CN220895525U

CN220895525U - Auxiliary mechanism and equipment for repairing battery string

Info

Publication number: CN220895525U
Application number: CN202322613089.6U
Authority: CN
Inventors: 马国龙; 周玲
Original assignee: Ningxia Xiaoniu Automation Equipment Co ltd
Current assignee: Ningxia Xiaoniu Automation Equipment Co ltd
Priority date: 2023-09-26
Filing date: 2023-09-26
Publication date: 2024-05-03
Anticipated expiration: 2033-09-26

Abstract

The utility model relates to the technical field of battery string repair, in particular to a battery string repair auxiliary mechanism and repair equipment. The battery string repairing auxiliary mechanism comprises a lifting mechanism, a horizontal driving mechanism, a moving plate, a pressing plate assembly and a clamping assembly, wherein the pressing plate assembly and the clamping assembly are arranged on the moving plate, the lifting mechanism is in driving connection with the moving plate to enable the moving plate to move up and down, and the horizontal driving mechanism is in driving connection with the lifting mechanism to enable the lifting mechanism to move left and right. The pressing plate component comprises an elastic pressing plate and is suitable for pressing the battery string segments on two sides of the bad battery piece in the film-covered battery string and other battery strings. The clamping assembly comprises a clamp for clamping the free end of the control welding strip. The pressing plate component and the clamp component share a set of driving system to realize horizontal movement or up-down movement. The battery string repairing device comprises a heating mechanism, a left mobile station, a supporting table, a right mobile station and two battery string repairing auxiliary mechanisms, and is suitable for repairing a coated battery string and other battery strings.

Description

Auxiliary mechanism and equipment for repairing battery string

Technical Field

The utility model relates to the technical field of battery string repair, in particular to a battery string repair auxiliary mechanism and repair equipment.

Background

In a solar cell string repair method, when repairing a cell string: firstly, placing a battery string on a workbench, wherein the workbench comprises a left mobile station, a middle supporting table and a right mobile station which are sequentially arranged, defective battery pieces in the battery string are positioned on the middle supporting table, and battery string fragments at two sides of the defective battery pieces are positioned on the left mobile station and the right mobile station; then, the left mobile station and the right mobile station move reversely, so that the welding strip connected with the bad battery piece is separated from the bad battery piece; finally, the clamping mechanism clamps the free end of the welding strip which is originally connected with the bad battery piece, the welding strip is stacked with the battery piece which is replaced on the middle supporting table by matching with the left moving table and the right moving table, and repair is completed after welding.

In the prior art, in order to prevent the dislocation movement of the battery string segments at two sides of the bad battery piece in the moving process, suction cups for adsorbing and fixing the battery pieces are arranged on the left moving table and the right moving table. However, in the film-covered battery string, the welding strip is adhered and fixed on the battery piece by using the adhesive film, when the welding strip is separated from the defective battery piece, the adhesive film is adsorbed by using the sucking disc to fix the battery string segments on the two sides of the defective battery piece, the adsorption force provided by the sucking disc is insufficient, and when the welding strip is pulled out from the middle of the adhesive film and the defective battery piece, the battery string segments on the two sides of the defective battery piece slide relative to the left moving table and the right moving table, so that the welding strip cannot be pulled out from the defective battery piece.

Disclosure of utility model

Aiming at the defects in the prior art, the utility model provides an auxiliary mechanism for repairing a battery string.

In order to achieve the above object, the present utility model provides the following solutions:

In one aspect, the present utility model provides a battery string repair assisting mechanism, comprising: the horizontal driving mechanism is in driving connection with the lifting mechanism to enable the lifting mechanism to move left and right, the lifting mechanism is in driving connection with the moving plate to enable the moving plate to move up and down, the pressing plate assembly comprises an elastic pressing plate, the clamping assembly comprises a clamp, the elastic pressing plate and the clamp are located below the moving plate, and the bottom of the elastic pressing plate is lower than the bottom of the clamp in height.

