Drawings

The invention is explained in more detail below with reference to the figures and examples.

Fig. 1 is a schematic view of a first viewing angle of a battery position limiting device according to a first embodiment;

FIG. 2 is an enlarged view of a portion of the portion A shown in FIG. 1;

FIG. 3 is an enlarged view of a portion of the location B shown in FIG. 1;

fig. 4 is a schematic diagram of a second view angle of the battery position limiting device according to the first embodiment.

In fig. 1 to 4:

11. fixing a bracket; 12. a transport mechanism;

2. storing the station; 21. a first storage bit; 22. a second storage bit;

3. a limiting mechanism; 31. a limiting executing part; 311. a limiting member; 312. a lead screw; 313. a guide bar; 32. a clutch;

41. a drive member; 42. a primary transmission assembly; 421. a primary driving wheel; 422. a primary output wheel set; 423. a first-stage connecting wheel set; 424. a primary drive plate; 425. a primary drive belt; 426. a primary extrusion wheel; 43. a secondary drive assembly; 431. a secondary driving wheel set; 432. a secondary output wheel set; 433. a secondary drive plate; 434. a secondary transmission belt; 435. a secondary extrusion wheel; 44. an intermediate transmission belt; 45. and outputting the transmission belt.

Detailed Description

In order to make the technical problems solved, technical solutions adopted and technical effects achieved by the present invention clearer, the technical solutions of the embodiments of the present invention will be described in further detail below with reference to the accompanying drawings, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.

The first embodiment is as follows:

a battery limiting device is shown in figures 1 to 4 and comprises a fixing support 11, wherein more than two storage stations 2 for containing batteries are arranged on the fixing support 11, a conveying mechanism 12 for bearing the batteries is arranged at the bottom of each storage station 2, each conveying mechanism 12 is a supporting wheel, each supporting wheel is used for bearing the batteries, and each storage station 2 is arranged above each supporting wheel. In addition, more than two limiting mechanisms 3 are arranged on the fixed support 11, and each storage station 2 is correspondingly provided with one limiting mechanism 3; the device also comprises a power mechanism, wherein the power mechanism is in transmission connection with more than two limiting mechanisms 3 and is used for driving the limiting mechanisms 3 to move so as to adjust the width size of the storage station 2 to be matched with the width size of the battery, namely, the width size of the storage station 2 is adjusted to be basically equal to the width size of the battery. The width direction of the battery is the direction perpendicular to the direction in which the battery enters and exits the storage location of the battery. Of course, in other embodiments, two adjacent storage stations 2 may correspond to one limiting mechanism 3.

Specifically, this battery stop device is through setting up stop gear 3, can carry out width adjustment and realize the effective spacing of battery to storage station 2, when the battery of different volumes (mainly width) gets into storage station 2, the card is dead when this kind of width adjustable design can avoid battery business turn over storage station 2, and then the high-efficient business turn over storage station 2 of the battery of being convenient for, in addition because stop gear 3's limiting displacement, can also guarantee that battery change equipment is transporting the battery in-process, the battery can not be in storage station 2 interior slope or produce the collision with fixed bolster 11. In addition, the power mechanism is in transmission connection with the more than two limiting mechanisms 3, so that the number of the power mechanisms can be reduced, the equipment cost can be reduced, the overall structure of the equipment can be more compact, and the miniaturization and improvement of the equipment are facilitated.

In this embodiment, the limiting mechanism 3 includes a limiting actuator 31 and a clutch 32, the limiting actuator 31 is opposite to two opposite sides of the battery and limits the battery, one end of the clutch 32 is connected to the power mechanism, and the other end of the clutch 32 is connected to the limiting actuator 31. Through setting up clutch 32, can realize realizing the on-off control between power unit and the spacing executive component 31, and then make the spacing executive component 31 on different storage station 2 realize independent action, improve the flexibility of use and the suitability of equipment. The clutch 32 in this embodiment is an electromagnetic clutch, but the clutch 32 may be implemented by a magnetic gear in other embodiments.

