CN220053551U - Cooling device for direct-current charging gun - Google Patents
Cooling device for direct-current charging gun Download PDFInfo
- Publication number
- CN220053551U CN220053551U CN202321742636.4U CN202321742636U CN220053551U CN 220053551 U CN220053551 U CN 220053551U CN 202321742636 U CN202321742636 U CN 202321742636U CN 220053551 U CN220053551 U CN 220053551U
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- CN
- China
- Prior art keywords
- water
- charging gun
- pipe joint
- cooling
- water outlet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000001816 cooling Methods 0.000 title claims abstract description 52
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 168
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 239000000110 cooling liquid Substances 0.000 abstract description 12
- 238000004064 recycling Methods 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
Classifications
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/12—Electric charging stations
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- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
A cooling device for a direct current charging gun relates to the technical field of charging guns of electric automobiles, when the charging gun is used for charging the electric automobiles, a water pump works, cold water in a water tank is pumped into a containing cavity in a water cooling block through a water inlet pipe joint, cooling liquid absorbs heat generated during the working of the charging gun in the containing cavity, heat exchange is realized, then the cooling liquid flows into a water outlet pipe through a water outlet pipe joint and finally flows back into the water tank, and recycling of the cooling liquid is realized. Realize charging rifle 1's cooling, effectively ensure charging rifle can not lead to the short circuit outage because of overload generates heat.
Description
Technical Field
The utility model relates to the technical field of electric automobile charging guns, in particular to a cooling device for a direct current charging gun.
Background
Along with the rapid development of electric automobiles, rapid charging becomes an increasingly urgent requirement, high-power charging becomes a mainstream choice in order to meet the requirement of rapid charging, no clear definition exists on the high-power charging technology at present, and the new energy industry generally considers that the high-power charging technology is characterized by high voltage, high current and output power exceeding 350kW, and when the high-power charging technology is adopted, the charging time required by 400km of endurance mileage is required to be met for not more than 12min.
The partial charging pile increases the power of the charging connector in a current increasing manner. When the charging system bears high current above 200A, the thermal effect of the current in unit time is multiplied, the temperature rise of the charging system is obvious, and if the heat dissipation is not smooth, a larger safety accident can be caused.
Disclosure of Invention
In order to overcome the defects of the technology, the utility model provides the cooling device for the direct-current charging gun, which is used for cooling the charging gun and avoiding overheat of the charging gun.
The technical scheme adopted for overcoming the technical problems is as follows:
a cooling device for a direct current charging gun, comprising:
the water cooling block is arranged at the head end of the charging gun, a closed containing cavity is formed in the water cooling block, and a water inlet pipe joint and a water outlet pipe joint which are communicated with the containing cavity are respectively arranged at the head end of the water cooling block;
the water tank is arranged in the charging pile and is provided with a water pump;
the water inlet of the water pump is communicated with the bottom of the water tank, the water outlet of the water pump is communicated with the water inlet pipe joint through the water inlet pipeline, and the water outlet pipe joint is communicated with the upper end of the water tank through the water outlet pipeline.
Further, the water inlet pipeline comprises a water distributor arranged in the charging gun, a circular annular closed annular cavity is formed in the water distributor along the circumferential direction, a water inlet communicated with the annular cavity is formed in one end of the water distributor, a water outlet communicated with the annular cavity is formed in the other end of the water distributor, the water inlet is connected with a water outlet of a water pump through a pipeline, the water outlet is connected to a hose I, a water inlet joint is coaxially connected with a water cooling terminal (5) in a circular tube shape, and the other end of the water cooling terminal is connected with the other end of the hose I.
Further, the water outlet pipeline comprises a through hole and a hose II, wherein the through hole is arranged at the middle part of the water separator, one end of the hose II is connected with the water outlet pipe joint, and the other end of the hose II penetrates through the through hole and then is connected with the upper end of the water tank.
Further, the lower end inside the charging gun is provided with a groove, the size of the groove is matched with the peripheral size of the water cooling block, and the water cooling block is embedded in the groove.
Further, the charging gun comprises a pressing plate, wherein the lower end face of the pressing plate is contacted with the upper end face of the water cooling block, and the left end and the right end of the pressing plate are respectively fixed in the charging gun through screws.
