CN215731964U

CN215731964U - High-heat-dissipation rechargeable lithium battery for small electrical appliance

Info

Publication number: CN215731964U
Application number: CN202121947308.9U
Authority: CN
Inventors: 安建军; 徐珍明; 王樊; 饶玉园; 谭盛添
Original assignee: Guangdong Qianlan Technology Co ltd
Current assignee: Guangdong Qianlan Technology Co ltd
Priority date: 2021-08-19
Filing date: 2021-08-19
Publication date: 2022-02-01
Anticipated expiration: 2031-08-19

Abstract

The utility model relates to the technical field of lithium batteries, and particularly discloses a high-heat-dissipation rechargeable lithium battery for a small-sized electric appliance, which comprises a battery, a heat dissipation plate and a bearing plate arranged on the inner side of the battery, wherein the battery comprises two groups of electric cores which are stacked, and the inner side of the battery is fixedly connected with an inner frame which is connected with the electric cores; the heat dissipation plate is mutually clamped with the top of the battery and is fixedly connected with the heat dissipation plate through a fastener; the battery can lead out heat more quickly by the aid of the arranged fastening pieces matched with the heat conducting plate and the heat radiating plate, and the heat of the battery can be led out more quickly by the aid of the arranged heat conducting rubber sleeve and the metal plate and the combination of the circulating pump and the cooling liquid, so that the battery can be used for charging and discharging the battery, the service life of the battery is prolonged, the risk of explosion of the battery is reduced, and the whole battery can better serve the use requirement of a small battery.

Description

High-heat-dissipation rechargeable lithium battery for small electrical appliance

Technical Field

The utility model relates to the technical field of lithium batteries, in particular to a high-heat-dissipation rechargeable lithium battery for a small-sized electric appliance.

Background

Most of the electrical apparatus in the life need the battery to supply power and drive, therefore the use of lithium cell is very common, and the lithium cell will produce certain heat at the in-process of charge-discharge, especially the in-process of heavy current charge-discharge, can be in the inside a large amount of heats that produce of lithium cell, these heats if can not obtain timely water conservancy diversion, just let lithium cell inner structure appear unstably easily to cause the lithium cell to appear the swell, more someone can lead to the lithium cell risk that the explosion appears. Therefore, a high-heat-dissipation rechargeable lithium battery for a small-sized electric appliance is provided.

SUMMERY OF THE UTILITY MODEL

In view of the defects in the prior art, the present invention provides a high heat dissipation rechargeable lithium battery for small electrical appliances, which is used to solve the problems in the background art.

The utility model discloses a high-heat-dissipation rechargeable lithium battery for a small-sized electric appliance, which comprises a battery, a heat dissipation plate and a bearing plate arranged on the inner side of the battery, wherein the battery comprises two groups of electric cores which are arranged in a stacked manner, and the inner side of the battery is fixedly connected with an inner frame and is connected with the electric cores; the heat dissipation plate and the top of the battery are mutually clamped and fixedly connected with each other through a fastener, and a plurality of heat dissipation fins are arranged on the outer side of the heat dissipation plate in a strip shape and made of aluminum alloy; the bearing plate is located between two sets of electric cores, circular recess has been seted up at the top middle part of bearing plate, and is connected with the circulation subassembly, a plurality of through-holes have been seted up in the outside of bearing plate, and are connected with the reinforcement, the top of reinforcement is equipped with the filter screen.

Through the design of the technical scheme, the battery is matched with the heat dissipation plate and the bearing plate, so that the battery can be assembled better, and the heat of the battery can be led out more quickly when the battery works and is used.

As a further improvement of the utility model, the inner side of the battery is fixedly connected with an inner frame, the inner side of the inner frame is fixedly connected with two vertically arranged clamping frames, two sides of the two clamping frames are connected with auxiliary fixing pieces, and the auxiliary fixing pieces are fixedly connected with the plate body of the bearing plate.

Through the design of the technical scheme, the auxiliary fixing piece is matched with the inner frame connected with the inside of the battery, so that the clamping frame can be better fixed above the battery.

As a further improvement of the utility model, the four peripheral frames on the outer side of the battery are fixedly connected with the sealing frames, and the inner side of the sealing frame is hermetically connected with the four peripheral frames on the bottom of the heat dissipation plate.

Through the design of the technical scheme, the sealing frame is matched with the heat dissipation plate, so that the heat dissipation plate can be assembled with the outer side of the battery more stably, and the battery can be better cooled.

As a further improvement of the utility model, the outer side of the battery core is wound with a heat conducting plate, the inner side of the heat conducting plate is provided with a strip-shaped groove and is connected with a metal plate, the bottom of the heat conducting plate is connected with a bearing plate in an inserting manner, and the heat conducting plate is made of a heat conducting rubber sleeve.

