CN107425323A - Charging gun, the charging gun socket of a kind of grafting female terminal and the application female terminal - Google Patents
Charging gun, the charging gun socket of a kind of grafting female terminal and the application female terminal Download PDFInfo
- Publication number
- CN107425323A CN107425323A CN201710751647.1A CN201710751647A CN107425323A CN 107425323 A CN107425323 A CN 107425323A CN 201710751647 A CN201710751647 A CN 201710751647A CN 107425323 A CN107425323 A CN 107425323A
- Authority
- CN
- China
- Prior art keywords
- female terminal
- coolant
- plug connector
- sleeve member
- outer sleeve
- 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.)
- Granted
Links
- 239000002826 coolant Substances 0.000 claims abstract description 49
- 239000000110 cooling liquid Substances 0.000 claims abstract description 13
- 238000002788 crimping Methods 0.000 claims abstract description 5
- 238000000926 separation method Methods 0.000 claims description 24
- 238000000034 method Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000002679 ablation Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
- H01R13/10—Sockets for co-operation with pins or blades
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R2201/00—Connectors or connections adapted for particular applications
- H01R2201/26—Connectors or connections adapted for particular applications for vehicles
-
- 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)
- Manufacturing Of Electrical Connectors (AREA)
- Connector Housings Or Holding Contact Members (AREA)
Abstract
Charging gun, the charging gun socket of a kind of grafting female terminal and the application female terminal.The present invention discloses a kind of grafting female terminal, including a plug connector and an outer sleeve member.Plug connector inwardly offers spliced eye towards the one end in grafting direction, and the plug connector other end inwardly offers crimping hole.Outer sleeve member is provided with coolant inlet and cooling liquid outlet, and outer sleeve member is nested with outside one end provided with spliced eye of plug connector.The both ends of the outer sleeve member outer surface insulated enclosure with plug connector respectively, the outer surface of outer sleeve member and plug connector is formed with coolant host cavity, coolant is flowed into from coolant inlet, flows through coolant host cavity and flowed out through cooling liquid outlet, coolant constantly absorbs the heat of female terminal in the above-mentioned process of circulation and takes away the heat, this can reduce the temperature of female terminal automatically, and then the current capacity using the female terminal can be improved, it is ensured that carry out the stability and reliability of high-power charging.
Description
Technical field
The present invention relates to connector technique field, more particularly to a kind of grafting female terminal and the charging using the female terminal
Rifle, charging gun socket.
Background technology
Charging connector for electric automobile is being powered in use, due to the kelvin effect of electric current, socket female terminal and charging gun
The faying face of contact pin will produce substantial amounts of heat, especially be generated heat in high-power charging even more serious.This not only shortens charging
The service life of connector, automobile and charging equipment damage are can also result in when serious（Such as common ablation phenomen）, or even threaten
To the personal safety of charging personnel.
Therefore, the cooling to terminal has very important significance.The current terminal generally used on the market is main to be dissipated
Hot mode is passive radiating, and which radiating effect is limited.In high-power charging scheme, common terminal will be unable to be adapted to,
The current capacity that reason includes common terminal is poor, can not meet high-power charge requirement, common terminal and the cold cable connection of liquid
Afterwards, coolant can not be sealed.
The content of the invention
It is a primary object of the present invention to provide a kind of grafting female terminal that can realize itself cooling function so that
Using the charging gun of the grafting female terminal high-power charging can be carried out with socket.
In order to solve the above technical problems, the present invention provides a kind of grafting female terminal, including a plug connector and an outer sleeve member.
Plug connector one end inwardly offers spliced eye, and the plug connector other end inwardly offers crimping hole.Outer sleeve member enters provided with coolant
Mouth and cooling liquid outlet, outer sleeve member are nested with outside one end provided with spliced eye of plug connector.The both ends difference of outer sleeve member
With the outer surface insulated enclosure of plug connector, the outer surface of outer sleeve member and plug connector formed with coolant host cavity, coolant from
The coolant inlet flows into, flows through coolant host cavity and flowed out through cooling liquid outlet.
Preferably, the middle part of the plug connector has a first step bulge loop and second step bulge loop, and the first step is convex
Ring, second step bulge loop are successively close to one end with spliced eye of the plug connector, one end of the outer sleeve member and second
The side ring surface sealing of step bulge loop.
Preferably, the first step bulge loop, which is threadedly coupled or is interference fitted with the outer sleeve member, links together.
