CN220306576U - Dustproof device of charging seat - Google Patents

Abstract

The utility model relates to a new energy automobile technical field especially relates to a dust keeper of charging seat, include the lid that articulates with the preceding shell of charging seat and be connected, the preceding shell of charging seat is provided with joint mechanism and mounting hole respectively with the lid in articulated position relative one side, is equipped with labyrinth locking mechanism and self-locking mechanism in the mounting hole, self-locking mechanism include with the buckle body of joint mechanism matching joint and at the orbital slidable swing member of labyrinth locking mechanism. According to the technical scheme, the pressing cover body is pressed to enable the swinging rod piece to be positioned at different positions of the labyrinth locking mechanism, so that the clamping buckle body is clamped or the clamping mechanism is released; through the mutually supporting of joint mechanism, self-locking mechanism and maze locking mechanism, only through pressing can realize opening or closing of lid, easy operation has solved the comparatively loaded down with trivial details problem of shield operation when opening or closing.

Description

Dustproof device of charging seat

Technical Field

The disclosure relates to the technical field of new energy automobiles, in particular to a dustproof device of a charging seat.

Background

The existing electric appliances are used outdoors, so that a common electrified socket is provided with a waterproof and dustproof cover, for example, a charging socket of an electric automobile is required to be provided with a dustproof cover to prevent water and dust for the charging socket. At present, a dust cover of a charging seat of a new energy automobile is generally closed and opened in a buckle locking mode, a rotating shaft and a card are required to be assembled in the mode, and when the charging seat is opened, the buckle is required to be turned manually to unlock the charging seat, and then the dust cover is lifted; when the anti-dust lock is closed, the anti-dust cover is firstly buckled in a rotating way, and then the anti-dust cover is locked by the overturning buckle, so that the operation is complicated.

Disclosure of Invention

The embodiment of the disclosure provides a dustproof device of a charging seat, so as to at least partially solve the problem that a dustproof cover is complicated to operate when being opened or closed.

The specific technical scheme provided by the embodiment of the disclosure is as follows:

the present disclosure proposes a dust keeper of charging seat for the front end of charging seat front housing is sealed, includes: the charging seat comprises a charging seat front shell, a charging seat cover and a charging seat cover, wherein the charging seat front shell is hinged to the charging seat front shell, a clamping mechanism and a mounting hole are formed in one side, opposite to the hinging position, of the charging seat front shell, a fixed labyrinth locking mechanism and a self-locking mechanism capable of sliding in the mounting hole are arranged in the mounting hole, the self-locking mechanism comprises a buckle body matched with the clamping mechanism in a clamping manner, and a swinging rod piece which is configured to be slidable in a track of the labyrinth locking mechanism, and the charging seat front shell is arranged at different positions of the labyrinth locking mechanism through pressing the charging seat front shell and the charging seat front shell, and the self-locking mechanism can be clamped or released by the self-locking mechanism.

Preferably, the clamping mechanism comprises a center arranged on the cover body, and the center comprises a lock rod and a lock head which are integrally connected; the buckle body comprises a mounting plate and an elastic claw arranged at the top of the mounting plate, the lock head is in butt joint with the top of the mounting plate when the cover body is in a closed state, and the elastic claw is clamped on the lock head to lock the cover body.

Preferably, the two elastic claws are oppositely arranged, and the distance between the two elastic claws is larger than the diameter of the lock head in a natural state and larger than the aperture of the mounting hole; when the lock head is abutted to the mounting plate and pressed down, the elastic claw enters the mounting hole and is extruded by the inner wall of the mounting hole, so that the elastic claw moves towards the lock head and is clamped with the lock head.

Preferably, the self-locking mechanism further comprises an elastic body, one end of the elastic body is connected with the buckle body, and the other end of the elastic body is connected with the bottom wall of the mounting hole; the elastic body elastically supports the buckle body and can drive the buckle body to move along the extending direction of the mounting hole.

