CN216288625U

CN216288625U - Safety battery with overcurrent short-circuit protection structure

Info

Publication number: CN216288625U
Application number: CN202122524519.8U
Authority: CN
Inventors: 张彬
Original assignee: Guangzhou Dihui Automobile Article Co ltd
Current assignee: Guangzhou Dihui Automobile Article Co ltd
Priority date: 2021-10-20
Filing date: 2021-10-20
Publication date: 2022-04-12
Anticipated expiration: 2031-10-20

Abstract

The utility model discloses a safety battery with an overcurrent and short circuit protection structure, and particularly relates to the technical field of batteries. According to the utility model, through the arrangement of the leakage protector, when the leakage protector detects that the current in the circuit is too large, the voltage is too large or a short circuit occurs, the leakage protector can automatically control the circuit to be closed, and an alarm is given out through the alarm to timely inform a user to check the battery, so that the use safety of the battery is ensured.

Description

Safety battery with overcurrent short-circuit protection structure

Technical Field

The utility model relates to the technical field of batteries, in particular to a safety battery with an overcurrent short-circuit protection structure.

Background

The battery is a device which generates current through the internal electrolyte solution and the metal electrode and converts chemical energy into electric energy, one end of the battery is generally convex, the convex part is a positive electrode, the other part is a negative electrode, stable voltage and stable current can be obtained by using the battery as an energy source, the battery has simple structure, convenient carrying, simple, convenient and easy charging and discharging operation and stable and reliable performance, plays a great role in various aspects in modern social life, along with the technological progress, the size, the shape and the capacity of the battery are constantly changed, the application places are different, the starting battery is an indispensable part of a fuel engine starting system, and the starting battery is often used for starting and igniting automobiles on automobiles.

When the existing starting battery is used, the short circuit of the battery is easily caused due to the wrong selection of the type of the starting battery, and when the instant short-circuit current occurs, the starting battery is burnt due to the overlarge short-circuit current, so that the waste is caused by frequent replacement of the battery.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned drawbacks of the prior art, embodiments of the present invention provide a safety battery with an overcurrent short-circuit protection structure to solve the above-mentioned problems occurring in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a safe type battery with overcurrent short-circuit protection structure, includes shell and battery body, the battery body is established inside the shell, shell top activity is equipped with the apron, apron top both sides are fixed anodal terminal and the negative terminal of being equipped with respectively, the mounting groove has been seted up to apron top one side, the mounting groove internalization is equipped with the backing plate, the backing plate top is equipped with earth-leakage protector, earth-leakage protector establishes ties between battery body and anodal terminal and between battery body and the negative terminal, mounting groove top activity articulates there is the closing plate, the fixed siren that is equipped with in closing plate top one side, the siren is connected with earth-leakage protector's output.

In a preferred embodiment, the caulking groove has been seted up at the backing plate top, caulking groove inner wall fixed surface is equipped with the silica gel piece, silica gel piece inner wall contacts with the earth-leakage protector outer wall, and the silica gel piece adopts silica gel to make, can play the effect of buffering, avoids earth-leakage protector to collide and damage with the caulking groove when using, does not have electric conductivity, reduces the production of static, makes whole device safer when using, both sides are all fixed and are equipped with the pull rod around the backing plate top, the pull rod top contacts with the closing plate inner wall, and convenient to use person takes out the backing plate from the mounting groove.

In a preferred embodiment, the sealing plate inner wall surface is fixed and is equipped with two silica gel blocks that are symmetrically distributed, silica gel block bottom contacts with earth-leakage protector top, utilizes silica gel block to support earth-leakage protector, can improve earth-leakage protector's stability when using.

In a preferred embodiment, the outer wall surface of one side of the cover plate is provided with a plurality of heat dissipation holes, and one side of each heat dissipation hole is communicated with the inside of the corresponding mounting groove, so that the heat dissipation effect of the leakage protector is improved.

In a preferred embodiment, all fixed filter screen and waterproof ventilated membrane of being equipped with in every radiating hole, the filter screen is established in waterproof ventilated membrane one side, and the dust impurity in the air can be filtered to the filter screen, avoids dust impurity to enter into the mounting groove in, influences earth-leakage protector's use, and water in the air can be filtered to waterproof ventilated membrane, prevents that water from entering into the mounting groove, causes the damage of circuit.

In a preferred embodiment, a pull belt is fixedly arranged at the center of the top of the cover plate, so that the cover plate is convenient to take down from the shell.

In a preferred embodiment, the four corners of the top of the cover plate are respectively in threaded connection with screws, and the cover plate is in threaded connection with the shell through the screws, so that the cover plate and the shell can be conveniently detached, and the battery body inside the shell can be inspected.

The utility model has the technical effects and advantages that:

1. according to the utility model, through the arrangement of the leakage protector, when the leakage protector detects that the current in the circuit is too large, the voltage is too large or a short circuit occurs, the leakage protector can automatically control the circuit to be closed, and an alarm is given out through the alarm to timely inform a user to check the battery, so that the use safety of the battery is ensured.

