CN217641697U

CN217641697U - Battery module sampling system connection structure and battery module sampling system thereof

Info

Publication number: CN217641697U
Application number: CN202123266823.3U
Authority: CN
Inventors: 曹辉; 胡云锋; 曹楷; 侯敏
Original assignee: Shanghai Ruipu Energy Co Ltd
Current assignee: Shanghai Ruipu Energy Co Ltd
Priority date: 2021-12-23
Filing date: 2021-12-23
Publication date: 2022-10-21
Anticipated expiration: 2031-12-23

Abstract

The utility model provides a battery module sampling system connection structure and battery module sampling system thereof relating to battery module sampling system technical field, including pencil division board, sampling connection piece, inflation buckle and aluminium row, the aluminium row is connected on the pencil division board, and the sampling connection piece passes through the inflation buckle and connects on the aluminium row. The utility model has reasonable structure, simple maintenance and free disassembly; the installation is simple, only screws need to be screwed, so that the installation is flexible, the threshold is low, manual installation can be realized, and automatic mechanical installation can also be realized; the installation process is smokeless and dustless, and energy conservation and emission reduction are realized; the parts are easy to process and can realize mass production with standard size.

Description

Battery module sampling system connection structure and battery module sampling system thereof

Technical Field

The utility model relates to a battery module sampling system technical field specifically relates to battery module sampling system connection structure and battery module sampling system thereof.

Background

The existing FPC acquisition scheme of the battery module mostly adopts laser welding, and a nickel sheet and an aluminum bar are welded together through laser. If FPC takes place the short circuit, FPC leads to needing to rework owing to arrange the welding with the aluminium and polishes, has the difficult problem of maintenance replacement. The module that cannot be repaired will be scrapped, resulting in economic loss. And the laser welding equipment needs the professional to debug the welding parameters, and the laser welding process can produce high temperature to produce gas, in inclosed mill, need lay exhaust apparatus, increase professional debugging man-hour and equipment input.

Found through prior art patent document retrieval, chinese utility model patent publication number CN212876189U discloses a module flexible circuit board sampling connection structure, belongs to battery package technical field, avoids the pencil board vibration to pass through the reinforcing plate and transmits to the welding point of gathering piece and flexible circuit board to the welding point of protection gathering piece and flexible circuit board does not lead to breaking away from with the flexible circuit board base member because of the vibration transmission between reinforcing plate and the pencil board. The wire harness board is used for accommodating the flexible circuit board and the connecting row and the collecting sheet is used for connecting the flexible circuit board and the connecting row. One end of the acquisition sheet connected with the flexible circuit board is provided with a temperature sensor. The back of the flexible circuit board relative to the temperature sensor is provided with a reinforcing plate. The wire harness plate is provided with a movable groove at the position matched with the reinforcing plate, so that the reinforcing plate is contained in the movable groove and suspended. And the utility model provides a battery module sampling system connection structure solves the difficult problem of maintenance replacement. Therefore, the method disclosed in the document and the present invention belong to different inventive concepts.

SUMMERY OF THE UTILITY MODEL

To the defect among the prior art, the utility model aims at providing a battery module sampling system connection structure and battery module sampling system thereof.

According to the utility model provides a pair of battery module sampling system connection structure, including pencil division board, sampling connection piece, inflation buckle and aluminium row, the aluminium row is connected on the pencil division board, and the sampling connection piece passes through the inflation buckle and connects on the aluminium row.

In some embodiments, the aluminum row is provided with an aluminum row rotation prevention part.

In some embodiments, the aluminum row is provided with the rotation preventing part in a form of a square groove formed by a round hole.

In some embodiments, the expansion buckle includes an expansion nut and a screw, the expansion nut being attached to the mating screw.

In some embodiments, the screw is connected to the aluminum row anti-rotation portion.

In some embodiments, the expansion nut comprises a top cover, an expansion portion and an expansion nut rotation prevention portion, the expansion portion is connected to the bottom of the top cover, the expansion nut rotation prevention portion is connected to the joint of the top cover and the expansion portion, and the expansion nut rotation prevention portion is matched with the aluminum bar rotation prevention portion.

In some embodiments, the expansion part is formed by cutting square grooves around the thin-walled cylinder of the expansion nut at intervals of fixed angles of 90 degrees.

In some embodiments, the expansion nut is a hollow structure.

In some embodiments, the screw surface is provided with threads and the bottom of the screw is connected to a conical structure.

The utility model also provides a battery module sampling system, including battery module sampling system connection structure.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model has reasonable structure, simple maintenance and free disassembly; the installation is simple, only screws need to be screwed, so that the installation is flexible, the threshold is low, manual installation can be realized, and automatic mechanical installation can also be realized; the installation process is smokeless and dustless, and energy conservation and emission reduction are realized; the used parts are easy to process, and can realize mass production with standard sizes.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an exploded view of the present invention;

FIG. 3 is a partial enlarged view of the present invention;

fig. 4 is a schematic structural view of the screw of the present invention;

fig. 5 is a schematic structural view of the expansion nut of the present invention;

fig. 6 is a schematic structural view of the rotation preventing part of the aluminum row of the present invention;

FIG. 7 is an enlarged view of a portion of FIG. 3;

fig. 8 is a cross-sectional view of D-D in fig. 7.

