CN220710559U

CN220710559U - Cell connection structure for short-cutter battery pack

Info

Publication number: CN220710559U
Application number: CN202322339119.9U
Authority: CN
Inventors: 沈鉴强
Original assignee: Changzhou Xiechuang Zhilian Electronics Co ltd
Current assignee: Changzhou Xiechuang Zhilian Electronics Co ltd
Priority date: 2023-08-30
Filing date: 2023-08-30
Publication date: 2024-04-02
Anticipated expiration: 2033-08-30

Abstract

The utility model discloses a battery cell connection structure for a short-cut battery pack, and relates to the technical field of short-cut battery pack battery cell connection. The utility model comprises an inner connecting piece, an outer connecting piece, inserting plates and connecting frames, wherein both sides of the inner part of the outer connecting piece are connected with the inner connecting piece in a sliding way, a group of inserting plates are fixed at the bottom of each inner connecting piece, the two connecting frames are respectively matched with a group of inserting plates on the two inner connecting pieces for use, one group of inserting plates is connected with the corresponding connecting frame in a clamping way, and adhesive is fixed on the bottom surface of the connecting frame. The utility model is provided with the internal connecting piece, the external connecting piece, the plugboard and the connecting frame, adopts the mode of firstly plugging and then clamping connection, is convenient for disassembling the whole of the internal connecting piece and the external connecting piece, is convenient for replacing damaged blade cells, and can adjust the whole use length of the internal connecting piece and the external connecting piece according to the thickness of the two blade cells by sliding the two internal connecting pieces at the bottom of the internal connecting piece and the external connecting piece outwards towards two sides, thereby being applicable to the connection of the blade cells with various thicknesses.

Description

Cell connection structure for short-cutter battery pack

Technical Field

The utility model belongs to the technical field of short-cutter battery pack cell connection, and particularly relates to a cell connection structure for a short-cutter battery pack.

Background

The battery pack of the short-knife battery pack is internally composed of battery cells, the battery cells are not directly placed in the battery pack at present, but are fixed by special glue to be connected with the battery cells or welded to be connected with the battery cells, and the battery cells can be firmly connected with each other, but are difficult to disassemble at later stages, so that the battery cells are inconvenient to maintain at later stages. Therefore, the existing cell connection structure for the short-cut battery pack cannot meet the requirements in practical use, so that an improved technology is urgently needed in the market to solve the above problems.

Disclosure of Invention

The utility model aims to provide a battery core connecting structure for a short-cut battery pack, which solves the problems that the battery core is difficult to disassemble in the later stage and is inconvenient to maintain in the later stage in the existing battery core connecting mode although the battery core can be firmly connected through the arrangement of an inner connecting sheet, an outer connecting sheet, an inserting sheet and a connecting frame.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the utility model relates to a cell connection structure for a short-cut battery pack, which comprises an inner connection piece, an outer connection piece, plugboards and connection frames, wherein the inner connection piece is connected to two sides of the inner part of the outer connection piece in a sliding manner, a group of plugboards are fixed to the bottom of each inner connection piece, the two connection frames are respectively matched with one group of plugboards on the two inner connection pieces for use, the two inner connection pieces are arranged in a mirror image manner, T-shaped connection rods are fixed to two side faces of the inner end of each inner connection piece, movable grooves are formed in two side faces of the outer connection piece, the plugboards are connected with the corresponding connection frames in a clamping manner, and viscose is fixed to the bottom face of each connection frame.

Further, the T-shaped connecting rods positioned at the two sides respectively transversely penetrate through the movable grooves positioned at the two sides one by one, and the T-shaped connecting rods move in the areas of the corresponding movable grooves.

Further, a group of plugboards are in rectangular distribution, clamping blocks are fixed at the bottom side positions of the outer side faces of each plugboard, clamping grooves are formed in the four outer side faces of the connecting frame, and the sizes of the clamping blocks are matched with those of the clamping grooves.

Further, the same slots are formed in the middle positions of the four sides of the top surface of the connecting frame, and the size of each slot is matched with that of each inserting plate.

Further, the adhesive is of a frame structure and is provided with base paper.

