CN215220821U - A liquid-cooled battery box and system - Google Patents
A liquid-cooled battery box and system Download PDFInfo
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- CN215220821U CN215220821U CN202120886084.9U CN202120886084U CN215220821U CN 215220821 U CN215220821 U CN 215220821U CN 202120886084 U CN202120886084 U CN 202120886084U CN 215220821 U CN215220821 U CN 215220821U
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- 239000007791 liquid phase Substances 0.000 claims abstract description 62
- 239000012071 phase Substances 0.000 claims abstract description 54
- 239000007788 liquid Substances 0.000 claims abstract description 31
- 239000007789 gas Substances 0.000 claims description 45
- 230000005540 biological transmission Effects 0.000 claims description 21
- 238000001816 cooling Methods 0.000 claims description 21
- 239000000110 cooling liquid Substances 0.000 claims description 7
- 239000007792 gaseous phase Substances 0.000 claims description 7
- 239000002826 coolant Substances 0.000 claims description 6
- 230000000694 effects Effects 0.000 abstract description 4
- 230000017525 heat dissipation Effects 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000009835 boiling Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000003682 fluorination reaction Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000004913 activation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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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
本实用新型涉及电动电池箱技术领域，具体地说，涉及一种液冷电池箱及系统，其中电池箱包括：箱体，所述箱体的内部分为气相区和液相区，所述液相层位于箱体下部，设有液相输入口；所护气相区设置在所述液相区上方，设有气相输出口。本申请公开的一种液冷电池箱解决了由于动力电池在工作中会产生大量的热量，在电池紧凑摆放的环境下，热量更容易聚集的技术问题，达到激活电芯的使用极限，提高电芯的使用倍率的技术效果。
The utility model relates to the technical field of electric battery boxes, in particular to a liquid-cooled battery box and a system, wherein the battery box comprises: a box body, the interior of the box body is divided into a gas phase area and a liquid phase area, the liquid The phase layer is located at the lower part of the box body and is provided with a liquid phase input port; the gas phase protection zone is arranged above the liquid phase zone and is provided with a gas phase output port. The liquid-cooled battery box disclosed in the present application solves the technical problem that the power battery will generate a lot of heat during operation, and the heat is more likely to accumulate in the environment where the battery is compactly placed. The technical effect of the use rate of the cell.
Description
Technical Field
The utility model relates to an electric battery box technical field, in particular to liquid cooling battery box and system.
Background
With the development of new energy, batteries become a mainstream power supply, but the environmental temperature of the batteries has a great influence on the batteries, and the service performance, service life, safety and reliability of the batteries can be directly influenced by the environmental temperature of the batteries. And because power battery can produce a large amount of heats in work, under the environment that the battery was put compactly, the heat is gathering more easily, consequently need study and relate to reasonable cooling scheme to guarantee that the operating temperature of group battery maintains in a reasonable scope.
The cooling modes of the conventional power battery box include natural heat dissipation, cold air heat dissipation and conventional liquid cooling heat dissipation. Because the temperature has a great influence on the battery core, how to control the temperature of the battery is of great importance, but the traditional cooling mode cannot completely activate the use limit of the battery core at present, and the use multiplying power of the battery core is limited.
SUMMERY OF THE UTILITY MODEL
In view of the fact that the existing cooling mode of the power battery box does not completely activate the use limit of the battery cell and limit the use rate of the battery cell, the application discloses a liquid-cooled battery box and a system.
A liquid-cooled battery box comprising: the inside part of box is gaseous phase district and liquid phase district, wherein: the liquid phase region is positioned at the lower part of the box body and is provided with a liquid phase input port; the gas phase area is arranged above the liquid phase area and is provided with a gas phase output port.
Further, a hollow plate is arranged between the liquid phase area and the gas phase area.
Further, the liquid phase region contains a cooling liquid, and the battery module is at least partially immersed in the cooling liquid.
Further, the cooling liquid is a fluorinated liquid.
Furthermore, a box cover is arranged at the top of the box body.
Furthermore, an explosion-proof valve is arranged on the box cover.
A liquid cooling system comprises the liquid cooling battery box.
Further, the liquid cooling system further comprises: the system comprises a gas-phase transmission pipe, a liquid-phase transmission pipe and a dry cooler, wherein the dry cooler is provided with a gas-phase input end and a liquid-phase output end, one end of the gas-phase transmission pipe is connected with a gas-phase output port, and the other end of the gas-phase transmission pipe is connected with a gas-phase input end of the dry cooler; one end of the liquid phase transmission pipe is connected with the liquid phase input port, and the extension end of the liquid phase transmission pipe is connected with the liquid phase output end of the dry cooler.
Further, an air pump is arranged in the middle of the gas phase delivery pipe.
Furthermore, a liquid pump is arranged in the middle of the liquid phase transmission pipe.
