CN-224224913-U - Liquid cooling heat abstractor and liquid cooling charging system

Abstract

The application provides a liquid cooling heat dissipation device and a liquid cooling charging system, and relates to the technical field of charging equipment. The liquid cooling heat dissipation device comprises a liquid storage device and a purifying device, wherein the liquid storage device is used for storing heat dissipation media, liquid outlets of the liquid storage device are detachably connected with liquid inlets of a plurality of charging modules in the liquid cooling charging system through a plurality of first liquid cooling pipelines respectively, the liquid inlets of the liquid storage device are detachably connected with liquid outlets of the plurality of charging modules through a plurality of second liquid cooling pipelines respectively, the liquid inlets of the purifying device are detachably connected with liquid inlets or liquid outlets of any charging module in the plurality of charging modules through a third liquid cooling pipeline, and the purifying device is used for purifying the heat dissipation media in any charging module. Therefore, the application can establish a physical isolation barrier to prevent the pollution of the fault charging module to the liquid cooling charging system. Reducing a great deal of material waste and maintenance cost.

Inventors

• GUO JUNJIE
• Xu Aohan
• FAN YANGPING
• DAI JIESHI
• WANG LIQIANG

Assignees

• 领充新能源科技有限公司

Dates

Publication Date

20260512

Application Date

20250514

Claims (10)

1. 1. The liquid cooling heat dissipation device is characterized by applying a liquid cooling charging system and comprises a liquid storage device and a purification device, wherein the liquid storage device is used for storing a heat dissipation medium, liquid outlets of the liquid storage device are detachably connected with liquid inlets of a plurality of charging modules in the liquid cooling charging system through a plurality of first liquid cooling pipelines respectively, and liquid inlets of the liquid storage device are detachably connected with liquid outlets of the plurality of charging modules through a plurality of second liquid cooling pipelines respectively; The liquid inlet of the purification device is detachably connected with the liquid inlet or the liquid outlet of any charging module of the plurality of charging modules through a third liquid cooling pipeline, and the purification device is used for purifying a heat dissipation medium in any charging module.
2. 2. The liquid cooling heat sink of claim 1 wherein the liquid storage device comprises a liquid storage tank and a first liquid pump, wherein the liquid storage tank is used for storing heat dissipation medium, a liquid inlet of the liquid storage tank is a liquid inlet of the liquid storage device, a liquid outlet of the liquid storage tank is connected with a liquid inlet of the first liquid pump, and a liquid outlet of the first liquid pump is a liquid outlet of the liquid storage device.
3. 3. The liquid cooling heat sink of claim 1 wherein the purifying device comprises at least a purifying tank for purifying a heat dissipating medium, and wherein the liquid inlet of the purifying tank is a liquid inlet or a liquid outlet of the purifying device.
4. 4. The liquid cooling heat sink of claim 3 wherein the purification device further comprises a second liquid pump, wherein a liquid outlet of the second liquid pump is detachably connected with a liquid outlet or a liquid inlet of any charging module through a fourth liquid cooling pipeline; The liquid outlet of the purifying box is connected with the liquid inlet of the second liquid pump, or the liquid inlet of the second liquid pump is used for receiving air.
5. 5. The liquid cooling heat sink according to claim 3, wherein the liquid outlet of the purifying tank is detachably connected to the liquid inlet of the liquid storage device through a fifth liquid cooling pipeline, and the any charging module is further provided with an air inlet.
6. 6. The liquid cooling heat sink of claim 1, wherein a plurality of liquid inlet control valves are respectively disposed on the plurality of first liquid cooling pipelines, and a plurality of liquid outlet control valves are respectively disposed on the plurality of second liquid cooling pipelines.
7. 7. The liquid cooling heat abstractor according to claim 3, wherein the purifying box comprises a first storage cavity, at least one filter layer and a second storage cavity which are vertically arranged in sequence, a liquid inlet is arranged on the first storage cavity, a liquid outlet is arranged at the bottom of the second storage cavity, and the at least one filter layer is used for filtering heat dissipation media from the first storage cavity in sequence.
8. 8. The liquid-cooled heat sink of claim 7 wherein the at least one filter layer comprises a metal blocking layer, a dielectric adsorption layer and a dielectric reinforcement layer, wherein the metal blocking layer is disposed at the bottom of the first storage cavity, the dielectric reinforcement layer is disposed at the top of the second storage cavity, and the dielectric adsorption layer is disposed between the metal blocking layer and the dielectric reinforcement layer.
9. 9. A liquid cooling heat sink according to claim 3 wherein the outlet of the purge bin is removably connected to an accessory reservoir.
10. 10. A liquid cooling charging system is characterized by comprising at least two immersed charging modules and the liquid cooling heat dissipation device according to any one of claims 1 to 9, wherein the charging modules are provided with sealed shells, insulating cooling liquid is contained in the shells, and the charging modules at least comprise a charging module body which is fully or partially immersed into the insulating cooling liquid.

