CN217158313U - Solid-liquid two-phase full-immersion type battery system heat dissipation device - Google Patents
Solid-liquid two-phase full-immersion type battery system heat dissipation device Download PDFInfo
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- CN217158313U CN217158313U CN202220162299.0U CN202220162299U CN217158313U CN 217158313 U CN217158313 U CN 217158313U CN 202220162299 U CN202220162299 U CN 202220162299U CN 217158313 U CN217158313 U CN 217158313U
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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 discloses a solid-liquid two-phase fully-immersed battery system heat dissipation device, which comprises a metal box body, a box cover, an oil seal, a soft package battery and a cooling substance; the case lid, oil blanket, box all are equipped with the screw hole in order to use the bolt-up. The utility model discloses the device is simple, reasonable in design, and the coolant liquid can effectively improve heat conduction efficiency, and laminate polymer battery is direct and the contact of cooling material, adopts liquid cooling, heat-conduction to come the battery cooling, can absorb the heat on battery surface, further improves the heat conversion rate, improves the life and the performance of battery.
Description
Technical Field
The utility model belongs to the technical field of lithium ion battery thermal management, concretely relates to double-phase full submergence formula battery system heat abstractor of solid-liquid.
Background
The lithium ion battery is taken as the mainstream energy storage battery at present, so that the performance of the lithium ion battery is kept, and the delay of the capacity attenuation is always the key point of research, the most important of the lithium ion battery is a thermal management system of the battery, namely, the problem of how to solve the heat generated and absorbed by the battery in the working process, most of cooling at present is to adopt a heat conduction plate to contact the surface of the battery to take away the heat, but for the vicinity of an electrode, the heat dissipation effect is poor due to the irregular shape.
SUMMERY OF THE UTILITY MODEL
To the problem that the background art exists, the utility model aims to provide a heat abstractor of double-phase full submergence formula battery system of effectual solid-liquid dispels the heat.
In order to achieve the purpose, the solid-liquid two-phase fully-immersed battery system heat dissipation device comprises a metal box body, a box cover, an oil seal, a soft package battery and a cooling substance; the case lid, oil blanket, box all are equipped with the screw hole in order to use the bolt-up.
Preferably, the distance between two adjacent soft package batteries is 5-10 mm.
Preferably, an oil seal is arranged between the box cover and the box body.
Preferably, the case lid, oil blanket, box all are equipped with the screw hole in order to use the bolt-up.
Further preferably, the bolts are installed from above the cover downward.
Preferably, the cooling substance comprises two of: polyurethane and silicone oil added with heat-conducting agent.
It is further preferred that the polyurethane is about one third of the height of the pouch cell, and other voids in the case are filled with silicone oil.
The utility model has the advantages that: the utility model discloses the device is simple, reasonable in design, and the way of adoption is well peaceful and quiet PMX-200 silicon oil can effectively improve heat conduction efficiency, and the polyurethane of adoption can effectual absorption laminate polymer battery heat, and laminate polymer battery is direct to be contacted with the cooling material, adopts liquid cooling, contact cooling to come the battery cooling, can absorb the heat on battery surface, further improves the heat conversion rate, improves the life and the performance of battery.
Drawings
Fig. 1 is a three-dimensional explosion schematic diagram and a partial section schematic diagram of the solid-liquid full-immersed battery system heat dissipation device of the present invention.
Detailed Description
The technical solutions of the present invention (including the preferred technical solutions) are further described in detail by means of fig. 1 and a list of some optional embodiments of the present invention. It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
The utility model relates to a solid-liquid two-phase fully-immersed battery system heat dissipation device, which comprises a metal box body, a box cover, an oil seal, a soft package battery and a cooling material; the case lid, oil blanket, box all are equipped with the screw hole in order to use the bolt-up.
As shown in fig. 1, the utility model relates to a double-phase full submergence formula battery system heat abstractor of solid-liquid includes: the box cover comprises a box cover 1, an oil seal 2, a box body 3, a soft-package battery pack 4, a box cover threaded hole 5, an oil seal hole 6, a box body threaded hole 7, silicon oil 8 and polyurethane 9 added with a heat conducting agent.
