CN218829785U

CN218829785U - PERC battery pack capable of rapidly replacing battery piece

Info

Publication number: CN218829785U
Application number: CN202221896928.9U
Authority: CN
Inventors: 王峰
Original assignee: Anhui Zhongji Investment New Energy Co ltd
Current assignee: Anhui Zhongji Investment New Energy Co ltd
Priority date: 2022-07-22
Filing date: 2022-07-22
Publication date: 2023-04-07
Anticipated expiration: 2032-07-22

Abstract

The utility model belongs to the technical field of the battery technique and specifically relates to a PERC battery pack of quick replacement battery piece, backplate leading flank fixed mounting has first framework, the embedding has the battery piece in the first framework, can dismantle through coupling mechanism between battery piece and the first backplate and be connected, coupling mechanism includes the rotation axis, the rotatable rotation axis of installing of the positive department of backplate, fixed mounting has the pendulum rod on the rotation axis, equal rotatable the installing of both ends of pendulum rod has a connecting rod, the connecting rod is kept away from pendulum rod one end and is all rotatable the installing a connecting seat, equal fixed mounting has an inserted bar on the connecting seat, the cover is equipped with a first limiting plate on the inserted bar, first limiting plate is fixed on the backplate, the cover is equipped with first spring on the inserted bar between first limiting plate inboard and the connecting seat, all the cover is equipped with a fixed plate on the inserted bar in the first limiting plate outside, the fixed plate all with battery piece back fixed connection. The utility model discloses a set up coupling mechanism, can realize the quick assembly disassembly of battery piece.

Description

PERC battery pack capable of rapidly replacing battery piece

Technical Field

The utility model relates to a battery technology field especially relates to a PERC battery pack of quick replacement battery piece.

Background

PERC cells, all referred to as "emitter and back passivated cells," are naturally derived from conventional aluminum back field cell (BSF) structures. In the production process of the PERC battery pack, the PERC battery piece is arranged in the protective frame, so that the battery piece is protected by the frame, the damage to the side edge of the battery piece caused by the impact of foreign matters is avoided, the battery and the protective frame are fixed by common adhesive or fasteners, but the battery piece is required to be detached for a long time in the later period when the damaged battery piece is replaced, and the PERC battery pack is very convenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem of the prior art that the battery piece is inconvenient to disassemble, and providing a PERC battery component capable of rapidly replacing the battery piece.

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

the design provides a but PERC battery pack of quick replacement battery piece, includes the backplate, backplate leading flank fixed mounting has first framework, the embedding has the battery piece in the first framework, can dismantle the connection through coupling mechanism between battery piece and the first backplate, coupling mechanism includes the rotation axis, the rotatable rotation axis of installing of the positive department of backplate, fixed mounting has the pendulum rod on the rotation axis, the both ends of pendulum rod all can rotate and install a connecting rod, the pendulum rod one end is kept away from to the connecting rod all can rotate and install a connecting seat, equal fixed mounting has an inserted bar on the connecting seat, the cover is equipped with a first limiting plate on the inserted bar, first limiting plate is fixed on the backplate, the cover is equipped with first spring on the inserted bar between inboard and the connecting seat of first limiting plate, the both ends of first spring are fixed respectively on first limiting plate, the fixed plate all overlaps on the inserted bar in the first limiting plate outside and is equipped with a fixed plate, the fixed plate all with battery piece back fixed connection, actuating mechanism is connected in the rotation axis transmission.

Preferably, actuating mechanism includes gear, rack, pulling mechanism, coaxial fixed mounting has the gear behind the rotation axis one end outwards extends the backplate rear side, gear one side is provided with the rack with it meshing, the rack is fixed on pulling mechanism, pulling mechanism is used for driving rack drive gear and is reciprocating rotary motion.

Preferably, a second frame covering the driving mechanism is fixedly mounted on the rear side surface of the back plate.

Preferably, the surface of the back plate is provided with a plurality of heat dissipation holes.

Preferably, a flexible gasket is adhered to an inner wall surface of the first housing.

