CN215896795U - Quick-change charging gun - Google Patents

Abstract

The utility model discloses a quick-change charging gun which comprises a gun body, a gun head assembly and a cable, wherein the gun body is provided with a plurality of charging holes; the gun body is provided with a power supply port and a wire inlet which are communicated with each other; the power supply port is sequentially provided with a fixed cover, a fixed female terminal and a fixed sleeve from inside to outside; the fixing sleeve is fixedly connected with the gun body and is provided with a through hole for sleeving the fixing female terminal; the fixed cover is fixedly connected with the fixed sleeve so as to fix the fixed female terminal between the fixed sleeve and the fixed cover; the cable is suitable for entering from the wire inlet and is electrically connected with the fixed female terminal; the gun head assembly comprises a gun head and a male terminal, and the male terminal is fixedly connected with the gun head; the male terminal is provided with a first pin end and a second pin end, the first pin end is suitable for being plugged with the external power utilization female terminal, and the second pin end is suitable for being plugged with the fixed female terminal; the gun head is fixedly and detachably connected with the fixed sleeve. The quick-change charging gun can conveniently and quickly replace the terminal when the terminal of the charging gun is damaged, and the cost is reduced.

Description

Quick-change charging gun

Technical Field

The utility model relates to the technical field of charging guns, in particular to a quick-change charging gun.

Background

When the existing charging gun charges an automobile, the charging gun basically works in a static state, namely the automobile is charged when parked, and the vibration resistance of the charging gun is not required. However, along with market development, more and more industrial vehicles are also gradually electrified, so that a working condition that the charging and the working are carried out simultaneously is derived, and therefore, the charging gun can vibrate during working, and the vibration can cause damage to a terminal of the charging gun.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide a quick-change charging gun, which can conveniently and quickly replace a terminal when the terminal of the charging gun is damaged, and reduce the cost.

The purpose of the utility model is realized by adopting the following technical scheme:

a quick-change charging gun, comprising:

the gun comprises a gun body, a gun head assembly and a cable for supplying power;

the gun body is provided with a power supply port and a wire inlet which are communicated with each other;

a fixed cover, a fixed female terminal and a fixed sleeve are sequentially arranged in the power supply port from inside to outside; the fixed sleeve is fixedly connected with the gun body, and a through hole for the fixed female terminal to be sleeved in is formed in the fixed sleeve; the fixed cover is fixedly connected with the fixed sleeve so as to fix the fixed female terminal between the fixed sleeve and the fixed cover; the cable is suitable for entering from the wire inlet and is electrically connected with the fixed female terminal;

the gun head assembly comprises a gun head and a male terminal, and the male terminal is fixedly connected to the gun head; the male terminal is provided with a first pin end and a second pin end, the first pin end is suitable for being plugged with an external electric female terminal, and the second pin end is suitable for being plugged with the fixed female terminal; the gun head is fixedly and detachably connected with the fixed sleeve.

Furthermore, a butt joint hole is formed in the gun head, the first contact pin end is located in the butt joint hole, and the butt joint hole is suitable for being connected with the outer side wall of the external power utilization female terminal in an inserting mode.

Further, the gun head is connected with the fixed sleeve through a screw.

Further, the gun head assembly also comprises a blocking cover; a flange is arranged in the middle of the male terminal and divides the male terminal into a first pin end and a second pin end; the first pin end is suitable for penetrating through the gun head, and the second pin end is suitable for penetrating through the blocking cover; the blocking cover is fixedly connected with the gun body through screws, and the flange is abutted between the gun head and the blocking cover.

Further, a first waterproof pad is arranged between the gun head and the blocking cover.

Further, a second waterproof pad is arranged between the gun head and the fixed sleeve.

Furthermore, the fixed cover is fixedly connected with the fixed sleeve through screws.

Furthermore, a third water cushion is arranged between the fixed sleeve and the gun body.

