CN210576197U

CN210576197U - Battery pack with leakage protection structure

Info

Publication number: CN210576197U
Application number: CN201921954060.1U
Authority: CN
Inventors: 李超; 张鑫宇; 方量; 仇飞
Original assignee: Nanjing Xiaozhuang University
Current assignee: Nanjing Xiaozhuang University
Priority date: 2019-11-13
Filing date: 2019-11-13
Publication date: 2020-05-19
Anticipated expiration: 2029-11-13

Abstract

The utility model discloses a battery pack with leakage protection structure, which comprises an outer shell, wherein a cushion pad is fixedly bonded on the inner side wall of the outer shell, a battery block is detachably mounted in the outer shell, an upper protection plate is slidably mounted on a slide rail fixedly mounted on the inner side wall of the outer shell, an electric wire is mounted on the back surface of the battery block, an electric wire clamp is fixedly mounted on the outer wall of the back surface of the outer shell, a wire joint is fixedly mounted at the bottom end of the electric wire, a rubber sleeve is fixedly mounted on the outer part of the electric wire, a leakage-proof sleeve is movably mounted on the outer side of the electric wire below the rubber sleeve through a spring, and one end of the spring is fixedly connected with a mounting cavity formed in; the utility model discloses an install insulating spacer between the group battery to when the battery uses, can effectively avoid taking place some electric leakage circumstances between the independent battery, to producing earth leakage protection effect effectively between each independent group battery.

Description

Battery pack with leakage protection structure

Technical Field

The utility model belongs to the group battery field specifically is a group battery with earth-leakage protection structure.

Background

The battery pack is divided into a series battery pack and a parallel battery pack, the voltage of each battery is required to be the same by the parallel battery pack, the output voltage is equal to the voltage of one battery, the parallel battery pack can provide stronger current, and the series battery pack does not have excessive requirements.

Contrast the utility model patent (CN 201720626923.7) a group battery with protection subassembly, thereby make the group battery can hold the electrolyte that produces after the overdischarge through install battery protection bottom on the group battery, prevent to take place electrolyte and leak, through installing battery protection top cap on the positive negative pole of group battery, thereby solve the problem that bumps and lead to the short circuit between the group battery, the effectual security performance that improves the group battery, nevertheless this group battery prevents to take place the electric leakage phenomenon that electrolyte leakage caused when having prevented the collision, and not mention and be provided with any earth leakage protection structure in joint department, if the easy electric leakage condition that takes place when using this group battery to connect the electricity still can bring many potential safety hazards, need carry out certain improvement.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a group battery with earth-leakage protection structure to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a group battery with earth leakage protection structure, includes the shell, the bonding is fixed with the blotter on the inside wall of shell, the inside demountable installation of shell has the battery piece, slidable mounting has the backplate on fixed mounting's the slide rail on the inside wall of shell, the back mounted of battery piece has the electric wire, fixed mounting has the electric wire clamp on the back outer wall of shell, the bottom fixed mounting of electric wire has the wire connector, the outside fixed mounting of electric wire has the rubber sleeve, the outside of the position of rubber sleeve below electric wire has anticreep cover through spring movable mounting, spring one end with the installation cavity fixed connection that the anticreep was seted up inside the cover, electric wire and wire connector all with battery piece electric connection.

As a further aspect of the present invention: and a lifting lug is fixedly arranged at the top of the shell.

As a further aspect of the present invention: four battery blocks are installed, and all install insulating shock insulator between the adjacent battery block.

As a further aspect of the present invention: and a charging head is fixedly arranged at the top of the battery block.

As a further aspect of the present invention: and a handle is fixedly arranged on the upper protection plate.

As a further aspect of the present invention: one end of the wire penetrates through and extends to the outside of the shell, and the wire is clamped in the wire clamp.

As a further aspect of the present invention: the wire joint is positioned on the inner side of the anti-creeping sleeve.

Compared with the prior art, the insulating spacer is arranged between the battery packs, so that when the batteries are used, the electric leakage condition between the independent batteries can be effectively avoided, and the electric leakage protection effect between the independent battery packs is effectively realized;

the utility model discloses an anticreep cover is installed in wire joint department outside, and pass through spring coupling between anticreep cover and the rubber sleeve, when connecting the joint with external electrical apparatus, can directly remove the anticreep cover and make the joint spill and be connected with electrical apparatus, loosen the anticreep cover after connecting and can automatically cup joint the anticreep cover outside the interface through the reply effect of spring, produced effectual earth leakage protection to the interface;

the utility model discloses an externally install detachable and go up the backplate, go up backplate and shell and can effectively produce the protection effect to the group battery, avoid the group battery to damage and also can prevent that external dust from falling on the group battery and play certain dustproof function.

Drawings

Fig. 1 is a perspective partial sectional view of a battery pack having an earth leakage protection structure.

Fig. 2 is a rear view of a battery pack having a leakage protection structure.

Fig. 3 is a plan view of a battery pack having a leakage protection structure in which an upper sheathing is opened.

Fig. 4 is an enlarged schematic view of a portion a of a battery pack having a leakage protection structure.

