CN222773081U - A split touch car front ceiling light structure - Google Patents

Abstract

The utility model provides a split type touch automobile front ceiling lamp structure which comprises a shell, wherein a circuit board is arranged in the shell, two groups of first LED lamp beads are arranged on the circuit board close to the middle, a group of second LED lamp beads are respectively arranged on the left side and the right side of the circuit board, 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 towards the first LED lamp beads, a second light guide part is arranged on the other side of the light guide plate towards the second LED lamp beads, and a light guide boss is arranged on the position, corresponding to the second light guide part, of the light guide plate. The utility model solves the problems that the existing split front ceiling lamp only has the function of a reading lamp and has low attractive appearance.

Description

Split type touch automobile front dome lamp structure

Technical Field

The utility model relates to the technical field of automobile switches, in particular to a split type touch automobile front dome lamp structure.

Background

Along with the rapid development of electronic, computer and internet technologies, the intelligent degree of automobiles is higher and higher, and a plurality of intelligent and electronic functions can be applied to the latest automobiles. Most of the front dome lamps of the existing automobiles in the market are of split type structures, and the traditional split type dome lamps generally have only reading lamp functions, the light emitting area of the dome lamps is small, and the split type dome lamps are assembled on the automobile ceiling and are poor in attractive appearance. Therefore, a new split type touch automobile front dome lamp structure is needed to be invented, and backlight and reading lamplight can be led out simultaneously.

Disclosure of utility model

The utility model aims to provide a split type touch automobile front ceiling lamp structure, which solves the problem that the existing split type front ceiling lamp has only a reading lamp function and is low in attractive appearance.

The technical scheme adopted for solving the technical problems is as follows:

A split type touch automobile front ceiling lamp structure comprises a shell, wherein a circuit board is arranged in the shell, two groups of first LED lamp beads are arranged at positions, close to the middle, on the circuit board, a group of second LED lamp beads are respectively arranged at the left side and the right side of the circuit board, a light guide plate is arranged above the circuit board, one side of the light guide plate faces the first LED lamp beads and is provided with a first light guide part, the other side of the light guide plate faces the second LED lamp beads and is provided with a second light guide part, and a light guide boss is arranged at the position, corresponding to the second light guide part, on the light guide plate.

Further, a light homogenizing crystal is arranged at the position above the light guide plate in the shell, a bicolor mask for transmitting light and shielding light is arranged above the shell and the light homogenizing crystal, a touch film is arranged on the lower end face of the bicolor mask, and the touch film is electrically connected with the circuit board.

Further, the double-color mask comprises a transparent part and an opaque part, wherein the transparent part is correspondingly arranged above the dodging crystal, and the opaque part is arranged at the outer edge of the corresponding dodging crystal.

Further, the transparent part and the opaque part are formed by double-shot molding, and the opaque part is arranged on the lower end surface of the transparent part.

Further, a decorative cover is arranged between the two-color mask and the shell, and the decorative cover is connected with the shell in a clamping way.

Further, the decorative cover limits the dodging crystal on the inner wall of the shell.

Further, an inner limit groove is formed in the position, close to the outer edge, of the dodging crystal, an outer limit groove is formed between the lower end face of the double-color mask and the upper end face of the 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.

Further, the light guide plate, the first LED lamp beads and the second LED lamp beads are symmetrically arranged with the middle of the circuit board as the center.

Further, the second light guiding part is of an inclined truncated cone structure, one end of the second light guiding part, which is close to the second LED lamp bead, is smaller in diameter, and one end of the second light guiding part, which is far away from the second LED lamp bead, is larger in diameter.

Further, the lower end face of the light guide plate is provided with a plurality of groups of light guide teeth at intervals in parallel along the length direction of the light guide plate.

The split type touch automobile ceiling lamp structure has the beneficial effects that the integrated type specially designed double-color mask is arranged, and the touch film is arranged on the lower end surface of the double-color mask, so that the effect of turning on and off the lamp in a blind operation is realized, and the attractive appearance of the automobile ceiling lamp is ensured. Compared with the existing split type ceiling lamp, the split type ceiling lamp has the functions of backlight and reading light, is attractive in appearance and convenient to operate.

The utility model will be described in more detail below with reference to the drawings and examples.

