CN221171908U - Assembling structure of light shield - Google Patents

Abstract

The utility model belongs to the technical field of car lights, and particularly relates to an assembly structure of a light shield, which comprises the following components: a plurality of first buckles and second buckles are arranged at one end of the light shield in the length direction; the other end of the light shield in the length direction is provided with a first positioning part and a second positioning part; one end of the bracket in the length direction is provided with a plurality of first buckling bosses and second buckling bosses; the other end of the bracket in the length direction is provided with a first positioning groove and a second positioning groove; the first positioning part and the second positioning part are respectively embedded into the first positioning groove and the second positioning groove and are rotatably connected relative to the bracket, the first buckle and the second buckle are respectively detachably connected with the first buckle boss and the second buckle boss, and an accommodating space is formed between the light shield and the bracket; the light guide is arranged in the accommodating space; the LED module is connected at the one end that the light guide is close to first buckle and second buckle, and the assembly structure of this kind of lens hood has reduce cost, assembly flexibility and adaptation degree higher effect.

Description

Assembling structure of light shield

Technical Field

The utility model belongs to the technical field of car lamps, and particularly relates to an assembly structure of a light shield.

Background

In recent years, the light guide is increasingly widely applied to car lamp parts, and the light guide scheme in the prior art has obvious advantages in cost and attractive appearance; however, the light guide scheme in the prior art has defects that, in the light guide, one end close to the LED is called a light inlet end, the light intensity and the energy are large due to the fact that the light guide is close to the LED, a high-brightness area is easy to generate, and the overall lighting effect of the lamp is at risk of uneven brightness.

In order to solve the problems, the prior art adopts physical shading, namely, a single shading cover is matched at the light inlet end part of the light guide to carry out shading; the light shield is generally assembled with the light guide directly or indirectly through other connectors, and the most common modes in the prior art assembly structure are clamping and screw locking.

For example, in the prior art, a light guide bar shading and mounting mechanism with a publication number of CN219300578U comprises a light guide bar, a decorative frame and a light guide bracket; the bottom of the light guide strip is provided with a shading bracket, the right side of the shading bracket is provided with an opening, the light guide strip is embedded in the opening, the lower part of the shading bracket is provided with a mounting bracket, and the bottom of the light guide strip penetrates into the mounting bracket; the shading bracket is fixed in a screw locking mode, but the requirement on the structural space of the screw is large, and the screw cannot be adopted under the condition of insufficient structural space; for example, in the prior art, a light guide atmosphere lamp with publication number CN216715950U comprises a light guide support, a light guide, a circuit board and a shading cover plate, and the shading cover plate of the light guide atmosphere lamp is integrated to include a lamp cap and a shading cover, so that the structure of the atmosphere lamp can be simplified, but the simple clamping structure is suitable for a linear light guide, the modeling is simpler, the situation of excessive bending is avoided, and even when other parts interfere in the clamping stroke, a single clamping mode cannot be applied.

The prior art solutions described above have the following drawbacks: the assembly is tedious and is easily influenced by other parts on the clamping stroke.

Disclosure of utility model

The utility model aims to provide an assembly structure of a light shield, which solves the technical problems of complex assembly and easiness in being influenced by other parts on a clamping stroke, and achieves the purposes of simplifying an assembly process, enabling assembly to be flexible and reliable and improving adaptability of a light guide.

In order to solve the above technical problems, the present utility model provides an assembly structure of a light shield, including:

The light shield comprises a light shield body, wherein one end of the light shield body in the length direction is provided with a plurality of first buckles and second buckles, and the first buckles and the second buckles are oppositely arranged on two sides of the light shield body; the other end of the light shield in the length direction is provided with a first positioning part and a second positioning part, and the first positioning part and the second positioning part are oppositely arranged at two sides of the light shield;

The bracket is provided with a plurality of first buckling bosses and second buckling bosses at one end in the length direction, and the first buckling bosses and the second buckling bosses are oppositely arranged at two sides of the bracket; the other end of the bracket in the length direction is provided with a first positioning groove and a second positioning groove;

the first positioning part and the second positioning part are respectively embedded into the first positioning groove and the second positioning groove and are rotatably connected relative to the bracket, the first buckle and the second buckle are respectively detachably connected with the first buckle boss and the second buckle boss, and an accommodating space is formed between the light shield and the bracket;

a light guide disposed in the accommodation space;

The LED module is connected to one end of the light guide, which is close to the first buckle and the second buckle.

