CN210092146U

CN210092146U - Battery sealing ring

Info

Publication number: CN210092146U
Application number: CN201920972170.4U
Authority: CN
Inventors: 沈彩云
Original assignee: Shenzhen Liyawang Battery Co Ltd
Current assignee: Shenzhen Liyawang Battery Co Ltd
Priority date: 2019-06-26
Filing date: 2019-06-26
Publication date: 2020-02-18
Anticipated expiration: 2029-06-26

Abstract

The utility model provides a battery seal ring, includes sealing washer body and connecting piece, be provided with the fixing base on the sealing washer body, the fixing base comprises draw-in groove and first through-hole, first through-hole runs through the sealing washer body, the connecting piece comprises installation piece and mount pad, the installation piece with mount pad integrated into one piece, the installation piece passes through the insulating cement is fixed in the draw-in groove, the mount pad corresponds to run through first through-hole, sealing washer body limit portion still is provided with the flange, the sealing washer body passes through the flange joint is in the recess that the casing corresponds. The utility model discloses be integrated as an organic whole with original sealing washer and insulating piece, and will through the insulating cement the utility model discloses a sealing washer body snap-on is on battery case, has left out the step of original equipment insulating piece and sealing washer, has improved production efficiency to effective reduce cost.

Description

Battery sealing ring

Technical Field

The utility model relates to a battery technology field especially relates to a battery sealing washer.

Background

At present, an annular sealing ring is generally arranged at an opening of a battery shell to prevent the leakage of a battery, and an insulating sheet is arranged on the periphery or above the sealing ring to prevent the leakage of the battery. When the annular sealing ring and the insulating sheet are produced and assembled, the annular sealing ring and the insulating sheet are small in size and difficult to assemble, manual or high-precision robots are required to be used for assembling, and therefore the problems that the production and assembly efficiency is low and the cost is high are caused. In addition, because battery utmost point post need run through the insulating piece and go deep into in the middle of the battery electrolyte, the insulating piece generally uses glue sealed with utmost point post junction, and long-time back of using, junction glue probably takes place to drop. And, when the battery falls or utmost point post received external stress extrusion, the same extrusion stress that can receive utmost point post of insulating piece leads to the insulating piece damaged to probably take place the battery electric leakage, the life of battery is greatly discounted.

SUMMERY OF THE UTILITY MODEL

Therefore, it is necessary to provide a battery sealing ring for the situation that the production and assembly efficiency of the battery is not high, which can effectively improve the production and assembly efficiency of the battery and prevent the occurrence of the situation that the battery is damaged and leaks electricity due to external compressive stress.

The utility model provides a battery seal ring, includes sealing washer body and connecting piece, be provided with the fixing base on the sealing washer body, the fixing base comprises draw-in groove and first through-hole, first through-hole runs through the sealing washer body, the connecting piece comprises installation piece and mount pad, the installation piece with mount pad integrated into one piece, the installation piece passes through the insulating cement is fixed in the draw-in groove, the mount pad corresponds to run through first through-hole, sealing washer body limit portion still is provided with the flange, the sealing washer body passes through the flange joint is in the recess that the casing corresponds.

Preferably, a thread is further arranged in the mounting seat, and the mounting seat is detachably connected with the pole through the thread.

Preferably, the pole socket further comprises a cover plate, a second through hole is correspondingly formed in the cover plate, the pole column penetrates through the second through hole and is locked through a nut, and the cover plate correspondingly covers the shell.

Preferably, a washer is further arranged between the nut and the cover plate.

Preferably, the sealing ring body is made of fiber rubber, and the connecting piece is a metal piece.

Preferably, a sealing glue is coated at the joint of the sealing ring body and the shell.

Preferably, the pole is an aluminum column, and the surface of the aluminum column is subjected to anodic oxidation treatment.

The utility model discloses an useful part lies in: 1. the utility model integrates the original sealing ring and the insulating sheet into a whole, and the sealing ring body of the utility model is directly fixed on the battery shell through the insulating glue, thereby omitting the original step of assembling the insulating sheet and the sealing ring, improving the production efficiency and effectively reducing the cost; 2. simultaneously be provided with the fixing base on the sealing washer body to behind fixing base fixed connection spare, again with utmost point post threaded connection in the connecting piece, the equipment is simple and convenient, and, when utmost point post received outside extrusion stress, on stress conduction to the connecting piece, the extrusion stress of dispersion to the sealing washer body guaranteed the complete of sealing washer body.

