Automobile LED matrix module

Abstract

The utility model discloses an automobile LED matrix module which comprises an annular shell, two inner supporting rings are integrally formed in the annular shell in an injection molding mode, and LED lamp strips are fixed to the top faces of the two inner supporting rings. According to the LED lamp, the heat dissipation ring is installed on the bottom face of the annular shell in the gluing mode, the heat dissipation ring is connected with the LED lamp strip in the annular shell through the heat conduction silica gel layer, and when the LED lamp strip dissipates heat, heat generated by the LED lamp strip can be transferred to the heat dissipation ring with the heat conduction silica gel layer as a conduction structure; according to the heat dissipation module, the heat dissipation ring is arranged on the light-transmitting cover, the heat dissipation convex columns arranged on the bottom face of the heat dissipation ring in a surrounding mode are used for further conducting heat, and the heat conduction surface area of the module is increased to the maximum extent; the clamping pieces of the V-shaped structures are arranged on the light-transmitting cover and the heat dissipation ring respectively; therefore, the plurality of V-shaped clamping pieces on the opposite surfaces of the light-transmitting cover and the heat dissipation ring can keep a clamping state with the inner wall surface of the annular shell, and the LED lamp has the advantage of being easy and rapid to assemble.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile lighting, in particular to an automobile LED matrix module. Background Art

[0002] With the continuous development of automobile lighting technology, automobile headlights have become an important way to express the personality and grade of automobile appearance, and are also a key factor that consumers pay more and more attention to when choosing a car model for driving safety considerations. At present, the mainstream types of automobile headlights are halogen lamps, xenon lamps and LED lamps. Among them, LED headlights, as a new force, have many advantages.

[0003] After searching, the announcement number CN209054495U discloses a matrix LED headlight module, including a cover plate and a mounting seat, the front of the cover plate is inlaid with a transparent cover, the two sides of the front of the cover plate are provided with a rotating groove, the two sides of the back of the cover plate are fixedly installed with a card plate, and the middle part of the front of the mounting seat is provided with a mounting cavity. The matrix LED headlight module is convenient for installing the cover plate through the coordinated use of the card plate, the fixing seat, the limit slider, the limit slide groove, the clamping spring, the connecting plate, the card groove, the arc card ball, the reset spring and the extrusion plate, and the rotation groove, the threaded rod, the threaded sleeve, the trapezoidal protrusion, the extrusion rod, the limit slider and the guide slide rod, so as to realize the disassembly of the cover plate. When the matrix LED headlight is aged or damaged and needs to be replaced, it can be replaced without opening the hood of the car, which reduces the steps of disassembly and the difficulty of replacement, so as to facilitate the user to replace the matrix LED headlight, reduce the time spent on replacement, and improve work efficiency.

[0004] However, the above scheme does not disclose the assembly structure and heat dissipation structure of the LED matrix module, which is not conducive to the quick assembly and heat dissipation of the LED matrix module, and it is difficult to meet the current requirements of quick production and high heat dissipation of the LED matrix module.

[0005] To this end, an automotive LED matrix module is proposed, which has the advantages of easy and quick assembly and heat dissipation, thereby solving the problems in the above-mentioned background technology. Utility Model Content

[0006] The utility model aims to solve the shortcomings in the prior art and proposes an automotive LED matrix module.

[0007] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: an automobile LED matrix module, comprising an annular shell, wherein two inner support rings are integrally injection-molded inside the annular shell, and an LED light strip is fixed on the top surface of the two inner support rings, and the surface of the LED light strip is inlaid with a plurality of LED lamp beads in an annular array, a light-transmitting cover is embedded and installed in the annular opening of the top surface of the annular shell, and a heat dissipation ring is embedded and installed in the annular opening of the bottom surface of the annular shell, the light-transmitting cover and the heat dissipation ring facing surfaces are integrally molded with a plurality of snap-fitting parts, and the plurality of snap-fitting parts are all snap-connected with the inner wall surface of the annular shell, a thermal conductive silicone layer in contact with the LED light strip is arranged on the top surface of the heat dissipation ring, and a plurality of heat dissipation protrusions are arranged around the bottom surface of the heat dissipation ring, a plurality of mounting ears are integrally injection-molded on the inner ring of the annular shell, and an LED driving power supply is installed between two of the mounting ears, and a power cord is arranged on the LED driving power supply.

[0008] As a further description of the above technical solution: support members are provided inside the annular openings of the top and bottom surfaces of the annular shell, and two ends of the support members are respectively connected to two sides of the inside of the annular opening.

[0009] As a further description of the above technical solution: a plurality of light-transmitting protrusions are arranged around the surface of the light-transmitting cover, and the plurality of light-transmitting protrusions correspond one-to-one to the plurality of LED lamp beads of the LED light strip.