In this embodiment, the limiting executing component 31 includes a limiting component 311 and a screw 312, the limiting component 311 is disposed on both sides of the storage station 2, the limiting component 311 is slidably connected to the fixing bracket 11, and the limiting component 311 is a fluent strip or a smooth flat plate. The lead screw 312 extends along the width direction of the storage station 2, the lead screw 312 is connected with the clutch 32, and the lead screw 312 is in threaded connection with at least one limiting member 311. Specifically, by arranging the limiting part 311 connected with the lead screw 312, the position of the limiting part 311, namely the width of the storage station 2, can be reliably and accurately adjusted, so that the requirements of placing and fixing batteries of different specifications are met, and the universality of the battery limiting device is improved. In this embodiment, the screw 312 is a double-head screw, the screw directions of the two ends of the screw 312 are opposite, the screw 312 is connected to the two limiting members 311 at the same time, and the screw 312 drives the two limiting members 311 to move toward or away from each other. Through setting up this double-end lead screw, can make two locating parts 311 realize centering motion to make the battery fixed in the center of storage station 2, and then reduce the battery and get the jamming risk of putting the process.

In this embodiment, the position limiting actuator 31 further includes a guide rod 313, the guide rod 313 extends along the width direction of the storage station 2, and the position limiting member 311 is slidably sleeved on the guide rod 313. The number of the guide rods 313 is two, the two guide rods 313 are respectively positioned at two sides of the screw 312, and the screw 312 and the guide rods 313 are both arranged in the gap of the support wheel. By providing the guide rod 313, the moving reliability of the limiting members 311 can be improved, and the parallelism between the two limiting members 311 can be improved.

In the present embodiment, the storage station 2 comprises two first storage locations 21 and two second storage locations 22, the two first storage locations 21 being distributed along the battery conveying direction of the conveying mechanism 12, the second storage locations 22 being distributed along the vertical direction with the first storage locations 21, and the two second storage locations 22 being distributed along the battery conveying direction of the conveying mechanism 12. The power mechanism comprises a driving part 41 and a first-stage transmission assembly 42, the driving part 41 is used for driving the limiting mechanism 3 to move, the driving part 41 is in transmission connection with the limiting mechanism 3 on the first storage position 21 through the first-stage transmission assembly 42, one end of the clutch 32 is connected with the first-stage transmission assembly 42, the other end of the clutch 32 is connected with the limiting execution part 31, and the first-stage transmission assembly 42 is arranged between the two first storage positions 21. Specifically, through setting up one-level transmission assembly 42, can carry out the split transmission with driving piece 41's power, guarantee the reliable realization of taking many designs on the one hand, on the other hand can make things convenient for the later maintenance of equipment.

The power mechanism further comprises a secondary transmission assembly 43, the secondary transmission assembly 43 is in transmission connection with the primary transmission assembly 42 and the limiting mechanism 3 on the second storage position 22, one end of the clutch 32 is connected with the secondary transmission assembly 43, the other end of the clutch 32 is connected with the limiting execution part 31, and the secondary transmission assembly 43 is arranged between the two second storage positions 22. Through setting up second grade transmission assembly 43, can carry out the secondary split transmission with the power of driving piece 41, increased the quantity of stop gear 3 that single driving piece 41 drove on the one hand, on the other hand can make things convenient for the later maintenance of equipment. In this embodiment, the second storage location 22 is located above the first storage location 21, and the secondary transmission element 43 is located directly above the primary transmission element 42. Of course, in other embodiments, the reverse arrangement may be used, i.e., first storage location 21 is located above second storage location 22, and primary drive 42 is located directly above secondary drive 43.

In this embodiment, as shown in fig. 2 and fig. 3, the primary transmission assembly 42 includes a primary driving wheel 421, a primary output wheel set 422, and a primary connecting wheel set 423, wherein the primary driving wheel 421 is connected to the output end of the driving element 41; one end of the primary output wheel set 422 is connected with the primary driving wheel 421, and the other end of the primary output wheel set 422 is connected with the limiting mechanism 3. The number of the primary output wheel sets 422 is equal to the number of the first storage bits 21, and each primary output wheel set 422 is connected with a limiting mechanism 3 positioned on the first storage bit 21. One end of the primary connecting wheel set 423 is connected with the primary driving wheel 421. The secondary transmission assembly 43 comprises a secondary driving wheel set 431 and a secondary output wheel set 432, and the other end of the primary connecting wheel set 423 is connected with the secondary driving wheel set 431; one end of the secondary output wheel set 432 is connected with the secondary driving wheel set 431, and the other end of the secondary output wheel set 432 is connected with the limiting mechanism 3 of the second storage bit 22.

