CN205292318U

CN205292318U - Charging gun

Info

Publication number: CN205292318U
Application number: CN201521057718.0U
Authority: CN
Inventors: 李靖
Original assignee: Individual
Current assignee: Individual
Priority date: 2015-12-18
Filing date: 2015-12-18
Publication date: 2016-06-08
Anticipated expiration: 2025-12-18

Abstract

The utility model provides a charging gun, including the casing and be located the end of charging of casing front end, the end of charging has the end body and forms along the outer wall ranging back of end body and holds the chamber, it is equipped with and is used for the fixed utmost point column base that charges utmost point post to hold the intracavity, the rear end face of end of charging is equipped with sealedly hold the back sealed of chamber. The utility model provides a charging gun is sealed through setting up hold the back sealed of chamber for also be provided with in the rear end of the end of charging sealed, even make and to have in water gets into the casing, the utmost point post that charges can not flow yet and on, increased charging gun's security, increase waterproof performance, extension charging gun's life, and the setting is used for the fixed utmost point column base that charges utmost point post in the end of charging, increase the fastness of the utmost point post that charges to and be convenient for the to charge assembly of utmost point post, form along the outer wall ranging back of end body in addition and hold the chamber, sealed sealed with the end of charging in back of being convenient for.

Description

A kind of charging gun

Technical field

This utility model belongs to the accessory technical field of electric automobile, is specifically related to a kind of charging gun connected for charging electric vehicle.

Background technology

At present, automobile has become the vehicles that people commonly use. Pure electric automobile and hybrid vehicle, because of its energy-conserving and environment-protective and technology relative maturity, be the important directions of the development coming years. Electric automobile, when electrokinetic cell electricity drops to a certain degree, need to charge the battery. Automobile is provided with charge port, it is necessary to external charging connects equipment and is connected with external power source by vehicle charging mouth, and external charging connects equipment and mainly has charging gun

And attach wire harness. Being connected with vehicle charging mouth by charging gun, power line achieves that charging after being connected with external power source.

Existing charging gun, due to the design reasons in its structure, it is impossible to play good waterproof action, and charging gun exists the hidden danger of water inlet short circuit, causes charging gun short for service life, and deposits potential safety hazard in use.

Summary of the invention

This utility model provides a kind of charging gun, and water resistance is good, and service life is longer.

For reaching above-mentioned technical purpose, this utility model realizes by the following technical solutions:

A kind of charging gun, including housing and the charging termination being positioned at housing forward end, charging termination has termination body and the outer wall along termination body extends rearwardly to form accommodation chamber, described accommodation intracavity is provided with the pole seat for fixing charging pole, and the rear end face of described charging termination is provided with the rear sealing sealing described accommodation chamber.

Further, seal employing after described there is elastic encapsulant to make.

Further, sealing the buckling parts including seal body and the edge extension of bending forward along described seal body after described, described buckling parts contacts with described charging end seals.

Further, described buckling parts is provided with the convex edge extended internally, and described charging termination is provided with the first annular recess matched with described convex edge, and described convex edge is positioned at described first annular recess.

Further, it is convex that described seal body is provided with sealing corresponding with described charging pole, that protrude backward, described sealing convex closure covers the rear end face of described charging pole, described sealing is convex to be provided with for electric wire through the via being connected with charging pole, and described electric wire is in close contact with described via.

Further. Described sealing is convex also has the via extension extended forward along described via, and described via extension is sealed and coated on the outside of electric wire.

Further, it is provided with front sealing between described termination body and described pole seat.

Further, the shell fragment engaged with automobile when described charging gun also includes for charging, what described housing was provided with described shell fragment stretches out hole, described in stretch out hole place be provided with shell fragment seal.

Further, described shell fragment seals and includes the second sealing sealed with described shell fragment with described the first sealing stretching out hole sealing and the tapered portion being connected described first sealing and the second sealing.

Further, described charging gun also includes the switch controlling described shell fragment folding, and described housing is offered the switch hole stretching out described housing for described switch, and the outside of described switch is coated with switch seal, and described switch seal seals with described switch hole.

Further, described switch seal has the cavity holding described switch, and described switch seal has the second inside annular recess, and the edge of described switch hole is positioned at described second annular recess.

Further, described charging gun also includes the protecgulum that fastens described charging termination.

The charging gun that this utility model provides, by arranging the rear sealing sealing described accommodation chamber, the rear end in charging termination is made to be also equipped with sealing, even if making water enter in housing, without on stream to charging pole, add the safety of charging gun, increase water resistance, extend the service life of charging gun; And in charging termination, it is arranged to the pole seat of fixing charging pole, increases the fastness of charging pole, and be easy to the assembling of charging pole; The outer wall of this termination, outer body extends rearwardly to form accommodation chamber, it is simple to the rear sealing sealed and charge termination.