Preferably, the swing rod piece comprises a rod body, a first rotating shaft and a second rotating shaft, wherein the first rotating shaft and the second rotating shaft are respectively arranged on the opposite sides of the rod body, the first rotating shaft is rotationally connected with the mounting plate, and the second rotating shaft is inserted into the labyrinth locking mechanism and is connected with the labyrinth locking mechanism; the labyrinth locking mechanism comprises a labyrinth guide plate arranged on the inner wall of the mounting hole and a locking block arranged in the labyrinth guide plate, and a labyrinth guide groove is formed between the labyrinth guide plate and the locking block so as to enable the second rotating shaft to circularly slide along the labyrinth guide groove.

Preferably, the elastic body is a spring, a fixing hole is formed in the bottom of the mounting hole, and the bottom end of the spring is arranged in the fixing hole and is fixed.

Preferably, a hinge part is arranged on one side of the cover body opposite to the clamping mechanism, a hinge seat corresponding to the hinge part is arranged on the front shell of the charging seat, and the hinge part is hinged with the hinge seat so that the cover body can be rotatably arranged at the front end of the front shell of the charging seat; the hinge seat comprises ear plates which are arranged in pairs and at intervals, and the hinge part is arranged between the two ear plates and is connected with the hinge seat through a rotating shaft.

Preferably, locking plates are respectively sleeved at two ends of the rotating shaft, grooves matched with the locking plates are respectively formed in the outer wall of the rotating shaft, and the locking plates are clamped into the grooves to lock the rotating shaft.

Preferably, a flange is formed on one side of the cover body facing the front shell of the charging seat in an outward protruding manner along the outer circumference of the cover body, an inner cavity is formed between the flange and the surface of the cover body, and a convex ring matched with the flange is arranged on the front end surface of the front shell of the charging seat; and when the cover body is in a locked state, the convex ring is inserted into the inner cavity, and the outer wall of the convex ring is abutted against the inner wall of the flange.

Preferably, the dustproof device further comprises a sealing ring, the sealing ring is arranged in the inner cavity, and in the locked state of the cover body, the convex ring is inserted into the inner cavity, and the end face of the top end of the convex ring is abutted against the sealing ring.

The beneficial effects of the present disclosure are as follows:

through set up joint mechanism and mounting hole respectively on charging seat front housing and lid to set up labyrinth locking mechanism, with the buckle body of joint mechanism matching joint and the slidable swing member in labyrinth locking mechanism's track in the mounting hole, through pressing the lid, make the swing member be in labyrinth locking mechanism's different positions, thereby make buckle body joint or release joint mechanism. Through the mutually supporting of joint mechanism, self-locking mechanism and maze locking mechanism, only through pressing can realize opening or closing of lid, easy operation has solved the comparatively loaded down with trivial details problem of shield operation when opening or closing.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present disclosure, the drawings that are needed in the description of the embodiments will be briefly described below, it will be apparent that the drawings in the following description are only some embodiments of the present disclosure, and that other drawings may be obtained according to these drawings without inventive effort to a person of ordinary skill in the art.

Fig. 1 is a schematic view of the structure of the present disclosure in an open state;

FIG. 2 is a schematic view of a part of a perspective structure of the present disclosure in an opened state;

FIG. 3 is an enlarged schematic view of the portion A in FIG. 2;

FIG. 4 is a schematic view of the structure of the cap and seal ring of the present disclosure;

FIG. 5 is a schematic view of the structure of the present disclosure in a closed state;

FIG. 6 is a schematic view of a partial perspective structure of the present disclosure in a closed state;

FIG. 7 is an enlarged schematic view of the portion B of FIG. 6;

FIG. 8 is a schematic diagram highlighting the construction of a labyrinth locking mechanism of the present disclosure;

FIG. 9 is a schematic diagram of the self-locking mechanism of the present disclosure;

FIG. 10 is a schematic view of the swing link of FIG. 9;

FIG. 11 is a schematic view of a structure of a clamping mechanism of the present disclosure;

fig. 12 is a schematic view highlighting the structure of the spindle and locking tab of the present disclosure.