The utility model provides a but PERC battery pack of quick replacement battery piece, beneficial effect lies in: through setting up first framework on the backplate to be provided with the coupling mechanism who is used for fixed battery piece in first framework, make the battery piece after embedding into first framework, can drive coupling mechanism through actuating mechanism drive rotation axis rotation and accomplish fixedly with being connected of battery piece, the later stage is changed the battery piece, only need operate actuating mechanism drive rotation axis antiport can, ten minutes convenience.

Drawings

Fig. 1 is a schematic structural view of a PERC battery assembly capable of rapidly replacing battery cells according to the present invention;

fig. 2 is a schematic diagram of an internal structure of a PERC battery assembly capable of rapidly replacing battery cells according to the present invention;

fig. 3 is a schematic diagram of an internal structure of a PERC battery assembly capable of rapidly replacing battery cells according to the present invention.

In the figure: 1. a back plate; 2. a first frame body; 3. a battery piece; 4. a fixing plate; 5. a jack; 6. inserting a rod; 7. a first limit plate; 8. a connecting seat; 9. a connecting rod; 10. a rotating shaft; 11. a swing rod; 12. a second frame body; 13. a gear; 14. a rack; 15. a second limiting plate; 16. a pull rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Example 1

Referring to fig. 1-3, a PERC battery assembly capable of rapidly replacing battery cells includes a back plate 1, wherein a plurality of heat dissipation holes are formed on the surface of the back plate 1. Through seting up the louvre, auxiliary battery piece 3 that can be better dispels the heat. 1 leading flank fixed mounting of backplate has first framework 2, and first framework 2 is made by the high metal material of intensity, utilizes first framework 2 to carry on spacingly to battery piece 3 on the one hand, still can provide collision avoidance for the side of battery piece 3 simultaneously. A flexible gasket is adhered to the inner wall surface of the first frame 2. The flexible sealing gasket can protect the surface of the battery piece 3 in the process that the battery piece 3 is plugged into the first frame body 2, reduces the abrasion of the surface of the side edge of the battery piece 3, can also improve the sealing performance between the side edge of the battery piece 3 and the first frame body 2, and avoids water and dust from entering the first frame body 2. The battery piece 3 is embedded in the first frame body 2, the battery piece 3 is detachably connected with the first back plate 1 through a connecting mechanism, the connecting mechanism comprises a rotating shaft 10, the rotating shaft 10 is rotatably installed in the center of the back plate 1, a swing rod 11 is fixedly installed on the rotating shaft 10, two ends of the swing rod 11 can be rotatably installed on a connecting rod 9, one end, far away from the swing rod 11, of the connecting rod 9 can be rotatably installed on a connecting seat 8, an inserting rod 6 is fixedly installed on the connecting seat 8, a first limiting plate 7 is sleeved on the inserting rod 6, the first limiting plate 7 is fixed on the back plate 1, a first spring is sleeved on the inserting rod 6 between the inner side of the first limiting plate 7 and the connecting seat 8, two ends of the first spring are respectively fixed on the first limiting plate 7, the connecting seat 8, a fixing plate 4 is sleeved on the inserting rod 6 outside the first limiting plate 7, the fixing plate 4 is fixedly connected with the back of the battery piece 3, and the rotating shaft 10 is in a transmission mode. The fixing plate 4 can be fixed on the battery piece 3 in advance through a fastener, and the fixing plate 4 is provided with a jack 5 matched with the inserted link in advance. After the battery plate 3 is embedded into the first frame body 2, the fixing plate 4 needs to be in contact with the surface of the back plate 1, so that the battery plate 3 can be supported by the two fixing plates 4, and the battery plate 3 is prevented from possibly driving the fixing plate 4 to break the insertion rod 6 when being pressed.

