CN219123391U

CN219123391U - Battery pack

Info

Publication number: CN219123391U
Application number: CN202223213179.8U
Authority: CN
Inventors: 杨兵
Original assignee: Shanxi Haoxin Electronic Technology Co ltd
Current assignee: Shanxi Haoxin Electronic Technology Co ltd
Priority date: 2022-12-01
Filing date: 2022-12-01
Publication date: 2023-06-02
Anticipated expiration: 2032-12-01

Abstract

The utility model provides a battery pack, which comprises a shell and a shell cover matched with the shell, wherein inserting grooves are formed in two opposite sides of the shell cover, a clamping block is arranged below the inserting grooves on one side of the shell cover facing the shell, and a clamping groove matched with the clamping block is formed in the inner wall of the shell. The utility model has the advantages of quick assembly and high production efficiency.

Description

Battery pack

Technical Field

The utility model relates to a battery pack.

Background

Along with the progress of society, portable electric tools such as electric cutters and electric wrenches are increasingly widely applied in our lives, and battery technologies as power sources thereof are also continuously developed, so that the development of portable electric tools presents the trends of miniaturization, light weight and cordless, and lithium batteries have better growth in the field of electric tools and are not disconnected to emit the lithium batteries which are suitable for the safety and consistency of market demands. The existing lithium battery pack comprises a shell body and a shell cover, wherein an inserting groove matched with the electric tool body in a sliding mode is formed in the shell cover, the shell cover is connected with the shell body through a screw, a worker needs to screw the screw with a screwdriver during assembly to achieve fastening connection of the shell cover and the shell body, and accordingly assembly efficiency of the worker is low.

Disclosure of Invention

Based on the above problems, the present utility model aims to provide a battery pack which is fast to assemble and has high production efficiency.

Aiming at the problems, the following technical scheme is provided: the battery pack comprises a shell and a shell cover matched with the shell, wherein inserting grooves are formed in two opposite sides of the shell cover, a clamping block is arranged below the inserting grooves on one side, facing the shell, of the shell cover, and a clamping groove matched with the clamping block is formed in the inner wall of the shell.

In the structure, the shell cover is matched and connected with the shell body in a clamping fit manner through the clamping block and the clamping groove, so that the shell cover can be conveniently installed, and the convenience in assembly is improved. The clamping block is arranged below the inserting groove, so that stability and firmness of the battery pack when the battery pack is connected with the electric tool main body can be improved, and reliability of the battery pack is improved.

The utility model is further arranged that a reinforcing rib connected with the shell cover is arranged on one side of the clamping block opposite to the clamping groove.

By adopting the structure, the strength of the clamping block can be improved, so that the structural strength of the clamping block and the clamping groove in cooperation is improved.

The utility model is further provided with four clamping blocks which are respectively positioned at two ends of the bottom of the splicing groove at two sides of the bottom cover.

By adopting the structure, the connection strength between the shell cover and the shell can be further improved, so that the overall strength of the utility model is improved, and the firmness of the utility model is improved.

The utility model is further characterized in that a containing cavity is formed in the shell, a fixed column is arranged in the containing cavity, and an abutting column corresponding to the fixed column is arranged on one side of the shell cover facing the shell.

In the structure, the limiting holes matched with the fixing columns are formed in the circuit board, the battery and the circuit board are placed in the accommodating cavity, so that the circuit board and the fixing columns are matched for limiting, after the shell cover is buckled on the shell, the abutting columns abut against the circuit board, the circuit board is further limited, shaking of the circuit board is prevented, and therefore stability of the battery and the circuit board is improved, and reliability of the circuit board is improved.

The utility model further provides that the fixing column and the abutting column are hollow.

By adopting the structure, the space with micro deformation can be influenced by environmental factors on the fixed column and the abutting column, so that the reliability of the utility model is improved.

The utility model is further arranged that the outer circumferential wall of the fixed column is provided with a reinforcing column connected with the shell, and the distance from the top surface of the reinforcing column to the bottom of the shell is lower than the distance from the top surface of the fixed column to the bottom of the shell.

