CN218632594U

CN218632594U - Alternating current charging gun

Info

Publication number: CN218632594U
Application number: CN202222385352.6U
Authority: CN
Inventors: 陆华兵
Original assignee: Shenzhen E Link Technology Co ltd
Current assignee: Shenzhen E Link Technology Co ltd
Priority date: 2022-09-07
Filing date: 2022-09-07
Publication date: 2023-03-14
Anticipated expiration: 2032-09-07

Abstract

The utility model relates to the technical field of new energy charging, in particular to an alternating current charging gun, which comprises a plug shell, a terminal frame, a shell, a rear cover and a plurality of terminals; the cable-passing device is characterized by also comprising a sealing element, wherein a cable-passing hole for a cable to pass through is formed in the axial direction of the sealing element, and a plurality of raised cable sealing ribs are arranged on the inner wall of the cable-passing hole; the sealing element is provided with an outer blocking part, an installation part and a radial groove enclosed by the outer blocking part and the installation part. The utility model provides an alternating current charging gun, it adopts many cable sealing bead of sealing member to carry out the butt to the cable and seals, and the installation department of sealing member is installed in the shell, and back lid is installed behind the radial recess of sealing member and is carried out erection joint with the shell for cable and shell can be sealed completely to the sealing member, and through back lid and shell erection joint back, the sealing member can not produce and slide, its stable in structure, and sealing performance is good.

Description

Alternating current charging gun

Technical Field

The utility model belongs to the technical field of the new forms of energy charging technique and specifically relates to indicate an alternating current charging rifle.

Background

At present, most of the gun tails of alternating current charging guns adopt sealing rings to seal cables, for example, chinese patent application No. 202111383263.1 discloses a dual-head alternating current charging gun for european standard electric vehicles, and the specification specifically discloses that a cable sleeve is sleeved outside a charging cable, the front end of the cable sleeve is arranged inside the rear end of a charging gun shell, and the sealing rings are arranged at the connection positions, and the rear end of the cable sleeve extends out of the charging gun shell. The cable cover can be used for protecting the charging cable, prevents that it from appearing wearing and tearing rocking the in-process and charging the rifle shell contact friction, also can increase the activity radius of charging cable, and the damage of excessively buckling can not appear in the protection charging cable, can also improve sealed water-proof effects simultaneously, cooperatees with the sealing washer and can avoid the rainwater to get into inside the circuit from the gap between charging cable and the rifle shell that charges to the life of extension rifle that charges.

Adopt above-mentioned technical scheme to rifle tail cable sealing means, because the cable cover does not seal and fix with the electric gun shell of rifle tail to there is the phenomenon of sliding in the use, can not play effectual sealed effect, the rainwater can directly enter into sealing washer department. However, the sealing area of sealing washer itself and cable is less, and when the cable cover slided, the sealing washer also can produce and slide, leads to the rainwater to enter into the rifle that charges very easily, has the rifle circuit short circuit that charges or destroys electronic components's risk, needs a solution urgently to provide.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to prior art's not enough, provide a simple structure, leakproofness exchange rifle that charges well to solve above-mentioned technical problem.

In order to solve the technical problem, the utility model discloses a following technical scheme:

the utility model provides an AC charging gun, which comprises a plug shell, a terminal frame, a shell, a rear cover and a plurality of terminals; the terminal frame is arranged on the plug shell, one end of the plug shell is arranged in one end of the outer shell, the terminals are connected with cables, the terminal frame further comprises a sealing element, a cable passing hole for the cables to pass through is formed in the axial direction of the sealing element, and a plurality of raised cable sealing convex edges are formed in the inner wall of the cable passing hole; the sealing element is provided with an outer blocking part, a mounting part and a radial groove enclosed by the outer blocking part and the mounting part;

the cable passes through the wire passing hole, and the plurality of cable sealing ribs are abutted to the outer surface of the cable; the back cover is arranged in the radial groove and sleeved on the groove wall of the radial groove, the installation part is arranged in the other end of the shell, and the back cover is arranged on the shell.

