Optical support structure with heat dissipation effect
By designing the heat dissipation structure of the ventilation groove and chip positioning hole in the optical bracket, the high temperature problem caused by the lack of the heat dissipation structure of the existing optical bracket is solved, and the service life of the light source is extended.
Patent Information
- Application Number
- CN202421220533.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-31
- Publication Date
- 2025-02-14
- Estimated Expiration
- 2034-05-31
AI Technical Summary
Due to the lack of heat dissipation structure during use, the internal temperature of the lamp is high, which affects the service life of the light source.
An optical bracket structure with heat dissipation effect is designed, including a fixed cup, a lens body and a light source bracket. A plurality of ventilation grooves are opened on the fixed cup, and a chip positioning hole is opened on the outer surface of the light source bracket, and a ventilation groove and chip positioning are located. The hole design achieves heat dissipation.
By improving the heat dissipation effect of the optical bracket, the service life of the light source is extended and the stable operation of the lamp is ensured.
Smart Images
Figure CN222480434U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of lamps, and in particular to an optical bracket structure with heat dissipation effect. Background Art
[0002] The optical bracket is a component installed inside the lamp. The light emitted by the light source forms a specific light spot after passing through the optical bracket. In the existing optical bracket, the light source bracket is placed inside the lamp cup; and there is no structure for heat dissipation inside the lamp cup. Therefore, during the use of the lamp, the internal temperature of the lamp cup is high, which affects the service life of the light source. Utility Model Content
[0003] The purpose of the utility model is to provide an optical bracket structure with heat dissipation effect in view of the defects and shortcomings of the prior art.
[0004] In order to achieve the above purpose, the technical solution adopted by the utility model is:
[0005] The utility model discloses an optical bracket structure with heat dissipation effect, which comprises a fixing cup, a lens body fixed inside the fixing cup, and a light source bracket fixed at one end of the fixing cup; a chip positioning hole is provided on the outer surface of the light source bracket; and a plurality of ventilation grooves are provided on the fixing cup.
[0006] Furthermore, the light-emitting surface of the lens body is provided with a concave spherical surface; a plurality of coaxially arranged concave rings are provided inside the concave spherical surface; the depth of each concave ring increases successively as it approaches the axial direction of the lens body; and a plurality of convex points are evenly distributed on the bottom surface of the concave ring.
[0007] Furthermore, a countersunk hole is arranged on the surface of the lens body close to the light source bracket; and a convex lens protruding toward the light source bracket is arranged inside the countersunk hole.
[0008] Furthermore, the outer surface of the lens body is conical; the outer diameter of the lens body gradually decreases in the direction approaching the light source bracket; the outer surface of the lens body is evenly distributed with a plurality of convex rings; the convex rings are arranged along the length direction of the generatrix of the conical lens body; the convex rings are composed of a plurality of arc-shaped convex pieces distributed in a circular pattern on the lens body; and the arc-shaped convex pieces between adjacent convex rings are staggered.
[0009] Furthermore, the outer wall of the lens body is evenly distributed with a plurality of lens buckles; the fixing cup is evenly distributed with a plurality of upper buckles fixed on the lens buckles; the lens body is provided with a lens flange; the lens flange is attached to the end surface of the fixing cup.
[0010] Furthermore, an outer convex ring is arranged around the outer wall of the light source bracket; a positioning ring matching the inner hole of the outer convex ring is arranged on the end face of the fixing cup close to the light source bracket; an inner convex ring is arranged inside the positioning ring; the outer convex ring is embedded in the positioning ring; and a lower buckle is arranged on the positioning ring, which is fixed on the outer convex ring.
[0011] After adopting the above structure, the beneficial effects of the utility model are as follows: the optical bracket structure with heat dissipation effect described in the utility model, when using the utility model, the chip positioning hole is used to install the light-emitting chip, and a light inlet hole is arranged in the chip positioning hole. The light emitted by the lamp bead enters the inside of the fixed cup from the light inlet hole and then irradiates the lens body; after the chip positioning hole is externalized and the heat is dissipated by the ventilation groove, the heat dissipation effect of the optical bracket can be improved, so that the service life of the light source is guaranteed. BRIEF DESCRIPTION OF THE DRAWINGS
[0012] Figure 1 It is a three-dimensional diagram of the utility model;
[0013] Figure 2 It is a cross-sectional view of the utility model;
[0014] Figure 3 is a first-person perspective stereogram of the lens body;
[0015] Figure 4 is a second visual stereogram of the lens body;
[0016] Figure 5 It is the first visual stereogram of the fixed cup;
[0017] Figure 6 It is the second visual stereogram of the fixed cup;
[0018] Figure 7 It is the structural diagram of the light source bracket;
[0019] Figure 8 It is the optical path diagram after the light passes through the concave ring and the convex shape of the lens;
[0020] Fig. 9 It is the light path diagram after the light passes through the arc-shaped convex piece and the concave spherical surface;
[0021] Fig.10 is the optical path diagram of this application;
[0022] Description of reference numerals:
[0023] 1. Lens body; 101. Arc-shaped convex piece; 102. Concave ring; 103. Convex shape of lens;
[0024] 104, concave spherical surface; 105, lens buckle; 106, lens flange; 2, fixing cup;
[0025] 201, upper buckle; 202, ventilation groove; 203, inner convex ring; 204, positioning ring;
[0026] 204a, lower buckle; 3, light source bracket; 301, outer convex ring; 302, chip positioning hole. DETAILED DESCRIPTION
[0027] The utility model is further described below in conjunction with the accompanying drawings.