Compared with the prior art, the utility model beneficial effect lie in:
the utility model provides a pair of liquid cooling battery box and system, battery module at least part when the battery box is gone into in the coolant liquid time, the battery box is inside to be divided into gaseous phase district and liquid phase district, and the battery is compact to be put in the battery box, produces a large amount of heats easily, through designing into the battery box gaseous phase district and the double-phase radiating mode in liquid phase district, makes the gaseous phase district through being connected gaseous phase transmission pipe and being connected, transmits the steam that the heat dissipation of electric core produced in the battery box to gaseous phase transmission pipe, the rethread the liquid phase transmission pipe transmits the steam of condensation to the liquid phase district, reaches the service limit of activation electric core, improves the technological effect of the use multiplying power of electric core.
Drawings
Fig. 1 is a schematic view of the overall assembly of the liquid-cooled battery box of the present invention;
fig. 2 is a cross-sectional view of the battery box of the present invention;
fig. 3 is a schematic view of the internal structure of the battery box of the present invention;
fig. 4 is the structural schematic diagram of the battery box cover of the present invention.
The reference numerals are explained below:
1: a dry cooler; 2: a gas phase transport pipe; 3: a liquid phase transfer pipe; 4: an air pump; 5: a battery box; 51: a gas phase zone; 52: a liquid phase region; 53: a battery module; 54: a box body; 55: a box cover; 56: a gas phase output port; 57: a liquid phase input port; 6: a liquid pump; 7: an explosion-proof valve.
Detailed Description
The embodiments of the present disclosure are described in detail below with reference to the accompanying drawings.
The embodiments of the present disclosure are described below with specific examples, and other advantages and effects of the present disclosure will be readily apparent to those skilled in the art from the disclosure in the specification. It is to be understood that the described embodiments are merely illustrative of some, and not restrictive, of the embodiments of the disclosure. The disclosure may be embodied or carried out in various other specific embodiments, and various modifications and changes may be made in the details within the description without departing from the spirit of the disclosure. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict. All other embodiments, which can be derived by a person skilled in the art from the embodiments disclosed herein without making any creative effort, shall fall within the protection scope of the present disclosure.
Example one
A liquid-cooled battery box, as shown in fig. 2, comprising: a tank 54, an inner portion of the tank 54 being a gas phase region 51 and a liquid phase region 52, wherein: the liquid phase region 52 is positioned at the lower part of the box body 54 and is provided with a liquid phase input port 57; the gas phase zone 51 is disposed above the liquid phase zone 52 and is provided with a gas phase outlet 56.
Further, in a preferred embodiment of the present application, as shown in fig. 2, a stencil is installed between the liquid phase region 52 and the gas phase region 51. The liquid phase region 52 and the gas phase region 51 can be separated by installing a hollow plate on the upper side of the liquid phase region 52, so that the gas phase region 51 has a certain space for collecting the gasified cooling liquid.
Further, in a preferred embodiment of the present application, as shown in fig. 2 and 3, the liquid phase region 52 contains a cooling liquid into which the battery module is at least partially immersed. The liquid phase region is a square frame body, and the cooling liquid is electronic fluoridizing liquid. Because the low characteristics of electron fluorination liquid boiling point, when the battery work generated heat, can reach the boiling point of electron fluorination liquid fast, make the coolant liquid begin to gasify around the source that generates heat, a large amount of heats that the battery produced can be taken away to the phase transition nature of coolant liquid, and the relative motion of gas and liquid also can very big increase cooling efficiency simultaneously.
Install battery module 53 in the box 54, battery module 53 comprises a plurality of electric cores, and when electric core work was generated heat, can form the mode heat dissipation of vapor through the heat of giving off. The diffused water vapor is transmitted to the gas phase region 51, and the water vapor in the gas phase region 51 is transmitted to the liquid phase region 52 through condensed water formed by condensation, so that the temperature of the battery is reduced by repeatedly recycling the condensed water.
Further, in a preferred embodiment of the present application, as shown in fig. 2 and 4, a tank cover 55 is disposed at an upper end of the tank 54, and the explosion-proof valve 7 is disposed on the tank cover 55. In order to improve the safety performance, the embodiment of the present application preferably adds an explosion-proof valve 7, and the explosion-proof valve 7 may be a vertical explosion-proof valve or a horizontal explosion-proof valve, and the present application preferably uses a horizontal explosion-proof valve, and the explosion-proof valve 7 is mounted on the top of the tank cover 55.
A liquid cooling system, as shown in fig. 1-4, comprising: the liquid cooling battery box.
Further, in a preferred embodiment of the present application, as shown in fig. 1, the liquid cooling system further includes a gas phase transmission pipe 2, a liquid phase transmission pipe 3 and a dry cooler 1, the dry cooler has a gas phase input end and a liquid phase output end, one end of the gas phase transmission pipe is connected to the gas phase output port 56, and the other end of the gas phase transmission pipe 2 is connected to the gas phase input end of the dry cooler 1; one end of the liquid phase transmission pipe 3 is connected with the liquid phase input port 57 of the liquid phase region 52, and the other end of the liquid phase transmission pipe 3 is connected with the liquid phase output end of the dry cooler 1.