Furthermore, a key is arranged on the gun body, the key is mounted on the gun body through a rotating shaft and a torsion spring, the key can rotate around the rotating shaft, and the key is provided with a hook part extending out of the gun body; the gun body is also provided with a microswitch which is electrically connected with the fixed female terminal; the action reed of the microswitch is suitable for being pressed by the key to change the state of the microswitch; the gun body is further connected with a dustproof cover through a soft rope, the dustproof cover is suitable for covering the gun head assembly, a clamping portion is further arranged on the dustproof cover, and the clamping hook portion is suitable for being clamped with the clamping portion.

Furthermore, a waterproof sleeve is arranged in the wire inlet, the outer wall of the waterproof sleeve is abutted against the inner wall of the wire inlet, and the inner wall of the waterproof sleeve is abutted against the cable; the end part of the wire inlet is also provided with a wire clamp, the wire clamp comprises two clamping parts which can be locked by screws, and the inner wall of each clamping part is provided with anti-skid grains and a clamping block; when the clamping parts are locked, the clamping blocks are suitable for being clamped on the gun body, and the anti-skid patterns are suitable for being abutted to the cables.

Compared with the prior art, the utility model has the beneficial effects that:

(1) the fixed female terminal is sleeved in the through hole, the fixed cover is suitable for being fixedly connected with the fixed cover so as to fix the fixed female terminal between the fixed cover and the fixed cover, and the fixed cover is fixedly connected with the gun body, so that the fixed female terminal is reliably fixed on the gun body, the stability of the fixed female terminal during use is ensured, and the fixed female terminal cannot be easily loosened.

(2) In the gun head assembly, the male terminal is fixedly connected to the gun head, the second pin end of the male terminal is suitable for being plugged with the fixed female terminal to obtain electricity, and the first pin end of the male terminal is suitable for being plugged with the external electricity utilization female terminal to supply power, so that the normal charging requirement is ensured; in addition, as the gun head is fixedly and detachably connected with the fixed sleeve, when the male terminal is seriously abraded, the gun head is only required to be detached from the fixed sleeve (namely the gun head assembly is detached from the fixed sleeve), and then a new gun head (gun head assembly) is replaced without replacing the whole charging gun, so that the replacement cost is reduced; and the detachable connection mode is adopted, so that the replacement is very convenient.

Drawings

FIG. 1 is a perspective view of a charging gun according to the present invention;

FIG. 2 is a schematic view of the dust cap of FIG. 1;

FIG. 3 is a cross-sectional view of FIG. 1;

FIG. 4 is an exploded view of the charging gun of the present invention;

FIG. 5 is a schematic view of a charging gun head assembly of the present invention;

FIG. 6 is a cross-sectional view of FIG. 5;

FIG. 7 is an exploded view of the gun head assembly of the charging gun of the present invention;

FIG. 8 is a schematic view of a male terminal of the charging gun of the present invention;

fig. 9 is an exploded view of the fixing cap, the fixing female terminal, the fixing sleeve and the third waterproof pad of the charging gun according to the present invention;

FIG. 10 is a schematic view of a charging gun clip of the present invention;

fig. 11 is a schematic view of a charging gun clip according to the present invention.

In the figure: 1. a gun body; 11. a power supply port; 111. a fixed cover; 112. a fixed female terminal; 113. fixing a sleeve; 1131. a through hole; 114. a third water cushion; 12. a wire inlet; 121. a waterproof jacket; 122. wire clamps; 1221. a clamp portion; 12211. anti-skid lines; 12212. a clamping block; 13. pressing a key; 131. a hook portion; 14. a rotating shaft; 15. a torsion spring; 16. a microswitch; 17. a dust cover; 171. a clamping part; 2. a gun head assembly; 21. a gun head; 211. a butt joint hole; 22. a male terminal; 221. a first pin end; 222. a second pin end; 223. a flange; 23. a blocking cover; 24. a first waterproof pad; 25. a second waterproof pad; 3. a cable.

