CN212783585U

CN212783585U - Lithium ion storage battery with good heat dissipation performance

Info

Publication number: CN212783585U
Application number: CN202021764635.6U
Authority: CN
Inventors: 林镇喜
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-21
Filing date: 2020-08-21
Publication date: 2021-03-23
Anticipated expiration: 2030-08-21

Abstract

The utility model discloses a lithium ion battery that heat dispersion is good, which comprises an outer shell, the top of shell is provided with the top cap, bottom fixed mounting in the battery chamber has a plurality of batteries, and is a plurality of shell inner wall between the battery is provided with heat abstractor, heat abstractor includes the baffle, shell inner wall between the baffle fixed mounting battery, the basin has been seted up to the inside of baffle, the top movable mounting of basin has sealed lid, the inner wall fixed mounting that the basin is close to the top has the baffle, fixed mounting has the fixed plate between the inner wall of baffle bottom and the inner wall of basin, the top intercommunication of fixed plate has the capillary, install the capillary core in the capillary. The utility model discloses a set up heat abstractor, utilize the principle of capillary phenomenon, reached and continuously utilized water evaporation to come baffle and battery radiating effect.

Description

Lithium ion storage battery with good heat dissipation performance

Technical Field

The utility model relates to a battery technical field specifically is a lithium ion battery that heat dispersion is good.

Background

The storage battery is a generic name of all chemical energy batteries that can be recharged and reused after the electricity reaches a certain level, and is also called as rechargeable battery.

For example, chinese patent publication No. CN204793086U includes a terminal, a plurality of cell units, a housing, and a housing cover capable of covering the housing; a lug is arranged on the single battery cell; the single battery cell is positioned in the shell, the shell cover is positioned above the single battery cell, and the pole is positioned above the shell cover and connected with the pole lug; the side surface of the shell is provided with a heat dissipation channel which communicates the inside with the outside of the shell. The heat dissipation structure has the characteristics of reasonable design, simple structure, good heat dissipation, high mechanical strength, high safety, long service life, simple process and easiness in realizing batch production.

This device also has the following disadvantages: the device only radiates heat through the radiating channel, and the radiating effect is not good, so that the lithium ion storage battery with good radiating performance is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lithium ion battery that heat dispersion is good possesses the good advantage of radiating effect, has solved the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a lithium ion battery that heat dispersion is good, includes the shell, the top of shell is provided with the top cap, bottom fixed mounting in the battery chamber has a plurality of batteries, and is a plurality of shell inner wall between the battery is provided with heat abstractor.

The heat dissipation device comprises a partition plate, an inner wall of a shell between storage batteries is fixedly installed on the partition plate, a water tank is arranged inside the partition plate, a sealing cover is movably installed at the top of the water tank, a baffle is fixedly installed on the inner wall of the water tank close to the top of the water tank, a fixing plate is fixedly installed between the outer wall of the bottom of the baffle and the inner wall of the water tank, the top of the fixing plate is communicated with a capillary tube, a capillary core is installed in the capillary tube, one end, penetrating out of the bottom of the fixing plate, of the capillary tube penetrates into the water tank, an air outlet is formed in the bottom, close to one side of the fixing plate, of the sealing cover, a water inlet is formed in the bottom, far away from one side of the fixing plate, a.

Preferably, the outer walls of the guide pipe penetrating out of the two ends of the bottom of the sealing cover are fixedly provided with sealing rings.

Preferably, the inner wall of the top of the water tank is provided with a clamping groove, the bottom of the sealing cover is fixedly provided with a buckle, and the buckle is clamped on the inner wall of the clamping groove.

Preferably, the top cover is fixedly connected with the shell through bolts.

Preferably, the outer wall of the housing is fixedly provided with a heat radiating fin.

Preferably, the outer wall of the clapboard, which is far away from the water tank, is provided with a power-on wire hole.

Compared with the prior art, the beneficial effects of the utility model are as follows: the utility model discloses a set up heat abstractor, utilize the principle of capillary phenomenon, make the water in the basin rise to the top through the capillary, then the heat of battery transmission feed water inslot evaporates water, then water is from the pipe through the heat dissipation, then with in the water reflux groove behind the vapor condensation, reached and continuously utilized water evaporation to come to baffle and battery radiating effect.

