CN220934446U - Charging gun - Google Patents

Abstract

The application discloses a charging gun, comprising: gun shell, rifle head, terminal, clamp plate and trip spare, the rifle head install in the front end of gun shell, the rear end of gun shell passes through the wire and connects fills electric pile, the wire wear to establish in the gun shell and towards the rifle head direction extend with the terminal is connected, trip spare rotate install in the gun shell, just the one end of trip spare is relative the front end of gun shell stretches out, the clamp plate is inserted and is located in the rifle head, a plurality of half open-type's installation cavity have been seted up on the clamp plate, the installation cavity deviates from one side of gun shell is provided with the step portion, the terminal is inserted and is located in the installation cavity, just set up on the terminal with the step groove of the spacing locking of step portion cooperation. The terminal and the pressing plate are connected in a detachable mode, so that the terminal is easy to install and replace, and the maintenance cost is low.

Description

Charging gun

Technical Field

The application relates to the technical field of charging equipment, in particular to a charging gun.

Background

New energy automobiles are usually charged by a charging gun. The stability and reliability of the charging facility are important factors influencing the development of new energy automobiles. The charging gun generally comprises a gun shell, a gun head, a power terminal, a signal terminal, a clamping hook, a switch, a pressing plate and other components, and is mutually connected with the power terminal of the charging seat through the charging gun to realize charging. The rifle that charges is to carry out frequent multiple plug, and frequent plug leads to the terminal to drop not hard up, and current rifle that charges in order to guarantee the fastening of terminal, can adopt interference fit or integrative injection moulding's mode to fix it with the clamp plate usually, leads to the terminal wearing and tearing after, needs whole change, cost of maintenance is high. In addition, the charging gun usually comprises a resistance switch for controlling and detecting the state of the charging equipment and controlling the power supply state in advance, so that the resistance switch is usually matched with the lock catch, and the actual use environment of the charging gun is mostly outdoor, and if the charging gun encounters rainy and water accumulation, the safety accident can be possibly caused by insufficient protection level of the charging gun.

Disclosure of utility model

The aim of the embodiment of the application is that: the utility model provides a rifle charges, it can solve the above-mentioned problem that exists among the prior art, adopts the dismantlement to be connected between terminal and the clamp plate, easily installs and changes, cost of maintenance is low.

In order to achieve the above purpose, the application adopts the following technical scheme:

In one aspect, there is provided a charging gun comprising: gun shell, rifle head, terminal, clamp plate and trip spare, the rifle head install in the front end of gun shell, trip spare rotate install in the gun shell, just the one end of trip spare is relative the front end of gun shell stretches out, the clamp plate inserts and locates in the rifle head, a plurality of semi-open type's installation cavity has been seted up on the clamp plate, the installation cavity deviates from one side of gun shell is provided with the step portion, the terminal is inserted and is located in the installation cavity, just set up on the terminal with the step groove of the spacing locking of step portion cooperation.

Optionally, the gun further comprises a resistance switch, wherein the resistance switch is installed on the gun head, and a signal wire of the resistance switch penetrates through the gun head to extend into the gun shell.

Optionally, a sealing element is abutted between the resistance switch and the inner wall of the gun head, and the signal wire passes through the sealing element and extends into the gun shell.

Optionally, the horizontal both ends of step groove all are protruding to be equipped with spacing portion, spacing portion with step portion butt, and then restriction the terminal is in the removal stroke in the horizontal direction.

Optionally, a plurality of buckle parts are circumferentially arranged on the pressing plate, and buckle holes matched and clamped with the buckle parts are formed in the gun head.

Optionally, four mounting cavities are provided, and the four mounting cavities are arranged in a 2 x 2 array.

Optionally, the mounting cavity is cylindrical.

Optionally, the trip piece includes trip portion, pivot portion and the pressing portion that links to each other in proper order, the front end of trip portion stretches out the rifle shell and is located the top and the outside charging seat joint of rifle head, be provided with compression spring on the pivot portion, compression spring with the top butt of rifle head, the rifle shell seted up with pressing portion corresponding opening, be provided with on the opening with pressing portion butt's button.

Optionally, the gun further comprises a dust cover, wherein the dust cover is arranged at the front end of the gun head, and the dust cover is connected with the gun shell through a rope.

Optionally, a waterproof ring is arranged between the pressing plate and the gun head.

The beneficial effects of the application are as follows: the terminal is assembled on the pressing plate through the matching and clamping of the stepped groove formed on the pressing plate and the stepped part on the pressing plate, the terminal and the pressing plate are detachably mounted, when the terminal is worn and needs to be maintained, only the terminal is required to be detached singly for maintenance, so that the maintenance cost can be effectively saved; in addition, the signal wire of resistance switch passes the upper portion opening of rifle head through the sealing member and extends to the inside of rifle that charges, has guaranteed resistance switch's signal transmission, has guaranteed the sealed reliable of rifle that charges, has solved the problem of charging rifle hot plug effectively, has effectively prolonged the life of battery and charging stake, has improved sealed waterproof grade simultaneously, has avoided the security risk that probably takes place, has improved the safety in utilization and the reliability of charging the rifle.

