CN209819435U - Novel light guide mounting structure - Google Patents

Abstract

The utility model discloses a novel light guide mounting structure, which comprises a bracket and a light guide, wherein the light guide comprises a light guide body, a plurality of clamping bulges are fixed on the light guide body, a clamping port matched with the light guide is arranged on the bracket, an inner stretching plate is formed on the bracket by extending around the clamping port, a plurality of sliding grooves are arranged on the inner side wall of the clamping port at intervals, a plurality of clamping grooves are arranged on the inner stretching plate of the bracket, and a plurality of abutting convex strips are arranged on the inner side wall of the inner stretching plate; the constant head tank has still been seted up to one side that is close to the joint mouth on the support, and the opposite side that is close to the joint mouth on the support forms the limiting plate, and one side of light guide body is fixed with the locating piece that can imbed in the constant head tank, and the opposite side of light guide body forms and supports tight piece with limiting plate matched with. The utility model discloses a simple structure, and simple to operate, the fixed mode through the joint has replaced traditional screw fixation mode, has reduced the material of the external installation angle of light guide, material saving cost.

Description

Novel light guide mounting structure

Technical Field

The utility model relates to a vehicle lighting technology, more specifically say, it relates to a novel light guide mounting structure.

Background

With the development of LEDs in the field of automotive lighting, the application of light guide structures in automotive lighting is also becoming more and more common. The light guide is a structural member for guiding light emitted by the LED from the PCB to the front panel or the emitting position, and the structural member is generally made of PC material or PMMA material, and has a good light guiding performance. At present, the light guide fixing structure needs to be reversely fixed by a screw in a mode of enlarging a mounting angle, the material development cost is increased, and the space utilization rate is low.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model provides a novel light guide mounting structure, this simple structure, simple to operate, and material saving development cost.

In order to achieve the above purpose, the utility model provides a following technical scheme: a novel light guide installation structure comprises a support and a light guide clamped with the support, wherein the light guide comprises a light guide body and an optical surface arranged on the light guide body, a plurality of clamping protrusions are fixed on the light guide body around the light guide body, a clamping port matched with the light guide is formed in the support, an inner extending plate is formed on the support by extending towards the inner side of the support around the clamping port, a plurality of sliding grooves for the clamping protrusions to slide towards the inner side of the support are formed in the inner side wall of the clamping port, the plurality of sliding grooves are formed around the clamping port, a plurality of clamping grooves communicated with the sliding grooves are formed in the inner extending plate of the support, a plurality of abutting convex strips are arranged on the inner side wall of the inner extending plate towards the direction of the clamping port, and the thickness of the abutting; a positioning groove is further formed in one side, close to the clamping interface, of the support, a limiting plate is formed by protruding the other side, close to the clamping interface, of the support, a positioning block capable of being embedded into the positioning groove is fixed on one side of the light guide body, and a pressing block matched with the limiting plate is formed on the other side of the light guide body; the light guide inserts the joint mouth on the support, and the chucking arch slides along the spout and during the draw-in groove of the board of stretching in embedding, supports tight sand grip and supports tight light guide body to joint mouth central direction, and in the locating piece embedding constant head tank of support of light guide body one side, the tight piece of supporting of light guide body opposite side supported the limiting plate on the tight support, and then fixes the light guide on the support. Therefore, the traditional screw fixing mode is replaced by the clamping fixing mode, the material of the mounting angle additionally arranged on the light guide is reduced, and the material cost is saved; in the aspect of space modeling, the space occupancy rate is small, and the development of a sheet metal designer is facilitated.

Preferably, the clamping interface is in a trapezoid shape, the inner side wall of the clamping interface comprises two long side walls and two short side walls, the two long side walls are oppositely arranged, one short side wall is oppositely arranged, one long side wall is provided with two sliding grooves, one abutting convex strip is arranged between the two sliding grooves, the other long side wall of the clamping interface is provided with two abutting convex strips, and one sliding groove is arranged between the two abutting convex strips; one of the short side walls is provided with the positioning groove, and one side of the other short side wall is provided with the limiting plate. Like this, the spout with support tight sand grip and distribute around the joint mouth is in turn, make the chucking between light guide and the support and support tight distribution in turn to can improve the fixed strength of support and light guide.

