CN220535422U - Cooling contact terminal, cooling contact system and high-power charging system - Google Patents
Cooling contact terminal, cooling contact system and high-power charging system Download PDFInfo
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- CN220535422U CN220535422U CN202190000897.1U CN202190000897U CN220535422U CN 220535422 U CN220535422 U CN 220535422U CN 202190000897 U CN202190000897 U CN 202190000897U CN 220535422 U CN220535422 U CN 220535422U
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- contact
- cooling
- contact body
- contact terminal
- cooled
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- 238000001816 cooling Methods 0.000 title claims abstract description 145
- 238000007789 sealing Methods 0.000 claims abstract description 52
- 238000005192 partition Methods 0.000 claims abstract description 39
- 239000002826 coolant Substances 0.000 claims description 23
- 230000002093 peripheral effect Effects 0.000 claims description 16
- 238000000926 separation method Methods 0.000 claims description 8
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 230000014759 maintenance of location Effects 0.000 claims description 2
- 230000002265 prevention Effects 0.000 claims description 2
- 238000002955 isolation Methods 0.000 claims 2
- 239000011810 insulating material Substances 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 2
- 230000014509 gene expression Effects 0.000 description 4
- 238000000465 moulding Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 239000000110 cooling liquid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 206010014357 Electric shock Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/30—Constructional details of charging stations
- B60L53/302—Cooling of charging equipment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/10—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by the energy transfer between the charging station and the vehicle
- B60L53/14—Conductive energy transfer
- B60L53/16—Connectors, e.g. plugs or sockets, specially adapted for charging electric vehicles
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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
- Y02T90/14—Plug-in electric vehicles
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The utility model provides a cooled contact terminal (10) and a cooled contact system (100) comprising the cooled contact terminal (10). The cooled contact terminal (10) comprises a contact body (11); a cooling channel (12) provided in the contact body (11) and configured for cooling at least a portion of the contact body (11); and a partition wall (13) at least partially disposed in the cooling channel (12), wherein the partition wall (13) is made of an insulating material. The utility model also provides a high power charging system (200) comprising a charging station and a charging gun (210). The charging gun (210) includes at least one cooling contact system (100). The cooling contact terminal (10) can provide a good cooling effect and improve sealing performance.
Description
Technical Field
The utility model relates to the technical field of charging, in particular to a cooling contact terminal, a cooling contact system and a high-power charging system.
Background
Today, new energy vehicles are favored by more and more consumers, and the importance of charging systems associated with new energy vehicles is increasingly highlighted. When charging a new energy vehicle, a charging terminal or cable of the charging gun may be heated due to its own resistance, which may cause a safety problem.
In current cooled contact systems, the barrier wall is provided outside the contact terminals by over-molding or press-fitting, and other additional components are required to form a sealing system with the barrier wall. The cooling contact system can cool the contact terminals to some extent, but there are still some sealing problems due to its structure and manufacturing process.
Disclosure of Invention
Embodiments of the present utility model provide a cooling contact terminal, a cooling contact system, and a high-power charging system capable of providing a good cooling effect and improving sealing performance.
According to an embodiment of the present utility model, there is provided a cooling contact terminal. The cooling contact terminal includes: a contact body; a cooling channel partially disposed in the contact body and configured to cool the contact body; and a partition wall disposed between the cooling channel and the contact body, wherein the partition wall is configured to isolate the cooling channel from the contact body.
In some embodiments, the separation wall comprises a first end and a second end, and the direction of extension of the first end is perpendicular to the direction of extension of the second end, wherein the contact body has a top, a bottom, and a peripheral portion between the top and the bottom, the first end is configured to separate the contact body from a first portion of the cooling channel extending outside the peripheral portion of the contact body, and the second end is configured to separate the contact body from a second portion of the cooling channel extending outside the bottom of the contact body.
In some embodiments, the separator wall further comprises a tube portion connecting the first end and the second end, and the tube portion is configured to isolate the contact body from a third portion of the cooling channel within the contact body.
In some embodiments, the cooled contact terminal further comprises: and a touch preventing cap disposed on top of the contact body of the cooling contact terminal.
In some embodiments, the cooled contact terminal further comprises: and a restriction flange formed on an outer peripheral portion of the contact body to restrict a contact position of the contact body.
In some embodiments, the cooled contact terminal further comprises: an O-ring is disposed about the limiting flange of the contact body for providing a sealing function.