Detailed Description

To facilitate an understanding of the utility model, the utility model will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1 to 11, a quick-change charging gun provided by an embodiment of the utility model is shown, and comprises at least a gun body 1, a gun head assembly 2 and a cable 3 for supplying power.

Referring to fig. 1-4 and fig. 9, a power supply port 11 and a wire inlet port 12 which are communicated with each other are formed on the gun body 1; a fixed cover 111, a fixed female terminal 112 and a fixed sleeve 113 are sequentially arranged in the power supply port 11 from inside to outside; the fixing sleeve 113 is fixedly connected with the gun body 1, and the fixing sleeve 113 is provided with a through hole 1131 for sleeving the fixed female terminal 112 therein; the fixing cover 111 is fixedly connected with the fixing sleeve 113 to fix the fixed female terminal 112 between the fixing sleeve 113 and the fixing cover 111; the cable 3 is adapted to enter from the wire inlet 12 and electrically connected to the fixed female terminal 112.

Referring to fig. 3 to 8, the lance tip assembly 2 includes a lance tip 21 and a male terminal 22, and the male terminal 22 is fixedly connected to the lance tip 21; the male terminal 22 has a first pin end 221 and a second pin end 222, the first pin end 221 is suitable for being plugged with an external power utilization female terminal, and the second pin end 222 is suitable for being plugged with the fixed female terminal 112; the lance head 21 is fixedly and detachably connected to the retaining sleeve 113.

In the above arrangement, the female terminal 112 is sleeved in the through hole 1131, and the fixing cover 111 is adapted to be fixedly connected to the fixing sleeve 113 to fix the female terminal 112 between the fixing sleeve 113 and the fixing cover 111, and the fixing sleeve 113 is fixedly connected to the gun body 1, so that the female terminal 112 is reliably fixed to the gun body 1, thereby ensuring the stability of the female terminal 112 during use and preventing the female terminal from being easily loosened. In the gun head assembly 2, the male terminal 22 is fixedly connected to the gun head 21, the second pin end 222 of the male terminal 22 is suitable for being plugged with the fixed female terminal 112 to obtain electricity, and the first pin end 221 of the male terminal 22 is suitable for being plugged with an external electricity utilization female terminal to supply electricity, so that the normal charging requirement is ensured; in addition, since the gun head 21 is fixedly and detachably connected to the fixed sleeve 113, when the male terminal 22 is seriously worn, only the gun head 21 needs to be detached from the fixed sleeve 113 (i.e., the gun head assembly 2 is detached from the fixed sleeve 113), and then a new gun head 21 (the gun head assembly 2) is replaced, so that the replacement cost is reduced; and the detachable connection mode is adopted, so that the replacement is very convenient.

In a preferred embodiment, referring to fig. 6, the gun head 21 is provided with a mating hole 211, the first pin end 221 is located in the mating hole 211, and the mating hole 211 is adapted to be plugged with an outer sidewall of an external female terminal. Through the cooperation of butt joint hole 211 and outside electricity utilization female terminal, can increase the reliability that rifle head 21 and outside consumer are connected, also reduced the wearing and tearing of first contact pin end 221 simultaneously, played the guard action to first contact pin end 221, prolonged the life of public terminal 22.

Preferably, the lance head 21 is connected to the retaining sleeve 113 by screws. In the present invention, the fixed and detachable connection of the lance head 21 to the fixed sleeve 113 is achieved by screwing. Specifically, when the gun head assembly 2 needs to be replaced, the screw is loosened, then the gun head assembly 2 is separated from the fixing sleeve 113, and then a new gun head assembly 2 is screwed on the fixing sleeve 113 through the screw, so that the replacement can be completed, and great convenience is provided.

