CN210668491U - Balanced heat abstractor of battery - Google Patents
Balanced heat abstractor of battery Download PDFInfo
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- CN210668491U CN210668491U CN201922062484.3U CN201922062484U CN210668491U CN 210668491 U CN210668491 U CN 210668491U CN 201922062484 U CN201922062484 U CN 201922062484U CN 210668491 U CN210668491 U CN 210668491U
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- battery
- heat dissipation
- heat
- water outlet
- water inlet
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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
Abstract
The utility model relates to a battery equalization heat dissipation device, which comprises a device body, wherein the device body is provided with a plurality of battery units, the outside of each battery unit is wrapped with a battery heat dissipation shell, a battery water inlet plate is arranged above the battery heat dissipation shell, and a battery water outlet plate is arranged below the heat dissipation shell; the battery heat dissipation shell comprises a high-heat-conduction inner shell and a heat insulation outer shell, a cooling liquid cavity is formed between the high-heat-conduction inner shell and the heat insulation outer shell, and the upper end and the lower end of the cooling liquid cavity are sealed; the heat insulation outer shell is provided with a water inlet pipeline and a water outlet pipeline which are communicated with the cooling liquid cavity. Through the utility model discloses, every battery cell has all wrapped up the battery heat dissipation casing to effectual heat radiating area that has improved. The battery heat dissipation casing includes interior casing of high heat conduction and thermal-insulated shell body, and interior casing of high heat conduction is made for high heat conduction material, can effectively improve thermal conduction to dredge away the heat in the battery unit working process through the coolant liquid, the effectual heat that dispels.
Description
Technical Field
The utility model relates to a balanced heat abstractor of battery belongs to new energy automobile battery heat dissipation field.
Background
Lithium ion batteries are receiving more and more attention from many automobile industries due to their high specific energy characteristics and national policy support. The lithium battery is used as a new energy automobile power source, and the thermal safety of the lithium battery can be increasingly paid attention to various large battery pack manufacturers.
The new energy automobile battery pack is not composed of a whole single battery, but is composed of dozens or even hundreds of single batteries. The battery package can inevitably produce a large amount of heat energy in the middle of the use, and heat gathering is disturbed between the battery, and interior battery temperature can obviously be higher than peripheral battery temperature, and if this kind of heat can not in time distribute away, not only can reduce battery cycle life, more probably can produce the battery explosion moreover.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a balanced heat abstractor of battery to the problem that above-mentioned exists.
The utility model aims at realizing like this, a balanced heat abstractor of battery, including the device body, its characterized in that: the device body is provided with a plurality of battery units, the outside of each battery unit is wrapped with a battery heat dissipation shell, a battery water inlet plate is arranged above the battery heat dissipation shell, and a battery water outlet plate is arranged below the heat dissipation shell;
the battery heat dissipation shell comprises a high-heat-conduction inner shell and a heat insulation outer shell, a cooling liquid cavity is formed between the high-heat-conduction inner shell and the heat insulation outer shell, and the upper end and the lower end of the cooling liquid cavity are sealed; a water inlet pipeline and a water outlet pipeline communicated with the cooling liquid cavity are arranged on the heat insulation outer shell;
the battery water inlet plate is provided with a plurality of water inlet holes which are in one-to-one correspondence with the water inlet pipelines, the water inlet pipelines are communicated with the corresponding water inlet holes, and the joint of the battery heat dissipation shell and the battery water inlet plate is hermetically connected by adopting sealant;
the battery water outlet plate is provided with a plurality of water outlet holes which are in one-to-one correspondence with the water outlet pipelines, the water outlet pipelines are communicated with the corresponding water outlet holes, and the joint of the battery heat dissipation shell and the battery water outlet plate is hermetically connected by adopting sealant.
The upper portions of the high-heat-conduction inner shell and the heat insulation outer shell are both provided with threads, and are in threaded connection through the upper end cover.
The battery water inlet plate is provided with a water inlet plate inner flow pipeline, the shape of the water inlet plate inner flow pipeline is arc-shaped, and the water inlet hole is arranged in the water inlet plate inner flow pipeline.
The battery water outlet plate is provided with a water outlet plate inner flow pipeline, the shape of the water outlet plate inner flow pipeline is arc-shaped, and the water outlet hole is arranged in the water outlet plate inner flow pipeline.
The water inlet pipeline on the battery heat dissipation shell is in sealing connection with the battery water inlet plate through a first sealing ring, and the sealing connection part is additionally coated with a sealing glue;
and the water outlet pipeline on the battery heat dissipation shell is in sealing connection with the battery water outlet plate through a second sealing ring, and the sealing connection part is additionally coated with a sealing glue.
