CN206212550U - A kind of charging gun heat exchange structure and charging gun - Google Patents
A kind of charging gun heat exchange structure and charging gun Download PDFInfo
- Publication number
- CN206212550U CN206212550U CN201621275512.XU CN201621275512U CN206212550U CN 206212550 U CN206212550 U CN 206212550U CN 201621275512 U CN201621275512 U CN 201621275512U CN 206212550 U CN206212550 U CN 206212550U
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- China
- Prior art keywords
- heat exchange
- charging gun
- groove
- hole
- main line
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- 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.)
- Withdrawn - After Issue
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Abstract
The utility model discloses a kind of charging gun heat exchange structure and charging gun, and the charging gun heat exchange structure includes being arranged on the heat exchange groove of charging gun pipette tips.Heat exchange groove is connected with feed tube and drain pipe, main line terminal and ground wire terminal pass through from heat exchange groove, the coolant flowed into by feed tube flows through heat exchange groove to be occurred to be flowed out from drain pipe after heat exchange with main line terminal, main line terminal it is configured with heat exchange groove in coolant electrical isolation, ground wire terminal it is configured with heat exchange groove in coolant electrical contact.The utility model can substantially reduce the risk hidden danger that coolant leakage brings.
Description
Technical field
The utility model is related to a kind of charging gun heat exchange structure and the charging gun with the heat exchange structure.
Background technology
Cooling tube is arranged in charging gun, the liquid cooling terminal in pipe can be used.Common structure is to make a heat
Groove is exchanged, constantly refrigerant liquid is provided to heat exchange groove with refrigerator pipes one-in-and-one-out, and terminal is placed on outside heat exchange groove,
Terminal temperature is reduced with this.
Because the liquid pump that power is provided to coolant generally has metal shell, and metal shell can be grounded, therefore once
Heat exchange groove produces liquid leakage, and coolant to be produced with main line terminal when contacting, because coolant is conducting liquid, will
Produce the short circuit being grounded from high-tension main line to liquid pump metal shell.Short circuit include main conductor, cooling liquid and
The metal shell of liquid pump, both can produce larger fever phenomenon in short circuit afterwards, and liquid pump heating can be produced in charging equipment
Raw disaster hidden-trouble.
Utility model content
Main purpose of the present utility model is to overcome the deficiencies in the prior art, there is provided a kind of charging gun heat exchange structure and
Charging gun with the heat exchange structure, the risk hidden danger brought is leaked by simple and effective way reduction coolant.
To achieve the above object, the utility model uses following technical scheme：
A kind of charging gun heat exchange structure, including the heat exchange groove of charging gun pipette tips is arranged on, the heat exchange groove connection
There are feed tube and drain pipe, main line terminal and ground wire terminal pass through from the heat exchange groove, the cooling flowed into by the feed tube
Liquid flows through the heat exchange groove to be occurred to be passed through from drain pipe outflow, the main line terminal after heat exchange with the main line terminal
Set with the coolant electrical isolation in the heat exchange groove, the ground wire terminal it is configured with the heat exchange groove in cooling
Liquid electrical contact.
Further：
The main line through hole with inwall is provided with the heat exchange groove, the main line terminal passes through the main line through hole,
Heat exchange is carried out by the heat transfer and the coolant in the heat exchange groove of the inwall.
The main line through hole is enclosed cylindrical hole, or channel-shaped through hole open laterally.
The cylindrical hole is formed by running through the cylindrical element in the heat exchange groove.
The material of the wall of the main line through hole is plastics or ceramics.
The antetheca of the heat exchange groove with the ground wire terminal that is connected with the inner space of the heat exchange groove is opened up on rear wall
Through hole, the ground wire terminal is through the coolant electrical contact in the ground wire terminal through hole and the heat exchange groove.
Waterproof grommet or marine glue are provided between the ground wire terminal and the ground wire terminal through hole.
The signal terminal through hole with cylindrical wall is additionally provided with the heat exchange groove, signal terminal passes through the signal
Terminal through-hole.
The heat exchange groove includes that the groove body that rear end opens leads to the bonnet in the rear end of the groove body, the main line is covered
The opening in hole be opened in it is described after cover.
A kind of charging gun, with described charging gun heat exchange structure.