Further, the positive electrode posts of the two adjacent blade electric cores are connected through the electric core connecting structure to form a total positive electrode, and the negative electrode posts of the two adjacent blade electric cores are connected through the electric core connecting structure to form a total negative electrode.

Further, the top surface of blade electricity core is installed and is anodal post, and the negative pole post is installed to the bottom surface of blade electricity core.

The utility model has the following beneficial effects:

1. the electric core is provided with the inner connecting piece, the outer connecting piece, the plugboards and the connecting frame, and the two groups of plugboards are vertically downwards pressed into the corresponding connecting frames under the connecting frames, so that the inner connecting piece and the outer connecting piece are conveniently detached in a first plugging and then clamping connection mode, and damaged blade electric cores are conveniently replaced.

2. The connecting piece that sets up and outer sliding connection between the connecting piece, when using, through two interior connecting pieces to the outside inside and outside connecting piece bottom of both sides outside, can be according to the thickness of two blade electric cores, adjust interior connecting piece and the holistic length of use of outer connecting piece, the adjustability is stronger, is applicable to the blade electric core connection of multiple thickness and uses.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is an assembly view of a cell connection structure for a short-blade battery pack;

FIG. 2 is a schematic view of the overall structure of the inner connecting piece, the outer connecting piece and the insert plate;

FIG. 3 is a schematic view of a structure of a connection frame;

fig. 4 is a schematic structural diagram of adjacent two blade cells connected by a cell connection structure;

fig. 5 is a schematic structural view of a blade cell.

In the drawings, the list of components represented by the various numbers is as follows:

1. an inner connecting plate; 101. a T-shaped connecting rod; 2. an outer connecting piece; 201. a movable groove; 3. inserting plate; 301. a clamping block; 4. a connection frame; 401. a slot; 402. a clamping groove; 403. and (3) sticking glue; 5. a blade cell; 501. a positive electrode post; 502. and a negative electrode column.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

Referring to fig. 1 and fig. 3 to 5, the utility model discloses a cell connection structure for a short-cut battery pack, which comprises inner connection plates 1, outer connection plates 2, plugboards 3 and connection frames 4, wherein a group of plugboards 3 are fixed at the bottom of each inner connection plate 1, a group of plugboards 3 are distributed in a rectangular shape, identical slots 401 are formed in the middle positions of four sides of the top surface of the connection frame 4, the size of each slot 401 is matched with the size of each plugboard 3, two connection frames 4 are respectively matched with a group of plugboards 3 on the two inner connection plates 1 for use, a clamping block 301 is fixed at the bottom side of the outer side of each plugboard 3, clamping grooves 402 are formed in the four outer sides of the connection frame 4, the size of the clamping block 301 is matched with the size of each clamping groove 402, a group of plugboards 3 are connected with the corresponding connection frame 4 in a clamping manner, adhesive 403 is fixed on the bottom surface of the connection frame 4, and the adhesive 403 is in a frame structure;

the positive pole posts 501 of the two adjacent blade electric cores 5 are connected through an electric core connecting structure to form a total positive pole, the negative pole posts 502 of the two adjacent blade electric cores 5 are connected through an electric core connecting structure to form a total negative pole, the positive pole posts 501 are arranged on the top surfaces of the blade electric cores 5, and the negative pole posts 502 are arranged on the bottom surfaces of the blade electric cores 5.

The above arrangement is specific: when two adjacent blade electric cores 5 are connected, the two blade electric cores 5 are placed closely, so that positive pole columns 501 of the two blade electric cores 5 are located on the same side face, negative pole columns 502 of the two blade electric cores 5 are located on the same side face, then base paper of each connecting frame 4 is torn off, each connecting frame 4 penetrates through the positive pole columns 501 and the negative pole columns 502 of the blade electric cores 5 one by one, and adhesive 403 at the bottoms of the connecting frames 4 is adhered to the shell of the blade electric cores 5, and the connecting frames 4 are arranged on the outer ring of each positive pole column 501 and each negative pole column 502;

