CN215266570U

CN215266570U - Plastic shell with anti-creeping glue direct-connection structure and lead-acid storage battery

Info

Publication number: CN215266570U
Application number: CN202120885947.0U
Authority: CN
Inventors: 来世伟; 韩小明; 王龙飞; 王淼; 张雷
Original assignee: Henan Chaowei Power Supply Co Ltd
Current assignee: Henan Chaowei Power Supply Co Ltd
Priority date: 2021-04-27
Filing date: 2021-04-27
Publication date: 2021-12-21
Anticipated expiration: 2031-04-27

Abstract

The utility model belongs to the technical field of lead acid battery. A plastic shell with an anti-creeping glue direct-connection structure comprises a shell, a plurality of partition plates and anti-creeping glue units, wherein the partition plates and the anti-creeping glue units are arranged in the shell side by side, and the shell is divided into a plurality of mutually independent assembly cavities by the plurality of partition plates; the anti-adhesive-climbing unit is arranged on the upper part of the side wall of the assembly cavity and corresponds to the negative electrode lug in the assembly cavity; the anti-creeping glue unit is used for blocking the epoxy glue between the cathode lug and the side wall of the assembly cavity from moving upwards. A lead-acid battery is also disclosed. This application structural design is reasonable, can effectual improvement lead acid battery's cycle life, avoids climbing of epoxy glue, improves lead acid battery's performance.

Description

Plastic shell with anti-creeping glue direct-connection structure and lead-acid storage battery

Technical Field

The utility model belongs to the technical field of lead acid battery, concretely relates to anticreep glue directly links structure and moulds shell and lead acid battery.

Background

The traditional lead-acid storage battery busbar structure is designed to be a bridge-spanning design, and the current transmission path is long. And the novel batteries are all direct-connected batteries, and the direct-connected structure can shorten a current transmission path and reduce internal resistance. The bus bar of the battery with the direct connection structure is completely wrapped by epoxy glue, and the phenomenon that liquid leaks from the terminal post in the use process of the lead-acid storage battery can be reduced. But simultaneously, the problem that the product quality is obviously affected is accompanied, namely the epoxy glue can extend upwards along the pole lugs little by little due to capillary phenomenon to cause glue climbing, and after the epoxy glue is arranged on the pole plates, the internal resistance of the battery can be increased to affect the cycle service life of the lead-acid storage battery. The traditional lead-acid storage battery glue climbing prevention method is characterized in that the shape of a tab is changed from a 1 shape to a Z shape which is inverted by 180 degrees, so that the glue climbing path of epoxy glue is prolonged, and glue climbing is prevented. However, the inner cavity of the plastic shell is of a conical structure with a wide upper part and a narrow lower part, and the side wall of the plastic shell is of a planar structure. And lead acid battery belongs to tight assembly structure again, and in the actual production process, there is some utmost point ear root can paste the lateral wall, if utmost point ear is hugging closely the lateral wall, epoxy glue then can be along moulding the shell lateral wall and climb to the top, climbs gluey process with higher speed, leads to the polar plate to climb gluey, influences lead acid battery's cyclic service life, and then influences the quality of product, causes the promotion of goods return rate.

Disclosure of Invention

The utility model discloses the purpose is to the problem that above-mentioned exists and not enough, provides an anticreep glues directly link structure and moulds shell and lead acid battery, and its structural design is reasonable, can effectual improvement lead acid battery's cycle life, avoids epoxy to glue climbing, improves lead acid battery's performance.

In order to realize the purpose, the adopted technical scheme is as follows:

the utility model provides a plastic shell of anti-creep glue direct-connected structure, includes:

a housing;

the partition plates are arranged in the shell side by side and divide the shell into a plurality of mutually independent assembly cavities; and

the anti-glue-climbing unit is arranged on the upper part of the side wall of the assembly cavity and corresponds to the negative pole lug in the assembly cavity;

the anti-creeping glue unit is used for blocking the epoxy glue between the cathode lug and the side wall of the assembly cavity from moving upwards.

According to the utility model discloses it directly links the structure and moulds the shell to prevent climbing to glue, preferably, it is for seting up to prevent climbing the gluey unit anti-creep glue groove on the assembly cavity lateral wall, anti-creep glue groove is the rectangle structure.

According to the utility model discloses it directly links the structure and moulds the shell to prevent climbing to glue, preferably, the unit of preventing climbing to glue still includes:

the support grid is clamped in the anti-creeping glue groove in a matching manner; and

the lateral part of the support grid is provided with a plurality of support bosses, and the support bosses are attached to the corresponding negative electrode lugs to support the negative electrode lugs.