Preferably, with reference to fig. 6-7, the lance tip assembly 2 further comprises a shield cap 23; the middle part of the male terminal 22 is provided with a flange 223, and the flange 223 divides the male terminal 22 into a first pin end 221 and a second pin end 222; the first needle end 221 is adapted to pass through the lance head 21, and the second needle end 222 is adapted to pass through the blocking cover 23; the blocking cover 23 is fixedly connected with the gun body 1 through screws, and the flange 223 abuts between the gun head 21 and the blocking cover 23. Namely, in the present invention, the fixed connection between the male terminal 22 and the lance head 21 is realized by pressing the flange 223 on the lance head 21 through the blocking cover 23; the fixation of the male terminal 22 ensures that it does not become loose when plugged, i.e. ensures the reliability of the charging.

Preferably, referring to fig. 7-9 and the drawings, a first waterproof gasket 24 is arranged between the gun head 21 and the blocking cover 23, a second waterproof gasket 25 is arranged between the gun head 21 and the fixing sleeve 113, and a third waterproof gasket 114 is arranged between the fixing sleeve 113 and the gun body 1. By arranging the first waterproof pad 24, the second waterproof pad 25 and the third waterproof pad 114, the waterproof performance of the charging gun of the utility model can be greatly improved, thereby ensuring the safety of use.

Preferably, the fixing cover 111 is fixedly connected with the fixing sleeve 113 by screws. Through such a connection mode, the fixed female terminal 112 can be conveniently maintained and replaced. That is, when there is a need for maintenance or replacement, the screw can be loosened to separate and fix the fixing sleeve 113, thereby releasing the limit of the fixing female terminal 112.

Preferably, referring to fig. 1 and fig. 2-3, the gun body 1 is provided with a button 13, the button 13 is mounted on the gun body 1 through a rotating shaft 14 and a torsion spring 15, the button 13 can rotate around the rotating shaft 14, and the button 13 is provided with a hook 131 extending out of the gun body 1; the gun body 1 is also provided with a microswitch 16, and the microswitch 16 is electrically connected with a fixed female terminal 112; the action reed of the microswitch 16 is suitable for being pressed by the key 13 to change the state of the microswitch 16; still be connected with the shield 17 through the soft rope on the rifle body 1, the shield 17 is suitable for the lid to close on rifle head assembly 2, still is provided with joint portion 171 on the shield 17, and hook portion 131 is suitable for and joints with joint portion 171. The dust cover 17 can protect the gun head assembly 2, and the soft rope connecting the gun body 1 and the dust cover 17 can prevent the dust cover 17 from being lost. In addition, in the above arrangement, the hook portion 131 of the key 13 is adapted to be clamped with the clamping portion 171 of the dust cover 17, so that the reliability of covering the dust cover 17 and the gun head assembly 2 can be ensured, and the dust cover 17 and the gun head assembly 2 cannot be easily separated; and the hook part 131 can also be conveniently clamped with external electric equipment, so that the connection reliability is ensured. However, the hook portion 131 and the engaging portion 171 are disengaged only by pressing the key 13. Meanwhile, in the process of pressing the key 13, the action reed of the microswitch 16 can be triggered, so that the state of the microswitch 16 is changed, and the control is convenient for a user.

Preferably, referring to fig. 3 and fig. 10 to 11, a waterproof jacket 121 is provided in the wire inlet 12, an outer wall of the waterproof jacket 121 abuts against an inner wall of the wire inlet 12, and an inner wall of the waterproof jacket 121 abuts against the cable 3; the end of the wire inlet 12 is also provided with a wire clamp 122, the wire clamp 122 comprises two clamping parts 1221 which can be locked by screws, and the inner wall of the clamping part 1221 is provided with anti-skid threads 12211 and a clamping block 12212; when the two clamping parts 1221 are locked, the clamping block 12212 is suitable for being clamped on the gun body 1, and the anti-skid lines 12211 are suitable for being abutted to the cable 3. By providing the waterproof jacket 121, the waterproof performance of the charging gun of the present invention can be further enhanced. And the two clamping parts 1221 can fix the cable 3 when locked, so that the reliability of the electrical connection between the cable 3 and the fixed female terminal 112 is ensured. The arrangement of the anti-slip patterns 12211 can further improve the fixing reliability of the cable 3, and prevents the sheath from being pulled out of the wire inlet 12 in the pulling process of the cable 3. Specifically, the wire clip 122 is clipped on the gun body 1 through the clipping block 12212.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims (10)

