CN208478517U - A kind of liquid cooling structure of power battery module - Google Patents
A kind of liquid cooling structure of power battery module Download PDFInfo
- Publication number
- CN208478517U CN208478517U CN201821009228.7U CN201821009228U CN208478517U CN 208478517 U CN208478517 U CN 208478517U CN 201821009228 U CN201821009228 U CN 201821009228U CN 208478517 U CN208478517 U CN 208478517U
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- Prior art keywords
- liquid cooling
- cooling plate
- battery modules
- lateral wall
- power battery
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model provides a kind of liquid cooling structure of power battery module, belongs to automobile technical field.Vapor when it solves the work of existing liquid cooling system in external environment is easily condensate on cooling tube the problem of causing humidity to assemble, increasing battery modules short-circuit risks.The liquid cooling structure of this power battery module, including the liquid cooling plate that can be connected in battery modules and the cooling tube being connect with liquid cooling plate, it is arranged on the lateral wall for the end that the cooling tube is connect with liquid cooling plate on the lateral wall at the position that muff or/and cooling tube and liquid cooling plate mutually recline and is arranged with muff.Reduce the temperature difference of cooling tube and external environment, it avoids the vapor in external environment from being condensate on the lateral wall for the end that cooling tube is connect with liquid cooling plate or/and causes humidity to assemble on the lateral wall at the position that cooling tube mutually reclines with liquid cooling plate, reduce the short-circuit risks of battery modules, the stability of battery modules work.
Description
Technical field
The utility model belongs to automobile technical field, is related to a kind of power battery module, especially a kind of power battery mould
The liquid cooling structure of group.
Background technique
Power battery is that electric bicycle provides the power supply of power resources, power electric to electric car, electric train
Pond can generate a large amount of heat during discharge causes the temperature of power battery to increase, if not in time to power battery into
If row effective temperature-reducing, power battery works at relatively high temperatures for a long time to be caused greatly to be lost to power battery, so that
The service life of power battery greatly reduces.
Currently, Chinese patent net disclose a kind of power battery pack liquid cooling plate and liquid cooling system (Authorization Notice No.:
CN205159464U), it includes several battery modules, several liquid cooling plates and several liquid cooling pipes, several liquid cooling plates
Circulation line is constituted with several liquid cooling pipes, each liquid cooling plate is respectively positioned between two battery modules, and liquid cooling plate can be with battery
Each single battery in module carries out heat transfer, realizes the cooling to battery.
During above-mentioned liquid cooling system carries out cooling to battery modules, the temperature of liquid cooling pipe is significantly lower than external environment
Temperature, liquid cooling pipe and external environment formation temperature are poor, and the vapor in external environment is easy to be condensate in liquid cooling pipe and be formed
Droplet, especially the junction shape on the lateral wall of one end that liquid cooling pipe and liquid cooling plate connect between liquid cooling pipe and liquid cooling plate
At droplet, humidity is caused to be assembled, droplet is easy to contact with battery modules, so that the short-circuit risks of battery modules are increased,
It is unfavorable for battery modules normal use.
Summary of the invention
The purpose of this utility model is the presence of the above problem in view of the prior art, proposes a kind of power battery module
The technical issues of liquid cooling structure, the utility model solves is: how to avoid the vapor in air from being condensate on cooling tube causes
The problem of battery modules short circuit.
The purpose of this utility model can be realized by the following technical scheme: a kind of liquid cooling structure of power battery module,
Including the liquid cooling plate that can be connected in battery modules and the cooling tube being connect with liquid cooling plate, which is characterized in that the cooling tube
The outside at the position that muff or/and cooling tube and liquid cooling plate mutually recline is arranged on the lateral wall for the end connecting with liquid cooling plate
Muff is arranged on wall；The outer edge of the liquid cooling plate is coated with the heat conducting sleeve made of thermal insulation material.