Drawings

The application is described in further detail below with reference to the drawings and examples.

Fig. 1 is a schematic structural diagram of a charging gun according to an embodiment of the present application;

FIG. 2 is an exploded view of a charging gun according to an embodiment of the present application;

FIG. 3 is a schematic view of an assembly of a pressure plate and a terminal according to an embodiment of the present application;

FIG. 4 is a schematic view of a platen according to an embodiment of the present application;

fig. 5 is a schematic structural view of a terminal according to an embodiment of the present application;

Fig. 6 is a schematic structural diagram of a hook member according to an embodiment of the application.

In the figure:

1. A gun housing; 2. a gun head; 3. a terminal; 301. a step groove; 302. a limit part; 4. a pressing plate; 401. a mounting cavity; 402. a fastening part; 403. a step portion; 5. a hook member; 501. a hook part; 502. a rotating shaft portion; 503. a pressing part; 6. a resistance switch; 7. a seal; 8. a dust cover; 9. a rope; 10. a key; 11. a wire; 12. a waterproof ring; 13. an inner sleeve; 14. pressing into blocks; 15. pressing the block; 16. an elastic protective sleeve; 17. a warning paste; 18. compressing the spring.

Detailed Description

In order to make the technical problems solved by the present application, the technical solutions adopted and the technical effects achieved more clear, the technical solutions of the embodiments of the present application are described in further detail below, and it is obvious that the described embodiments are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.

In the description of the present application, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present application will be understood in specific cases by those of ordinary skill in the art.

In the present application, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

As shown in fig. 1 to 6, the present embodiment provides a charging gun, which includes: gun shell 1, rifle head 2, terminal 3, clamp plate 4 and trip piece 5, rifle head 2 install in the front end of gun shell 1, the rear end of gun shell 1 passes through wire 11 and connects the electric pile that fills, wire 11 wears to establish in the gun shell 1 and towards rifle head 2 direction extend with terminal 3 is connected, trip piece 5 rotate install in the gun shell 1, just the one end of trip piece 5 is relative the front end of gun shell 1 stretches out, clamp plate 4 inserts and locates in the rifle head 2, a plurality of semi-open type installation cavity 401 have been seted up on the clamp plate 4, one side that installation cavity 401 deviates from gun shell 1 is provided with step 403, terminal 3 inserts and locates in installation cavity 401, just set up on the terminal 3 with step 403 cooperation spacing locked step groove 301.

Based on the above scheme, the assembly steps are as follows: the terminal 3 is embedded into the mounting cavity 401 from the opening of the mounting cavity 401 through the matching of the step groove 301 and the step part 403, the terminal 3 can be preliminarily fixed in the mounting cavity 401 through the matching of the step groove 301 and the step part 403, after the terminal 3 and the pressing plate 4 are assembled, the pressing plate 4 is inserted into the gun head 2, the original semi-open mounting cavity 401 is converted into a sealed structure through the abutting connection of the inner wall of the gun head 2 and the opening of the mounting cavity 401, the terminal 3 is effectively mounted and fixed, the pressing plate 4 and the gun head 2 are fixed and then are mounted on the front end part of the gun shell 1, the terminal 3 and the pressing plate 4 are conveniently mounted in a detachable assembly mode in the assembly process, and meanwhile, the terminal 3 is convenient to detach, and only the clamped terminal 3 is detached from the pressing plate 4 independently when the service time of the terminal 3 is overlong and the terminal 3 is replaced with a new terminal 3. In addition, when in use, the charging seat is aligned and plugged through the gun head 2, then the rear end of the clamping hook piece 5 is pressed, so that the front end of the clamping hook piece 5 is relatively tilted, when the gun head 2 is completely plugged on the charging seat, the clamping hook piece 5 is released, the clamping hook piece 5 is reset, and the front end of the clamping hook piece is clamped with the charging seat to lock the charging gun on the charging seat.

Preferably, the gun further comprises a resistance switch 6, the resistance switch 6 is mounted on the gun head 2, a signal wire of the resistance switch 6 penetrates through the gun head 2 to extend into the gun shell 1, a sealing piece 7 is abutted between the resistance switch 6 and the inner wall of the gun head 2, and the signal wire penetrates through the sealing piece 7 to extend into the gun shell 1. The resistance switch 6 is used for controlling and detecting the state of the charging equipment, and because the charging equipment is generally arranged outdoors, the influence of rainy weather and the like is considered, in order to ensure the safety of the charging equipment, the sealing element 7 is abutted between the resistance switch 6 and the gun head 2, the signal wire on the resistance switch 6 passes through the sealing element 7 and extends to the inside of the gun shell 1, the sealing element 7 plays the role of abutting the sealing signal wire, the signal wire is prevented from being corroded by external water, the effectiveness of signal transmission of the resistance switch 6 is ensured, the running state of the charging equipment can be timely controlled through the resistance switch 6, and the safety in the charging process is ensured.

