Battery piece passivation carrier

Abstract

The utility model relates to the technical field of battery piece processing, and discloses a battery piece passivation carrier. The battery piece passivation carrier comprises a frame assembly, a lifting supporting plate and an elastic jacking assembly, the frame assembly is provided with a containing cavity, and an opening is formed in the front side of the containing cavity; the lifting supporting plate is arranged in the accommodating cavity and is used for bearing the battery piece group; the elastic jacking assembly is arranged between the lifting supporting plate and the cavity bottom of the containing cavity and used for elastically jacking the lifting supporting plate so as to press the battery piece set. The elastic jacking assembly of the battery piece passivation carrier is arranged below the lifting supporting plate, when a battery piece set is stored and taken, the battery piece set can be stored and taken only by compressing the elastic jacking assembly, operation is easy, and the machining efficiency is improved. Compared with a carrier in the prior art, under the condition that the overall size and height of the carrier are not changed, the capacity of the cell passivation carrier can be increased by about 25% compared with that of an original carrier.

Description

TECHNICAL FIELD

[0001] The utility model relates to battery piece processing technical field especially relates to a battery piece passivation carrier. BACKGROUND

[0002] In order to cut down the production cost of photovoltaic battery piece, photovoltaic industry gradually formed the development direction of silicon wafer towards larger size. However, with the increase of battery piece size, the increase of resistance will cause at the component level, and then more heat loss will be produced in the battery piece, finally the overall efficiency of the component is affected. Therefore, the industry begins to widely adopt large silicon wafer half component technology, that is, cutting battery piece into three pieces, four pieces before assembling, so as to reduce the internal resistance of single piece and improve the overall efficiency of the component.

[0003] Cutting battery piece into three pieces, four pieces, usually after screen printing, laser scribing cutting is carried out, and then the surface after cutting is passivated. This step aims to prevent the electron transition of PN junction area to the cutting surface, form the load carrier, so as to weaken the power generation effect. But serious damage and interface defect will be produced in the process of laser cutting, and these damage and defect will become the center of carrier recombination. In view of this problem, edge passivation technology can be adopted to repair in the industry to ensure the performance and efficiency of battery piece.

[0004] At present, the general method adopted in the industry is to stack the cut silicon wafer neatly and place it in the carrier with compacting function. Then, the carrier is sent into the deposition device together with the battery piece carried by it, so as to passivate the edge zone of the battery piece. However, the compacting mechanism of the existing carrier is located above the carrier, which is large in size, and every time the battery piece is placed, the compacting mechanism needs to be disassembled, so as to place the battery piece, which is complicated to operate.

[0005] Therefore, there is an urgent need for a battery piece passivation carrier to solve the above problems. UTILITY MODEL CONTENTS

[0006] Based on the above, the utility model aims at providing a battery piece passivation carrier, the elastic jacking assembly is arranged below the lifting supporting plate, when the battery piece group is stored or taken out, only the elastic jacking assembly needs to be compressed, so that the battery piece group can be stored or taken out, which is simple to operate and improves the processing efficiency.

[0007] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0008] A battery piece passivation carrier, comprising:

[0009] A frame assembly is provided with a containing cavity, and the front side of the containing cavity is provided with an opening;

[0010] A lifting tray is arranged in the accommodating cavity, and the lifting tray is used for carrying the battery piece group;

[0011] An elastic jacking assembly is arranged between the lifting tray and the cavity bottom of the accommodating cavity, and the elastic jacking assembly is used for elastically jacking the lifting tray to compress the battery piece group.

[0012] As a preferred technical scheme of the battery piece passivation carrier, the frame assembly comprises a bottom plate, a top plate, a back plate and two side plates, the two side plates are spaced apart and arranged on the bottom plate along a first direction, the back plate is connected to one side of the bottom plate and the side plates along a second direction, the opening is located on a side of the accommodating cavity away from the back plate, and the top plate is detachably connected to top ends of the two side plates.

[0013] As a preferred technical scheme of the battery piece passivation carrier, the elastic jacking assembly comprises a jacking plate and a plurality of first elastic members, the jacking plate is connected to the bottom plate through the plurality of first elastic members, and the jacking plate carries the lifting tray.

