Signal collection assembly and power battery module comprising the same

Patent metadata

Field	Value
Publication number	US-2016308256-A1
Application number	US-201615191247-A
Country	US
Kind code	A1
Filing date	Jun 23, 2016
Priority date	Dec 31, 2013
Publication date	Oct 20, 2016
Grant date	—

Abstract

A signal collection assembly and a power battery module are provided. The signal collection assembly includes: a substrate; a signal collection line including a sheet-like metal conductive element disposed on the substrate; a signal collection member disposed on the substrate and connected with the signal collection line; and a signal collection terminal disposed on the substrate. The signal collection terminal includes a first terminal connected with the signal collection line and a second terminal connected with a power connection member of the power battery module.

First claim

1 . A signal collection assembly of a power battery module, comprising:
a substrate; a signal collection line including a sheet-like conductive metal element disposed on the substrate; a signal collection member disposed on the substrate and connected with the signal collection line; and a signal collection terminal disposed on the substrate and including a first terminal connected with the signal collection line and a second terminal connected with a power connection member of the power battery module.

2 . The signal collection assembly according to claim 1 , wherein the second terminal of the signal collection terminal extends beyond an edge of the substrate.

3 . The signal collection assembly according to claim 1 , further comprising a connector connected with the signal collection line.

4 . The signal collection assembly according to claim 3 , wherein the connector is located at an edge of the substrate.

5 . The signal collection assembly according to claim 1 , wherein the substrate includes a flexible board.

6 . The signal collection assembly according to claim 1 , wherein the signal collection line includes a conductive metal sheet fixed on the substrate and wherein the conductive metal sheet is fixed on the substrate by at least one of adhering, injection molding, hot pressing or welding.

7 . (canceled)

8 . The signal collection assembly according to claim 1 , wherein the signal collection line includes a conductive metal layer including a conductive metal coating formed on the substrate.

9 . (canceled)

10 . The signal collection assembly according to claim 1 , wherein the signal collection line is formed by etching a conductive metal foil disposed on the substrate.

11 . The signal collection assembly according to claim 1 , wherein the substrate comprises a line slot formed in a surface thereof, and the signal collection line is disposed in the line slot.

12 . (canceled)

13 . (canceled)

14 . The signal collection assembly according to claim 1 , wherein the signal collection terminal is made of a metal sheet.

15 . The signal collection assembly according to claim 1 , further comprising a protection component disposed on the substrate and connected with the signal collection line.

16 . The signal collection assembly according to claim 15 , wherein the protection component includes a chip fuse connected with the signal collection line via tin soldering.

17 . The signal collection assembly according to claim 1 , further comprising a protection film disposed on the substrate for covering the signal collection line, the signal collection terminal, and the signal collection member.

18 . The signal collection assembly according to claim 1 , wherein the signal collection assembly comprises a plurality of signal collection terminals arranged on the substrate and spaced apart from one another.

19 . The signal collection assembly according to claim 1 , wherein the substrate and the signal collection line are configured as a FPC board, and the signal collection line is formed on the substrate by etching.

20 . The signal collection assembly according to claim 19 , wherein the FPC board comprises:
a conductive metal foil; and a protective film disposed on two sides of the conductive metal foil and formed by a part of the substrate, wherein the signal collection line is formed by etching the conductive metal foil.

21 . The signal collection assembly according to claim 20 , wherein a protection film is provided on the protective film on one side of the conductive metal foil.

22 - 25 . (canceled)

26 . A power battery module, comprising:
a signal collection assembly comprising:
a substrate;
a signal collection line including a sheet-like conductive metal element disposed on the substrate;
a signal collection member disposed on the substrate and connected with the signal collection line; and
a signal collection terminal disposed on the substrate and including a first terminal connected with the signal collection line and a second terminal connected with a power connection member of the power battery module; and
a battery group comprising a plurality of batteries, adjacent batteries being electrically connected with each other by the power connection member of the power battery module, wherein the second terminal of the signal collection terminal of the signal collection assembly is electrically connected with the power connection member.

27 . The power battery module according to claim 26 , wherein the power connection member is welded to an electrode terminal of the battery.

28 . The power battery module according to claim 26 , wherein a mounting hole is formed in the signal collection assembly, a retaining member is disposed on the battery group, and the battery group is pre-retained in the signal collection assembly by a cooperation between the mounting hole and the retaining member.

Assignees

• Byd Co Ltd

Inventors

• Huang Yan
• Zhou Qun
• Wang Yingying
• Gu Zhiming

Classifications

• H01M10/482

  for several batteries or cells simultaneously or sequentially · CPC title

• H01M50/519

  comprising printed circuit boards [PCB] · CPC title

• H01M50/209

  adapted for prismatic or rectangular cells (H01M50/216 takes precedence) · CPC title

• H01M10/48 Primary

  Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte (constructional details of current conducting connections for detecting conditions inside cells or batteries, e.g. details of voltage sensing terminals, H01M50/569) · CPC title

• B60L58/10

  for monitoring or controlling batteries · CPC title