In some embodiments, the cooled contact terminal further comprises: a sealing system disposed between the second end of the dividing wall and the cooling gallery.
According to another aspect of the present utility model, a cooling contact system for a high power charging system is provided. The cooling contact system includes: at least two cooled contact terminals, wherein each cooled contact terminal comprises: a contact body; a cooling channel partially disposed in the contact body and configured to cool the contact body; and a partition wall disposed between the cooling channel and the contact body, wherein the partition wall is configured to isolate the cooling channel from the contact body; and a connection pipe configured to connect the cooling channels in each cooling contact terminal to form a cooling circuit.
In some embodiments, the separation wall comprises a first end and a second end, and the direction of extension of the first end is perpendicular to the direction of extension of the second end, wherein the contact body has a top, a bottom, and a peripheral portion between the top and the bottom, the first end is configured to separate the contact body from a first portion of the cooling channel extending outside the peripheral portion of the contact body, and the second end is configured to separate the contact body from a second portion of the cooling channel extending outside the bottom of the contact body.
In some embodiments, the separator wall further comprises a tube portion connecting the first end and the second end, and the tube portion is configured to separate the corresponding contact body from the third portion of the cooling channel within the corresponding contact body.
In some embodiments, each cooled contact terminal further comprises: and the touch prevention cap is arranged on the top of the contact body.
In some embodiments, each cooled contact terminal further comprises: and a restriction flange formed on an outer peripheral portion of the contact body to restrict a contact position of the contact body.
In some embodiments, each cooled contact terminal further comprises: an O-ring is disposed about the limiting flange of the contact body for providing a sealing function.
In some embodiments, each cooling contact terminal is connected with a cable, and a coolant tube of the cable is configured for connecting the second end of the dividing wall.
In some embodiments, the cooling contact system further comprises: and a sealing system disposed between the partition wall of the corresponding cooling contact terminal and the coolant tube of the cable.
In some embodiments, the sealing system includes a sealing ring disposed between the bulkhead of the respective cooling contact terminal and the coolant tube of the cable.
In some embodiments, the sealing system further comprises a compression ring configured to compress the sealing ring.
In some embodiments, the sealing system further comprises a tube clamp configured to secure the coolant tube of the cable.
In some embodiments, the cooling contact system further comprises: a retention cap configured to retain the sealing system in the contact body.
According to another aspect of the present utility model, a high power charging system is provided. The high power charging system comprises a charging station and a charging gun, wherein the charging gun comprises at least one cooling contact system according to any of the preceding embodiments.
Compared with the prior art, the technical scheme of the embodiment of the utility model has the following advantages:
according to some embodiments, the cooling channel is formed in the contact body, and the partition wall is provided between the contact body and the cooling channel, so insulation can be ensured even when the cooling channel uses a conductive cooling liquid.
According to some embodiments, the sealing system is provided at the second end of the partition wall to improve sealing performance.
According to some embodiments, a cooling contact system for a high power charging system comprises at least two cooling contact terminals and a connecting tube configured for connecting the at least two cooling contact terminals, whereby the two cooling contact terminals may be assembled separately and assembled with the connecting tube.
According to some embodiments, the sealing system is arranged between the partition wall of the respective cooling contact terminal and the coolant tube of the cable. The sealing system includes a sealing ring disposed between the bulkhead and a coolant tube of the cable, a compression ring configured to compress the sealing ring, and a tube clamp configured to secure the coolant tube. By the arrangement of the sealing system, the sealing performance of the cooling contact system can be ensured.
Drawings
The above and other aspects, features and advantages of the present utility model will become more apparent from the following description when taken in conjunction with the accompanying drawings in which:
fig. 1 schematically shows a perspective view of a cooling contact system for a high power charging system according to an embodiment of the utility model;
FIG. 2 schematically illustrates a cross-sectional view of the cooling contact system of FIG. 1;
fig. 3 schematically shows a perspective view of a high power charging system according to an embodiment of the utility model; and
fig. 4 schematically illustrates a cross-sectional view of the high power charging system of fig. 3;
Detailed Description
Hereinafter, various embodiments of the present utility model will be described with reference to the accompanying drawings. It should be understood, however, that there is no intention to limit the utility model to the specific forms disclosed herein; on the contrary, the utility model is to be understood as embracing various modifications, equivalents and/or alternatives to the embodiments of the utility model. In describing the drawings, like reference numbers may be used to identify like elements.
