CN220306588U - Dustproof device of charging seat - Google Patents

Abstract

The utility model relates to a dustproof device of a charging seat, which comprises a dustproof cover, a power assisting mechanism and a fixing mechanism, wherein one side of the dustproof cover is provided with a hinge part, the opposite side is provided with the fixing mechanism, a hinge seat corresponding to the hinge part and a clamping mechanism corresponding to the fixing mechanism are arranged on a front shell of the charging seat, and the hinge part is hinged with the hinge seat; the power assisting mechanism comprises a reset spring and a thimble, a mounting hole is formed in the hinging seat, the reset spring and at least part of the thimble are arranged in the mounting hole, and one exposed end of the thimble is abutted against the hinging part; when the dust cover is in a locking state, the hinge joint pushes the thimble downwards to enable the reset spring to be in a compression state; after the fixing mechanism is separated from the clamping mechanism, the reset spring is restored to a natural state from a compressed state, and meanwhile, the thimble is driven to rotate the dust cover to an open state. According to the technical scheme, the automatic opening of the dust cover is realized through the mutual matching of the power assisting mechanism and the dust cover, and the problems of complex structure and difficult assembly of the matching form of the dust cover and the charging seat are solved.

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, the dust cover of the charging seat of the new energy automobile is generally locked by adopting a dust cover button in an opening mode, and the dust cover is matched with the damper by a spring, so that the dust cover is opened and closed, but the structure of the matched mode is complex, the assembly is difficult, and the comfort level of a user of the automobile is reduced.

Disclosure of Invention

The embodiment of the disclosure provides a dustproof device of a charging seat, so as to at least partially solve the problems of complex structure and difficult assembly of a matching form of a dustproof cover and the charging seat.

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: a dust cover, a power assisting mechanism and a fixing mechanism,

the front shell of the charging seat is provided with a hinge seat corresponding to the hinge seat and a clamping mechanism corresponding to the fixing mechanism, and the hinge seat is hinged with the hinge seat, so that the dust cover can rotate and can be switched between a locking state covering the front end of the front shell of the charging seat and a fully opened opening state;

the power assisting mechanism comprises a reset spring and a thimble connected with one end of the reset spring, a mounting hole is formed in the hinging seat, the reset spring and at least part of the thimble are arranged in the mounting hole, and one exposed end of the thimble is abutted against the hinging part; the dustproof cover is in a locking state, and the hinge presses down the thimble to enable the reset spring to be in a compression state; the power assisting mechanism is configured to drive the ejector pin to rotate the dust cover to an opening state while the return spring is restored to a natural state from the compressed state after the fixing mechanism is separated from the clamping mechanism.

Preferably, the cross section of the hinge part is cam-shaped, and when the dust cover is in a locked state, the dead point of the hinge part presses the thimble; after the fixing mechanism is separated from the clamping mechanism, the dead point of the hinge part is separated from the thimble, and torque is formed between the thimble and the hinge part and drives the dust cover to rotate.

Preferably, the hinge seat comprises first ear plates which are arranged in pairs and at intervals, and the hinge part is arranged between the two first ear plates and is connected with the hinge seat through a first rotating shaft.

Preferably, the fixing mechanism comprises a mounting plate arranged on the dust cover and a clamping plate arranged on one side of the mounting plate in pairs at intervals, the clamping mechanism comprises second lug plates arranged on the front shell of the charging seat in pairs at intervals, a second rotating shaft clamped with the clamping plate is arranged between the two second lug plates, and the second rotating shaft is clamped between the two clamping plates to lock the dust cover.

Preferably, the fixing mechanism is integrally formed with the dust cover.

Preferably, the opposite sides of one end of the two clamping plates, which is away from the mounting plate, are respectively provided with an arc-shaped transition part.

Preferably, the two ends of the first rotating shaft and the second rotating shaft are respectively sleeved with a locking plate, the outer walls of the first rotating shaft and the second rotating shaft are respectively provided with grooves matched with the locking plates, and the locking plates are clamped into the grooves to lock the first rotating shaft and the second rotating shaft.

Preferably, the hinge portion is provided with at least one limiting member, and the limiting member is configured to abut against the front housing of the charging seat to limit the dust cover when the dust cover is opened to a preset angle.

