CN219959152U

CN219959152U - Lithium ion power battery heat abstractor

Info

Publication number: CN219959152U
Application number: CN202321650146.1U
Authority: CN
Inventors: 黄龙; 徐志华; 彭涛; 廖茂铁; 张秋香; 邹福生; 曹小雨; 蒋有明
Original assignee: Shenzhen Rishengzhi Electronics Technology Co ltd
Current assignee: Shenzhen Rishengzhi Electronics Technology Co ltd
Priority date: 2023-06-27
Filing date: 2023-06-27
Publication date: 2023-11-03
Anticipated expiration: 2033-06-27

Abstract

The utility model discloses a heat dissipation device of a lithium ion power battery, which comprises a box body and a cover plate, wherein the cover plate is detachably connected to the box body, and the heat dissipation device further comprises: the heat dissipation mechanism is arranged in the box body and used for carrying out heat dissipation treatment on the battery arranged in the box body, and comprises a heat dissipation fin, a mounting column and a pipeline assembly, wherein the heat dissipation fin is fixedly connected to the mounting column, and the mounting column is detachably connected with the box body; the pipeline assembly comprises a pipeline A, a pipeline B and a pipeline C, wherein the pipeline B and the pipeline A are fixedly connected with two ends of the pipeline C respectively and are communicated with the pipeline C, and the pipeline B is fixedly connected with the box body; the utility model can rapidly cool and dissipate heat of the battery and can complete the gas interaction between the box body and the external environment so as to further improve the cooling effect.

Description

Lithium ion power battery heat abstractor

Technical Field

The utility model belongs to the technical field of batteries, and particularly relates to a heat dissipation device of a lithium ion power battery.

Background

The lithium ion power battery is a novel high-energy battery successfully developed in the 20 th century, the negative electrode of the battery is made of materials such as graphite, and the positive electrode of the battery is made of lithium iron phosphate, lithium cobalt oxide, lithium titanate and the like, and the battery has the advantages of high energy, high battery voltage, wide working temperature range, long storage life and the like. The lithium ion power battery can generate a large amount of heat in the charging or discharging process, and the battery is short-circuited or exploded due to the fact that the heat is too high, so that safety accidents occur.

The existing lithium ion power battery generally adopts air cooling or adopts a radiating fin to attach the lithium ion power battery so as to realize the purpose of cooling and radiating the lithium ion power battery, but the cooling effect of the air cooling and the cooling mode is good for one side of the lithium ion power battery facing to the fan blade, but the heat radiation of the lithium ion power battery on the opposite side when the lithium ion power battery pack is placed side by side is not ideal because the lithium ion power battery is generally placed side by side.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a heat dissipation device of a lithium ion power battery, which solves the problems.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a lithium ion power battery heat abstractor, includes box and apron, still includes:

the heat dissipation mechanism is arranged in the box body and used for carrying out heat dissipation treatment on the battery arranged in the box body, and comprises a heat dissipation fin, a mounting column and a pipeline assembly, wherein the heat dissipation fin is fixedly connected to the mounting column, and the mounting column is detachably connected with the box body;

the pipeline assembly comprises a pipeline A, a pipeline B and a pipeline C, wherein the pipeline B and the pipeline A are fixedly connected with two ends of the pipeline C respectively and are communicated with the pipeline C, and the pipeline B is fixedly connected with the box body.

Based on the technical scheme, the utility model also provides the following optional technical schemes:

the technical scheme is as follows: the end of the pipeline A is positioned inside the box body.

The technical scheme is as follows: through holes are formed in the plate body, which is far away from one end of the cover plate and is in contact with the radiating fins, on the box body, and the through holes are uniformly distributed on the plate body.

The technical scheme is as follows: the box body is provided with a guiding-out component for guiding out hot air in the box body.

The technical scheme is as follows: the guiding-out assembly comprises a supporting frame, fan blades and a rotating shaft, wherein the supporting frame is embedded and arranged on the box body and fixedly connected with the box body, the rotating shaft is inserted and arranged on the supporting frame and is rotationally connected with the supporting frame, and the fan blades are sleeved on the rotating shaft and are fixedly connected with the fan blades.

The technical scheme is as follows: the cover plate is detachably connected with the box body through a bolt assembly.

The technical scheme is as follows: the cover plate is provided with radiating holes for radiating heat, and the radiating holes are provided with a plurality of radiating holes and are uniformly distributed on the box body.

The technical scheme is as follows: the radiating fins are provided with a plurality of radiating fins and are linearly arranged along the length direction of the mounting column.

The technical scheme is as follows: the plurality of radiating fins are in sliding fit with a limiting chute arranged on the inner wall of the box body.

The technical scheme is as follows: the fin sidewall is in contact with the tube C.

