CN214874266U

CN214874266U - Sealing structure of charging wicket

Info

Publication number: CN214874266U
Application number: CN202120989488.0U
Authority: CN
Inventors: 胡文斌; 陈文斌; 周健; 乔伟; 郑谕; 韩美玲
Original assignee: Ningbo Huaxiang Automotive Decorative Trim Co ltd
Current assignee: Ningbo Huaxiang Automotive Decorative Trim Co ltd
Priority date: 2021-05-11
Filing date: 2021-05-11
Publication date: 2021-11-26
Anticipated expiration: 2031-05-11

Abstract

The application discloses seal structure of little door that charges, include the base and pass the charging seat of base, its characterized in that: the device is characterized by further comprising a clamping ring, wherein a sealing soft rubber is fixedly arranged on the base, the charging seat is tightly attached to and penetrates through the sealing soft rubber, the clamping ring is fixedly arranged at the front end of the charging seat, and the sealing soft rubber is fixed on the charging seat in a pressing mode and achieves secondary sealing between the clamping ring and the charging seat. The sealing device has the advantages of simple structure, convenience in assembly and reliability in sealing.

Description

Sealing structure of charging wicket

Technical Field

The application relates to automobile parts, in particular to an automobile small door.

Background

The new energy electric automobile is a vehicle which takes a vehicle-mounted power supply as power and drives wheels to run by using a motor, and meets various requirements of road traffic and safety regulations. It is powered using electricity stored in a battery. Such vehicles are typically provided with a charging hatch in the body to replace the refueling hatch found on conventional vehicles. The charging port can be opened or closed by the charging small door, and the charging gun charges the in-vehicle battery through the charging port. The existing charging wicket generally comprises a base and a cover plate, wherein the base is provided with a charging seat, and the cover plate moves on the base and can expose or shield the charging seat.

The charging wicket is internally provided with a plurality of charging circuits, so that the waterproof sealing performance is particularly important. The base and the cover plate are generally sealed by a sealing ring arranged between the base and the cover plate, and the base and the charging seat are generally sealed by a soft rubber wrapping charging seat arranged on the base. However, as the time increases, the coating force gradually attenuates or the soft rubber is influenced by external force to shift, so that the sealing property between the charging seat and the base is reduced.

How to improve the sealing structure of the existing small electric charging door to overcome the above problems is a problem to be urgently solved by those skilled in the art.

Disclosure of Invention

An object of this application is to provide a simple structure, convenient assembling, the reliable seal structure of little door that charges.

In order to achieve the above purposes, the technical scheme adopted by the application is as follows: the utility model provides a seal structure of little door that charges, includes the base and passes the charging seat of base still includes the rand, the fixed sealed flexible glue that is provided with on the base, the charging seat is hugged closely and is passed sealed flexible glue, the rand fixed set up in the charging seat front end, and will sealed flexible glue pressfitting is fixed in the charging seat with realize the secondary between the rand and seal.

Preferably, a support table extends from the periphery of the charging seat, a press ring extends from the periphery of the retainer ring, the top surface of the support table is parallel to the bottom surface of the press ring, and the sealing soft rubber is fixed between the support table and the press ring in a press fit manner along the front-back direction. The structure can increase the pressing area of the sealing soft rubber and the charging seat and the clamping ring, and ensures the sealing property.

Furthermore, the top surface of the supporting table and the bottom surface of the pressing ring are inclined from inside to outside from front to back. The inclined arrangement is mainly convenient for installation.

As an improvement, the supporting table extends forwards to form a front latch, the pressing ring extends backwards to form a rear latch, and the front latch and the rear latch are suitable for being extruded and embedded on the sealing soft adhesive. The arrangement of the front latch and the rear latch increases the sealing reliability and reduces the possibility that the soft sealing glue falls off from the clamping ring and the charging seat.

Preferably, the soft sealing glue comprises a base part, an extension part and a pressing part which are sequentially arranged from outside to inside, the base part is fixedly connected with the base, the extension part can be folded or unfolded, and the pressing part is fixed between the charging seat and the clamping ring. The arrangement of the extension part can compensate the displacement of the sealing soft rubber affected by external force, and the sealing performance is ensured.

As an implementation mode, the charging seat and the collar are fixedly connected through a buckle structure; the side of the charging seat is outwards extended with a front clamping edge, the side of the clamping ring is inwards extended with a rear clamping edge, the clamping ring is clamped and enters the charging seat from front to back, and the rear end face of the front clamping edge is abutted against the front end face of the rear clamping edge and limits the clamping ring to be separated from the charging seat.

