CN110667421A - Charging gun and charging pile - Google Patents

Charging gun and charging pile Download PDF

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Publication number
CN110667421A
CN110667421A CN201810614478.1A CN201810614478A CN110667421A CN 110667421 A CN110667421 A CN 110667421A CN 201810614478 A CN201810614478 A CN 201810614478A CN 110667421 A CN110667421 A CN 110667421A
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CN
China
Prior art keywords
shell
gun
charging
plug
conductive terminal
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
Application number
CN201810614478.1A
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Chinese (zh)
Other versions
CN110667421B (en
Inventor
范志航
方朋威
代予龙
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Yutong Bus Co Ltd
Original Assignee
Zhengzhou Yutong Bus Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Zhengzhou Yutong Bus Co Ltd filed Critical Zhengzhou Yutong Bus Co Ltd
Priority to CN201810614478.1A priority Critical patent/CN110667421B/en
Publication of CN110667421A publication Critical patent/CN110667421A/en
Application granted granted Critical
Publication of CN110667421B publication Critical patent/CN110667421B/en
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Anticipated expiration legal-status Critical

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    • 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
    • H01R13/40—Securing contact members in or to a base or case; Insulating of contact members
    • H01R13/42—Securing in a demountable manner
    • 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
    • H01R13/46—Bases; Cases
    • H01R13/502—Bases; Cases composed of different pieces
    • H01R13/506—Bases; Cases composed of different pieces assembled by snap action of the parts
    • 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
    • H01R13/46—Bases; Cases
    • H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
    • H01R13/5202—Sealing means between parts of housing or between housing part and a wall, e.g. sealing rings
    • 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

The invention relates to a charging gun and a charging pile. The charging gun comprises a gun head with a plug-in end at the front end, the gun head comprises a shell, a conductive terminal is installed in the shell, the shell comprises a gun body shell and a plug-in end protection shell detachably fixed with the gun body shell, the conductive terminal is clamped between the gun body shell and the plug-in end protection shell, and the conductive terminal is provided with a stop structure in stop fit with the gun body shell and the plug-in end protection shell in the axial extension direction of the conductive terminal. The rifle body casing can be dismantled with the end protecting crust of pegging graft and fix, when conductive terminal damaged, unpacks the rifle body casing apart with the end protecting crust of pegging graft, then change the intact conductive terminal again can, needn't wholly change the rifle head, make the rifle maintenance of charging more convenient and reduced the maintenance cost.

