Vehicle door plate structure and vehicle

Abstract

The utility model particularly discloses a vehicle door plate structure. The vehicle door plate structure comprises a decorative layer, a shell and a base plate. The substrate is positioned between the decorative layer and the shell; the substrate comprises a lightproof framework and a transparent light guide plate; the light guide plate comprises a light guide part and a light inlet part, one side face of the light guide part extends towards the shell to form the light inlet part, a light inlet face of the light inlet part is provided with a light source, and the light source emits light and transmits the light to the decorative layer face through the light guide plate; wherein the framework is provided with a through groove for containing the light guide part, and the framework and the light guide plate are integrally formed in an injection molding mode. According to the vehicle door plate structure and the vehicle, the risk of abnormal sound of the vehicle door plate can be reduced by changing the light-emitting structure of the vehicle door plate, and the thickness of the light-emitting structure is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of vehicles, in particular to a vehicle door panel structure and a vehicle. Background Art

[0002] In recent years, new energy vehicles have gradually emerged in the automotive industry. New energy vehicles rely on batteries to provide kinetic energy, and a battery pack for power supply is usually installed at the bottom of the vehicle body. Traditional gasoline vehicles can only power the lighting components inside and outside the vehicle by converting electricity from the engine. New energy vehicles can directly power the lighting components inside and outside the vehicle through the battery pack, and solve the power supply pressure problem of various lighting components inside and outside the vehicle. As people's demand for in-car atmosphere and personalization continues to increase, the application scope of lighting inside and outside the vehicle is becoming more and more extensive.

[0003] In the vehicle door panel structure, the light-emitting structure is relatively complex, and the light-emitting structure includes a shell, a PMMA light guide plate and a PC board. From a structural consideration, there will be a risk of abnormal noise. Furthermore, after the existing light-emitting structure is installed, the thickness of the overall associated structure is relatively thick. The thickness direction of the overall associated structure includes the shell, PMMA light guide plate, PC board, decorative layer and the safety gap between each component. More commonly, the thickness of the shell is about 2.5mm, the thickness of the PMMA light guide plate is about 3.0mm, the thickness of the PC board is about 2.5mm, the thickness of the decorative layer is about 2.7mm, and the thickness of the safety gap between each component is about 3.0mm.

[0004] The above-mentioned vehicle door panel structure can realize a light-emitting structure, but it also has defects. The main problem is how to solve the abnormal noise problem and the thickness problem. Among them, it is specifically necessary to improve the light-emitting structure of the vehicle door panel structure. Utility Model Content

[0005] The utility model aims to provide a vehicle door panel structure and a vehicle, which can reduce the risk of abnormal noise from the vehicle door panel and reduce the thickness of the light-emitting structure by changing the light-emitting structure of the vehicle door panel.

[0006] According to one aspect of the present application, there is provided a vehicle door panel structure, comprising a decorative layer, a shell and a substrate; the substrate is located between the decorative layer and the shell; the substrate comprises an opaque frame and a transparent light guide plate; the light guide plate comprises a light guide portion and a light incident portion, the light incident portion is formed by extending from one side of the light guide portion toward the shell, a light source is provided on the light incident surface of the light incident portion, the light source emits light and transmits it to the decorative layer through the light guide plate; wherein the frame has a through groove for accommodating the light guide portion, and the frame and the light guide plate are integrally injection molded.

[0007] In some embodiments, the light guiding portion includes a reflective surface and a light emitting surface; the reflective surface has a reflective structure that can reflect light toward the light emitting surface; the outer surface of the skeleton smoothly transitions with the light emitting surface of the light guiding portion; the skeleton and the light guide plate are both made of PC material.

[0008] In some embodiments, two mirror reflection layers are disposed on the light incident portion; the light incident portion is located between the two mirror reflection layers; and the two mirror reflection layers cooperate to reflect light emitted from the light incident portion.

[0009] In some embodiments, the mirror reflection layer is a silver film or a silver coating on the surface of the light incident portion.

