CN217719803U

CN217719803U - Cylindrical battery bracket and battery module

Info

Publication number: CN217719803U
Application number: CN202221571162.7U
Authority: CN
Inventors: 边建新; 边映枚; 王友伟
Original assignee: Guangdong Pow Tech New Power Co ltd
Current assignee: Guangdong Pow Tech New Power Co ltd
Priority date: 2022-06-22
Filing date: 2022-06-22
Publication date: 2022-11-01
Anticipated expiration: 2032-06-22

Abstract

The utility model discloses a cylinder battery holder and battery module for solve the assembly battery in-process, the crooked or clearance size difference of battery appears, leads to assembling obstructed technical problem. The utility model comprises a first bracket and a second bracket, wherein the first bracket comprises a plurality of accommodating grooves for accommodating cylindrical battery monomers; the second support includes with a plurality of draw-in grooves of holding tank position one-to-one, every adjacent two all be provided with the guide structure that is used for rectifying the battery monomer position between the draw-in groove. In the battery assembling process, the guide structure can correct the position of the battery from the side wall, the defect that the assembly is blocked due to the deflection and the distance difference of the battery is overcome, and the assembly is ensured to be carried out smoothly. Meanwhile, the battery is free from being manually centered, the assembly steps are simple, labor and time cost are saved, and therefore the production efficiency and the product quality are improved.

Description

Cylindrical battery bracket and battery module

Technical Field

The utility model relates to a battery technology field especially relates to a cylinder battery holder and battery module.

Background

The cylindrical battery is a battery with high capacity, long cycle life and wide temperature range of the use environment, so the cylindrical battery is widely applied to various industries such as energy storage, automobiles and the like. In practical use, a plurality of battery cells are often used in series or in parallel, which requires a battery bracket to fix and assemble the plurality of battery cells.

However, the cylindrical battery has dimension deviation inevitably in the production process, and when the battery monomer is assembled, the condition that the battery is skewed or the distance between the battery monomers is not uniform often occurs due to the tolerance of the bracket, so that the assembly is blocked, the production efficiency and the product quality are influenced, and the labor and the time cost are consumed.

Therefore, it is an important subject of research by those skilled in the art to find a cylindrical battery holder and a battery module capable of solving the above-mentioned technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a cylinder battery holder and battery module for solve the assembly battery in-process, the crooked or clearance size difference of battery appears, leads to assembling obstructed technical problem.

To achieve the purpose, the utility model adopts the following technical proposal:

a cylindrical battery holder comprising first and second oppositely disposed brackets, wherein:

the first support comprises a plurality of accommodating grooves for accommodating cylindrical battery monomers;

the second support includes with a plurality of draw-in grooves of holding tank position one-to-one, every adjacent two all be provided with the guide structure that is used for rectifying battery monomer position between the draw-in groove.

Optionally, a common groove edge is provided between two adjacent clamping grooves, the guiding structure is a U-shaped groove opened on the common groove edge, and two ends of the U-shaped groove respectively penetrate through the two adjacent clamping grooves.

Optionally, the positioning and connecting structure is used for fixedly connecting the first bracket and the second bracket; the positioning connection structure comprises a positioning column and a convex block matched with the positioning column;

an installation corner is formed between the edges of two adjacent common grooves;

the second bracket is respectively provided with the convex blocks at least part of the mounting corners, and correspondingly, the first bracket is provided with the positioning columns at the positions aligned with the convex blocks; or, positioning columns are respectively arranged at least part of the mounting corners of the second support, and correspondingly, the first support is provided with the bumps at positions aligned with the positioning columns;

when the first support and the second support are in alignment buckling, the protruding block is inserted into the positioning column.

Optionally, a first connecting structure is further included;

the first connecting structure comprises a fastening hole arranged on the outer wall of the first bracket and a clamping structure arranged on the outer wall of the second bracket, or comprises a clamping structure arranged on the outer wall of the first bracket and a fastening hole arranged on the outer wall of the second bracket;

the clamping structure is used for clamping the fastening hole so as to fixedly connect the first bracket and the second bracket.

Optionally, a plurality of pairs of fixing pieces which can be clamped and fixed with each other are correspondingly arranged on the inner sides of the outer walls of the first support and the second support; one fixing piece of each pair of fixing pieces is arranged on the inner side of the outer wall of the first support, and the other fixing piece of each pair of fixing pieces is arranged on the inner side of the outer wall of the second support; when the first support and the second support are in alignment buckling, the two fixing pieces are clamped and fixed with each other.

Optionally, the upper end face of the second support is provided with a battery post limiting table for abutting against the end part of the battery monomer.

The battery module comprises a battery unit and a battery bracket as well as a plurality of cylindrical battery monomers, wherein the lower ends of the battery monomers are arranged in a containing groove, and the upper ends of the battery monomers are arranged in a clamping groove.