Wherein, the mounting part is provided with a mounting boss; the shell is provided with a butt-mounting concave platform; the mounting boss is provided with a first radial convex edge, and the opposite mounting boss is provided with a first axial convex edge;

the mounting boss is arranged on the opposite mounting concave table, the first radial convex edge is abutted to the inner surface of the shell, and the first axial convex edge is abutted to the end face of one side, close to the opposite mounting concave table, of the mounting boss.

The mounting part is further provided with a connecting part connected with the mounting boss, the connecting part is provided with a plurality of accommodating grooves, the mounting part is provided with a first screw hole communicated with the accommodating grooves, and the rear cover is provided with a second screw hole in butt joint with the first screw hole;

a plurality of connecting columns corresponding to the accommodating grooves are arranged on the inner wall of the shell, and threaded holes are formed in the connecting columns;

when connecting portion were installed in the shell, the spliced pole stretched into the storage tank, and the screw hole docks with first screw hole.

Wherein, be provided with a plurality of length that are used for stretching into the shell to connecting portion on the shell inner wall and carry out spacing.

The end face of the rear cover, which is close to one end of the mounting boss, is provided with a pressing table, and the pressing table is provided with a second axial rib used for abutting against the surface of the mounting boss; the cell wall of radial recess is provided with many radial beads of second, the radial bead of second and the inner wall butt of back lid.

The alternating current charging gun further comprises a wire clamp, the wire clamp is used for clamping a cable, and the wire clamp is clamped in the shell.

Wherein, exchange the rifle that charges still includes the protective cover, the protective cover including the lid that is used for the lid to locate plug housing, the lid area of being connected with the lid and with the solid fixed ring of being connected of lid, gu fixed ring installs in radial recess and the cell wall of radial recess is located to the cover.

The utility model has the advantages that:

the utility model provides an alternating current charging gun, it adopts many cable sealing bead of sealing member to carry out the butt to the cable and seals, and the installation department of sealing member is installed in the shell, and the back lid is installed and is carried out erection joint behind the radial recess of sealing member and with the shell for cable and shell can be sealed completely to the sealing member, and through back lid and shell erection joint back, the sealing member can not produce and slide, its stable in structure, and sealing performance is good.

Drawings

Fig. 1 is a schematic view of the three-dimensional structure of the present invention.

Fig. 2 is a schematic view of the exploded structure of the present invention.

Fig. 3 is a schematic view of the local exploded structure of the present invention.

Fig. 4 is a schematic sectional structure diagram of the sealing member according to the present invention.

Fig. 5 is a schematic view of a partial structure of the housing according to the present invention.

Fig. 6 is a schematic structural view of the rear cover of the present invention.

Detailed Description

In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention. The present invention will be described in detail with reference to the accompanying drawings.

Referring to fig. 1 to 6, an ac charging gun includes a plug housing 1, a terminal holder 2, a housing 3, a rear cover 4, and a plurality of terminals 5; the terminal comprises a plurality of terminals 5, a sealing element 7 and a plurality of terminal frames 2, wherein the terminals 5 are arranged on the terminal frames 2, the terminal frames 2 are arranged on a plug shell 1, one end of the plug shell 1 is arranged in one end of a shell 3, the terminals 5 are connected with cables 6, the sealing element 7 is provided with a cable passing hole 71 for the cables 6 to pass through in the axial direction of the sealing element 7, and the inner wall of the cable passing hole 71 is provided with a plurality of raised cable sealing convex ribs 72; the sealing element 7 is provided with an outer blocking part 73, a mounting part 74 and a radial groove 75 enclosed by the outer blocking part 73 and the mounting part 74; the cable 6 passes through the wire passing hole 71, and the plurality of cable sealing ribs 72 are abutted against the outer surface of the cable 6; the rear cover 4 is disposed in the radial groove 75 and sleeved on a groove wall of the radial groove 75, the mounting portion 74 is disposed in the other end of the housing 3, and the rear cover 4 covers the housing 3.

