CN-224232814-U - End plate and battery pack

CN224232814UCN 224232814 UCN224232814 UCN 224232814UCN-224232814-U

Abstract

The utility model discloses an end plate and a battery pack, and relates to the technical field of battery packs, wherein the end plate comprises a plate body and a plurality of screw rods, the plate body is made of PC-540 and is provided with a plurality of mounting holes, the plurality of mounting holes are distributed at intervals along the length direction of the plate body, and each mounting hole extends along the up-down direction; the screws are correspondingly arranged in the mounting holes one by one, and according to the end plate provided by the embodiment of the utility model, the raw material cost is low, the processing cost is low, the short circuit risk is avoided, and the market competitiveness of the battery pack is improved.

Inventors

CHEN ZHENSONG
LI ZHIYUAN
ZHANG PENG

Assignees

广州菲利斯太阳能科技有限公司

Dates

Publication Date: 20260512
Application Date: 20250514

Claims (9)

1. An end plate, comprising: The plate body is made of PC-540 and is provided with a plurality of mounting holes, the mounting holes are distributed at intervals along the length direction of the plate body, and each mounting hole extends along the up-down direction; the screw rods are arranged in the mounting holes in a one-to-one correspondence manner; The upper end surfaces of the plate body are recessed to form two supporting grooves, the upper end surfaces of the two supporting grooves are embedded with first knurled nuts, and the first knurled nuts on the two supporting grooves are used for fixing a main positive aluminum row and a main negative aluminum row respectively.
2. The end plate according to claim 1, wherein the plate body is recessed at an upper end face of the mounting hole to form a receiving space for receiving a head portion of the screw.
3. The end plate according to claim 1, wherein the outer peripheral wall of the plate body is provided with a steel strip installation groove provided along the circumferential direction thereof, and both an upper groove wall and a lower groove wall of the steel strip installation groove are provided with first chamfers.
4. An end plate according to claim 3, wherein two of said steel strip mounting grooves are provided, and two of said steel strip mounting grooves are provided at an interval in the up-down direction.
5. The end plate according to claim 1, wherein the outer peripheral wall of the plate body is provided with a plurality of reinforcing ribs and forms reinforcing rib portions which are integrally recessed inward to form limit grooves.
6. An end plate according to claim 5, wherein the rib portions are recessed entirely inwardly by a distance of 5mm.
7. The end plate according to claim 1, wherein a part of the lower end surface of the plate body is recessed to form a relief space and a guide plate, and the outer peripheral edge of the guide plate is provided with a second chamfer.
8. The end plate of claim 1, wherein the upper end surface of the plate body is embedded with a plurality of second knurled nuts, and the second knurled nuts are used for fixing the battery cell pressing bar.
9. Battery pack, characterized in that it comprises an end plate according to any one of claims 1 to 8.

Description

End plate and battery pack Technical Field The utility model relates to the technical field of battery packs, in particular to an end plate and a battery pack. Background Battery packs, which serve as the core components of energy storage devices, play a critical role in modern technology. The design, manufacture and application of the battery pack relate to a plurality of fields, and as technology development is advanced, the battery pack plays a greater role in future energy and traffic fields by optimizing the structure, improving the performance and enhancing the safety. The battery pack generally adopts panel beating end plate as electric core fixed knot to construct, when carrying out the battery pack equipment, arranges the back in proper order with the electric core, places the panel beating end plate in both sides, need place the insulating piece between electric core and the panel beating end plate and keep apart, later adopts plastic steel band thermoweld to seal and fix again, adopts the screw to lock panel beating end plate and quick-witted case. Therefore, the sheet metal end plate has a plurality of defects, the raw material cost is high, the processing cost is high, the short circuit risk exists, and the market competitiveness of the battery pack is reduced. Disclosure of utility model The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the end plate provided by the utility model has the advantages of low raw material cost, low processing cost and no short circuit risk, and improves the market competitiveness of the battery pack. The utility model also provides a battery pack, which comprises the end plate. The end plate comprises a plate body and a plurality of screws, wherein the plate body is made of PC-540 and is provided with a plurality of mounting holes, the mounting holes are distributed at intervals along the length direction of the plate body, each mounting hole extends along the up-down direction, and the screws are correspondingly arranged in the mounting holes one by one. The end plate provided by the embodiment of the utility model has the advantages that the raw material cost is low, the processing cost is low and the short circuit risk is avoided because the plate body is made of PC-540. Meanwhile, as the plate body is provided with the plurality of mounting holes, the plurality of screws are correspondingly arranged in the plurality of mounting holes one by one, so that the screws improve the overall strength of the end plate, the performance of the end plate is ensured, and the overall market competitiveness of the end plate is improved. According to one embodiment of the utility model, the plate body is recessed at the upper end face of the mounting hole to form a containing space for containing the head of the screw. According to one embodiment of the utility model, the peripheral wall of the plate body is provided with a steel belt installation groove arranged along the circumferential direction of the plate body, and the upper groove wall and the lower groove wall of the steel belt installation groove are both provided with first chamfers. According to one embodiment of the utility model, two steel belt installation grooves are arranged, and the two steel belt installation grooves are arranged at intervals along the up-down direction. According to one embodiment of the utility model, the peripheral wall of the plate body is provided with a plurality of reinforcing ribs and forms reinforcing rib parts, and the reinforcing rib parts are wholly inwards recessed to form limit grooves. According to one embodiment of the utility model, the rib portions are recessed entirely inwardly by a distance of 5mm. According to one embodiment of the utility model, a part of the lower end surface of the plate body is recessed to form an avoidance space and a guide plate, and the periphery of the guide plate is provided with a second chamfer. According to one embodiment of the utility model, part of the upper end surface of the plate body is recessed to form two supporting grooves, the upper end surfaces of the two supporting grooves are embedded with first knurled nuts, and the first knurled nuts on the two supporting grooves are used for fixing the main positive aluminum row and the main negative aluminum row respectively. According to one embodiment of the utility model, the upper end face of the plate body is embedded with a plurality of second knurled nuts, and the second knurled nuts are used for fixing the battery cell pressing bar. A battery pack according to an embodiment of the present utility model includes end plates of an embodiment of the present utility model. The battery pack according to the embodiment of the utility model has at least the following beneficial effect that the market competitiveness of the battery pack is improved due to the improvement of the overall market competitiveness of the end plate.