CN219534708U - Waterproof lithium battery - Google Patents

Abstract

The utility model discloses a waterproof lithium battery which comprises an outer shell, a heat radiation component and a waterproof component, wherein the heat radiation component is arranged at one end of the outer shell, the waterproof component is arranged at the inner bottom end of the outer shell, the waterproof component comprises a heat radiation metal plate, water absorption resin, a foam-rubber cushion, a spring and a rubber cushion, the water absorption resin is arranged at the bottom end of the metal plate, and the foam-rubber cushion is arranged at the bottom end of the water absorption resin. The three are combined into the whole to form the three-dimensional plate through the adhesion mode between the heat dissipation metal plate, the water absorption resin and the sponge cushion, so that the three-dimensional plate has the effects of absorbing water and dissipating heat, the working environment of the lithium battery is kept in a dry heat dissipation environment, the safety performance of the lithium battery is further improved, the embedded connection is convenient for assembling between the spring and the rubber cushion, meanwhile, the spring is convenient to detach, has certain elasticity, and can be used for carrying out certain compression-resistant buffering on the lithium battery, so that the service life of the lithium battery is longer.

Description

Waterproof lithium battery

Technical Field

The utility model relates to the technical field of lithium batteries, in particular to a waterproof lithium battery.

Background

Nowadays, lithium batteries are a type of battery using a nonaqueous electrolyte solution with lithium metal or lithium alloy as a negative electrode material, and with the development of science and technology, lithium batteries have become a mainstream, and lithium batteries can be roughly classified into two types: the lithium metal battery and the lithium ion battery are rechargeable, and the lithium ion battery does not contain lithium in a metal state, and is superior to the lithium ion battery in safety, specific capacity, self-discharge rate and cost performance.

In use of lithium batteries on the market, the lithium battery pack can be installed at the bottom of an electric vehicle, and because some objects easy to leak water can be stored in the electric vehicle carriage, the lithium batteries can be damaged when the objects seep into the lithium battery storage box body at the bottom of the vehicle carriage under water.

Disclosure of Invention

The present utility model is directed to a waterproof lithium battery, which solves the problems of the lithium battery set proposed in the above-mentioned background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a waterproof lithium cell, includes external shell, radiator unit and waterproof module, the one end of external shell is provided with radiator unit, and the inside bottom of external shell is provided with waterproof module, waterproof module includes heat dissipation metal sheet, water absorbent resin, foam-rubber cushion, spring and rubber pad, and the bottom of heat dissipation metal sheet is provided with water absorbent resin, water absorbent resin's bottom is provided with the foam-rubber cushion, and the bottom of foam-rubber cushion is connected with the spring, the rubber pad is installed to the bottom of spring.

Further, the heat dissipation metal plate, the water absorption resin and the foam cushion are adhered, and the appearance sizes of the heat dissipation metal plate, the water absorption resin and the foam cushion are matched.

Furthermore, the rubber pad is connected with the spring in an embedded way, and the rubber pad can be detached.

Further, the outside casing includes lithium cell, protective housing and backing plate, and the outside of lithium cell is provided with the protective housing, the bottom of protective housing is provided with the backing plate.

Further, be the block between protective housing and the backing plate and connect, and the surface of protective housing has the through-hole.

Further, the radiating component comprises an outer shell, a fan, a button cell, a clamping groove and a through hole, the fan is arranged in the outer shell, the button cell is arranged at one end of the fan, the through hole is formed in one end of the button cell, and the clamping groove is formed in the end face of the outer shell.

Further, the clamping groove is connected with the outer shell, and through holes which are convenient for threaded connection are formed in the two ends of the outer shell.

Furthermore, the button battery is connected with the outer shell in an embedded way, and the button battery can be replaced.

Compared with the prior art, the utility model has the beneficial effects that: this waterproof lithium cell is provided with the metal sheet that will dispel the heat, through its adhesion mode with the three between water-absorbent resin and the foam-rubber cushion three with the three become a whole and constitute a three-dimensional board, make its this three-dimensional board have the efficiency of absorbing water and radiating, keep a dry radiating environment for its lithium cell's operational environment, let the security performance of lithium cell further promote, the embedding is connected the equipment between be convenient for spring and the rubber pad, also convenient dismantlement to the spring simultaneously, the spring has certain elasticity, can carry out certain resistance to compression buffering to the lithium cell, make its lithium cell's life longer.

The installation of backing plate can raise the position of leaving the bottom of whole lithium cell, prevents that direct contact from water stain, thereby causes the lithium cell to advance water and makes its lithium cell take place to damage, and the surface of protective housing has the through-hole simultaneously, can accelerate the dissipation of lithium cell heat, prevents that the spontaneous combustion incident from taking place for the lithium cell.

