CN214153068U

CN214153068U - Lithium battery with battery shell bulge prevention function

Info

Publication number: CN214153068U
Application number: CN202120104238.4U
Authority: CN
Inventors: 朱华锋; 胡应有; 马志乐; 吕晓峰; 吕晓山
Original assignee: Zigong Xinzhou Industry Co ltd
Current assignee: Zigong Xinzhou Industry Co ltd
Priority date: 2021-01-15
Filing date: 2021-01-15
Publication date: 2021-09-07
Anticipated expiration: 2031-01-15

Abstract

The utility model discloses a lithium cell with prevent battery case swell, including shell body and sealing washer, shell body's upper surface laminating is connected with the cap, and the equal fixedly connected with connecting block in the outside of shell body and cap, shell body's inboard and lower extreme upper surface equidistant mouth of a mouth shape cushion and the bar type cushion of being provided with respectively, and the inboard of mouth shape cushion installs battery body, the first dust screen of the inboard equal fixedly connected with in both ends around shell body, and the inboard of shell body and cap all paste and be connected with waterproof ventilated membrane, the sealing washer is located the inboard of cap. This lithium cell with prevent battery case swell is convenient for dispel the heat and prevent dust to battery body, prevents that battery body from taking place the swell, is convenient for avoid battery body to take place the weeping, and is convenient for carry out buffer protection to battery body and shell body to and be convenient for sound when electric leakage or temperature are higher, improve the safety in utilization.

Description

Lithium battery with battery shell bulge prevention function

Technical Field

The utility model relates to a lithium cell technical field specifically is a lithium cell with prevent battery case swell.

Background

The lithium battery is generally a battery which uses manganese dioxide as a positive electrode material and lithium metal or lithium alloy as a negative electrode material and uses a non-aqueous electrolyte solution, is a novel clean energy source and has wide application in various industries, but after the lithium battery is used for a long time, the interior of the lithium battery is overheated and is easy to bulge;

the current lithium cell is not convenient for dispel the heat and prevent dust to battery body, and battery body easily takes place to swell, is not convenient for buffer protection to battery body and shell body to and not convenient for sound when electric leakage or temperature are higher, be difficult to improve the safety in utilization, consequently, we provide a lithium cell with prevent battery case swell, so that solve the problem of proposing in the aforesaid.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lithium cell with prevent battery case swell to solve the current lithium cell that proposes in the above-mentioned background art, be not convenient for dispel the heat and prevent dust to battery body, battery body easily takes place to swell, is not convenient for buffer protection to battery body and housing body, and is not convenient for sound when electric leakage or temperature are higher and ring, is difficult to improve the problem of safety in utilization.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a lithium cell with prevent battery case swell, includes shell body and sealing washer, shell body's upper surface laminating is connected with the cap, and the equal fixedly connected with connecting block in the outside of shell body and cap to shell body comprises inner panel and insulating pad, shell body's inboard and lower extreme upper surface are provided with mouth type cushion and bar type cushion respectively equidistant, and the inboard of mouth type cushion installs battery body, and battery body's upside fixedly connected with electrode post, both ends inboard all fixedly connected with first dust screen around shell body, and the inboard of shell body and cap all pastes and is connected with waterproof ventilated membrane, the sealing washer is located the inboard of cap, and both ends inboard all fixedly connected with second dust screen around the cap to the middle part inboard of cap is installed electric leakage inductor, temperature sensor, A buzzer and a controller.

Preferably, the shell cover and the shell body are fixedly connected through screws, the shell body and the shell cover are both composed of an inner plate and an insulating pad, the insulating pad is located on the outer side of the inner plate, and the insulating pad and the inner plate are fixedly connected through bonding.

Preferably, the connecting block monomer is respectively integrated with the shell body and the shell cover, and the connecting block monomer at the upper end is attached to the shell body.

Preferably, the mouth-shaped elastic pad, the strip-shaped elastic pad and the waterproof breathable film are connected with the shell body in a sticking mode, the strip-shaped elastic pad is stuck and connected to the lower surface of the shell cover at equal intervals, and the inner sides of the mouth-shaped elastic pad and the strip-shaped elastic pad are tightly attached and connected with the battery body.

