Search

CN-224217589-U - Battery and terminal equipment

CN224217589UCN 224217589 UCN224217589 UCN 224217589UCN-224217589-U

Abstract

The utility model relates to the technical field of batteries, and discloses a battery and terminal equipment, wherein the battery comprises a battery core assembly, a first end plate and a second end plate; the battery cell assembly comprises a plurality of battery cells, the battery cells are stacked along a first direction, the battery cell assembly can be compressed along the first direction, first end plates are respectively arranged at two ends of the battery cell assembly along the first direction, first clamping parts are respectively arranged at two ends of each first end plate along the second direction, second end plates are respectively arranged at two ends of the battery cell assembly along the second direction, and second clamping parts are respectively arranged at two ends of each second end plate along the first direction.

Inventors

  • CHEN YAOWEN
  • YU XIAOTIAN
  • ZHOU SHUANGJUN

Assignees

  • 浙江欣动能源科技有限公司

Dates

Publication Date
20260508
Application Date
20250512

Claims (10)

  1. 1. A battery having a first direction (X) and a second direction (Y) intersecting, characterized by comprising a cell assembly (1), a first end plate (2) and a second end plate (3); the battery cell assembly (1) comprises a plurality of battery cells (102), wherein the battery cells (102) are stacked along the first direction (X), and the battery cell assembly (1) is compressible along the first direction (X); The battery cell assembly (1) is provided with first end plates (2) along two ends of the first direction (X), and each first end plate (2) is provided with a first clamping part (201) along two ends of the second direction (Y); The battery cell assembly (1) is provided with second end plates (3) along two ends of the second direction (Y) respectively, each second end plate (3) is provided with a second clamping part (301) along two ends of the first direction (X) respectively, and the first clamping parts (201) are used for being matched with the second clamping parts (301) in a clamping mode.
  2. 2. The battery according to claim 1, further comprising a first fastener (4), the first end plate (2) being connected to the second end plate (3) by the first fastener (4), one of the first end plate (2) and the second end plate (3) being provided with a first through hole (302) and the other being provided with a first connecting hole (202), the first through hole (302) being connected to the first fastener (4) by the first fastener (4).
  3. 3. The battery according to claim 2, wherein the first clamping portion (201) is a clamping groove, the first clamping portion (201) is disposed on a wall surface of the first terminal plate (2) away from the battery cell assembly (1), and an opening faces to a side away from the battery cell assembly (1), and the second clamping portion (301) is a buckle; And/or the first end plate (2) has the first through hole (302), the second end plate (3) has the first connecting hole (202), and the axes of the first through hole (302) and the first connecting hole (202) extend along the first direction (X).
  4. 4. A battery according to any one of claims 1 to 3, characterized in that the battery further has a third direction (Z) intersecting the first direction (X) and the second direction (Y), respectively, in which third direction (Z) the side of the tab (1021) of the cell (102) is the connection side; The battery is further characterized by comprising a collection assembly (5) and a support (6) which are arranged on the connection side, wherein the collection assembly (5) is electrically connected with a lug (1021) of the battery cell (102), the support (6) extends along the first direction (X) and is positioned between the collection assembly (5) and the first end plate (2), the collection assembly (5) is connected with the two first end plates (2), and the collection assembly (5) is in butt fit with the corresponding first end plate (2) through the collection assembly (5).
  5. 5. The battery according to claim 4, further comprising a second fastening member (7), wherein the bracket (6) is connected with the first end plate (2) through the second fastening member (7), a second through hole (601) for the second fastening member (7) to penetrate is formed in the bracket (6), a second connecting hole (203) is formed in an end face of the first end plate (2) along the third direction (Z), and the second connecting hole (203) is used for being matched with the second fastening member (7).
  6. 6. The battery according to claim 4, wherein the end face of the first end plate (2) along the third direction (Z) is provided with a limit groove (204), and the end of the bracket (6) along the third direction (Z) is in clamping fit with the limit groove (204).
  7. 7. The battery according to claim 4, further comprising a third fastening member (8), wherein the collecting assembly (5) is connected with the first end plate (2) through the third fastening member (8), a third through hole (501) for the third fastening member (8) to penetrate is formed in the collecting assembly (5), a third connecting hole (205) is formed in an end face of the first end plate (2) along the third direction (Z), and the third connecting hole (205) is used for being matched with the third fastening member (8).
  8. 8. The battery according to claim 4, wherein the cell assembly (1) further comprises an insulating pad (103); The insulation pad (103) is arranged between the battery cell assembly (1) and the first end plate (2), and the insulation pad (103) is arranged between the battery cell assembly (1) and the second end plate (3); And/or, along the third direction (Z), the side of the cell assembly (1) facing away from the connection side is provided with the insulating pad (103).
  9. 9. A battery according to any one of claims 1 to 3, characterized in that each two adjacent cells (102) of a plurality of said cells (102) form a group of cells (102); The battery cell assembly (1) further comprises a gasket (101), and the gasket (101) is arranged between every two adjacent battery cell (102) groups; And/or, the electric core assembly (1) further comprises an isolation pad (104), and in one electric core (102) group, the isolation pad (104) is arranged between the lugs (1021) of the two electric cores (102).
  10. 10. A terminal device, comprising: A body having a mounting location; The battery of any one of claims 1 to 9, disposed at the mounting location and connected to the body.

