CN218929154U

CN218929154U - Anti-shrinkage structure of vehicle door guard board

Info

Publication number: CN218929154U
Application number: CN202320075790.4U
Authority: CN
Inventors: 梁余; 周勇
Original assignee: Hefei Changan Automobile Co Ltd
Current assignee: Hefei Changan Automobile Co Ltd
Priority date: 2023-01-10
Filing date: 2023-01-10
Publication date: 2023-04-28
Anticipated expiration: 2033-01-10

Abstract

The utility model discloses a car door guard plate shrinkage prevention structure which comprises a car door guard plate decorating part and a car door guard plate body, wherein the car door guard plate decorating part is welded on the outer side of the car door guard plate body in an ultrasonic mode, the top of the car door guard plate decorating part is flush with the top of the car door guard plate body, and the bottom of the car door guard plate decorating part is connected with the car door guard plate body in a clamping mode; a doghouse structure is arranged on the inner side of the vehicle door guard plate body, and the doghouse structure is mounted on the vehicle body sheet metal through a buckle; the top of this application door backplate decoration flushes with the top of door backplate body, and door backplate decoration's bottom is gone into on the door backplate body through the fastener card, and door backplate decoration adopts ultrasonic welding to fix with door backplate body contact position, and then when the door backplate demolding, the stress that doghouse structure produced can not cause the influence to the door backplate decoration for the door backplate decoration does not have the influence of sink mark when selecting the black lacquer of highlight on its surface.

Description

Anti-shrinkage structure of vehicle door guard board

Technical Field

The utility model relates to the technical field of automobile door guard plates, in particular to a shrinkage-preventing structure of a door guard plate.

Background

At present, three common surface treatment modes of the automobile door guard board in China are adopted: the utility model provides a leather grain, a spout automobile body with the color paint, an electroplate, easily can adopt two kinds or more than two kinds of surface treatment modes according to the partition difference of molding, the most common surface treatment mode of door backplate is body leather grain, decorate bright wisp and spout automobile body with the color paint or body leather grain, decorate bright wisp and adopt electroplating, along with the attention degree of user to the automobile outward appearance is higher and higher, look from the automobile side, this position plays non-negligible effect to whole outward appearance, also in recent years one of the products that the user compares attention, common black motorcycle type is spraying piano black paint mostly, piano black paint can improve the bright spot and the visual effect of product greatly.

The black paint for piano is one kind of PE wax-containing unsaturated resin and features high glossiness, high fullness, extremely bright, plump, hard and wear-resisting paint film, so that it has very strict requirement on appearance and the matching structure of the door protecting board body and the decorative bright strip has decisive effect on the quality of the appearance surface.

The existing car door guard plate usually adopts the structure shown in fig. 1 when carrying out surface treatment, will decorate paillette 2' spraying automobile body with the color paint (such as piano black paint), then adopt self checkpost 3' card to go into on the car door guard plate body 1', car door guard plate body 1' recycles buckle 4' and installs on the door panel beating, in the existing structure, dog house structure two 5' is located the inboard of car door guard plate body 1', and with car door guard plate body 1' be a piece, the positive X of car door guard plate is to the demolding, dog house structure two 5' inside back-off, need adopt the oblique top on the mould design, and the stress must exist when ejecting the product, and piano black paint is very bright, the surface has high specular reflection effect, large tracts of land spraying automobile body with the color paint (such as piano black paint), this structure can produce quality influence to the surface of product, the sink mark that produces is obvious.

Disclosure of Invention

The technical problems to be solved by the utility model are as follows: how to solve the problem that the surface of the existing car door guard plate is easy to generate sink marks when the car door guard plate is taken out of the mould.

In order to solve the technical problems, the utility model provides the following technical scheme:

the utility model provides a shrink structure is prevented to door guard board, includes door guard board decoration and door guard board body, door guard board decoration ultrasonic welding is in the outside of door guard board body, and the top of door guard board decoration flushes with the top of door guard board body, the bottom of door guard board decoration and door guard board body block connection;

the inboard of door backplate body is equipped with the kennel structure, on the kennel structure is installed to the automobile body panel beating through the buckle.