By being arranged muff or/and cooling tube and liquid cooling plate on the lateral wall for the end that cooling tube is connect with liquid cooling plate
After being arranged muff on the lateral wall at the position mutually to recline, the temperature difference of cooling tube and external environment is reduced, external environment is avoided
In vapor be condensate on the lateral wall for the end that cooling tube is connect with liquid cooling plate or/and cooling tube and liquid cooling plate mutually recline
Humidity is caused to assemble on the lateral wall at position；Since liquid cooling structure is in rigid starting, the temperature of liquid cooling plate is lower, so that liquid cooling plate
Equally can be poor with external environment formation temperature, therefore, by the way that heat conductive pad to be coated on the outer edge of liquid cooling plate, reduce liquid cooling
The surrounding edge of plate and the temperature difference of external environment, so that the vapor in external environment is not easy to be condensate in the surrounding of liquid cooling plate
Along upper.This configuration reduces the short-circuit risks of battery modules, the stability of battery modules work.
In a kind of liquid cooling structure of above-mentioned power battery module, the liquid cooling plate is connected in by heat conductive pad flexible
On the lateral wall of battery modules, the one side of the heat conductive pad is fixed on liquid cooling plate, and the another side of the heat conductive pad is fixed
On the lateral wall of battery modules.Since the lateral wall of traditional battery modules is generally not the plane of rule, liquid cooling plate
It can not be come into full contact with the lateral wall of battery modules after being connected in battery modules, influence heat conduction efficiency, therefore, liquid cooling plate is logical
It crosses after heat conductive pad flexible is connected in battery modules, the two sides of heat conductive pad are able to close with liquid cooling plate and battery modules
Fitting, indirectly improves the contact area of liquid cooling plate and battery modules, and the heat improved between battery modules and liquid cooling plate passes
Efficiency is led, is conducive to carry out quick radiating and cooling to battery modules.
In a kind of liquid cooling structure of above-mentioned power battery module, the heat conducting sleeve and heat conductive pad are integrally formed knot
Structure.The structure facilitates the processing and manufacturing of heat conducting sleeve and heat conductive pad, and facilitates the installation of liquid cooling plate.
In a kind of liquid cooling structure of above-mentioned power battery module, the heat conductive pad is pasted onto liquid cooling plate by heat-conducting glue
In battery modules.Heat-conducting glue has excellent ageing-resistant, electrical isolation, moisture-proof and anti-seismic performance, is conducive to heat conductive pad and battery
Mould group and liquid cooling plate are connected firmly.
In a kind of liquid cooling structure of above-mentioned power battery module, the heat conducting sleeve is made of heat conductive silica gel.Silica gel is led
Hot jacket has certain flexibility and good heating conduction, guarantees to fit closely with the lateral wall and liquid cooling plate of battery modules.
In a kind of liquid cooling structure of above-mentioned power battery module, the heat conductive pad is made of heat conductive silica gel.Silica gel is led
Heat pad has certain flexibility and good heating conduction, guarantees to fit closely with the lateral wall and liquid cooling plate of battery modules.
Compared with prior art, the liquid cooling structure of the power battery module of the utility model has the advantage that reduction is cold
The lateral wall and external rings at the position that the lateral wall or/and cooling tube and liquid cooling plate for the end that but pipe is connect with liquid cooling plate mutually recline
The temperature difference that border is formed avoids the vapor in external environment from being condensate in formation droplet on cooling tube and causes battery modules short circuit
Problem is conducive to battery modules the operation is stable.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the schematic diagram of the section structure that the utility model liquid cooling plate is fixed in battery modules.
In figure, 1, battery modules；2, liquid cooling plate；3, cooling tube；4, muff；5, heat conducting sleeve；6, heat conductive pad.
Specific embodiment
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
As depicted in figs. 1 and 2, the liquid cooling structure of this power battery module, the battery modules 1 are provided with several, liquid
Air-cooled structure includes several liquid cooling plates 2 and several cooling tubes 3, and the liquid cooling plate 2 is connected in battery modules 1, the cooling
The portion that muff 4 or/and cooling tube 3 recline with 2 phase of liquid cooling plate is arranged on the lateral wall for the end that pipe 3 is connect with liquid cooling plate 2
Muff 4 is arranged on the lateral wall of position；The outer edge of the liquid cooling plate 2 is coated with heat conducting sleeve 5 made of thermal insulation material, institute
It states liquid cooling plate 2 to be connected on the lateral wall of battery modules 1 by heat conductive pad 6 flexible, the one side of the heat conductive pad 6 is fixed on
On liquid cooling plate 2, the another side of the heat conductive pad 6 is fixed on the lateral wall of battery modules 1, the heat conducting sleeve 5 and heat conductive pad 6
It is an integral molding structure.