Preferably, the two short side walls are respectively provided with one abutting convex strip.

Preferably, the width of the abutting convex strip is gradually increased from the outside to the inside.

Preferably, the limiting plate is provided with a first inclined surface, the first inclined surface is inclined towards the center of the clamping interface along the direction from outside to inside, and the abutting block on the support is provided with a second inclined surface matched with the first inclined surface on the limiting plate. When the installation light guide, make the second inclined plane on the tight piece of support on the first inclined plane laminating support on the limiting plate on the light guide, then promote the inboard motion of light guide support, the light guide moves to the support direction along first inclined plane until in the locating piece embedding constant head tank on the light guide to and in the recess on the board is stretched in the protruding embedding of chucking, first inclined plane on the limiting plate cooperatees with the second inclined plane on supporting tight piece, plays the effect of guide, makes things convenient for the smooth joint of light guide on the joint mouth of support.

Preferably, one side that is located the constant head tank on the joint interface still is equipped with the mounting groove. Like this, the setting up of mounting groove makes and remains the space between the inside wall of light guide body and joint interface, makes things convenient for the installation of light guide.

Preferably, a shading strip is fixed on the outer side wall of the bracket close to the card inlet interface.

In summary, the utility model has simple structure and convenient installation, and the traditional screw fixing mode is replaced by the clamping fixing mode, thereby reducing the material of the installation angle additionally arranged on the light guide and saving the material cost; in the aspect of space modeling, the space occupancy rate is small, and the development of a sheet metal designer is facilitated.

Drawings

FIG. 1 is a schematic view of the structure of a holder and light guide assembly of the present invention;

fig. 2 is a schematic structural view of a light guide according to the present invention;

fig. 3 is a schematic structural view of the bracket of the present invention;

fig. 4 is a rear view of the bracket of the present invention;

FIG. 5 is a rear view of the bracket and light guide assembly of the present invention;

FIG. 6 is a cross-sectional view of a bracket and light guide assembly of the present invention;

FIG. 7 is an enlarged view taken at A of FIG. 3;

FIG. 8 is an enlarged view of FIG. 3 at B;

fig. 9 is a schematic view of another viewing angle of the light guide according to the present invention.

Reference numerals: 1. a support; 2. a light guide; 3. a light guide body; 4. clamping the bulge; 5. a card interface; 6. an inwardly extending plate; 7. a chute; 8. a card slot; 9. tightly abutting the convex strip; 10. positioning a groove; 11. a limiting plate; 12. positioning blocks; 13. a propping block; 14. a first inclined plane; 15. a second inclined plane; 16. mounting grooves; 17. and (4) a shading strip.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