The draw-in groove that the bottom surface of shell body is connected can be with the whole knot of radiator unit on the shell body of outside, and its mounting means is simple be convenient for operate, and the dismantlement of later stage of also being convenient for simultaneously is guaranteed its heat dispersion with maintaining, and its button cell is installed in the inside embedding of shell body, and this button cell provides the electric energy for the fan and makes its fan can normally work, provides a heat abstractor for its whole lithium cell, promotes the radiating effect of its lithium cell, prevents that the high temperature of lithium cell from causing the damage.

Drawings

FIG. 1 is a schematic perspective view of an outer housing of the present utility model;

FIG. 2 is a schematic perspective view of a heat dissipating assembly according to the present utility model;

fig. 3 is a schematic cross-sectional perspective view of the waterproof assembly of the present utility model.

In the figure: 1. an outer housing; 101. a lithium battery; 102. a protective shell; 103. a backing plate; 2. a heat dissipation assembly; 201. an outer housing; 202. a blower; 203. a button cell; 204. a clamping groove; 205. a through hole; 3. a waterproof assembly; 301. a heat-radiating metal plate; 302. a water-absorbent resin; 303. a sponge cushion; 304. a spring; 305. and a rubber pad.

Detailed Description

As shown in fig. 1-2, a waterproof lithium battery includes: the external shell 1, the heat radiation component 2 and the waterproof component 3, one end of the external shell 1 is provided with the heat radiation component 2, and the internal bottom end of the external shell 1 is provided with the waterproof component 3, the external shell 1 comprises a lithium battery 101, a protective shell 102 and a backing plate 103, the external part of the lithium battery 101 is provided with the protective shell 102, the bottom end of the protective shell 102 is provided with the backing plate 103, the protective shell 102 and the backing plate 103 are in clamping connection, the surface of the protective shell 102 is provided with a through hole, the backing plate 103 which is in clamping installation is arranged at the bottom end of the protective shell 102, the backing plate 103 can be detached from the protective shell 102, the installation of the backing plate 103 can raise the bottom-off position of the whole lithium battery 101, the direct contact with water stain is prevented, the lithium battery 101 is caused to enter water, the lithium battery 101 is damaged, meanwhile, the surface of the protective shell 102 is provided with the through hole, the heat dissipation of the lithium battery 101 can be accelerated, the spontaneous combustion event is prevented, the heat radiation component 2 comprises an outer shell 201, a fan 202, button cells 203, clamping grooves 204 and through holes 205, the fan 202 is arranged in the outer shell 201, the button cells 203 are arranged at one end of the fan 202, the through holes 205 are arranged at one end of the button cells 203, the clamping grooves 204 are arranged at the end face of the outer shell 201, the clamping grooves 204 are connected with the outer shell 201, the through holes 205 which are convenient for threaded connection are arranged at two ends of the outer shell 201, the clamping grooves 204 which are connected with the bottom end surface of the outer shell 201 are arranged at two ends of the outer shell 201, the through holes 205 are convenient for later fixing and use, the heat radiation component 2 can be integrally buckled on the outer shell 1 through the clamping grooves 204 which are connected with the bottom end surface of the outer shell 201, the installation mode is simple and convenient for operation, meanwhile, the later disassembly and maintenance are convenient to ensure the heat radiation performance of the heat radiation component, the button cells 203 are connected with the outer shell 201 in an embedded manner, and button cell 203 can be changed, the button cell 203 of embedding installation is had in the inside of shell body 201, and button cell 203 can be changed simultaneously, and its button cell 203 of embedding installation of the inside of shell body 201, this button cell 203 provide the electric energy for fan 202 and make its fan 202 can normally work, provide a heat abstractor for its whole lithium cell 101, promote the radiating effect of its lithium cell 101, prevent that the high temperature of lithium cell 101 from causing the damage.

