Split type touch automobile front top lamp structure

Abstract

The utility model provides a split type touch automobile front ceiling lamp structure which comprises a shell, a circuit board is arranged in the shell, two sets of first LED lamp beads are arranged at the position, close to the middle, of the circuit board, and the left side and the right side of the circuit board are each provided with a set of second LED lamp beads. A light guide plate is arranged above the circuit board, a first light guide portion is arranged on one side of the light guide plate towards the first LED lamp bead, a second light guide portion is arranged on the other side of the light guide plate towards the second LED lamp bead, and a light guide boss is arranged at the position, corresponding to the second light guide portion, of the light guide plate. The split type front ceiling lamp solves the problems that an existing split type front ceiling lamp only has the function of a reading lamp and is not high in attractiveness at the same time.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile switches, in particular to a split-type touch automobile front ceiling lamp structure. Background Art

[0002] With the rapid development of electronics, computers and Internet technology, the degree of intelligence of automobiles is getting higher and higher, and many intelligent and electronic functions will be applied to the latest models of automobiles. At present, most of the car front ceiling lights on the market are split structures, and traditional split ceiling lights usually only have reading light functions. The light output area of ​​the ceiling lights is small, and after being installed on the car ceiling, the appearance is poor. Therefore, it is necessary to invent a new split touch car front ceiling light structure that can output backlight and reading light at the same time. Utility Model Content

[0003] The utility model aims to provide a split-type touch automobile front ceiling lamp structure, so as to solve the problem that the existing split-type front ceiling lamp has only the function of a reading lamp and is not aesthetically pleasing.

[0004] The technical solution adopted by the utility model to solve its technical problems is:

[0005] A split-type touch car front ceiling light structure comprises a shell, a circuit board is arranged in the shell, two groups of first LED lamp beads are arranged near the middle of the circuit board, and a group of second LED lamp beads are arranged on the left and right sides of the circuit board respectively; a light guide plate is arranged above the circuit board, a first light guide part is arranged on one side of the light guide plate facing the first LED lamp beads, and a second light guide part is arranged on the other side of the light guide plate facing the second LED lamp beads, and a light guide boss is arranged on the light guide plate at a position corresponding to the second light guide part.

[0006] Furthermore, a light homogenizing crystal is arranged above the light guide plate in the shell, a two-color mask for light transmission and light shielding is arranged above the shell and the light homogenizing crystal, a touch film is arranged on the lower end surface of the two-color mask, and the touch film is electrically connected to the circuit board.

[0007] Furthermore, the two-color mask includes a transparent portion and an opaque portion, the transparent portion is arranged above the light-homogenizing crystal, and the opaque portion is arranged at the outer edge of the corresponding light-homogenizing crystal.

[0008] Furthermore, the transparent part and the opaque part are integrally formed by two-color injection molding, and the opaque part is arranged on the lower end surface of the transparent part.

[0009] Furthermore, a decorative cover is provided between the two-color mask and the shell, and the decorative cover is snap-connected to the shell.

[0010] Furthermore, the decorative cover limits the light homogenizing crystal on the inner wall of the shell.

[0011] Furthermore, an inner limit groove is provided near the outer edge of the light homogenizing crystal, and an outer limit groove is formed between the lower end surface of the two-color mask and the upper end surface of the outer shell; the inner edge portion of the decorative cover is arranged in the inner limit groove, and the outer edge portion of the decorative cover is arranged in the outer limit groove.

[0012] Furthermore, the light guide plate, the first LED lamp beads and the second LED lamp beads are symmetrically arranged in two groups with the middle of the circuit board as the center.

[0013] Furthermore, the second light guide portion is an oblique frustum of a cone structure, wherein the end thereof close to the second LED lamp bead has a smaller diameter, and the end thereof away from the second LED lamp bead has a larger diameter.

[0014] Furthermore, a plurality of groups of light guide teeth are arranged at intervals and in parallel on the lower end surface of the light guide plate along the length direction of the light guide plate.

[0015] Beneficial effects of the utility model: The utility model is a split-type touch car front ceiling light structure, which is provided with an integrated specially designed two-color mask and a touch film on the lower end surface of the two-color mask, so as to achieve the effect of blind operation of the switch light while ensuring the beauty of the car ceiling light. Compared with the existing split ceiling light, the utility model has both backlight and reading light functions, and has a more beautiful appearance and is more convenient to operate.

[0016] The present invention will be described in more detail below with reference to the accompanying drawings and embodiments. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 The utility model is a structural diagram of a split-type touch-sensitive automobile front ceiling lamp.