Drawings

Fig. 1 is a diagram showing a structure of a split type touch automobile front dome lamp according to the present utility model.

Fig. 2 is a sectional view A-A of fig. 1.

Fig. 3 is a sectional view of B-B of fig. 1.

Fig. 4 is a side view of the light guide plate of the present utility model.

Fig. 5 is an exploded view of a split touch automotive front dome lamp according to the present utility model.

Fig. 6 is an exploded view of another direction of a split touch automotive headlights structure according to the present utility model.

Detailed Description

The split type touch automobile front ceiling lamp structure as shown in fig. 1 to 6 comprises a housing 4, wherein a circuit board 6 is arranged in the housing 4, two groups of first LED lamp beads 61 are arranged at positions, close to the middle, on the circuit board 6, a group of second LED lamp beads 62 are respectively arranged on the left side and the right side of the circuit board 6, 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 towards the first LED lamp beads 61, a second light guide part 52 is arranged on the other side of the light guide plate 5 towards the second LED lamp beads 62, a light guide boss 53 is arranged at a position, corresponding to the second light guide part 52, on the light guide plate 5, and the light guide boss 53 is used for guiding out reading light.

Preferably, in combination with the above scheme, two groups of light homogenizing crystals 3 are symmetrically arranged at positions above the light guide plate 5 in the housing 4, a light-transmitting and shading bicolor mask 1 is arranged above the housing 4 and the light homogenizing crystals 3, a touch film 14 is arranged on the lower end face of the bicolor mask 1, and the touch film 14 is electrically connected with the circuit board 5 through a flexible wire. The material of the dodging crystal 3 is provided by Ningbo Ruilong New Material technology Co., ltd, and the model is PC2407-WH881-1.

Preferably, in combination with the above solution, in order to guide out the light and prevent excessive light from overflowing, the bicolor mask 1 includes a transparent portion 11 and an opaque portion 12, wherein the transparent portion 11 is correspondingly disposed above the dodging crystal 3, and the opaque portion 12 is disposed at the lower end surface of the transparent portion 11 and corresponds to the outer edge of the dodging crystal 3. The opaque part 12 is used for shielding the light from overflowing and has the same color as the ceiling of the whole vehicle.

Preferably, in combination with the above-mentioned scheme, in order to ensure the beauty, the transparent portion 11 and the opaque portion 12 are integrally formed by two-shot molding, and the opaque portion 12 is disposed on the lower end surface of the transparent portion 11.

Preferably, in combination with the above scheme, in order to ensure beautiful appearance and to block the light of the outer edge of the dodging crystal 3, a decorative cover 2 (the appearance paint color of the decorative cover 2 is the same as the color of the dodging crystal 3) is arranged between the two-color mask 1 and the housing 4, and the decorative cover 2 is connected with the housing 4 in a clamping manner.

Preferably, in combination with the above scheme, in order to facilitate the installation and limitation of the dodging crystal 3, the decorative cover 2 limits the dodging crystal 3 on the inner wall of the housing 4.

Preferably, in combination with the above scheme, in order to facilitate the installation and limit of the decorative cover 2 and the dodging crystal 3, as shown in fig. 2, an inner limit groove 30 is arranged at a position of the dodging crystal 3 close to the outer edge, an outer limit groove 10 is formed between the lower end face of the bicolor mask 1 and the upper end face of the shell 4, an inner edge part of the decorative cover 2 is arranged in the inner limit groove 30, and an outer edge part of the decorative cover 2 is arranged in the outer limit groove 10.

Preferably, in combination with the above solution, in order to facilitate better arrangement of light irradiation at the primary and secondary driving positions, the light guide plate 5, the first LED lamp beads 61 and the second LED lamp beads 62 are symmetrically arranged with two groups centered on the middle of the circuit board 6.

Preferably, in combination with the above-mentioned scheme, in order to better guide out the reading light, the second light guiding portion 52 has a truncated conical structure, and a smaller diameter at an end of the second light guiding portion close to the second LED lamp bead 62, and a larger diameter at an end of the second light guiding portion far away from the second LED lamp bead 62.

Preferably, in combination with the above scheme, in order to ensure uniform light transmission, as shown in fig. 4, a plurality of groups of light guide teeth 54 are arranged on the lower end surface of the light guide plate 5 at intervals in parallel along the length direction of the light guide plate 5, and the split front dome lamp is more attractive through the structure.

