Small direct current charging gun

Abstract

The utility model discloses a small direct current charging gun which comprises a gun body and a gun head, the left side of the gun body is fixedly provided with the gun head through a bolt, the upper side of the gun body is rotatably connected with a rotating plate, the gun body is mutually connected with two metal shells, the two metal shells are locked through bolts, and the inner sides of the metal shells are provided with plastic parts. According to the small direct-current charging gun, the metal shell and the plastic part are matched and assembled to form a wire clamp structure, so that the protection effect of the cable can be effectively achieved, the situation that the sheath of the cable is broken and damaged due to friction between the cable and the metal shell in the long-time use process is avoided, and the use safety of the device is guaranteed; the clamping connection between the clamping block and the gun body and the nesting connection between the convex block and the clamping groove are matched, so that the stability after the gun body, the metal shell and the plastic part are assembled can be ensured, the appearance structure of the gun body conforms to the human engineering design, and the holding hand feeling of a user can be effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of charging guns, in particular to a small direct current charging gun. Background Art

[0002] As new energy vehicles are becoming increasingly popular, the demand for fast charging is increasing, which means that DC charging piles will usher in explosive growth, and DC charging guns, as the core components of fast charging piles, will also enter a stage of rapid development. The existing DC charging guns and cables are generally clamped and fixed by a wire clamp structure, and the existing wire clamp structure is mainly made of metal. During long-term use, the contact and friction between the cable and the wire clamp can easily cause damage to the outer skin of the cable, thereby affecting safety in use. To this end, in response to the above problems, a small DC charging gun is designed to better meet actual use needs. Summary of the invention

[0003] The purpose of the utility model is to provide a small DC charging gun to solve the problems raised in the above background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a small DC charging gun, comprising a gun body and a gun head, the gun head is fixed to the left side of the gun body by bolts, a rotating plate is rotatably connected to the upper side of the gun body, the gun body is connected to two metal shells, and the two metal shells are locked by bolts, and a plastic part is installed on the inside of the metal shell.

[0005] Preferably, a positioning sleeve is fixed to the right side of the gun head, and the positioning sleeve and the gun body are nested and connected. A connecting plate is also fixed to the upper end of the gun head, and the connecting plate and the gun body are nested and connected, and the connecting plate and the gun body can be locked by bolts. The connecting plate and the positioning sleeve are nested and installed with the gun body, which can provide auxiliary positioning for the assembly of the gun head and facilitate the assembly of the gun head and the gun body.

[0006] Preferably, a locking hook is fixed to the lower left end of the rotating plate, and a button is fixed to the upper right end of the rotating plate. Through the action of the button, it is convenient to apply force to the rotating plate to rotate the rotating plate, and with the action of the locking hook, it is convenient to lock the gun head after docking with the charging port, thereby effectively achieving an anti-slip effect.

[0007] Preferably, the rotating plate is fixedly connected to one end of a spring, and the other end of the spring is fixed in the gun body, and the action of the spring can provide a basic force for the automatic resetting of the rotating plate.

[0008] Preferably, a clamping block is fixed on the inner side of the metal shell, and the clamping block is snap-fitted to the gun body. A clamping groove is also provided on the inner side of the metal shell. The snap-fitting and positioning effect between the clamping block and the gun body ensures the stability of the connection between the metal shell and the gun body, and prevents the metal shell from rotating.

[0009] Preferably, a protrusion is fixed on the side of the plastic part close to the metal shell, and the protrusion and the card slot are nested and connected, and anti-skid teeth are evenly distributed on the concave side of the plastic part. The protrusion can facilitate the positioning and installation of the plastic part and the metal shell, and the anti-skid teeth can be used to achieve the anti-skid effect of the cable. The anti-skid teeth and the plastic part can protect the cable to avoid rupture and damage to the surface caused by friction between the cable and the metal shell.

[0010] Compared with the prior art, the beneficial effects of the utility model are as follows: the small DC charging gun, through the metal shell and the plastic parts assembled together to form a wire clamp structure, can effectively realize the protection of the cable, thereby avoiding the cable and the metal shell friction during long-term use to cause the cable sheath to be broken and damaged, ensuring the safety of the device, and the card connection between the card block and the gun body and the nested connection between the protrusion and the card slot can ensure the stability of the gun body, metal shell and plastic parts after assembly, and the gun body shape structure conforms to the ergonomic design, which can effectively improve the user's grip feel. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 This is a schematic diagram of the exploded three-dimensional structure of the overall composition of the device of the utility model;

[0012] Figure 2 This is a schematic diagram of the overall structure of the device of the utility model;

[0013] Figure 3 The utility model is a schematic diagram of a three-dimensional structure composed of a metal shell and a plastic part.

