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CN-224218576-U - Battery protection plate, battery and electronic equipment

CN224218576UCN 224218576 UCN224218576 UCN 224218576UCN-224218576-U

Abstract

The embodiment of the application provides a battery protection board, a battery and electronic equipment, wherein the battery protection board comprises a substrate, an electronic element and an electric connecting piece, the electric connecting piece and the electronic element are respectively fixed and electrically connected to the substrate, the electric connecting piece is used for being electrically connected with a tab of an electric core, the electric connecting piece comprises a main body part, a containing area is formed by the main body part and the substrate at intervals, and at least one electronic element is located in the containing area. The battery protection board can improve the arrangement density of the electronic elements of the battery protection board by arranging the electric connecting pieces and the electronic elements in a space three-dimensional mode.

Inventors

  • Du Qihang
  • WAN MENG
  • YAO CHENGQIANG
  • ZHANG ZHENGYAN
  • Mo Gusheng

Assignees

  • 欣旺达电子股份有限公司

Dates

Publication Date
20260508
Application Date
20250521

Claims (10)

  1. 1. A battery protection board is characterized by comprising a substrate (110), an electronic element (120) and an electric connector (130); the electric connector (130) and the electronic element (120) are respectively fixed and electrically connected to the substrate (110), the electric connector (130) is used for being electrically connected with the lugs of the battery cell, the electric connector (130) comprises a main body part (131), the main body part (131) and the substrate (110) are arranged at intervals to form a containing area (140), and at least one electronic element (120) is located in the containing area (140).
  2. 2. The battery protection plate according to claim 1, wherein the electrical connector (130) further comprises a post (132) connected to the main body portion (131), the post (132) protruding toward the substrate (110), the post (132) being connected to the substrate (110).
  3. 3. The battery protection plate according to claim 2, characterized in that a side of the support column (132) facing the substrate (110) is provided with a solder leg (133), the solder leg (133) being fixed and electrically connected to the substrate (110).
  4. 4. The battery protection plate according to claim 1, wherein the substrate (110) is provided with a pad (111), and the electrical connector (130) is soldered to the pad (111).
  5. 5. The battery protection plate according to claim 1, wherein the accommodating area (140) is filled with a heat-conducting glue (150), the heat-conducting glue (150) is wrapped on the electronic component (120) located in the accommodating area (140), and the heat-conducting glue (150) is in contact with the main body portion (131).
  6. 6. The battery protection plate according to claim 5, characterized in that a side of the main body part (131) facing away from the substrate (110) is provided with a heat sink (160).
  7. 7. The battery protection plate according to claim 6, wherein the heat sink (160) is a heat sink.
  8. 8. The battery protection plate according to claim 1, wherein the number of the electrical connectors (130) is plural, and the electrical connectors (130) are used for electrically connecting with tabs of the battery cells in a one-to-one correspondence.
  9. 9. A battery is characterized by comprising an electric core and the battery protection plate according to any one of claims 1 to 8, wherein a tab of the electric core is connected with the electric connector (130).
  10. 10. An electronic device comprising the battery of claim 9.

Description

Battery protection plate, battery and electronic equipment Technical Field The present application relates to the field of battery manufacturing, and in particular, to a battery protection plate, a battery, and an electronic device. Background The battery protection board is an integrated circuit board for protecting the battery. The battery protection board mainly plays roles of overcharge protection, overdischarge protection, overcurrent, short-circuit protection and the like. The battery protection board includes an electronic component and an electrical connector. For example, the electronic components include resistors, capacitors, inductors, transistors, and the like. The electric connecting piece is used for being connected with the electrode lug of the battery cell. In the related art, the electronic component and the electric connector are arranged separately, so that the electric connector occupies the area of the component arrangement area of the battery protection plate, thereby making the component arrangement density of the battery protection plate low. Disclosure of utility model The embodiment of the application provides a battery protection plate, a battery and electronic equipment, which are used for solving the problem of how to improve the element setting density of the battery protection plate. In order to solve the technical problems, the application is realized as follows: In a first aspect, embodiments of the present application provide a battery protection plate. The battery protection board comprises a substrate, an electronic element and an electric connecting piece, wherein the electric connecting piece and the electronic element are respectively fixed and electrically connected to the substrate, the electric connecting piece is used for being electrically connected with a tab of an electric core, the electric connecting piece comprises a main body part, the main body part and the substrate are arranged at intervals to form a containing area, and at least one electronic element is located in the containing area. Optionally, the electrical connector further comprises a post connected to the main body, the post protruding towards the substrate, the post being connected to the substrate. Optionally, a solder leg is disposed on a side of the pillar facing the substrate, and the solder leg is fixed and electrically connected to the substrate. Optionally, the substrate is provided with a bonding pad, and the electrical connector is soldered with the bonding pad. Optionally, the accommodating area is filled with a heat-conducting glue, the heat-conducting glue is wrapped on the electronic element located in the accommodating area, and the heat-conducting glue is in contact with the main body part. Optionally, a heat sink is disposed on a side of the main body facing away from the substrate. Optionally, the heat sink is a heat sink. Optionally, the number of the electric connection pieces is multiple, and the electric connection pieces are used for being electrically connected with the lugs of the electric core in a one-to-one correspondence manner. In a second aspect, embodiments of the present application provide a battery. The battery provided by the embodiment of the application comprises a battery core and any battery protection board provided by the embodiment of the application, wherein the tab of the battery core is connected with the electric connecting piece. In a third aspect, an embodiment of the present application provides an electronic device. The electronic equipment provided by the embodiment of the application comprises any battery provided by the embodiment of the application. The above at least one technical scheme adopted by the embodiment of the application can achieve the following beneficial effects: In the embodiment of the application, the main body part of the electric connector and the substrate are arranged at intervals to form the accommodating area, and the electronic element can be arranged in the accommodating area, so that the arrangement density of the electronic element of the battery protection board can be improved by arranging the electric connector and the electronic element in a space three-dimensional manner. Additional aspects and advantages of the application will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the application. Drawings In order to more clearly illustrate the embodiments of the present application or the technical solutions in the related art, the drawings that are required to be used in the embodiments or the related technical descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present application, and other drawings can be obtained according to the drawings without inventive effort for those skilled in the art. Fig. 1 is a schematic view