The embodiment discloses a novel light guide mounting structure, as shown in fig. 1, fig. 2 and fig. 3, which includes a support 1 and a light guide 2 clamped with the support 1, the light guide 2 includes a light guide body 3 and an optical surface arranged on the light guide body 3, the optical surface is arranged on the outer side of the support 1, a plurality of clamping protrusions 4 are fixed on the light guide body 3 around the light guide body 3, a clamping interface 5 matched with the light guide 2 is arranged on the support 1, the size of the clamping interface 5 is larger than that of the light guide 2, as shown in fig. 2, fig. 3 and fig. 4, an inner extension plate 6 is formed on the support 1 and extends towards the inner side of the support 1 around the clamping interface 5, a plurality of sliding grooves 7 for the clamping protrusions 4 to slide towards the inner side of the support 1 are arranged on the inner side wall of the clamping interface 5, the plurality of sliding grooves 7 are arranged around the clamping interface 5, a plurality of clamping grooves 8 communicated with, a plurality of abutting convex strips 9 are arranged on the inner side wall of the inner extending plate 6 towards the direction of the clamping port 5, the thickness of the abutting convex strips 9 is gradually increased from outside to inside, and the width of the abutting convex strips 9 is gradually increased from outside to inside; as shown in fig. 7, 8 and 9, a positioning groove 10 is further formed in one side of the bracket 1 close to the card interface 5, a limiting plate 11 is formed by protruding the other side of the bracket 1 close to the card interface 5, a positioning block 12 capable of being embedded into the positioning groove 10 is fixed on one side of the light guide body 3, and a abutting block 13 matched with the limiting plate 11 is formed on the other side of the light guide body 3; as shown in fig. 1, 4 and 5, the light guide 2 is inserted into the clamping opening 5 of the support 1, the clamping protrusion 4 slides along the sliding groove 7 and is embedded into the clamping groove 8 of the inner extending plate 6, the clamping protrusion strip 9 tightly supports the light guide body 3 towards the center direction of the clamping opening 5, the positioning block 12 on one side of the light guide body 3 is embedded into the positioning groove 10 of the support 1, the clamping block 13 on the other side of the light guide body 3 tightly supports the limiting plate 11 on the support 1, and the light guide 2 is fixed on the support 1. Therefore, the abutting convex strips 9 on the bracket 1 abut against the light guide body 3 in the central direction of the clamping interface 5, and the light guide body 3 is endowed with the trend of moving towards the outer side of the bracket 1; the clamping bulge 4 on the light guide body 3 is embedded into the clamping groove 8, so that the light guide 2 is limited to move towards the outer side of the bracket 1; in addition, a positioning block 12 on the light guide body 3 is embedded into a positioning groove 10 on the support 1, and a pressing block 13 on the light guide body 3 presses against a limiting plate 11 on the support 1, so that the light guide body 3 is limited from moving towards the inner side of the support 1; thereby fixing the light guide 2 to the holder 1. The structure is simple, the installation is convenient, the traditional screw fixing mode is replaced by the clamping fixing mode, the material of the installation angle additionally arranged on the light guide 2 is reduced, and the material cost is saved; in the aspect of space modeling, the space occupancy rate is small, and the development of a sheet metal designer is facilitated.

As shown in fig. 2 and 3, the card interface 5 is a trapezoid, the light guide 2 is also a trapezoid, the inner side wall of the card interface 5 includes two long side walls which are oppositely arranged and two short side walls which are oppositely arranged, one of the long side walls is provided with two sliding grooves 7, one abutting convex strip 9 is arranged between the two sliding grooves 7, the other long side wall is provided with two abutting convex strips 9, and one sliding groove 7 is arranged between the two abutting convex strips 9; like this, spout 7 with support tight sand grip 9 and distribute around joint interface 5 is in turn, make the chucking between light guide 2 and the support 1 with support tight distribution in turn to can improve support 1 and light guide 2's fixed strength. Set up constant head tank 10 on one of them short lateral wall of joint interface 5, one side of another short lateral wall sets up limiting plate 11, in addition, sets up one respectively on two short lateral walls and supports tight sand grip 9.

As shown in fig. 2, 8 and 9, the limiting plate 11 is provided with a first inclined surface 14, the first inclined surface 14 is inclined toward the center of the card interface 5 from the outside to the inside, and the abutting block 13 on the bracket 1 is provided with a second inclined surface 15 matched with the first inclined surface 14 on the limiting plate 11. When installing light guide 2, make the first inclined plane 14 on the limiting plate 11 on the light guide 2 laminate the second inclined plane 15 on the tight piece 13 that supports on the support 1, then promote light guide 2 to the inboard motion of support 1, light guide 2 moves to support 1 direction along first inclined plane 14, until the locating piece 12 on the light guide 2 imbeds in the constant head tank 10, and in the card slot 8 on the board 6 is stretched in the embedding of chucking arch 4, first inclined plane 14 on the limiting plate 11 cooperatees with the second inclined plane 15 on the tight piece 13 that supports, play the effect of guide, make things convenient for smooth joint of light guide 2 on the joint mouth 5 of support 1.