Advantageous effects

The utility model provides a heat dissipation device of a lithium ion power battery, which has the following beneficial effects compared with the prior art:

1. relevant technicians compress air through an air compressor and lead the air into the pipeline C through the pipeline B to cool down a plurality of groups of cooling fins and absorb heat generated by the battery, meanwhile, gas in the pipeline C is sprayed out from the tail end of the pipeline A, and the sprayed gas pushes the fan blades to rotate so as to lead out hot air in the box body to lead out a mode of enabling the space in the box body to interact with the air in the external environment, so that the technical effect of cooling and radiating the battery is realized.

Drawings

FIG. 1 is a schematic view of a three-dimensional structure of the present utility model;

FIG. 2 is a schematic diagram of the distribution of the components of the present utility model;

FIG. 3 is a schematic view of a piping component according to the present utility model;

fig. 4 is a schematic structural diagram of the deriving component of the present utility model.

Reference numerals annotate:

1. a case; 2. a cover plate; 3. a heat dissipation mechanism; 301. a heat sink; 302. a mounting column; 303. a conduit assembly; 3031. a pipeline A; 3032. a pipeline B; 3033. a pipe C; 4. a export component; 401. a support frame; 402. a fan blade; 403. and (3) rotating the shaft.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Specific implementations of the utility model are described in detail below in connection with specific embodiments.

Referring to fig. 1 to 4, in one embodiment of the present utility model, a heat dissipating device for a lithium ion power battery includes a case 1 and a cover 2, where the cover 2 is detachably connected to the case 1, and further includes:

the heat dissipation mechanism is arranged in the box body 1 and is used for carrying out heat dissipation treatment on the battery arranged in the box body 1, and comprises a heat dissipation fin 301, a mounting column 302 and a pipeline assembly 303, wherein the heat dissipation fin 301 is fixedly connected to the mounting column 302, and the mounting column 302 is detachably connected with the box body 1;

the pipe assembly 303 includes a pipe a3031, a pipe B3032 and a pipe C3033, the pipe B3032 and the pipe a3031 are fixedly connected with two ends of the pipe C3033 respectively and are communicated with the pipe C3033, and the pipe B3032 is fixedly connected with the box 1.

In particular, the end of the pipe B3032 is connected to an air compressor, which is mounted on the cabinet 1, and it will be appreciated by those skilled in the art that this arrangement is intended to provide cold air to the pipe C3033, so that in some embodiments the end of the pipe B3032 may also be provided as other means or equipment for making cold air available.

Specifically, the heat sink 301 is provided with a plurality of heat sinks and is linearly arranged along the length direction of the mounting post 302. The purpose of this arrangement is to facilitate the placement process for the heat sink 301 by the relevant technician.

Specifically, the plurality of cooling fins 301 are slidably engaged with a limiting chute (not shown) formed on the inner wall of the case 1. The purpose of this arrangement is to facilitate the accurate installation of the heat sink 301 and mounting post 302 within the housing 1 by the skilled person.

Specifically, the mounting post 302 is connected to the case 1 by means of a plug connection, and one skilled in the art will appreciate that the purpose of this arrangement is to define the mounting post 302 within the case 1, so that in some embodiments, the mounting post 302 may also be fixedly connected to the case 1 by means of welding.

Specifically, the side wall of the heat sink 301 contacts the pipe C3033. The purpose of this arrangement is to facilitate the cooling process of the heat sink 301 by the cold air passing through the conduit C3033, thereby removing heat generated by the battery.

In particular, the pipes C3033 are distributed in a serpentine shape between the two sets of fins 301, and those skilled in the art will appreciate that the purpose of this arrangement is to increase the contact area between the pipes a3031 and the fins 301 and to increase the flow time of the cold air in the pipes a3031, so that in some embodiments, the pipes C3033 may be configured in other shapes that can increase the air circulation time.

Specifically, through holes (not shown) are formed in the plate body (not shown) of the box body 1, which is far away from one end of the cover plate 2 and contacts with the heat sink 301, and the through holes are provided with a plurality of through holes and are uniformly distributed on the plate body. The purpose of this arrangement is to facilitate the removal of heat generated by the battery pack from the interior of the housing 1.

For the above examples, those skilled in the art will appreciate that the implementation of the above technical solutions is not limited to the specific plate body described in the above embodiments, and for example, in some embodiments. The plate body can also be provided with a hollowed-out plate so as to achieve the same technical effects as the above example.

Specifically, the end of the pipe a3031 is located inside the cabinet 1. The purpose of this arrangement is to drive the delivery module 4 mounted on the housing 1 to move using the gas ejected from the pipe a3031 as a source of power.

For the above example, it should be understood by those skilled in the art that the above technical solution is not limited to the specific embodiment described in the above embodiment, and the gas ejected from the pipe a3031 is used as the driving component 4 mounted on the case 1 to move, for example, in some embodiments, the motor may be used to drive the guiding component 4.

