CN112103732A - New energy automobile rifle that charges - Google Patents

New energy automobile rifle that charges Download PDF

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Publication number
CN112103732A
CN112103732A CN202011031231.0A CN202011031231A CN112103732A CN 112103732 A CN112103732 A CN 112103732A CN 202011031231 A CN202011031231 A CN 202011031231A CN 112103732 A CN112103732 A CN 112103732A
Authority
CN
China
Prior art keywords
contact
shell
new energy
energy automobile
connector
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.)
Withdrawn
Application number
CN202011031231.0A
Other languages
Chinese (zh)
Inventor
杨宗平
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.)
Chongqing Vocational College of Transportation
Original Assignee
Chongqing Vocational College of Transportation
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 Chongqing Vocational College of Transportation filed Critical Chongqing Vocational College of Transportation
Priority to CN202011031231.0A priority Critical patent/CN112103732A/en
Publication of CN112103732A publication Critical patent/CN112103732A/en
Withdrawn legal-status Critical Current

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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
    • H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
    • H01R24/005—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure requiring successive relative motions to complete the coupling, e.g. bayonet type
    • 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
    • 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
    • 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
    • H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
    • H01R13/627—Snap or like fastening
    • H01R13/6271—Latching means integral with the housing
    • 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
    • H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
    • H01R13/639—Additional means for holding or locking coupling parts together, after engagement, e.g. separate keylock, retainer strap
    • 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
    • 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)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

The invention relates to the field of new energy automobiles, and particularly discloses a new energy automobile charging gun which comprises a gun head and a charging cable; a first connector is arranged on the charging cable, a second connector is arranged on the gun head, and the first connector and the second connector are detachably connected; the charging cable is provided with a connecting sheet which is detachably connected with the gun head, the connecting sheet can be bent outwards, the first joint comprises a first shell, a first contact is fixedly arranged in the first shell, the bottom of the first contact is fixedly connected with the charging cable, a clamping convex block is arranged on the outer side wall of the first contact, the second joint comprises a second shell, a hollow second contact is fixedly arranged in the second shell, the first contact can be inserted into the second contact, and a clamping groove matched with the clamping convex block is arranged in the second contact. The invention aims to solve the technical problem that a charging gun is not easy to maintain and replace.