Further, a limiting rib is arranged on the light shield, and a limiting groove corresponding to the position of the limiting rib is arranged on the bracket;

the limiting ribs are inserted into the limiting grooves.

Further, the cross section size of one end, close to the support, of the limiting rib is gradually increased to the cross section size of one end, far away from the limiting rib, of the limiting rib.

Further, openings are respectively formed in the first buckle and the second buckle, and the first buckle boss and the second buckle boss are respectively inserted into the two openings;

The direction perpendicular to the end face of the first buckle, where the first buckle is arranged on the light shield, is defined as a first direction, and a clamping amount is reserved between the first buckle and the first buckle boss in the first direction, wherein the clamping amount is larger than or equal to 0.1mm.

Further, the first positioning part and the second positioning part are cylinders, and extend to opposite axial directions respectively, wherein the extension is greater than or equal to 1mm;

The side of first location portion with the side of second location portion has seted up first direction tangent plane, first direction tangent plane with the axis of first location portion with the second location portion is parallel.

Further, a second guiding tangential plane is respectively arranged on one side, far away from the bracket, of the first positioning groove and the second positioning groove, and the second guiding tangential plane is parallel to the first guiding tangential plane.

Further, the outside of the light shield can be detachably connected with a lampshade.

The beneficial effects of the utility model are as follows:

1. Compared with the traditional assembly scheme, the assembly structure of the light shield avoids the complicated process problem caused by screw locking, and reduces the cost.

2. During assembly, the limiting ribs and the limiting grooves are matched for limiting, and the clamping connection is carried out through the clamping buckles and the clamping buckle bosses, so that the assembly is more flexible and reliable.

3. When the light guide is in an arc shape, the light shield and the light guide are higher in modeling adaptation degree by means of limiting and then rotating clamping installation, and light blocking is facilitated.

In order to make the above objects, features and advantages of the present utility model more comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of a split structure of a preferred embodiment of an assembly structure of a light shield of the present utility model;

FIG. 2 is a schematic view of a light shield of a preferred embodiment of an assembled structure of the light shield of the present utility model;

FIG. 3 is a schematic view showing the structure of a bracket of a preferred embodiment of an assembling structure of a sunshade according to the present utility model;

Fig. 4 is a schematic structural view of a first positioning groove and a first positioning portion or a second positioning groove and a second positioning portion of an assembly structure of a light shield according to an embodiment of the present utility model;

fig. 5 is a cross-sectional view of a preferred embodiment of an assembled structure of a light shield of the present utility model.

In the figure:

1. A light shield; 2. a bracket; 3. a light guide; 4. an LED module; 5. a first buckle; 6. a second buckle; 7. a first positioning portion; 8. a second positioning portion; 9. a first snap boss; 10. a second snap boss; 11. a first positioning groove; 12. a second positioning groove; 13. a limit rib; 14. a limit groove; 15. a first guide section; 16. a second guide section; 17. a lampshade.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples:

As shown in fig. 1 to 5, a preferred embodiment of an assembling structure of a light shield, as shown in fig. 1, includes: as shown in fig. 2, one end of the light shield 1 in the length direction is provided with a plurality of first buckles 5 and second buckles 6, and the first buckles 5 and the second buckles 6 are oppositely arranged at two sides of the light shield 1; the other end of the light shield 1 in the length direction is provided with a first positioning part 7 and a second positioning part 8, and the first positioning part 7 and the second positioning part 8 are oppositely arranged at two sides of the light shield 1.

As shown in fig. 3, a plurality of first buckling bosses 9 and second buckling bosses 10 are arranged at one end of the bracket 2 in the length direction, and the first buckling bosses 9 and the second buckling bosses 10 are oppositely arranged at two sides of the bracket 2; the other end of the bracket 2 in the length direction is provided with a first positioning groove 11 and a second positioning groove 12.

The first positioning part 7 and the second positioning part 8 are cylinders, the first positioning part 7 and the second positioning part 8 respectively extend towards opposite axial directions, and the extension is more than or equal to 1mm; the side surfaces of the first positioning part 7 and the second positioning part 8 are provided with a first guiding tangent plane 15, and the first guiding tangent plane 15 is parallel to the axes of the first positioning part 7 and the second positioning part 8; the first positioning part 7 and the second positioning part 8 are respectively embedded in the first positioning groove 11 and the second positioning groove 12 and are rotatably connected relative to the bracket 2.