[0010] In some embodiments, the light guide plate is connected to two light emitting components; the two light emitting components are respectively located at two ends of the light guide plate.

[0011] In some embodiments, the light emitting element includes a circuit board, and the light source is disposed on the circuit board.

[0012] In some embodiments, the housing includes a board placement bin and a carrying plate; the light source is located in the board placement bin; and the substrate is located between the decorative layer and the carrying plate.

[0013] In some embodiments, the decorative layer is connected to the substrate by bonding.

[0014] In some embodiments, the decorative layer is provided with a plurality of light-transmitting holes.

[0015] According to another aspect of the present application, a vehicle is also provided, comprising the above-mentioned vehicle door panel structure.

[0016] According to the technical solution of the utility model, the vehicle door panel structure includes a decorative layer, a substrate and a shell, the substrate is located between the decorative layer and the shell, compared with the existing vehicle door panel structure, the vehicle door panel structure is relatively simple in structure and has fewer components, which simplifies assembly and improves space utilization; the light guide plate includes a light guide part and a light input part, the light input part is formed by extending from one side of the light guide part toward the shell, a light source is provided on the light input surface of the light input part, the light source emits light and transmits it to the decorative layer through the light guide plate to realize light conduction, wherein a through groove for accommodating the light guide part is provided on the frame, and the frame and the light guide plate are integrally injection molded, which can increase production efficiency, reduce the thickness of the light-emitting structure of the vehicle door panel, and reduce the risk of abnormal noise in the vehicle door panel structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The above and other features, properties and advantages of the present application will become more apparent through the following description in conjunction with the accompanying drawings and embodiments. It should be noted that the drawings are only examples and are not drawn in proportion, and should not be used to limit the scope of protection of the present application, wherein:

[0018] Figure 1 A three-dimensional diagram of the vehicle door panel structure of the present application;

[0019] Figure 2 A three-dimensional assembly diagram of the vehicle door panel structure of the present application;

[0020] Figure 3 A schematic diagram of the layered structure of the decoration layer of this application;

[0021] Figure 4 A three-dimensional diagram of a substrate of the present application from a first viewing angle;

[0022] Figure 5 A stereoscopic image of the substrate of the present application from a second viewing angle;

[0023] Figure 6 A schematic diagram of the light transmission structure of the present application;

[0024] Figure 7 A three-dimensional diagram of the housing of the present application;

[0025] Figure 8 A front view of the vehicle door panel structure of the present application;

[0026] Fig. 9 For this application Figure 8 A cross-sectional view along the AA direction;

[0027] Fig.10 For this application Fig. 9 The enlarged view of point B;

[0028] Fig.11 For this application Fig. 9 Enlarged view of point C;

[0029] In the figure: 1. Decorative layer; 10. Light-transmitting hole; 11. Covering skin layer; 12. Surface plate; 2. Shell; 21. Board storage bin; 22. Carrying plate; 3. Base plate; 4. Frame; 5. Light guide plate; 51. Light guiding part; 511. Reflective surface; 512. Light emitting surface; 52. Light incident part; 521. Mirror reflection layer; 6. Light-emitting component; 61. Circuit board. DETAILED DESCRIPTION

[0030] The present invention will be further described in detail below through specific embodiments in conjunction with the accompanying drawings.

[0031] Reference to "embodiment" herein means that a particular feature, structure or characteristic described in conjunction with the embodiment may be included in at least one embodiment of the present invention. The phrase appearing in the specification does not necessarily refer to the same embodiment, nor is it limited to mutually exclusive independent or alternative embodiments. It should be understood by those skilled in the art that the embodiments of the present invention may be combined with other embodiments without structural conflicts.

[0032] In the description of this article, unless otherwise clearly specified and limited, the technical terms "installed", "connected", "connected" and the like should be understood in a broad sense, and can be movable connection, fixed connection or integrated. For ordinary technicians in this field, the specific meanings of the above terms in the embodiments of this application can be understood according to specific circumstances.