[0018] Figure 2 for Figure 1 AA cross-section diagram.

[0019] Figure 3 for Figure 1 BB cross-section diagram.

[0020] Figure 4 It is a side view of the light guide plate in the utility model.

[0021] Figure 5 The utility model is an exploded view of the structure of a split-type touch-sensitive automobile front ceiling light.

[0022] Figure 6 This is an exploded view of the split-type touch car front ceiling light structure from another direction of the utility model. DETAILED DESCRIPTION

[0023] like Figures 1 to 6 A split-type touch car front ceiling light structure includes a shell 4, a circuit board 6 is arranged in the shell 4, two groups of first LED lamp beads 61 are arranged near the middle of the circuit board 6, and a group of second LED lamp beads 62 are arranged on the left and right sides of the circuit board 6 respectively; a light guide plate 5 is arranged above the circuit board 6, a first light guide part 51 is arranged on one side of the light guide plate 5 facing the first LED lamp beads 61, and a second light guide part 52 is arranged on the other side of the light guide plate 5 facing the second LED lamp beads 62, and a light guide boss 53 is arranged on the light guide plate 5 at a position corresponding to the second light guide part 52, and the light guide boss 53 is used to guide reading light.

[0024] Preferably, in combination with the above scheme, two groups of uniform light crystals 3 are symmetrically arranged at the position above the light guide plate 5 in the housing 4, a two-color mask 1 for light transmission and light shielding is arranged above the housing 4 and the uniform light crystals 3, a touch film 14 is arranged on the lower end surface of the two-color mask 1, and the touch film 14 is electrically connected to the circuit board 5 through a soft wire. The material of the uniform light crystal 3 is provided by Ningbo Ruilong New Material Technology Co., Ltd., and the model is PC2407-WH881-1.

[0025] Preferably, in combination with the above solution, in order to prevent excess light from spilling out while guiding out the light, the two-color mask 1 includes a transparent portion 11 and an opaque portion 12, wherein the transparent portion 11 is correspondingly arranged above the light homogenizing crystal 3, and the opaque portion 12 is arranged on the lower end surface of the transparent portion 11, corresponding to the outer edge of the light homogenizing crystal 3. The opaque portion 12 is used to shield the light from spilling out, and is consistent with the color of the vehicle roof.

[0026] Preferably, in combination with the above solution, in order to ensure aesthetics, the transparent portion 11 and the opaque portion 12 are integrally formed by two-color injection molding, and the opaque portion 12 is arranged on the lower end surface of the transparent portion 11 .

[0027] Preferably, in combination with the above scheme, in order to ensure aesthetics and block the light at the outer edge of the homogenizing crystal 3, a decorative cover 2 is provided between the two-color mask 1 and the outer shell 4 (the paint color of the decorative cover 2 is the same as the color of the homogenizing crystal 3), and the decorative cover 2 is snap-connected to the outer shell 4.

[0028] Preferably, in combination with the above solution, in order to facilitate the installation and positioning of the light homogenizing crystal 3 , the decorative cover 2 positions the light homogenizing crystal 3 on the inner wall of the housing 4 .

[0029] Preferably, in combination with the above solution, in order to facilitate the installation and positioning of the decorative cover 2 and the light homogenizing crystal 3, as shown in FIG. Figure 2As shown, an inner limit groove 30 is provided near the outer edge of the homogenizing crystal 3, and an outer limit groove 10 is formed between the lower end surface of the two-color mask 1 and the upper end surface of the outer shell 4; the inner edge portion of the decorative cover 2 is arranged in the inner limit groove 30, and the outer edge portion of the decorative cover 2 is arranged in the outer limit groove 10.

[0030] Preferably, in combination with the above scheme, in order to better arrange the lighting of the main and co-pilot positions, the light guide plate 5, the first LED lamp bead 61 and the second LED lamp bead 62 are symmetrically arranged in two groups with the middle of the circuit board 6 as the center.

[0031] Preferably, in combination with the above solution, in order to better guide the reading light, the second light guide portion 52 is an oblique frustum structure, wherein the end close to the second LED lamp bead 62 has a smaller diameter, and the end away from the second LED lamp bead 62 has a larger diameter.

[0032] Preferably, in combination with the above solution, in order to ensure uniform light transmission, Figure 4 As shown, the lower end surface of the light guide plate 5 is provided with a plurality of groups of light guide teeth 54 in parallel and at intervals along the length direction of the light guide plate 5. This structure can make the split front ceiling light more beautiful.