By adopting the structure, the matching strength between the circuit board and the fixed column can be further improved, so that the reinforcing column can also play a role in supporting the circuit board, the stability of the circuit board is improved, and the reliability of the circuit board is improved.

The utility model further provides that the fixing columns and the abutting columns are respectively provided with two groups at intervals.

By adopting the structure, the stability of the installation of the circuit board can be further improved, and the reliability of the utility model is improved.

The utility model is further arranged that a through hole is formed between the two groups of fixed columns at the bottom of the shell.

By adopting the structure, the display connected with the circuit board can be matched with the through hole for displaying the electric quantity, so that the convenience of a user in use is improved.

The utility model is further characterized in that a guide groove is formed in the top of the inner wall of the shell above the clamping groove, and the guide groove is arranged in a downward inclined mode towards the center of the shell.

By adopting the structure, the clamping blocks can be conveniently clamped into the clamping grooves, so that the installation of the shell cover can be conveniently carried out, and the convenience of the assembly of the utility model is improved.

The utility model is further arranged that the port of the shell body opposite to the accommodating cavity is provided with an accommodating groove matched with the outer edge of the shell cover.

In the structure, the structure strength between the shell cover and the shell can be improved by arranging the accommodating groove, and the whole volume of the utility model can be correspondingly reduced, so that the shell cover is convenient for a user to use.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is a schematic view of the present utility model in a cross-sectional structure along the length direction.

Fig. 3 is a schematic diagram of a split structure of the present utility model.

Fig. 4 is a schematic view of a cross-sectional structure in the width direction of the present utility model.

The meaning of the reference numerals in the figures: 1-a housing; 2-a shell cover; 21-a plug-in groove; 22-clamping blocks; 11-a clamping groove; 221-reinforcing ribs; 12-a receiving cavity; 13-fixing the column; 23-abutting the column; 131-reinforcing columns; 14-a through hole; 15-a guide groove; 16-accommodating groove.

Detailed Description

The following describes in further detail the embodiments of the present utility model with reference to the drawings and examples. The following examples are illustrative of the utility model and are not intended to limit the scope of the utility model.

It should be noted that all directional indications (such as up, down, left, right, front, back, top, bottom … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indication is changed accordingly.

The battery pack shown in fig. 1 to 4 comprises a shell 1 and a shell cover 2 matched with the shell 1, wherein inserting grooves 21 are formed in two opposite sides of the shell cover 2, clamping blocks 22 are arranged below the inserting grooves 21 on one side, facing the shell 1, of the shell cover 2, and clamping grooves 11 matched with the clamping blocks 22 are formed in the inner wall of the shell 1.

In the structure, the shell cover 2 is matched with the clamping groove 11 through the clamping block 22 to realize the clamping matching connection with the shell 1, so that the shell cover 2 can be conveniently installed, and the convenience of assembly of the utility model is improved. The stability and the firmness of the battery pack when connected with the electric tool main body can be improved by arranging the clamping block 22 below the inserting groove 21, so that the reliability of the utility model is improved.

In this embodiment, a reinforcing rib 221 connected to the housing cover 2 is disposed on a side of the clamping block 22 opposite to the clamping groove 11.

By adopting the structure, the strength of the clamping block 22 can be improved, so that the structural strength of the clamping block 22 and the clamping groove 11 in cooperation is improved.

In this embodiment, four clamping blocks 22 are provided and are respectively located at two ends of the bottom of the plugging grooves 21 at two sides of the bottom cover.

By adopting the structure, the connection strength between the shell cover 2 and the shell 1 can be further improved, so that the overall strength of the utility model is improved, and the firmness of the utility model is improved.

In this embodiment, the housing 1 is provided with a receiving cavity 12, a fixing column 13 is disposed in the receiving cavity 12, and an abutment column 23 corresponding to the fixing column 13 is disposed on a side of the housing cover 2 facing the housing 1.