As shown in fig. 3, a waterproof lithium battery, waterproof assembly 3 includes heat dissipation metal sheet 301, water absorbent resin 302, foam-rubber cushion 303, spring 304 and rubber pad 305, and the bottom of heat dissipation metal sheet 301 is provided with water absorbent resin 302, the bottom of water absorbent resin 302 is provided with foam-rubber cushion 303, and the bottom of foam-rubber cushion 303 is connected with spring 304, rubber pad 305 is installed to the bottom of spring 304, heat dissipation metal sheet 301, be the adhesion between water absorbent resin 302 and the foam-rubber cushion 303, and heat dissipation metal sheet 301, between the three of water absorbent resin 302 and foam-rubber cushion 303, two looks mutual adhesion, simultaneously heat dissipation metal sheet 301, the appearance size between the three of water absorbent resin 302 and the foam-rubber cushion 303 is the same, constitute a whole through its adhesion mode with the three constitute a three whole three and constitute a three-dimensional board, make this three-dimensional board have the efficiency of water absorption and heat dissipation, keep the environment of a dry heat dissipation metal sheet 301 for its working environment of lithium battery 101, let the lithium battery 101 promote the environment of lithium battery 304, the performance of the lithium battery 101 is further carried out, can change the life-span between the spring 305 and the spring 305, can be the rubber pad 305 is also carried out the connection with the spring 305, can be had the life-span of the rubber pad 305, and can be more long-time, the life is embedded in the spring 101, the life is convenient, the life can be connected with the spring pad 305, and the lithium battery has the spring pad 305 can be embedded into the rubber pad, and can be more has the life, and can be embedded into the spring pad, and can be used, the spring pad can be used, and can be used.

Working principle: for such waterproof lithium battery, firstly, the heat dissipation metal plate 301, the water absorbing resin 302 and the foam cushion 303 are adhered to each other in pairs, meanwhile, the appearance sizes of the heat dissipation metal plate 301, the water absorbing resin 302 and the foam cushion 303 are the same, the water absorbing resin 302 and the foam cushion 303 are formed into a whole through adhesion, a lifting effect is started, then the top end surface of the rubber cushion 305 is embedded with the safety rotating spring 304, the spring 304 can be clamped into the rubber cushion 305, meanwhile, the bottom end of the protective shell 102 is provided with the base plate 103 which is clamped and installed, the base plate 103 can be detached from the protective shell 102, then the bottom end surface of the outer shell 201 is provided with the clamping groove 204 which is connected, meanwhile, the two ends of the outer shell 201 are provided with through holes 205 which are convenient for later fixing use, the button battery 203 which is embedded and installed is arranged inside the outer shell 201, and meanwhile, the button battery 203 can be replaced, and the fan 202 is driven to rotate for rapid heat dissipation, so that the whole waterproof lithium battery is used.

Claims (8)

1. The utility model provides a waterproof lithium cell, includes outside casing (1), radiator unit (2) and waterproof subassembly (3), its characterized in that: one end of outside casing (1) is provided with radiator unit (2), and the inside bottom of outside casing (1) is provided with waterproof subassembly (3), waterproof subassembly (3) are including heat dissipation metal sheet (301), water absorption resin (302), foam-rubber cushion (303), spring (304) and rubber pad (305), and the bottom of heat dissipation metal sheet (301) is provided with water absorption resin (302), the bottom of water absorption resin (302) is provided with foam-rubber cushion (303), and the bottom of foam-rubber cushion (303) is connected with spring (304), rubber pad (305) are installed to the bottom of spring (304).

2. The waterproof lithium battery of claim 1, wherein: the heat dissipation metal plate (301), the water absorption resin (302) and the foam cushion (303) are adhered, and the appearance sizes of the heat dissipation metal plate (301), the water absorption resin (302) and the foam cushion (303) are matched.

3. The waterproof lithium battery of claim 1, wherein: the rubber pad (305) is connected with the spring (304) in an embedded mode, and the rubber pad (305) can be detached.

4. The waterproof lithium battery of claim 1, wherein: the lithium battery pack comprises an outer shell (1), a lithium battery (101), a protective shell (102) and a base plate (103), wherein the protective shell (102) is arranged outside the lithium battery (101), and the base plate (103) is arranged at the bottom end of the protective shell (102).

5. The waterproof lithium battery of claim 4, wherein: the protection shell (102) is connected with the backing plate (103) in a clamping mode, and through holes are formed in the surface of the protection shell (102).

6. The waterproof lithium battery of claim 1, wherein: the heat dissipation assembly (2) comprises an outer shell (201), a fan (202), a button cell (203), a clamping groove (204) and a through hole (205), wherein the fan (202) is arranged in the outer shell (201), the button cell (203) is arranged at one end of the fan (202), the through hole (205) is arranged at one end of the button cell (203), and the clamping groove (204) is formed in the end face of the outer shell (201).

7. The waterproof lithium battery of claim 6, wherein: the clamping groove (204) is connected with the outer shell (201), and through holes (205) which are convenient for threaded connection are formed in two ends of the outer shell (201).

8. The waterproof lithium battery of claim 6, wherein: the button battery (203) is connected with the outer shell (201) in an embedded mode, and the button battery (203) can be replaced.