Description

Charging gun and charging pile
Technical Field
The invention relates to a charging gun and a charging pile.
Background
In recent years, the new energy automobile industry is rapidly developed and becomes the new power of the automobile industry. The power source of new energy automobile is the electric energy, therefore fills electric pile is essential infrastructure. Every fills electric pile and is equipped with at least one rifle that charges, and the rifle that charges includes rifle head and charging cable, and charging cable and pile body are connected. The charging gun is an interface for connecting the pile body and the vehicle battery, and current is conducted to the vehicle battery through the charging gun for charging. The gun head comprises an insulating shell, a conductive terminal is mounted in the insulating shell and connected with a charging cable, current is transmitted through the charging cable and the conductive terminal, and the conductive terminal is inevitably damaged in the long-time heavy-current carrying and using processes. The conductive terminal and the rifle head of present rifle that charges are mostly the integral type design, if conductive terminal damages, can't pull down conductive terminal alone, need change whole rifle head, and not only the maintenance is troublesome but also the cost is higher.
Disclosure of Invention
The invention aims to provide a charging gun with a conductive terminal and a gun head detachably connected, so as to solve the problem that the gun head of the existing charging gun needs to be integrally replaced when the conductive terminal is damaged; the invention also aims to provide a charging pile provided with the charging gun, so as to solve the problems that the charging gun is inconvenient to maintain and the charging pile cannot be normally used due to the fact that a conductive terminal of the charging gun is damaged when the existing charging pile is used.
In order to achieve the above object, the charging gun of the present invention includes a gun head with a plug-in end at a front end, the gun head includes a housing, a conductive terminal is installed in the housing, the housing includes a gun body housing and a plug-in end protection shell detachably fixed to the gun body housing, the conductive terminal is clamped between the gun body housing and the plug-in end protection shell, and the conductive terminal has a stop structure in stop fit with the gun body housing and the plug-in end protection shell in an axial extending direction of the conductive terminal. The rifle body casing can be dismantled with the end protecting crust of pegging graft and fix, when conductive terminal damaged, unpacks the rifle body casing apart with the end protecting crust of pegging graft, then change the intact conductive terminal again can, needn't wholly change the rifle head, make the rifle maintenance of charging more convenient and reduced the maintenance cost.
The middle part of the conductive terminal is provided with a boss protruding in the circumferential direction, and the boss forms the stop structure.
The rear end face of the inserting end protection shell or the front end face of the gun body shell is provided with a containing groove for containing the boss, and the rear end face of the inserting end protection shell is in abutting fit with the front end face of the gun body shell. The contact area between the splicing end protective shell and the gun body shell is increased, so that the splicing end protective shell and the gun body shell are connected more stably.
On the basis of any scheme of the charging gun, the front end of the gun body shell is provided with a groove for inserting the inserting end protecting shell, the gun body shell and the inserting end protecting shell are detachably fixed through a fastener, and the groove wall of the groove and the inserting end protecting shell are correspondingly provided with fastener mounting holes respectively. The gun body shell and the plug-in end protecting shell adopt a plug-in mounting mode, and the mounting and the dismounting are very convenient.
The position that body of a gun casing and grafting end protecting crust are connected is equipped with the sealing washer, plays buffering and sealed effect simultaneously.
The charging pile comprises a pile body and a charging gun, wherein the charging gun comprises a gun head with a plug-in end at the front end, the gun head comprises a shell, a conductive terminal is installed in the shell, the shell comprises a gun body shell and a plug-in end protecting shell detachably fixed with the gun body shell, the conductive terminal is clamped between the gun body shell and the plug-in end protecting shell, and the conductive terminal is provided with a stopping structure in stopping fit with the gun body shell and the plug-in end protecting shell in the axial extending direction of the conductive terminal. The rifle body casing is dismantled with the end protecting crust of pegging graft and fixes, when conductive terminal damaged, unpacks the rifle body casing apart with the end protecting crust of pegging graft, then change again complete conductive terminal can, needn't wholly change the rifle head, make the rifle maintenance of charging more convenient and reduced the maintenance cost, effectively avoided because of the rifle maintenance inconvenience that charges leads to filling the unable normal use of electric pile.
The middle part of the conductive terminal is provided with a boss protruding in the circumferential direction, and the boss forms the stop structure.