As used herein, the expressions "having," "may have," "include," and "may include" mean that the corresponding features (e.g., numbers, functions, operations, or constituent elements such as components) are present, and that one or more additional features are not excluded.
The expressions of "first", "second", "first", and "second" used in various embodiments of the utility model may modify various elements regardless of their order and/or importance, but do not limit the corresponding elements. For example, the first device and the second device indicate different devices, but are each devices. For example, a first element could be termed a second element, and, similarly, a second element could be termed a first element, without departing from the scope of the present utility model.
It will be understood that when an element (e.g., a first element) is referred to as being "connected" or "coupled" to another element (e.g., a second element), it can be directly connected or coupled to the other element or any other element (e.g., a third element) intervening elements may be present. In contrast, it will be understood that when an element (e.g., a first element) is referred to as being "directly connected" or "directly coupled" to another element (a second element), there are no intervening elements (e.g., a third element) between them.
As described in the background art, when charging a new energy vehicle, a charging terminal or cable of a charging gun may be heated due to its own resistance, which may cause a safety problem.
To this end, embodiments of the present utility model provide a cooled contact terminal. The cooling contact terminal includes: a contact body; a cooling channel partially disposed in the contact body and configured to cool the contact body; and a partition wall disposed between the cooling channel and the contact body, wherein the partition wall is configured to isolate the cooling channel from the contact body. Another embodiment of the present utility model also provides a cooling contact system that includes at least two cooling contact terminals. The cooling contact system may be used in a high power charging system, and the cooling contact system uses water or conductive oil as a cooling substance to cool a contact terminal or cable of the high power charging system.
Fig. 1 schematically shows a perspective view of a cooling contact system 100 for a high power charging system according to an embodiment of the utility model, and fig. 2 schematically shows a cross-sectional view of the cooling contact system 100 in fig. 1.
As shown in fig. 1 and 2, the cooling contact system 100 includes two cooling contact terminals, namely a first cooling contact terminal 10 and a second cooling contact terminal 20.
The first cooled contact terminal 10 comprises a contact body 11, a cooling channel 12 and a partition wall 13. The cooling channel 12 is partially provided in the contact body 11 and is configured for cooling the contact body 11. The partition wall 13 is provided between the cooling passage 12 and the contact body 11, and the partition wall 13 is configured to isolate the cooling passage 12 from the contact body 11. The partition wall 13 may be made of an insulating material such as a high thermal conductive resin. The partition wall 13 may be provided in the contact body 11 by insert molding. In other embodiments, the separation wall 13 may also be provided in the contact body 11 by spraying or other processes.
The second cooling contact terminal 20 includes a contact body 21, a cooling passage 22, and a partition wall 23. The cooling channel 22 is partially provided in the contact body 21 and is configured for cooling the contact body 21. The partition wall 23 is provided between the cooling passage 22 and the contact body 21, and the partition wall 23 is configured to isolate the cooling passage 22 from the contact body 21. The partition wall 23 may be made of an insulating material such as a high thermal conductive resin. The partition wall 23 may be provided in the contact body 21 by insert molding. In other embodiments, the separation wall 23 may also be provided in the contact body 21 by spraying or other processes.
The cooling contact system 100 further comprises a connection pipe 30, the connection pipe 30 being configured for connecting the cooling channel 12 of the first cooling contact terminal 10 and the cooling channel 22 of the second cooling contact terminal 20 to form a cooling circuit in the first cooling contact terminal 10 and the second cooling contact terminal 20.
In some embodiments of the present utility model, the partition wall 13 includes a first end 131 and a second end 132, and the extending direction of the first end 131 is perpendicular to the extending direction of the second end 132. The contact body 11 has a top, a bottom, and an outer peripheral portion between the top and the bottom. The first end 131 is configured to isolate the contact body 11 from a first portion of the cooling channel 12 extending outside the outer peripheral portion of the contact body 11, and the second end 132 is configured to isolate the contact body 11 from a second portion of the cooling channel 12 extending outside the bottom portion of the contact body. The partition wall 13 further includes a tube portion 133 connecting the first end 131 and the second end 132. The tube portion 133 is configured to isolate the contact body 11 from the third portion of the cooling channel 12 within the contact body 11. The third portion of the cooling gallery 12 is located between the first and second portions of the cooling gallery 12.