The beneficial effects of the utility model：
The utility model by the ground wire terminal of charging gun directly by heat exchange groove, the coolant and ground allowed in heat exchange groove
Line terminals produce electrical contact, and under this scheme, charging gun is obtained in that the ability for the short time bearing high current.Due to ground wire
Terminal is contacted with the cooling liquid of conduction, when contacting once liquid leakage and with main conductor, because the resistance very little of ground wire, and electricity
Stream by main conductor, fraction conduction cooling liquid, again through ground wire to greatly, rather than can flow through conductive cooling liquid and most pass through afterwards
Water pump is crossed, so as to avoid excessive electric current from causing overheat and disaster hidden-trouble by water pump.Therefore, the utility model will can charge
The risk hidden danger that rifle conduction coolant leakage brings is minimized.
Brief description of the drawings
Fig. 1 is a kind of charging gun heat exchange structure decomposing schematic representation of embodiment of the utility model；
Fig. 2 is a kind of rear perspective view of the charging gun heat exchange structure of embodiment of the utility model；
Fig. 3 is a kind of front perspective view of the charging gun heat exchange structure of embodiment of the utility model；
Fig. 4 is a kind of top view of the charging gun heat exchange structure of embodiment of the utility model；
Fig. 5 is a kind of charging gun heat exchange structure decomposing schematic representation of embodiment of the utility model（Ground terminal is only shown
Son）；
Fig. 6 is the charging gun heat exchange structure decomposing schematic representation of the utility model another kind embodiment（Main line end is only shown
Son）.
Specific embodiment
Implementation method of the present utility model is elaborated below.It is emphasized that the description below is only example
Property, rather than in order to limit scope of the present utility model and its application.
Refering to Fig. 1 to Fig. 6, in one embodiment, a kind of charging gun heat exchange structure, including it is arranged on charging gun pipette tips
6 heat exchange groove 3, the heat exchange groove 3 is connected with feed tube 1 and drain pipe 2, and main line terminal 4 and ground wire terminal 5 are from the warm
Exchange groove 3 to pass through, the coolant flowed into by the feed tube 1 flows through the heat exchange groove 3 and hot friendship occurs with the main line terminal 4
Flowed out from the drain pipe 2 after alternatively, the main line terminal 4 it is configured with the heat exchange groove 3 in coolant electrical isolation,
The ground wire terminal 5 it is configured with the heat exchange groove 3 in coolant electrical contact.Charging gun can be DC charging rifle,
Main line terminal 4 includes DC- terminals and DC+ terminals.The pipeline of connection feed tube 1 and drain pipe 2 can be set on heat exchange groove 3
Interface 14.
In a preferred embodiment, the main line through hole 7 with inwall, the main line end are provided with the heat exchange groove 3
Son 4 passes through the main line through hole 7, and heat exchange is carried out by the heat transfer and the coolant in the heat exchange groove 3 of the inwall.
In a more preferred embodiment, the main line through hole 7 both can be the channel-shaped through hole for opening laterally（Such as Fig. 1 extremely
Shown in Fig. 5）, or enclosed cylindrical hole（As shown in Figure 6）.
As shown in fig. 6, in a more preferred embodiment, the cylindrical hole is by running through in the heat exchange groove 3
Cylindrical element 8 is formed.
In a more preferred embodiment, the wall of the main line through hole 7（Such as barrel of cylindrical element 8）Material for plastics or
Ceramics.It is that Kao Bilai carries out heat exchange between liquid and the terminal of heating.The material of the wall of main line through hole 7 preferably uses heat conduction system
Number insulator high, such as aluminum oxide, aluminium nitride etc..In a preferred embodiment, main line terminal 4 is enclosed within the master of potsherd formation
In line three-way hole 7, the liquid directly contact in potsherd and heat exchange groove 3 increases heat dispersion.
In a preferred embodiment, the inside with the heat exchange groove 3 is opened up on the antetheca of the heat exchange groove 3 and rear wall
The ground wire terminal through hole 9 of space connection, the ground wire terminal 5 is through in the ground wire terminal through hole 9 and the heat exchange groove 3
Coolant electrical contact.