Preferably, the end of the top end of the mounting hole is concavely formed with a relief groove for the hinge part to rotate.

Preferably, a flange is formed on the outer circumference of the dust cover in an outward protruding way on one side of the dust cover facing the front shell of the charging seat, and an inner cavity is formed between the flange and the surface of the dust cover; a convex ring matched with the flange is arranged on the front end face of the front shell of the charging seat; and when the dust cover is in a locking 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.

The beneficial effects of the present disclosure are as follows:

the hinge seat is provided with a mounting hole, the reset spring and the thimble are mounted in the mounting hole, the fixing mechanism is clamped with the clamping mechanism to enable the dust cover to be in a locking state, and the hinge part on the dust cover presses the thimble downwards to compress the reset spring; the fixing mechanism is separated from the clamping mechanism, the reset spring is restored to a natural state from a compressed state, and meanwhile, the thimble is driven to drive the dust cover to rotate to an open state. Make the shield realize opening automatically through the mutually supporting of power assisting mechanism and shield, simple structure, it is convenient to assemble, has solved the shield and has been complicated with the cooperation form structure of charging seat, the difficult problem of assembly.

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 diagram of an overall structure of a charging stand according to an embodiment of the disclosure;

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

FIG. 3 is a schematic view of the overall structure of the dust cap of FIG. 1 in another direction;

FIG. 4 is a schematic cross-sectional view of the overall structure of a charging stand according to an embodiment of the disclosure;

FIG. 5 is an enlarged schematic view of the portion A of FIG. 4;

FIG. 6 is an enlarged schematic view of the portion B of FIG. 4;

FIG. 7 is a schematic view of an open state of a dust cap according to an embodiment of the disclosure;

fig. 8 is a schematic structural view of the locking plate and the rotating shaft in fig. 7.

Reference numerals:

1. a charging seat front case; 11. a convex ring; 12. an avoidance groove; 2. a dust cover; 21. a hinge part; 22. a flange; 3. a power assisting mechanism; 31. a return spring; 32. a thimble; 4. a fixing mechanism; 41. a mounting plate; 42. a clamping plate; 43. an arc-shaped transition portion; 5. a hinge base; 51. a first ear plate; 52. a first rotating shaft; 6. a clamping mechanism; 61. a second ear plate; 62. a second rotating shaft; 7. a locking plate; 8. a groove; 9. and a limiting piece.

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 dust-proof device of a charging stand, for sealing a front end of a front case 1 of the charging stand, as shown in fig. 1 to 8, comprising: the novel charging seat comprises a dust cover 2, an assisting mechanism 3 and a fixing mechanism 4, wherein one side of the dust cover 2 is provided with a hinge part 21, the opposite side is provided with the fixing mechanism 4, a hinge seat 5 corresponding to the hinge part 21 and a clamping mechanism 6 corresponding to the fixing mechanism 4 are arranged on a charging seat front shell 1, and the hinge part 21 is hinged with the hinge seat 5, so that the dust cover 2 can rotate and can be switched between a locking state covering the front end of the charging seat front shell 1 and a fully opened opening state.

The power assisting mechanism 3 comprises a reset spring 31 and a thimble 32 connected with one end of the reset spring 31, a mounting hole is formed in the hinging seat 5, the reset spring 31 and at least part of the thimble 32 are arranged in the mounting hole, and one exposed end of the thimble 32 is abutted against the hinging part 21; in the locked state of the dust cover 2, the hinge part 21 presses the thimble 32 downwards to enable the reset spring 31 to be in a compressed state; the assist mechanism 3 is configured to drive the ejector pin 32 to rotate the dust cover 2 to the open state while the return spring 31 is returned from the compressed state to the natural state after the fixing mechanism 4 is separated from the click mechanism 6.

In this embodiment, the dust cover 2 is rotatably disposed on the front housing 1 of the charging stand through the hinge connection of the hinge portion 21 and the hinge stand 5, and is engaged with or disengaged from the engaging mechanism 6 through the fixing mechanism 4, so that the dust cover 2 is in a locked state or an unlocked state. The mounting hole is opened on articulated seat 5 and is located the articulated portion 21 under, and reset spring 31 and thimble 32 are packed into the mounting hole in proper order, and the bottom of thimble 32 is connected with reset spring 31's top, and the at least partial mounting hole setting that exposes of thimble 32, the one end that the thimble 32 exposes and the outer wall butt of articulated portion 21. The fixing mechanism 4 is clamped with the clamping mechanism 6 to lock the dust cover 2, and the hinge part 21 presses down the thimble 32 to compress the reset spring 31; the fixing mechanism 4 is separated from the clamping mechanism 6 to open the dust cover 2, the return spring 31 is restored to a natural state from a compressed state, and the thimble 32 is driven to rotate the dust cover 2 to a fully opened opening state.