The beneficial effects of the utility model are as follows: when the charging gun is used for charging the electric automobile, the water pump works, cold water in the water tank is pumped into the containing cavity in the water cooling block through the water inlet pipeline through the water inlet pipe joint, the cooling liquid absorbs heat generated during the working of the charging gun in the containing cavity, heat exchange is achieved, then the cooling liquid flows into the water outlet pipeline through the water outlet pipe joint, finally flows back to the water tank, and recycling of the cooling liquid is achieved. Realize charging rifle 1's cooling, effectively ensure charging rifle can not lead to the short circuit outage because of overload generates heat.
Drawings
FIG. 1 is a front cross-sectional view of a charging gun according to the present utility model;
FIG. 2 is a cross-sectional view of the structure A-A in FIG. 1;
FIG. 3 is a cross-sectional view of the water separator of the present utility model in a front view;
FIG. 4 is a schematic perspective view of a water cooling block part according to the present utility model;
in the figure, 1, a charging gun 2, a water cooling block 21, a water inlet pipe joint 22, a water outlet pipe joint 3, a containing cavity 4, a pressing plate 5, a water cooling terminal 6, a hose I7, a hose II 8, a water distributor 81, a through hole 82, an annular cavity 83, a water inlet 84, a water outlet 9, a screw 10 and a groove.
Detailed Description
The utility model is further described with reference to fig. 1 to 4.
A cooling device for a direct current charging gun, comprising: the water cooling block 2 is arranged at the head end of the charging gun 1, a closed containing cavity 3 is arranged in the water cooling block 2, and a water inlet pipe joint 21 and a water outlet pipe joint 22 which are communicated with the containing cavity 3 are respectively arranged at the head end of the water cooling block 2; the water tank is arranged in the charging pile and is provided with a water pump; the water inlet of the water pump is communicated with the bottom of the water tank, the water outlet of the water pump is communicated with the water inlet pipe joint 21 through a water inlet pipeline, and the water outlet pipe joint 22 is communicated with the upper end of the water tank through a water outlet pipeline. When the charging gun 1 is used for charging the electric automobile, the water pump works, cold water in the water tank is pumped into the containing cavity 3 in the water cooling block 2 through the water inlet pipe joint 21, the cooling liquid absorbs heat generated by the charging gun 1 during working in the containing cavity 3, heat exchange is achieved, then the cooling liquid flows into the water outlet pipe through the water outlet pipe joint 22 and finally flows back to the water tank, and recycling of the cooling liquid is achieved. Realize the cooling to rifle 1 charges, effectively ensure that rifle 1 charges can not lead to the short circuit outage because of overload generates heat.
In one embodiment of the present utility model, the water inlet pipeline may be a structure including a water separator 8 disposed in the charging gun 1, a circular closed annular cavity 82 is disposed in the water separator 8 along the circumferential direction, one end of the water separator 8 is provided with a water inlet 83 communicated with the annular cavity 82, the other end of the water separator 8 is provided with a water outlet 84 communicated with the annular cavity 82, the water inlet 83 is connected with a water outlet of the water pump through a pipeline, the water outlet 84 is connected with the hose i 6, the water inlet pipe joint 21 is coaxially connected with a water-cooled terminal 5 in a circular tube shape, and the other end of the water-cooled terminal 5 is connected with the other end of the hose i 6. The cold water in the water tank is pumped into the annular cavity 82 of the water separator 8 through the water inlet 83 by the water pump, and the annular cavity 82 of the water separator 8 is communicated with the water outlet 84, so that the cooling liquid flows out through the water outlet 84 and then enters the water cooling terminal 5, and enters the water cooling block 2 through the water cooling terminal 5 for heat exchange. The hose I6 is connected with the water inlet pipe joint 21 by the water cooling terminal 5, so that the tightness of the structure is improved, and short circuit and circuit faults caused by leakage of cooling liquid can be avoided.