The reference numbers in the figures:

the wire harness isolation plate comprises a wire harness isolation plate 1, a sampling connecting piece 2, an expansion buckle 3, a screw 31, a conical structure 311, an expansion nut 32, a top cover 320, an expansion part 321, an expansion nut rotation preventing part 322, an aluminum row 4 and an aluminum row rotation preventing part 41.

Detailed Description

The present invention will be described in detail with reference to the following embodiments. The following examples will assist those skilled in the art in further understanding the present invention, but are not intended to limit the invention in any way. It should be noted that various changes and modifications can be made by one of ordinary skill in the art without departing from the spirit of the invention. These all belong to the protection scope of the present invention.

Example 1

The utility model provides a pair of battery module sampling system connection structure, including pencil division board 1, sampling connection piece 2, expansion buckle 3 and aluminium row 4, aluminium row 4 is connected on pencil division board 1, and a plurality of expansion buckle 3 evenly distributed is on aluminium row 4, and sampling connection piece 2 is connected through expansion buckle 3 and is equipped with aluminium row on aluminium row 4 and prevent changeing portion 41, and aluminium row is prevented changeing portion 41 and is connected expansion buckle 3. The aluminum row 4 forms an aluminum row rotation prevention part 41 in a form of a square groove formed in a round hole, and the aluminum row rotation prevention part 41 is matched with an expansion nut rotation prevention part 322 on the expansion nut 32, so that the purpose of rotation prevention during installation is achieved.

The expansion buckle 3 comprises an expansion nut 32 and a screw 31, the expansion nut 32 being connected to the matching screw 31. The expansion nut 32 is a hollow structure. The expansion nut 32 includes a top cap 320, an expansion portion 321, and an expansion nut rotation preventing portion 322. The bottom of the top cover 320 is connected with an expansion part 321, and an expansion nut rotation preventing part 322 is connected with the joint of the top cover 320 and the expansion part 321. The expansion part 321 is provided with a groove. The surface of the screw 31 is provided with a thread 312, and the bottom of the screw 31 is connected with a conical structure 311. Preferably, the screw 31 is a cross screw. The periphery of the thin-walled cylinder of the expansion nut 32 is provided with square grooves with a fixed angle of 90 degrees at intervals to form an expansion part 321, and the screw 31 is matched with the thread of the expansion nut 32 to move upwards so as to jack up the expansion part 321 of the expansion nut 32.

Example 2

The embodiment 2 is completed on the basis of the embodiment 1, and mainly changes the type of the screw according to the actual situation, specifically:

the screw 31 is a socket head cap screw, and the expansion nut 32 is rotatably connected to the screw 31. The screw 31 and the expansion nut 32 are respectively pressed on the sampling connecting sheet 2 and the aluminum row 4 through torque, so that the fastening purpose is achieved.

The specific use steps are as follows:

s1, connecting an aluminum bar to a wire harness isolation plate 1, and placing a sampling connecting sheet 2 on the aluminum bar;

s2, placing the expansion buckle 3 on the aluminum row, penetrating the expansion buckle through the sampling connecting sheet 2, and screwing the expansion nut 32.

Example 3

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

The foregoing description of the specific embodiments of the invention has been presented. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes or modifications may be made by those skilled in the art within the scope of the appended claims without departing from the spirit of the invention. The embodiments and features of the embodiments of the present application may be combined with each other arbitrarily without conflict.

Claims

1. The connection structure of the battery module sampling system is characterized by comprising a wiring harness isolation plate (1), a sampling connection sheet (2), an expansion buckle (3) and an aluminum bar (4), wherein the aluminum bar (4) is connected to the wiring harness isolation plate (1), and the sampling connection sheet (2) is connected to the aluminum bar (4) through the expansion buckle (3);

be equipped with the aluminium on aluminium row (4) and arrange and prevent commentaries on classics portion (41), be equipped with the inflation nut on inflation buckle (3) and prevent commentaries on classics portion (322), the aluminium is arranged and is prevented commentaries on classics portion (41) with the inflation nut prevents commentaries on classics portion (322) and cooperatees.

2. The battery module sampling system connection structure according to claim 1, wherein the aluminum row (4) constitutes the aluminum row rotation preventing part (41) in the form of a circular hole-opened square groove.

3. The battery module sampling system connection structure according to claim 1, wherein the expansion buckle (3) comprises an expansion nut (32) and a screw (31), and the expansion nut (32) is connected to the matching screw (31).

4. The battery module sampling system connection structure of claim 3, wherein the screw (31) is connected to the aluminum row rotation preventing part (41).

5. The battery module sampling system connection structure of claim 3, wherein the expansion nut (32) comprises a top cover (320), an expansion part (321) and an expansion nut rotation prevention part (322), the expansion part (321) is connected to the bottom of the top cover (320), the expansion nut rotation prevention part (322) is connected to the connection part of the top cover (320) and the expansion part (321), and the expansion nut rotation prevention part (322) is matched with the aluminum busbar rotation prevention part (41).

6. The battery module sampling system connection structure of claim 5, wherein the expansion part (321) is formed by square grooves with fixed angles of 90 degrees around the thin-walled cylinder of the expansion nut (32).

7. The battery module sampling system connection structure of claim 3, wherein the expansion nut (32) is a hollow structure.

8. The battery module sampling system connection structure of claim 3, wherein the surface of the screw (31) is provided with a thread (312), and the bottom of the screw (31) is connected with a conical structure (311).

9. A battery module sampling system comprising the battery module sampling system connection structure of any one of claims 1 to 8.