In the actual use process, firstly, the reset spring 31 and the thimble 32 are sequentially installed in the installation hole, the outer wall of the dust cover 2 is abutted with the top end of the thimble 32, then the thimble 32 is pressed down by applying downward force to the dust cover 2, so that the reset spring 31 is deformed and compressed until the hinge part 21 is installed in the hinge seat 5 and connection is completed, and the dust cover 2 is loosened. The dust cover 2 is locked by rotating the dust cover 2 to lock the fixing mechanism 4 and the locking mechanism 6. When the dust cover 2 is opened, an upward force is applied to the dust cover 2, so that the fixing mechanism 4 and the clamping mechanism 6 are separated, the ejector pin 32 is ejected upwards through deformation of the reset spring 31, the ejector pin 32 is enabled to prop against the hinge part 21, and the dust cover 2 is automatically opened under the action of the force applied by the reset spring 31.

Through above-mentioned technical scheme, through seting up the mounting hole on articulated seat 5, install reset spring 31 and thimble 32 in the mounting hole, rotatory shield 2 makes shield 2 be in the locking state with fixed establishment 4 and joint mechanism 6 joint, pushes down thimble 32 through articulated portion 21 and compresses reset spring 31. When the dust cover 2 is opened, the fixing mechanism 4 is separated from the clamping mechanism 6, the reset spring 31 is restored to a natural state from a compressed state, and meanwhile, the thimble 32 is driven to drive the dust cover 2 to rotate to an opened state. Make shield 2 realize opening automatically through the mutually supporting of assist drive 3 and shield 2, simple structure, it is convenient to assemble, has solved shield 2 and charging seat's cooperation form structure complicacy, the difficult problem of assembly, has also improved the user's of car comfort level and has used simultaneously and experience. It should be understood that in this embodiment, the hinge portion 21 and the hinge seat 5 may be connected by a bearing, and in other embodiments, other hinge manners may be provided according to actual needs, which is not limited in any way.

In some embodiments, the cross section of the hinge portion 21 is cam-shaped, and in the locked state of the dust cover 2, the dead center of the hinge portion 21 presses the ejector pin 32; after the fixing mechanism 4 is separated from the clamping mechanism 6, the dead point of the hinge part 21 is separated from the thimble 32, and torque is formed between the thimble 32 and the hinge part 21 to drive the dust cover 2 to rotate. When the fixing mechanism 4 is clamped with the clamping mechanism 6, the contact point between the hinge part 21 and the thimble 32 is in a static state, so that the movement cannot be produced, and at the moment, the mechanism loses power and cannot continue to operate. After the fixing mechanism 4 and the clamping mechanism 6 are separated, the dust cover 2 rotates, at the moment, the contact point between the hinge part 21 and the thimble 32 performs rotary motion, so that torque is formed between the thimble 32 and the hinge part 21, and the hinge part 21 drives the dust cover 2 to rotate, so that the dust cover 2 is automatically opened. The hinge part 21 arranged in this way can ensure stable transmission action, has low failure rate, simple and compact structure and convenient design, reduces design and manufacturing cost and shortens development period.