After reading in conjunction with the accompanying detailed description of the invention of the present utility model, other features of the present utility model and advantage will become clearer from.

Accompanying drawing explanation

Fig. 1 is the structural representation of an embodiment of the proposed charging gun of this utility model;

Fig. 2 is the sectional structure schematic diagram of Fig. 1;

Fig. 3 is the structure for amplifying schematic diagram of termination of charging in Fig. 2;

Fig. 4 is the structure for amplifying schematic diagram of pole seat in Fig. 2;

Fig. 5 is the rear structure for amplifying schematic diagram sealed in Fig. 2;

Fig. 6 is the plan structure schematic diagram of Fig. 5;

Fig. 7 is the structure for amplifying schematic diagram that Fig. 2 breaker in middle seals;

Fig. 8 is the structural representation of another angle of Fig. 7;

Fig. 9 is the structure for amplifying schematic diagram that in Fig. 2, shell fragment seals.

Detailed description of the invention

For making the purpose of this utility model embodiment, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described.

In description of the present utility model, it is necessary to explanation, define term: the direction stretched out with the charging termination of charging gun is for " front " otherwise for " afterwards "; And the orientation of the instruction such as " interior ", " outward " or position relationship are based on position relationship shown in the drawings, it is for only for ease of description this utility model and simplifies description, rather than the device of instruction or hint indication or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model. Additionally, term " first ", " second " are only for descriptive purposes, and it is not intended that indicate or hint relative importance.

Consult Fig. 1-Tu, be an embodiment of the proposed charging gun of this utility model, the structure of attached not shown electric wire. A kind of charging gun, charging for electric automobile, charging gun includes housing 1 and is positioned at the charging termination 2 of housing 1 front end, charging termination 2 has termination body 21 and the outer wall along termination body 21 extends rearwardly to form accommodation chamber 22, being provided with the pole seat 3 for fixing charging pole holding in chamber 22, the rear end face in charging termination 2 is provided with and seals the rear sealing 4 holding chamber 22.

The rear sealing 4 holding chamber 22 is sealed by arranging, the rear end in charging termination 2 is made to be also equipped with sealing, even if making water enter in housing, protection due to rear sealing 4, water is without on stream to charging pole, add the safety of charging gun, increase water resistance, extend the service life of charging gun; And in charging termination 2, it is arranged to the pole seat 3 of fixing charging pole, increases the fastness of charging pole, and be easy to the assembling of charging pole; The outer wall of this termination, outer body 21 extends rearwardly to form accommodation chamber 22, it is simple to the rear sealing sealing 4 and charging termination 2.

In the present embodiment, rear sealing 4 includes seal body 41 and the buckling parts 42 of the edge extension of bending forward along seal body 41, and wherein seal body 41 is equal with the sectional dimension of the rear end of charging termination 2, and buckling parts 42 seals with charging termination 2 and contacts; Namely seal 4 rear ends being fastened on charging termination 2 afterwards. Rear sealing 4 employing has elastic encapsulant and makes, such as rubber etc.

In order to increase fastness and sealing between buckling parts 42 and charging termination 2 further, the inner face of buckling parts 42 is provided with the convex edge 421 extended internally, arranged outside in charging termination 2 has the first annular recess 23 matched with convex edge 421, and convex edge 421 is positioned at the first annular recess 23; So contacted with the sealing of the first annular recess 23 by convex edge 42, increase fastness and sealing between buckling parts 42 and charging termination 2.

Seal body 41 is provided with sealing convex 411 corresponding with the pole that charges, that protrude backward, seal convex 411 rear end faces being coated on charging pole (not shown), and be provided with, sealing, the via 4111 being connected with charging pole for electric wire traverse on convex 411. By arranging sealing convex 411 and via 4111, it is in close contact between electric wire and via 4111, makes owing to rear sealing 4 employing has elastic encapsulant, it is thus possible to ensure the sealing between electric wire via 4111.

In order to increase the sealing between electric wire and via 4111 further, it is additionally provided with, on convex 411, the via extension 4112 extended forward along via 4111 sealing, and via extension 4112 is sealed and coated on the outside of electric wire. By arranging via extension 4112, add the sealing contact length sealed between convex 411 and electric wire, increase the sealing at via 4111 place.

In the present embodiment, before being provided with between termination body 41 and pole seat 3, seal 5, it is to avoid water, from the anterior entrance of termination body 41, increases the water resistance of charging gun.