The first positioning groove 11 and the second positioning groove 12 are provided with a second guiding tangential surface 16 on one side far away from the bracket 2, the second guiding tangential surface 16 is parallel to the first guiding tangential surface 15, and the first guiding tangential surface 15 and the second guiding tangential surface 16 are matched with each other to form a first assembly guiding mechanism for guiding the first positioning part 7 and the second positioning part 8 to be respectively embedded into the first positioning groove 11 and the second positioning groove 12.

It should be noted that: as shown in fig. 4, the light shield 1 is connected with the bracket 2, first, the first positioning portion 7 and the second positioning portion 8 are respectively embedded into the first positioning groove 11 and the second positioning groove 12 to form rotatable connection between the light shield 1 and the bracket 2, taking the first positioning portion 7 and the first positioning groove 11 as an example, the first assembly guiding mechanism passes through the first guiding tangential surface 15 and the second guiding tangential surface 16 which are parallel to each other, during the process of embedding the first positioning portion 7 into the first positioning groove 11, the first guiding tangential surface 15 on the first positioning portion 7 and the second guiding tangential surface 16 on the first positioning groove 11 are contacted in advance and move in a friction manner, so that the first positioning portion 7 slides into the first positioning groove 11 along the guiding of the second guiding tangential surface 16, the first positioning portion 7 is accurately embedded into the first positioning groove 11, and the second positioning portion 8 and the second positioning groove 12 are identical to each other, thus completing the relative rotation connection between the light shield 1 and the bracket 2.

The first buckle 5 and the second buckle 6 are respectively provided with an opening, and the first buckle boss 9 and the second buckle boss 10 are respectively inserted into the two openings; defining the direction perpendicular to the end face of the light shield 1, where the first buckle 5 is arranged, as a first direction, wherein a clamping amount is reserved between the first buckle 5 and the first buckle boss 9 in the first direction, and the clamping amount is greater than or equal to 0.1mm; the first buckle 5 and the second buckle 6 are respectively connected with the openings of the first buckle boss 9 and the second buckle boss 10 in a clamping way to realize detachable connection, and an accommodating space is formed between the light shield 1 and the bracket 2.

It should be noted that: after the light shield 1 and the support 2 are rotatably connected, the light shield 1 is rotated to enable the light shield 1 to be pressed downwards along the first direction to be attached to the support 2, the first buckle boss 9 is clamped with the first buckle 5, the second buckle boss 10 is clamped with the second buckle 6, and connection between the light shield 1 and the support 2 is completed.

The light shield 1 is provided with a limit rib 13, and the bracket 2 is provided with a limit groove 14 corresponding to the limit rib 13 in position; the limiting ribs 13 are inserted into the limiting grooves 14; when the limiting rib 13 is inserted into the limiting groove 14, the end with the smallest cross section of the limiting rib 13 is embedded into the limiting groove 14, and the embedding guide of the limiting rib 13 is carried out through the side surface with the gradient of the limiting rib 13, so that a second assembly guide mechanism is formed.

It should be noted that: after the light shield 1 and the support 2 are connected in a relative rotation mode, the second assembly guide mechanism plays a role before the light shield 1 and the support 2 are connected in a final mode, specifically, before the first buckle boss 9 and the first buckle 5 are clamped, one end with the smallest section of the limiting rib 13 is embedded into the limiting groove 14, the side face, with the gradient, of the limiting rib 13 is used for guiding the embedding of the limiting rib 13, the limiting groove 14 is accurately inserted into the limiting rib 13, at the moment, the moving path between the first buckle boss 9 and the first buckle 5 is also limited by the embedding of the limiting groove 14 and the limiting rib 13, smooth clamping between the first buckle boss 9 and the first buckle 5 is achieved, and the light shield 1 is accurately installed with the support 2.

Furthermore, the preferred embodiment of the present utility model further comprises: a light guide 3, the light guide 3 is arranged in the accommodating space, the shape of the light guide 3 comprises, but is not limited to, a circular arc shape, and the trend of the light guide 3 is consistent with that of the light shield 1; the LED module 4 is connected to one end of the light guide 3, which is close to the first buckle 5 and the second buckle 6; the lamp shade 17, the outside of the light shield 1 can be dismantled and be connected with lamp shade 17.