In some embodiments, the hinge seat 5 includes a pair of first ear plates 51 disposed at intervals, and the hinge portion 21 is disposed between the two first ear plates 51 and connected to the hinge seat 5 through a first rotation shaft 52. The two first ear plates 51 are both disposed on the end face of the charging seat front case 1, and the hinge portion 21 is interposed between the two first ear plates 51, and the first rotation shaft 52 sequentially penetrates the first ear plates 51 and the hinge portion 21 to hinge the dust cover 2 with the charging seat front case 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, the fixing mechanism 4 includes a mounting plate 41 disposed on the dust cover 2 and a pair of clamping plates 42 disposed at one side of the mounting plate 41 at intervals, the clamping mechanism 6 includes a pair of second lugs 61 disposed on the front housing 1 of the charging stand at intervals, a second rotating shaft 62 clamped with the clamping plates 42 is disposed between the two second lugs 61, and the second rotating shaft 62 is clamped between the two clamping plates 42 to lock the dust cover 2. The mounting plate 41 is plate-shaped and parallel to the dust cover 2, the two clamping plates 42 are plate-shaped and perpendicular to the mounting plate 41, and the opposite sides of the two clamping plates 42 are correspondingly provided with accommodating grooves. Two second otic placodes 61 all set up on the terminal surface of charging seat front housing 1, and second pivot 62 sets up between two second otic placodes 61, and second pivot 62 can block into between two joint boards 42 and place the holding tank in. Like this, after fixed establishment 4 and joint mechanism 6 joint, can avoid shield 2 to break away from with charging seat front housing 1, lead to shield 2's dustproof and waterproof effect inefficacy, improve the reliability of device.

In some embodiments, the securing mechanism 4 is integrally formed with the dust cap 2. By the arrangement, high-precision and high-quality product production can be realized, the defect rate of the product is reduced, the number of parts is reduced, and the reliability and stability of the product are improved. Meanwhile, the production efficiency is improved, and the labor cost is reduced.

In some embodiments, two of the snap plates 42 are each provided with an arcuate transition 43 on opposite sides of an end facing away from the mounting plate 41. The provision of the arcuate transition 43 increases the radial dimension of the end of the snap plate 42 toward the second spindle 62 to facilitate a more accurate and quick snap-in of the second spindle 62 into the securing mechanism 4.

In some embodiments, locking pieces 7 are respectively sleeved at two ends of the first rotating shaft 52 and the second rotating shaft 62, grooves 8 matched with the locking pieces 7 are respectively formed on the outer walls of the first rotating shaft 52 and the second rotating shaft 62, and the locking pieces 7 are clamped into the grooves 8 to lock the first rotating shaft 52 and the second rotating shaft 62. The first rotating shaft 52 and the second rotating shaft 62 are cylindrical, grooves 8 are respectively formed in the outer walls of the two ends of the first rotating shaft 52 and the second rotating shaft 62, locking plates 7 are clamped in the grooves 8, so that the rotating shaft is prevented from generating axial displacement in the rotating process to enable the rotating shaft to be separated from the first lug plate 51 or the second lug plate 61, and the reliability of the device is further improved.

In some embodiments, at least one limiting member 9 is disposed on the hinge portion 21, and the limiting member 9 is configured such that when the dust cover 2 is opened to a preset angle, the limiting member 9 abuts against the front housing 1 of the charging stand to limit the dust cover 2. In this embodiment, the limiting members 9 are paired and arranged at intervals on the outer side of the hinge portion 21, the limiting members 9 are arranged in a plate shape, when the dust cover 2 is opened to a predetermined angle, one side of each limiting member 9 is abutted against the front charging seat shell 1, and the dust cover 2 is limited, so that the dust cover 2 is prevented from being overturned excessively to damage the dust cover 2, and a certain protection effect is achieved on the dust cover 2.

In some embodiments, the end of the mounting hole tip is recessed to form a relief groove 12 for rotation of the hinge 21. The hinge part 21 can rotate in the avoidance groove 12, so that the overall height of the hinge seat 5 is reduced, the assembling height of the dust cover 2 is indirectly reduced, the use of materials is reduced, the production cost is reduced, and the economic benefit is improved.

In some embodiments, a flange 22 is formed to protrude outwards on the outer circumference of the dust cover 2 on the side of the dust cover 2 facing the charging seat front case 1, and an inner cavity is formed between the flange 22 and the surface of the dust cover 2; a convex ring 11 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 dust cap 2, the collar 11 is inserted into the cavity and the outer wall of the collar 11 abuts against the inner wall of the flange 22. Under the locking state of the dust cover 2, 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 11 is inserted into the inner cavity, and the outer wall of the convex ring 11 is abutted with the inner wall of the flange 22, so that the dust cover 2 realizes waterproof and dustproof sealing, and the reliability of the device is further improved.