This application flushes through the length of extension door backplate decoration, and the top of door backplate decoration and the top of door backplate body, and the bottom of door backplate decoration passes through the fastener card and goes into on the door backplate body, and door backplate decoration adopts ultrasonic welding to fix with door backplate body contact position simultaneously, then when the door backplate demolding, the stress that doghouse structure produced can not cause the influence to the door backplate decoration for the door backplate decoration does not have the influence of sink mark when selecting the black lacquer of highlight (such as piano black lacquer).

As a further scheme of the utility model: the dog house structure and the car door guard plate body are integrally formed, a clamping groove which is clamped with the clamping buckle is formed in the dog house structure, and the clamping buckle and the clamping groove can be detachably mounted.

As a further scheme of the utility model: the buckle is also sleeved with a gasket.

As a further scheme of the utility model: the inside lower extreme of door backplate body is equipped with the reinforcement, wherein the block is connected between reinforcement and the door backplate body, and the side of the below of reinforcement still is equipped with the adhesive tape.

As a further scheme of the utility model: and a gasket is further arranged on one side of the upper side of the car door guard plate body.

As a further scheme of the utility model: the bottom of door backplate decoration is equipped with the fastener, the middle part position department of door backplate body is equipped with waits the fixture block, wait the fixture block and the fastener lock.

Compared with the prior art, the utility model has the beneficial effects that:

firstly, the length of the door guard plate decorating part is prolonged, the top of the door guard plate decorating part is flush with the top of the door guard plate body, the bottom of the door guard plate decorating part is clamped on the door guard plate body through the clamping piece, meanwhile, the contact position of the door guard plate decorating part and the door guard plate body is fixed by ultrasonic welding, when the door guard plate is demolding, the stress generated by the doghouse structure can not cause the influence on the door guard plate decorating part, and the surface of the door guard plate decorating part can not be influenced by sink marks when the highlighted black paint (such as piano black paint) is selected;

secondly, through installing the packing ring in buckle and kennel structure hookup location department, and establish the gasket at the top inboard of door backplate body, the setting of packing ring and gasket can play the guard action to the top of buckle and door backplate body, can also play certain waterproof effect to the door backplate simultaneously.

Drawings

FIG. 1 is a view showing a construction of a conventional door panel mentioned in the background art;

FIG. 2 is a cross-sectional view of a shrinkage prevention structure of a door panel according to an embodiment of the present utility model;

FIG. 3 is a schematic view of a structure of a door panel shrink-proof structure according to an embodiment of the present utility model;

FIG. 4 is a schematic diagram of a portion of the structure of FIG. 3 according to an embodiment of the present utility model;

reference numerals illustrate: 1. a door panel trim; 2. a door guard body; 3. a clamping piece; 4. a clamping block is to be clamped; 5. a doghouse structure; 6. a gasket; 7. a buckle; 8. a reinforcing member; 9. an adhesive tape; 10. a gasket;

1', a door guard plate body; 2', decorative spangles; 3', a clip; 4', a buckle; 5', doghouse structure two.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions in the embodiments of the present utility model will be clearly and completely described in the following in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 2, 3 and 4, a door panel shrink-proof structure includes a door panel trim 1, a door panel body 2, a doghouse structure 5, a buckle 7, a reinforcement 8 and an adhesive tape 9;

the door guard plate decorating part 1 is welded on the outer side of the door guard plate body 2 in an ultrasonic mode, the top of the door guard plate decorating part 1 is flush with the top of the door guard plate body 2, and the bottom of the door guard plate decorating part 1 is clamped and connected with the middle position of the door guard plate body 2.

Referring to fig. 2, 3 and 4, the doghouse structure 5 is provided inside the door guard body 2, the doghouse structure 5 is a hollow-inside U-shaped structure, and one end of the doghouse structure 5 away from the door guard body 2 is mounted on a sheet metal of a vehicle body of the vehicle door through a buckle 7.