Preferably, the front clamping edge is of a continuous annular structure, and the rear clamping edge is of a discontinuous strip structure. Considering the installation degree of difficulty, will block stupefied discontinuous setting after, avoid being difficult for the installation because the resistance is too big.

As an improvement, the rear end face of the front clamping edge is parallel to the front end face of the rear clamping edge and both incline from inside to outside from back to front; the front end face of the front clamping edge and the rear end face of the rear clamping edge are parallel and inclined from inside to outside from front to back. The inclined arrangement is mainly convenient to mount and dismount.

In another embodiment, the charging seat and the collar are fixedly connected through a fastening screw; the fastening screw is suitable for penetrating through the clamping ring and entering the charging seat to realize fixed connection.

As a conventional process, the soft sealing rubber is integrally injection-molded on the base through a double-color injection molding process.

Compared with the prior art, the beneficial effect of this application lies in: the rand is fixed on the charging seat and is pressed on the soft sealing glue of the base, and the rand presses the soft sealing glue to perform second sealing, so that the sealing performance of the charging wicket is ensured. In addition, the clamping ring also has the advantages of simple structure and convenient assembly.

Drawings

FIG. 1 is a schematic perspective view of a preferred embodiment according to the present application;

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

FIG. 3 is a schematic view in half section according to a preferred embodiment of the present application;

FIG. 4 is an enlarged view at A of FIG. 2 in accordance with a preferred embodiment of the present application;

FIG. 5 is an enlarged view at B of FIG. 2 in accordance with a preferred embodiment of the present application;

FIG. 6 is an enlarged view at C of FIG. 2 in accordance with a preferred embodiment of the present application;

FIG. 7 is an enlarged view at D of FIG. 3 in accordance with a preferred embodiment of the present application;

fig. 8 is a schematic view of a structure when fastening with a fastening screw according to a preferred embodiment of the present application.

In the figure: 1. a base; 2. a charging seat; 3. a collar; 4. sealing the soft rubber; 5. fastening screws; 21. a support table; 22. front latch; 23. front clamping edges; 31. pressing and closing the ring; 32. rear latch; 33. a rear clamping edge; 41. a base; 42. an extension part; 43. and a pressing part.

Detailed Description

The present application is further described below with reference to specific embodiments, and it should be noted that, without conflict, any combination between the embodiments or technical features described below may form a new embodiment.

In the description of the present application, it should be noted that, for the terms of orientation, such as "central", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., it indicates that the orientation and positional relationship shown in the drawings are based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be construed as limiting the specific scope of protection of the present application.

It is intended that the terms "comprises" and "comprising," and any variations thereof, in the description and claims of this application, be interpreted as covering a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

As shown in fig. 1 to 7, a preferred embodiment of the present application includes a base 1, a charging seat 2 penetrating through the base 1, a collar 3 and a soft sealing glue 4, the soft sealing glue 4 is integrally injection-molded on the base 1 through a two-color injection molding process, the charging seat 2 is tightly attached to and penetrates through the soft sealing glue 4, the collar 3 is fixedly disposed at the front end of the charging seat 2, and the soft sealing glue 4 is press-fitted and fixed between the charging seat 2 and the collar 3 to realize secondary sealing.

Preferably, a support platform 21 extends from the periphery of the charging seat 2, a press ring 31 extends from the periphery of the retainer ring 3, the top surface of the support platform 21 is parallel to the bottom surface of the press ring 31, and the soft sealing rubber 4 is press-fitted and fixed between the support platform 21 and the press ring 31 along the front-back direction. The structure can increase the pressing area of the sealing soft rubber 4 and the charging seat 2 and the clamping ring 3, and the sealing performance is ensured.

Further, the top surface of the support platform 21 and the bottom surface of the press ring 31 are inclined from inside to outside from front to back. The inclined arrangement is mainly convenient for installation.

As an improvement, the support platform 21 extends forwards to form the front latch 22, the pressing ring 31 extends backwards to form the rear latch 32, and the front latch 22 and the rear latch 32 are suitable for being extruded and embedded on the soft seal glue 4. The arrangement of the front latch 22 and the rear latch 32 increases the sealing reliability, and reduces the possibility that the soft sealing glue 4 falls off from the clamping ring 3 and the charging seat 2.

Preferably, the soft seal 4 comprises a base 41, an extension 42 and a pressing part 43 which are arranged in sequence from outside to inside, the base 41 is fixedly connected with the base 1, the extension 42 can be folded or unfolded, and the pressing part 43 is fixed between the charging seat 2 and the collar 3. The arrangement of the extension part 42 can compensate the displacement of the soft sealing glue 4 affected by external force, and the sealing performance is ensured.