Preferably, the first dust screen and the shell body as well as the second dust screen and the shell cover are connected in a welding mode, the first dust screen and the second dust screen are correspondingly arranged, the waterproof breathable film monomer is respectively positioned on the inner side of the first dust screen and the lower side of the second dust screen, and the first dust screen is L-shaped.

Preferably, the sealing ring is connected with the shell cover in a sticking mode, the electrode column penetrates through the inner side of the sealing ring, and the electric leakage inductor, the temperature sensor, the buzzer and the controller are connected with the shell cover in an embedding mode.

Compared with the prior art, the beneficial effects of the utility model are that: the lithium battery with the function of preventing the bulge of the battery shell is convenient for heat dissipation and dust prevention of the battery body, the bulge of the battery body is prevented, liquid leakage of the battery body is avoided, the buffer protection of the battery body and the shell body is facilitated, and the ringing is facilitated when the electric leakage or the temperature is high, so that the use safety is improved;

1. the battery pack is provided with a shell body, a shell cover, a connecting block and a mouth-shaped elastic pad, wherein the mouth-shaped elastic pad and the strip-shaped elastic pad which are bonded and connected at equal intervals in the shell body and the shell cover are tightly attached and connected with the battery body, so that the battery body is convenient to buffer and protect, and the shell body and the shell cover are convenient to protect through the connecting block fixedly connected outside the shell body and the shell cover;

2. the battery comprises a battery body, an electrode column, a first dust screen and a waterproof breathable film, wherein the battery body is conveniently cooled and prevented from being swelled through the first dust screen welded in the shell body and a second dust screen welded in the shell cover, the waterproof breathable film is connected in the shell body and the shell cover in a sticking manner, and the battery body is conveniently prevented from leaking through a sealing ring tightly attached to the outside of the electrode column;

3. be provided with electric leakage inductor, temperature sensor and inner panel, the cooperation of electric leakage inductor, temperature sensor, bee calling organ and the controller through inlaying the installation in the cap carries out the operation, when the battery body takes place to leak electricity or the temperature is higher, controls bee calling organ operation and rings to be convenient for improve the security when using.

Drawings

Fig. 1 is a schematic view of the front cross-sectional structure of the present invention;

FIG. 2 is a schematic side view of the cross-sectional structure of the present invention;

FIG. 3 is a schematic top view of the present invention;

fig. 4 is a schematic view of the internal structure of the housing body of the present invention.

In the figure: 1. a housing body; 2. a shell cover; 3. connecting blocks; 4. a mouth-shaped elastic pad; 5. a strip-shaped elastic pad; 6. a battery body; 7. an electrode column; 8. a first dust screen; 9. a waterproof breathable film; 10. a seal ring; 11. a second dust screen; 12. a leakage inductor; 13. a temperature sensor; 14. a buzzer; 15. a controller; 16. an inner plate; 17. an insulating pad.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a lithium battery with function of preventing battery shell from bulging comprises a shell body 1, a shell cover 2, a connecting block 3, a mouth-shaped elastic pad 4, a strip-shaped elastic pad 5, a battery body 6, an electrode post 7, a first dustproof net 8, a waterproof breathable film 9, a sealing ring 10, a second dustproof net 11, a leakage inductor 12, a temperature sensor 13, a buzzer 14, a controller 15, an inner plate 16 and an insulating pad 17, wherein the shell cover 2 is attached to the upper surface of the shell body 1, the connecting block 3 is fixedly connected to the outer sides of the shell body 1 and the shell cover 2, the shell body 1 is composed of the inner plate 16 and the insulating pad 17, the mouth-shaped elastic pad 4 and the strip-shaped elastic pad 5 are respectively arranged on the upper surfaces of the inner side and the lower end of the shell body 1 at equal intervals, the battery body 6 is installed on the inner side of the mouth-shaped elastic pad 4, the electrode post 7 is fixedly connected to the upper side of the battery body 6, the first dustproof net 8 is fixedly connected to the inner sides of the front end and the rear end of the shell body 1, the inner sides of the shell body 1 and the shell cover 2 are respectively adhered and connected with a waterproof breathable film 9, the sealing ring 10 is positioned on the inner side of the shell cover 2, the inner sides of the front end and the rear end of the shell cover 2 are respectively fixedly connected with a second dustproof net 11, and the inner side of the middle part of the shell cover 2 is provided with an electric leakage inductor 12, a temperature sensor 13, a buzzer 14 and a controller 15;