According to the technical solution provided by the utility model, the embodiment of the utility model has the following advantage:

in the battery assembling process, a plurality of battery monomers are placed in the first support accommodating groove, when the second support is buckled with the first support, the clamping grooves correspond to the accommodating groove positions one by one, and the guiding structure arranged between every two adjacent clamping grooves can correct the inclined battery position from the side wall; secondly, every holding tank, draw-in groove, guide structure shape size are all the same, when rectifying the battery monomer position, can guarantee that the battery monomer clearance is unified.

Compared with the prior art, the utility model discloses when holding a plurality of battery monomers and satisfying the actual demand, set up the guide structure and can proofread and correct crooked battery monomer in real time in assembling process to rectify battery monomer position, overcome the crooked and interval difference of battery and lead to assembling obstructed defect, make the battery assembly go on smoothly. Meanwhile, the battery is manually centered and the assembling steps are simple, so that the labor and the time cost are saved, and the production efficiency and the product quality are improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a schematic diagram of a second bracket structure of a cylindrical battery bracket;

FIG. 2 is a schematic diagram of a guide structure for calibrating a cell;

FIG. 3 is a schematic structural view of a battery module including the cylindrical battery holder;

illustration of the drawings: first support 1, holding tank 11, second support 2, draw-in groove 21, guide structure 22, U-shaped groove top 221, location connection structure 3, first connection structure 4, stationary blade 5, spacing platform 6 of battery utmost point post, battery unit 7.

Detailed Description

The utility model discloses a cylinder battery holder and battery module for solve the assembled battery in-process, the crooked or clearance size of battery appears and distinguishes, leads to assembling obstructed technical problem.

In order to make the technical field better understand the solution of the present invention, the following detailed description is given with reference to the accompanying drawings and the detailed description. It is to be understood that the disclosed embodiments are merely exemplary of the invention, and are not intended to limit the invention to the precise embodiments disclosed. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example one

The utility model discloses a cylinder battery holder, including relative first support 1 and the second support 2 that sets up, wherein:

the first bracket 1 comprises a plurality of accommodating grooves 11 for accommodating cylindrical battery cells;

the second bracket 2 comprises a plurality of clamping grooves 21 corresponding to the positions of the accommodating grooves 11 in a one-to-one manner, and a guide structure 22 for correcting the position of a single battery is arranged between every two adjacent clamping grooves 21.

Furthermore, a common groove edge is formed between two adjacent clamping grooves 21, the guiding structure 22 is a U-shaped groove formed on the common groove edge, and two ends of the U-shaped groove are respectively communicated with the two adjacent clamping grooves 21.

Illustratively, the receiving grooves 11 and the card slots 21 are arranged in a rectangular array. The guiding structure is a U-shaped groove or other structures that can guide the cells to return, and is not limited herein.

It should be noted that, when the first bracket 1 and the second bracket 2 are fastened, the accommodating grooves 11 correspond to the clamping grooves 21 one by one, the top 221 of the U-shaped groove contacts with the edge of a skewed battery cell, and the groove part of the U-shaped groove does not contact with the upper end of the battery cell, so that the battery cell is pressed to be aligned under the action of external pressure and is vertically fixed between the accommodating grooves 11 and the clamping grooves 21. And each holding tank 11, each draw-in groove 21, every guide structure 22 shape size is the same, and the battery monomer is evenly arranged between holding tank 11 and draw-in groove 21, can guarantee that the battery monomer is apart from the distance unanimity.

Through the design, the defect that the assembly is blocked due to the deflection and the distance difference of the batteries is overcome, and the assembly of the batteries is smoothly carried out. Meanwhile, the battery is free from being manually righted, the assembling steps are simple, the battery is applicable to automatic production, labor and time costs are saved, and therefore the production efficiency and the product quality are improved.

Further, the cylindrical battery bracket also comprises a positioning connecting structure 3 for fixedly connecting the first bracket and the second bracket; the positioning connection structure 3 comprises a positioning column and a convex block matched with the positioning column; an installation corner is formed between the edges of the two adjacent common grooves; the second support is provided with the bumps at least part of the mounting corners, and the first support is provided with the positioning columns at positions aligned with the bumps correspondingly; or, the second support is respectively provided with positioning columns at least part of the mounting corners, and correspondingly, the first support is provided with the bumps at positions aligned with the positioning columns; when the first support and the second support are in alignment buckling, the protruding block is inserted into the positioning column.

The design is firstly to further fixedly connect the first bracket 1 and the second bracket 2, so that the battery bracket is more stable in the use process, and the battery bracket is prevented from being separated or displaced; secondly, the positioning columns are designed to correspond to the positions of the bumps to guide the limited accommodating grooves 11 to correspond to the clamping grooves 22 one by one, so that the guide structures 22 can be ensured to contact all the skewed batteries and correct the positions of the skewed batteries. Not only improves the product quality, but also is convenient for assembly and improves the production efficiency.

Further, the cylindrical battery holder further includes a first connection structure 4; the first connecting structure 4 comprises a fastening hole arranged on the outer wall of the first bracket 1 and a clamping structure arranged on the outer wall of the second bracket 2, or comprises a clamping structure arranged on the outer wall of the first bracket 1 and a fastening hole arranged on the outer wall of the second bracket 2. It should be noted that the clamping structure is used for clamping the fastening hole to fixedly connect the first bracket 1 and the second bracket 2, so as to improve the stability of the cylindrical battery bracket.