[0014] As a preferred technical scheme of the battery piece passivation carrier, the first elastic member is a spring, the elastic jacking assembly further comprises a plurality of limiting blocks, the plurality of limiting blocks and the plurality of springs are in one-to-one correspondence, the limiting block is connected to the jacking plate, a first positioning groove is arranged at one end of the limiting block facing the spring, the bottom plate is provided with a second positioning groove corresponding to the first positioning groove, one end of the spring is embedded in the first positioning groove, and the other end of the spring is embedded in the second positioning groove.

[0015] As a preferred technical scheme of the battery piece passivation carrier, a U-shaped limiting groove is arranged at the bottom of the lifting tray, an opening of the limiting groove faces away from the back plate, a plurality of limiting blocks partially extend into the limiting groove, and the plurality of limiting blocks can stop three inner walls of the limiting groove.

[0016] As a preferred technical scheme of the battery piece passivation carrier, the jacking plate is provided with a stepped hole, the stepped hole comprises a large-diameter hole and a small-diameter hole, the large-diameter hole is located on a side close to the bottom plate, the limiting block is stepped, the limiting block comprises a large-diameter segment and a small-diameter segment, the large-diameter segment is embedded in the large-diameter hole, and the small-diameter segment is arranged through the small-diameter hole and extends into the limiting groove.

[0017] As a preferred technical scheme of the battery piece passivation carrier, universal balls are arranged at two ends of the jacking plate along the first direction, and a guide groove extending in a vertical direction is arranged on an opposite side of the two side plates, and the universal balls are slidingly connected in the guide groove.

[0018] As a preferred technical scheme of the battery piece passivation carrier, the battery piece passivation carrier further comprises at least two clamping assemblies, the at least two clamping assemblies are respectively arranged on one side of the two side plates opposite to each other, and the two ends of the top plate are clamped on the top ends of the two side plates through the clamping assemblies.

[0019] As a preferred technical scheme of the battery piece passivation carrier, the clamping assembly comprises a clamping block, a supporting block, a clamping block and a second elastic member, the two ends of the top plate are overlapped on the top ends of the two side plates, and the two ends of the top plate are provided with the clamping block.

[0020] The supporting block is connected to the side plate, the supporting block is provided with a mounting groove, the clamping block is hinged to the inner wall of the mounting groove through a hinge shaft, the hinge shaft extends along the second direction, the second elastic member is located between the clamping block and the inner wall of the mounting groove, and the side of the clamping block away from the elastic member is provided with a buckle.

[0021] As a preferred technical scheme of the battery piece passivation carrier, the frame assembly is provided with at least two accommodating cavities, and the lifting supporting plate and the elastic jacking assembly correspond to the accommodating cavities one by one.

[0022] The battery piece passivation carrier has the following beneficial effects:

[0023] The battery piece passivation carrier provided by the utility model is used for passivation processing of a battery piece group, and the battery piece group is placed on the lifting supporting plate through the opening of the accommodating cavity, and the passivation gas can pass through the opening of the accommodating cavity to passivate the battery piece group. BRIEF DESCRIPTION OF DRAWINGS

[0024] In order to more clearly illustrate the technical scheme in the embodiments of the utility model, the drawings needed to be used in the description of the embodiments of the utility model will be briefly introduced, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can be obtained according to the contents of the embodiments of the utility model and the drawings without creative labor.

[0025] Figure 1 is a structural schematic view of a battery piece passivation carrier provided by the embodiment of the utility model;

[0026] Figure 2 is a structural schematic view of a lifting support plate carried by the elastic jacking assembly provided by the embodiment of the utility model;

[0027] Figure 3 is a front view of the lifting support plate carried by the elastic jacking assembly provided by the embodiment of the utility model;

[0028] Figure 4 is a structural schematic view of a lifting support plate provided by the embodiment of the utility model;

[0029] Figure 5 is a structural schematic view of a jacking plate provided by the embodiment of the utility model;

[0030] Figure 6 is a structural schematic view of a limiting block provided by the embodiment of the utility model;

[0031] Figure 7 is a structural schematic view of a side plate provided by the embodiment of the utility model;

[0032] Figure 8 is Figure 1 the enlarged view at A.