The utility model discloses a many cable sealing bead 72 of sealing member 7 carry out the butt to cable 6 and seal, and the installation department 74 of sealing member 7 is installed in shell 3, and back lid 4 is installed behind the radial recess 75 of sealing member 7 and is carried out the erection joint with shell 3 for sealing member 7 can seal up cable 6 and shell 3 completely, and through back lid 4 and shell 3 erection joint back, sealing member 7 can not produce and slide, its stable in structure, and sealing performance is good.

In this embodiment, the mounting portion 74 is provided with a mounting boss 741; the shell 3 is provided with a butt concave table 31; the mounting boss 741 is provided with a first radial rib 7411, and the opposite mounting boss 31 is provided with a first axial rib 311; the mounting boss 741 is mounted on the mating recessed seat 31, and the first radial rib 7411 abuts against the inner surface of the housing 3 to seal the housing 3 in the axial direction; the first axial convex rib 311 abuts against the end face of the mounting boss 741 close to the side of the mounting boss 31 to seal the housing 3 in the radial direction, so that the housing 3 is sealed comprehensively, and the sealing performance of the housing is further ensured.

In this embodiment, the mounting portion 74 is further provided with a connecting portion 742 connected to the mounting boss 741, the connecting portion 742 is provided with a plurality of accommodating grooves 7421, the mounting portion 74 is provided with first screw holes 7412 communicated with the accommodating grooves 7421, and the rear cover 4 is provided with second screw holes 41 butted with the first screw holes 7412; a plurality of connecting columns 32 corresponding to the plurality of accommodating grooves 7421 are arranged on the inner wall of the shell 3, and threaded holes 321 are arranged on the connecting columns 32; when the connecting portion 742 is disposed in the housing 3, the connecting post 32 extends into the accommodating groove 7421, and the threaded hole 321 is abutted to the first screw hole 7412. Adopt screw 01 to pass behind second screw hole 41 of back lid 4, the first screw hole 7412 of installation department 74 and the screw hole 321 threaded connection of spliced pole 32, spliced pole 32 stretches into storage tank 7421 for shell 3, back lid 4 and sealing member 7 are connected reliably, and sealing member 7 can not take place to slide and rotate, more step-by-step improves this sealing performance who exchanges the charging gun.

In this embodiment, the inner wall of the housing 3 is provided with a plurality of limiting strips 33 for limiting the length of the connecting portion 742 extending into the housing 3. The spacing strips 33 serve to spacing and support the rear cover 4 and the sealing element 7, while reinforcing the structural strength of the housing 3.

In this embodiment, a pressing table 42 is disposed on an end surface of the rear cover 4 near one end of the mounting boss 741, and the pressing table 42 is provided with a second axial rib 421 for abutting against the surface of the mounting boss 741; the wall of the radial groove 75 is provided with a plurality of second radial ribs 751, and the second radial ribs 751 are abutted against the inner wall of the rear cover 4, so that the axial and radial sealing of the rear cover 4 is realized, and the sealing performance of the alternating current charging gun is further improved.

In this embodiment, exchange the rifle that charges still includes fastener 8, fastener 8 is used for centre gripping cable 6, fastener 8 card is located in shell 3, steps up cable 6, prevents simultaneously that cable 6 from removing.

In this embodiment, the ac charging gun further includes a protective cover 9, the protective cover 9 includes a cover body 91 for covering the plug housing 1, a cover tape 92 connected to the cover body 91, and a fixing ring 93 connected to the cover tape 92, the fixing ring 93 is installed in the radial groove 75 and covers the groove wall of the radial groove 75. Set up protective cover 9 and cover plug housing 1 and establish, play dustproof and waterproof effect, improve this alternating current charging rifle's life.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and although the present invention is disclosed in the above description in terms of preferred embodiments, it is not intended to limit the present invention, and any person skilled in the art will be able to make any changes or modifications to equivalent embodiments without departing from the scope of the present invention, and all the technical solutions of the present invention are within the scope of the present invention.