In some embodiments of the present utility model, the partition wall 23 includes a first end 231 and a second end 232, and the extending direction of the first end 231 is perpendicular to the extending direction of the second end 232. The contact body 21 has a top portion, a bottom portion, and an outer peripheral portion located between the top portion and the bottom portion. The first end 231 is configured to isolate the contact body 21 from a first portion of the cooling channel 22 extending outside the outer peripheral portion of the contact body 21, and the second end 232 is configured to isolate the contact body 21 from a second portion of the cooling channel 22 extending outside the bottom portion of the contact body. The partition wall 23 further includes a tube portion 233 connecting the first end 231 and the second end 232. The tube portion 233 is configured to isolate the contact body 21 from a third portion of the cooling passage 22 within the contact body 21. The third portion of the cooling gallery 22 is located between the first and second portions of the cooling gallery 22.
In the present utility model, the top of the contact body means an end to be inserted into a vehicle socket, and the bottom of the contact body means an end to be connected with a cable.
In some embodiments of the present utility model, the sealing member 41 is disposed between the first end 31 of the connection tube 30 and the first end 131 of the partition wall 13 of the first cooling contact terminal 10, and the sealing member 42 is disposed between the second end 32 of the connection tube 30 and the first end 231 of the partition wall 23 of the second cooling contact terminal 20.
In some embodiments of the present utility model, the first cooled contact terminal 10 further comprises a touch-proof cap 14 disposed on top of the contact body 11 of the first cooled contact terminal 10, and the second cooled contact terminal 20 further comprises a touch-proof cap 24 disposed on top of the contact body 21 of the second cooled contact terminal 20. The anti-touch cap 14 and the anti-touch cap 24 may be made of an insulating material to prevent the risk of electric shock due to the user's careless touching of the contact terminal.
In some embodiments of the present utility model, a limiting flange 111 is formed at the outer peripheral portion of the contact body 11 of the first cooling contact terminal 10 to limit the contact position of the contact body 11 in the charging gun. In some embodiments of the present utility model, an O-ring 112 is provided around the limiting flange 111 for providing a sealing function to prevent water from entering the charging gun and to ensure IP (ingress protection) rating of the high power charging system.
In some embodiments of the present utility model, a limiting flange 211 is formed at the outer peripheral portion of the contact body 21 of the second cooling contact terminal 20 to limit the contact position of the contact body 21 in the charging gun. In some embodiments of the present utility model, an O-ring 212 is provided around the limiting flange 211 for providing a sealing function to prevent water from entering the charging gun and to ensure IP rating of the high power charging system.
In some embodiments of the present utility model, the first cooled contact terminal 10 is connected to a cable, such as a positive cable (not shown) having a coolant tube 510 connected to the second end 132 of the partition wall 13 of the first cooled contact terminal 10. The positive cable further comprises a power line 511 electrically connected to the contact body 11 of the first cooled contact terminal 10.
In some embodiments of the present utility model, the second cooled contact terminal 20 is connected to a cable, for example, a negative cable (not shown) having a coolant tube 520 connected to the second end 232 of the partition wall 23 of the second cooled contact terminal 20. The negative cable further comprises a power cord 521 electrically connected to the contact body 21 of the second cooled contact terminal 20.
In some embodiments of the present utility model, a sealing system 610 is provided between the partition wall 13 of the first cooling contact terminal 10 and the coolant tube 510 of the positive cable to ensure sealing connection performance. The sealing system 610 may include a sealing ring 611, a compression ring 612, and a tube clamp 613. The seal ring 611 is provided between the partition wall 13 of the first cooling contact terminal 10 and the coolant pipe 510 of the positive electrode cable. The compression ring 612 is configured to compress the seal ring 611. The tube clamp 613 is configured to secure the coolant tube 510. Further, the retaining cap 614 is configured to retain the sealing system 610 in the contact body 11 of the first cooled contact terminal 10. By the arrangement of the sealing system, the sealing performance of the high-power charging system can be improved.
In some embodiments of the present utility model, a sealing system 620 is provided between the partition wall 23 of the second cooling contact terminal 20 and the coolant tube 520 of the negative cable to ensure sealing connection performance. The sealing system 620 may include a sealing ring 621, a compression ring 622, and a clamp 623. A sealing ring 621 is provided between the partition wall 23 of the second cooling contact terminal 20 and the coolant pipe 520 of the negative cable. The compression ring 622 is configured to compress the sealing ring 621. The clamp 623 is configured to secure the coolant tube 520. Further, the holding cover 624 is configured to hold the sealing system 620 in the contact body 21 of the second cooled contact terminal 20. By the arrangement of the sealing system, the sealing performance of the high-power charging system can be improved.