Drawings

Fig. 1 is a schematic structural view of a top cover and a housing according to the present invention;

fig. 2 is a schematic structural view of the front cross-sectional view of the present invention;

FIG. 3 is a schematic structural view of the cross-sectional view taken along the line A-A of the present invention;

fig. 4 is a schematic diagram of the enlarged view at the position B of the present invention.

In the figure: 1. a housing; 2. a top cover; 3. a storage battery; 4. a partition plate; 5. a water tank; 6. a sealing cover; 7. a baffle plate; 8. a fixing plate; 9. a capillary tube; 10. a capillary core; 11. an air outlet; 12. a water inlet hole; 13. a heat dissipation plate; 14. a conduit; 15. a seal ring; 16. a card slot; 17. buckling; 18. a heat dissipating fin; 19. and (6) a power-on wire hole.

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 to 4, the present invention provides a technical solution: the utility model provides a lithium ion battery that heat dispersion is good, includes shell 1, and the top of shell 1 is provided with top cap 2, and shell 1 and top cap 2 play the effect of protection battery 3, and the bottom fixed mounting in the 3 chambeies of battery has a plurality of batteries 3, has reached the effect that improves battery capacity through a plurality of

batteries

3, and 1 inner wall of shell between a plurality of batteries 3 is provided with heat abstractor.

The heat dissipation device comprises a partition plate 4, the partition plate 4 is fixedly provided with the inner wall of a shell 1 between storage batteries 3, each storage battery 3 is separated through the partition plate 4, and heat generated by each storage battery 3 cannot influence each other, a water tank 5 is arranged inside the partition plate 4, water can be pre-stored in the water tank 5, a sealing cover 6 is movably arranged at the top of the water tank 5, a baffle plate 7 is fixedly arranged on the inner wall of the water tank 5 close to the top, the water tank 5 is divided into two parts through the baffle plate 7, one part is used for evaporating water to achieve cooling, the other part is used for refluxing condensed water, a fixing plate 8 is fixedly arranged between the outer wall at the bottom of the baffle plate 7 and the inner wall of the water tank 5, one side of the water tank 5 can be vertically separated through the fixing plate 8, the top of the fixing plate 8 is communicated with a capillary tube 9, a, one end of the capillary 9, which penetrates out of the bottom of the fixing plate 8, penetrates into the water tank 5, the fine capillary 9 is inserted into water, water can rise to a certain height in the capillary and then stops, for the capillary 9 and the capillary core 10, the water is a wetting liquid, the phenomenon that the water rises in the capillary 9 is called capillary phenomenon, the water can rise from the water tank 5 to the upper side of the fixing plate 8 through the capillary core 10 and the capillary 9 by utilizing the capillary phenomenon, at the moment, the heat generated by the storage battery 3 is transferred to the partition plate 4, so that the water in the capillary 9 can be evaporated, the effects of cooling and radiating are further achieved, the bottom of the sealing cover 6, which is close to the fixing plate 8, is provided with an air outlet 11, the bottom of the sealing cover 6, which is far away from the fixing plate 8, is provided with an water inlet 12, the top of the top cover 2 is fixedly provided with a radiating plate 13, a guide, the evaporated water vapor enters from one end of the guide pipe 14 at the air outlet, then the water vapor is radiated in the guide pipe 14 through the radiating plate 13, then the water vapor is condensed in the guide pipe 14, and the condensed water flows back to the water tank 5 from the tail end of the guide pipe 14 at the water inlet 12, so that the effect of continuously utilizing the water evaporation to radiate the partition plate 4 and the storage battery 3 is achieved.

Furthermore, the outer walls of the guide pipe 14 penetrating through the two ends of the bottom of the sealing cover 6 are fixedly provided with sealing rings 15, and the guide pipe 14 can achieve a sealing effect after penetrating through the air outlet hole 11 and the water inlet hole 12 through the sealing rings 15.