as shown in fig. 3 and 4, the housing cover 2 is fixedly connected with the housing body 1 by screws, and the housing body 1 and the housing cover 2 are both composed of an inner plate 16 and an insulating pad 17, and the insulating pad 17 is located outside the inner plate 16, and the insulating pad 17 is fixedly connected with the inner plate 16 by adhesion, so that the housing cover 2 is fixedly connected with the housing body 1, and the insulation is performed by the insulating pad 17, as shown in fig. 1, 2 and 3, the single connecting block 3 is respectively integrated with the housing body 1 and the housing cover 2, and the single connecting block 3 at the upper end is connected with the housing body 1 by adhesion, so that the protection is performed by the connecting block 3;

as shown in fig. 1 and 2, the mouth-shaped elastic pad 4, the strip-shaped elastic pad 5 and the waterproof breathable film 9 are all connected with the housing body 1 by means of adhesion, and the strip-shaped elastic pad 5 is adhered and connected with the lower surface of the housing cover 2 at equal intervals, and the insides of the mouth-shaped elastic pad 4 and the strip-shaped elastic pad 5 are all closely attached and connected with the battery body 6, so as to buffer and protect the battery body 6, as shown in fig. 1, 2 and 3, the first dustproof mesh 8 and the housing body 1, and the second dustproof mesh 11 and the housing cover 2 are all connected by means of welding, and the first dustproof mesh 8 and the second dustproof mesh 11 are correspondingly arranged, and the waterproof breathable film 9 is singly positioned at the insides of the first dustproof mesh 8 and the lower side of the second dustproof mesh 11, and the first dustproof mesh 8 is shaped like an "L", so as to dissipate heat and ventilate the battery body 6 and prevent the battery body 6 from bulging, sealing washer 10 is pasted with the cap 2 and is connected, and electrode column 7 runs through in the inboard of sealing washer 10 to electric leakage inductor 12, temperature sensor 13, bee calling organ 14 and controller 15 all inlay with cap 2 and are connected, are convenient for seal the junction of electrode column 7 and cap 2, and are convenient for fix a position electric leakage inductor 12, temperature sensor 13, bee calling organ 14 and controller 15.

The working principle is as follows: when the lithium battery with the function of preventing the battery case from bulging is used, as shown in fig. 1, fig. 2 and fig. 3, firstly, the battery body 6 is placed at the inner side of the connection port type elastic cushion 4 which is pasted and connected at equal intervals in the case body 1, so that the battery body is positioned on the upper surface of the bar type elastic cushion 5 which is pasted and connected at equal intervals in the case body 1, then the electrode pole 7 connected on the battery body 6 is penetrated in the sealing ring 10 which is pasted and connected in the case cover 2, then the case cover 2 is fixedly connected with the case body 1 through a screw, the bar type elastic cushion 5 which is pasted and connected at equal intervals in the case cover 2 is tightly attached and connected with the battery body 6, namely, the installation and fixation of the battery body 6 is completed, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, the connection block 3 which is fixedly connected with the outer end of the case body 1 and the outer end of the case cover 2, and the insulating cushion 17 which is arranged at the outer end of the case body 1 and the case body 2 are convenient for protecting the case body 1 and insulating the battery body 6, the mouth-shaped elastic pad 4 and the strip-shaped elastic pad 5 which are bonded and connected with the shell body 1 and the shell cover 2 at equal intervals are tightly attached and connected with the battery body 6, so that the battery body 6 is conveniently buffered and protected under the elastic performance of the mouth-shaped elastic pad 4 and the strip-shaped elastic pad 5;