In this embodiment, the charging seat 2 and the collar 3 are fixedly connected through a buckle structure; the peripheral side of the charging seat 2 extends outwards to form a front clamping edge 23, the peripheral side of the clamping ring 3 extends inwards to form a rear clamping edge 33, the clamping ring 3 is clamped and connected into the charging seat 2 from front to back, and the rear end face of the front clamping edge 23 abuts against the front end face of the rear clamping edge 33 and limits the clamping ring 3 to be separated from the charging seat 2.

Preferably, the front clamping edge 23 is a continuous ring structure, and the rear clamping edge 33 is an interrupted strip structure. Considering the installation degree of difficulty, 33 broken portions between the rear clamping ribs are arranged, and the problem that the rear clamping ribs are difficult to install due to overlarge resistance is avoided.

As an improvement, the rear end surface of the front clamping edge 23 is parallel to the front end surface of the rear clamping edge 33 and both incline from inside to outside from back to front; the front end surface of the front clamping edge 23 is parallel to the rear end surface of the rear clamping edge 33 and is inclined from inside to outside from front to back. The inclined arrangement is mainly convenient to mount and dismount.

As shown in fig. 8, alternatively, the charging seat 2 and the collar 3 can be fixedly connected through a fastening screw 5; the fastening screw 5 is adapted to pass through the collar 3 and into the charging dock 2 for a fixed connection.

The foregoing has described the general principles, essential features, and advantages of the application. It will be understood by those skilled in the art that the present application is not limited to the embodiments described above, which are merely illustrative of the principles of the application, but that various changes and modifications may be made without departing from the spirit and scope of the application, and these changes and modifications are intended to be within the scope of the application as claimed. The scope of protection claimed by this application is defined by the following claims and their equivalents.

Claims

1. The utility model provides a seal structure of little door that charges, includes the base and passes the charging seat of base, its characterized in that: the device is characterized by further comprising a clamping ring, wherein a sealing soft rubber is fixedly arranged on the base, the charging seat is tightly attached to and penetrates through the sealing soft rubber, the clamping ring is fixedly arranged at the front end of the charging seat, and the sealing soft rubber is fixed on the charging seat in a pressing mode and achieves secondary sealing between the clamping ring and the charging seat.

2. A sealing structure of a charging wicket according to claim 1, wherein: a supporting table extends from the periphery of the charging seat, a pressing ring extends from the periphery of the clamping ring, the top surface of the supporting table is parallel to the bottom surface of the pressing ring, and the sealing soft rubber is fixed between the supporting table and the pressing ring in a pressing manner along the front-back direction.

3. A sealing structure of a charging wicket according to claim 2, wherein: the top surface of the supporting table and the bottom surface of the pressing ring are inclined from inside to outside from front to back.

4. A sealing structure of a charging wicket according to claim 2, wherein: the supporting table extends forwards to form front latch teeth, the pressing ring extends backwards to form rear latch teeth, and the front latch teeth and the rear latch teeth are suitable for being extruded and embedded into the sealing soft rubber.

5. A sealing structure of a charging wicket according to claim 1, wherein: the sealing soft glue comprises a base part, an extension part and a pressing part, wherein the base part, the extension part and the pressing part are sequentially arranged from outside to inside, the base part is fixedly connected with the base, the extension part can be folded or unfolded, and the pressing part is fixed between the charging seat and the clamping ring.

6. A sealing structure of a charging wicket according to claim 1, wherein: the charging seat is fixedly connected with the clamping ring through a clamping structure; the side of the charging seat is outwards extended with a front clamping edge, the side of the clamping ring is inwards extended with a rear clamping edge, the clamping ring is clamped and enters the charging seat from front to back, and the rear end face of the front clamping edge is abutted against the front end face of the rear clamping edge and limits the clamping ring to be separated from the charging seat.

7. A sealing structure of a charging wicket according to claim 6, wherein: the front clamping edge is of a continuous annular structure, and the rear clamping edge is of an interrupted strip-shaped structure.

8. A sealing structure of a charging wicket according to claim 6, wherein: the rear end face of the front clamping edge is parallel to the front end face of the rear clamping edge and is inclined from inside to outside from back to front; the front end face of the front clamping edge and the rear end face of the rear clamping edge are parallel and inclined from inside to outside from front to back.

9. A sealing structure of a charging wicket according to claim 1, wherein: the charging seat is fixedly connected with the clamping ring through a fastening screw; the fastening screw is suitable for penetrating through the clamping ring and entering the charging seat to realize fixed connection.

10. A sealing structure of a charging wicket according to any of claims 1 to 9, wherein: the sealing soft rubber is integrally injection-molded on the base through a double-color injection molding process.