Furthermore, a plurality of pairs of fixing pieces 5 which can be clamped and fixed with each other are correspondingly arranged on the inner sides of the outer walls of the first bracket 1 and the second bracket 2; one fixing piece 5 of each pair of fixing pieces 5 is arranged on the inner side of the outer wall of the first bracket 1, and the other fixing piece 5 is arranged on the inner side of the outer wall of the second bracket 2; when the first support with the second support counterpoint buckle is closed, two the stationary blade 5 is fixed in the mutual joint of joint.

It should be noted that the fixing sheet 5 not only further fixes the first support 1 and the second support 2 to avoid the separation in the use process, but also the fixing sheet 5 is sequentially distributed on the inner sides of the outer walls of the first support 1 and the second support 2 to limit the positions of the peripheral battery monomers and fix the battery unit, thereby preventing the battery from being skewed or deviated again in the use process.

Further, the up end of second support 2 is provided with spacing platform 6 of battery utmost point post for contradict the free tip of battery prevents that the battery from shaking in the use, ensures the stability and the security of battery support in the use.

Example two

The utility model provides a battery module, includes battery unit 7, still includes as above any one the cylinder battery support, battery unit 7 includes a plurality of cylinder battery monomer, the free lower extreme of battery is installed in holding tank 11, the free upper end of battery is installed in draw-in groove 21.

In the above scheme, the battery unit is arranged between the first bracket 1 and the second bracket 2, and the first bracket 1 and the second bracket 2 are fixedly connected by adopting the above connection mode.

It should be noted that the above embodiments are only preferred embodiments of the present invention and the applied technical principles, and not limitations thereof. For those skilled in the art, various obvious changes, rearrangements and substitutions can be made to the technical solutions described in the foregoing embodiments without departing from the scope of the invention according to the ideas of the embodiments of the invention. Accordingly, the description is not to be construed as limiting the invention.

Claims

1. A cylindrical battery holder, characterized by comprising a first holder (1) and a second holder (2) arranged opposite to each other, wherein:

the first support (1) comprises a plurality of accommodating grooves (11) for accommodating cylindrical battery cells;

the second support (2) comprises a plurality of clamping grooves (21) corresponding to the positions of the accommodating grooves (11) one by one, and a guide structure (22) used for correcting the position of a battery monomer is arranged between every two adjacent clamping grooves (21).

2. The cylindrical battery holder as claimed in claim 1, wherein a common slot edge is formed between two adjacent slots (21), the guiding structure (22) is a U-shaped slot opened on the common slot edge, and two ends of the U-shaped slot respectively penetrate through the two adjacent slots (21).

3. The cylindrical battery holder according to claim 2, further comprising a positioning connection structure (3) for fixedly connecting the first holder (1) and the second holder (2); the positioning connection structure (3) comprises a positioning column and a convex block matched with the positioning column;

an installation corner is formed between the edges of the two adjacent common grooves;

the second bracket (2) is provided with the bumps at least part of the mounting corners respectively, and correspondingly, the first bracket (1) is provided with the positioning columns at positions aligned with the bumps; or, the second support (2) is provided with the positioning columns at least partially at the mounting corners, and correspondingly, the first support (1) is provided with the bumps at positions aligned with the positioning columns;

when the first support (1) and the second support (2) are buckled in an opposite mode, the protruding block is inserted into the positioning column.

4. The cylindrical battery holder according to claim 1, further comprising a first connecting structure (4);

the first connecting structure (4) comprises a fastening hole arranged on the outer wall of the first bracket (1) and a clamping structure arranged on the outer wall of the second bracket (2), or comprises a clamping structure arranged on the outer wall of the first bracket (1) and a fastening hole arranged on the outer wall of the second bracket (2);

the clamping structure is used for clamping the fastening hole so as to fixedly connect the first bracket (1) and the second bracket (2).

5. The cylindrical battery bracket as claimed in claim 1, wherein a plurality of fixing pieces (5) which can be mutually clamped and fixed are correspondingly arranged on the inner sides of the outer walls of the first bracket (1) and the second bracket (2); one fixing piece (5) of each pair of fixing pieces (5) is arranged on the inner side of the outer wall of the first bracket (1), and the other fixing piece (5) is arranged on the inner side of the outer wall of the second bracket (2); when the first support (1) and the second support (2) are buckled in a contraposition mode, the fixing pieces (5) are clamped and fixed with each other.

6. The cylindrical battery holder according to claim 1, wherein the upper end face of the second holder (2) is provided with a battery post limiting table (6) for abutting against the end of the battery cell.

7. A battery module comprising a battery unit (7), and further comprising the cylindrical battery holder according to any one of claims 1 to 6, wherein the battery unit (7) comprises a plurality of cylindrical battery cells, the lower ends of the battery cells are mounted in the accommodating groove (11), and the upper ends of the battery cells are mounted in the clamping grooves (21).