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

The whole light emergent surface of the transparent part 11 of the double-color mask 1 in the split type touch automobile front dome lamp structure is a touch area, and the control of the on and off of the dome lamp can be realized by lightly touching any position of the transparent part 11 of the double-color mask 1, so that blind operation is realized. The integrated double-color mask 1 is realized through a double-color injection molding process, wherein the outer layer material is transparent, and the inner layer material is opaque and has the same color as the whole vehicle ceiling. The integrated dodging crystal 3 uniformly diffuses the light rays of the LED lamp beads 51 to the light emitting area of the whole dome lamp, and when the dome lamp is lighted, the light emitting surface of the integrated double-color mask 1 simultaneously reflects backlight brightness and reading lamp illumination and is more attractive.

In the description of the present utility model, it should be understood that the terms such as "upper", "lower", "front", "rear", "left", "right", "bottom", "inner", "outer", "one end", "one side", "both ends", "both sides", etc. indicate orientations or positional relationships based on the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

While the utility model has been described above by way of example with reference to the accompanying drawings, it will be apparent that the utility model is not limited to the specific embodiments described above, but is intended to cover various modifications of the method concepts and technical solutions of the utility model, or applications without modifications, as such are within the scope of the utility model.

Claims (10)

1. A split type touch automobile front ceiling lamp structure comprises a shell (4), wherein a circuit board (6) is arranged in the shell (4), two groups of first LED lamp beads (61) are arranged at positions, close to the middle, of the circuit board (6), a group of second LED lamp beads (62) are arranged on the left side and the right side 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) towards the first LED lamp beads (61), a second light guide part (52) is arranged on the other side of the light guide plate (5) towards the second LED lamp beads (62), and a light guide boss (53) is arranged at the position, corresponding to the second light guide part (52), of the light guide plate (5).

2. The split type touch automobile front ceiling lamp structure according to claim 1, characterized in that a light homogenizing crystal (3) is arranged at a position above a light guide plate (5) in a shell (4), a light-transmitting and shading double-color mask (1) is arranged above the shell (4) and the light homogenizing crystal (3), a touch film (14) is arranged on the lower end face of the double-color mask (1), and the touch film (14) is electrically connected with a circuit board (6).

3. The split type touch automobile front ceiling lamp structure according to claim 2, wherein the two-color mask (1) comprises a transparent part (11) and an opaque part (12), the transparent part (11) is correspondingly arranged above the dodging crystal (3), and the opaque part (12) is arranged at the outer edge of the corresponding dodging crystal (3).

4. The split type touch automotive ceiling lamp structure according to claim 3, wherein the transparent portion (11) and the opaque portion (12) are integrally formed by two-shot molding, and the opaque portion (12) is disposed on a lower end surface of the transparent portion (11).

5. The split type touch automobile front ceiling lamp structure according to claim 2, wherein a decorative cover (2) is arranged between the two-color mask (1) and the shell (4), and the decorative cover (2) is connected with the shell (4) in a clamping manner.

6. The split touch automotive ceiling lamp structure according to claim 5, wherein the decorative cover (2) limits the light homogenizing crystal (3) on the inner wall of the housing (4).

7. The split type touch automobile front ceiling lamp structure according to claim 6, wherein an inner limit groove (30) is formed in a position, close to the outer edge, of the dodging crystal (3), an outer limit groove (10) is formed between the lower end face of the double-color mask (1) and the upper end face of the 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).

8. The split type touch automobile front ceiling lamp structure according to claim 1, wherein the light guide plate (5), the first LED lamp beads (61) and the second LED lamp beads (62) are symmetrically arranged with the middle of the circuit board (6) as a center.

9. The split touch automotive headlights of claim 1, wherein the second light guide (52) is a truncated cone structure, and the diameter of the end of the second light guide close to the second LED lamp bead (62) is smaller, and the diameter of the end of the second light guide far from the second LED lamp bead (62) is larger.

10. The split type touch automobile front ceiling lamp structure according to claim 1, wherein a plurality of groups of light guide teeth (54) are arranged on the lower end face of the light guide plate (5) at intervals in parallel along the length direction of the light guide plate (5).