The box body 3 comprises a detachable box cover 1 and a detachable oil seal 2, and the box body is sealed after the box cover 1 and the oil seal are installed.
A plurality of threaded holes 5, 6 and 7 are formed in the positions, matched with the box cover 1, the oil seal 2 and the box body 3, of the box cover at intervals, and bolts are used for downward installation from the upper portion of the box cover for fastening.
The pouch battery pack 4 is in direct contact with the case and the cooling material, and the batteries are regularly arranged in the case with a certain gap therebetween. The distance between two adjacent laminate polymer batteries is: s is more than or equal to 5mm and less than or equal to 10 mm.
Preferably, an oil seal is arranged between the box cover and the box body.
Further preferably, the bolts are installed from above the cover downward.
The cooling material adopts Dow Corning PMX-200 silicone oil 8 and polyurethane 9 added with a heat conducting agent, and is used for being filled around the soft package battery pack for heat dissipation and cooling, and the height of the polyurethane is about one third of the height of the soft package battery.
After the polyurethane 9 was injected, it was allowed to stand for 48 hours to ensure adequate cooling of the polyurethane.
The heat generated by the soft package battery pack during the cyclic charge and discharge is absorbed by the Dow Corning PMX-200 silicone oil and polyurethane which are in direct contact.
The technical effects of the embodiment are as follows: the device is simple, reasonable in design, and the way of adoption kangning PMX-200 silicon oil can effectively improve heat conduction efficiency, and the polyurethane of adoption can the effectual soft-package battery heat of absorption, and soft-package battery is direct to come to cool off the battery with the cooling material contact, adopts liquid cooling, contact cooling, can absorb the heat on battery surface, further improves the heat conversion rate, improves the life and the performance of battery.
It will be understood by those skilled in the art that the foregoing is merely exemplary of the present invention, and is not intended to limit the invention to the particular forms disclosed, but on the contrary, the intention is to cover all modifications, combinations, alternatives, and equivalents falling within the spirit and scope of the invention.
Claims (6)
1. A solid-liquid two-phase fully-immersed battery system heat dissipation device is characterized in that: the device comprises a metal box body, a box cover, an oil seal, a soft package battery and a cooling substance;
the box cover, the oil seal and the metal box body are all provided with threaded holes for fastening by using bolts;
the cooling substance comprises silicone oil and polyurethane, the polyurethane containing a thermally conductive agent.
2. The solid-liquid two-phase fully-submerged battery system heat sink of claim 1, wherein: the box cover and the oil seal can be detached.
3. The solid-liquid two-phase fully-submerged battery system heat sink of claim 1, wherein: the range of the distance S between the adjacent soft package batteries is as follows: s is more than or equal to 5mm and less than or equal to 10 mm.
4. The solid-liquid two-phase fully-submerged battery system heat sink of claim 1, wherein: the oil seal is arranged between the metal box body and the box cover.
5. The solid-liquid two-phase fully-submerged battery system heat sink of claim 1, wherein: the direction of bolt installation is from the case lid top installation downwards.
6. The solid-liquid two-phase fully-submerged battery system heat sink of claim 1, wherein:
the polyurethane is located on the lower portion of the metal box body, and the silicone oil is located on the upper portion of the metal box body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220162299.0U CN217158313U (en) | 2022-01-21 | 2022-01-21 | Solid-liquid two-phase full-immersion type battery system heat dissipation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220162299.0U CN217158313U (en) | 2022-01-21 | 2022-01-21 | Solid-liquid two-phase full-immersion type battery system heat dissipation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217158313U true CN217158313U (en) | 2022-08-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220162299.0U Active CN217158313U (en) | 2022-01-21 | 2022-01-21 | Solid-liquid two-phase full-immersion type battery system heat dissipation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217158313U (en) |
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2022
- 2022-01-21 CN CN202220162299.0U patent/CN217158313U/en active Active
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