In the figure: 1. a housing; 2. lifting lugs; 3. a slide rail; 4. a handle; 5. an upper guard plate; 6. a cushion pad; 7. an electric wire; 8. a wire clamp; 9. a battery block; 10. a charging head; 11. an insulating spacer; 12. a rubber sleeve; 13. a spring; 14. a mounting cavity; 15. a finger hook; 16. an anti-creeping sleeve; 17. and (4) wire joints.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Referring to fig. 1-4, a battery pack with an earth leakage protection structure comprises a housing 1, wherein a buffer pad 6 is fixedly bonded on the inner side wall of the housing 1, a lifting lug 2 is fixedly mounted at the top of the housing 1, the battery pack can be lifted at a required mounting position by mounting the lifting lug 2, four battery blocks 9 are detachably mounted in the housing 1, insulating spacers 11 are mounted between adjacent battery blocks 9, the insulating spacers 11 are mounted, when the battery is used, the occurrence of some earth leakage between independent batteries can be effectively avoided, an effective earth leakage protection effect is generated between each independent battery pack, an upper protection plate 5 is slidably mounted on a sliding rail 3 fixedly mounted on the inner side wall of the housing 1, a handle 4 is fixedly mounted on the upper protection plate 5, and the handle 4 is mounted, the upper protection plate 5 is convenient to open and take down, the electric wire 7 is installed on the back surface of the battery block 9, one end of the electric wire 7 penetrates through and extends to the outside of the shell 1, the electric wire 7 is embedded in the electric wire clamp 8 in a clamping manner, the electric wire 7 can be effectively positioned by installing the electric wire clamp 8, the electric wire 7 is prevented from being wound, the charging head 10 is fixedly installed on the top of the battery block 9, the battery pack can be charged through the charging head 10 by installing the charging head 10, the electric wire clamp 8 is fixedly installed on the outer wall of the back surface of the shell 1, the bottom end of the electric wire 7 is fixedly provided with the wire joint 17, the wire joint 17 is positioned on the inner side of the electric leakage prevention sleeve 16, the electric leakage prevention sleeve 16 can effectively protect electric leakage of the electric wire of the electric leakage of the electric wire joint 17, the rubber sleeve 12 is fixedly installed on the outside of the electric wire 7 below, one end of the spring 13 is fixedly connected with a mounting cavity 14 formed in the anti-creeping sleeve 16, and the electric wire 7 and the wire joint 17 are electrically connected with the battery block 9.

It should be noted that: the cushion pad 6 can be made of silica gel, and the insulating spacer 11 can be made of rubber.

The utility model discloses a theory of operation is: when being connected with line connection 17 and external electrical apparatus, take off electric wire 7 from wire clamp 8, can directly remove anticreep cover 16 extrusion spring 13, make line connection 17 spill and be connected with electrical apparatus, loosen after the connection anticreep cover 16 can cup joint the automatic electricity mouthful of connecing of anticreep cover 16 through the answer effect of spring 13, effectual earth leakage protection has been produced to the kneck, in the battery use, insulating spacer 11 can effectively avoid taking place some electric leakage circumstances between the independent battery, produce the earth leakage protection effect effectively between each independent battery group, go up backplate 5 and shell 1 and can effectively produce the protecting effect to the group battery, avoid the group battery to damage also can prevent that external dust from falling on the group battery and playing certain dustproof function.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. The battery pack with the leakage protection structure comprises a shell (1) and is characterized in that a cushion pad (6) is fixedly bonded on the inner side wall of the shell (1), a battery block (9) is detachably mounted in the shell (1), an upper protection plate (5) is slidably mounted on a slide rail (3) fixedly mounted on the inner side wall of the shell (1), an electric wire (7) is mounted on the back surface of the battery block (9), an electric wire clamp (8) is fixedly mounted on the outer wall of the back surface of the shell (1), a wire joint (17) is fixedly mounted at the bottom end of the electric wire (7), a rubber sleeve (12) is fixedly mounted on the outer portion of the electric wire (7) below the rubber sleeve (12), an anti-leakage sleeve (16) is movably mounted on the outer side of the electric wire (7) through a spring (13), one end of the spring (13) is fixedly connected with a mounting cavity (14) formed in the electric wire sleeve (16), the electric wire (7) and the wire joint (17) are electrically connected with the battery block (9).

2. The battery pack with the earth leakage protection structure as claimed in claim 1, wherein a lifting lug (2) is fixedly mounted on the top of the case (1).

3. The battery pack having a leakage protection structure according to claim 1, wherein four battery blocks (9) are mounted, and insulating spacers (11) are mounted between adjacent battery blocks (9).

4. The battery pack having a leakage protection structure according to claim 1, wherein a charging head (10) is fixedly mounted on the top of the battery block (9).

5. A battery pack with a leakage protection structure according to claim 1, wherein the handle (4) is fixedly mounted on the upper protective plate (5).

6. A battery pack having a leakage protecting structure according to claim 1, wherein one end of the electric wire (7) passes through and extends to the outside of the case (1), and the electric wire (7) is snap-fitted in the wire clamp (8).

7. A battery pack having a leakage protecting structure according to claim 1, wherein said wire terminal (17) is located inside the leakage preventing jacket (16).