As shown in fig. 7, a mounting groove 16 is further formed on the side of the positioning groove 10 of the card interface 5. Like this, the setting of mounting groove 16 makes and remains the space between the inside wall of light guide body 3 and joint interface 5, makes things convenient for the installation of light guide 2. A shading strip 17 is fixed on the outer side wall of the bracket 1 close to the card inlet interface 5.

The directions given in the present embodiment are merely for convenience of describing positional relationships between the respective members and the relationship of fitting with each other. It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (7)

1. A novel light guide mounting structure is characterized in that: comprises a bracket (1) and a light guide (2) clamped with the bracket (1), wherein the light guide (2) comprises a light guide body (3) and an optical surface arranged on the light guide body (3), a plurality of clamping protrusions (4) are fixed on the light guide body (3) around the light guide body, a clamping interface (5) matched with the light guide (2) is arranged on the bracket (1), an inner extension plate (6) is formed on the bracket (1) around the clamping interface (5) and extends towards the inner side of the bracket (1), a plurality of sliding chutes (7) for the clamping protrusions (4) to slide towards the inner side of the bracket (1) are arranged on the inner side wall of the clamping interface (5), a plurality of sliding chutes (7) are arranged around the clamping interface (5), a plurality of clamping grooves (8) communicated with the sliding chutes (7) are arranged on the inner extension plate (6) of the bracket (1), a plurality of clamping convex strips (9) are arranged on the inner side wall of the inner extension plate (6) towards the direction of the clamping interface, the thickness of the abutting convex strip (9) is gradually increased from the outside to the inside; a positioning groove (10) is further formed in one side, close to the clamping port (5), of the support (1), the other side, close to the clamping port (5), of the support (1) protrudes outwards to form a limiting plate (11), a positioning block (12) capable of being embedded into the positioning groove (10) is fixed on one side of the light guide body (3), and a pressing block (13) matched with the limiting plate (11) is formed on the other side of the light guide body (3); light guide (2) insert joint mouth (5) on support (1), chucking arch (4) slide and imbed in draw-in groove (8) of stretching board (6) along spout (7), support tight sand grip (9) and support tight light guide body (3) to joint mouth (5) central direction, locating piece (12) the embedding of light guide body (3) one side is in constant head tank (10) of support (1), the tight piece (13) of supporting of light guide body (3) opposite side supports limiting plate (11) on tight support (1), and then fixes light guide (2) on support (1).

2. The novel light guide mounting structure of claim 1, wherein: the clamping interface (5) is in a trapezoid shape, the inner side wall of the clamping interface (5) comprises two long side walls and two short side walls, the two long side walls are oppositely arranged, one short side wall is oppositely arranged, one long side wall is provided with two sliding grooves (7), one abutting convex strip (9) is arranged between the two sliding grooves (7), the other long side wall of the clamping interface (5) is provided with two abutting convex strips (9), and one sliding groove (7) is arranged between the two abutting convex strips (9); one of the short side walls is provided with the positioning groove (10), and one side of the other short side wall is provided with the limiting plate (11).

3. The novel light guide mounting structure of claim 2, wherein: the two short side walls are respectively provided with one abutting convex strip (9).

4. A novel light guide mounting structure according to claim 2 or 3, wherein: the width of the abutting convex strip (9) is gradually increased from outside to inside.

5. The novel light guide mounting structure of claim 2, wherein: be equipped with first inclined plane (14) on limiting plate (11), first inclined plane (14) are along the center slope of outside-in direction to joint interface (5), support on (1) support tight piece (13) be equipped with limiting plate (11) on first inclined plane (14) matched with second inclined plane (15).

6. The novel light guide mounting structure of claim 5, wherein: and a mounting groove (16) is also formed in one side, located on the positioning groove (10), of the clamping interface (5).

7. The novel light guide mounting structure of claim 1, wherein: and a shading strip (17) is fixed on the outer side wall of the bracket (1) close to the card inlet interface (5).