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 front end sealing of charging seat front shell (1), comprising: a dust cover (2), a power assisting mechanism (3) and a fixing mechanism (4), which is characterized in that,

a hinge part (21) is arranged on one side of the dust cover (2), the fixing mechanism (4) is arranged on the opposite side, a hinge seat (5) corresponding to the hinge part (21) and a clamping mechanism (6) corresponding to the fixing mechanism (4) are arranged on the front charging seat shell (1), and the hinge part (21) is hinged with the hinge seat (5), so that the dust cover (2) can rotate and can be switched between a locking state covering the front end of the front charging seat shell (1) and a fully opened opening state;

the power assisting mechanism (3) comprises a reset spring (31) and a thimble (32) connected with one end of the reset spring (31), a mounting hole is formed in the hinge seat (5), the reset spring (31) and at least part of the thimble (32) are arranged in the mounting hole, and one exposed end of the thimble (32) is abutted against the hinge part (21); the dustproof cover (2) is in a locking state, and the hinging part (21) presses the thimble (32) downwards to enable the reset spring (31) to be in a compression state; the power assisting mechanism (3) is configured to drive the ejector pin (32) to rotate the dust cover (2) to an open state while the return spring (31) is restored to a natural state from the compressed state after the fixing mechanism (4) is separated from the clamping mechanism (6).

2. The dust-proof device of a charging stand according to claim 1, characterized in that the cross section of the hinge part (21) is cam-shaped, and in the locked state of the dust-proof cover (2), the dead point of the hinge part (21) presses the ejector pin (32); after the fixing mechanism (4) is separated from the clamping mechanism (6), the dead point of the hinge part (21) is separated from the thimble (32), and torque is formed between the thimble (32) and the hinge part (21) and drives the dust cover (2) to rotate.

3. The dust-proof device of a charging stand according to claim 1, characterized in that the hinge stand (5) comprises first ear plates (51) arranged in pairs and at intervals, the hinge part (21) being arranged between two of the first ear plates (51) and being connected to the hinge stand (5) by means of a first rotation shaft (52).

4. A dust-proof device of a charging stand according to claim 3, characterized in that the fixing mechanism (4) comprises a mounting plate (41) arranged on the dust-proof cover (2) and a clamping plate (42) arranged on one side of the mounting plate (41) in pairs and at intervals, the clamping mechanism (6) comprises a second lug plate (61) arranged on the front shell (1) of the charging stand in pairs and at intervals, a second rotating shaft (62) clamped with the clamping plate (42) is arranged between the two second lug plates (61), and the second rotating shaft (62) is clamped between the two clamping plates (42) to lock the dust-proof cover (2).

5. The dust-proof device of a charging stand according to claim 4, characterized in that the fixing mechanism (4) is integrally formed with the dust-proof cover (2).

6. The dust-proof device of a charging stand according to claim 4, characterized in that the opposite sides of the end of the two clamping plates (42) facing away from the mounting plate (41) are respectively provided with an arc-shaped transition portion (43).

7. The dustproof device of the charging seat according to claim 4, wherein locking plates (7) are respectively sleeved at two ends of the first rotating shaft (52) and the second rotating shaft (62), grooves (8) matched with the locking plates (7) are respectively formed in the outer walls of the first rotating shaft (52) and the second rotating shaft (62), and the locking plates (7) are clamped into the grooves (8) to lock the first rotating shaft (52) and the second rotating shaft (62).

8. The dust-proof device of a charging stand according to claim 1, characterized in that at least one limiting piece (9) is arranged on the hinge part (21), wherein the limiting piece (9) is configured to abut against the charging stand front shell (1) to limit the dust-proof cover (2) when the dust-proof cover (2) is opened to a preset angle.

9. The dust-proof device of the charging stand according to claim 1, wherein the end of the top end of the mounting hole is concavely formed with a relief groove (12) for the hinge part (21) to rotate.

10. The dust-proof device of a charging stand according to claim 1, characterized in that a flange (22) is formed protruding outwards on the outer circumference of the dust-proof cover (2) on the side of the dust-proof cover (2) facing the charging stand front case (1), and an inner cavity is formed between the flange (22) and the surface of the dust-proof cover (2); a convex ring (11) matched with the flange (22) is arranged on the front end surface of the charging seat front shell (1); when the dust cover (2) is in a locking state, the convex ring (11) is inserted into the inner cavity, and the outer wall of the convex ring (11) is abutted against the inner wall of the flange (22).