Fig. 3 schematically shows a perspective view of the high power charging system 200 according to an embodiment of the present utility model, and fig. 4 schematically illustrates a cross-sectional view of the high power charging system 200 of fig. 3.
As shown in fig. 3 and 4, the high power charging system 200 includes a charging station (not shown) and a charging gun 210. The charging gun 210 includes at least one cooling contact system 100. The charging gun 210 may also include other structures and components known in the art, which will not be described in detail herein.
In actual use, under the action of the power supply pump, the coolant flows into the partition wall 13 of the first cooling contact terminal 10 through the coolant pipe 510, flows into the partition wall 23 of the second cooling contact terminal 20 through the connection pipe 30, and then flows out of the coolant pipe 520, thereby forming a circulation of the coolant. The contact terminals and cables of the charging gun 210 may be cooled during circulation of the cooling liquid, which may effectively prevent the charging gun from overheating during charging.
The terminology used herein is for the purpose of describing certain embodiments of the utility model only and is not intended to limit the scope of other embodiments. Singular expressions may include plural expressions unless they are clearly different in context. Unless defined otherwise, all terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model pertains. These terms, as defined in commonly used dictionaries, may be interpreted as having a meaning that is equivalent to the context in the relevant art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein. In some cases, even the terms defined in the present utility model should not be construed as excluding the embodiments of the present utility model.
The various embodiments disclosed herein are merely for easily describing technical details of the present utility model and helping to understand the present utility model, and are not intended to limit the scope of the present utility model. It is therefore intended that the utility model include all modifications or various other embodiments falling within the scope of the utility model, as defined by the appended claims and equivalents thereof.
Claims (20)
1. A cooled contact terminal, comprising:
a contact body;
a cooling channel partially disposed in the contact body and configured to cool the contact body; and
a separation wall disposed between the cooling channel and the contact body, wherein the separation wall is configured to separate the cooling channel from the contact body.
2. The cooled contact terminal of claim 1, wherein the separation wall includes a first end and a second end, and wherein the first end extends in a direction perpendicular to the direction of extension of the second end, wherein the contact body has a top, a bottom, and an outer peripheral portion therebetween, the first end being configured to separate the contact body from a first portion of the cooling channel extending outside the outer peripheral portion of the contact body, and the second end being configured to separate the contact body from a second portion of the cooling channel extending outside the bottom of the contact body.
3. The cooled contact terminal of claim 2, wherein the separation wall further comprises a tube portion connecting the first end and the second end, and wherein the tube portion is configured to separate the contact body from a third portion of the cooling channel within the contact body.
4. The cooled contact terminal of claim 3, wherein the cooled contact terminal further comprises:
and a touch preventing cap disposed on top of the contact body of the cooling contact terminal.
5. The cooled contact terminal of claim 3, wherein the cooled contact terminal further comprises:
and a restriction flange formed on an outer peripheral portion of the contact body to restrict a contact position of the contact body.
6. The cooled contact terminal of claim 5, wherein the cooled contact terminal further comprises: an O-ring is disposed about the limiting flange of the contact body for providing a sealing function.
7. The cooled contact terminal of claim 3, wherein the cooled contact terminal further comprises:
a sealing system disposed between the second end of the dividing wall and the cooling gallery.
8. A cooling contact system for a high power charging system, comprising:
at least two cooled contact terminals, wherein each cooled contact terminal comprises:
a contact body;
a cooling channel partially disposed in the contact body and configured to cool the contact body; and
a partition wall disposed between the cooling channel and the contact body, wherein the partition wall is configured to isolate the cooling channel from the contact body; and
and a connection pipe configured to connect the cooling channels in each cooling contact terminal to form a cooling circuit.
9. The cooling contact system for a high power charging system of claim 8, wherein the isolation wall includes a first end and a second end, and the first end extends in a direction perpendicular to the direction of extension of the second end, wherein the contact body has a top, a bottom, and an outer periphery located between the top and the bottom, the first end is configured to isolate the contact body from a first portion of the cooling channel extending outside the outer periphery of the contact body, and the second end is configured to isolate the contact body from a second portion of the cooling channel extending outside the bottom of the contact body.
