CN219115371U

CN219115371U - High-strength light-weight automobile interior door panel plug-in

Info

Publication number: CN219115371U
Application number: CN202320133049.9U
Authority: CN
Inventors: 孙天一; 张攀; 张建荣; 郭德源
Original assignee: Shenyang Jinbei Yanfeng Automotive Interior System Co Ltd
Current assignee: Shenyang Jinbei Yanfeng Automotive Interior System Co Ltd
Priority date: 2023-02-07
Filing date: 2023-02-07
Publication date: 2023-06-02
Anticipated expiration: 2033-02-07

Abstract

A high-strength lightweight automobile interior door panel plug-in belongs to the technical field of automobile interiors, and is characterized in that a plurality of vertical reinforcing ribs are arranged on the back surface of a fibrilia substrate, the plurality of vertical reinforcing ribs are connected to form a plurality of honeycomb reinforcing ribs, a cylindrical stand pipe which is connected with other plug-ins of the door panel and is provided with internal threads is arranged on the back surface 4 side of the fibrilia substrate, an inserted C-shaped stand column which is connected with other plug-ins of the door panel is also arranged on the back surface of the fibrilia substrate, the bottom edge of the plastic interior door panel, the plurality of vertical reinforcing ribs, the cylindrical stand pipe and the inserted C-shaped stand column are integrally molded into a whole through injection molding, and then are integrally molded with a decorative panel through composite compression molding.

Description

High-strength light-weight automobile interior door panel plug-in

Technical Field

The utility model belongs to the technical field of automotive interiors, and particularly relates to a high-strength lightweight automotive interior door panel plug-in which an environment-friendly material is used as a middle plug-in strength stabilizing structure of an automotive door panel.

Background

With global warming, people have realized that the increasing carbon dioxide emission has an increasing effect on the living environment, the international call for reducing carbon dioxide emission is higher, and each country goes out of the country successively to reduce carbon emission policy, while the automobile industry is a global industry, and the requirement of reducing the carbon emission footprint of automobiles puts higher demands on host factories and various supporting enterprises. The product meets the requirements of customers, and the carbon emission of the product is effectively reduced, so that the light weight and high strength of the automobile interior material are the targets of pursuit. In the prior art, the technology of manufacturing the automobile interior trim panel insert by using the polymer fibrilia composite material fiberboard as a base material to replace the traditional high polymer base material has become a technical solution, and compared with the high polymer base material of the traditional automobile interior trim panel insert, the fibrilia composite material board has the advantage of light weight, but has much lower strength than the traditional interior trim panel insert by using the high polymer as the base material. In daily driving, unintentional collision can cause fibrilia base material deformation or even breakage, and the driving experience of customers is seriously affected. In order to improve the strength of an automobile interior trim panel insert manufactured by taking a polymer fibrilia composite material fiberboard as a base material, the utility model with the application number of CN201220287591.1 discloses an automobile door panel insert interior trim panel component which is formed by taking a polymer fibrilia composite material as a base plate, arranging a surface decoration layer on the outer surface and arranging an inner side plastic insert on the outer surface, and carrying out one-time compression molding. However, as can be seen from fig. 2 of the drawings, the plastic insert is only arranged at the corner of the inner side of the base plate, so that the composite strength of the surface decorative layer and the base plate can be enhanced only at the corner to a certain extent, and the integral door panel of the automobile interior decorative door panel lacks necessary support, so that the integral strength is lower.

The utility model of application number CN202221502049.3 discloses a 'high-strength anti-seismic automobile interior trim panel' taking a fibrilia plate as a base material, which comprises a fibrilia panel main body; and the anti-seismic component is adhered to the inner side of the reinforced convex cavity and comprises a honeycomb substrate and damping cotton adhered to the honeycomb substrate. According to the utility model, the strength is improved by arranging the reinforced convex cavity in the center of the fibrilia panel main body, meanwhile, the anti-seismic assembly is arranged on the inner side, the strength is further improved by utilizing the honeycomb substrate, and the use comfort is improved by shock-resistant and sound-absorbing of the damping cotton. However, as can be seen from reading the specification of the utility model, the anti-seismic honeycomb assembly arranged on the inner side of the utility model consists of various parts of aluminum plates, insulating rubber and damping cotton, the parts are redundant, the assembly flow of the parts is complex, the cost is high, the structure is complex, the quality problems of falling noise of the parts and the like are easy to occur, and the anti-seismic honeycomb assembly does not accord with the idea of light weight of the current automobile.

Disclosure of Invention

The utility model aims to solve the problems of the prior art and provide the high-strength light-weight automobile interior door panel plug-in which the production and manufacturing cost is low, the structure is stable, and the product weight and the strength of the interior panel can be ensured.