Through the design of the technical scheme, the heat-conducting plate is matched with the heat-conducting rubber sleeve, so that the heat-conducting plate is matched with the heat-conducting rubber sleeve to better guide the heat dissipated outside the electric core in a winding manner.

As a further improvement of the utility model, the bottom of the supporting plate is fixedly connected with a group of transversely arranged bases, and the bottoms of the bases are matched with the bottoms of the batteries.

Through the design of the technical scheme, the battery arranged by the base is matched, so that the battery can be installed more tightly.

As a further improvement of the utility model, the inside of the circulating component is provided with a circulating pump, and the circulating pump is matched with the cooling liquid soaking filled in the inside of the battery.

Through the design of the technical scheme, the circulating assembly arranged by matching the circulating pump can lead the cooling liquid to be better guided, so that the heat is led out more quickly.

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

the battery can lead out heat more quickly by the aid of the arranged fastening pieces matched with the heat conducting plate and the heat radiating plate, and the heat of the battery can be led out more quickly by the aid of the arranged heat conducting rubber sleeve and the metal plate and the combination of the circulating pump and the cooling liquid, so that the battery can be used for charging and discharging the battery, the service life of the battery is prolonged, the risk of explosion of the battery is reduced, and the whole battery can better serve the use requirement of a small battery.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic top view of a battery according to the present invention;

FIG. 2 is a schematic cross-sectional view of a battery according to the present invention;

fig. 3 is a schematic diagram of a cell assembly structure according to the present invention;

FIG. 4 is a schematic top view of the supporting plate of the present invention.

In the figure: 01. a battery; 02. a fastener; 03. a heat dissipation plate; 04. a support plate; 05. a sealing frame; 06. an auxiliary fixing member; 07. clamping a frame; 08. an inner frame; 09. a heat conducting plate; 10. an electric core; 11. a metal plate; 12. a heat-conducting rubber sleeve; 13. a base; 14. a reinforcement; 15. a circulation component; 16. filtering with a screen; 17. and a circulating pump.

Detailed Description

In the following description, for purposes of explanation, numerous implementation details are set forth in order to provide a thorough understanding of the various embodiments of the present invention. It should be understood, however, that these implementation details are not to be interpreted as limiting the utility model. That is, in some embodiments of the utility model, such implementation details are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

Example 1:

please refer to fig. 1:

the utility model discloses a high-heat-dissipation rechargeable lithium battery for a small-sized electric appliance, which comprises a battery 01, a heat dissipation plate 03 and a bearing plate 04 arranged on the inner side of the battery 01, wherein the battery 01 comprises two groups of electric cores 10 which are stacked, and the inner side of the battery 01 is fixedly connected with an inner frame 08 and is connected with the electric cores 10; the heat dissipation plate 03 and the top of the battery 01 are mutually clamped and fixedly connected with the heat dissipation plate 03 through a fastener 02, and a plurality of heat dissipation fins are arranged on the outer side of the heat dissipation plate 03 in a strip shape and are made of aluminum alloy; the bearing plate 04 is located between the two sets of electric cores 10, a circular groove is formed in the middle of the top of the bearing plate 04, the circular groove is connected with a circulating assembly 15, a plurality of through holes are formed in the outer side of the bearing plate 04 and connected with a reinforcing member 14, and a filter screen 16 is arranged at the top of the reinforcing member 14.

Through the setting of this structure, battery 01 cooperation heating panel 03 and bearing board 04 can let the battery 01 better assemble, and can let battery 01 when work and use for battery 01's heat is more fast exported.

Example 2:

please refer to fig. 2:

an inner frame 08 is fixedly connected to the inner side of the battery 01, two vertically arranged clamping frames 07 are fixedly connected to the inner side of the inner frame 08, auxiliary fixing pieces 06 are connected to two sides of the two clamping frames 07, and the auxiliary fixing pieces 06 are fixedly connected with a plate body of the bearing plate 04.

Through the arrangement of the structure, the auxiliary fixing piece 06 is matched with the inner frame 08 connected with the inside of the battery 01, so that the clamping frame 07 can be better fixed above the battery 01.

Example 3:

please refer to fig. 3:

the sealed frame 05 of the equal fixedly connected with of outside all around frame department of battery 01, the sealed continuous of bottom all around frame department of inboard and heating panel 03 of sealed frame 05, the outside winding of electricity core 10 has heat-conducting plate 09, the bar recess has been seted up to the inboard of heat-conducting plate 09, and is connected with metal sheet 11, and the bottom of heat-conducting plate 09 links to each other with the socket board 04 grafting, and heat-conducting plate 09 is made for heat conduction rubber sleeve 12.