In some embodiments, the step groove 301 has an annular structure, two horizontal ends of the step groove are provided with a limiting portion 302, and the limiting portion 302 abuts against the step portion 403, so as to limit the movement stroke of the terminal 3 in the horizontal direction. When the step portion 403 is embedded in the step groove 301, the limiting portions 302 on both sides of the step groove 301 will respectively abut against both sides of the step portion 403, so as to clamp the terminal 3 in the mounting cavity 401, and meanwhile, the position of the terminal 3 in the horizontal direction is locked due to the limitation of the limiting portions 302 on the left and right sides, so that the relative displacement cannot occur.

In order to further improve the convenience of clamp plate 4 installation, adopt the mode equipment of joint between clamp plate 4 and the rifle head 2, specifically be provided with a plurality of buckle portion 402 on the clamp plate 4 circumference, set up on the rifle head 2 with buckle hole of buckle portion 402 cooperation joint, in order to ensure that buckle portion 402 can accurately block into on the buckle hole, set up guiding mechanism between clamp plate 4 and rifle head 2, ensure clamp plate 4 along the installation direction that sets for inserting in the rifle head 2 through guiding mechanism, when inserting completely, buckle portion 402 can accurately block into on the buckle hole and accomplish the locking between clamp plate 4 and the rifle head 2.

Optionally, at least four mounting cavities 401 are provided, four mounting cavities 401 are arranged in a2 x 2 array, two mounting cavities 401 are used for mounting female terminals 3, the female terminals 3 are in butt joint with male terminals 3 on the charging seat to complete current transmission, and the other two mounting cavities 401 are used for mounting signal terminals 3, and signal transmission between the charging seat and the charging seat is completed through the signal terminals 3. It should be noted that, through holes are correspondingly formed on the gun head 2 according to the number of the installed terminals 3, so that the terminals 3 can extend out relative to the gun head 2 to be connected with the male terminals 3 on the charging seat.

Furthermore, the mounting cavity 401 is cylindrical, and since the mounting cavity 401 is of a semi-open structure, the structure of the mounting cavity 401 particularly belongs to a semi-cylindrical shape, the purpose of designing the mounting cavity 401 into a semi-cylindrical structure is to improve the mounting inclusion thereof, and the design size of the mounting cavity 401 can be adjusted according to the size of the terminal 3, so that the terminal 3 can be stably embedded in the mounting cavity 401, the corresponding structure of the mounting cavity 401 does not need to be designed according to the specific shape structure of each terminal 3, and the universality of the mounting cavity 401 is greatly improved.

In some embodiments, the hook 5 includes a hook 501, a rotating shaft 502 and a pressing part 503 that are sequentially connected, the front end of the hook 501 extends out of the gun case 1 and is located above the gun head 2 and is clamped with an external charging seat, the rotating shaft 502 is provided with a compression spring 18, the compression spring 18 is abutted to the top of the gun head 2, the gun case 1 is provided with an opening corresponding to the pressing part 503, the opening is provided with a button 10 abutted to the pressing part 503, the pressing part 503 is driven to move downward by pressing the button 10, the compression spring 18 is extruded by taking the rotating shaft 502 as a fulcrum, the hook 501 is lifted upward, after the gun head 2 and the charging seat are completely inserted, the button 10 is released, the hook 501 is rapidly reset and clamped with the charging seat under the elastic force of the compression spring 18, and the compression spring 18 can always make the hook 501 in a state locked with the charging seat by self elastic force.

Meanwhile, in order to improve the stability of the connection state of the hook portion 501 and the charging seat, a magnetic attraction portion is arranged between the hook portion 501 and the rotating shaft portion 502, a magnet is arranged at a position corresponding to the gun head 2, and the hook portion 501 always has a downward movement trend through the magnetic attraction effect of the magnetic attraction portion and the magnet.

In addition, the guide hole has been seted up to pressing part 503, and button 10 epirelief is equipped with the guide post of guiding with the cooperation of guide hole, through the direction cooperation of guide hole and guide post, can guarantee that button 10 is accurately installed pressing part 503's top, can also provide the effect of a guide for the synchronous motion of button 10 and pressing part 503 both simultaneously.