[0033] In the description of this article, "up", "down", "left", "right", "height", "length",

[0034] Terms such as “width” and the like indicating orientation or positional relationship are intended to accurately describe the embodiments and simplify the description, but are not intended to limit the parts or structures involved to have a specific orientation, be installed or operate in a specific orientation.

[0035] See also Figure 1 and Figure 2 , shown are respectively a stereoscopic diagram of the vehicle door panel structure of the present application and a stereoscopic assembly diagram of the vehicle door panel structure, the vehicle door panel structure includes a decorative layer 1, a substrate 3 and a shell 2; the decorative layer 1 is used as an outer layer to accept the user's visual observation and physical touch, and the manufacturing material of the decorative layer 1 is relatively wide, such as leather products, metals and plastics, etc. The decorative layer 1 is provided with a plurality of light-transmitting holes 10, and the light-transmitting holes 10 are light-transmitting through holes or thin layers; the substrate 3 is located between the decorative layer 1 and the shell 2, the decorative layer 1 is installed on the substrate 3, the substrate 3 includes a frame 4 and a light guide plate 5, and the manufacturing material of the substrate 3 is ABS engineering plastic The substrate 3 is formed by integrally injecting a skeleton 4 and a light guide plate 5. The skeleton 4 and the light guide plate 5 are two-color PC parts. The light guide plate 5 is made of a transparent material, and a dot matrix for transmitting light is provided on the light guide plate 5. The light guide plate 5 is connected to a light-emitting component 6, which is connected to a power supply line of the vehicle. The light-emitting component 6 is used to provide light. The light-emitting component 6 emits light and transmits it to the decorative layer 1 through the light guide plate 5; the shell 2 includes a plate placement bin 21 and a carrying plate 22, the light-emitting component 6 is installed in the plate placement bin 21, the substrate 3 is located between the decorative layer 1 and the carrying plate 22, the shell 2 is an injection molded shell 2, and the shell 2 is used to carry the decorative layer 1 and the substrate 3.

[0036] Preferably, in this embodiment, the decorative layer 1 and the substrate 3 are connected by bonding.

[0037] See also Figure 3, shown is a schematic diagram of the layered structure of the decorative layer of the present application, the decorative layer 1 includes a covering leather layer 11 and a surface plate 12; the covering leather layer 11 is made of leather material or other decorative materials, the leather material can be artificial leather, the covering leather layer 11 covers the surface plate 12 to form the decorative layer 1 of the vehicle door panel, the covering leather layer 11 is provided with a light-transmitting hole 10, the light-transmitting hole 10 is a light-transmitting through hole or a thin layer, and the surface plate 12 is light-transmitting, and the light at the light guide plate 5 can be transmitted to the light-transmitting hole 10 through the surface plate 12; in some embodiments, the surface plate 12 is not light-transmitting, and a through hole matching the light-transmitting hole 10 of the covering leather layer 11 is also opened on the surface plate 12, and the light is transmitted to the light-transmitting hole 10 through the through hole.

[0038] See also Figure 4 and Figure 5 , shown are a stereoscopic image of the substrate of the present application at a first perspective and a stereoscopic image of the substrate at a second perspective, wherein the skeleton 4 and the light guide plate 5 are integrally injection-molded to form the substrate 3, the light guide plate 5 comprises a light guide portion 51 and a light entrance portion 52, the light guide portion 51 of the light guide plate 5 is in the shape of a rectangular plate, the light entrance portion 52 is located between the light guide portion 51 and the light emitting component 6, the two ends of the light entrance portion 52 are respectively connected to the light guide portion 51 and the light emitting component 6, the light emitted by the light emitting component 6 is transmitted to the light guide portion 51 through the light entrance portion 52; wherein the light guide portion 51 and the light entrance portion 52 are relatively inclined, the advantage of this solution is that the light guide portion 51 is located between the decorative layer 1 and the carrier plate 22, the light emitting component 6 is installed in the plate placement bin 21, the positions of the light guide portion 51 and the light emitting component 6 have a height difference, and the two ends of the relatively inclined light entrance portion 52 can be respectively connected to the light guide portion 51 and the light emitting component 6.