Through this structure setting, sealed frame 05 cooperation heating panel 03 can let the more stable outside with battery 01 of heating panel 03 assemble to better letting battery 01 dispel the heat, utilize heat-conducting plate 09 cooperation heat conduction rubber sleeve 12, can let heat-conducting plate 09 cooperation heat conduction rubber sleeve 12 better derive the heat that gives off to the winding outside of electricity core 10.

Example 4:

please refer to fig. 2 and 4:

the bottom fixedly connected with of bearing board 04 is a set of base 13 that is horizontal setting, and the bottom of this base 13 and the bottom of battery 01 adaptation of each other, and circulating pump 17 is installed to the inboard of circulation subassembly 15, and circulating pump 17 soaks the adaptation with the coolant liquid of filling in the battery 01 inboard.

Through the design of the technical scheme, the battery 01 arranged by the matching of the base 13 is utilized, the battery 01 can be installed more tightly, through the design of the technical scheme, the circulating assembly 15 arranged by the matching of the circulating pump 17 can guide the cooling liquid better, and the heat can be led out more quickly.

In the use of the utility model:

firstly, two groups of battery cores 10 are respectively arranged above and below a bearing plate 04, then a heat conducting plate 09 is wound on the outer side of the battery cores 10, the heat conducting plate 09 is composed of a heat conducting rubber sleeve 12 and a metal plate 11, heat emitted by the battery cores 10 can be quickly guided into circulating cooling liquid when the battery 01 is in normal use, and finally the cooling liquid can be circulated by using a circulating pump 17, so that the cooling liquid can be better guided with the heat, and the temperature stability of the whole lithium battery 01 during charging and discharging is kept;

finally, the heat dissipation plate 03 is installed on the outer side of the battery 01, the bottom of the heat dissipation plate 03 is connected with the sealing frame 05, the heat dissipation plate 03 can be assembled with the battery 01 more stably by using the fastening piece 02, in the using process of the circulating pump 17, the heat is transferred to the upper portion of the heat dissipation plate 03 by the cooling liquid, the heat can be led out to the air by using the heat dissipation plate 03, and the protection of the lithium battery 01 can be completed.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement or the like made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. The utility model provides a high heat dissipation lithium rechargeable battery for miniature electrical apparatus, includes battery (01), heating panel (03) and sets up at inboard bearing board (04) of battery (01), its characterized in that:

the battery (01) comprises two groups of battery cores (10) which are arranged in a stacked manner, and the inner side of the battery (01) is fixedly connected with an inner frame (08) which is connected with the battery cores (10);

the radiating plate (03) is clamped with the top of the battery (01) and fixedly connected with the radiating plate (03) through a fastener (02), and a plurality of radiating fins are arranged on the outer side of the radiating plate (03) in a strip shape and made of aluminum alloy;

bearing board (04), bearing board (04) are located between two sets of electric core (10), circular recess has been seted up at the top middle part of bearing board (04), and is connected with circulation subassembly (15), a plurality of through-holes have been seted up in the outside of bearing board (04), and are connected with reinforcement (14), the top of reinforcement (14) is equipped with filter screen (16).

2. The high heat dissipation rechargeable lithium battery for small electric appliances as claimed in claim 1, wherein: the inboard fixedly connected with inside casing (08) of battery (01), the inboard fixedly connected with of inside casing (08) is two card frames (07) that are vertical setting, and two the both sides of card frame (07) are connected with auxiliary fixing spare (06), just auxiliary fixing spare (06) link to each other with the plate body of bearing board (04) is fixed.

3. The high heat dissipation rechargeable lithium battery for small electric appliances as claimed in claim 1, wherein: the battery is characterized in that sealing frames (05) are fixedly connected to the peripheral frames on the outer side of the battery (01), and the inner side of each sealing frame (05) is connected with the peripheral frames on the bottom of the heat dissipation plate (03) in a sealing mode.

4. The high heat dissipation rechargeable lithium battery for small electric appliances as claimed in claim 1, wherein: the outside winding of electricity core (10) has heat-conducting plate (09), the bar recess has been seted up to the inboard of heat-conducting plate (09), and is connected with metal sheet (11), just the bottom of heat-conducting plate (09) links to each other with bearing board (04) grafting, just heat-conducting plate (09) are made for heat conduction rubber sleeve (12).

5. The high heat dissipation rechargeable lithium battery for small electric appliances as claimed in claim 1, wherein: the bottom of the bearing plate (04) is fixedly connected with a group of transversely arranged bases (13), and the bottoms of the bases (13) are matched with the bottoms of the batteries (01).

6. The high heat dissipation rechargeable lithium battery for small electric appliances as claimed in claim 1, wherein: the inside of circulation subassembly (15) is installed circulating pump (17), just circulating pump (17) soaks the adaptation with the coolant liquid of filling in battery (01) inboard.