[0033] Preferably, in combination with the above solution, in order to protect the circuit board 6 and other internal parts, a base 7 is provided at the lower end of the housing 4 , and the circuit board 6 is arranged above the base 7 .

[0034] The entire transparent part 11 of the two-color mask 1 in the split-type touch car front ceiling light structure of the utility model is a touch area. By lightly touching any position of the transparent part 11 of the two-color mask 1, the ceiling light can be turned on and off, thereby achieving blind operation. The one-piece two-color mask 1 is realized through a two-color injection molding process. Its outer layer material is transparent, and the inner layer material is opaque and consistent with the color of the entire vehicle ceiling. The integrated uniform light crystal 3 evenly diffuses the light of multiple LED lamp beads 51 to the entire ceiling light area. When the ceiling light is on, the one-piece two-color mask 1 light-emitting surface reflects the backlight brightness and reading light illumination at the same time and is more beautiful.

[0035] In the description of the present invention, it should be understood that terms such as "upper", "lower", "front", "back", "left", "right", "bottom", "inside", "outside", "one end", "one side", "two ends", "both sides", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0036] The utility model is described above by way of example in conjunction with the accompanying drawings. It is obvious that the specific implementation of the utility model is not limited to the above-mentioned method. As long as various improvements are made using the method concept and technical solution of the utility model, or they are directly applied to other occasions without improvement, they all fall within the protection scope of the utility model.

Claims

1. A split-type touch car front ceiling light structure, comprising a housing (4), wherein a circuit board (6) is arranged in the housing (4), wherein: Two groups of first LED lamp beads (61) are arranged near the middle of the circuit board (6), and a group of second LED lamp beads (62) are arranged on the left and right sides of the circuit board (6), respectively; a light guide plate (5) is arranged above the circuit board (6), a first light guide portion (51) is arranged on one side of the light guide plate (5) facing the first LED lamp beads (61), and a second light guide portion (52) is arranged on the other side of the light guide plate (5) facing the second LED lamp beads (62), and a light guide boss (53) is arranged on the light guide plate (5) at a position corresponding to the second light guide portion (52).

2. The split touch car front ceiling light structure according to claim 1 is characterized in that: A light homogenizing crystal (3) is arranged in the housing (4) at a position above the light guide plate (5); a two-color mask (1) for light transmission and light shielding is arranged above the housing (4) and the light homogenizing crystal (3); a touch film (14) is arranged on the lower end surface of the two-color mask (1); and the touch film (14) is electrically connected to the circuit board (6).

3. The split touch car front ceiling light structure according to claim 2 is characterized in that: The two-color mask (1) comprises a transparent portion (11) and an opaque portion (12), wherein the transparent portion (11) is arranged above the light-homogenizing crystal (3) and the opaque portion (12) is arranged at the outer edge of the corresponding light-homogenizing crystal (3).

4. The split touch car front ceiling light structure according to claim 3 is characterized in that: The transparent part (11) and the opaque part (12) are integrally formed by two-color injection molding, and the opaque part (12) is arranged on the lower end surface of the transparent part (11).

5. The split-type touch car front ceiling light structure according to claim 2 is characterized in that: A decorative cover (2) is provided between the two-color mask (1) and the outer shell (4), and the decorative cover (2) is snap-connected to the outer shell (4).

6. The split touch car front ceiling light structure according to claim 5 is characterized in that: The decorative cover (2) limits the light-homogenizing crystal (3) on the inner wall of the outer shell (4).

7. The split touch car front ceiling light structure according to claim 6 is characterized in that: An inner limiting groove (30) is arranged near the outer edge of the light homogenizing crystal (3); an outer limiting groove (10) is formed between the lower end surface of the two-color mask (1) and the upper end surface of the outer shell (4); the inner edge portion of the decorative cover (2) is arranged in the inner limiting groove (30), and the outer edge portion of the decorative cover (2) is arranged in the outer limiting groove (10).

8. The split-type touch car front ceiling light structure according to claim 1 is characterized in that: The light guide plate (5), the first LED lamp beads (61) and the second LED lamp beads (62) are all symmetrically arranged in two groups with the middle of the circuit board (6) as the center.

9. The split touch car front ceiling light structure according to claim 1 is characterized in that: The second light guide portion (52) is an oblique truncated cone structure, the end of which is close to the second LED lamp bead (62) has a smaller diameter, and the end of which is far from the second LED lamp bead (62) has a larger diameter.

10. The split-type touch car front ceiling light structure according to claim 1 is characterized in that: The lower end surface of the light guide plate (5) is provided with a plurality of groups of light guide teeth (54) arranged in parallel and at intervals along the length direction of the light guide plate (5).

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