Reference numerals:

1. a charging seat front case; 11. a hinge base; 111. ear plates; 12. a mounting hole; 121. a fixing hole; 13. a convex ring; 2. a cover body; 21. a hinge part; 22. a flange; 3. a clamping mechanism; 31. a fixing plate; 32. a center; 321. a lock lever; 322. a lock head; 4. a self-locking mechanism; 41. an elastomer; 42. a buckle body; 421. a mounting plate; 422. an elastic claw; 43. swinging the rod piece; 431. a rod body; 432. a first rotating shaft; 433. a second rotating shaft; 5. a labyrinth locking mechanism; 51. labyrinth guide plates; 52. a locking piece; 53. labyrinth guide grooves; 54. a locking groove; 55. a limiting block; 6. a rotating shaft; 61. a groove; 7. a locking plate; 8. and (3) sealing rings.

Detailed Description

The preferred embodiments of the present disclosure will be described below with reference to the accompanying drawings of the specification, it being understood that the preferred embodiments described herein are for illustration and explanation only, and are not intended to limit the present disclosure, and embodiments of the present disclosure and features of the embodiments may be combined with each other without conflict.

The present embodiment provides a dustproof device for a charging seat, which is used for sealing the front end of a front shell 1 of the charging seat, as shown in fig. 1 to 12, and comprises a cover body 2 hinged with the front shell 1 of the charging seat, wherein a clamping mechanism 3 and a mounting hole 12 are respectively arranged on opposite sides of the hinged positions of the front shell 1 and the cover body 2 of the charging seat, a fixed labyrinth locking mechanism 5 and a self-locking mechanism 4 capable of sliding in the mounting hole 12 are arranged in the mounting hole 12, the self-locking mechanism 4 can comprise a buckle body 42 matched and clamped with the clamping mechanism 3, and a swinging rod piece 43 capable of sliding in a track of the labyrinth locking mechanism 5, the cover body 2 enables the self-locking mechanism 4 to be positioned at different positions of the labyrinth locking mechanism 5 by pressing, and enables the self-locking mechanism 4 to be clamped or released from the clamping mechanism 3.

In this embodiment, the cover 2 is rotatably disposed on the front charging seat shell 1, the cover 2 is provided with a clamping mechanism 3, and the front charging seat shell 1 is provided with a mounting hole 12, for example, may be rectangular hole-shaped; the inner wall surface of the mounting hole 12 is provided with a labyrinth lock mechanism 5, and a self-locking mechanism 4 which is provided in the mounting hole 12 and is slidable in the mounting hole 12 in the extending direction of the mounting hole 12. The self-locking mechanism 4 comprises a buckle body 42 and a swinging rod piece 43, wherein the buckle body 42 is arranged in the mounting hole 12, the swinging rod piece 43 is arranged between the buckle body 42 and the labyrinth locking mechanism 5, one end of the swinging rod piece 43 is connected with the buckle body 42, and the other end of the swinging rod piece can be inserted into a track of the labyrinth locking mechanism 5 and can slide in the track.

In the actual use process, by pressing the cover body 2, one end of the swinging rod piece 43, which is positioned in the track of the labyrinth locking mechanism 5, slides in the track and is positioned at different positions of the labyrinth locking mechanism 5, and the buckle body 42 is in clamping connection with or releases the clamping connection mechanism 3, so that the cover body 2 is opened or closed on the front shell 1 of the charging seat.

According to the above technical scheme, through set up joint mechanism 3 and mounting hole 12 respectively on charging seat front housing 1 and lid 2 to set up labyrinth locking mechanism 5 in mounting hole 12, with the buckle body 42 of joint mechanism 3 matching and the slidable swing member 43 in labyrinth locking mechanism 5's track, through pressing lid 2, make swing member 43 be in labyrinth locking mechanism 5's different positions, thereby make buckle body 42 joint or release joint mechanism 3. Through the mutually supporting of joint mechanism 3, self-locking mechanism 4 and maze locking mechanism 5, only through pressing can realize opening of lid 2, easy operation has solved the comparatively loaded down with trivial details problem of shield operation when opening or closing.