Description

New energy automobile rifle that charges
Technical Field
The invention relates to the field of new energy automobiles, and particularly discloses a charging gun for a new energy automobile.
Background
The new energy automobile is an automobile which adopts unconventional automobile fuel as a power source, integrates advanced technologies in the aspects of power control and driving of the automobile, and is advanced in technical principle, new in technology and new in structure. The new energy automobile comprises four types of hybrid electric automobiles, pure electric automobiles, fuel cell electric automobiles, other new energy automobiles and the like. Pure electric vehicles are increasingly popular with people now.
Because the development of electric automobile is more and more quick, the supporting rifle that charges of electric automobile also develops along with correspondingly fast, and electric automobile realizes charging through the rifle cable that charges when charging, and the core of the rifle that charges is the rifle head that charges of being connected with the car. Existing charging guns have some disadvantages: 1, when an automobile is charged, the power is high, the temperature of a charging gun is high, the service life of the charging gun is short, and dangers such as fire disasters and the like can be caused when faults occur; 2. the charging gun is greatly abraded during plugging and unplugging, and is not easy to replace and maintain subsequently; 3. be connected with the charging cable on the rifle that charges, general charging cable is all longer, and difficult rolling is placed.
Disclosure of Invention
In view of this, the present invention provides a charging gun for a new energy vehicle, so as to solve the technical problem that the charging gun is not easy to maintain and replace.
In order to achieve the purpose, the invention provides the following technical scheme:
a new energy automobile charging gun comprises a gun head and a charging cable; a first connector is arranged on the charging cable, a second connector is arranged on the gun head, and the first connector and the second connector are detachably connected; the charging cable is provided with a connecting sheet, the connecting sheet is detachably connected with the gun head, and the connecting sheet can be bent outwards.
Optionally, the first connector includes a first housing, a first contact is fixedly disposed in the first housing, the bottom of the first contact is fixedly connected to the charging cable, and a clamping protrusion is disposed on an outer side wall of the first contact.
Optionally, the second connector includes a second housing, a hollow second contact is fixedly disposed in the second housing, the first contact can be inserted into the second contact, and a clamping groove matched with the clamping protrusion is disposed in the second contact.
Optionally, a first groove is formed in a side wall of the first contact, a second groove is formed in a side wall of the second contact, a limiting block capable of moving horizontally is arranged in the second groove, and the limiting block can be inserted into the first groove.
Optionally, a first elastic piece is arranged in the first groove, a rebound block is arranged on the first elastic piece, and the rebound block can abut against the limiting block.
Optionally, a locking shell is connected to the second shell through threads, the inner diameters of two ends of the locking shell are smaller than that of the middle portion of the locking shell, and the upper end of the locking shell can push the limiting block to move inwards when moving downwards.
Optionally, the lower end of the locking housing has elasticity and is horizontally provided with an edge.
Optionally, the connecting piece includes an upper piece portion and a lower piece portion, the upper piece portion and the lower piece portion both have elasticity, the lower extreme of lower piece portion is articulated with the first joint, the upper end of lower piece portion is articulated with the lower extreme of upper piece portion, the upper end of upper piece portion is articulated with the second joint.
The working principle and the beneficial effects of the scheme are as follows:
1. the cable that charges in this scheme and rifle head pass through the connection piece to be connected, and both can separate each other when not using, if the rifle head takes place to damage and can pull down the rifle head and maintain or directly change.
2. Because the connecting piece can outwards buckle, so when rifle head and charging cable are connected, the connecting piece can take place to warp by oneself. And the connection piece in this scheme includes piece portion and piece portion down, and when the rifle head was close to the cable that charges, piece portion and piece portion down turn over the book to the outside.
3. The first contact and the second contact are clamped in a clamping mode through the clamping convex block and the clamping groove, the first groove is formed in the first contact, the limiting block is arranged on the second contact, the limiting block can move to the first groove to clamp the first contact, the first contact and the second contact are tightly connected together, and the fixing effect is achieved. Still be provided with the locking shell in the second shell in this scheme, locking shell threaded connection so can make it reciprocate when rotating the locking shell, can accomplish the locking in promoting the stopper to first recess when locking shell moves down, and the border of the lower part of locking shell also can block and play the fixed action in the bottom of first joint.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention may be realized and attained by the means of the instrumentalities and combinations particularly pointed out hereinafter.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment;
FIG. 2 is a schematic structural view of the junction of a first joint and a second joint;
FIG. 3 is an enlarged view taken at A in FIG. 2;
FIG. 4 is a schematic structural view of a cable cavity and a mounting cavity;
fig. 5 is a partial structural view in the mounting cavity.