Preferably, the end of one end with spliced eye of the plug connector has protruded outward bulge loop, the bulge loop with it is described
One end insulated enclosure connection of outer sleeve member.
Preferably, one end outer surface provided with spliced eye of the plug connector has protruded out an at least separation rib, the separation
The coolant host cavity is separated into some runners by rib, is communicated with each other between the adjacent channels in some runners, coolant
Enter from coolant inlet, by being flowed out after some runners, from cooling liquid outlet.
Preferably, one end outer surface provided with spliced eye of the plug connector protrudes out separation rib at least two or more and
Extend along grafting direction, in two separation ribs adjacent to each other, wherein a separation rib one end extends to the end of coolant host cavity first
End, the other end, formed with passage, house with coolant host cavity second end wherein another separation rib one end extends to coolant
Chamber second end, the other end is with coolant host cavity first end formed with passage.
Preferably, the separation rib spiral shape is set, and the runner formed between the separation rib is in the shape of a spiral.
The present invention also provides a kind of charging gun socket, and above-mentioned grafting female terminal is provided with the charging gun socket.
The present invention also provides a kind of charging gun, and above-mentioned grafting female terminal is provided with the charging gun.
Grafting female terminal of the present invention includes plug connector and outer sleeve member, and the outer surface of outer sleeve member and plug connector is formed with cold
But liquid host cavity, coolant are flowed into from coolant inlet, flow through coolant host cavity and flowed out through cooling liquid outlet, and coolant exists
The heat of female terminal is constantly absorbed in the above-mentioned process of circulation and takes away the heat, this can reduce the temperature of female terminal automatically,
And then the current capacity using the female end sub-socket can be improved, it is ensured that carry out the stability and reliability of high-power charging.
Brief description of the drawings
Fig. 1 is the dimensional structure diagram of grafting female terminal of the present invention；
Fig. 2 is the dimensional structure diagram of plug connector shown in Fig. 1；
Fig. 3 is the vertical section structure schematic diagram of plug connector shown in Fig. 1；
Fig. 4 is the dimensional structure diagram of the outer sleeve member of grafting female terminal of the present invention；
Fig. 5 is grafting female terminal shown in Fig. 1 from coolant inlet and the cross-sectional view of exit transverse cross sectional.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only the part of the embodiment of the present invention, rather than whole embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art obtained under the premise of creative work is not made it is all its
His embodiment, belongs to the scope of protection of the invention.
Fig. 1, Fig. 2 and Fig. 3 are referred to, grafting female terminal of the present invention includes a plug connector 10 and an outer sleeve member 20.
Plug connector 10 is substantially cylindrical, and its one end inwardly offers spliced eye 11, and the other end of plug connector 10 inwardly opens up
There is crimping hole 12.In the crimping hole 12 connected cable conductor is housed to crimp（Do not show in figure）
Fig. 1, Fig. 4 and Fig. 5 are referred to, outer sleeve member 20 is substantially cylindrical in shape, and it is provided with coolant inlet 21 and cooling liquid outlet 22.
Outer sleeve member set 20 is put outside one end provided with spliced eye 11 of plug connector 10.The both ends of outer sleeve member 20 respectively with plug connector
10 outer surface insulated enclosure, the outer surface of outer sleeve member 20 and plug connector 10 formed with coolant host cavity 30, coolant from
Coolant inlet 21 flows into, flows through coolant host cavity 30 and flowed out through cooling liquid outlet 22.
As further improvement of this embodiment, the middle part of the plug connector 10 has first step bulge loop 13 and second
Rank bulge loop 14.First step bulge loop 13, second step bulge loop 14 are successively close to one end with spliced eye 11 of plug connector 10, outside
One end of sleeve member 20 seals with the side ring surface of second step bulge loop 14.
Preferably, the first step bulge loop 13, which is threadedly coupled or is interference fitted with outer sleeve member 20, links together.
As further improvement of this embodiment, the end of one end with spliced eye 11 of plug connector 10 has protruded outward
Bulge loop 15, the bulge loop 15 are connected with one end insulated enclosure of outer sleeve member 20.
As further improvement of this embodiment, one end outer surface provided with spliced eye 11 of plug connector 10 has protruded out at least
Coolant host cavity 30 is separated into some runners 31 by one separation rib 16, separation rib 16, the adjacent channels in some runners 31
Between communicate with each other, coolant enters from coolant inlet 21, by being flowed out after some runners 31, from cooling liquid outlet 22.