The rear end face of the inserting end protection shell or the front end face of the gun body shell is provided with a containing groove for containing the boss, and the rear end face of the inserting end protection shell is in abutting fit with the front end face of the gun body shell. The contact area between the splicing end protective shell and the gun body shell is increased, so that the splicing end protective shell and the gun body shell are connected more stably.
On the basis of any one of the above-mentioned arbitrary schemes of filling electric pile, the front end of body of a gun casing is equipped with and supplies grafting end protecting crust male recess, and the body of a gun casing passes through the removable fixed of fastener with grafting end protecting crust, corresponds respectively on the cell wall of recess and on the grafting end protecting crust and is equipped with the fastener mounting hole. The gun body shell and the plug-in end protecting shell adopt a plug-in mounting mode, and the mounting and the dismounting are very convenient.
The position that body of a gun casing and grafting end protecting crust are connected is equipped with the sealing washer, plays buffering and sealed effect simultaneously.
Drawings
FIG. 1 is a schematic structural view of an embodiment of a charging gun according to the present invention;
FIG. 2 is a partial cross-sectional view of FIG. 1;
FIG. 3 is a schematic view of the gun body housing;
FIG. 4 is a left side view of FIG. 3;
FIG. 5 is a rear view of the mating end shield shell;
FIG. 6 is a side view of the mating end shield;
FIG. 7 is a schematic view of a conductive terminal;
FIG. 8 is a left side view of FIG. 7;
in the figure: 1-gun head; 11-a conductive terminal; 111-a front-end portion; 112-a boss; 113-posterior segment section; 12-a handle; 13-a body housing; 131-conductive terminal access holes; 14-a plug end protective shell; 141-conductive terminal mounting holes; 142-a receiving groove; 15-sealing ring; 2-a charging cable; and 3-bolts.
Detailed Description
The following further describes embodiments of the present invention with reference to the drawings.
The charging gun of the present invention, as shown in fig. 1 to 8, includes a gun head 1 with a plug-in end at the front end, a charging cable 2 connected to the rear end of the gun head, and a handle 12 provided on the gun head. The gun head 1 comprises a housing, and a conductive terminal 11 is mounted in the housing. The casing comprises a gun body casing 13 and an inserting end protecting shell 14, and the conductive terminal 11 is clamped between the gun body casing and the inserting end protecting shell. The conductive terminal 11 is cylindrical, and the cylindrical conductive terminal includes a front section 111, a rear section 113 and a middle section located between the two sections, wherein the diameter of the middle section is larger than the diameters of the front and rear sections to form a boss 112, and the boss is in stop fit with the gun body housing and the plug-in end protection housing in the front-rear direction. The rear end face of the plug-in end protective shell 14 is provided with an accommodating groove 142 for accommodating the boss, and the rear end face of the plug-in end protective shell is in abutting fit with the front end face of the gun body shell. The front end of body of a gun casing 13 is equipped with and supplies grafting end protecting crust male recess, and grafting end protecting crust 14 inserts in this recess and fixed with body of a gun casing 13 through bolt 3, corresponds respectively on the cell wall of recess and the grafting end protecting crust and is equipped with the bolt mounting hole. The position that body of a gun casing 13 and grafting end protecting crust 14 are connected is equipped with sealing washer 15, plays buffering and sealed effect simultaneously, prevents that water from getting into in the protecting crust.
The rifle body casing can be dismantled with the end protecting crust of pegging graft and fix, when conductive terminal damaged, unpacks the rifle body casing apart with the end protecting crust of pegging graft, then change the intact conductive terminal again can, needn't wholly change the rifle head, make the rifle maintenance of charging more convenient and reduced the maintenance cost.
In the above embodiment, the middle of the conductive terminal has the boss protruding in the circumferential direction, and the boss is in stop fit with the gun body housing and the plug-in end protection housing in the front-rear direction. In other embodiments, the boss may also be located at a rearward position of the conductive terminal.
In the above embodiment, the rear end face of the plug-in end protection shell is provided with the accommodating groove for accommodating the middle boss of the conductive terminal, the boss is installed in the accommodating groove, and the rear end face of the plug-in end protection shell abuts against and is matched with the front end face of the gun body shell. Of course, in other embodiments, the receiving slot may be provided in the front end face of the gun body housing.
In the above embodiment, the front end of the gun body housing is provided with a groove, and the insertion end protection housing is inserted into the groove. In other embodiments, a boss may be further disposed at the front end of the gun body housing, and the front end of the gun body housing is inserted into the insertion end protection shell and fixed by a fastener.
The invention also provides a charging pile, which comprises a pile body and a charging gun, wherein the structure of the charging gun is recorded in the embodiments, and the detailed description is omitted.