Further, referring to fig. 2, 3 and 4, the doghouse structure 5 and the door guard body 2 are integrally formed, a clamping groove for clamping with the clamping buckle 7 is formed in one end, away from the door guard body 2, of the doghouse structure 5, and the clamping buckle 7 and the clamping groove are detachably mounted.

Still further, referring to fig. 2, the buckle 7 is further sleeved with the gasket 6, and the gasket 6 can protect the buckle 7, so that when the buckle is connected with the metal plate of the vehicle body, the gasket 6 is tightly sealed with the metal plate of the vehicle body.

Referring to fig. 2, 3 and 4, the lower end of the inner side of the door panel body 2 is provided with a reinforcement 8, wherein the reinforcement 8 is engaged with the door panel body 2, and the lower side of the reinforcement 8 is further provided with a rubber strip 9.

Referring to fig. 2 and 4, a gasket 10 is further disposed on one side of the door guard plate body 2 above the door guard plate body 2, the gasket 10 is used for protecting the top of the door guard plate body 2, when the door guard plate body 2 is mounted on the door metal plate, the gasket 10 is tightly sealed with the door metal plate, and the gasket 10 can also play a certain waterproof role on the door metal plate and the door guard plate body 2.

Referring to fig. 2, a clip 3 is provided at the bottom of the door panel trim 1, a to-be-clipped block 4 is provided at the middle position of the door panel body 2, and the to-be-clipped block 4 is fastened with the clip 3.

The specific operating principle of the application is as follows: firstly, the door guard plate body 2 is mounted on the inner side of the door guard plate decorating part 1, the top of the door guard plate decorating part 1 is flush with the top of the door guard plate body 2, the clamping piece 3 at the bottom of the door guard plate decorating part 1 is inserted into the clamping block 4 to be clamped on the door guard plate body 2, the door guard plate body 2 and the door guard plate decorating part 1 are fixed through ultrasonic welding, the influence on the door guard plate decorating part 1 can not be caused when the door guard plate body 2 and the door guard plate decorating part 1 are subsequently ejected, one end of the clamping buckle 7 is mounted on the doghouse structure 5 when the door guard plate is to be mounted on, the reinforcing piece 8 and the adhesive tape 9 are mounted on the bottom of the door guard plate body 2, and finally the door guard plate body 2 is mounted on the automobile body metal plate, so that the clamping buckle 7 is fixedly connected with the automobile body metal plate.

The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. The utility model provides a shrink structure is prevented to door backplate, includes door backplate decoration (1) and door backplate body (2), its characterized in that: the door guard plate decorating part (1) is welded on the outer side of the door guard plate body (2) in an ultrasonic mode, the top of the door guard plate decorating part (1) is flush with the top of the door guard plate body (2), and the bottom of the door guard plate decorating part (1) is connected with the door guard plate body (2) in a clamping mode;

the inside of door backplate body (2) is equipped with kennel structure (5), install on the automobile body panel beating through buckle (7) on kennel structure (5).

2. The door shield shrinkage prevention structure according to claim 1, wherein: the novel car door guard board is characterized in that the doghouse structure (5) and the car door guard board body (2) are integrally formed, a clamping groove which is clamped with the clamping buckle (7) is formed in the doghouse structure (5), and the clamping buckle (7) and the clamping groove are detachably mounted.

3. The door shield shrinkage prevention structure according to claim 2, wherein: the buckle (7) is also sleeved with a gasket (6).

4. The door shield shrinkage prevention structure according to claim 1, wherein: the automobile door guard plate is characterized in that a reinforcing piece (8) is arranged at the lower end of the inner side of the automobile door guard plate body (2), the reinforcing piece (8) is connected with the automobile door guard plate body (2) in a clamping mode, and an adhesive tape (9) is further arranged on one side, below the reinforcing piece (8).

5. The door shield shrinkage prevention structure according to claim 1, wherein: a gasket (10) is further arranged on one side, above the vehicle door guard plate body (2), of the vehicle door guard plate body.

6. The door shield shrinkage prevention structure according to claim 1, wherein: the bottom of door backplate decoration (1) is equipped with fastener (3), the middle part position department of door backplate body (2) is equipped with treats fixture block (4), treat fixture block (4) and fastener (3) lock.