In some embodiments, the clamping mechanism 3 comprises a tip 32 arranged on the cover body 2, and the tip 32 comprises a lock rod 321 and a lock head 322 which are integrally connected; the buckle body 42 comprises a mounting plate 421 and an elastic claw 422 arranged at the top of the mounting plate 421, when the cover body 2 is in a closed state, the lock head 322 is abutted against the top of the mounting plate 421, and the elastic claw 422 is clamped on the lock head 322 to lock the cover body 2. The cover body 2 can be further provided with a fixing plate 31, the clamping mechanism 3 is arranged on one side of the fixing plate 31 facing the charging seat front shell 1, one end of the locking rod 321 is connected with the mounting plate 421, and the other end is connected with the lock head 322. In this embodiment, the locking head 322 may be arranged in an inverted trapezoid shape, and the other end of the locking rod 321 is connected to the long side of the locking head 322. The mounting panel 421 can be rectangular plate-shaped setting, and the mounting panel 421 inserts in the mounting hole 12 and is parallel to each other with the axis of mounting hole 12, and elasticity jack catch 422 sets up on the top of mounting panel 421, through pressing lid body 2, with tapered end 322 and the top looks butt of mounting panel 421, and mounting panel 421 moves down under the atress, and the one end that swinging rod piece 43 is located the track of maze locking mechanism 5 slides and carries out spacingly in the track simultaneously, and the jack catch card is at the top of tapered end 322 this moment, locks joint mechanism 3, and then makes lid body 2 closed. The setting like this, the assembly is simple, and after buckle body 42 and joint mechanism 3 joint, can avoid lid 2 to break away from with charging seat front housing 1, leads to lid 2's dustproof waterproof effect to become invalid, improves the reliability of device. It should be noted that, the fixing plate 31 may be integrally formed with the cover body 2, so that high quality product production may be realized, the defect rate of the product may be reduced, the number of parts may be reduced, and the reliability and stability of the product may be improved.

In some embodiments, two elastic claws 422 are oppositely arranged, and the distance between the two elastic claws 422 is larger than the diameter of the lock head 322 and larger than the aperture of the mounting hole 12 in a natural state; when the lock head 322 abuts against the mounting plate 421 and is pressed down, the elastic claw 422 enters the mounting hole 12 and is pressed by the inner wall of the mounting hole 12, so that the elastic claw 422 moves towards the lock head 322 and is clamped with the lock head 322. The elastic claw 422 has certain flexibility, so when the cover body 2 is pressed, the lock head 322 is abutted against the top of the mounting plate 421 and continuously moves downwards, and at the moment, the elastic claw 422 enters the mounting hole 12 and is extruded by the inner wall of the mounting hole 12 to shrink inwards, and meanwhile, the elastic claw 422 moves towards all directions and is clamped with the top of the lock head 322. The device can achieve the effect of locking or releasing according to the deformation of the device, and has the advantages of simple structure and flexible operation.

In some embodiments, the self-locking mechanism 4 further comprises an elastic body 41, one end of the elastic body 41 is connected with the buckle body 42, and the other end is connected with the bottom wall of the mounting hole 12; the elastic body 41 elastically supports the buckle body 42 and can drive the buckle body 42 to move along the extending direction of the mounting hole 12. By pressing the cover body 2, the lock head 322 is abutted against the top of the mounting plate 421, the mounting plate 421 moves downward under the action of the force, and the elastic body 41 is compressed; one end of the swinging rod piece 43 located in the track of the labyrinth locking mechanism 5 slides in the track and limits, at this time, the claw is clamped at the top end of the lock head 322, the elastic body 41 gives a continuous upward force to the mounting plate 421, so that the swinging rod piece 43 is continuously limited, the clamping mechanism 3 is locked, and the cover body 2 is further closed. When the cover 2 needs to be opened, the cover 2 is pressed again, one end of the swinging rod piece 43 located in the track of the labyrinth locking mechanism 5 slides in the track to release the limit, the elastic body 41 gives the mounting plate 421 a continuous upward force, the mounting plate 421 is elastically supported, the self-locking mechanism 4 is restored to the initial position, and meanwhile, the buckle body 42 releases the clamping mechanism 3 to open the cover 2. The elastic body 41 generates a reaction force to the outside, so that the buckle body 42 can be elastically supported when the cover body 2 is pressed, thereby ensuring the reliability and the transmission stability of the device when in use.

