CN219979765U

CN219979765U - Integrated board

Info

Publication number: CN219979765U
Application number: CN202321409791.4U
Authority: CN
Inventors: 贾忠贵; 喻小明; 吴志华; 林德彬
Original assignee: Shenzhen Meihua Energy Technology Co ltd
Current assignee: Shenzhen Meihua Energy Technology Co ltd
Priority date: 2023-06-05
Filing date: 2023-06-05
Publication date: 2023-11-07
Anticipated expiration: 2033-06-05

Abstract

The utility model discloses an integrated board which is used for being installed on a battery pack and comprises a first substrate, a circuit board and a second substrate, wherein the circuit board and the second substrate are installed on the first substrate, a plurality of first serial plates and two second serial plates are arranged on the first substrate, the first serial plates are used for being connected with the positive poles and the negative poles of two batteries, the two second serial plates are respectively installed on the two sides of the first substrate, the first ends of the second serial plates are connected with the positive poles or the negative poles of the batteries, a fixed plate is arranged at the second ends of the second serial plates, acquisition circuits are etched on the two side faces of the circuit board, a plurality of detection blocks which are respectively and electrically connected with the batteries are arranged on the circuit board, and the detection blocks are respectively and electrically connected with one group of the acquisition circuits.

Description

Integrated board

Technical Field

The utility model relates to the field of energy equipment, in particular to an integrated board.

Background

The battery layout in the existing energy storage products is all arranged side by side, but when the batteries are connected in series, wires are required to be electrically connected, and because the wires are used, the whole wiring is disordered, the corresponding wires are difficult to quickly identify to repair or replace during subsequent maintenance work, and the operation is very troublesome.

Disclosure of Invention

The main object of the present utility model is to provide an integrated board solving the above problems.

The utility model provides an integrated board which is used for being installed on a battery pack, the battery pack comprises a plurality of batteries which are arranged side by side, the batteries comprise an anode and a cathode, the integrated board comprises a first base plate, a circuit board and a second base plate, the circuit board and the second base plate are installed on the first base plate, a plurality of first serial connection boards and two second serial connection boards are arranged on the first base plate, the first serial connection boards are used for being connected with the anode and the cathode of the two batteries, the two second serial connection boards are respectively installed on two sides of the first base plate, the first end of the second serial connection boards are connected with the anode or the cathode of the batteries, a fixed plate is arranged on the second end of the second serial connection boards, the fixed plate is used for bridging other battery packs, acquisition circuits are etched on two sides of the circuit board, a plurality of detection blocks which are respectively electrically connected with the batteries are respectively connected with one acquisition circuit, and the second base plate is covered on the circuit board, wherein the two acquisition circuits can be replaced by the two acquisition circuits.

Preferably, the detection block includes a first detection block for detecting a voltage state of the battery and a second detection block for detecting a voltage state and a temperature of the battery.

Preferably, two second detection blocks are provided, and the two second detection blocks are respectively arranged in the middle and on the side of the battery pack.

Preferably, the detection block is mounted on the circuit board by welding and is electrically connected with one group of acquisition circuits.

Preferably, a fuse is arranged on the acquisition circuit.

Preferably, the circuit board is provided with a connector electrically connected with the two groups of acquisition circuits.

Preferably, the first substrate and the second substrate are both insulating films.

Preferably, the first serial plate and the second serial plate are both in aluminum bar structures.

The utility model has the beneficial effects that: the utility model provides an integrated board, it is used for installing on the group battery, the group battery includes a plurality of batteries side by side, the battery includes positive pole and negative pole, and this integrated board includes first base plate, installs circuit board and second base plate on the first base plate, be equipped with a plurality of first series connection boards and two second series connection boards on the first base plate, first series connection board is used for connecting in two positive pole and the negative pole of battery, two the second series connection board is installed respectively in the both sides of first base plate, the first end of second series connection board is connected on the positive pole or the negative pole of battery, be equipped with the fixed plate on the second end of second series connection board, the fixed plate is used for bridging other group battery, all the etching has acquisition circuit on the both sides face of circuit board, be equipped with a plurality of respectively with battery electric connection's detection piece, a plurality of detection piece respectively with one of acquisition circuit electric connection, the second base plate covers on the circuit board, wherein, two sets of wire rod replacement wire rod that can be used to the first end of second series connection board is connected on the circuit board, can replace the wire rod replacement wire rod, and the wire rod replacement wire rod that can be used simultaneously is avoided to the maintenance problem is brought to the maintenance.

Drawings

FIG. 1 is a schematic diagram of an embodiment of the present utility model;

FIG. 2 is an exploded view of an embodiment of the present utility model;

FIG. 3 is a top view of an embodiment of the present utility model;

fig. 4 is a schematic diagram of the front and back sides of a circuit board according to an embodiment of the utility model.