2. Through the setting of a plurality of louvres, the cold air of outside enters into the mounting groove through the louvre in, carry out the radiating action to earth-leakage protector, avoid earth-leakage protector high temperature, the influence is to the protection effect of circuit, and all be provided with the filter screen in every louvre, the dust impurity in the air can be filtered to the filter screen, avoid dust impurity to enter into the mounting groove in, influence earth-leakage protector's use, the water in the air can be filtered to waterproof ventilated membrane, prevent that water from entering into the mounting groove in, cause the damage of circuit.

Drawings

Fig. 1 is a front view of the overall structure of the present invention.

Fig. 2 is an exploded view of the present invention.

Fig. 3 is a cross-sectional view of the cover plate of the present invention.

Fig. 4 is an enlarged view of the portion a of fig. 3 according to the present invention.

Fig. 5 is a front view of the shim plate of the present invention.

The reference signs are: 1. a housing; 2. a battery body; 3. a cover plate; 4. a positive terminal; 5. a negative terminal; 6. mounting grooves; 7. a base plate; 8. a leakage protector; 9. a sealing plate; 10. an alarm; 11. caulking grooves; 12. a silica gel sheet; 13. a pull rod; 14. a silica gel block; 15. heat dissipation holes; 16. a filter screen; 17. a waterproof breathable film; 18. pulling the belt; 19. and (4) screws.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to the attached

drawings

1, 2, 3 and 5 of the specification, the embodiment of the safety battery with the overcurrent and short-circuit protection structure comprises a housing 1 and a battery body 2, wherein the battery body 2 is arranged inside the housing 1, a cover plate 3 is movably arranged at the top of the housing 1 and used for sealing the housing 1, a positive terminal 4 and a negative terminal 5 are respectively and fixedly arranged at two sides of the top of the cover plate 3, an installation groove 6 is formed in one side of the top of the cover plate 3, a backing plate 7 is movably arranged in the installation groove 6, a leakage protector 8 is arranged at the top of the backing plate 7, the leakage protector 8 is called a leakage switch for short, and is also called a leakage breaker, and is mainly used for electric shock protection of a person with fatal danger when the equipment has a leakage fault, has overload and short-circuit protection functions, can be used for protecting overload and short circuit of a line or a motor, and can also be used for infrequently switching and starting the line under normal conditions, the top of the backing plate 7 is provided with an embedded groove 11, the surface of the inner wall of the embedded groove 11 is fixedly provided with a silica gel sheet 12, the inner wall of the silica gel sheet 12 is contacted with the outer wall of the earth-leakage protector 8, the front side and the rear side of the top of the backing plate 7 are respectively fixedly provided with a pull rod 13, the top of the pull rod 13 is contacted with the inner wall of the sealing plate 9, the silica gel sheet 12 not only can play a role of buffering between the earth-leakage protector 8 and the embedded groove 11, but also can avoid the generation of static electricity, the earth-leakage protector 8 is connected between the battery body 2 and the positive terminal 4 and between the battery body 2 and the negative terminal 5 in series, the circuit is protected by the earth-leakage protector 8, the circuit can be effectively prevented from short circuit, the top of the mounting groove 6 is movably hinged with the sealing plate 9 to seal the mounting groove 6 and protect the earth-leakage protector 8, the surface of the inner wall of the sealing plate 9 is fixedly provided with two silica gel blocks 14 which are symmetrically distributed, 14 bottoms of silica gel piece contact with 8 tops of earth-leakage protector, when closing plate 9, two silica gel pieces 14 support respectively at 8 tops of earth-leakage protector, further increase 8 stability of earth-leakage protector, the fixed siren 10 that is equipped with in closing plate 9 top one side, siren 10 sends out the police dispatch newspaper, can in time inform the user to look over, siren 10 is connected with 8 output of earth-leakage protector.

The implementation scenario is specifically as follows: when the device is used, firstly, the screw 19 between the cover plate 3 and the shell 1 is unscrewed, then the pull belt 18 is grasped to take the cover plate 3 off the shell 1, the battery body 2 is placed in the shell 1, then the cover plate 3 is closed, the cover plate 3 and the shell 1 are connected again by using the screw 19, after the device is installed, the battery body 2 can be used, through the arrangement of the leakage protector 8, when the leakage protector 8 detects that the current in the circuit is overlarge, the voltage is overlarge or short circuit occurs, the leakage protector 8 can be automatically controlled, and the alarm 10 gives an alarm to inform a user to check in time, so as to ensure the use safety of the battery, after the device is used for a long time, the sealing plate 9 can be turned over and opened from the mounting groove 6, then the two pull rods 13 are pulled to take the base plate 7 out from the mounting groove 6, then the leakage protector 8 on the base plate 7 is checked and replaced, simple structure, it is more convenient that the operation is got up, earth-leakage protector 8 is installed in caulking groove 11 of backing plate 7, can conveniently install the dismantlement to earth-leakage protector 8 to be provided with silica gel piece 12 in caulking groove 11, silica gel piece 12 can play the effect of buffering, avoids earth-leakage protector 8 to collide and damage with caulking groove 11 when using, and silica gel piece 12 adopts silica gel to make, does not have electric conductivity, reduces the production of static, makes whole device safer when using.