[0033] The figures are marked as follows:

[0034] 1, frame assembly; 11, bottom plate; 12, top plate; 13, back plate; 14, side plate; 141, chamfer; 142, third positioning groove; 143, guide groove; 15, accommodating cavity; 2, lifting support plate; 21, limiting groove; 22, avoiding groove; 3, elastic jacking assembly; 31, jacking plate; 311, stepped hole; 32, first elastic member; 33, limiting block; 331, large diameter section; 332, small diameter section; 333, first positioning groove; 34, universal ball; 4, clamping assembly; 41, clamping block; 42, supporting block; 43, clamping block; 431, buckle; 44, second elastic member; 45, hinged shaft; 46, fixed block. Specific embodiments

[0035] The utility model will be further described in detail below in combination with the drawings and examples. It can be understood that the specific examples described herein are only used to explain the utility model, and not limited to the utility model. In addition, it should be noted that in order to facilitate the description, only the part related to the utility model is shown in the drawings, not all the structures.

[0036] In the description of the utility model, unless another definite provision and limitation, the term "link", "connect", "fix" should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or be integrated;Can be mechanical connection, also can be electrical connection;Can be directly connected, also can be indirectly connected through the intermediate medium, can be two elements inside the communication or two elements of the interaction relationship.For the ordinary skilled in the art, the specific meaning of the above-mentioned terms in the utility model can be understood according to the specific circumstances.

[0037] In the utility model, unless another definite provision and limitation, the first feature is "on" or "under" the second feature can include the first and second features direct contact, also can include the first and second features are not direct contact but contact through the additional features between them.Moreover, the first feature is "on", "above" and "on" the second feature includes the first feature is directly above and obliquely above the second feature, or just indicates that the horizontal height of the first feature is higher than the second feature.The first feature is "under", "below" and "under" the second feature includes the first feature is directly below and obliquely below the second feature, or just indicates that the horizontal height of the first feature is less than the second feature.

[0038] In the description of the embodiment, the terms "on", "under", "left", "right" and other orientation or position relationship are based on the orientation or position relationship shown in the drawing, only for the convenience of description and simplification operation, and not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore cannot be understood as a limitation on the utility model.In addition, the terms "first", "second" are only used to distinguish in the description, and have no special meaning.

[0039] As Figure 1 As shown in the utility model provides a kind of battery piece passivation carrier, which includes frame body component 1, lifting pallet 2 and elastic jacking assembly 3, frame body component 1 is provided with containing cavity 15, the front side of containing cavity 15 is provided with opening;Lifting pallet 2 is arranged in containing cavity 15, and lifting pallet 2 is used to carry battery piece group;Elastic jacking assembly 3 is arranged between lifting pallet 2 and the cavity bottom of containing cavity 15, and elastic jacking assembly 3 is used to elastically jacking lifting pallet 2 to compress battery piece group.In the embodiment, the first direction is X, the second direction is Y, the first direction and the second direction are perpendicular to each other and are both in horizontal plane.Battery piece group can be stacked by a plurality of battery pieces.

[0040] When passivation processing of the battery cell pack is required, an automated device is used to compress the elastic lifting assembly 3, causing the lifting pallet 2 to move to its lowest position, creating the largest possible installation space above the lifting pallet 2. The battery cell pack is then placed on the lifting pallet 2 through the opening. The automated device is then removed, and the elastic lifting assembly 3 elastically lifts the lifting pallet 2 to press the battery cell pack firmly, thus installing the battery cell pack within the passivation carrier. During passivation, passivating gas can passivate the battery cell pack through the opening of the receiving cavity 15. In this embodiment, the elastic lifting assembly 3 is located below the lifting pallet 2. When storing or retrieving the battery cell pack, only the elastic lifting assembly 3 needs to be compressed, simplifying the operation and improving processing efficiency. This battery cell passivation carrier, while maintaining the same overall height and dimensions as existing carriers, can increase capacity by approximately 25% compared to the original carrier.

[0041] Furthermore, the frame assembly 1 includes a base plate 11, a top plate 12, a back plate 13, and two side plates 14. The two side plates 14 are spaced apart on the base plate 11 along a first direction. The back plate 13 is connected to the base plate 11 and the side plates 14 on one side along a second direction. The opening is located on the side of the receiving cavity 15 opposite to the back plate 13. The top plate 12 is detachably connected to the top of the two side plates 14. The base plate 11, top plate 12, back plate 13, and two side plates 14 can be connected by screws to form the receiving cavity 15. This embodiment adopts a frame structure, which has high strength, simple structure, and reduces design difficulty.