In this embodiment, the primary driving assembly 42 further includes a primary driving plate 424, the primary driving plate 424 is installed on the fixing support 11, and the primary driving wheel 421, the primary output wheel set 422 and the primary connecting wheel set 423 are all disposed on the primary driving plate 424. Second grade transmission assembly 43 still includes second grade driving plate 433, and second grade driving plate 433 installs on fixed bolster 11, and second grade driving wheel group 431 and second grade output wheel group 432 all set up on second grade driving plate 433. The primary driving wheel 421, the primary output wheel set 422 and the primary connecting wheel set 423 are connected together through a primary transmission belt 425. The secondary drive pulley set 431 and the secondary output pulley set 432 are connected by a secondary drive belt 434. The primary connecting pulley set 423 and the secondary driving pulley set 431 are connected by an intermediate belt 44. Each primary output wheel set 422 is connected with one limiting mechanism 3 through an output transmission belt 45, and each secondary output wheel set 432 is connected with one limiting mechanism 3 through an output transmission belt 45.

In this embodiment, the number of the first-stage output wheel sets 422 is two, the two first-stage output wheel sets 422 and the first-stage driving wheel 421 and the first-stage connecting wheel set 423 form a four-corner distribution, the first-stage driving wheel 421 is located at the lower end, the first-stage connecting wheel set 423 is located at the upper end, and the center connecting line of the two first-stage output wheel sets 422 is perpendicular to the center of the first-stage driving wheel 421 and the center connecting wheel set 423. The number of the two-stage output wheel sets 432 is two, the two-stage output wheel sets 432 and the two-stage driving wheel set 431 form triangular distribution, the two-stage driving wheel set 431 is located at the lower end, and the two-stage output wheel sets 432 are located on the left side and the right side of the upper end.

To improve the performance of the present embodiment, a primary squeezing wheel 426 is disposed between adjacent wheels inside the primary transmission assembly 42, and the primary squeezing wheel 426 is used to increase the connecting force between the adjacent wheels, thereby improving the reliability of power transmission between the adjacent wheels. A secondary squeezing wheel 435 is provided between adjacent wheels inside the secondary transmission assembly 43, and the secondary squeezing wheel 435 serves to increase the coupling force between the adjacent wheels, thereby improving the reliability of power transmission between the adjacent wheels.

Example two:

the difference between the embodiment and the first embodiment is the number and the position of the storage stations 2, and the storage stations 2 of the embodiment only comprise two first storage positions 21, and the two first storage positions 21 are distributed along the battery conveying direction of the conveying mechanism 12. While the power mechanism comprises only the drive member 41 and the primary transmission member 42 is arranged between the two first storage positions 21. The second storage position 22 and the secondary transmission assembly 43 in the first embodiment are not involved in the scheme, the primary transmission assembly 42 only comprises a primary driving wheel 421 and two primary output wheel sets 422, the primary connecting wheel set 423 in the first embodiment is not required to be arranged, and the two primary output wheel sets 422 and the primary driving wheel 421 form triangular distribution. In addition, the case where the storage station 2 includes only the second storage location 22 corresponds to the above case, and is not described here again.

Of course, in other embodiments, the two first storage positions 21 may be vertically distributed, and the primary transmission assembly 42 is located between the two first storage positions 21. In other embodiments, the number of the first storage bits 21 may be more than three, and the number of the second storage bits 22 may be more than three.

Example three:

a battery replacement device is provided, including the battery limiting device of the first embodiment or the second embodiment. This battery stop device can make battery change equipment with less power unit drive and realize carrying out width adjustment and effectively spacing to the battery to whole memory station under the prerequisite of guaranteeing that the battery passes in and out equipment fast, and then improves the reliability and the security of battery change equipment walking in-process battery.

In this embodiment, the battery position limiting device mainly has the following two ways for identifying batteries with different widths:

1. the scheduling system stores the specification information of the power battery carried by each type of operation equipment, schedules the battery replacing equipment to replace the battery for the appointed operation equipment in real time, and records the state of each storage station of the battery replacing equipment. Therefore, the position to which the limiting mechanism corresponding to each storage station needs to move can be clearly known so as to adapt to the passing of the power battery.

2. A sensor is arranged between the limiting mechanism and the power battery to detect the position to which the limiting mechanism moves. For example, a proximity switch is provided on the limit mechanism and automatically stops when it moves to a specified distance from the side of the power battery, or a groove-shaped photo-electricity is provided on the side of the power battery and a catch is provided on the limit mechanism and automatically stops when the limit mechanism moves to a specified distance from the side of the power battery.

In the description herein, it is to be understood that the terms "upper", "lower", "right", and the like are based on the orientations and positional relationships shown in the drawings and are used for convenience in description and simplicity in operation, but do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be constructed in a particular operation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used merely for descriptive purposes and are not intended to have any special meaning.

In the description herein, references to the description of "an embodiment," "an example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.

In addition, the foregoing is only the preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments illustrated herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.