Further, the pressing plate assembly further comprises a first air cylinder, the first air cylinder is fixed on the moving plate, a piston rod of the first air cylinder is in driving connection with the elastic pressing plate, the elastic pressing plate is enabled to move up and down, and the elastic pressing plate is movably connected with the moving plate through a guide post.

Further, the elastic pressing plate comprises a lifting plate and a sponge block adhered to the bottom of the lifting plate.

Further, the clamp is used for clamping the welding strip, the clamping ends of the clamp are vertically arranged, and the welding strip is clamped front and back.

Further, the clamp is used for clamping the welding strip, the clamping end of the clamp is horizontally arranged, and the welding strip is clamped front and back.

Further, the clamping end extends out of the moving plate.

Further, an upper limiting block is arranged at the end head of the clamping end.

On the other hand, the utility model provides a battery string repairing device, which comprises a heating mechanism, a left mobile station, a supporting table, a right mobile station and two battery string repairing auxiliary mechanisms, wherein the heating mechanism is arranged above the supporting table in a lifting manner and is used for heating battery pieces; the left mobile station and the right mobile station are arranged at two sides of the supporting table and are used for receiving battery string fragments at two sides of a defective battery piece, and the left mobile station and the right mobile station can be close to or far from the supporting table; the battery string repair auxiliary mechanism is used for fixing the battery string segments and clamping the control welding strip.

Compared with the prior art, the utility model has the following advantages and beneficial effects:

The utility model provides a battery string repairing auxiliary mechanism which comprises a horizontal driving mechanism, a lifting mechanism, a movable plate, a pressing plate assembly and a clamping assembly, wherein the pressing plate assembly and the clamping assembly are arranged on the movable plate, the horizontal driving mechanism is in driving connection with the lifting mechanism to enable the lifting mechanism to move left and right, and the lifting mechanism is in driving connection with the movable plate to enable the movable plate to move up and down. The pressing plate assembly comprises an elastic pressing plate, and the elastic pressing plate is used for pressing the battery string segments in the process of separating the welding strips from the bad battery pieces; the clamping assembly comprises a clamp, and the clamp is used for clamping and controlling the free end of the welding strip in the process of stacking the welding strip and the replaced battery piece. The elastic pressing plate is used for pressing the battery string segments to adsorb and fix the battery string segments relative to the sucker, so that larger acting force can be provided to keep the battery string segments stable, and the elastic pressing plate is suitable for pressing the battery string segments on two sides of a bad battery piece in a film-covered battery string and other battery strings. The pressing plate component and the clamp component share a set of driving system, so that horizontal movement or up-and-down movement is realized, and the cost is saved.

The battery string repairing device provided by the utility model comprises a heating mechanism, a left mobile station, a supporting table, a right mobile station and two battery string repairing auxiliary mechanisms, and is suitable for repairing a coated battery string and other battery strings.

Drawings

FIG. 1 is a perspective view of an angle of the battery string rework assist mechanism of the present utility model;

FIG. 2 is a schematic diagram of the assembly relationship of the elastic pressing plate in the present utility model;

FIG. 3 is a schematic view of an angle assembly of the clamp of the present utility model;

FIG. 4 is a schematic view of an assembly of the clamp of the present utility model at another angle;

FIG. 5 is a schematic view of a laminated battery string according to the present utility model;

FIG. 6 is a schematic view showing a state of the laminated battery string when the laminated battery string is reworked in the present utility model;

fig. 7 is a schematic view of the structure of the battery string repairing apparatus in the present utility model.

Wherein: 1. a battery string repair auxiliary mechanism; 11. a horizontal driving mechanism; 12. a lifting mechanism; 13. a moving plate; 14. an elastic pressing plate; 141. a lifting plate; 142. a sponge block; 15. a first cylinder; 16. a clamp; 161. a first clamping bar; 162. a second clamping bar; 163. an upper limiting block; 17. a second cylinder; 18. a push plate; 19. a mounting base; 100. a string of film-coated cells; 110. a battery sheet; 111. poor battery pieces; 120. welding a belt; 130. an adhesive film; 140. a battery string segment; 2. a heating mechanism; 3. a left mobile station; 4. a support table; 5. and a right mobile station.