[0010] As a further description of the above technical solution: the engaging member is a V-shaped structure as a whole, and one side of the opening end of the engaging member is in contact with the inner wall surface of the annular shell.

[0011] As a further description of the above technical solution: a screw hole is opened on the surface of the mounting ear, and a plurality of mounting ears are arranged around the inner circle of the annular shell.

[0012] As a further description of the above technical solution: the heat dissipation protrusion and the heat dissipation ring are an integrated structure, and a plurality of heat dissipation protrusions are arranged in groups of two around the heat dissipation ring.

[0013] The utility model has the following beneficial effects:

[0014] In the utility model, a heat dissipation ring is adhesively installed on the bottom surface of the annular shell, and the heat dissipation ring is connected to the LED light strip inside the annular shell by a thermally conductive silicone layer. When the LED light strip dissipates heat, the heat generated by the LED light strip can be transferred to the heat dissipation ring by using the thermally conductive silicone layer as a conduction structure, and the heat is further conducted by a plurality of heat dissipation protrusions arranged around the bottom surface of the heat dissipation ring, thereby maximizing the heat conduction surface area of ​​the module. V-shaped snap-fitting parts are respectively arranged on the light-transmitting cover and the heat dissipation ring. By pressing the light-transmitting cover and the heat dissipation ring, the plurality of V-shaped snap-fitting parts on the facing surfaces of the light-transmitting cover and the heat dissipation ring can maintain a snap-fitting state with the inner wall surface of the annular shell, thereby having the advantage of easy and quick assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a front view of an automotive LED matrix module of the utility model;

[0016] Figure 2 This is a rear view of an automotive LED matrix module of the utility model;

[0017] Figure 3 This is a dissection diagram of an automotive LED matrix module of the utility model.

[0018] Legend:

[0019] 1. Ring shell; 2. Mounting ear; 3. Translucent cover; 4. Translucent protrusion; 5. LED driving power supply; 6. Power cord; 7. Heat dissipation ring; 8. Heat dissipation protrusion; 9. Inner support ring; 10. LED light strip; 11. Thermal conductive silicone layer; 12. Fastener. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] According to an embodiment of the utility model, a car LED matrix module is provided.

[0022] The present invention is now further described in conjunction with the accompanying drawings and specific implementation methods. Figure 1-3As shown, according to an embodiment of the utility model, an automotive LED matrix module includes an annular shell 1, two inner support rings 9 are integrally injection-molded inside the annular shell 1, and an LED light strip 10 is fixed on the top surface of the two inner support rings 9, and a plurality of LED lamp beads are inlaid on the surface of the LED light strip 10 in an annular array, a light-transmitting cover 3 is embedded and installed in the annular opening of the top surface of the annular shell 1, and a heat dissipation ring 7 is embedded and installed in the annular opening of the bottom surface of the annular shell 1, and a plurality of clamping parts 12 are integrally formed on the facing surfaces of the light-transmitting cover 3 and the heat dissipation ring 7, and the plurality of clamping parts 12 are clamped with the inner wall surface of the annular shell 1, and a thermal conductive silicone layer 11 in contact with the LED light strip 10 is arranged on the top surface of the heat dissipation ring 7, and the heat dissipation The bottom surface of the ring 7 is surrounded by a plurality of heat dissipation convex columns 8, the inner ring of the annular shell 1 is integrally molded with a plurality of mounting ears 2, and an LED driving power supply 5 is installed between two of the mounting ears 2, and a power line 6 is provided on the LED driving power supply 5, wherein the LED light strip 10 of the annular shell 1 is connected end to end to form an annular structure, in order to ensure the reliability of the installation of the light-transmitting cover 3 and the heat dissipation ring 7, the connection between the light-transmitting cover 3 or the heat dissipation ring 7 and the annular shell 1 is also filled with sealant, and in order to facilitate maintenance, the side of the annular shell 1 is provided with a plurality of openings corresponding to the engaging member 12, and by inserting a rod-shaped tool into the opening, the engaging member 12 can be forced to shrink and deform, thereby achieving the purpose of disassembling the light-transmitting cover 3 or the heat dissipation ring 7;

[0023] In one embodiment, support members are provided on the inner sides of the annular openings on the top and bottom surfaces of the annular shell 1, and the two ends of the support members are respectively connected to the two sides of the inner side of the annular opening. Through the provision of the support members, the structural integrity of the annular shell 1 can be maintained while satisfying the installation of the light-transmitting cover 3 and the heat dissipation ring 7.

[0024] In one embodiment, a plurality of light-transmitting protrusions 4 are arranged around the surface of the light-transmitting cover 3, and the plurality of light-transmitting protrusions 4 correspond one-to-one to the plurality of LED lamp beads of the LED light strip 10. By setting the plurality of light-transmitting protrusions 4, a light-transmitting structure that matches the LED lamp beads in the luminous state can be formed, which is easy to increase and ensure the lighting effect.