According to the utility model discloses it directly links the structure and moulds the shell to prevent climbing to glue, preferably, the upper portion of supporting grid is provided with the card post, be provided with the draw-in groove on the assembly cavity lateral wall of anti-creep gluey groove both sides.

According to the utility model discloses it directly links the structure and moulds the shell to prevent climbing the glue, preferably, support the boss and include the pyramid of the relative integrative setting of laminating in two bottom surfaces.

According to the utility model discloses it directly links the structure and moulds the shell to prevent climbing glue, preferably, the support grid includes:

a cross brace; and

indulge and prop, many the stull is cross staggered arrangement with many indulge and prop, just the stull with it is prismatic structure to indulge.

According to the utility model discloses it directly links the structure and moulds the shell to prevent climbing the glue, preferably, indulge and prop and to have laid a plurality of separation annulars at the interval, the separation annular includes the pyramid of the integrative setting of laminating relatively at two tops.

A lead-acid battery comprising:

the plastic shell with the anti-creeping glue direct-connecting structure is described above; and

and the polar plate and the bus bar are assembled in the assembly cavity.

By adopting the technical scheme, the beneficial effects are as follows:

this application overall structure reasonable in design, can effectual improvement lead acid battery's cycle life, avoid climbing of epoxy glue, improve lead acid battery's performance. This application is through preventing climbing the setting of gluing the unit, can be so that negative plate and the assembly chamber lateral wall that corresponds between form the clearance, and then avoid the epoxy to glue because capillary phenomenon climbs, blocks the route of climbing, guarantee lead acid battery's performance. This application still through the setting of supporting the grid and supporting the boss, the holistic assembly compact of improvement that can step forward can carry out effectual stage nature separation to the capillary phenomenon that the epoxy was glued simultaneously, reaches the purpose that prevents climbing.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings of the embodiments of the present invention will be briefly described below. The drawings are intended to depict only some embodiments of the invention, and not all embodiments of the invention are limited thereto.

Fig. 1 is according to the utility model discloses the structure sketch map of mould shell is directly connected to anticreep glue.

Fig. 2 is according to the utility model discloses one of the arrangement of anticreep gluey unit in the anti-creep glue directly links the structure and moulds the shell of embodiment.

Fig. 3 is a schematic structural diagram of a support grid and support bosses according to an embodiment of the present invention.

Fig. 4 is a side view of the structure of fig. 3.

Fig. 5 is a second schematic view of the arrangement structure of the anti-creeping glue unit in the plastic casing with the anti-creeping glue direct-connecting structure according to the embodiment of the present invention.

Number in the figure:

100 is a shell, 110 is a separation plate, and 120 is an assembly cavity;

200 is an anti-creeping glue groove, 210 supports a grid, 211 is a cross brace, 212 is a longitudinal brace, 220 is a support boss, 230 is a clamping column, 240 is a clamping groove, and 250 is a blocking ring groove.

Detailed Description

The embodiments of the present invention will be described more fully hereinafter with reference to the accompanying drawings, in which embodiments of the invention are shown. Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by those of ordinary skill in the art.

In the description of the present invention, it is to be understood that the terms "first," "second," and the like are used for describing various elements of the present invention, and do not denote any order, quantity, or importance, but rather are used to distinguish one element from another.

It should be noted that when an element is referred to as being "connected," "coupled," or "connected" to another element, it can be directly connected, coupled, or connected, but it is understood that intervening elements may be present therebetween; i.e., positional relationships encompassing both direct and indirect connections.

It should be noted that the use of the terms "a" or "an" and the like do not necessarily denote a limitation of quantity. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items.

It should be noted that terms indicating orientation or positional relationship such as "upper", "lower", "left", "right", and the like, are used only for indicating relative positional relationship, which is for convenience of describing the present invention, and not that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation; when the absolute position of the object to be described is changed, the relative positional relationship may also be changed accordingly.

Referring to fig. 1 to 5, the application discloses a plastic casing with an anti-creeping glue direct-connecting structure, which includes a casing 100, and a plurality of partition plates 110 and anti-creeping glue units arranged side by side in the casing 100, wherein the casing 100 is divided into a plurality of mutually independent assembly cavities 120 by the plurality of partition plates 110; the anti-climbing glue unit is arranged on the upper part of the side wall of the assembly cavity 120 and corresponds to the negative electrode tab in the assembly cavity 120; the anti-creeping glue unit is used for blocking the epoxy glue between the cathode lug and the side wall of the assembly cavity 120 from moving upwards.