The utility model discloses when using, when needs are changed battery piece 3 in the PERC battery pack, operating personnel only need operate the actuating mechanism who sets up on 1 trailing flank of backplate, it is rotatory to utilize actuating mechanism drive rotation axis 10, rotation axis 10 drives pendulum rod 11 rotatory, pendulum rod 11 is at rotatory in-process, install connecting rod 9 through its both ends and draw two inserted bars 6 towards rotation axis 10 direction synchronous pulling, so that inserted bar 6 breaks away from jack 5 of reserving on two fixed plates 4 that the battery piece 3 back is connected, inserted bar 6 just can not carry on spacingly to fixed plate 4 like this, then just can utilize the instrument to take out battery piece 3 from first framework 2, convenience very is quick.

Example 2

Referring to fig. 1-3, as another preferred embodiment of the present invention, the difference from embodiment 1 is that the driving mechanism includes a gear 13, a rack 14, and a pulling mechanism, one end of the rotating shaft 10 extends outwards to the rear side of the back plate 1 and is coaxially and fixedly installed with the gear 13, one side of the gear 13 is provided with the rack 14 engaged therewith, the rack 14 is fixed on the pulling mechanism, and the pulling mechanism is used for driving the rack 14 to drive the gear 13 to make reciprocating rotation motion. The pulling mechanism comprises a pull rod 16, a second limiting plate 15 and a second spring, one end of the rack 14 is fixedly connected with the pull rod 16 arranged in parallel with the rack, the pull rod 16 is sleeved with the second limiting plate 15, the second limiting plate 15 is fixed on the back plate 1, the pull rod 16 between the second limiting plate 15 and the rack 14 is sleeved with the second spring, and two ends of the second spring are fixedly connected to the second limiting plate 15 and the spring. A second frame 12 covering the driving mechanism is fixedly mounted on the rear side surface of the back plate 1. The second frame 12 protects the drive mechanism from foreign objects impacting the puller.

When the driving mechanism is used, an operator only needs to pull the pull rod 16 to pull the rack 14 through the pull rod 16, so that the gear 13 is driven to rotate by the rack 14, and the rotating shaft 10 is driven to rotate by the gear 13.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The PERC battery pack comprises a back plate (1) and is characterized in that a first frame body (2) is fixedly mounted on the front side face of the back plate (1), battery pieces (3) are embedded in the first frame body (2), the battery pieces (3) and the first back plate (1) are detachably connected through a connecting mechanism, the connecting mechanism comprises a rotating shaft (10), the center of the back plate (1) is rotatably provided with the rotating shaft (10), the rotating shaft (10) is fixedly provided with a swing rod (11), two ends of the swing rod (11) are rotatably provided with a connecting rod (9), one end of the swing rod (11) is far away from the connecting rod (9) and is rotatably provided with a connecting seat (8), the connecting seat (8) is fixedly provided with an inserting rod (6), the inserting rod (6) is sleeved with a first limiting plate (7), the first limiting plate (7) is fixed on the back plate (1), the inserting rod (6) between the inner side of the first limiting plate (7) and the connecting seat (8) is sleeved with a first spring, two ends of the first spring are respectively fixed on the first limiting plate (7), and the fixing plate (4) is connected with the fixing plate (4), the rotating shaft (10) is in transmission connection with a driving mechanism.

2. The PERC battery assembly capable of rapidly replacing battery cells as claimed in claim 1, wherein the driving mechanism comprises a gear (13), a rack (14) and a pulling mechanism, one end of the rotating shaft (10) extends outwards to the rear side of the back plate (1) and is coaxially and fixedly provided with the gear (13), one side of the gear (13) is provided with the rack (14) engaged with the gear, the rack (14) is fixed on the pulling mechanism, and the pulling mechanism is used for driving the rack (14) to drive the gear (13) to perform reciprocating rotation movement.

3. The PERC battery pack capable of rapidly replacing battery cells as claimed in claim 2, wherein a second frame (12) covering the driving mechanism is fixedly mounted on the rear side of the back plate (1).

4. The PERC battery pack capable of replacing battery cells as claimed in claim 1, wherein the back plate (1) has heat dissipation holes formed on its surface.

5. The PERC cell assembly with quick replaceable cell segments of claim 1, wherein said first frame (2) has a flexible gasket affixed to the inner wall surface.