Detailed Description

The technical scheme and technical effects of the present utility model are further elaborated below in conjunction with the drawings of the present utility model.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art. In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", and the like are based on the orientation or positional relationship shown in the drawings, and are merely for convenience of description and simplicity of operation, and do not indicate or imply that the apparatus or element in question must be provided with a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model.

The structure of the laminated battery string 100 is shown in fig. 5, and includes a battery plate 110, a solder strip 120 and a glue film 130. The front and back sides of two adjacent battery pieces 110 are connected by using the same assembly welding strip 120, and the adhesive film 130 is adhered to the front and back sides of the battery pieces 110 and fixes the welding strip 120.

As shown in fig. 6, the defective cell 111 is a cell 110 that needs to be replaced in the laminated cell string 100, and when the laminated cell string 100 is reworked: firstly, the defective battery piece 111 is heated, the adhesiveness between the adhesive film 130 and the defective battery piece 111 is reduced, the welding strips 120 on both sides of the defective battery piece 111 are drawn out, namely, the battery string segments 140 on both sides of the defective battery piece 111 are fixed, the battery string segments 140 are far away from the defective battery piece 111, and the welding strips 120 are drawn out: then removing the bad battery piece 111 and the adhesive films 130 on the two sides, and re-stacking the welding strip 120, the new battery piece 110 and the new adhesive film 130 according to the structure of the film-covered battery string 100; finally, the new adhesive film 130 is heated to adhere to the new battery piece 110, and the welding strip 120 is fixed on the surface of the new battery piece 110, so that the repair of the laminated battery string 100 is completed.

As shown in fig. 1, in order to fix the battery string segment 140 during the process of extracting the solder ribbon 120, the present utility model proposes a battery string repair auxiliary mechanism 1. The battery string repair assist mechanism 1 includes: the device comprises a horizontal driving mechanism 11, a lifting mechanism 12, a moving plate 13, and a pressing plate assembly and a clamping assembly which are arranged on the moving plate 13, wherein the horizontal driving mechanism 11 is in driving connection with the lifting mechanism 12 to enable the lifting mechanism 12 to move left and right, the lifting mechanism 12 is in driving connection with the moving plate 13 to enable the moving plate 13 to move up and down, the pressing plate assembly comprises an elastic pressing plate 14, the clamping assembly comprises a clamp 16, the elastic pressing plate 14 and the clamp 16 are arranged below the moving plate 13, and the bottom of the elastic pressing plate 14 is lower than the bottom of the clamp 16. The horizontal driving mechanism 11 and the lifting mechanism 12 are preferably electric cylinders, and the elastic pressing plate 14 presses the battery string segment 140 to fix the battery string segment or enables the clamp 16 to clamp the free end of the control welding strip 120 through the cooperation of the horizontal driving mechanism 11 and the lifting mechanism 12.

The auxiliary mechanism 1 for repairing the battery string provided by the utility model is also suitable for pressing other types of battery strings which need to draw the welding strip 120 away from the poor battery sheet 111, such as a back contact type film-covered battery string and a battery string which does not contain the adhesive film 130.

As shown in fig. 2, in the present utility model, the platen assembly further includes a first cylinder 15, the first cylinder 15 is fixed on the moving plate 13, a piston rod of the first cylinder 15 is in driving connection with the elastic platen 14, so that the elastic platen 14 moves up and down, and the elastic platen 14 is movably connected with the moving plate 13 through a guide post. One end of the guide post is fixed with the elastic pressing plate 14, and the other end of the guide post passes through the moving plate 13 and is clamped on the upper surface of the moving plate 13. The elastic pressing plate 14 includes a lifting plate 141 and a sponge block 142 adhered to the bottom of the lifting plate 141. When the lifting mechanism 12 makes the elastic pressing plate 14 above the battery string segment 140, the first air cylinder 15 controls the elastic pressing plate 14 to press the battery string segment 140 instead of the lifting mechanism 12. The sponge block 142 is soft in texture, further protecting the battery plate 110 from chipping under pressure.