Specifically, the glue-climbing prevention unit in this application is for seting up glue-climbing prevention groove 200 on the lateral wall of assembly cavity 120, glue-climbing prevention groove 200 is the rectangle structure. It corresponds with the negative pole ear to can avoid negative pole ear and assembly cavity's lateral wall direct contact.

Further, the anti-creeping glue unit in the application further comprises a support grid 210 and a support boss 220, wherein the support grid 210 is clamped in the anti-creeping glue groove 200 in a matching manner; the side of the support grid 210 is provided with a plurality of support bosses 220, and the support bosses 220 are attached to and supported by the corresponding negative electrode tabs. The setting of support grid and support boss can play laminating supporting role to the negative pole ear, can help overall structure's tight fit assembly. For the convenience of installation, the upper portion of the support grid 210 in this application is provided with the card post 230, be provided with the draw-in groove 240 on the assembly cavity lateral wall of anticreep gluey groove both sides, realize the support of support grid through the cooperation of card post and draw-in groove to can avoid the bottom and the lateral part of support grid and the lateral wall contact of assembly cavity, have the separation effect.

Further, the supporting boss 220 in this embodiment includes a pyramid with two bottom surfaces oppositely and integrally attached. The capillary structure can adopt pyramid structures such as triangular pyramid, rectangular pyramid … … and the like, the contact area can be reduced through the arrangement of the pyramid structures, and the capillary phenomenon is further solved.

Further, the support grid 210 of the present application includes a cross brace 211 and a longitudinal brace 212, a plurality of the cross brace 211 and a plurality of the longitudinal brace 212 are arranged in a crisscross manner, and the cross brace 211 and the longitudinal brace 212 are both prism structures. A plurality of separation ring grooves 250 are arranged on the longitudinal support 212 at intervals, and each separation ring groove 250 comprises two pyramids with tops relatively attached to one body. The setting of separation annular can carry out the separation to the capillary phenomenon of vertical direction, realizes the wall at middle part, and then the effect of guarantee holistic stability and structural arrangement.

The application also discloses a lead-acid storage battery, including as above the anticreep glue directly link the structure and mould the shell, assemble and be in polar plate and busbar in the assembly cavity. The structure of the lead-acid storage battery is the same as that of the prior art, and the difference is the improvement of the plastic shell with the anti-creeping glue direct-connected structure, so that the parts with the same structure are not repeated.

While the above description has described in detail the preferred embodiments for carrying out the invention, it should be understood that these embodiments are presented by way of example only, and are not intended to limit the scope, applicability, or configuration of the invention in any way. The scope of the invention is defined by the appended claims and equivalents thereof. Many modifications may be made to the foregoing embodiments by those skilled in the art in light of the teachings of the present disclosure, and such modifications are intended to be within the scope of the present disclosure.

Claims

1. The utility model provides a plastic shell is directly connected to anticreep glue structure which characterized in that includes:

a housing;

2. The plastic shell with the anti-creeping glue direct-connecting structure according to claim 1, wherein the anti-creeping glue unit is an anti-creeping glue groove formed in a side wall of the assembly cavity, and the anti-creeping glue groove has a rectangular structure.

3. The plastic casing with an anti-creeping glue direct-connecting structure according to claim 2, wherein the anti-creeping glue unit further comprises:

4. The plastic shell with the anti-creeping glue direct-connecting structure as claimed in claim 3, wherein the upper part of the support grid is provided with a clamping column, and the side walls of the assembly cavities at two sides of the anti-creeping glue groove are provided with clamping grooves.

5. The plastic casing with the climbing-preventive glue direct-connecting structure as claimed in claim 3, wherein the supporting boss comprises a pyramid with two bottom surfaces oppositely attached and integrally arranged.

6. The plastic casing with climbing-preventive glue direct-connecting structure according to claim 3, wherein the supporting grid comprises:

a cross brace; and

7. The plastic shell with the climbing-preventive glue direct-connecting structure as claimed in claim 6, wherein a plurality of blocking ring grooves are arranged on the longitudinal support at intervals, and the blocking ring grooves comprise two pyramids with tops relatively attached to each other and integrally arranged.

8. A lead-acid battery, comprising:

the anti-creep adhesive direct connection structure molded case of any one of claims 1 to 7; and

and the polar plate and the bus bar are assembled in the assembly cavity.