[0042] Preferably, such as Figures 1-4 As shown, the elastic lifting assembly 3 includes a lifting plate 31 and multiple first elastic elements 32. The lifting plate 31 is connected to the base plate 11 via the multiple first elastic elements 32, and the lifting plate 31 supports the lifting pallet 2. The multiple first elastic elements 32 can drive the lifting plate 31 to rise, indirectly driving the lifting pallet 2 to rise, increasing the force-bearing area of ​​the lifting pallet 2, and making the force on the lifting pallet 2 more uniform. Furthermore, the elastic lifting assembly 3 has a compact structure, reducing the weight of the battery cell passivation carrier.

[0043] Furthermore, the first elastic element 32 is a spring, and the elastic lifting assembly 3 also includes multiple limiting blocks 33, each corresponding to a spring. The limiting blocks 33 are connected to the lifting plate 31. A first positioning groove 333 is provided at the end of the limiting block 33 facing the spring, and a second positioning groove corresponding to the first positioning groove 333 is provided on the base plate 11. One end of the spring is embedded in the first positioning groove 333, and the other end is embedded in the second positioning groove. The two ends of the spring are limited by the first positioning groove 333 and the second positioning groove, improving the stability of the spring installation and preventing spring tilting; furthermore, it reduces the difficulty of spring installation.

[0044] Preferably, the bottom of the lifting base plate 2 is provided with a U-shaped limiting groove 21, the opening of the limiting groove 21 faces away from the back plate 13, a plurality of limiting blocks 33 partially extend into the limiting groove 21, and the plurality of limiting blocks 33 can stop the three inner walls of the limiting groove 21. When the jacking plate 31 carries the lifting base plate 2, the plurality of limiting blocks 33 partially extend into the limiting groove 21, and the plurality of limiting blocks 33 stop the three inner walls of the limiting groove 21. At this time, the displacement of the lifting base plate 2 in the second direction is limited by the back plate 13 and the limiting blocks 33, and the displacement of the lifting base plate 2 in the first direction is limited by the side plate 14 and the limiting blocks 33, thereby realizing the limitation of the movement of the lifting base plate 2 in the horizontal direction and improving the stability. In the embodiment, the limiting blocks 33 and the first elastic members 32 are both four, and there is a gap between the top surface of the limiting block 33 and the lifting base plate 2, so as to ensure that the lifting base plate 2 is stressed by the jacking plate 31 and the stress is uniform.

[0045] It should be noted that, in the process of installing the battery piece group into the accommodating cavity 15, the conveying mechanism conveys the battery piece to the accommodating cavity 15, and the conveying mechanism has certain requirements for the receiving height. The mechanical hand can drive the lifting base plate 2 to lift, so as to meet the requirement of the receiving height of the conveying mechanism, and realize the automatic conveying of the battery piece. In the embodiment, the bottom of the lifting base plate 2 is provided with two avoiding grooves 22 for the mechanical hand to lift, and the two avoiding grooves 22 are located on both sides of the limiting groove 21.

[0046] Further, as shown in Figure 2 , Figure 5 and Figure 6 , the jacking plate 31 is provided with a stepped hole 311, the stepped hole 311 includes a large-diameter hole and a small-diameter hole, the large-diameter hole is located on the side close to the bottom plate 11, the limiting block 33 is stepped, the limiting block 33 includes a large-diameter section 331 and a small-diameter section 332, the large-diameter section 331 is embedded in the large-diameter hole, and the small-diameter section 332 is provided through the small-diameter hole and extends into the limiting groove 21. In assembly, the first elastic member 32 extends into the first positioning groove 333 of the limiting block 33, at this time, the large-diameter section 331 of the limiting block 33 is embedded in the large-diameter hole and abuts against the stepped surface of the stepped hole 311, realizing the connection of the limiting block 33 and the jacking plate 31.

[0047] Further preferably, as shown in Figure 2 and Figure 7As shown, the two ends of the jacking plate 31 are provided with universal balls 34 along the first direction, and the opposite sides of the two side plates 14 are provided with guide grooves 143 extending along the vertical direction, and the universal balls 34 are slidingly connected in the guide grooves 143. Among them, the universal balls 34 slide in the guide grooves 143 to constrain the horizontal and overturning movement of the jacking plate 31, so that the jacking plate 31 only has the vertical lifting, thereby improving the moving precision and working reliability. In the embodiment, the universal ball 34 is a steel universal ball, each side plate 14 is provided with two guide grooves 143, and the two guide grooves 143 are spaced apart along the second direction, and the universal ball 34 corresponds to the guide groove 143 one by one.