As shown in fig. 3-4, in one embodiment of the utility model, the clamping assembly further comprises a second cylinder 17, a push plate 18 and a mount 19. The second cylinder 17 is fixed on the moving plate 13, the upper surface of the push plate 18 is provided with an extension arm which is connected with a piston rod of the second cylinder 17 in a matching way, the moving plate 13 is provided with an avoidance hole, and the extension arm extends out of the moving plate 13 from the avoidance hole from bottom to top to be connected with the second cylinder 17. The mounting seat 19 is fixed at the bottom of the moving plate 13, and the clamp 16 comprises a first clamping rod 161 and a second clamping rod 162, wherein the first clamping rod 161 and the second clamping rod 162 are arranged in parallel and are connected with the mounting seat 19 in a rotating way through a pin shaft. The bottom of the push plate 18 is provided with a V-shaped groove in which the first ends of the first 161 and second 162 clamping bars are located, the second ends of the first 161 and second 162 clamping bars forming the clamping ends of the grippers 16. When the push plate 18 is adjacent the clamp 16, the V-shaped grooves act on the first ends of the first 161 and second 162 clamping bars, which are open. A compression spring is also provided between the first ends of the first and second clamping bars 161, 162, and when the push plate 18 is moved away from the clamp 16, the clamping ends close under the action of the compression spring to provide a smaller clamping force. The clamp 16 is used for clamping the clamping end of the welding strip 120 and horizontally arranging, and clamping the welding strip 120 front and back, so as to release the free end of the welding strip 120. The end of the clamping end is provided with an upper limiting block 163, and the upper limiting block 163 is formed by extending the second end of the first clamping rod 161 or the second clamping rod 162 and is used for limiting the free end of the clamp 16 to move upwards to be separated from the control of the clamp 16 after the free end of the welding strip 120 is clamped by the clamp 16. The clamping end extends out of the moving plate 13, so that when new battery pieces are laid in the reworked battery string, the moving plate 13 can avoid opening the new battery pieces, and the battery pieces can be pressed on the welding strip 120.

In the present utility model, the front-rear direction and the left-right direction are both horizontal directions, and the front-rear direction and the left-right direction are perpendicular to each other, and the left-right direction is the axial direction of the solder ribbon 120. In other embodiments of the present utility model, the clamp 16 is configured to hold the clamping end of the solder strip 120 vertically and to clamp the solder strip 120 back and forth.

As shown in fig. 7, the present utility model also provides a battery string repair apparatus including a heating mechanism 2, a left moving stage 3, a supporting stage 4, a right moving stage 5, and two battery string repair auxiliary mechanisms 1.

Taking the reworked film-covered battery string 100 as an example, the heating mechanism 2 is arranged above the supporting table 4 in a lifting manner and is used for heating the battery piece 110. When the battery piece 110 is the defective battery piece 111, the heating mechanism 2 heats the defective battery piece 111, so that the adhesiveness of the adhesive film 130 adhered to the defective battery piece can be reduced; when the battery piece 110 is a new battery piece 110, after the welding strip 120, the new battery piece 110 and the new adhesive film 130 are stacked and laid, the heating mechanism 2 can heat the new battery piece 110, the heat can radiate the new adhesive film 130, and the new adhesive film 130 generates viscosity to fix the welding strip 120 on the new battery piece 110, so that repair is completed. The support stand 4 is used for receiving the defective battery piece 111 and receiving the new adhesive film 130 and the new battery piece 110. The left moving table 3 and the right moving table 5 are disposed at both sides of the supporting table 4 for receiving the battery string pieces 140 at both sides of the defective battery piece 111, and the left moving table 3 and the right moving table 5 can be close to or far from the supporting table 4. When the left moving table 3 and the right moving table 5 are far away from the supporting table 4, the solder strip 120 is drawn out from the bad battery piece; when the left and right moving stages 3 and 5 are close to the support stage 4, the solder tapes 120 are respectively laid on the new adhesive film 130 and the new battery sheet 110. The battery string repair auxiliary mechanism 1 is used for fixing the battery string segment 140 and clamping the control welding strip 120, the horizontal driving mechanism 11 and the lifting mechanism 12 of the battery string repair auxiliary mechanism are arranged on the side edges of the left mobile station 3 and the right mobile station 5, and the mobile plate 13 can move above the left mobile station 3 and the right mobile station 5. When the left mobile station 3 and the right mobile station 5 are moved to draw out the welding strip 120, the elastic pressing plate 14 on the battery string repairing auxiliary mechanism 1 presses the battery string segment 140; when the left mobile station 3 or the right mobile station 5 is moved to lay the welding strip on the new adhesive film 130 or the new battery piece 110, the elastic pressing plate 14 of one battery string repairing auxiliary mechanism 1 presses the moving battery string segment 140, and the clamp 16 of the other battery string repairing auxiliary mechanism 1 clamps the free end of the welding strip 120 which is controlled to move, so that the free end of the welding strip 120 is prevented from shaking.