Description

Liquid cooling heat abstractor and liquid cooling charging system Technical Field The application relates to the technical field of charging equipment, in particular to a liquid cooling heat dissipation device and a liquid cooling charging system. Background With the rapid development of the electric automobile industry, the requirements on the performance and the reliability of the electric automobile charging equipment are increasingly improved. In the liquid heat dissipation system of the high-voltage high-power charging equipment, the immersion heat dissipation system commonly adopted at present has a plurality of problems. In the prior art, an immersed heat dissipation system generally adopts an integral circulating oil way design, and heat exchange is realized through circulating flow of mineral oil among charging modules. However, in the actual operation process, when the fault such as explosion of an electrolytic capacitor or damage of a power device occurs in the charging module, broken metal fragments, insulating mediums and other impurities can diffuse along with an oil path, so that the whole heat dissipation system is polluted, a large amount of materials are wasted, and the maintenance cost is increased. Disclosure of utility model The application aims to provide a liquid cooling heat dissipation device and a liquid cooling charging system, which are used for relieving the technical problems of long-term fault diffusion and resource waste of the liquid cooling charging system in the prior art. In order to achieve the above object, the technical scheme adopted by the embodiment of the application is as follows: In a first aspect, an embodiment of the present application provides a liquid cooling heat dissipation device, where the liquid cooling heat dissipation device uses a liquid cooling charging system, where the liquid cooling heat dissipation device includes a liquid storage device and a purifying device, where the liquid storage device is used to store a heat dissipation medium, liquid outlets of the liquid storage device are detachably connected to liquid inlets of a plurality of charging modules in the liquid cooling charging system through a plurality of first liquid cooling pipelines, and liquid inlets of the liquid storage device are detachably connected to liquid outlets of the plurality of charging modules through a plurality of second liquid cooling pipelines, respectively; The liquid inlet of the purification device is detachably connected with the liquid inlet or the liquid outlet of any charging module of the plurality of charging modules through a third liquid cooling pipeline, and the purification device is used for purifying a heat dissipation medium in any charging module. Optionally, the liquid storage device comprises a liquid storage tank and a first liquid pump, wherein the liquid storage tank is used for storing a heat-dissipating medium, a liquid inlet of the liquid storage tank is a liquid inlet of the liquid storage device, a liquid outlet of the liquid storage tank is connected with a liquid inlet of the first liquid pump, and a liquid outlet of the first liquid pump is a liquid outlet of the liquid storage device. Optionally, the purifying device at least comprises a purifying box, wherein the purifying box is used for purifying the heat dissipation medium, and the liquid inlet of the purifying box is the liquid inlet or the liquid outlet of the purifying device. Optionally, the purifying device further comprises a second liquid pump, wherein a liquid outlet of the second liquid pump is detachably connected with a liquid outlet or a liquid inlet of any charging module through a fourth liquid cooling pipeline; The liquid outlet of the purifying box is connected with the liquid inlet of the second liquid pump, or the liquid inlet of the second liquid pump is used for receiving air. Optionally, the liquid outlet of purifying box passes through the fifth liquid cooling pipeline and can dismantle the connection liquid inlet of stock solution device, arbitrary charge the module and still be provided with the air inlet. Optionally, a plurality of liquid inlet control valves are respectively arranged on the plurality of first liquid cooling pipelines, and a plurality of liquid outlet control valves are respectively arranged on the plurality of second liquid cooling pipelines. Optionally, the purifying box comprises a first storage cavity, at least one filter layer and a second storage cavity which are vertically arranged in sequence, wherein a liquid inlet is formed in the first storage cavity, a liquid outlet is formed in the bottom of the second storage cavity, and the at least one filter layer is used for filtering heat dissipation media from the first storage cavity in sequence. Optionally, the at least one filter layer comprises a metal interception layer, a dielectric adsorption layer and a dielectric strengthening layer, wherein the metal interception layer is arra