Reference numerals in the drawings: 100 battery packs, 101 batteries, 200 first substrates, 201 first serial boards, 202 second serial boards, 2021 fixing boards, 300 circuit boards, 301 acquisition circuits, 3011 fuses, 302 detection blocks, 3021 first detection blocks, 3022 second detection blocks, 303 connectors and 400 second substrates.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides an integrated board for mounting on a battery pack 100, where the battery pack 100 includes a plurality of cells 101 arranged side by side, the cells 101 include a positive electrode and a negative electrode, the integrated board includes a first substrate 200, a circuit board 300 mounted on the first substrate 200, and a second substrate 400, the first substrate 200 is provided with a plurality of first serial boards 201 and two second serial boards 202, the first serial boards 201 are used for connecting the positive electrode and the negative electrode of the two cells 101, the two second serial boards 202 are respectively mounted on two sides of the first substrate 200, a first end of the second serial boards 202 is connected to the positive electrode or the negative electrode of the cells 101, a second end of the second serial boards 202 is provided with a fixing board 2021, the fixing board 2021 is used for bridging other battery packs 100, two sides of the circuit board 300 are etched with an acquisition circuit 301, the circuit board 300 is provided with a plurality of detection blocks 302 respectively electrically connected with the battery 101, the plurality of detection blocks 302 are respectively electrically connected with one acquisition circuit 301, the second substrate 400 is covered on the second substrate 300, and the two acquisition circuits 301 can be replaced with each other.

The detection block 302 is mounted on the circuit board 300 by soldering and is electrically connected to one of the acquisition circuits 301.

Specifically, the plurality of batteries 101 are arranged side by side, the positive and negative electrodes between the batteries 101 are adjacent, the positive and negative electrodes of the two batteries 101 are electrically connected together through the first serial board 201, in this embodiment, eight batteries 101 are arranged side by side to form a group of battery packs 100, seven first serial boards 201 are arranged, two identical acquisition circuits 301 are etched on two sides of the circuit board 300, only one of the two identical acquisition circuits is normally operated in actual use, the plurality of detection blocks 302 on the two identical acquisition circuits are also welded to the acquisition circuits 301 in the operating state, once the acquisition circuits 301 have a problem, the plurality of detection blocks 302 are all unwelded and re-welded to the acquisition circuits 301 on the other side, so that the acquisition circuits 301 can be replaced, the maintenance work is facilitated, and the maintenance cost is reduced.

Further, the detection block 302 includes a first detection block 3021 for detecting the voltage state of the battery 101 and a second detection block 3022 for detecting the voltage state and the temperature of the battery 101. The second detection blocks 3022 are provided in two, and the two second detection blocks 3022 are provided in the middle and on the side of the battery pack 100, respectively.

Specifically, one of the second detecting blocks 3022 is specifically disposed at the battery 101 disposed opposite to the middle position in the battery pack 100, and detects the voltage and temperature conditions of the battery 101, and the two second detecting blocks 3022 are disposed on the battery 101 disposed at the most edge of the battery pack 100, and the two second detecting blocks 3022 together detect the heat generation conditions at the middle and the side of the battery pack 100.

Further, the acquisition circuit 301 is provided with a fuse 3011 for protecting the circuit from short circuit or overload.

Further, the circuit board 300 is provided with a connector 303 electrically connected to the two sets of acquisition circuits 301.

Further, the first substrate 200 and the second substrate 400 are both insulating films.

Further, the first serial plate 201 and the second serial plate 202 are both aluminum bars.

The foregoing is merely exemplary of the utility model, and it should be noted that modifications could be made by those skilled in the art without departing from the inventive concept, which fall within the scope of the utility model.

Claims

1. An integrated board for mounting on a battery pack, the battery pack comprising a plurality of cells side by side, the cells comprising a positive electrode and a negative electrode, comprising:

the battery pack comprises a first substrate, wherein a plurality of first serial plates and two second serial plates are arranged on the first substrate, the first serial plates are used for being connected with the positive poles and the negative poles of two batteries, the two second serial plates are respectively arranged on two sides of the first substrate, the first ends of the second serial plates are connected with the positive poles or the negative poles of the batteries, the second ends of the second serial plates are provided with fixing plates, and the fixing plates are used for bridging other battery packs;

the circuit board is arranged on the first substrate, acquisition circuits are etched on two side surfaces of the circuit board, a plurality of detection blocks which are respectively and electrically connected with the battery are arranged on the circuit board, the detection blocks are respectively and electrically connected with one group of acquisition circuits, and the two groups of acquisition circuits can be replaced with each other;

and the second substrate is covered on the circuit board.

2. The integrated board of claim 1, wherein the detection block includes a first detection block for detecting a voltage state of the battery and a second detection block for detecting a voltage state and a temperature of the battery.

3. The integrated board of claim 2, wherein two of the second detecting blocks are provided, and the two second detecting blocks are provided on the middle and side of the battery pack, respectively.

4. The integrated board of claim 1, wherein the test block is mounted to the circuit board by soldering and is electrically connected to one of the collection circuits.

5. The integrated board of claim 1, wherein the acquisition circuit has a fuse thereon.

6. The integrated board of claim 1, wherein the circuit board is provided with connectors for electrical connection with two sets of acquisition circuits.

7. The integrated board of claim 1, wherein the first substrate and the second substrate are each an insulating film.

8. The integrated panel of claim 1, wherein the first and second series plates are each aluminum bar.