Referring to the attached figures 2, 3 and 4 of the specification, in the embodiment of the safety battery with the overcurrent and short-circuit protection structure, the outer wall surface of one side of the cover plate 3 is provided with a plurality of heat dissipation holes 15 to improve the speed of air circulation, one side of each heat dissipation hole 15 is communicated with the inside of the mounting groove 6, a filter screen 16 and a waterproof breathable film 17 are fixedly arranged in each heat dissipation hole 15, the filter screen 16 is called a filter screen for short and is formed by processing metal wire meshes with different meshes and has the functions of filtering molten material flow and increasing resistance of the material flow so as to filter mechanical impurities and improve the mixing or plasticizing effect, the waterproof breathable film 17 is a novel high-molecular waterproof material, the air is filtered by the filter screen 16 and the waterproof breathable film 17, the filter screen 16 is arranged on one side of the waterproof breathable film 17, a drawstring 18 is fixedly arranged at the center of the top of the cover plate 3, and four corners of the top of the cover plate 3 are in threaded connection with screws 19, the cover plate 3 is in threaded connection with the shell 1 through a screw 19, and the battery body 2 is convenient to mount and dismount.

The implementation scenario is specifically as follows: when using earth-leakage protector 8 to protect the circuit, the heat that earth-leakage protector 8 long-time operation produced is through a plurality of louvres 15 outside of discharging, the cold air of outside also can enter into mounting groove 6 through louvre 15 in, carry out the radiating action to earth-leakage protector 8, avoid 8 high-temperature of earth-leakage protector, the influence is to the protection effect of circuit, and all be provided with filter screen 16 in every louvre 15, filter screen 16 can filter the dust impurity in the air, avoid dust impurity to enter into mounting groove 6 in, influence earth-leakage protector 8's use, water in the air can be filtered to waterproof ventilated membrane 17, prevent that water from entering into mounting groove 6 in, cause the damage of circuit.

And finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.

Claims

1. The utility model provides a safe type battery with overcurrent short-circuit protection structure, includes shell (1) and battery body (2), establish inside shell (1) battery body (2), its characterized in that: the utility model discloses a battery, including shell (1), mounting groove (6), backing plate (7), base plate (7) top are equipped with earth-leakage protector (8), earth-leakage protector (8) establish ties between battery body (2) and positive terminal (4) and between battery body (2) and negative terminal (5), mounting groove (6) top activity is equipped with backing plate (7), backing plate (7) top is equipped with earth-leakage protector (8), earth-leakage protector (8) are established ties between battery body (2) and positive terminal (4) and between battery body (2) and negative terminal (5), mounting groove (6) top activity articulates there is closing plate (9), closing plate (9) top one side is fixed and is equipped with siren (10), siren (10) are connected with the output of earth-leakage protector (8).

2. The safety battery with the overcurrent short-circuit protection structure as set forth in claim 1, wherein: caulking groove (11) have been seted up at backing plate (7) top, caulking groove (11) inner wall fixed surface is equipped with silica gel piece (12), silica gel piece (12) inner wall contacts with earth-leakage protector (8) outer wall, both sides are all fixed around backing plate (7) top and are equipped with pull rod (13), pull rod (13) top contacts with closing plate (9) inner wall.

3. The safety battery with the overcurrent short-circuit protection structure as set forth in claim 1, wherein: the surface of the inner wall of the sealing plate (9) is fixedly provided with two silica gel blocks (14) which are symmetrically distributed, and the bottoms of the silica gel blocks (14) are contacted with the top of the leakage protector (8).

4. The safety battery with the overcurrent short-circuit protection structure as set forth in claim 1, wherein: a plurality of heat dissipation holes (15) are formed in the outer wall surface of one side of the cover plate (3), and one side of each heat dissipation hole (15) is communicated with the inside of the corresponding mounting groove (6).

5. The safety battery with the overcurrent short-circuit protection structure as set forth in claim 4, wherein: all fixed filter screen (16) and waterproof ventilated membrane (17) of being equipped with in every louvre (15), establish in waterproof ventilated membrane (17) one side filter screen (16).

6. The safety battery with the overcurrent short-circuit protection structure as set forth in claim 1, wherein: a pull belt (18) is fixedly arranged at the center of the top of the cover plate (3).

7. The safety battery with the overcurrent short-circuit protection structure as set forth in claim 1, wherein: the four corners of the top of the cover plate (3) are connected with screws (19) in a threaded manner, and the cover plate (3) is connected with the shell (1) in a threaded manner through the screws (19).