referring to fig. 1, 2 and 3, a first dust-proof net 8 welded in a case body 1 and a second dust-proof net 11 welded in a case cover 2 facilitate heat dissipation and dust prevention of a battery body 6 to prevent the battery body 6 from swelling, a waterproof breathable film 9 adhesively connected to the case body 1 on the inner side of the first dust-proof net 8, and a waterproof breathable film 9 adhesively connected to the case cover 2 on the lower side of the second dust-proof net 11 to facilitate waterproof and breathable performance of the waterproof breathable film 9, a sealing ring 10 closely attached to an electrode post 7 in the case cover 2 to facilitate sealing performance of the sealing ring 10 to prevent leakage of the battery body 6, referring to fig. 1 and 3, a leakage sensor 12, a temperature sensor 13, a buzzer 14 and a controller 15 installed by being embedded in the case cover 2 to operate in cooperation, when the leakage sensor 12 and the temperature sensor 13 sense that leakage occurs to the battery body 6 or a high temperature occurs, the controller 15 controls the buzzer 14 to sound, so as to improve the safety of the battery body 6 during use, and the above leakage inductor 12, the temperature sensor 13, the buzzer 14 and the controller 15 are all the prior art and are not detailed herein, so as to complete a series of operations of the lithium battery with the function of preventing the battery case from bulging, and the content not described in detail in this specification belongs to the prior art known to those skilled in the art.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connected mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt among the prior art, and conventional model, including the conventional connected mode among the circuit connection adoption prior art, and the details are not repeated here, and the content that does not make detailed description in this description belongs to the prior art that skilled person in the art knows.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. A lithium battery with a function of preventing battery case from bulging comprises a case body (1) and a sealing ring (10), and is characterized in that: the upper surface of the shell body (1) is connected with a shell cover (2) in an attaching mode, the outer sides of the shell body (1) and the shell cover (2) are fixedly connected with connecting blocks (3), the shell body (1) is composed of an inner plate (16) and an insulating pad (17), the inner side of the shell body (1) and the upper surface of the lower end of the shell body are respectively provided with a mouth-shaped elastic pad (4) and a strip-shaped elastic pad (5) at equal intervals, a battery body (6) is installed on the inner side of the mouth-shaped elastic pad (4), an electrode column (7) is fixedly connected with the upper side of the battery body (6), the inner sides of the front end and the rear end of the shell body (1) are respectively and fixedly connected with a first dustproof net (8), the inner sides of the shell body (1) and the shell cover (2) are respectively and fixedly connected with a waterproof breathable film (9), a sealing ring (10) is located on the inner side of the shell cover (2), and the inner sides of the front end and the rear end of the shell cover (2) are respectively and fixedly connected with a second dustproof net (11), and an electric leakage inductor (12), a temperature sensor (13), a buzzer (14) and a controller (15) are arranged on the inner side of the middle part of the shell cover (2).

2. A lithium battery having a battery case bulge prevention function according to claim 1, wherein: the shell cover (2) is fixedly connected with the shell body (1) through screws, the shell body (1) and the shell cover (2) are both composed of an inner plate (16) and an insulating pad (17), the insulating pad (17) is located on the outer side of the inner plate (16), and the insulating pad (17) is fixedly connected with the inner plate (16) in a sticking mode.

3. A lithium battery having a battery case bulge prevention function according to claim 1, wherein: the single connecting block (3) is of an integrated structure with the shell body (1) and the shell cover (2) respectively, and the single connecting block (3) at the upper end is attached to the shell body (1) in a joint mode.

4. A lithium battery having a battery case bulge prevention function according to claim 1, wherein: the mouth-shaped elastic pad (4), the strip-shaped elastic pad (5) and the waterproof breathable film (9) are all connected with the shell body (1) in a sticking mode, the strip-shaped elastic pad (5) is stuck and connected to the lower surface of the shell cover (2) at equal intervals, and the inner sides of the mouth-shaped elastic pad (4) and the strip-shaped elastic pad (5) are tightly attached and connected with the battery body (6).

5. A lithium battery having a battery case bulge prevention function according to claim 1, wherein: first dust screen (8) and shell body (1) and second dust screen (11) and cap (2) all are connected through the welded mode, and first dust screen (8) and second dust screen (11) are for corresponding the setting to waterproof ventilated membrane (9) monomer is located the inboard of first dust screen (8) and the downside of second dust screen (11) respectively, and the shape of first dust screen (8) is "L" style of calligraphy moreover.

6. A lithium battery having a battery case bulge prevention function according to claim 1, wherein: the sealing ring (10) is connected with the shell cover (2) in a sticking mode, the electrode column (7) penetrates through the inner side of the sealing ring (10), and the electric leakage inductor (12), the temperature sensor (13), the buzzer (14) and the controller (15) are connected with the shell cover (2) in an embedding mode.