[0048] Further, as shown in Figure 1 and Figure 8 The battery piece passivation carrier further comprises at least two clamping assemblies 4, the at least two clamping assemblies 4 are respectively installed on the opposite sides of the two side plates 14, and the two ends of the top plate 12 are clamped on the top ends of the two side plates 14 through the clamping assemblies 4. When accessing the battery piece group, the top plate 12 is disassembled, so that the battery piece group is placed on the lifting support plate 2 above the containing cavity 15, and after the battery piece group is placed, the top plate 12 is installed, at this time the top plate 12 and the lifting support plate 2 press the battery piece group, and the installation of the battery piece group is completed.

[0049] In the embodiment, the clamping assembly 4 comprises a clamping block 41, a supporting block 42, a clamping block 43 and a second elastic member 44, the two ends of the top plate 12 are overlapped on the top ends of the two side plates 14, and the two ends of the top plate 12 are provided with the clamping block 41; the supporting block 42 is connected to the side plate 14, the supporting block 42 is provided with a mounting groove, the clamping block 43 is hinged to the inner wall of the mounting groove through a hinge shaft 45, the hinge shaft 45 extends along the second direction, the second elastic member 44 is located between the clamping block 43 and the inner wall of the mounting groove, the side of the clamping block 43 away from the elastic member is provided with a buckle 431, and the second elastic member 44 is used to drive the buckle 431 to move towards the clamping block 41 to make the buckle 431 clamped on the clamping block 41. When it is necessary to disassemble the top plate 12, the clamping block 43 is driven to compress the second elastic member 44, so that the buckle 431 is separated from the buckle 431, at this time the top plate 12 can be disassembled; when the two ends of the top plate 12 are overlapped on the top ends of the two side plates 14, the second elastic member 44 drives the buckle 431 to move towards the clamping block 41 to make the buckle 431 clamped on the clamping block 41, thereby achieving the clamping and fixing of the top plate 12, and the operation is simple. Furthermore, the buckle 431 is clamped on the clamping block 41, which reduces the abrasion of the top plate 12 and is convenient for maintenance.

[0050] In the embodiment, the clamping assembly 4 further comprises a fixing block 46, and the fixing block 46 is connected to the side plate 14 through a screw.

[0051] In the embodiment, the battery piece passivation carrier comprises four clamping assemblies 4, the top end of the side plate 14 is provided with a third positioning groove 142, and the two ends of the top plate 12 are respectively provided with bosses, clamping blocks 41 are arranged on the two sides of each boss, and the boss and the clamping block 41 can be embedded in the third positioning groove 142, so that the two ends of the top plate 12 are lapped on the top end of the two side plates 14, and the assembly convenience is improved.

[0052] Preferably, as shown in Figure 7 and Figure 8 The top end of the side plate 14 and the back plate 13 is provided with a chamfer 141 close to one side of the containing cavity 15, and the chamfer 141 can guide the top plate 12, so that the boss and the clamping block 41 are embedded in the third positioning groove 142.

[0053] Preferably, the frame assembly 1 is provided with at least two containing cavities 15, and the lifting supporting plate 2 and the elastic jacking assembly 3 correspond to the containing cavities 15 one by one, so that the carrying capacity of the battery piece group is improved, and the processing efficiency is improved.

[0054] The embodiment also provides a working step of the battery piece passivation carrier, the battery piece is placed on the lifting supporting plate 2 after the jacking plate 31 is pressed to the target position by using the automatic equipment, the battery piece is covered from the top by the top plate 12 when the battery piece reaches the target number, and the top plate 12 and the side plate 14 are fixed by the clamping assembly 4; when the battery piece is taken, the jacking plate 31 is pressed first, so that the jacking plate 31 is fixed at the position and does not pop up, then the clamping block 43 is pushed away, and then the top plate 12 is removed, and then the battery piece group can be taken out.

[0055] Note that the above is only a preferred embodiment of the present application and the technical principle applied. Those skilled in the art will understand that the present application is not limited to the specific embodiments described herein, and those skilled in the art can make various obvious changes, re-adjustments and substitutions without departing from the protection scope of the present application. Therefore, although the present application has been described in more detail through the above embodiments, the present application is not limited to the above embodiments, and can include more other equivalent embodiments without departing from the concept of the present application, and the scope of the present application is determined by the scope of the appended claims.