The technical scheme includes that the plastic inner decorative door plate comprises a bottom edge of a plastic inner decorative door plate, a U-shaped fibrilia substrate and a decorative panel, wherein the decorative panel comprises a front panel, side panels with the front panel extending are arranged on the left side and the right side of the front panel, a back panel with the side panels extending is arranged at the rear end of the side panels, panel clamping grooves are formed in the back panel, the left side and the right side of the U-shaped fibrilia substrate are sealed by the panel clamping grooves, a plurality of vertical reinforcing ribs are arranged on the back surface of the fibrilia substrate, the plurality of vertical reinforcing ribs are connected to form a plurality of honeycomb reinforcing ribs, a plurality of cylindrical stand pipes which are connected with door plate inserts and are provided on the 4 side of the back surface of the fibrilia substrate, inserted C-shaped stand columns which are connected with the door plate inserts are further arranged on the left side and the right side of the back surface of the fibrilia substrate, the bottom edge of the plastic inner decorative door plate and the plurality of vertical reinforcing ribs and the inserted C-shaped stand columns are molded into a whole through injection molding, and then are combined and pressurized to form a whole with the decorative panel.

The plastic interior door plank is characterized in that a first panel assembly hole for connecting the door plank plug-in and a second panel assembly hole for connecting the door plank plug-in are formed in the front panel of the panel, a first substrate assembly hole is formed in the fibrilia substrate corresponding to the first panel assembly hole, a second substrate assembly hole is formed in the second panel assembly hole corresponding to the first panel assembly hole, and a plurality of interior door plank bottom edge assembly holes are formed in the bottom edge of the plastic interior door plank.

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

(1) According to the utility model, the fibrilia substrate, the bottom edge of the plastic inner decorative door plate and the cylindrical vertical pipes and the inserted C-shaped vertical pipes of the plurality of vertical reinforcing ribs on the back surface of the fibrilia substrate are molded into a whole by injection, and then are combined and pressed into a whole with the decorative panel, and the plurality of injection molded vertical reinforcing ribs are connected to form the plurality of honeycomb reinforcing ribs, so that the overall support is provided for the whole automobile inner decorative door plate plug-in panel, and the overall strength of the automobile inner decorative door plate plug-in is improved on the basis of ensuring the light weight.

(2) The utility model correspondingly arranges assembly holes for connecting the door plate plug-ins on the panel and the fibrilia substrate, and the back surface of the fibrilia substrate is provided with a plurality of cylindrical stand pipes and inserted C-shaped stand columns, wherein the cylindrical stand pipes are connected with the door plate plug-ins and are provided with internal threads; the automobile interior door plank plug-in is free from installing connecting parts, obvious in cost optimization, free from complex assembly flow, reliable in product quality, and capable of reducing the manufacturing cost of the automobile interior door plank plug-in and enhancing the stability of products on the basis of ensuring light weight.

Drawings

Figure 1 is a schematic view of the front structure of the present utility model,

figure 2 is a schematic view of the back side structure of figure 1,

FIG. 3 is a cross-sectional view A-A of FIG. 2;

fig. 4 is a partially enlarged perspective view at B of fig. 2.

In the figure:

1. the decorative panel is provided with a plurality of decorative panels,

1-1. Front panel, 1-2 side panels,

1-3, back panel, 1-4, panel clamping groove,

2. the first assembly hole of the panel is provided with a first opening,

3. a second assembly hole of the panel is arranged on the first assembly hole,

4. the bottom edge of the plastic inner decorative door plate,

4-1, assembling holes at the bottom edge of the inner decorative door plate,

5. a vertical reinforcing rib, which comprises a reinforcing rib body,

6. a cylindrical vertical pipe is arranged on the bottom of the vertical pipe,

7. the plug-in type C-shaped upright post,

8. a first assembly hole of the base plate,

9. a second assembly hole of the base plate,

10. fibrilia substrate.

Detailed Description

The present utility model will be described in detail with reference to the accompanying drawings.