As further improvement of this embodiment, separation that one end outer surface provided with spliced eye 11 of plug connector 10 protrudes out
At least two or more of rib 16 and extend along grafting direction, in two separation ribs 16 adjacent to each other, wherein the one end of a separation rib 16
The first end of host cavity 30 is extended to, the other end and the second end of host cavity 30 are formed with passage 32, wherein another separation rib 16
One end extends to the second end of host cavity 30, and the other end is with the first end of host cavity 30 formed with passage 32.
Certainly, separation rib is not limited to arrangement above mode, other any modes that can form connection runner,
Such as separation rib spiral shape is set, the runner now formed between separation rib is in the shape of a spiral.
The present invention also provides a kind of charging gun socket（Do not show in figure）, above-mentioned insert is provided with the charging gun socket
Connect female terminal.
The present invention also provides a kind of charging gun（Do not show in figure）, the charging gun is interior to be provided with above-mentioned grafting female terminal.
Grafting female terminal of the present invention only enumerates its case applied to charging gun socket or charging gun in the above description
In, actually other any need, which reduce the temperature of terminals or improve current capacity or put forward high-power occasion, this can be used to insert
Connect female terminal.
In summary, grafting female terminal of the present invention includes plug connector 10 and outer sleeve member 20, outer sleeve member 20 and plug connector
Formed with coolant host cavity 30, coolant flows into from coolant inlet 21, flows through coolant host cavity 30 simultaneously for 10 outer surface
Being flowed out through cooling liquid outlet 22, coolant constantly absorbs the heat of female terminal in the above-mentioned process of circulation and takes away the heat,
This can reduce the temperature of female terminal automatically, and then can improve the current capacity using the female end sub-socket, it is ensured that carry out big work(
The stability and reliability of rate charging.
The preferred embodiments of the present invention are these are only, are not intended to limit the scope of the invention, it is every in the present invention
Inventive concept under, the equivalent structure transformation made using description of the invention and accompanying drawing content, or be directly or indirectly used in
Other related technical areas are included in the scope of patent protection of the present invention.
Claims (9)
1. a kind of grafting female terminal, it is characterised in that the female terminal includes a plug connector and an outer sleeve member, the plug connector
One end inwardly offers spliced eye, and the plug connector other end inwardly offers crimping hole；The outer sleeve member is provided with coolant
Entrance and cooling liquid outlet, the outer sleeve member are nested with outside one end provided with spliced eye of plug connector, the outer sleeve member
The both ends outer surface insulated enclosure with plug connector respectively, the outer surface of the outer sleeve member and plug connector is received formed with coolant
Cavity volume, coolant flow into from the coolant inlet, flow through coolant host cavity and flowed out through cooling liquid outlet.
2. grafting female terminal as claimed in claim 1, it is characterised in that the middle part of the plug connector has first step bulge loop
With second step bulge loop, the first step bulge loop, second step bulge loop have spliced eye close to the plug connector successively
One end, one end of the outer sleeve member seal with the side ring surface of second step bulge loop.
3. grafting female terminal as claimed in claim 2, it is characterised in that the first step bulge loop and the outer sleeve member spiral shell
Line connects or interference fit links together.
4. grafting female terminal as claimed in claim 1, it is characterised in that the end of one end with spliced eye of the plug connector
End has protruded outward bulge loop, and the bulge loop is connected with one end insulated enclosure of the outer sleeve member.
5. grafting female terminal as claimed in claim 1, it is characterised in that one end appearance provided with spliced eye of the plug connector
Face has protruded out an at least separation rib, and the coolant host cavity is separated into some runners by the separation rib, in some runners
Adjacent channels between communicate with each other, coolant enters from coolant inlet, by after some runners, from cooling liquid outlet stream
Go out.
6. grafting female terminal as claimed in claim 5, it is characterised in that one end appearance provided with spliced eye of the plug connector
The separation rib that face protrudes out at least two or more and extend along grafting direction, in two separation ribs adjacent to each other, wherein one separates
Rib one end extends to coolant host cavity first end, the other end with coolant host cavity second end formed with passage, wherein
Another separation rib one end extends to coolant host cavity second end, and the other end is with coolant host cavity first end formed with logical
Road.
7. grafting female terminal as claimed in claim 5, it is characterised in that the separation rib spiral shape is set, the separation rib
Between the runner that is formed in the shape of a spiral.