Claims

1. An alternating current charging gun comprises a plug shell (1), a terminal frame (2), a shell (3), a rear cover (4) and a plurality of terminals (5); a plurality of terminals (5) are installed in terminal frame (2), install in plug housing (1) terminal frame (2), the one end of plug housing (1) is installed in the one end of shell (3), and a plurality of terminals (5) are connected with cable (6), its characterized in that:

the cable-passing device is characterized by further comprising a sealing element (7), wherein a cable-passing hole (71) for a cable (6) to pass through is formed in the axis direction of the sealing element (7), and a plurality of raised cable sealing ribs (72) are arranged on the inner wall of the cable-passing hole (71); the sealing element (7) is provided with an outer blocking part (73), a mounting part (74) and a radial groove (75) enclosed by the outer blocking part (73) and the mounting part (74);

the cable (6) passes through the wire passing hole (71), and the plurality of cable sealing ribs (72) are abutted to the outer surface of the cable (6); the rear cover (4) is arranged in the radial groove (75) and sleeved on the groove wall of the radial groove (75), the mounting part (74) is arranged in the other end of the shell (3), and the rear cover (4) is arranged on the shell (3).

2. An ac charging gun as recited in claim 1, wherein: the mounting part (74) is provided with a mounting boss (741); the shell (3) is provided with a butt concave table (31); the mounting boss (741) is provided with a first radial rib (7411), and the opposite mounting boss (31) is provided with a first axial rib (311);

the mounting boss (741) is mounted on the opposite mounting concave table (31), the first radial rib (7411) abuts against the inner surface of the shell (3), and the first axial rib (311) abuts against the end face of the mounting boss (741) on the side close to the opposite mounting concave table (31).

3. An ac charging gun as claimed in claim 2, wherein: the mounting part (74) is further provided with a connecting part (742) connected with the mounting boss (741), the connecting part (742) is provided with a plurality of accommodating grooves (7421), the mounting part (74) is provided with a first screw hole (7412) communicated with the accommodating grooves (7421), and the rear cover (4) is provided with a second screw hole (41) butted with the first screw hole (7412);

a plurality of connecting columns (32) corresponding to the accommodating grooves (7421) are arranged on the inner wall of the shell (3), and threaded holes (321) are formed in the connecting columns (32);

when the connecting part (742) is arranged in the shell (3), the connecting column (32) extends into the accommodating groove (7421), and the threaded hole (321) is butted with the first screw hole (7412).

4. An ac charging gun as claimed in claim 3, wherein: the inner wall of the shell (3) is provided with a plurality of limiting strips (33) used for limiting the length of the connecting part (742) extending into the shell (3).

5. An ac charging gun as claimed in claim 2, wherein: a pressing table (42) is arranged on the end face of one end, close to the mounting boss (741), of the rear cover (4), and a second axial rib (421) used for abutting against the surface of the mounting boss (741) is arranged on the pressing table (42);

the wall of the radial groove (75) is provided with a plurality of second radial convex ribs (751), and the second radial convex ribs (751) are abutted with the inner wall of the rear cover (4).

6. An ac charging gun as recited in claim 1, wherein: the alternating current charging gun further comprises a wire clamp (8), wherein the wire clamp (8) is used for clamping the cable (6), and the wire clamp (8) is clamped in the shell (3).

7. An ac charging gun as recited in claim 1, wherein: exchange charging gun still includes protective cover (9), protective cover (9) including be used for the lid locate lid (91) of plug housing (1), cover tape (92) be connected with lid (91) and with cover tape (92) the solid fixed ring (93) be connected, gu fixed ring (93) install in radial recess (75) and overlap the cell wall of locating radial recess (75).