The above disclosure is illustrative of the preferred embodiments of the present utility model and, of course, should not be taken as limiting the scope of the utility model, and those skilled in the art will recognize that all or part of the process for practicing the embodiments described herein can be practiced with equivalent arrangements which are within the purview of the present utility model.

Claims

1. A battery string repair assist mechanism, comprising: horizontal actuating mechanism (11), elevating system (12), movable plate (13), and install clamp plate subassembly and the clamping assembly on movable plate (13), horizontal actuating mechanism (11) with elevating system (12) drive connection makes elevating system (12) left and right sides removes, elevating system (12) with movable plate (13) drive connection makes movable plate (13) reciprocate, the clamp plate subassembly includes elastic pressing plate (14), the clamping assembly includes clamp (16), elastic pressing plate (14) with clamp (16) are in the below of movable plate (13), just elastic pressing plate (14) bottom is located highly be less than clamp (16) bottom is located highly.

2. The battery string rework assist mechanism of claim 1, wherein: the pressing plate assembly further comprises a first air cylinder (15), the first air cylinder (15) is fixed on the moving plate (13), a piston rod of the first air cylinder (15) is in driving connection with the elastic pressing plate (14), the elastic pressing plate (14) moves up and down, and the elastic pressing plate (14) is movably connected with the moving plate (13) through a guide column.

3. The battery string repair assist mechanism according to claim 1 or 2, characterized in that: the elastic pressing plate (14) comprises a lifting plate (141) and a sponge block (142) adhered to the bottom of the lifting plate (141).

4. The battery string rework assist mechanism of claim 1, wherein: the clamp (16) is used for clamping the welding strip (120), the clamping end of the clamp is vertically arranged, and the welding strip (120) is clamped front and back.

5. The battery string rework assist mechanism of claim 1, wherein: the clamp (16) is used for clamping the welding strip (120), the clamping end of the clamp is horizontally arranged, and the welding strip (120) is clamped front and back.

6. The battery string rework assist mechanism of claim 5, wherein: the clamping end extends out of the moving plate (13).

7. The battery string rework assist mechanism of claim 6, wherein: an upper limiting block (163) is arranged at the end head of the clamping end.

8. A battery string repair device is characterized in that: the battery string repairing auxiliary mechanism (1) is characterized by comprising a heating mechanism (2), a left mobile station (3), a supporting table (4), a right mobile station (5) and two battery string repairing auxiliary mechanisms (1) according to any one of claims 1-7, wherein the heating mechanism (2) is arranged above the supporting table (4) in a lifting manner and is used for heating a battery piece (110); the left mobile station (3) and the right mobile station (5) are arranged on two sides of the supporting table (4) and are used for receiving battery string fragments (140) on two sides of a defective battery piece (111), and the left mobile station (3) and the right mobile station (5) can be close to or far from the supporting table (4); the battery string repair auxiliary mechanism (1) is used for fixing the battery string segments (140) and clamping the control welding strip (120).