8. a kind of charging gun socket, it is characterised in that be provided with the charging gun socket such as any one of claim 1 to 7
Described grafting female terminal.
9. a kind of charging gun, it is characterised in that the grafting being provided with the charging gun as described in any one of claim 1 to 7 is female
Terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710751647.1A CN107425323B (en) | 2017-08-28 | 2017-08-28 | Female terminal of pegging graft and applied rifle, the rifle socket that charges of this female terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710751647.1A CN107425323B (en) | 2017-08-28 | 2017-08-28 | Female terminal of pegging graft and applied rifle, the rifle socket that charges of this female terminal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107425323A true CN107425323A (en) | 2017-12-01 |
| CN107425323B CN107425323B (en) | 2022-07-05 |
Family
ID=60435080
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710751647.1A Active CN107425323B (en) | 2017-08-28 | 2017-08-28 | Female terminal of pegging graft and applied rifle, the rifle socket that charges of this female terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107425323B (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108199162A (en) * | 2017-12-22 | 2018-06-22 | 深圳市沃尔新能源电气科技股份有限公司 | The cold charging socket of liquid |
| CN108790903A (en) * | 2018-06-27 | 2018-11-13 | 特瓦特能源科技有限公司 | Charge connector, charging unit and electric vehicle |
| CN109334485A (en) * | 2018-09-30 | 2019-02-15 | 东莞市日新传导科技有限公司 | Liquid cooling connector |
| JP2019121476A (en) * | 2017-12-28 | 2019-07-22 | 株式会社フジクラ | Terminal and wire with the same |
| WO2020082770A1 (en) * | 2018-10-23 | 2020-04-30 | 东莞市趣电智能科技有限公司 | Charging base having improved heat dissipation performance and electric vehicle comprising charging base |
| CN111936347A (en) * | 2018-03-22 | 2020-11-13 | 特斯拉公司 | Liquid cooling charging connector |
| DE102020104168A1 (en) | 2020-02-18 | 2021-08-19 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | Connector device |
| CN113571955A (en) * | 2021-07-23 | 2021-10-29 | 海固科技(苏州)有限公司 | Liquid cooling connector |
| DE102023001176A1 (en) | 2022-04-11 | 2023-10-12 | Mercedes-Benz Group AG | Connector arrangement for passive cooling of electrical connector connections |
| US11935672B2 (en) | 2021-07-30 | 2024-03-19 | Aptiv Technologies AG | Power cable assembly for a power distribution system having an integrated cooling system |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108199162B (en) * | 2017-12-22 | 2024-01-26 | 深圳市沃尔新能源电气科技股份有限公司 | Liquid cooling charging socket |
| CN108199162A (en) * | 2017-12-22 | 2018-06-22 | 深圳市沃尔新能源电气科技股份有限公司 | The cold charging socket of liquid |
| JP2019121476A (en) * | 2017-12-28 | 2019-07-22 | 株式会社フジクラ | Terminal and wire with the same |
| CN111936347B (en) * | 2018-03-22 | 2023-09-22 | 特斯拉公司 | Liquid cooling charging connector |
| CN111936347A (en) * | 2018-03-22 | 2020-11-13 | 特斯拉公司 | Liquid cooling charging connector |
| CN108790903A (en) * | 2018-06-27 | 2018-11-13 | 特瓦特能源科技有限公司 | Charge connector, charging unit and electric vehicle |
| CN109334485A (en) * | 2018-09-30 | 2019-02-15 | 东莞市日新传导科技有限公司 | Liquid cooling connector |
| WO2020082770A1 (en) * | 2018-10-23 | 2020-04-30 | 东莞市趣电智能科技有限公司 | Charging base having improved heat dissipation performance and electric vehicle comprising charging base |
| DE102020104168A1 (en) | 2020-02-18 | 2021-08-19 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | Connector device |
| DE102020104168B4 (en) | 2020-02-18 | 2022-01-27 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | connector device |
| CN113571955A (en) * | 2021-07-23 | 2021-10-29 | 海固科技(苏州)有限公司 | Liquid cooling connector |
| US11935672B2 (en) | 2021-07-30 | 2024-03-19 | Aptiv Technologies AG | Power cable assembly for a power distribution system having an integrated cooling system |
| DE102023001176A1 (en) | 2022-04-11 | 2023-10-12 | Mercedes-Benz Group AG | Connector arrangement for passive cooling of electrical connector connections |
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| CN107425323B (en) | 2022-07-05 |
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