1. A quick-change charging gun, comprising:

the gun comprises a gun body, a gun head assembly and a cable for supplying power;

the gun body is provided with a power supply port and a wire inlet which are communicated with each other;

a fixed cover, a fixed female terminal and a fixed sleeve are sequentially arranged in the power supply port from inside to outside; the fixed sleeve is fixedly connected with the gun body, and a through hole for the fixed female terminal to be sleeved in is formed in the fixed sleeve; the fixed cover is fixedly connected with the fixed sleeve so as to fix the fixed female terminal between the fixed sleeve and the fixed cover; the cable is suitable for entering from the wire inlet and is electrically connected with the fixed female terminal;

the gun head assembly comprises a gun head and a male terminal, and the male terminal is fixedly connected to the gun head; the male terminal is provided with a first pin end and a second pin end, the first pin end is suitable for being plugged with an external electric female terminal, and the second pin end is suitable for being plugged with the fixed female terminal; the gun head is fixedly and detachably connected with the fixed sleeve.

2. The quick-change charging gun according to claim 1, characterized in that: the gun head is provided with a butt joint hole, the first contact pin end is located in the butt joint hole, and the butt joint hole is suitable for being in plug-in connection with the outer side wall of the external power utilization female terminal.

3. The quick-change charging gun according to claim 1, characterized in that: the gun head is connected with the fixed sleeve through screws.

4. The quick-change charging gun according to claim 1, characterized in that: the gun head assembly also comprises a blocking cover; a flange is arranged in the middle of the male terminal and divides the male terminal into a first pin end and a second pin end; the first pin end is suitable for penetrating through the gun head, and the second pin end is suitable for penetrating through the blocking cover; the blocking cover is fixedly connected with the gun body through screws, and the flange is abutted between the gun head and the blocking cover.

5. The quick-change charging gun according to claim 4, characterized in that: a first waterproof pad is arranged between the gun head and the blocking cover.

6. The quick-change charging gun according to claim 1, characterized in that: and a second waterproof pad is arranged between the gun head and the fixed sleeve.

7. The quick-change charging gun according to claim 1, characterized in that: the fixed cover is fixedly connected with the fixed sleeve through screws.

8. The quick-change charging gun according to claim 1, characterized in that: a third water-proofing cushion is arranged between the fixed sleeve and the gun body.

9. The quick-change charging gun according to claim 1, characterized in that: the gun body is provided with a key, the key is arranged on the gun body through a rotating shaft and a torsional spring, the key can rotate around the rotating shaft, and the key is provided with a hook part extending out of the gun body; the gun body is also provided with a microswitch which is electrically connected with the fixed female terminal; the action reed of the microswitch is suitable for being pressed by the key to change the state of the microswitch; the gun body is further connected with a dustproof cover through a soft rope, the dustproof cover is suitable for covering the gun head assembly, a clamping portion is further arranged on the dustproof cover, and the clamping hook portion is suitable for being clamped with the clamping portion.

10. The quick-change charging gun according to claim 1, characterized in that: a waterproof sleeve is arranged in the wire inlet, the outer wall of the waterproof sleeve is abutted against the inner wall of the wire inlet, and the inner wall of the waterproof sleeve is abutted against the cable; the end part of the wire inlet is also provided with a wire clamp, the wire clamp comprises two clamping parts which can be locked by screws, and the inner wall of each clamping part is provided with anti-skid grains and a clamping block; when the clamping parts are locked, the clamping blocks are suitable for being clamped on the gun body, and the anti-skid patterns are suitable for being abutted to the cables.

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