As shown in the attached drawings, the technical scheme adopted by the utility model comprises a plastic inner decorative door plate bottom edge 4 and a U-shaped fibrilia substrate 10, wherein the plastic inner decorative door plate bottom edge 4 is provided with a plurality of inner decorative door plate bottom edge assembly holes 4-1; the front surface, the left and right outer surfaces and the back of the U-shaped fibrilia substrate 10 are provided with decoration panels 1, the decoration panels 1 are made of PVC materials and non-woven fabrics or TPO materials and non-woven fabrics, further, the decoration panels 1 comprise front panels 1-1, the left and right sides of the front panels 1-1 are provided with front panel extension side panels 1-2, the rear ends of the side panels 1-2 are provided with side panel extension back panels 1-3, the back panels 1-3 are provided with panel clamping grooves 1-4, the left and right side upright plates of the U-shaped fibrilia substrate 10 are sealed by the panel clamping grooves 1-4, the front panels 1-1 of the panels 1 are provided with panel first assembly holes 2 for connecting door panel inserts and panel second assembly holes 3 for connecting the door panel inserts, the fibrilia substrate 10 is provided with a substrate first assembly hole 8 corresponding to the panel first assembly hole 2, a substrate second assembly hole 9 corresponding to the panel second assembly hole 3, a plurality of substrate third assembly holes 4 are arranged at the bottom edge of the fibrilia substrate 10, a plurality of plastic vertical reinforcing ribs 5 are arranged at the back surface of the fibrilia substrate 10, the plurality of plastic vertical reinforcing ribs 5 are connected to form a plurality of honeycomb reinforcing ribs, a plurality of plastic cylindrical stand pipes 6 with internal threads and used for connecting door plate inserts are arranged at the sides of the back surface 4 of the fibrilia substrate 10, and inserted C-shaped stand columns 7 of the plastic connecting door plate inserts are arranged at the left side and the right side of the back surface of the fibrilia substrate 10; the fibrilia base plate 10, the plastic inner decorative door plate bottom edge 4, a plurality of vertical reinforcing ribs 5 on the back surface of the fibrilia base plate 10, the cylindrical vertical pipes 6 and the inserted C-shaped vertical columns 7 are molded into a whole through injection molding, and then are molded into a whole with the decorative panel 1 through composite pressurization.

When in use, the first assembly holes 2 and the second assembly holes 3 arranged on the front panel 1-1 of the panel 1 and the first assembly holes 8 and the second assembly holes 9 arranged on the fibrilia substrate 10 on the corresponding surfaces are connected with the door panel switch and the door handle by screws; the base plate third assembly hole 4 screw arranged at the bottom edge of the fibrilia base plate 10 is connected with the upper plug-in of the door plate; the cylindrical stand pipes 6 which are provided with internal threads and are arranged on the edges of the back 4 of the fibrilia substrate 10 are connected with the plug-in components at the lower part of the door plate, the plug-in C-shaped stand columns 7 which are arranged on the left side and the right side of the back of the fibrilia substrate 10 are connected with the white automobile body, and the honeycomb reinforcing ribs arranged on the back of the fibrilia substrate provide omnibearing support for the whole automobile interior door plate plug-in components, so that the integral strength of the automobile interior door plate plug-in components is improved on the basis of ensuring light weight.

Claims

1. The utility model provides a high strength lightweight automotive interior door plant plug-in components, including plastics interior door plant base (4), fibrilia base plate (10) and decoration panel (1) of U-shaped, a serial communication port, decoration panel (1) include front panel (1-1), be equipped with front panel extension's side board (1-2) in front panel's (1-1) left and right sides, be equipped with side board extension's back panel (1-3) in side board (1-2) rear end, be equipped with panel draw-in groove (1-4) on back panel (1-3), the banding of left and right sides riser of fibrilia base plate (10) of U-shaped through panel draw-in groove (1-4), be equipped with a plurality of vertical strengthening rib (5) at the back of fibrilia base plate (10), a plurality of vertical strengthening rib (5) link to each other and constitute a plurality of honeycomb strengthening rib, be equipped with the cylindrical riser (6) that the processing of a plurality of connection door plant plug-in components have internal screw threads in the back 4 limit of fibrilia base plate (10), still be equipped with the back left and right sides of connection door plant plug-in board (10) on fibrilia base plate's back side C7), the inside fibrilia base plate (10) and the inside fibrilia base plate (10) of a plurality of fibrilia base plate (10) and the inside (10) of the vertical side base plate (10) of fibrilia base plate) and the inside (10) of a plurality of fibrilia base plate (10) The cylindrical vertical pipe (6) and the inserted C-shaped vertical column (7) are integrated by injection molding and then are integrated with the decorative panel (1) by composite compression molding.

2. The high-strength light-weight automobile interior door panel plug-in according to claim 1, wherein a first panel assembly hole (2) for connecting the door panel plug-in and a second panel assembly hole (3) for connecting the door panel plug-in are formed in a front panel (1-1) of the panel (1), a first substrate assembly hole (8) is formed in the fibrilia substrate (10) corresponding to the first panel assembly hole (2), a second substrate assembly hole (9) is formed in the second panel assembly hole (3), and a plurality of interior door panel bottom edge assembly holes (4-1) are formed in the plastic interior door panel bottom edge (4).