[0025] In one embodiment, the clamping member 12 is a V-shaped structure as a whole, and one side of the open end of the clamping member 12 contacts the inner wall surface of the annular shell 1. Through the setting of the V-shaped structure clamping member 12, the light-transmitting cover 3 and the heat dissipation ring 7 can be installed in the annular opening of the annular shell 1 to shrink and deform, and naturally stretch when the clamping member 12 extends into the interior of the annular shell 1, and then maintains a clamping state with the inner wall surface of the annular shell 1, so as to achieve the effect of quick installation.

[0026] In one embodiment, screw holes are provided on the surface of the mounting ears 2, and a plurality of mounting ears 2 are arranged around the inner circle of the annular shell 1. The installation of the annular shell 1 can be facilitated by the arrangement of the mounting ears 2 and the screw holes on their surfaces.

[0027] In one embodiment, the heat dissipation boss 8 and the heat dissipation ring 7 are an integrated structure, and a plurality of heat dissipation bosses 8 are arranged in groups of two around the heat dissipation ring 7. By setting the heat dissipation bosses 8, the contact area between the heat dissipation ring 7 and the air can be increased to achieve the purpose of rapid heat dissipation.

[0028] Working principle:

[0029] When in use, by pressing the light transmissive cover 3 and the heat dissipation ring 7, the several V-shaped locking parts 12 on the facing surfaces of the light transmissive cover 3 and the heat dissipation ring 7 can maintain a locking state with the inner wall surface of the annular shell 1, thereby realizing the installation of the light transmissive cover 3 and the heat dissipation ring 7, and the heat dissipation ring 7 is glued and installed on the bottom surface of the annular shell 1, and the heat dissipation ring 7 is connected to the LED light strip 10 inside the annular shell 1 by a thermal conductive silicone layer 11. When the LED light strip 10 dissipates heat, the heat generated by the LED light strip 10 can be transferred to the heat dissipation ring 7 with the thermal conductive silicone layer 11 as the conduction structure, and the heat is further conducted by a number of heat dissipation protrusions 8 arranged around the bottom surface of the heat dissipation ring 7, thereby maximizing the heat conduction surface area of ​​the module and facilitating rapid heat dissipation.

[0030] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An automotive LED matrix module, comprising an annular housing (1), characterized in that: Two inner support rings (9) are integrally formed by injection molding inside the annular shell (1), and an LED light strip (10) is fixed on the top surface of the two inner support rings (9). The surface of the LED light strip (10) is inlaid with a plurality of LED lamp beads in an annular array. A light-transmitting cover (3) is embedded and installed in the annular opening of the top surface of the annular shell (1), and a heat dissipating ring (7) is embedded and installed in the annular opening of the bottom surface of the annular shell (1). The light-transmitting cover (3) and the heat dissipating ring (7) are integrally formed with a plurality of engaging parts on the facing surfaces. (12), and a plurality of engaging parts (12) are all engaged with the inner wall surface of the annular shell (1), the top surface of the heat dissipation ring (7) is provided with a heat-conducting silicone layer (11) in contact with the LED light strip (10), and the bottom surface of the heat dissipation ring (7) is surrounded by a plurality of heat dissipation protrusions (8), the inner ring of the annular shell (1) is integrally injection-molded with a plurality of mounting ears (2), and an LED driving power supply (5) is installed between two of the mounting ears (2), and a power line (6) is provided on the LED driving power supply (5).

2. The automotive LED matrix module according to claim 1, characterized in that: Support members are provided inside the annular openings of the top and bottom surfaces of the annular shell (1), and two ends of the support members are respectively connected to two sides of the inside of the annular opening.

3. The automotive LED matrix module according to claim 1, characterized in that: A plurality of light-transmitting protrusions (4) are arranged around the surface of the light-transmitting cover (3), and the plurality of light-transmitting protrusions (4) correspond one-to-one to the plurality of LED lamp beads of the LED light strip (10).

4. The automotive LED matrix module according to claim 1, characterized in that: The engaging member (12) is of V-shaped structure as a whole, and one side of the opening end of the engaging member (12) contacts the inner wall surface of the annular housing (1).

5. The automotive LED matrix module according to claim 1, characterized in that: The surface of the mounting ear (2) is provided with a screw hole, and a plurality of mounting ears (2) are arranged around the inner ring of the annular shell (1).

6. The automotive LED matrix module according to claim 1, characterized in that: The heat dissipation convex column (8) and the heat dissipation ring (7) are an integrated structure, and a plurality of heat dissipation convex columns (8) are arranged in groups of two around the heat dissipation ring (7).

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