The gas phase output port 56 of the gas phase zone 51, the gas phase output port 56 is preferably arranged on the upper side of the gas phase zone 51, and may be the left upper side or the right upper side, but is not limited to be arranged on the upper side of the gas phase zone 51, and may also be the lower side of the gas phase zone 51, and the gas phase transmission pipe 2 is connected with the gas phase output port 56; the liquid phase region 52 is provided with a liquid phase input port 57, the liquid phase input port 57 is preferably arranged at the lower side of the liquid phase region 52, and may be at the lower left side or the lower right side, but is not limited to be arranged at the lower side of the liquid phase region, and may also be at the upper side of the liquid phase region 52, and the liquid phase transfer pipe 3 is connected with the liquid phase input port 57.
Further, in a preferred embodiment of the present application, as shown in fig. 1, a gas pump 4 is installed in the middle of the gas phase delivery pipe 2. The steam after the gasification in the battery box 5 can increase the steam pressure through the external air distribution pump 4, so that the steam in the battery box 5 can be efficiently transmitted to the gas phase input end of the dry cooler 1, in the embodiment, the air pump 4 is preferably used to increase the transmission efficiency of the steam, but the air pump 4 does not need to be added, and the steam can be transmitted to the gas phase input end of the dry cooler 1 by using the own air pressure in the battery box 5.
Further, in a preferred embodiment of the present application, a liquid pump 6 is installed in the middle of the liquid phase transmission pipe 3, and the condensed coolant is transmitted into the battery box 5 through the liquid pump 6, so that the battery is immersed in the coolant to achieve the cooling effect.
In the description of the present invention, it is to be understood that the terms "intermediate", "length", "upper", "lower", "front", "rear", "vertical", "horizontal", "inner", "outer", "radial", "circumferential", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention.
In the present application, unless expressly stated or limited otherwise, the first feature may be directly on the second feature or indirectly via intermediate members. "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The above description is for illustrative purposes only and is not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. that do not depart from the spirit and principles of the present invention should be construed as within the scope of the present invention.
Claims (10)
1. The utility model provides a liquid cooling battery box, includes the box, its characterized in that, the inside part of box is gaseous phase district and liquid phase district, wherein:
the liquid phase region is positioned at the lower part of the box body and is provided with a liquid phase input port;
the gas phase area is arranged above the liquid phase area and is provided with a gas phase output port.
2. The liquid-cooled battery box of claim 1, wherein a hollowed-out plate is installed between the liquid phase region and the gas phase region.
3. A liquid-cooled battery box as claimed in claim 1 or 2, characterized in that the liquid phase region contains a cooling liquid into which the battery modules are at least partially immersed.
4. A liquid-cooled battery box as claimed in claim 3, wherein the coolant is a fluorinated liquid.
5. The liquid-cooled battery box of claim 1, wherein a box cover is arranged on the top of the box body.
6. The liquid-cooled battery box of claim 5, characterized in that the box cover is provided with an explosion-proof valve.
7. A liquid cooling system comprising a liquid cooled battery compartment as claimed in any one of claims 1 to 6.
8. The liquid cooling system of claim 7, further comprising a gas phase transport pipe, a liquid phase transport pipe and a dry cooler, wherein the dry cooler has a gas phase input end and a liquid phase output end, one end of the gas phase transport pipe is connected with the gas phase output end, and the other end of the gas phase transport pipe is connected with the gas phase input end of the dry cooler; one end of the liquid phase transmission pipe is connected with the liquid phase input port, and the other end of the liquid phase transmission pipe is connected with the liquid phase output end of the dry cooler.
9. A liquid cooling system as claimed in claim 8, wherein a gas pump is installed in the middle of the gas phase transport pipe.
10. A liquid cooling system as claimed in claim 8, wherein a liquid pump is installed intermediate said liquid phase transfer tubes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120886084.9U CN215220821U (en) | 2021-04-27 | 2021-04-27 | A liquid-cooled battery box and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120886084.9U CN215220821U (en) | 2021-04-27 | 2021-04-27 | A liquid-cooled battery box and system |
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| Publication Number | Publication Date |
|---|---|
| CN215220821U true CN215220821U (en) | 2021-12-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120886084.9U Active CN215220821U (en) | 2021-04-27 | 2021-04-27 | A liquid-cooled battery box and system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113193262A (en) * | 2021-04-27 | 2021-07-30 | 湖北亿纬动力有限公司 | Liquid cooling battery box and system |
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2021
- 2021-04-27 CN CN202120886084.9U patent/CN215220821U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113193262A (en) * | 2021-04-27 | 2021-07-30 | 湖北亿纬动力有限公司 | Liquid cooling battery box and system |
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