Claims

1. A passivation carrier for battery cells, characterized in that, include: A frame assembly (1) is provided with a receiving cavity (15), and the front side of the receiving cavity (15) is provided with an opening; A lifting tray (2) is disposed in the receiving cavity (15) and the lifting tray (2) is used to support the battery cell pack; An elastic lifting assembly (3) is disposed between the lifting plate (2) and the bottom of the receiving cavity (15). The elastic lifting assembly (3) is used to elastically lift the lifting plate (2) to press the battery cell pack.

2. The cell passivation carrier according to claim 1, characterized in that, The frame assembly (1) includes a bottom plate (11), a top plate (12), a back plate (13), and two side plates (14). The two side plates (14) are spaced apart on the bottom plate (11) along a first direction. The back plate (13) is connected to the bottom plate (11) and the side plates (14) on one side along a second direction. The opening is located on the side of the receiving cavity (15) away from the back plate (13). The top plate (12) is detachably connected to the top of the two side plates (14).

3. The cell passivation carrier according to claim 2, characterized in that, The elastic lifting assembly (3) includes a lifting plate (31) and a plurality of first elastic elements (32). The lifting plate (31) is connected to the base plate (11) through the plurality of first elastic elements (32). The lifting plate (31) carries the lifting tray (2).

4. The cell passivation carrier according to claim 3, characterized in that, The first elastic element (32) is a spring. The elastic lifting assembly (3) also includes multiple limiting blocks (33). The multiple limiting blocks (33) correspond one-to-one with the multiple springs. The limiting blocks (33) are connected to the lifting plate (31). The end of the limiting block (33) facing the spring is provided with a first positioning groove (333). The bottom plate (11) is provided with a second positioning groove corresponding to the first positioning groove (333). One end of the spring is embedded in the first positioning groove (333), and the other end is embedded in the second positioning groove.

5. The cell passivation carrier according to claim 4, characterized in that, The bottom of the lifting plate (2) is provided with a U-shaped limiting groove (21), the opening of the limiting groove (21) faces away from the back plate (13), and a plurality of limiting blocks (33) partially extend into the limiting groove (21), and the plurality of limiting blocks (33) can block the three inner walls of the limiting groove (21).

6. The cell passivation carrier according to claim 5, characterized in that, The lifting plate (31) is provided with a stepped hole (311), which includes a large diameter hole and a small diameter hole. The large diameter hole is located on the side close to the bottom plate (11). The limiting block (33) is stepped. The limiting block (33) includes a large diameter section (331) and a small diameter section (332). The large diameter section (331) is embedded in the large diameter hole, and the small diameter section (332) passes through the small diameter hole and extends into the limiting groove (21).

7. The cell passivation carrier according to claim 3, characterized in that, The lifting plate (31) is provided with universal balls (34) at both ends along the first direction, and the two side plates (14) are provided with guide grooves (143) extending in the vertical direction on opposite sides, and the universal balls (34) are slidably connected in the guide grooves (143).

8. The cell passivation carrier according to claim 2, characterized in that, The passivation carrier for the battery cells also includes at least two snap-fit ​​components (4), which are respectively installed on opposite sides of the two side plates (14), and the two ends of the top plate (12) are respectively snapped to the top of the two side plates (14) by the snap-fit ​​components (4).

9. The cell passivation carrier according to claim 8, characterized in that, The snap-fit ​​assembly (4) includes a snap-fit ​​block (41), a support block (42), a snap-fit ​​block (43), and a second elastic member (44). The two ends of the top plate (12) overlap the top ends of the two side plates (14), and the snap-fit ​​blocks (41) are provided at both ends of the top plate (12). The support block (42) is connected to the side plate (14). The support block (42) is provided with a mounting groove. The snap-fit ​​block (43) is hinged to the inner wall of the mounting groove via a hinge shaft (45). The hinge shaft (45) extends along the second direction. The second elastic member (44) is located between the snap-fit ​​block (43) and the inner wall of the mounting groove. The snap-fit ​​block (43) is provided with a buckle (431) on the side away from the elastic member. The second elastic member (44) is used to drive the buckle (431) to move closer to the snap-fit ​​block (41) so that the buckle (431) snaps into the snap-fit ​​block (41).

10. The cell passivation carrier according to any one of claims 1-9, characterized in that, The frame assembly (1) is provided with at least two of the receiving cavities (15), and the lifting plate (2) and the elastic lifting assembly (3) correspond one-to-one with the receiving cavities (15).

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