CN217182363U

CN217182363U - Buffering and damping structure for battery pack connecting sheet

Info

Publication number: CN217182363U
Application number: CN202121462094.6U
Authority: CN
Inventors: 吴增荣; 陈惠敏; 吴广; 张志平; 刘聪; 曾国强; 叶国华
Original assignee: Guangdong Greenway Technology Co Ltd
Current assignee: Guangdong Greenway Technology Co Ltd
Priority date: 2021-06-29
Filing date: 2021-06-29
Publication date: 2022-08-12
Anticipated expiration: 2031-06-29

Abstract

The utility model provides a group battery connection piece buffering shock-absorbing structure, including an electricity core support, be equipped with electric core on the electricity core support, be connected with a connection piece on the one end utmost point ear of electric core, be equipped with a heavy groove on the electricity core support between the utmost point ear that lies in connection piece and electric core, the connection piece other end is connected with a PCB board, the utility model discloses an electricity core utmost point ear and PCB board are connected to the connection piece, play the effect of replacing the signal line, have both saved the material and can simplify the battery to the structure again. Meanwhile, a sinking groove is designed between the connecting sheet and the lug, so that the connecting sheet has high elasticity and can play a role in buffering and damping.

Description

Buffering and damping structure for battery pack connecting sheet

Technical Field

The utility model relates to a battery structural design technical field, concretely relates to group battery connection piece buffering shock-absorbing structure.

Background

In the process of acquiring the cell signal by the PCB, in order to simplify the battery structure and omit the use of signal lines, the connecting sheet is generally directly connected with the PCB so as to monitor and control the working condition of the cell, in the traditional connecting method, although the use of a plurality of types of wire rods for connection is avoided, the purpose of simplifying the structure of the battery wrapping and distributing line is achieved, when the battery is subjected to larger vibration, especially the vibration experiment with high frequency (up to 200HZ), along with the vibration of the cell and the PCB, an interaction force is generated on two sides of the connecting sheet (on one side of the cell and on one side of the PCB), the risk of failure of a welding point is generated, the welding firmness is reduced, and even the welding point can be fractured.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art not enough, provide a group battery connection piece buffering shock-absorbing structure.

The technical scheme of the utility model as follows:

the utility model provides a group battery connection piece buffering shock-absorbing structure, includes an electricity core support, be equipped with electric core on the electricity core support, be connected with a connection piece on the one end utmost point ear of electric core, be located on the electricity core support the connection piece with be equipped with a heavy groove between the utmost point ear of electric core.

The utility model discloses in, the connection piece other end is connected with a PCB board.

Furthermore, the connecting sheet is fixedly connected with the PCB in a welding mode.

The utility model discloses in, the connection piece with it is fixed through the welding mode equally between utmost point ear.

Further, the PCB is fixed on one side of the battery cell support through a screw.

The utility model discloses in, electricity core support both ends are equipped with the several fixing base, the mounting hole has been seted up on the fixing base, according to fixed mounting on external equipment.

Further, the external device is a battery shell.

The utility model discloses in, electric core is equipped with several rows, and every two rows is a set of.

Furthermore, the battery cell support is provided with 6-12 groups of battery cells, and correspondingly, the PCB is provided with 3-4 groups.

Compared with the prior art, the beneficial effects of the utility model reside in that:

the utility model discloses an electric core utmost point ear and PCB board are connected to the connection piece, play the effect that replaces the signal line, have both saved the material and can simplify the battery to the structure. Meanwhile, a sinking groove is designed between the connecting sheet and the lug, so that the connecting sheet has high elasticity and can play a role in buffering and damping.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is an overall structure diagram of a battery pack connecting sheet buffering and damping structure provided by the present invention;

FIG. 2 is a partial structural view of the battery pack connecting piece buffering and damping structure;

fig. 3 is a sectional view of the battery pack connecting piece buffering and shock-absorbing structure.

The reference numerals are explained below:

1. a battery cell bracket; 11. sinking the tank; 12. a fixed seat; 2. an electric core; 3. connecting sheets; 4. and (7) a PCB board.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention.