In one embodiment of the utility model, the water outlet pipeline comprises a through hole 81 arranged at the middle part of the water separator 8 and a hose II 7, one end of the hose II 7 is connected with the water outlet pipe joint 22, and the other end of the hose II passes through the through hole 81 and then is connected with the upper end of the water tank. After heat exchange, the cooling liquid in the containing cavity 3 of the water cooling block 2 flows into the hose II 7 through the water outlet pipe joint 22, finally flows back to the water tank through the hose II 7 to realize circulation, and the water separator 8 separates the water inlet pipeline from the water outlet pipeline to prevent the heat exchange caused by lap joint.
In one embodiment of the utility model, the lower end of the inner part of the charging gun 1 is provided with a groove 10, the size of the groove 10 is matched with the peripheral size of the water cooling block 2, and the water cooling block 2 is embedded in the groove 10. The charging gun further comprises a pressing plate 4, wherein the lower end face of the pressing plate 4 is in contact with the upper end face of the water cooling block 2, and the left end and the right end of the pressing plate 4 are respectively fixed in the charging gun 1 through screws 9. The water cooling block 2 can be conveniently limited by arranging the groove 10, the assembly efficiency is improved, the water cooling block 2 can be fixed by the pressing plate 4, the water cooling block is prevented from being separated from the groove 10, and the use reliability is improved.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (5)
1. A cooling device for a direct current charging gun, comprising:
the water cooling block (2) is arranged at the head end of the charging gun (1), a closed containing cavity (3) is formed in the water cooling block (2), and a water inlet pipe joint (21) and a water outlet pipe joint (22) which are communicated with the containing cavity (3) are respectively arranged at the head end of the water cooling block (2);
the water tank is arranged in the charging pile and is provided with a water pump;
the water inlet of the water pump is communicated with the bottom of the water tank, the water outlet of the water pump is communicated with the water inlet pipe joint (21) through a water inlet pipeline, and the water outlet pipe joint (22) is communicated with the upper end of the water tank through a water outlet pipeline.
2. The cooling device for a direct current charging gun according to claim 1, wherein: the water inlet pipeline comprises a water separator (8) arranged in the charging gun (1), a circular annular closed annular cavity (82) is formed in the water separator (8) along the circumferential direction, a water inlet (83) communicated with the annular cavity (82) is formed in one end of the water separator (8), a water outlet (84) communicated with the annular cavity (82) is formed in the other end of the water separator (8), the water inlet (83) is connected with a water outlet of the water pump through a pipeline, the water outlet (84) is connected with a hose I (6), a water inlet pipe joint (21) is coaxially connected with a water cooling terminal (5) which is in a circular tube shape, and the other end of the water cooling terminal (5) is connected with the other end of the hose I (6).
3. The cooling device for a direct current charging gun according to claim 2, wherein: the water outlet pipeline comprises a through hole (81) and a hose II (7), wherein the through hole (81) is arranged in the middle of the water separator (8), one end of the hose II (7) is connected with the water outlet pipe joint (22), and the other end of the hose II penetrates through the through hole (81) and then is connected with the upper end of the water tank.
4. The cooling device for a direct current charging gun according to claim 1, wherein: the charging gun is characterized in that a groove (10) is formed in the lower end of the inner portion of the charging gun (1), the size of the groove (10) is matched with the peripheral size of the water cooling block (2), and the water cooling block (2) is embedded in the groove (10).
5. The cooling device for a direct current charging gun according to claim 4, wherein: the charging gun also comprises a pressing plate (4), wherein the lower end face of the pressing plate (4) is in contact with the upper end face of the water cooling block (2), and the left end and the right end of the pressing plate (4) are respectively fixed in the charging gun (1) through screws (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321742636.4U CN220053551U (en) | 2023-07-05 | 2023-07-05 | Cooling device for direct-current charging gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321742636.4U CN220053551U (en) | 2023-07-05 | 2023-07-05 | Cooling device for direct-current charging gun |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220053551U true CN220053551U (en) | 2023-11-21 |
Family
ID=88751031
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321742636.4U Active CN220053551U (en) | 2023-07-05 | 2023-07-05 | Cooling device for direct-current charging gun |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220053551U (en) |
-
2023
- 2023-07-05 CN CN202321742636.4U patent/CN220053551U/en active Active
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