In some embodiments, the swing rod 43 includes a rod 431 and a first rotating shaft 432 and a second rotating shaft 433 disposed at opposite sides of the rod 431, the first rotating shaft 432 is rotatably connected to the mounting plate 421, and the second rotating shaft 433 is inserted into and connected to the labyrinth locking mechanism 5; the labyrinth locking mechanism 5 includes a labyrinth guide plate 51 provided on the inner wall of the mounting hole 12 and a lock piece 52 provided in the labyrinth guide plate 51, and a labyrinth guide groove 53 is formed between the labyrinth guide plate 51 and the lock piece 52 for the second rotating shaft 433 to circularly slide along the labyrinth guide groove 53. In this embodiment, the second rotating shaft 433 can be inserted into the labyrinth guide groove 53 and slid, and when the second rotating shaft 433 slides to the bottom of the locking piece 52 along the labyrinth guide groove 53, the second rotating shaft 433 pushes the mounting plate 421 upward through the elastic body 41 to lock the second rotating shaft 433 with the locking piece 52. Further, a locking groove 54 may be formed at the bottom of the locking piece 52, and a limiting block 55 is formed on the groove wall of the labyrinth guiding groove 53, where the limiting block 55 is located below the locking groove 54 and spaced from each other. When the second rotating shaft 433 slides to the bottom end of the locking piece 52 along the labyrinth guide groove 53, the limiting block 55 abuts against the second rotating shaft 433 and pushes the mounting plate 421 upwards through the elastic body 41 to drive the second rotating shaft 433 to slide into the locking groove 54, so that the elastic claw 422 and the locking head 322 are locked, and the cover 2 is closed. The cover body 2 is pressed again, the second rotating shaft 433 is separated from the locking groove 54, and the second rotating shaft is sideslip into the labyrinth guide groove 53 through the limiting block 55, and the mounting plate 421 is driven to move upwards through the elastic body 41 for resetting, so that the cover body 2 is opened. The arrangement is that the self-locking mechanism 4 and the labyrinth locking mechanism 5 are mutually matched, the opening and locking actions of the cover body 2 are realized only by pressing, the operation is simple, and the working efficiency is improved. Meanwhile, the self-locking mechanism 4 can be ensured not to be unhooked in the locking state, so that the cover body 2 is locked and fails, and the reliability of the device is further improved.

In some embodiments, the elastic body 41 is a spring, the bottom of the mounting hole 12 is provided with a fixing hole 121, and the bottom end of the spring is disposed in the fixing hole 121 and fixed. One end of the spring is fixedly connected with the mounting plate 421, and the other end of the spring is inserted into the fixing hole 121 and fixed, so that the spring can be prevented from being ejected from the mounting hole 12 when the spring is restored to a natural state from a compressed state, and the reliability of the device is improved. Meanwhile, the spring is easy to deform, high in elasticity, stable in acting force and low in cost, and can effectively control the cost and improve the economic benefit.

In some embodiments, a hinge part 21 is arranged on one side of the cover body 2 opposite to the clamping mechanism 3, a hinge seat 11 corresponding to the hinge part 21 is arranged on the charging seat front shell 1, and the hinge part 21 is hinged with the hinge seat 11 so that the cover body 2 can be rotatably arranged at the front end of the charging seat front shell 1; the hinge seat 11 includes paired and spaced-apart ear plates 111, and the hinge portion 21 is disposed between the two ear plates 111 and connected to the hinge seat 11 through the rotation shaft 6. The cover body 2 is arranged on the front shell 1 of the charging seat through the hinging rotation of the hinging part 21 and the hinging seat 11, and is clamped or separated with the clamping mechanism 3 through the self-locking mechanism 4, so that the cover body 2 is in a locking state or an opening state. Two ear plates 111 are all arranged on the end face of the charging seat front shell 1, a hinge part 21 is inserted between the two ear plates 111, and a rotating shaft 6 sequentially penetrates through the ear plates 111 and the hinge part 21 so as to hinge the cover body 2 with the charging seat front shell 1. Through the mode of bearing connection, simple structure has higher intensity, can bear great load, and bearing connection's coefficient of friction is little, can improve transmission efficiency.