[0039] The light-guiding portion 51 includes a light-emitting surface and a light-reflecting surface. Specifically, the light-emitting surface faces the cover skin 11, and the light-reflecting surface faces the housing 2. The light-reflecting surface has a light-reflecting structure, which is a light-reflecting tooth, that is, regularly arranged small concave dots.

[0040] In some embodiments, the light guide plate 5 is connected to two light-emitting components 6, and the two light-emitting components 6 are respectively located at the two ends of the light guide plate 5. Specifically, the two light entrance portions 52 are respectively located at the two ends of the light guide portion 51, and the two light entrance portions 52 are respectively matched with two PCB light-emitting panels. The two light-emitting components 6 cooperate with the two light entrance portions 52, and the two light sources can make the brightness of the light guide portion 51 higher to increase the brightness of the light of the light guide plate 5.

[0041] See also Figure 6, shown is a schematic diagram of the light transmission structure of the present application, with respect to the light emitting element 6, the light emitting element 6 includes a circuit board 61, on which a light source is provided; two mirror reflection layers 521 are provided on the light incident portion 52, the light incident portion 52 is located between the two mirror reflection layers 521, and the two mirror reflection layers 521 cooperate to improve the light transmission rate of the light incident portion 52; the mirror reflection layer 521 is a silver film, the reflectivity of the silver film is relatively high, and the polarization effect introduced when the incident angle changes is relatively small, and the silver film can increase the intensity of light that can be transmitted and diverged by the light guide plate 5.

[0042] In some embodiments, since the light guiding property of the PC light guide plate 5 is weaker than that of the PMMA light guide plate, in order to further increase the intensity of light that can be transmitted and diverged by the PC light guide plate 5, (not shown in the figure) a reflective patch is provided on the light guide portion 51 so that the reflective patch is attached to the reflective surface of the light guide portion 51. The advantage of this solution is that the reflective patch can increase the intensity of light that can be transmitted and diverged by the PC light guide plate 5.

[0043] See also Figure 7 , shown is a three-dimensional diagram of the shell of the present application. Regarding the position of the shell, the shell 2 is located as an inner layer between the frame 4 and the vehicle body structure; regarding the structure of the shell, the shell 2 includes a bearing plate 22 and at least one plate storage bin 21. Specifically, not indicated in the figure, the plate storage bin 21 includes a bottom plate and a surrounding bin wall. The bottom plate is rectangular, and four surrounding bin walls are arranged on the bottom plate. The four surrounding bin walls are respectively located on the four sides of the bottom plate. The plate storage bin 21 is located at one end of the bearing plate 22, and the bearing plate 22 is connected to the surrounding bin wall; wherein, the light guide plate 5 is located between the decorative layer 1 and the bearing plate 22, and the light-emitting component 6 is located between the frame 4 and the plate storage bin 21.

[0044] In some embodiments, the light guide plate 5 is connected to two light-emitting components 6, the shell 2 includes a supporting plate 22 and two plate storage bins 21, the two plate storage bins 21 are respectively located at the two ends of the supporting plate 22, the two plate storage bins 21 respectively match the two light-emitting components 6, and the two light sources can increase the brightness of the light of the light guide plate 5.

[0045] See also Figure 8 to Figure 10, shown are respectively a main view of the vehicle door panel structure of the present application, a sectional view of the main view of the vehicle door panel structure along the AA direction, an enlarged view of the section view of the main view of the vehicle door panel structure along the AA direction at B, and an enlarged view of the section view of the main view of the vehicle door panel structure along the AA direction at C. Regarding the light-emitting structure of the vehicle door panel structure, through a decorative layer 1, a substrate 3, a light-emitting component 6 and a shell 2, wherein the substrate 3 is formed by an integrated injection molding process of a PMMA light guide plate and a skeleton 4, and the integrated injection molding process is a two-color injection molding. Compared with the separate setting scheme of the PMMA light guide plate and the skeleton 4 in the traditional light-emitting structure, the number of components of the light-emitting structure is reduced, the space utilization rate is improved, and the risk of abnormal noise in the vehicle door panel structure is reduced; the light guide plate 5 is used as a light guide component, and further, the dot matrix is ​​assembled on the light guide part 51 to optimize the conduction of light. Considering that the light conduction efficiency of the PC light guide plate 5 is weaker than that of the PMMA light guide plate, a silver film reflection structure is added, and light can be input from both ends of the light guide plate 5 to meet the brightness requirements.

