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CN-224217646-U - Terminal assembly and battery pack

CN224217646UCN 224217646 UCN224217646 UCN 224217646UCN-224217646-U

Abstract

The application provides a terminal assembly and a battery pack, comprising a terminal seat and a terminal arranged on the terminal seat, wherein the terminal seat is provided with a terminal groove for the terminal to be arranged in, the terminal comprises a body part, a butt joint part and a mounting foot, the butt joint part extends from the body part, the body part is fixedly held on the terminal seat, the butt joint part is configured to be matched with the butt joint terminal, the mounting foot is configured to be arranged on a circuit board, the terminal also comprises an additional part extending from the body part, the terminal seat is provided with a fixing groove, and the additional part is fixedly held in the fixing groove and at least part of the additional part is exposed.

Inventors

  • Request for anonymity
  • Request for anonymity

Assignees

  • 有维科技(苏州)有限公司

Dates

Publication Date
20260508
Application Date
20250514

Claims (10)

  1. 1. The terminal assembly comprises a terminal seat and a terminal arranged on the terminal seat, wherein the terminal seat is provided with a terminal groove for the terminal to be arranged in, the terminal comprises a body part, a butt joint part and a mounting foot, the butt joint part and the mounting foot extend from the body part, the body part is fixedly held on the terminal seat, the butt joint part is configured to be matched with the butt joint terminal, and the mounting foot is configured to be arranged on a circuit board.
  2. 2. The terminal assembly of claim 1, wherein two of said retention slots are disposed adjacent and within said terminal slot, said terminal including a pair of said mating portions and a pair of said attachment portions, a pair of said attachment portions including a first attachment portion retained in one of said retention slots and a second attachment portion retained in the other of said retention slots.
  3. 3. The terminal assembly according to claim 1, wherein an extending direction of the abutting portion is defined as a first direction, an extending direction of the mounting leg is defined as a second direction, the first direction is perpendicular to the second direction, the additional portion extends in the first direction, and the additional portion is disposed adjacent to the abutting portion in the second direction.
  4. 4. The terminal assembly of claim 1, wherein the terminal block includes a bottom wall provided with a through hole through which the mounting leg passes, and a side of the bottom wall facing away from the terminal slot is recessed with a vent slot communicating with at least one of the through holes.
  5. 5. The terminal assembly of claim 4, wherein the terminal assembly includes a plurality of the terminals including a first terminal, a second terminal, a third terminal, and a fourth terminal, the first terminal, the second terminal, the third terminal, and the fourth terminal being arranged in sequence along a third direction, the second terminal and the third terminal being located between the first terminal and the fourth terminal.
  6. 6. The terminal assembly of claim 5, wherein said bottom wall is provided with a plurality of said through holes including a first through hole through which said mounting leg of said second terminal passes and a second through hole through which said mounting leg of said third terminal passes, said bottom wall being provided with a plurality of said vent grooves including a first vent groove in communication with said first through hole and a second vent groove in communication with said second through hole.
  7. 7. The terminal assembly of claim 5, wherein the first and fourth terminals each include an exposed portion exposed outside of the terminal block, the body portion including the exposed portion, the exposed portion being disposed adjacent the mounting feet.
  8. 8. The terminal assembly of claim 1, wherein the terminal block includes a bottom wall and a positioning post extending from the bottom wall, the positioning post being located on a side of the bottom wall facing away from the terminal slot, the positioning post being configured to mate with the circuit board.
  9. 9. The terminal assembly of claim 1, wherein the terminal block further comprises a positioning block disposed in the terminal slot, a positioning slot is formed between the positioning block and a slot wall of the terminal slot, and the body portion is disposed in the positioning slot.
  10. 10. A battery pack comprising a housing, a cell module, a circuit board and a terminal assembly according to any one of claims 1 to 9, wherein the cell module, the circuit board and the terminal assembly are all mounted in the housing, and the mounting feet of the terminals are mounted on the circuit board.

Description

Terminal assembly and battery pack Technical Field The application relates to the technical field of battery packs. Background In the prior art, when the battery pack supplies power to a high-power machine, the current carried by the terminals of the battery pack is large, and the temperature can be increased. When the terminal temperature is too high, not only the charging efficiency of the battery pack is reduced, but also the battery pack is damaged, even the battery pack fires due to high temperature, so that the safety of the battery pack is reduced. Accordingly, it is necessary to provide a new terminal assembly and battery pack. Disclosure of utility model The application provides a terminal assembly and a battery pack with longer service life and lower cost. The application provides a terminal assembly, which comprises a terminal seat and a terminal arranged on the terminal seat, wherein the terminal seat is provided with a terminal groove for the terminal to be arranged in, the terminal comprises a body part, a butt joint part and a mounting foot, the butt joint part extends from the body part, the body part is fixedly held on the terminal seat, the butt joint part is configured to be matched with the butt joint terminal, the mounting foot is configured to be arranged on a circuit board, the terminal also comprises an additional part extending from the body part, the terminal seat is provided with a holding groove, and the additional part is fixedly held in the holding groove and at least part of the additional part is in a naked shape. Further, the two holding grooves are adjacently arranged and positioned in the terminal groove, the terminal comprises a pair of abutting parts and a pair of additional parts, the pair of additional parts comprises a first additional part and a second additional part, the first additional part is held in one holding groove, and the second additional part is held in the other holding groove. Further, the extending direction of the abutting portion is defined as a first direction, the extending direction of the mounting leg is defined as a second direction, the first direction is perpendicular to the second direction, the additional portion extends along the first direction, and the additional portion is arranged adjacent to the abutting portion in the second direction. Further, the terminal seat comprises a bottom wall, the bottom wall is provided with a through hole, the through hole is used for the mounting pin to pass through, one side of the bottom wall, which is far away from the terminal groove, is concavely provided with an exhaust groove, and the exhaust groove is communicated with at least one through hole. Further, the terminal assembly includes a plurality of the terminals, the plurality of the terminals includes a first terminal, a second terminal, a third terminal and a fourth terminal, the first terminal, the second terminal, the third terminal and the fourth terminal are sequentially arranged along a third direction, and the second terminal and the third terminal are located between the first terminal and the fourth terminal. Further, the bottom wall is provided with a plurality of through holes, the plurality of through holes comprise a first through hole for the mounting foot of the second terminal to pass through and a second through hole for the mounting foot of the third terminal to pass through, the bottom wall is provided with a plurality of exhaust grooves, the plurality of exhaust grooves comprise a first exhaust groove and a second exhaust groove, the first exhaust groove is communicated with the first through hole, and the second exhaust groove is communicated with the second through hole. Further, the first terminal and the fourth terminal each include an exposed portion exposed outside the terminal block, the body portion includes the exposed portion, and the exposed portion is disposed adjacent to the mounting pin. Further, the terminal seat comprises a bottom wall and a positioning column extending from the bottom wall, wherein the positioning column is located on one side of the bottom wall, which is away from the terminal groove, and the positioning column is configured to be matched with the circuit board. Further, the terminal seat further comprises a positioning block arranged in the terminal groove, a positioning groove is formed between the positioning block and the groove wall of the terminal groove, and the body part is positioned in the positioning groove. The application also provides a battery pack, which comprises a shell, a battery core module, a circuit board and any one of the terminal assemblies, wherein the battery core module, the circuit board and the terminal assemblies are all arranged in the shell, and the mounting feet of the terminals are arranged on the circuit board. In the application, the terminal further comprises an additional part extending from the body part, the terminal seat is provided with a holding g