Preferably, the gun further comprises a dust cover 8, wherein the dust cover 8 is arranged on the front end of the gun head 2, and the dust cover 8 is connected with the gun shell 1 through a rope 9. When the rifle that charges is in idle state, in order to avoid dust or other pollutants to get into rifle head 2 pollution terminal 3, can cover shield 8 for the inner space of rifle head 2 is in the state of relative seal, effectively dustproof, simultaneously because shield 8 is detachable, in order to avoid shield 8's endless to lose, the rear end connection of shield 8 and rifle shell 1 through rope 9, also can hang on the rifle that charges through rope 9 when shield 8 is dismantled like this, also can be more convenient when using again.

It should be noted that a waterproof ring 12 is disposed between the pressing plate 4 and the inner wall of the gun head 2.

Optionally, an inner sleeve 13 is embedded at the front end part of the gun head 2, a sealing ring is arranged between the inner sleeve 13 and the gun head 2, a detachable upper pressing block 14 and a detachable lower pressing block 15 are arranged at the rear end part of the gun shell 1, a clamping position capable of clamping the wire 11 is limited between the upper pressing block 14 and the lower pressing block 15, and an elastic protection sleeve 16 is further arranged between the wire 11 and the upper pressing block 14 and between the wire 11 and the lower pressing block 15, so that abrasion of the wire 11 is avoided.

In order to improve the use safety of the charging gun, a warning patch 17 is stuck to the top position of the gun shell 1, which is close to the gun head 2, and the warning patch 17 is stuck to the conspicuous position of the charging gun, so that a user can be reminded of normal operation, and the occurrence of safety accidents is reduced.

In the description herein, it should be understood that the terms "upper," "lower," "left," "right," and the like are merely for convenience of description and to simplify the operation, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the application. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for providing a special meaning.

In the description herein, reference to the term "one embodiment," "an example," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in the foregoing embodiments, and that the embodiments described in the foregoing embodiments may be combined appropriately to form other embodiments that will be understood by those skilled in the art.

The technical principle of the present application is described above in connection with the specific embodiments. The description is made for the purpose of illustrating the general principles of the application and should not be taken in any way as limiting the scope of the application. Other embodiments of the application will be apparent to those skilled in the art from consideration of this specification without undue burden.

Claims (10)

1. A charging gun, comprising: gun shell (1), rifle head (2), terminal (3), clamp plate (4) and trip piece (5), rifle head (2) install in the front end of gun shell (1), trip piece (5) rotate install in gun shell (1), just the one end of trip piece (5) is relative the front end of gun shell (1) stretches out, clamp plate (4) are inserted and are located in rifle head (2), a plurality of semi-open type installation cavity (401) have been seted up on clamp plate (4), one side that installation cavity (401) deviate from gun shell (1) is provided with step portion (403), terminal (3) are inserted and are located in installation cavity (401), just set up on terminal (3) with step groove (301) of spacing locking of step portion (403) cooperation.

2. The charging gun according to claim 1, further comprising a resistance switch (6), the resistance switch (6) being mounted on the gun head (2), and a signal line of the resistance switch (6) extending through the gun head (2) to the inside of the gun case (1).

3. The charging gun according to claim 2, characterized in that a sealing member (7) is abutted between the resistance switch (6) and the inner wall of the gun head (2), and the signal wire extends into the gun housing (1) through the sealing member (7).

4. The charging gun according to claim 1, wherein both horizontal ends of the step groove (301) are provided with a limiting portion (302) in a protruding manner, and the limiting portion (302) abuts against the step portion (403) to thereby limit the movement stroke of the terminal (3) in the horizontal direction.

5. The charging gun according to any one of claims 1-4, wherein a plurality of fastening parts (402) are circumferentially arranged on the pressing plate (4), and fastening holes which are matched and clamped with the fastening parts (402) are formed in the gun head (2).

6. A charging gun according to any one of claims 1-4, characterized in that four of the mounting cavities (401) are provided, the four mounting cavities (401) being arranged in a 2 x 2 array.

7. A charging gun according to any of claims 1-4, characterized in that the mounting cavity (401) is cylindrical.

8. The charging gun according to any one of claims 1-4, wherein the hook member (5) comprises a hook portion (501), a rotating shaft portion (502) and a pressing portion (503) which are sequentially connected, the front end of the hook portion (501) extends out of the gun case (1) and is located above the gun head (2) to be clamped with an external charging seat, a compression spring (18) is arranged on the rotating shaft portion (502), the compression spring (18) is abutted to the top of the gun head (2), an opening corresponding to the pressing portion (503) is formed in the gun case (1), and a key (10) abutted to the pressing portion (503) is arranged on the opening.

9. The charging gun according to any one of claims 1-4, further comprising a dust cover (8), said dust cover (8) being provided over the front end of said gun head (2), and said dust cover (8) being connected to said gun housing (1) by means of a cord (9).

10. The charging gun according to any one of claims 1-4, characterized in that a waterproof ring (12) is arranged between the pressure plate (4) and the gun head (2).