The drawings are numbered as follows: the gun head comprises a gun head 1, a second joint 2, a charging cable 3, a first joint 4, a second hinged seat 5, a first hinged seat 6, an upper sheet part 7, a lower sheet part 8, a second shell 9, a second contact 10, a second groove 11, a spring sheet 12, a limiting block 13, a locking shell 14, an edge 15, a first shell 16, a first contact 17, a first groove 18, a rebound block 19, a first elastic part 20, a cable cavity 21, a mounting cavity 22, a winding disc 23 and a torsion spring 24.
Detailed Description
The following is further detailed by way of specific embodiments:
examples
A charging gun for a new energy automobile is shown in figures 1-5 and comprises a gun head 1 and a charging cable 3, wherein a second connector 2 is arranged at the bottom of the gun head 1, and a first connector 4 is arranged at the top of the charging cable 3.
The first connector 4 comprises a first shell 16, the first shell 16 is cylindrical, a copper cylindrical first contact 17 is fixedly arranged in the first shell 16, a plurality of round holes are formed in the bottom of the first contact 17, copper wires in the charging cable 3 are inserted and fixed in the round holes, and a plastic shell of the charging cable 3 is bonded to the bottom of the first shell 16. The outer side wall of the first contact 17 is integrally formed with a clamping convex block, the side wall of the first contact 17 is further provided with a cylindrical first groove 18, a first elastic part 20 is fixedly arranged in the first groove 18, the first elastic part 20 is a spring made of plastic, a cylindrical rebound block 19 is fixedly arranged on the first elastic part 20, and one end, far away from the first elastic part 20, of the rebound block 19 is hemispherical.
The second joint 2 comprises a second shell 9, the second shell 9 is cylindrical, a copper cylindrical second contact 10 is fixedly arranged in the second shell 9, and a clamping groove matched with the clamping convex block is formed in the inner wall of the second contact 10. A second groove 11 is arranged on the side wall of the second contact 10, and the second groove 11 horizontally penetrates through the outer wall of the second contact 10. A spring piece 12 is fixedly arranged on the outer wall of the second contact 10, the spring piece 12 is corrugated, the spring piece 12 comprises three convex parts, two convex parts protrude towards the outer side of the second contact 10, and the middle convex part protrudes towards the inner side of the second contact 10. A limiting block 13 is horizontally and fixedly arranged on the inner side of the middle protruding part of the spring piece 12, and the limiting block 13 can horizontally slide in the second groove 11 and can abut against the rebound block 19. The second housing 9 is screwed with a locking housing 14, and the manner of screwing is as follows: an internal thread is arranged on the inner wall of the second shell 9, an external thread is arranged on the outer wall of the locking shell 14, and the internal thread is connected with the external thread. The locking shell 14 is cylindrical, the inner diameters of two ends of the locking shell 14 are smaller than that of the middle part, the upper end and the lower end of the locking shell 14 are elastic, and the lower end of the locking shell is horizontally and integrally formed with an edge 15. The lock housing 14 is located between the inner wall of the second housing 9 and the outer wall of the second contact 10.
First joint 4 and second joint 2 can dismantle the connection, can dismantle the mode of connecting and be: can dismantle through the bolt on the first shell 16 and be connected with first articulated seat 6, can dismantle through the bolt on the second shell 9 and be connected with the articulated seat 5 of second, articulated on the first articulated seat 6 have the connection piece, the other end and the articulated seat 5 of second of connection piece are articulated. The connection piece includes upper segment portion 7 and lower segment portion 8, and upper segment portion 7 and lower segment portion 8 all have elasticity, and lower extreme and the first joint 4 of lower segment portion 8 are articulated, and the upper end of lower segment portion 8 is articulated with the lower extreme of upper segment portion 7, and the upper end of upper segment portion 7 is articulated with second joint 2.
The charging cable 3 is placed in a cable box of the vehicle body, the cable box comprises a cable cavity 21 and an installation cavity 22, a winding disc 23 is rotatably arranged in the installation cavity 22 through a torsion spring 24, the charging cable 3 is wound on the winding disc 23, the upper end of the cable cavity 21 is in a straight cylinder shape, the lower end of the cable cavity 21 is in a spiral shape, and the lower end of the cable cavity 21 is communicated with the installation cavity 22.
In the specific implementation:
during charging, the gun head 1 is directly and manually taken out, and at the moment, the connecting sheet keeps a straight state and the first connector 4 and the charging cable 3 are pulled out; then the lance tip 1 is pushed towards the first joint 4, and the second joint 2 on the lance tip 1 is connected with the first joint 4. The first housing 16 is inserted between the lock housing 14 and the second contact 10, and the first contact 17 is inserted into the second contact 10; then, the locking shell 14 is rotated, the spring piece 12 is pressed inwards when the locking shell 14 moves downwards, the spring piece 12 drives the limiting block 13 to move towards the first groove 18, the limiting block 13 pushes the rebound block 19 to move inwards, and the limiting block 13 can block the first contact 17 after entering the first groove 18 to prevent the first contact 17 from sliding downwards; while the bottom of the lock housing 14 moves downward until the edge 15 springs out against the bottom of the first housing 16. When the gun head 1 is pulled out, the charging cable 3 is pulled out outwards, and the charging cable 3 cannot be bent by an overlarge angle because the lower part of the cable cavity 21 is in a spiral shape, so that the charging cable 3 is prevented from being damaged due to excessive bending.
The foregoing is merely an example of the present invention and common general knowledge of known specific structures and features of the embodiments is not described herein in any greater detail. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the present invention.