Specifically, be provided with on the box 1 and be used for exporting the derivation subassembly 4 of hot air in the box 1, derive subassembly 4 includes support frame 401, flabellum 402 and axis of rotation 403, support frame 401 embedding set up on the box 1 and with box 1 fixed connection, axis of rotation 403 inserts and establishes on support frame 401 and rotate with support frame 401 and be connected, flabellum 402 cover is established on axis of rotation 403 and is connected with flabellum 402 fixed. The air led out through the pipeline A3031 pushes the fan blade 402 to perform rotary motion, and the fan blade 402 generating rotary motion leads out the hot air in the box body 1, so that the technical effect of further cooling the battery is realized.

In particular, the cover 2 is detachably connected to the case 1 by a bolt assembly, and it should be understood by those skilled in the art that the purpose of this arrangement is to define the cover 2 on the case 1, so that in some embodiments, the cover 2 may be detachably connected to the case 1 by a snap connection or fixedly connected to the case 1 by welding.

Specifically, the cover plate 2 is provided with heat dissipation holes (not shown in the figure) for dissipating heat, and the heat dissipation holes are provided with a plurality of heat dissipation holes and are uniformly distributed on the box body 1. The purpose of this arrangement is to perform a heat dissipation treatment on the battery while facilitating air exchange in the interior space of the case 1.

In the embodiment of the utility model, a related technician compresses air through an air compressor and introduces the air into the pipeline C3033 through the pipeline B3032 to cool a plurality of groups of cooling fins 301 and absorb heat generated by a battery, meanwhile, the air introduced into the pipeline C3033 is sprayed out from the tail end of the pipeline A3031, and the sprayed air pushes the fan blades 402 to rotate so as to lead out hot air in the box body 1 to enable the inner space of the box body 1 to interact with the air in the external environment, so that the technical effect of cooling and heat dissipation of the battery is realized.

It should be noted that in this document, relational terms such as a and B, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

Claims

1. The utility model provides a lithium ion power battery heat abstractor, includes box (1) and apron (2), its characterized in that still includes:

the heat dissipation mechanism is arranged in the box body (1) and used for carrying out heat dissipation treatment on the battery arranged in the box body (1), the heat dissipation mechanism comprises heat dissipation fins (301), mounting columns (302) and a pipeline assembly (303), the heat dissipation fins (301) are fixedly connected to the mounting columns (302), and the mounting columns (302) are detachably connected with the box body (1);

the pipeline assembly (303) comprises a pipeline A (3031), a pipeline B (3032) and a pipeline C (3033), wherein the pipeline B (3032) and the pipeline A (3031) are fixedly connected with two ends of the pipeline C (3033) respectively and are communicated with the pipeline C (3033), and the pipeline B (3032) is fixedly connected with the box body (1).

2. The heat sink for a lithium-ion power battery according to claim 1, characterized in that the end of the conduit a (3031) is located inside the box (1).

3. The heat dissipating device for lithium ion power battery according to claim 2, wherein through holes are formed in the plate body, which is far away from one end of the cover plate (2) and is in contact with the heat dissipating fins (301), on the box body (1), and the through holes are provided with a plurality of through holes and are uniformly distributed on the plate body.

4. A lithium ion power battery heat sink according to any of claims 1 or 3, characterized in that the housing (1) is provided with a lead-out assembly (4) for leading out hot air in the housing (1).

5. The heat dissipating device for lithium ion power battery according to claim 4, wherein the guiding-out component (4) comprises a supporting frame (401), fan blades (402) and a rotating shaft (403), the supporting frame (401) is embedded and arranged on the box body (1) and is fixedly connected with the box body (1), the rotating shaft (403) is inserted on the supporting frame (401) and is rotatably connected with the supporting frame (401), and the fan blades (402) are sleeved on the rotating shaft (403) and are fixedly connected with the fan blades (402).

6. The lithium ion power battery heat dissipation device according to claim 1, wherein the cover plate (2) is detachably connected with the box body (1) by a bolt assembly.

7. The heat dissipation device for the lithium ion power battery according to claim 1 or 6, wherein the cover plate (2) is provided with heat dissipation holes for heat dissipation, and the heat dissipation holes are provided with a plurality of heat dissipation holes and are uniformly distributed on the box body (1).

8. The heat dissipating device for a lithium ion power battery according to claim 1, wherein the heat dissipating fins (301) are provided in a plurality and are linearly arranged along the length direction of the mounting post (302).

9. The heat dissipating device for lithium ion power battery according to claim 8, wherein the plurality of heat dissipating fins (301) are slidably engaged with a limit chute provided on an inner wall of the case (1).

10. The heat sink of claim 1, wherein the side wall of the heat sink (301) is in contact with the conduit C (3033).