In a more preferred embodiment, it is provided with waterproof sealing between the ground wire terminal 5 and the ground wire terminal through hole 9
Circle 10 or marine glue, prevent liquid from flowing out.
In a preferred embodiment, the signal terminal through hole with cylindrical wall 12 is additionally provided with the heat exchange groove 3,
Signal terminal 13 passes through the signal terminal through hole.Preferably, the groove body one of the cylindrical wall 12 and heat exchange groove 3 into
Type.
In a preferred embodiment, the heat exchange groove 3 includes the groove body of rear end opening and covers after the groove body
The bonnet 11 at end, the opening of the main line through hole is opened on the bonnet 11.It is highly preferred that between bonnet 11 and the groove body
It is provided with sealing washer 15.
In another embodiment, a kind of charging gun, the charging gun heat exchange structure with foregoing any embodiment.
According to embodiment of the present utility model, the main line terminal 4 of charging gun and other signal terminals 13 not with coolant
Directly contact, and the ground wire terminal 5 of charging gun is directly by heat exchange groove 3, the coolant allowed in heat exchange groove 3 and ground wire terminal
5 produce electrical contact, and under this scheme, charging gun is obtained in that the ability for the short time bearing high current.Due to ground wire terminal 5
Contacted with conductive cooling liquid, when contacting once liquid leakage and with main conductor, because line resistance very little, electric current can pass through
Main conductor, fraction conduction cooling liquid, again through ground wire to greatly, rather than flow through conductive cooling liquid and eventually pass water pump,
So as to avoid excessive electric current from causing overheat and disaster hidden-trouble by water pump.Therefore, the utility model can be conductive by charging gun
The risk hidden danger that coolant leakage brings is minimized.According to the section selection of ground wire, ground wire carries short time internal short-circuit and mistake
The ability of stream is high, and in a short time, can actively by dump.
Above content is to combine specific/preferred embodiment further detailed description of the utility model, no
Can assert that specific implementation of the present utility model is confined to these explanations.For the common skill of the utility model art
For art personnel, without departing from the concept of the premise utility, its implementation method that can also have been described to these is made
Some replacements or modification, and these are substituted or variant should all be considered as belonging to protection domain of the present utility model.
Claims (10)
1. a kind of charging gun heat exchange structure, including the heat exchange groove of charging gun pipette tips is arranged on, the heat exchange groove is connected with
Feed tube and drain pipe, main line terminal and ground wire terminal pass through from the heat exchange groove, the coolant flowed into by the feed tube
Flow through the heat exchange groove to occur to be flowed out from the drain pipe after heat exchange with the main line terminal, the main line terminal is through setting
Put and the coolant electrical isolation in the heat exchange groove, it is characterised in that the ground wire terminal is configured with the heat exchange
Coolant electrical contact in groove.
2. charging gun heat exchange structure as claimed in claim 1, it is characterised in that being provided with the heat exchange groove has
The main line through hole of inwall, the main line terminal passes through the main line through hole, by heat transfer and the heat exchange of the inwall
Coolant in groove carries out heat exchange.
3. charging gun heat exchange structure as claimed in claim 2, it is characterised in that the main line through hole is enclosed cylinder
Shape through hole, or channel-shaped through hole open laterally.
4. charging gun heat exchange structure as claimed in claim 3, it is characterised in that the cylindrical hole is described by running through
Cylindrical element in heat exchange groove is formed.
5. charging gun heat exchange structure as claimed in claim 2, it is characterised in that the material of the wall of the main line through hole is modeling
Material or ceramics.
6. the charging gun heat exchange structure as described in any one of claim 1 to 5, it is characterised in that before the heat exchange groove
Wall with open up the ground wire terminal through hole that is connected with the inner space of the heat exchange groove on rear wall, the ground wire terminal is through described
Coolant electrical contact in ground wire terminal through hole and the heat exchange groove.
7. charging gun heat exchange structure as claimed in claim 6, it is characterised in that the ground wire terminal and the ground wire terminal
Waterproof grommet or marine glue are provided between through hole.
8. the charging gun heat exchange structure as described in any one of claim 1 to 5, it is characterised in that in the heat exchange groove also
The signal terminal through hole with cylindrical wall is provided with, signal terminal passes through the signal terminal through hole.