Description

Battery and terminal equipment Technical Field The utility model relates to the technical field of batteries, in particular to a battery and terminal equipment. Background The soft package battery module is a battery module formed by lithium ion battery units packaged by soft package materials. Compared with the traditional hard-shell battery, the soft-shell battery core has the advantages of lighter weight, high design flexibility, high energy density and the like. The advantages of the soft-packaged cells are more pronounced, especially in application scenarios where high performance, light weight and compact design are required. At present, the internal assembly of the existing soft package battery module is generally formed by stacking a plurality of electric cores and compressible gaskets, in order to improve the stability of the electric cores after installation, the electric cores are required to be extruded along the stacking direction and then packaged, in the existing packaging mode, in order to avoid the incapability of packaging caused by the restoration of the extruded electric cores, the soft package battery module is required to be bound by using a steel belt before an external shell is installed, the number of parts required in the packaging process is more, and then the packaging steps of the soft package battery module are more. Disclosure of utility model In view of the above, the present utility model provides a battery and a terminal device, so as to solve the problem of more packaging steps of the existing soft package battery module. The battery comprises a battery core assembly, a first end plate and a second end plate, wherein the battery core assembly, the first end plate and the second end plate are intersected, the battery core assembly comprises a plurality of battery cores, the battery cores are stacked along the first direction and can be compressed along the first direction, first end plates are respectively arranged at two ends of the battery core assembly along the first direction, first clamping parts are respectively arranged at two ends of each first end plate along the second direction, second end plates are respectively arranged at two ends of the battery core assembly along the second direction, second clamping parts are respectively arranged at two ends of each second end plate along the first direction, and the first clamping parts are used for being matched with the second clamping parts in a clamping mode. The battery pack has the beneficial effects that the first clamping part is arranged on the first end plate, the second clamping part is arranged on the second end plate, the first end plate and the second end plate can be connected in a clamping way through the structure of the first end plate and the second end plate, when the battery pack is assembled, the first end plate and the battery pack are pressed to the preset size through the pressing jig, the second end plate is arranged at the two ends of the battery pack in the second direction, the second end plate is connected with the first end plate in a clamping way, the first end plate and the second end plate can restrain the battery pack, the pressing jig can be removed to carry out the subsequent connection step, the preset positioning operation can be completed without using additional constraint components such as steel belts, the problem that the existing soft package battery module is more in packaging step is effectively solved, and the assembly cost of the battery is reduced. In an alternative embodiment, the battery further comprises a first fastener, the first end plate is connected to the second end plate by the first fastener, one of the first end plate and the second end plate is provided with a first through hole, and the other is provided with a first connecting hole, the first through hole is used for the first fastener to pass through, and the first connecting hole is used for being connected with the first fastener. The clamping connection device has the beneficial effects that on the basis of clamping connection and matching, the first end plate and the second end plate are further firmly connected through the first fastener, the connection mode is simple and reliable, and the assembly reliability of the first end plate and the second end plate is effectively improved. In an alternative embodiment, the first clamping portion is a clamping groove, the first clamping portion is arranged on the wall surface, far away from the battery cell assembly, of the first end plate, the opening faces to one side, far away from the battery cell assembly, of the second clamping portion, the second clamping portion is a buckle, and/or the first end plate is provided with a first through hole, the second end plate is provided with a first connecting hole, and the axes of the first through hole and the first connecting hole extend along a first direction. The structure has the beneficial effects that the st