A method for radiating by a battery equalization radiating device is characterized in that:
the cooling liquid flows into the cooling liquid cavity of the battery heat dissipation shell through the water inlet hole of the battery water inlet plate and the water inlet hole of the battery heat dissipation shell and flows out through the water outlet hole of the battery heat dissipation shell and the water outlet hole of the battery water outlet plate;
when the cooling liquid is in the cooling liquid cavity of the battery heat dissipation shell, the heat generated by the battery unit in the battery heat dissipation shell is led out to the cooling liquid in the cooling liquid cavity and flows out through the water outlet hole of the battery heat dissipation shell and the water outlet hole of the battery water outlet plate;
when the battery units work under the high current density, the temperature of the battery units rises sharply, the battery units cannot interfere with each other, the heat is released by the same heat dissipation amount, and the battery units are guaranteed to have the same temperature.
The utility model discloses rational in infrastructure, through the utility model discloses, the balanced heat abstractor of battery that provides, including the device body, the device body is provided with a plurality of battery units, and the outside of every battery unit has all wrapped up the battery heat dissipation casing, and battery heat dissipation casing top is equipped with the battery board of intaking, and heat dissipation casing below is provided with the battery board of exhaling; the battery heat dissipation shell is connected with the water inlet plate and the water outlet plate which are arranged on two sides of the battery unit through the water inlet pipeline and the water outlet pipeline.
Each battery unit is wrapped by a battery heat dissipation shell, so that the heat dissipation area is effectively increased. The battery heat dissipation shell comprises a high-heat-conduction inner shell and a heat insulation outer shell, wherein the high-heat-conduction inner shell is made of high-heat-conduction materials, so that heat conduction can be effectively improved, heat in the working process of the battery unit is conducted away through cooling liquid, and therefore heat is effectively dissipated.
The thermal-insulated shell body of battery heat dissipation casing is made for low heat conduction material to reduce thermal interference between each battery unit and heat and pile up. Therefore, through the utility model discloses, can carry the coolant liquid for every battery cell, improve heat radiating area, realize that every battery possesses the same heat dissipation condition, reduce battery cell thermal interference each other, improve battery radiating efficiency, extension battery life.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of a battery heat dissipation case according to the present invention;
fig. 3 is a schematic diagram of the middle battery water inlet plate and the internal flow passage of the water inlet plate of the present invention.
Fig. 4 is the schematic diagram of the connection mode of the middle water inlet pipe of the utility model.
Fig. 5 is a schematic view of the connection mode of the middle water outlet pipe of the present invention.
In the figure: the device comprises a device body 1, a battery water inlet plate 2, a battery unit 3, a battery heat dissipation shell 4, a battery water outlet plate 5, a first sealing ring 6-1, a second sealing ring 6-2, a heat insulation outer shell 401, a water inlet pipeline 402, a water outlet pipeline 403, a high heat conduction inner shell 404 and an upper end cover 405.
Detailed Description
The technical solution in the examples of the present invention will be described in detail below with reference to the accompanying drawings in the examples of the present invention.
The utility model provides a balanced heat abstractor of battery, includes device body 1, and device body 1 is provided with a plurality of battery unit 3, and the outside of every battery unit 3 has all wrapped up battery heat dissipation casing 4, and 4 tops of battery heat dissipation casing are equipped with battery board 2 that intakes, and 4 below of heat dissipation casing are provided with battery board 5 that goes out.
The battery heat dissipation shell 4 comprises a high-heat-conductivity inner shell 404 and a heat insulation outer shell 401, a cooling liquid cavity is formed between the high-heat-conductivity inner shell 404 and the heat insulation outer shell 401, and the upper end and the lower end of the cooling liquid cavity are sealed; the heat insulation outer shell 401 is provided with a water inlet pipeline 402 and a water outlet pipeline 403 which are communicated with the cooling liquid cavity.
A plurality of water inlet holes which are in one-to-one correspondence with the water inlet pipes 402 are arranged on the battery water inlet plate 2, the water inlet pipes 402 are communicated with the corresponding water inlet holes, and the joint of the battery heat dissipation shell 4 and the battery water inlet plate 2 is hermetically connected by adopting sealant; the battery water outlet plate 5 is provided with a plurality of water outlet holes which are in one-to-one correspondence with the water outlet pipes 403, the water outlet pipes 403 are communicated with the corresponding water outlet holes, and the joint of the battery heat dissipation shell 4 and the battery water outlet plate 5 is hermetically connected by adopting sealant.
Further, the upper portions of the high thermal conductivity inner shell 404 and the thermal insulation outer shell 401 are both provided with threads, and are connected by an upper end cover 405. The battery water inlet plate 2 is provided with a water inlet plate inner flow pipeline, the shape of the water inlet plate inner flow pipeline is arc-shaped, and the water inlet hole is arranged in the water inlet plate inner flow pipeline. The battery water outlet plate 5 is provided with a water outlet plate inner flow pipeline, the shape of the water outlet plate inner flow pipeline is arc-shaped, and the water outlet hole is arranged in the water outlet plate inner flow pipeline.