In some embodiments, locking plates 7 are respectively sleeved at two ends of the rotating shaft 6, grooves 61 matched with the locking plates 7 are respectively formed on the outer walls of the rotating shaft 6, and the locking plates 7 are clamped into the grooves 61 to lock the rotating shaft 6. In this embodiment, the rotating shaft 6 may be cylindrical, and the outer walls at two ends of the rotating shaft 6 are respectively provided with a groove 61, and the locking plate 7 is clamped in the grooves 61, so as to prevent the rotating shaft 6 from generating axial displacement in the rotating process to separate from the ear plate 111, thereby further improving the reliability of the device.

In some embodiments, a flange 22 is formed on one side of the cover body 2 facing the charging seat front shell 1 along the outer circumference of the cover body 2 in an outward protruding way, an inner cavity is formed between the flange 22 and the surface of the cover body 2, and a convex ring 13 matched with the flange 22 is arranged on the front end surface of the charging seat front shell 1; in the locked state of the cover 2, the collar 13 is inserted into the cavity and the outer wall of the collar 13 abuts against the inner wall of the flange 22. When the cover body 2 is in a locking state, the flange 22 is abutted on the charging seat front shell 1 towards the end face of the charging seat front shell 1, the convex ring 13 is inserted into the inner cavity, and the outer wall of the convex ring 13 is abutted with the inner wall of the flange 22, so that the cover body 2 realizes waterproof and dustproof sealing, and the reliability of the device is improved.

In some embodiments, the dust-proof device further comprises a sealing ring 8, the sealing ring 8 is arranged in the inner cavity, the convex ring 13 is inserted into the inner cavity in the locked state of the cover body 2, and the end face of the top end of the convex ring 13 is abutted against the sealing ring 8. The sealing ring 8 is arranged in the inner cavity in a surrounding way, so that the waterproof and dustproof effects of the charging seat are further improved through the sealing ring 8.

While the preferred embodiments of the present disclosure have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the following claims be interpreted as including the preferred embodiments and all such alterations and modifications as fall within the scope of the disclosure.

It will be apparent to those skilled in the art that various modifications and variations can be made to the disclosed embodiments without departing from the spirit and scope of the disclosed embodiments. Thus, given that such modifications and variations of the disclosed embodiments fall within the scope of the claims of the present disclosure and their equivalents, the present disclosure is also intended to encompass such modifications and variations.

Claims (10)

1. A dust keeper of charging seat for the front end seal of charging seat front housing (1), characterized in that, it includes: the novel charging device comprises a cover body (2) hinged with a charging seat front shell (1), wherein a clamping mechanism (3) and a mounting hole (12) are respectively arranged on one side, opposite to the hinged position, of the charging seat front shell (1) and the cover body (2), a fixed labyrinth locking mechanism (5) and a self-locking mechanism (4) capable of sliding in the mounting hole (12) are arranged in the mounting hole (12), the self-locking mechanism (4) comprises a clamping body (42) matched and clamped with the clamping mechanism (3), and a swinging rod piece (43) capable of sliding in a track of the labyrinth locking mechanism (5), and the cover body (2) enables the self-locking mechanism (4) to be positioned at different positions of the labyrinth locking mechanism (5) through pressing, and enables the self-locking mechanism (4) to be clamped or released from the clamping mechanism (3).