[0014] In the figure: 1. gun body; 2. gun head; 201. positioning sleeve; 202. connecting plate; 3. rotating plate; 301. locking hook; 302. button; 4. spring; 5. metal shell; 501. card block; 502. card slot; 6. plastic part; 601. bump; 602. anti-slip teeth. DETAILED DESCRIPTION

[0015] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0016] See also Figure 1-Figure 3The utility model provides a technical solution: a small DC charging gun, including a gun body 1 and a gun head 2, the gun head 2 is fixed to the left side of the gun body 1 by bolts, a rotating plate 3 is rotatably connected to the upper side of the gun body 1, the gun body 1 is connected to two metal shells 5, and the two metal shells 5 are locked by bolts, and a plastic part 6 is installed inside the metal shell 5.

[0017] A positioning sleeve 201 is also fixed to the right side of the gun head 2, and the positioning sleeve 201 and the gun body 1 are nested and connected. A connecting plate 202 is also fixed to the upper end of the gun head 2, and the connecting plate 202 and the gun body 1 are nested and connected, and the connecting plate 202 and the gun body 1 can be locked by bolts; a clamping block 501 is fixed to the inner side of the metal shell 5, and the clamping block 501 and the gun body 1 are snap-fitted, and a clamping groove 502 is also opened on the inner side of the metal shell 5; a protrusion 601 is fixed to the side of the plastic part 6 close to the metal shell 5, and the protrusion 601 and the clamping groove 502 are nested and connected, and anti-slip teeth 602 are evenly distributed on the concave side of the plastic part 6;

[0018] When assembling the entire charging gun, Figure 1-Figure 3 As shown, firstly, the cable is passed through the inside of the gun body 1 to connect with the gun head 2, and then the positioning sleeve 201 and the connecting plate 202 are nested with the gun body 1 to realize the positioning effect of the gun body 1 and the gun head 2, and the gun body 1 and the gun head 2 can be locked with the screws to ensure the stability of the connection between the gun body 1 and the gun head 2, and then the protrusion 601 and the card slot 502 are nested to realize the positioning assembly of the plastic part 6 and the metal shell 5, and then the card block 501 is engaged with the gun body 1 to realize the positioning assembly of the metal shell 5 and the gun body 1. At this time, the anti-slip teeth 602 on the plastic part 6 are in contact with the cable, and finally the two metal shells 5 are locked by bolts to realize the assembly of the whole device, and the stability of the whole device is ensured. After the assembly is completed, the cable can be protected by the plastic part 6 and the anti-slip teeth 602 to avoid the cable and the metal shell 5 from rubbing and causing the cable skin to be damaged, thereby ensuring the safety of the charging gun;

[0019] A lock hook 301 is fixed to the lower left end of the rotating plate 3, and a button 302 is fixed to the upper right end of the rotating plate 3; the rotating plate 3 is fixedly connected to one end of the spring 4, and the other end of the spring 4 is fixed in the gun body 1;

[0020] During use of the device, if Figure 1-Figure 3As shown, hold the gun body 1 and press the button 302. At this time, the spring 4 is forced to contract, so that the rotating plate 3 is forced to rotate, and then the locking hook 301 moves upward for a distance, which is convenient for the gun head 2 to be connected with the car charging port. After the gun head 2 is connected with the car charging port, release the button 302. At this time, the rotating plate 3 and the locking hook 301 can be automatically reset under the elastic action of the spring 4, so that the locking hook 301 can be engaged with the car charging port to achieve the locking effect, thereby preventing the gun head 2 from being separated from the car charging port during charging, and ensuring the stability of the connection between the gun head 2 and the car charging port. This is the working principle of this small DC charging gun.

[0021] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A small DC charging gun, comprising a gun body (1) and a gun head (2), characterized in that: A gun head (2) is fixed to the left side of the gun body (1) by means of bolts, a rotating plate (3) is rotatably connected to the upper side of the gun body (1), the gun body (1) and two metal shells (5) are connected to each other, and the two metal shells (5) are locked by means of bolts, and a plastic part (6) is installed inside the metal shell (5).

2. A small DC charging gun according to claim 1, characterized in that: A positioning sleeve (201) is also fixed to the right side of the gun head (2), and the positioning sleeve (201) and the gun body (1) are nested in connection. A connecting plate (202) is also fixed to the upper end of the gun head (2), and the connecting plate (202) and the gun body (1) are nested in connection, and the connecting plate (202) and the gun body (1) can be locked by means of bolts.

3. A small DC charging gun according to claim 1, characterized in that: A locking hook (301) is fixed to the lower left end of the rotating plate (3), and a button (302) is fixed to the upper right end of the rotating plate (3).

4. A small DC charging gun according to claim 1, characterized in that: The rotating plate (3) is fixedly connected to one end of the spring (4), and the other end of the spring (4) is fixed in the gun body (1).

5. A small DC charging gun according to claim 1, characterized in that: A clamping block (501) is fixed on the inner side of the metal shell (5), and the clamping block (501) is in clamping connection with the gun body (1). A clamping slot (502) is also provided on the inner side of the metal shell (5).

6. A small DC charging gun according to claim 1, characterized in that: A protrusion (601) is fixed on one side of the plastic part (6) close to the metal shell (5), and the protrusion (601) and the slot (502) are nested and connected. Anti-slip teeth (602) are evenly distributed on one side of the concave surface of the plastic part (6).

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