Drawings

FIG. 1 is an exploded view of a battery gasket according to one embodiment;

FIG. 2 is a top view of the seal ring body of FIG. 1;

FIG. 3 is a cross-sectional view of the seal ring body A-A of FIG. 2;

fig. 4 is a perspective view of the connector of fig. 1.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1, a battery seal ring, including sealing washer body 1 and connecting piece 2, be provided with fixing base 11 on the sealing washer body 1, fixing base 11 comprises draw-in groove 111 and first through-hole 112, first through-hole 112 runs through sealing washer body 1, connecting piece 2 comprises installation piece 21 and mount pad 22, installation piece 21 with mount pad 22 integrated into one piece, installation piece 21 passes through insulating cement is fixed in draw-in groove 111, mount pad 22 corresponds to run through first through-hole 112, sealing washer body 1 limit portion still is provided with flange 12, sealing washer body 1 passes through flange 12 joint is in the recess 31 that casing 3 corresponds. Specifically, the utility model relates to a sealing washer body 1 corresponds square battery and is flat-plate, and at the battery of other shapes, like round battery, the adjustment can be corresponded to sealing washer body 1's shape. The edge of the sealing ring body 1 is provided with a flange 12, and the sealing ring can be correspondingly and directly clamped and fixed in the groove of the shell 3 according to the flange 12 during assembly, so that the positioning and the assembly are convenient. Simultaneously, be provided with fixing base 11 on the sealing washer body 1, connecting piece 2 glues through fixing base 11 and glues on sealing washer body 1, and then constitutes a body with connecting piece 2 and sealing washer body 1, when conveniently assembling other battery spare parts, assembles through connecting piece 2, can not directly install on sealing washer body 1, guarantees the integrality and the leakproofness of sealing washer body 1. Specifically, connecting piece 2 is by installation piece 21 and mount pad 22 integrated into one piece, and installation piece 21 and draw-in groove 111 laminate, and when external stress transmitted to installation piece 21 on, can the dispersed stress, prevent that stress from concentrating on a bit, lead to sealing washer body 1 atress damaged. The mounting seat 22 is correspondingly fixed in the clamping groove 111, which can prevent other parts from being directly connected with the first through hole 112 of the sealing ring body 1, so that the through hole of the sealing ring body 1 is damaged due to stress, and further the sealing performance of the sealing ring body 1 is influenced, and the electrolyte is leaked.

As shown in fig. 1 to 4, a thread is further disposed in the mounting seat 22, and the mounting seat 22 is detachably connected to the pole 4 through the thread. Specifically, have the screw thread simultaneously on utmost point post 4 to utmost point post 4 passes through threaded connection in mount pad 22, and utmost point post 4 can not be direct and sealing washer body 1 contact, and the battery uses for a long time, can not influence sealing washer body 1's leakproofness because utmost point post 4 and sealing washer body 1 threaded connection lead to smooth silk yet.

As shown in fig. 1, the battery pack further includes a cover plate 5, the cover plate 5 is correspondingly provided with a second through hole 51, the pole 4 penetrates through the second through hole 51 and is locked by a nut 6, and the cover plate 5 is correspondingly covered on the housing 3. Specifically, after the post 4 is screwed with the mounting seat 22, the cover plate 5 is correspondingly positioned on the post 4 through the second through hole 51, and the sealing ring body 1 and the post 4 are correspondingly protected on the casing 3. Meanwhile, waterproof glue can be coated at the joint of the cover plate 5 and the shell 3, so that external dust and the like can be prevented from entering the battery.

As shown in fig. 1, a washer 7 is further disposed between the nut 6 and the cover plate 5. Specifically, the gasket 7 is mainly used to prevent foreign materials such as external dust from entering the battery through the connection between the post 4 and the cap plate 5.

As shown in fig. 1, the sealing ring body 1 is made of fiber rubber, the connecting piece 2 is a metal piece, a sealing glue is coated at the joint of the sealing ring body 1 and the shell 3, the pole 4 is an aluminum column, and the surface of the aluminum column 4 is subjected to anodic oxidation treatment. Specifically, sealing washer body 1 that fibre rubber made has certain elasticity for sealing washer body 1 and 3 interference fit of casing, paint waterproof glue in sealing washer body 1 and 3 junctions of casing simultaneously, improve the sealing performance of battery. The connecting piece 2 made of metal is not easy to age in the battery so as to cause deformation and influence the electric conductivity of the pole 4.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a battery seal ring, includes sealing washer body and connecting piece, its characterized in that: the sealing ring is characterized in that a fixing seat is arranged on the sealing ring body and composed of a clamping groove and a first through hole, the first through hole penetrates through the sealing ring body, a connecting piece is composed of an installation piece and an installation seat, the installation piece is integrally formed with the installation seat, the installation piece is fixed in the clamping groove through insulating glue, the installation seat correspondingly penetrates through the first through hole, a flange is further arranged on the edge of the sealing ring body, and the sealing ring body is connected with the flange in a corresponding groove of the shell in a clamped mode.

2. The battery gasket of claim 1, wherein: still be provided with the screw thread in the mount pad, the mount pad passes through the screw thread can be dismantled with utmost point post and be connected.

3. The battery gasket of claim 2, wherein: the pole post is arranged on the shell and penetrates through the first through hole and is locked through a nut, and the cover plate corresponds to the cover and is arranged on the shell.

4. A battery gasket according to claim 3, wherein: and a gasket is arranged between the nut and the cover plate.

5. The battery gasket of claim 1, wherein: the sealing ring body is made of fiber rubber, and the connecting piece is a metal piece.

6. The battery gasket of claim 1, wherein: and sealant is coated at the joint of the sealing ring body and the shell.

7. A battery gasket according to claim 3, wherein: the pole is an aluminum column, and the surface of the aluminum column is subjected to anodic oxidation treatment.