In the structure, the circuit board is provided with the limiting hole matched with the fixing column 13, the battery and the circuit board are placed in the accommodating cavity 12, so that the circuit board is matched with the fixing column 13 for limiting, the abutting column 23 abuts against the circuit board after the shell cover 2 is buckled on the shell 1, the circuit board is further limited, shaking is prevented, the stability of the battery and the circuit board is improved, and the reliability of the battery and the circuit board is improved.

In this embodiment, the fixing post 13 and the abutment post 23 are hollow.

With the above structure, the space with micro deformation can be affected by environmental factors on the fixing column 13 and the abutting column 23, thereby improving the reliability of the utility model.

In this embodiment, the outer circumferential wall of the fixing post 13 is provided with a reinforcing post 131 connected to the housing 1, and the distance from the top surface of the reinforcing post 131 to the bottom of the housing 1 is lower than the distance from the top surface of the fixing post 13 to the bottom of the housing 1.

By adopting the structure, the matching strength between the circuit board and the fixed column 13 can be further improved, so that the reinforcing column 131 can also play a role in supporting the circuit board, the stability of the circuit board is improved, and the reliability of the circuit board is improved.

In this embodiment, two groups of fixing posts 13 and two groups of abutting posts 23 are disposed at intervals.

In this embodiment, a through hole 14 is formed between the two groups of fixing posts 13 at the bottom of the housing 1.

By adopting the structure, the display connected with the circuit board can be matched with the through hole 14 for displaying the electric quantity, thereby improving the convenience of a user during use.

In this embodiment, a guide groove 15 is formed on the top of the inner wall of the housing 1 above the engaging groove 11, and the guide groove 15 is disposed obliquely downward toward the center of the housing 1.

With the adoption of the structure, the clamping blocks 22 can be conveniently clamped into the clamping grooves 11, so that the installation of the shell cover 2 can be conveniently carried out, and the convenience in assembly of the utility model is improved.

In this embodiment, the housing 1 is provided with a receiving groove 16 adapted to the outer edge of the housing cover 2 at a port opposite to the receiving cavity 12.

In the above structure, the structure strength between the cover 2 and the shell 1 can be improved by arranging the accommodating groove 16, and the whole volume of the utility model can be correspondingly reduced, so that the utility model is convenient for a user to use.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present utility model, and these modifications and variations should also be regarded as the scope of the utility model.

Claims

1. The utility model provides a battery package, includes the casing and with the cap of casing looks adaptation, the both sides that are relative on the cap all are equipped with grafting groove, its characterized in that: the shell cover is equipped with the fixture block towards one side of casing and is located the jack groove below, set up on the shells inner wall with fixture block matched with block groove.

2. A battery pack according to claim 1, wherein: one side of the clamping block, which is opposite to the clamping groove, is provided with a reinforcing rib connected with the shell cover.

3. A battery pack according to claim 1, wherein: the clamping blocks are four and are respectively positioned at two ends of the bottoms of the splicing grooves at two sides of the bottom cover.

4. A battery pack according to claim 1, wherein: the shell is internally provided with a containing cavity, a fixed column is arranged in the containing cavity, and one side of the shell cover, facing the shell, is provided with an abutting column corresponding to the fixed column.

5. A battery pack according to claim 4, wherein: the fixed column and the abutting column are hollow.

6. A battery pack according to claim 5, wherein: the outer circumferential wall of the fixed column is provided with a reinforcing column connected with the shell, and the distance from the top surface of the reinforcing column to the bottom of the shell is lower than the distance from the top surface of the fixed column to the bottom of the shell.

7. A battery pack according to claim 4, wherein: the fixed column and the abutting column are respectively provided with two groups at intervals.

8. A battery pack as claimed in claim 7, wherein: and a through hole is formed between the two groups of fixed columns at the bottom of the shell.

9. A battery pack according to claim 4, wherein: the top of the inner wall of the shell is positioned above the clamping groove, and a guide groove is formed in the position, facing the center of the shell, of the guide groove in a downward inclined mode.

10. A battery pack as claimed in claim 9, wherein: and a containing groove matched with the outer edge of the shell cover is formed in the port of the shell body, which is opposite to the containing cavity.