Claims (8)

1. The utility model provides a new energy automobile rifle that charges which characterized in that: the charging device comprises a gun head and a charging cable; a first connector is arranged on the charging cable, a second connector is arranged on the gun head, and the first connector and the second connector are detachably connected; the charging cable is provided with a connecting sheet, the connecting sheet is detachably connected with the gun head, and the connecting sheet can be bent outwards.
2. The new energy automobile charging gun of claim 1, characterized in that: the first connector comprises a first shell, a first contact is fixedly arranged in the first shell, the bottom of the first contact is fixedly connected with the charging cable, and a clamping convex block is arranged on the outer side wall of the first contact.
3. The new energy automobile charging gun of claim 2, characterized in that: the second connector comprises a second shell, a hollow second contact is fixedly arranged in the second shell, the first contact can be inserted into the second contact, and a clamping groove matched with the clamping convex block is arranged in the second contact.
4. The new energy automobile rifle that charges of claim 3, characterized in that: the contact structure comprises a first contact and a second contact, and is characterized in that a first groove is formed in the side wall of the first contact, a second groove is formed in the side wall of the second contact, a limiting block capable of moving horizontally is arranged in the second groove, and the limiting block can be inserted into the first groove.
5. The new energy automobile rifle that charges of claim 4, characterized in that: the first groove is internally provided with a first elastic piece, the first elastic piece is provided with a rebound block, and the rebound block can be abutted against the limiting block.
6. The new energy automobile rifle that charges of claim 5, characterized in that: and the second shell is internally provided with a locking shell in a threaded connection mode, the inner diameters of two ends of the locking shell are smaller than that of the middle part of the locking shell, and the upper end of the locking shell can push the limiting block to move inwards when moving downwards.
7. The new energy automobile rifle that charges of claim 6, characterized in that: the lower end of the locking shell is provided with elasticity and is horizontally provided with an edge.
8. The new energy automobile charging gun of claim 7, characterized in that: the connection piece includes piece portion and lower piece portion, piece portion and lower piece portion all have elasticity, and the lower extreme and the first joint of lower piece portion are articulated, and the upper end of lower piece portion is articulated with the lower extreme of last piece portion, and the upper end and the second joint of going up the piece portion are articulated.
CN202011031231.0A 2020-09-27 2020-09-27 New energy automobile rifle that charges Withdrawn CN112103732A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011031231.0A CN112103732A (en) 2020-09-27 2020-09-27 New energy automobile rifle that charges

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011031231.0A CN112103732A (en) 2020-09-27 2020-09-27 New energy automobile rifle that charges

Publications (1)

Publication Number Publication Date
CN112103732A true CN112103732A (en) 2020-12-18

Family

ID=73756326

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202011031231.0A Withdrawn CN112103732A (en) 2020-09-27 2020-09-27 New energy automobile rifle that charges

Country Status (1)

Country Link
CN (1) CN112103732A (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107086407A (en) * 2017-05-24 2017-08-22 广西途美兴汽车服务有限责任公司 A kind of charging device of electric automobile
CN211404796U (en) * 2020-02-25 2020-09-01 北京电满满科技有限公司 Separable charging gun

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107086407A (en) * 2017-05-24 2017-08-22 广西途美兴汽车服务有限责任公司 A kind of charging device of electric automobile
CN211404796U (en) * 2020-02-25 2020-09-01 北京电满满科技有限公司 Separable charging gun

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Application publication date: 20201218

WW01 Invention patent application withdrawn after publication