then, one inner connecting sheet 1 and one outer connecting sheet 2 are integrally arranged right above the positive pole 501 of the two blade electric cores 5, so that the two groups of plugboards 3 are opposite to the two connecting frames 4, the two groups of plugboards 3 are vertically pressed into the slots 401 of the corresponding connecting frames 4 right below, so that the clamping blocks 301 of each plugboard 3 penetrate out of the clamping grooves 402 of the corresponding slots 401 to form clamping connection, and the positive pole 501 of the two blade electric cores 5 can be connected by the inner connecting sheet 1, the outer connecting sheet 2, the plugboards 3 and the connecting frames 4;

then, according to the same method for connecting the positive electrode posts 501 of the two blade cells 5, the inner connecting piece 1, the outer connecting piece 2, the plugboard 3 and the connecting frame 4 are utilized to connect the negative electrode posts 502 of the two blade cells 5, and then the connection of the two adjacent blade cells 5 can be completed by utilizing a cell connection structure.

As shown in fig. 1 to 2, two inner connecting pieces 1 are arranged in a mirror image manner, two side faces of the inner end of each inner connecting piece 1 are respectively fixed with a T-shaped connecting rod 101, two side faces of each outer connecting piece 2 are respectively provided with a movable groove 201, the T-shaped connecting rods 101 positioned at two sides respectively transversely penetrate through the movable grooves 201 positioned at two sides one by one, the T-shaped connecting rods 101 move in the corresponding movable groove 201 areas, and two sides of the inner part of each outer connecting piece 2 are respectively connected with the inner connecting piece 1 in a sliding manner.

The above arrangement is specific: when the electric core is used, the two inner connecting pieces 1 at the bottom of the inner connecting piece 2 slide outwards towards two sides, so that the overall use length of the inner connecting pieces 1 and the outer connecting piece 2 can be expanded, and when the electric core is used, the overall use length of the inner connecting pieces 1 and the outer connecting piece 2 can be adjusted according to the thickness of the two blade electric cores 5.

The foregoing is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, and any modification, equivalent replacement, and improvement of some of the technical features described in the foregoing embodiments are all within the scope of the present utility model.

Claims

1. The utility model provides a short sword battery package is with electric core connection structure, includes interior connection piece (1), outer connection piece (2), picture peg (3) and connecting frame (4), its characterized in that: inside both sides of external connection piece (2) all sliding connection has interconnection piece (1), every interconnection piece (1)'s bottom all is fixed with a set of picture peg (3), two connection frame (4) match two respectively interconnection piece (1) on a set of picture peg (3) use, two interconnection piece (1) mirror image sets up, interconnection piece (1) inner both sides face all is fixed with T type connecting rod (101), movable groove (201) have all been seted up to external connection piece (2) both sides face, a set of picture peg (3) are connected with corresponding connection frame (4) block, the bottom surface of connection frame (4) is fixed with viscose (403).

2. The cell connection structure for a short-cut battery pack according to claim 1, wherein: the T-shaped connecting rods (101) positioned at two sides respectively transversely penetrate through the movable grooves (201) positioned at two sides one by one, and the T-shaped connecting rods (101) move in the areas of the corresponding movable grooves (201).

3. The cell connection structure for a short-cut battery pack according to claim 1, wherein: the group of plugboards (3) are distributed in a rectangular mode, clamping blocks (301) are fixed at the bottom side positions of the outer side faces of each plugboard (3), clamping grooves (402) are formed in the four outer side faces of the connecting frame (4), and the sizes of the clamping blocks (301) are matched with those of the clamping grooves (402).

4. The cell connection structure for a short-cut battery pack according to claim 3, wherein: the same slots (401) are formed in the middle positions of the four sides of the top surface of the connecting frame (4), and the sizes of the slots (401) are matched with those of the plugboard (3).

5. The cell connection structure for a short-cut battery pack according to claim 4, wherein: the adhesive (403) is of a frame structure, and the adhesive (403) is provided with base paper.

6. The cell connection structure for a short-cut battery pack according to claim 1, wherein: the positive pole posts (501) of the two adjacent blade electric cores (5) are connected through an electric core connecting structure to form a total positive pole, and the negative pole posts (502) of the two adjacent blade electric cores (5) are connected through the electric core connecting structure to form a total negative pole.

7. The cell connection structure for a short-cut battery pack according to claim 6, wherein: positive pole posts (501) are arranged on the top surface of the blade battery cell (5), and negative pole posts (502) are arranged on the bottom surface of the blade battery cell (5).