Further, the heat conductive pad 6 is pasted on liquid cooling plate 2 and battery modules 1 by heat-conducting glue；The heat conducting sleeve 5
It is made of heat conductive silica gel, the heat conductive pad 6 is made of heat conductive silica gel.
Heat conducting sleeve 5, heat conductive pad 6 and battery will be only set in the Figure of description 1 of the present embodiment on one of liquid cooling plate 2
The structure of mould group 1, and heat conducting sleeve 5, heat conductive pad 6 and battery modules 1 are respectively provided on liquid cooling plates 2 all in actual use
Structure.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Although battery modules 1, liquid cooling plate 2, cooling tube 3, muff 4, heat conducting sleeve 5, heat conductive pad 6 is used more herein
Equal terms, but it does not exclude the possibility of using other terms.The use of these items is only for more easily describe to conciliate
Release the essence of the utility model；Being construed as any additional limitation is disagreed with the spirit of the present invention
's.
Claims (6)
1. a kind of liquid cooling structure of power battery module, including the liquid cooling plate (2) that can be connected on battery modules (1) and and liquid
The cooling tube (3) of cold plate connection, which is characterized in that covered on the lateral wall for the end that the cooling tube (3) connect with liquid cooling plate (2)
Muff (4) are arranged on the lateral wall at the position mutually to be reclined with liquid cooling plate (2) equipped with muff (4) or/and cooling tube (3)；
The outer edge of the liquid cooling plate (2) is coated with the heat conducting sleeve made of thermal insulation material (5).
2. a kind of liquid cooling structure of power battery module according to claim 1, which is characterized in that the liquid cooling plate (2)
It is connected on the lateral wall of battery modules (1) by heat conductive pad flexible (6), the one side of the heat conductive pad (6) is fixed on liquid
On cold plate (2), the another side of the heat conductive pad (6) is fixed on the lateral wall of battery modules (1).
3. a kind of liquid cooling structure of power battery module according to claim 2, which is characterized in that the heat conducting sleeve (5)
It is an integral molding structure with heat conductive pad (6).
4. a kind of liquid cooling structure of power battery module according to claim 2, which is characterized in that the heat conductive pad (6)
It is pasted on liquid cooling plate (2) and battery modules (1) by heat-conducting glue.
5. a kind of liquid cooling structure of power battery module according to Claims 2 or 3 or 4, which is characterized in that described thermally conductive
Set (5) is made of heat conductive silica gel.
6. a kind of liquid cooling structure of power battery module according to Claims 2 or 3 or 4, which is characterized in that described thermally conductive
Pad (6) is made of heat conductive silica gel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821009228.7U CN208478517U (en) | 2018-06-28 | 2018-06-28 | A kind of liquid cooling structure of power battery module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821009228.7U CN208478517U (en) | 2018-06-28 | 2018-06-28 | A kind of liquid cooling structure of power battery module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208478517U true CN208478517U (en) | 2019-02-05 |
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ID=65211747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821009228.7U Active CN208478517U (en) | 2018-06-28 | 2018-06-28 | A kind of liquid cooling structure of power battery module |
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| Country | Link |
|---|---|
| CN (1) | CN208478517U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022082387A1 (en) * | 2020-10-19 | 2022-04-28 | 江苏时代新能源科技有限公司 | Battery, electrical device, and method and device for preparing battery |
-
2018
- 2018-06-28 CN CN201821009228.7U patent/CN208478517U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022082387A1 (en) * | 2020-10-19 | 2022-04-28 | 江苏时代新能源科技有限公司 | Battery, electrical device, and method and device for preparing battery |
| US11996580B2 (en) | 2020-10-19 | 2024-05-28 | Jiangsu Contemporary Amperex Technology Limited | Battery, power consumption device, and method and device for producing battery |
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