10. The cooling contact system for a high power charging system of claim 9, wherein the isolation wall further comprises a tube portion connecting the first end and the second end, and the tube portion is configured to isolate the corresponding contact body from a third portion of the cooling channel within the corresponding contact body.
11. The cooling contact system for a high power charging system of claim 10, wherein each cooling contact terminal further comprises: and the touch prevention cap is arranged on the top of the contact body.
12. The cooling contact system for a high power charging system of claim 10, wherein each cooling contact terminal further comprises:
and a restriction flange formed on an outer peripheral portion of the contact body to restrict a contact position of the contact body.
13. The cooling contact system for a high power charging system of claim 12, wherein each cooling contact terminal further comprises:
an O-ring is disposed about the limiting flange of the contact body for providing a sealing function.
14. The cooling contact system for a high power charging system of claim 10, wherein each cooling contact terminal is connected to a cable, and a coolant tube of the cable is configured for connection to the second end of the dividing wall.
15. The cooling contact system for a high power charging system of claim 14, further comprising:
and a sealing system disposed between the partition wall of the corresponding cooling contact terminal and the coolant tube of the cable.
16. The cooling contact system for a high power charging system of claim 15, wherein the sealing system includes a sealing ring disposed between the dividing wall of the respective cooling contact terminal and the coolant tube of the cable.
17. The cooling contact system for a high power charging system of claim 16, wherein the sealing system further comprises a compression ring configured to compress the sealing ring.
18. The cooling contact system for a high power charging system of claim 17, wherein the sealing system further comprises a tube clamp configured to secure the coolant tube of the electrical cable.
19. The cooling contact system for a high power charging system of claim 18, further comprising:
a retention cap configured to retain the sealing system in the contact body.
20. A high power charging system comprising a charging station and a charging gun, wherein the charging gun comprises at least one cooling contact system according to any one of claims 8 to 19.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2021/110738 WO2023010382A1 (en) | 2021-08-05 | 2021-08-05 | Cooling contact termnal, cooling contact system and high power charging system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220535422U true CN220535422U (en) | 2024-02-27 |
Family
ID=85154915
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202190000897.1U Active CN220535422U (en) | 2021-08-05 | 2021-08-05 | Cooling contact terminal, cooling contact system and high-power charging system |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN220535422U (en) |
| WO (1) | WO2023010382A1 (en) |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10106362A (en) * | 1996-08-07 | 1998-04-24 | Sumitomo Wiring Syst Ltd | Cooling cable for charging electric vehicle |
| CN206490471U (en) * | 2017-02-17 | 2017-09-12 | 深圳市沃尔核材股份有限公司 | Charging equipment cooling system |
| CN206639641U (en) * | 2017-04-07 | 2017-11-14 | 南京康尼新能源汽车零部件有限公司 | A kind of cooling cable system for the high-power charging of electric automobile |
| EP3401955B1 (en) * | 2017-05-12 | 2021-06-30 | ODU GmbH & Co. KG | Plug-in connector with a cooling jacket |
| CN208256344U (en) * | 2018-03-26 | 2018-12-18 | 洛阳正奇机械有限公司 | A kind of cold liquid cooling cable of the dedicated DC+ of high-power charging pile and DC- string |
| CN209566802U (en) * | 2019-02-11 | 2019-11-01 | 洛阳正奇机械有限公司 | A kind of cooling structure of high-power charging gun DC+ and DC- string cold end |
| CN108899122B (en) * | 2018-06-06 | 2020-10-20 | 洛阳正奇机械有限公司 | Series cooling mode of special liquid cooling cables DC + and DC-for direct current 600A charging gun |
| CN110077258A (en) * | 2019-05-31 | 2019-08-02 | 南京康尼机电股份有限公司 | A kind of chipware of the charging gun with cooling passage, plug and charging gun |
| US11469531B2 (en) * | 2019-07-19 | 2022-10-11 | Yazaki North America, Inc. | Liquid-cooled charging system for a vehicle |
| CN112566472B (en) * | 2020-12-21 | 2024-01-30 | 威海市泓淋电力技术股份有限公司 | Non-contact liquid cooling system for high-power charging and liquid cooling method thereof |
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2021
- 2021-08-05 WO PCT/CN2021/110738 patent/WO2023010382A1/en active Application Filing
- 2021-08-05 CN CN202190000897.1U patent/CN220535422U/en active Active
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|---|---|
| WO2023010382A1 (en) | 2023-02-09 |
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