Claims (10)

1. The charging gun comprises a gun head with a plug-in end at the front end, the gun head comprises a shell, and a conductive terminal is mounted in the shell.
2. The charging gun as claimed in claim 1, wherein the conductive terminal has a projection projecting in a circumferential direction at a middle portion thereof, the projection constituting the stopper structure.
3. The charging gun according to claim 2, wherein the rear end surface of the plug-in end protection case or the front end surface of the gun body case is provided with a receiving groove for receiving the boss, and the rear end surface of the plug-in end protection case is in abutting engagement with the front end surface of the gun body case.
4. The charging gun according to claim 1, 2 or 3, wherein the front end of the gun body shell is provided with a groove for inserting the inserting end protection shell, the gun body shell and the inserting end protection shell are detachably fixed through a fastening piece, and the groove wall of the groove and the inserting end protection shell are respectively and correspondingly provided with a fastening piece mounting hole.
5. The charging gun according to claim 1, 2 or 3, wherein a sealing ring is arranged at the connecting position of the gun body shell and the plug-in end protecting shell.
6. The charging pile comprises a pile body and a charging gun, wherein the charging gun comprises a gun head with a plug-in end at the front end, the gun head comprises a shell, and a conductive terminal is installed in the shell.
7. The charging pile according to claim 6, wherein the conductive terminals have bosses protruding in the circumferential direction at the middle portions thereof, and the bosses form the stopper structures.
8. The charging pile according to claim 7, wherein a receiving groove for receiving the boss is formed in the rear end face of the plug-in end protection shell or the front end face of the gun body shell, and the rear end face of the plug-in end protection shell is in abutting fit with the front end face of the gun body shell.
9. The charging pile according to claim 6, 7 or 8, wherein a groove for inserting the inserting end protecting shell is formed in the front end of the gun body shell, the gun body shell and the inserting end protecting shell are detachably fixed through a fastening piece, and fastening piece mounting holes are correspondingly formed in the groove wall of the groove and the inserting end protecting shell respectively.
10. The charging pile according to claim 6, 7 or 8, wherein a sealing ring is arranged at the connecting position of the gun body shell and the plug-in end protection shell.
CN201810614478.1A 2018-06-14 2018-06-14 Charging gun and charging pile Active CN110667421B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810614478.1A CN110667421B (en) 2018-06-14 2018-06-14 Charging gun and charging pile

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810614478.1A CN110667421B (en) 2018-06-14 2018-06-14 Charging gun and charging pile

Publications (2)

Publication Number Publication Date
CN110667421A true CN110667421A (en) 2020-01-10
CN110667421B CN110667421B (en) 2021-10-12

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ID=69065903

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Application Number Title Priority Date Filing Date
CN201810614478.1A Active CN110667421B (en) 2018-06-14 2018-06-14 Charging gun and charging pile

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2787577A1 (en) * 2013-04-02 2014-10-08 Delphi International Operations Luxembourg S.à r.l. Power plug
CN206060320U (en) * 2016-10-17 2017-03-29 衢州职业技术学院 Charging pile and charging pile system
CN206171222U (en) * 2016-10-19 2017-05-17 中天科技装备电缆有限公司 Direct current rifle that charges
CN206388930U (en) * 2017-01-17 2017-08-08 深圳巴斯巴科技发展有限公司 A kind of novel integrated DC charging rifle

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2787577A1 (en) * 2013-04-02 2014-10-08 Delphi International Operations Luxembourg S.à r.l. Power plug
CN206060320U (en) * 2016-10-17 2017-03-29 衢州职业技术学院 Charging pile and charging pile system
CN206171222U (en) * 2016-10-19 2017-05-17 中天科技装备电缆有限公司 Direct current rifle that charges
CN206388930U (en) * 2017-01-17 2017-08-08 深圳巴斯巴科技发展有限公司 A kind of novel integrated DC charging rifle

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Address after: 450061 Yudao Road, Guancheng District, Zhengzhou City, Henan Province

Patentee after: Yutong Bus Co.,Ltd.

Address before: 450061 Yudao Road, Guancheng District, Zhengzhou City, Henan Province

Patentee before: ZHENGZHOU YUTONG BUS Co.,Ltd.

CP01 Change in the name or title of a patent holder