For charging gun fixing when charging and between automobile, the shell fragment 6 engaged with automobile when being provided with for charging on charging gun, shell fragment 6 is positioned at housing 1, and what be provided with shell fragment 1 on housing 1 stretches out hole, is provided with shell fragment sealing 7 stretching out hole place. 7 are sealed, it is to avoid water enters the inside of housing 1 from stretching out hole, increases the water resistance of charging gun further by arranging shell fragment.

In the present embodiment, shell fragment seals 7 and includes the second sealing 72 sealed with shell fragment with the first sealing 71 stretching out hole sealing and the tapered portion 73 being connected the first sealing 71 and the second sealing 72; Mobile owing to needing when shell fragment 6 is opened, and it is fixing for stretching out hole, namely the first sealing 71 is fixed, second sealing 72 is followed shell fragment 6 and is had certain displacement, thus passing through, tapered portion 73 is set and can have certain displacement in the vertical direction of shell fragment 6, ensureing when shell fragment 6 is performed fighting, shell fragment seals 7 and the sealing stretching out hole, shell fragment 6.

In the present embodiment, charging gun also includes the switch controlling shell fragment 6 folding, offers for switching the switch hole stretching out housing 1, be coated with switch seal 8 in the outside of switch on housing 1, and switch seal 8 seals with switch hole. By arranging switch seal 8, it is to avoid water enters the inside of housing 1 from switch hole, arranges switch seal 8 and is coated on the outside of switch simultaneously, switch had certain protective effect.

In the present embodiment, switch seal 8 has the cavity 81 holding switch, and the edge of switch seal 8 has the second inside annular recess 82, and the edge of switch hole is positioned at the second annular recess 82. Sealing is engaged with the edge of switch hole, it is ensured that the water resistance at switch hole place by arranging the second annular recess 82.

Charging gun also includes the protecgulum 9 fastening charging termination 2, when not charging, protecgulum 9 is coated on the outside of charging termination 2, and contacts with housing 1, fixed by protecgulum 9 by shell fragment.

The above, it it is only preferred embodiment of the present utility model, being not the restriction that this utility model is made other form, any those skilled in the art are changed or are modified as the Equivalent embodiments of equivalent variations possibly also with the technology contents of the disclosure above. But every without departing from technical solutions of the utility model content, any simple modification, equivalent variations and remodeling above example made according to technical spirit of the present utility model, still fall within the protection domain of technical solutions of the utility model.

Claims

1. a charging gun, including housing and the charging termination being positioned at housing forward end, it is characterized in that, charging termination has termination body and the outer wall along termination body extends rearwardly to form accommodation chamber, described accommodation intracavity is provided with the pole seat for fixing charging pole, and the rear end face of described charging termination is provided with the rear sealing sealing described accommodation chamber.

2. charging gun according to claim 1, it is characterised in that sealing the buckling parts including seal body and the edge extension of bending forward along described seal body after described, described buckling parts contacts with described charging end seals.

3. charging gun according to claim 2, it is characterised in that described buckling parts is provided with the convex edge extended internally, and described charging termination is provided with the first annular recess matched with described convex edge, and described convex edge is positioned at described first annular recess.

4. charging gun according to claim 2, it is characterized in that, it is convex that described seal body is provided with sealing corresponding with described charging pole, that protrude backward, described sealing convex closure covers the rear end face of described charging pole, described sealing is convex to be provided with for electric wire through the via being connected with charging pole, and described electric wire is in close contact with described via.

5. charging gun according to claim 4, it is characterised in that described sealing is convex also has the via extension extended forward along described via, and described via extension is sealed and coated on the outside of electric wire.

6. the charging gun according to any one of claim 1 to 5, it is characterised in that be provided with front sealing between described termination body and described pole seat.

7. the charging gun according to any one of claim 1 to 5, it is characterised in that the shell fragment engaged with automobile when described charging gun also includes for charging, what described housing was provided with described shell fragment stretches out hole, described in stretch out hole place be provided with shell fragment seal.

8. charging gun according to claim 7, it is characterised in that described shell fragment seals and includes the second sealing sealed with described shell fragment with described the first sealing stretching out hole sealing and the tapered portion being connected described first sealing and the second sealing.

9. charging gun according to claim 7, it is characterized in that, described charging gun also includes the switch controlling described shell fragment folding, described housing is offered the switch hole stretching out described housing for described switch, the outside of described switch is coated with switch seal, and described switch seal seals with described switch hole.

10. charging gun according to claim 9, it is characterised in that described switch seal has the cavity holding described switch, described switch seal has the second inside annular recess, and the edge of described switch hole is positioned at described second annular recess.