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In order to explain the technical solution of the present invention, the following description is made by using specific examples.

Examples

Referring to fig. 1 to 3, the present invention provides a battery connecting piece buffering and damping structure, including: an electricity core support 1 is equipped with electric core 2 on the electricity core support 1, is connected with a connection piece 3 on the one end utmost point ear of electric core 2, lies in on the electricity core support 1 and is equipped with a heavy groove 11 between the utmost point ear of connection piece 3 and electric core 2.

In this embodiment, the other end of the connecting piece 3 is connected to a PCB 4.

Furthermore, the connecting sheet 3 is fixedly connected with the PCB board 4 by welding.

In the present embodiment, the connecting piece 3 and the tab are fixed by welding.

Further, the PCB 4 is fixed to one side of the cell support 1 by screws.

In this embodiment, the two ends of the battery cell support 1 are provided with a plurality of fixing bases 12, and the fixing bases 12 are provided with mounting holes so as to be fixedly mounted on external equipment.

Further, the external device is a battery case.

In this embodiment, the battery cells 2 are arranged in a plurality of rows, and each two rows are a group.

Further, the battery cell support 1 is provided with 6-12 groups of battery cells 2, and correspondingly, the PCB 4 is provided with 3-4 groups.

The working principle is as follows:

connect 2 utmost point ears of electric core and PCB board 4 through connection piece 3, play the effect of replacing the signal line, both saved the material and can simplify the battery to the structure again. Meanwhile, a sunken groove 11 is designed between the connecting sheet 3 and the lug, so that the connecting sheet 3 has large elasticity, a buffering and damping effect can be achieved, the problem that when a battery is subjected to large vibration, particularly high-frequency (up to 200HZ) vibration experiments is solved, along with the vibration of the battery core and the PCB, an interaction force is generated on two sides (one side of the battery core and one side of the PCB) of the connecting sheet, the risk of failure of a welding point is generated, the welding firmness is reduced, and even the welding point is possibly broken.

While the present invention has been described with reference to several exemplary embodiments, it is understood that the terminology used is intended to be in the nature of words of description and illustration, rather than of limitation. As the present invention may be embodied in several forms without departing from the spirit or essential characteristics thereof, it should also be understood that the above-described embodiments are not limited by any of the details of the foregoing description, but rather should be construed broadly within its spirit and scope as defined in the appended claims, and therefore all changes and modifications that fall within the meets and bounds of the claims, or equivalences of such meets and bounds are therefore intended to be embraced by the appended claims.

Claims

1. The utility model provides a group battery connection piece buffering shock-absorbing structure, its characterized in that, includes an electric core support, be equipped with electric core on the electric core support, be connected with a connection piece on the one end utmost point ear of electric core, be located on the electric core support the connection piece with be equipped with a heavy groove between the utmost point ear of electric core.

2. The battery pack connecting piece buffering and damping structure as set forth in claim 1, wherein the other end of the connecting piece is connected with a PCB.

3. The battery pack connecting piece buffering and damping structure is characterized in that the connecting piece is fixedly connected with the PCB in a welding mode.

4. The battery pack connecting piece buffering and damping structure as claimed in claim 1, wherein the connecting piece and the tabs are also fixed by welding.

5. The battery pack connecting piece buffering and damping structure as claimed in claim 2, wherein the PCB board is fixed to one side of the cell support by a screw.

6. The battery pack connecting sheet buffering and damping structure of claim 1, wherein a plurality of fixing seats are arranged at two ends of the battery cell support, and mounting holes are formed in the fixing seats so as to be fixedly mounted on external equipment.

7. The battery pack connecting piece buffering and damping structure as claimed in claim 6, wherein the external device is a battery case.

8. The battery pack connecting piece buffering and damping structure as claimed in claim 1, wherein the battery cell is provided with a plurality of rows, and each two rows are in a group.

9. The battery pack connecting sheet buffering and shock-absorbing structure according to claim 2, wherein 6 to 12 battery cells are provided on the cell support, and correspondingly, 3 to 4 sets of PCB boards are provided.