Further, a water inlet pipe 402 on the battery heat dissipation shell 4 is in sealing connection with the battery water inlet plate 2 through a first sealing ring 6-1, and a sealing glue is additionally coated on the sealing connection part;
the water outlet pipe 403 on the battery heat dissipation shell 4 is hermetically connected with the battery water outlet plate 5 through a second sealing ring 6-2, and the sealing connection part is additionally coated with a sealing glue.
When the cooling device is used, the cooling liquid flows into the cooling liquid cavity of the battery heat dissipation shell 4 through the water inlet hole of the battery water inlet plate 2 and the water inlet hole of the battery heat dissipation shell 4 and flows out through the water outlet hole of the battery heat dissipation shell 4 and the water outlet hole of the battery water outlet plate 5.
When the cooling liquid is in the cooling liquid cavity of the battery heat dissipation shell 4, the heat generated by the battery unit 3 in the battery heat dissipation shell 4 is led out to the cooling liquid in the cooling liquid cavity and flows out through the water outlet hole of the battery heat dissipation shell 4 and the water outlet hole of the battery water outlet plate 5; when the battery units 3 operate under a high current density, the temperature of the single battery units 3 rises sharply, each battery unit 3 does not interfere with each other, and heat is released at the same heat dissipation amount, so that each battery unit 3 is guaranteed to have the same temperature.
Claims (5)
1. The utility model provides a balanced heat abstractor of battery, includes device body (1), its characterized in that: the device body (1) is provided with a plurality of battery units (3), the outside of each battery unit (3) is wrapped with a battery heat dissipation shell (4), a battery water inlet plate (2) is arranged above the battery heat dissipation shell (4), and a battery water outlet plate (5) is arranged below the heat dissipation shell (4);
the battery heat dissipation shell (4) comprises a high-heat-conduction inner shell (404) and a heat insulation outer shell (401), a cooling liquid cavity is formed between the high-heat-conduction inner shell (404) and the heat insulation outer shell (401), and the upper end and the lower end of the cooling liquid cavity are sealed; a water inlet pipeline (402) and a water outlet pipeline (403) communicated with the cooling liquid cavity are arranged on the heat insulation outer shell (401);
a plurality of water inlet holes which are in one-to-one correspondence with the water inlet pipelines (402) are formed in the battery water inlet plate (2), the water inlet pipelines (402) are communicated with the corresponding water inlet holes, and the joint of the battery heat dissipation shell (4) and the battery water inlet plate (2) is hermetically connected by adopting sealant;
the battery water outlet plate (5) is provided with a plurality of water outlet holes in one-to-one correspondence with the water outlet pipelines (403), the water outlet pipelines (403) are communicated with the corresponding water outlet holes, and the joint of the battery heat dissipation shell (4) and the battery water outlet plate (5) is hermetically connected by adopting sealant.
2. The device for battery equalization heat dissipation according to claim 1, wherein: the upper parts of the high-heat-conduction inner shell (404) and the heat insulation outer shell (401) are both provided with threads, and are in threaded connection through an upper end cover (405).
3. The device for battery equalization heat dissipation according to claim 1, wherein: the battery water inlet plate (2) is provided with a water inlet plate inner flow pipeline, the shape of the water inlet plate inner flow pipeline is arc-shaped, and the water inlet hole is arranged in the water inlet plate inner flow pipeline.
4. The device for battery equalization heat dissipation according to claim 1, wherein: the battery water outlet plate (5) is provided with a water outlet plate inner flow pipeline, the shape of the water outlet plate inner flow pipeline is arc-shaped, and the water outlet hole is arranged in the water outlet plate inner flow pipeline.
5. The device for battery equalization heat dissipation according to claim 1, wherein: the water inlet pipeline (402) on the battery heat dissipation shell (4) is in sealing connection with the battery water inlet plate (2) through a first sealing ring (6-1), and sealing glue is additionally coated on the sealing connection part;
and a water outlet pipeline (403) on the battery heat dissipation shell (4) is in sealing connection with the battery water outlet plate (5) through a second sealing ring (6-2), and the sealing connection part is additionally coated with a sealing glue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922062484.3U CN210668491U (en) | 2019-11-26 | 2019-11-26 | Balanced heat abstractor of battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922062484.3U CN210668491U (en) | 2019-11-26 | 2019-11-26 | Balanced heat abstractor of battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210668491U true CN210668491U (en) | 2020-06-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922062484.3U Active CN210668491U (en) | 2019-11-26 | 2019-11-26 | Balanced heat abstractor of battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210668491U (en) |
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2019
- 2019-11-26 CN CN201922062484.3U patent/CN210668491U/en active Active
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