2. The dust-proof device of a charging stand according to claim 1, characterized in that the clamping mechanism (3) comprises a tip (32) arranged on the cover body (2), the tip (32) comprises a lock rod (321) and a lock head (322) which are integrally connected; the buckle body (42) comprises a mounting plate (421) and an elastic claw (422) arranged at the top of the mounting plate (421), the lock head (322) is abutted to the top of the mounting plate (421) when the cover body (2) is in a closed state, and the elastic claw (422) is clamped on the lock head (322) to lock the cover body (2).

3. The dust-proof device of a charging stand according to claim 2, wherein two elastic claws (422) are oppositely arranged, and the distance between the two elastic claws (422) is larger than the diameter of the lock head (322) and larger than the aperture of the mounting hole (12) in a natural state; when the lock head (322) abuts against the mounting plate (421) and is pressed down, the elastic claw (422) enters the mounting hole (12) and is extruded by the inner wall of the mounting hole (12), so that the elastic claw (422) moves towards the lock head (322) and is clamped with the lock head (322).

4. The dust-proof device of a charging stand according to claim 2, characterized in that the self-locking mechanism (4) further comprises an elastic body (41), one end of the elastic body (41) is connected with the buckle body (42), and the other end is connected with the bottom wall of the mounting hole (12); the elastic body (41) elastically supports the buckle body (42) and can drive the buckle body (42) to move along the extending direction of the mounting hole (12).

5. The dust-proof device of a charging stand according to claim 4, wherein the swinging rod (43) comprises a rod body (431) and a first rotating shaft (432) and a second rotating shaft (433) which are respectively arranged at opposite sides of the rod body (431), the first rotating shaft (432) is rotatably connected with the mounting plate (421), and the second rotating shaft (433) is inserted into the labyrinth locking mechanism (5) and connected with the labyrinth locking mechanism; the labyrinth locking mechanism (5) comprises a labyrinth guide plate (51) arranged on the inner wall of the mounting hole (12) and a locking block (52) arranged in the labyrinth guide plate (51), and a labyrinth guide groove (53) is formed between the labyrinth guide plate (51) and the locking block (52) so as to enable the second rotating shaft (433) to circularly slide along the labyrinth guide groove (53).

6. The dustproof device of the charging stand according to claim 4, wherein the elastic body (41) is a spring, a fixing hole (121) is formed in the bottom of the mounting hole (12), and the bottom end of the spring is arranged in the fixing hole (121) and fixed.

7. The dustproof device of the charging seat according to claim 1, characterized in that a hinge part (21) is arranged on one side, opposite to the clamping mechanism (3), of the cover body (2), a hinge seat (11) corresponding to the hinge part (21) is arranged on the front charging seat shell (1), and the hinge part (21) is hinged with the hinge seat (11) so that the cover body (2) is rotatably arranged at the front end of the front charging seat shell (1); the hinge seat (11) comprises ear plates (111) which are arranged in pairs and at intervals, and the hinge part (21) is arranged between the two ear plates (111) and is connected with the hinge seat (11) through a rotating shaft (6).

8. The dustproof device of the charging seat according to claim 7, wherein locking plates (7) are respectively sleeved at two ends of the rotating shaft (6), grooves (61) matched with the locking plates (7) are respectively formed in the outer wall of the rotating shaft (6), and the locking plates (7) are clamped into the grooves (61) to lock the rotating shaft (6).

9. The dustproof device of the charging seat according to claim 1, wherein a flange (22) is formed on one side of the cover body (2) facing the charging seat front shell (1) in an outward protruding manner along the outer circumference of the cover body (2), an inner cavity is formed between the flange (22) and the surface of the cover body (2), and a convex ring (13) matched with the flange (22) is arranged on the front end surface of the charging seat front shell (1); when the cover body (2) is in a locked state, the convex ring (13) is inserted into the inner cavity, and the outer wall of the convex ring (13) is abutted against the inner wall of the flange (22).

10. The dust-proof device of a charging stand according to claim 9, characterized in that the dust-proof device further comprises a sealing ring (8), the sealing ring (8) is arranged in the inner cavity, the convex ring (13) is inserted into the inner cavity in the locked state of the cover body (2), and the end face of the top end of the convex ring (13) is abutted against the sealing ring (8).