Further, draw-in groove 16 has been seted up to the inner wall at basin 5 top, and the bottom fixed mounting of sealed lid 6 has buckle 17, and buckle 17 joint is at the inner wall of draw-in groove 16, through buckle 17 and draw-in groove 16, conveniently loads and unloads sealed lid 6 to can install the sealing strip between sealed lid 6 and the basin 5, prevent that the water in the basin 5 from making the moist short circuit of battery 3.

Further, the top cover 2 is fixedly connected with the shell 1 through bolts, and the shell 1 can be conveniently detached through the bolts, so that the service condition of the storage battery 3 can be conveniently checked.

Further, the outer wall of the housing 1 is fixedly provided with the heat dissipation fins 18, and the heat dissipation fins 18 can further improve the heat dissipation effect of the battery 3 and the housing 1.

Furthermore, the outer wall of the partition plate 4, which is far away from the water tank 5, is provided with a power line hole 19, and a power line connected with the storage battery 3 can penetrate through the power line hole 19, so that the storage batteries 3 can be conveniently communicated with one another.

The working principle is as follows: when the lithium ion storage battery with good heat dissipation performance is used, water is reserved in the water tank 5, the water can rise to the upper portion of the fixing plate 8 from the water tank 5 through the capillary core 10 and the capillary tube 9 by utilizing the capillary phenomenon, at the moment, the heat generated by the storage battery 3 is transferred to the partition plate 4, so that the water in the capillary tube 9 can be evaporated, the evaporated water vapor enters from one end of the guide tube 14 at the air outlet 11, then the water vapor is dissipated in the guide tube 14 through the heat dissipation plate 13, then the water vapor can be condensed in the guide tube 14, and the condensed water can flow back to the water tank 5 from the tail end of the guide tube 14 at the water inlet 12, so that the effect of continuously dissipating the heat of the partition plate 4 and the storage battery 3 by utilizing the.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a lithium ion battery that heat dispersion is good, includes shell (1), its characterized in that: a top cover (2) is arranged at the top of the shell (1), a plurality of storage batteries (3) are fixedly arranged at the bottom in cavities of the storage batteries (3), and a heat dissipation device is arranged on the inner wall of the shell (1) among the storage batteries (3);

the heat dissipation device comprises a partition plate (4), the partition plate (4) is fixedly provided with an inner wall of a shell (1) between storage batteries (3), a water tank (5) is arranged inside the partition plate (4), a sealing cover (6) is movably arranged at the top of the water tank (5), a baffle (7) is fixedly arranged on the inner wall of the water tank (5) close to the top, a fixing plate (8) is fixedly arranged between the outer wall of the bottom of the baffle (7) and the inner wall of the water tank (5), the top of the fixing plate (8) is communicated with a capillary tube (9), a capillary core (10) is arranged in the capillary tube (9), one end of the capillary tube (9) penetrating out of the bottom of the fixing plate (8) penetrates into the water tank (5), an air outlet hole (11) is formed in the bottom of one side, close to the fixing plate (8), of the sealing cover (6) far away from, the top fixed mounting of top cap (2) has heating panel (13), fixed mounting has pipe (14) in heating panel (13), pipe (14) are worn out the both ends of sealed lid (6) bottom and are inserted in venthole (11) and inlet opening (12) respectively.

2. The lithium ion battery with good heat dissipation performance according to claim 1, characterized in that: and the outer walls of the guide pipe (14) penetrating through the two ends of the bottom of the sealing cover (6) are fixedly provided with sealing rings (15).

3. The lithium ion battery with good heat dissipation performance according to claim 2, characterized in that: the inner wall of the top of the water tank (5) is provided with a clamping groove (16), the bottom of the sealing cover (6) is fixedly provided with a buckle (17), and the buckle (17) is clamped on the inner wall of the clamping groove (16).

4. The lithium ion battery of claim 3, which has good heat dissipation performance, wherein: the top cover (2) is fixedly connected with the shell (1) through bolts.

5. The lithium ion battery with good heat dissipation performance according to claim 4, characterized in that: and the outer wall of the shell (1) is fixedly provided with radiating fins (18).

6. The lithium ion battery with good heat dissipation performance according to claim 5, characterized in that: the outer wall of the clapboard (4) far away from the water tank (5) is provided with a power-on wire hole (19).