[0046] This solution combines the original skeleton 4 (PC board) and the light guide plate (PMMA light guide plate) to optimize the abnormal noise problem caused by the assembly of the original skeleton 4 and the light guide plate. The advantage of the above solution is that it can reduce the overall thickness of the light-emitting structure and improve space utilization, while simplifying assembly; the substrate 3 is formed by integrally injection molding of the skeleton 4 and the light guide plate 5, and the formed 2K injection-molded component has stronger integrity and can reduce production costs.

[0047] The light-emitting structure is particularly suitable for large areas of vehicle door panels. The light-emitting structure can also be applied to other door panels or center trim panels, which are generally not equipped with light-emitting structures and have no atmosphere effects, and has a wide range of uses.

[0048] The purpose of the above embodiments is to explain the present invention in detail in conjunction with the accompanying drawings so that those skilled in the art can understand the technical concept of the present invention. Within the scope of the claims of the present invention, the optimization or equivalent replacement of the structure of the parts involved, and the combination of the implementation methods in different embodiments without conflict of structure and principle, all fall within the protection scope of the present invention.

Claims

1. A vehicle door panel structure, characterized in that: It comprises a decorative layer (1), a shell (2) and a substrate (3); The substrate (3) is located between the decorative layer (1) and the shell (2); The substrate (3) comprises a light-proof frame (4) and a transparent light guide plate (5); The light guide plate (5) comprises a light guide portion (51) and a light entrance portion (52), wherein the light entrance portion (52) is formed by extending from one side of the light guide portion (51) in the direction of the housing (2), and a light source is provided on the light entrance surface of the light entrance portion (52), and the light source emits light and transmits it to the decorative layer (1) through the light guide plate (5); wherein the frame (4) has a through groove for accommodating the light guide portion (51), and the frame (4) and the light guide plate (5) are integrally injection molded.

2. The vehicle door panel structure according to claim 1, characterized in that: The light guiding portion (51) comprises a light reflecting surface and a light emitting surface; The reflective surface is provided with a reflective structure capable of reflecting light toward the light emitting surface; The outer surface of the frame (4) and the light emitting surface of the light guide portion (51) are in smooth transition; The frame (4) and the light guide plate (5) are both made of PC material.

3. The vehicle door panel structure according to claim 2, characterized in that: The light incident portion (52) is provided with two mirror reflection layers (521); The light incident portion (52) is located between two mirror reflection layers (521); The two mirror reflection layers (521) cooperate to reflect light emitted from the light incident portion (52).

4. The vehicle door panel structure according to claim 3, characterized in that: The mirror reflection layer (521) is a silver film or a silver coating on the surface of the light incident portion (52).

5. The vehicle door panel structure according to claim 1, characterized in that: The light guide plate (5) is connected to two light-emitting components (6); The two light-emitting components (6) are respectively located at two ends of the light guide plate (5).

6. The vehicle door panel structure according to claim 5, characterized in that: The light-emitting element (6) comprises a circuit board (61), and the light source is arranged on the circuit board (61).

7. The vehicle door panel structure according to claim 1, characterized in that: The housing (2) comprises a plate storage bin (21) and a bearing plate (22); The light source is located in the board storage bin (21); The substrate (3) is located between the decorative layer (1) and the carrying plate (22).

8. The vehicle door panel structure according to claim 1, characterized in that: The decorative layer (1) and the base plate (3) are connected by bonding.

9. The vehicle door panel structure according to claim 1, characterized in that: The decorative layer (1) is provided with a plurality of light-transmitting holes (10).

10. A vehicle, characterized in that: The vehicle comprises the vehicle door panel structure according to any one of claims 1 to 9.

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