To sum up, as shown in fig. 5, the connection process between the light shield 1 and the bracket 2 is that firstly the light guide 3 and the bracket 2 are clamped, then the first positioning part 7 and the second positioning part 8 which are cylinders are respectively embedded into the first positioning groove 11 and the second positioning groove 12 under the guiding action of the first assembly guiding mechanism, so that the light shield 1 is rotatably connected with the bracket 2, then the light shield 1 rotates around the first positioning part 7 and the second positioning part 8 as the shaft, the light shield 1 is pressed downwards along the first direction and is close to the bracket 2, at the moment, the limiting rib 13 is inserted into the limiting groove 14 and is guided by the second assembly guiding mechanism, so that the first buckle 5 and the second buckle 6 on the light shield 1 are respectively clamped with the first buckle boss 9 and the second buckle boss 10 on the bracket 2, and the connection between the light shield 1 and the bracket 2 is completed; then the lampshade 17 is clamped with the bracket 2, and finally the LED module 4 is clamped with the light guide 3.

The components selected in the application are all universal standard components or components known to the person skilled in the art, and the structure and principle of the components are all known to the person skilled in the art through technical manuals or through routine experimental methods.

In the description of embodiments of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of 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. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

With the above-described preferred embodiments according to the present utility model as an illustration, the above-described descriptions can be used by persons skilled in the relevant art to make various changes and modifications without departing from the scope of the technical idea of the present utility model. The technical scope of the present utility model is not limited to the description, but must be determined according to the scope of claims.

Claims (7)

1. An assembling structure of a light shield, comprising:

The light shielding device comprises a light shielding cover (1), wherein one end of the light shielding cover (1) in the length direction is provided with a plurality of first buckles (5) and second buckles (6), and the first buckles (5) and the second buckles (6) are oppositely arranged on two sides of the light shielding cover (1); the other end of the light shield (1) in the length direction is provided with a first positioning part (7) and a second positioning part (8), and the first positioning part (7) and the second positioning part (8) are oppositely arranged at two sides of the light shield (1);

The bracket comprises a bracket (2), wherein one end of the bracket (2) in the length direction is provided with a plurality of first buckling bosses (9) and second buckling bosses (10), and the first buckling bosses (9) and the second buckling bosses (10) are oppositely arranged at two sides of the bracket (2); the other end of the bracket (2) in the length direction is provided with a first positioning groove (11) and a second positioning groove (12);

The first positioning part (7) and the second positioning part (8) are respectively embedded into the first positioning groove (11) and the second positioning groove (12) and are rotatably connected relative to the bracket (2), the first buckle (5) and the second buckle (6) are respectively detachably connected with the first buckle boss (9) and the second buckle boss (10), and an accommodating space is formed between the light shield (1) and the bracket (2);

-a light guide (3), the light guide (3) being arranged in the accommodation space;

The LED module (4), the LED module (4) is connected the one end that light guide (3) is close to first buckle (5) with second buckle (6).

2. The assembling structure of a light shield as recited in claim 1, wherein,

A limiting rib (13) is arranged on the light shield (1), and a limiting groove (14) corresponding to the limiting rib (13) is arranged on the bracket (2);

The limiting ribs (13) are inserted into the limiting grooves (14).

3. The assembling structure of a light shield as recited in claim 2, wherein,

The cross section size of one end, close to the support (2), of the limiting rib (13) is gradually increased to the cross section size of one end, far away from the spacing rib (13).

4. A light shield assembly structure as recited in claim 3, wherein,

Openings are respectively arranged on the first buckle (5) and the second buckle (6), and the first buckle boss (9) and the second buckle boss (10) are respectively inserted into the two openings;

the direction perpendicular to the end face of the first buckle (5) arranged on the light shield (1) is defined as a first direction, and a clamping amount is reserved between the first buckle (5) and the first buckle boss (9) in the first direction, wherein the clamping amount is larger than or equal to 0.1mm.

5. The assembling structure of a light shield as recited in claim 4, wherein,

The first positioning part (7) and the second positioning part (8) are cylinders, the first positioning part (7) and the second positioning part (8) respectively extend towards opposite axial directions, and the extension is greater than or equal to 1mm;

The side of first location portion (7) with second location portion (8) has seted up first direction tangent plane (15), first direction tangent plane (15) with the axis of first location portion (7) with second location portion (8) is parallel.

6. The assembling structure of a light shield as recited in claim 5, wherein,

The first positioning groove (11) and one side, far away from the support (2), of the second positioning groove (12) are respectively provided with a second guiding tangential plane (16), and the second guiding tangential plane (16) and the first guiding tangential plane (15) are parallel.

7. The assembling structure of a light shield as recited in claim 6, wherein,

The outer side of the light shield (1) is detachably connected with a lampshade (17).