9. the charging gun heat exchange structure as described in any one of claim 2 to 5, it is characterised in that the heat exchange groove includes
Groove body and cover the bonnet in the rear end of the groove body that rear end opens, the opening of the main line through hole is opened in the bonnet
On.
10. a kind of charging gun, it is characterised in that with the charging gun heat exchange structure as described in any one of claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621275512.XU CN206212550U (en) | 2016-11-25 | 2016-11-25 | A kind of charging gun heat exchange structure and charging gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621275512.XU CN206212550U (en) | 2016-11-25 | 2016-11-25 | A kind of charging gun heat exchange structure and charging gun |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206212550U true CN206212550U (en) | 2017-05-31 |
Family
ID=58748611
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621275512.XU Withdrawn - After Issue CN206212550U (en) | 2016-11-25 | 2016-11-25 | A kind of charging gun heat exchange structure and charging gun |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206212550U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106659069A (en) * | 2016-11-25 | 2017-05-10 | 深圳市沃尔核材股份有限公司 | Charging gun heat exchange structure and charging gun |
| CN107086413A (en) * | 2017-06-29 | 2017-08-22 | 南京康尼新能源汽车零部件有限公司 | A kind of electric vehicle alternating-current charging rifle for reaching IP67 degree of protection |
| WO2019062939A1 (en) * | 2017-09-30 | 2019-04-04 | 比亚迪股份有限公司 | Heat sink for charging connection member, and charging device and vehicle |
| TWI719327B (en) * | 2017-09-30 | 2021-02-21 | 大陸商比亞迪股份有限公司 | First charging connector, charging guns, vehicles and charging systems |
| US11277936B2 (en) | 2017-09-30 | 2022-03-15 | Byd Company Limited | Heat dissipator for charging connector, heat dissipation device, and vehicle |
-
2016
- 2016-11-25 CN CN201621275512.XU patent/CN206212550U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106659069A (en) * | 2016-11-25 | 2017-05-10 | 深圳市沃尔核材股份有限公司 | Charging gun heat exchange structure and charging gun |
| CN106659069B (en) * | 2016-11-25 | 2023-07-07 | 深圳市沃尔核材股份有限公司 | Heat exchange structure of charging gun and charging gun |
| CN107086413A (en) * | 2017-06-29 | 2017-08-22 | 南京康尼新能源汽车零部件有限公司 | A kind of electric vehicle alternating-current charging rifle for reaching IP67 degree of protection |
| WO2019062939A1 (en) * | 2017-09-30 | 2019-04-04 | 比亚迪股份有限公司 | Heat sink for charging connection member, and charging device and vehicle |
| TWI719327B (en) * | 2017-09-30 | 2021-02-21 | 大陸商比亞迪股份有限公司 | First charging connector, charging guns, vehicles and charging systems |
| US11277936B2 (en) | 2017-09-30 | 2022-03-15 | Byd Company Limited | Heat dissipator for charging connector, heat dissipation device, and vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210621 Address after: 518000 Wall Industrial Park, Lanjing North Road, Longtian street, Pingshan District, Shenzhen City, Guangdong Province Patentee after: Shenzhen Woer Heat-shrinkable Material Co.,Ltd. Patentee after: SHENZHEN WOER NEW ENERGY ELECTRICAL TECHNOLOGY Co.,Ltd. Patentee after: CHANGZHOU WOER HEAT-SHRINKABLE MATERIAL Co.,Ltd. Address before: 518118 Vol Industrial Park, Lanjingbei Road, Pingshan New Area, Shenzhen City, Guangdong Province Patentee before: Shenzhen Woer Heat-shrinkable Material Co.,Ltd. Patentee before: SHENZHEN WOER NEW ENERGY ELECTRICAL TECHNOLOGY Co.,Ltd. Patentee before: SHENZHEN WOER SPECIAL CABLE Co.,Ltd. Patentee before: CHANGZHOU WOER HEAT-SHRINKABLE MATERIAL Co.,Ltd. Patentee before: LTK ELECTRIC WIRE (HUIZHOU) Ltd. Patentee before: HUIZHOU LTK ELECTRONIC CABLE Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170531 Effective date of abandoning: 20230707 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20170531 Effective date of abandoning: 20230707 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |