CN219677333U

CN219677333U - Battery pole group structure

Info

Publication number: CN219677333U
Application number: CN202321175173.8U
Authority: CN
Inventors: 曾卫东; 李青霞
Original assignee: Binzhou Npp Power Co ltd
Current assignee: Binzhou Npp Power Co ltd
Priority date: 2023-05-16
Filing date: 2023-05-16
Publication date: 2023-09-12
Anticipated expiration: 2033-05-16

Abstract

The utility model discloses a battery pole group structure which comprises a wrapping film, wherein the wrapping film is made of plastic, the wrapping film is rectangular in shape, a battery body is movably arranged in the wrapping film, the battery body comprises a baffle plate, the baffle plate is made of plastic, the baffle plate is rectangular in shape, and a positive plate is movably arranged in the baffle plate. According to the utility model, the rubber sleeve is movably arranged outside the battery cover, and the battery body can be wrapped and protected through the wrapping film, so that on the basis of a conventional wrapping plate structure, a piece of partition plate is placed on the surfaces of the negative plates on two sides of the pole group, the pole group is wrapped and heat-shrunk by the wrapping film of the wrapping machine, the pole plates and the partition plates of the pole group are fixed, and then welded and packaged, so that when the pole group is assembled into the battery groove, the friction force between the pole group and the inside of the battery groove is small, the pole group is easy to be assembled into the battery groove, the pole plates on two sides of the pole group can be effectively protected, and the battery body cannot be damaged.

Description

Battery pole group structure

Technical Field

The utility model relates to the technical field of battery structures, in particular to a battery pole group structure.

Background

The device for converting chemical energy into electric energy is called a chemical Battery, generally called simply a Battery, after discharging, the internal active material can be regenerated by a charging mode, the electric energy is stored as chemical energy, the chemical energy is converted into electric energy again when discharging is needed, the Battery is called a Storage Battery (Storage Battery), also called a secondary Battery or a lead-acid accumulator, the Storage Battery is an electrochemical device for storing chemical energy and discharging electric energy when necessary, the structure combination of the Battery is diversified, and in order to improve the service efficiency of the Battery, a Battery pole group structure is proposed.

The defects of the existing battery pole group structure are as follows:

1. in the conventional battery pole group structure, when the plates are covered, the negative plates are arranged on two sides of the pole group, after the pole group is welded, when the battery is assembled into a battery groove, the pole group is difficult to assemble due to certain friction force between the negative plates on the sides and the inner wall of the battery groove, and staff is required to press in the pole group with great force or a cylinder is used for pressing in the pole group, so that the polar plates on the pole group side are easy to damage;

2. the separator is not arranged on the edge of the electrode group, and under the same assembly pressure, as the separator has no certain thickness, the separator in the middle of the electrode group is increased, the discharge performance is lower, the utilization rate of active substances of negative plates on two sides is lower, and the battery cannot discharge high capacity, so that the battery electrode group structure is provided.

Disclosure of Invention

The utility model aims to provide a battery pole group structure, which is characterized in that a battery body is wrapped and protected through a wrapping film, so that on the basis of a conventional wrapper plate structure, a separator is conveniently placed on the surfaces of negative plates at two sides of the pole group, the wrapping film is used for wrapping and shrinking the pole group by using a wrapping machine, pole plates and the separators of the pole group are fixed, and then welded and packaged, so that when the pole group is assembled into a battery tank, friction force between the pole group and the inside of the battery tank is small, the pole group is easy to be assembled into the battery tank, the pole plates at two sides of the pole group can be effectively protected without damaging the battery body, the separator is adopted at the edges of the negative plates, and under the same assembly pressure, the separator is equivalent to the reduction of the thickness of the separator in the middle of the pole group.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a battery pole group structure, includes the wrapping film, the wrapping film adopts the plastics material, and the shape of wrapping film is the rectangle, the inside movable mounting of wrapping film has the battery body, the battery body includes the baffle, the baffle adopts the plastics material, and the shape of baffle is the rectangle, the inside of baffle is all movable mounting has the positive plate, the both sides of baffle are all fixed mounting has the negative plate.

Preferably, the two sides of the negative plate are fixedly provided with edge separation plates, the edge separation plates are made of plastic materials, and the shape of the edge separation plates is rectangular.

Preferably, a battery groove is movably arranged at the bottom of the wrapping film, the battery groove is made of plastic, and the battery groove is rectangular.

Preferably, an inner wall plate is fixedly arranged in the battery groove, and a battery cover is movably arranged at the top of the battery groove.

Preferably, the outside movable mounting of battery cover has the rubber cover, and the rubber cover adopts the rubber material, and the shape of rubber cover is the rectangle.

Preferably, the inside of battery cover is all fixed mounting has the terminal, and terminal support fixed mounting has the relief valve, and the top fixed mounting of relief valve has the cover plate.

Compared with the prior art, the utility model has the beneficial effects that:

(1) The rubber sleeve is movably arranged outside the battery cover, and the battery body can be wrapped and protected through the wrapping film, so that on the basis of a conventional wrapping plate structure, a piece of partition plate is placed on the surfaces of the negative plates on two sides of the pole group, the pole group is wrapped and heat-shrunk by the wrapping film of the wrapping machine, the pole plates and the partition plates of the pole group are fixed, and then welded and packaged;

(2) Through including the baffle at the battery body, can separate positive plate and negative plate through the baffle, utilize the limit baffle to separate the protection afterwards, negative plate edge adopts the baffle, under the same assembly pressure, owing to the baffle has certain thickness, is equivalent to the baffle thickness reduction in the middle of with the utmost point group, like this, the internal resistance of battery is littleer, heavy current, high power discharge performance is more excellent, the limit of extremely group adopts the spacer, both sides negative plate is covered by the baffle, the active material utilization ratio of both sides negative plate is higher, the battery can emit higher capacity.

Drawings

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

Fig. 2 is a partial perspective view of a battery body according to the present utility model.

Fig. 3 is a partial cross-sectional view of a battery cover in the present utility model.

Fig. 4 is a partial perspective view of a battery case according to the present utility model.

The meaning of each reference numeral in the figures is: 1. a battery case; 101. an inner wall panel; 2. a battery cover; 201. a terminal; 202. a cover plate; 203. a safety valve; 3. a battery body; 301. an edge separator; 302. a negative plate; 303. a positive plate; 304. a baffle plate; 4. a wrapping film; 5. a rubber sleeve.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides a technical scheme that:

referring to fig. 1-4, a battery pole group structure comprises a wrapping film 4, wherein a battery groove 1 is movably arranged at the bottom of the wrapping film 4, and an inner wall plate 101 is fixedly arranged in the battery groove 1;

specifically, as shown in fig. 1 and fig. 4, when in use, the battery groove 1 is movably installed at the bottom of the wrapping film 4, so that the battery body 3 can be protected and installed by the battery groove 1, and then the inner wall plate 101 is used for installation and fixation, thereby facilitating the inner wall plate 101 to enable the battery body 3 to be more tightly installed and protected, and improving the safety of the battery;

the top of the battery jar 1 is movably provided with a battery cover 2, terminals 201 are fixedly arranged in the battery cover 2, a terminal 201 bracket is fixedly provided with a safety valve 203, and the top of the safety valve 203 is fixedly provided with a cover plate 202;

specifically, as shown in fig. 1 and 3, when in use, the terminals 201 are fixedly installed in the battery cover 2, so that the battery cover 2 can be used for protection and fixation, then the terminals 201 are used for conducting work, then the safety valve 203 is used for working, and finally the cover plate 202 is used for protection, so that the top of the battery is conveniently operated and protected, and the use safety of the battery is improved;

the outside of the battery cover 2 is movably provided with a rubber sleeve 5, the rubber sleeve 5 is made of rubber, the shape of the rubber sleeve 5 is rectangular, the battery groove 1 is made of plastic, the shape of the battery groove 1 is rectangular, the wrapping film 4 is made of plastic, and the shape of the wrapping film 4 is rectangular;

specifically, as shown in fig. 1, when in use, the rubber sleeve 5 is movably arranged outside the battery cover 2, and the battery body 3 can be wrapped and protected by the wrapping film 4, so that on the basis of a conventional wrapping plate structure, a piece of partition plate is placed on the surfaces of the negative plates 302 on two sides of the pole group, the pole group is wrapped and shrunk by the wrapping film 4 for a film wrapping machine, the pole plates and the partition plates of the pole group are fixed, and then welded and cased, so that when the pole group is assembled into the battery tank 1, the friction force between the pole group and the inside of the battery tank 1 is small, the pole group is easily assembled into the battery tank 1, the pole plates on two sides of the pole group can be effectively protected, and the battery body 3 cannot be damaged;

the battery body 3 is movably arranged in the wrapping film 4, the battery body 3 comprises a baffle plate 304, the baffle plate 304 is made of plastic, the baffle plate 304 is rectangular, a positive plate 303 is movably arranged in the baffle plate 304, a negative plate 302 is fixedly arranged on two sides of the baffle plate 304, a side baffle plate 301 is fixedly arranged on two sides of the negative plate 302, the side baffle plate 301 is made of plastic, and the side baffle plate 301 is rectangular;

specifically, as shown in fig. 1 and 2, when in use, the battery body 3 includes the barrier 304, the positive electrode plate 303 and the negative electrode plate 302 can be separated by the barrier 304, then the edge of the negative electrode plate 302 is separated and protected by the edge barrier 301, and the barrier 304 has a certain thickness, which corresponds to the reduction of the thickness of the separator in the middle of the electrode group under the same assembly pressure, so that the internal resistance of the battery is smaller, the high-current and high-power discharge performance is more excellent, the separator is adopted on the electrode group edge, the two side negative electrode plates 302 are covered by the separator, the active material utilization rate of the two side negative electrode plates 302 is higher, and the battery can discharge higher capacity.

Working principle: when the battery pack is used, firstly, the battery jar 1 is movably mounted at the bottom of the wrapping film 4, so that the battery pack 1 can be used for protecting and mounting the battery body 3, then the inner wall plate 101 is used for mounting and fixing, the terminal 201 is fixedly mounted in the battery cover 2, the battery cover 2 can be used for protecting and fixing, then the terminal 201 is used for conducting work, and then the safety valve 203 is used for working;

secondly, the rubber sleeve 5 is movably arranged outside the battery cover 2, so that the battery body 3 can be wrapped and protected by the wrapping film 4, a separator is respectively arranged on the surfaces of the negative plates 302 on two sides of the electrode group on the basis of a conventional wrapping plate structure, and the electrode group is wrapped and heat-shrunk by the wrapping film 4 for a film wrapping machine;

finally, by including the separator 304 in the battery body 3, the positive electrode plate 303 and the negative electrode plate 302 can be separated by the separator 304, and then the negative electrode plate 302 can be protected by the side separator 301, and the separator 304 is used on the side of the negative electrode plate 302.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A battery pole group structure comprising a wrapping film (4), characterized in that: the packaging film (4) adopts the plastics material, and the shape of packaging film (4) is the rectangle, the inside movable mounting of packaging film (4) has battery body (3), battery body (3) are including baffle (304), baffle (304) adopt the plastics material, and the shape of baffle (304) is the rectangle, the inside of baffle (304) is all movable mounting has positive plate (303), the both sides of baffle (304) are all fixed mounting has negative plate (302).

2. A battery pole group structure according to claim 1, wherein: both sides of negative plate (302) are all fixed mounting have limit baffle (301), limit baffle (301) adopt plastics material, and the shape of limit baffle (301) is the rectangle.

3. A battery pole group structure according to claim 1, wherein: the bottom of the wrapping film (4) is movably provided with a battery groove (1), the battery groove (1) is made of plastic, and the shape of the battery groove (1) is rectangular.

4. A battery pole group structure according to claim 3, wherein: the battery box is characterized in that an inner wall plate (101) is fixedly arranged in the battery box (1), and a battery cover (2) is movably arranged at the top of the battery box (1).

5. A battery pole group structure according to claim 4, wherein: the battery cover (2) is characterized in that a rubber sleeve (5) is movably arranged outside the battery cover (2), the rubber sleeve (5) is made of rubber, and the shape of the rubber sleeve (5) is rectangular.

6. A battery pole group structure according to claim 5, wherein: the battery cover is characterized in that terminals (201) are fixedly arranged in the battery cover (2), a safety valve (203) is fixedly arranged on a terminal (201) support, and a cover plate (202) is fixedly arranged on the top of the safety valve (203).