[0028] like Figures 1 to 10 As shown, the optical bracket structure with heat dissipation effect described in the utility model comprises a fixing cup 2, a lens body 1 fixed inside the fixing cup 2, and a light source bracket 3 fixed at one end of the fixing cup 2; a chip positioning hole 302 is provided on the outer surface of the light source bracket 3; and a plurality of ventilation grooves 202 are provided on the fixing cup 2;
[0029] The chip positioning hole 302 is used to install the light-emitting chip. A light inlet is set in the chip positioning hole 302. The light emitted by the lamp bead enters the inside of the fixing cup 2 through the light inlet and then irradiates the lens body 1. After the chip positioning hole 302 is externalized and the ventilation groove 202 dissipates heat, the heat dissipation effect of the optical bracket can be improved, so that the service life of the light source is guaranteed.
[0030] As a preferred embodiment of the present invention, the light-emitting surface of the lens body 1 is provided with a concave spherical surface 104; a plurality of coaxially arranged concave rings 102 are provided inside the concave spherical surface 104; the depth of each concave ring 102 increases in sequence as it approaches the axis direction of the lens body 1; a plurality of convex points are evenly distributed on the bottom surface of the concave ring 102;
[0031] Through the cooperation of the concave rings 102 of different depths, the convex points on the surface of the concave ring 102 and the concave spherical surface 104, light is mixed, so that the light spot is saturated and the cutoff line of the light spot is clear, and the outline is more obvious.
[0032] As a preferred embodiment of the utility model, a countersunk hole is provided on the surface of the lens body 1 close to the light source bracket 3; a lens convex shape 103 protruding toward the light source bracket 3 is provided inside the countersunk hole; under the action of the lens convex shape 103, most of the light is concentrated to the concave ring 102, so that the light of the entire optical bracket is more concentrated and the cutoff line of the light spot is clearer.
[0033] As a preferred embodiment of the present invention, the outer surface of the lens body 1 is conical; the outer diameter of the lens body 1 gradually decreases in the direction approaching the light source bracket 3; a plurality of convex rings are evenly distributed on the outer surface of the lens body 1; the convex rings are arranged along the length direction of the generatrix of the conical lens body 1; the convex rings are composed of a plurality of arcuate convex pieces 101 distributed in a circular pattern on the lens body 1; the arcuate convex pieces 101 between adjacent convex rings are staggered; the arcuate convex pieces 101 are evenly arranged on the outer surface of the lens body 1, and the upper and lower adjacent arcuate convex pieces 101 are staggered, and the light is mixed by reflection from the surfaces of a plurality of arcuate convex pieces 101, so that the cutoff line of the light spot is further made clearer and the outline is more obvious.
[0034] As a preferred embodiment of the present invention, the outer wall of the lens body 1 is evenly distributed with a plurality of lens buckles 105; the fixing cup 2 is evenly distributed with a plurality of upper buckles 201 fixed on the lens buckles 105; the lens body 1 is provided with a lens flange 106; the lens flange 106 is attached to the end surface of the fixing cup 2;
[0035] After the lens body 1 is buckled and fixed to the lens buckle 105 by the upper buckle 201, the lens flange 106 is pressed against the end surface of the fixing cup 2, so that the lens body 1 is fixed on the fixing cup 2. The lens body 1 and the fixing cup 2 are connected by the buckle, which is convenient for disassembly and assembly.
[0036] As a preferred embodiment of the present invention, an outer convex ring 301 is arranged around the outer wall of the light source bracket 3; a positioning ring 204 matching the inner hole of the outer convex ring 301 is arranged on the end surface of the fixing cup 2 close to the light source bracket 3; an inner convex ring 203 is arranged inside the positioning ring 204; the outer convex ring 301 is embedded in the positioning ring 204; the positioning ring 204 is provided with a lower buckle 204a which is buckled and fixed on the outer convex ring 301;
[0037] After the outer convex ring 301 is embedded in the positioning ring 204, the lower buckle 204a presses the outer convex ring 301 onto the inner convex ring 203, and the light source bracket 3 and the fixing cup 2 are connected by buckle fixing, which is convenient for disassembly and assembly between the light source bracket 3 and the fixing cup 2.
[0038] The above description is only a preferred embodiment of the present utility model, so all equivalent changes or modifications made according to the structure, features and principles described in the scope of the present utility model patent application are included in the scope of the present utility model patent application.
Claims
1. An optical support structure with heat dissipation effect, characterized in that: It comprises a fixing cup (2), a lens body (1) fixed inside the fixing cup (2), and a light source bracket (3) fixed at one end of the fixing cup (2); a chip positioning hole (302) is provided on the outer surface of the light source bracket (3); and a plurality of ventilation grooves (202) are provided on the fixing cup (2).
2. The optical support structure with heat dissipation effect according to claim 1, characterized in that: The light-emitting surface of the lens body (1) is provided with a concave spherical surface (104); a plurality of coaxially arranged concave rings (102) are arranged inside the concave spherical surface (104); the depth of each concave ring (102) increases in sequence as it approaches the axis direction of the lens body (1); and a plurality of convex points are evenly distributed on the bottom surface of the concave ring (102).
3. The optical support structure with heat dissipation effect according to claim 2, characterized in that: A countersunk hole is provided on the surface of the lens body (1) close to the light source bracket (3); and a lens convex shape (103) is provided inside the countersunk hole and protrudes towards the light source bracket (3).
4. The optical support structure with heat dissipation effect according to claim 1, characterized in that: The outer surface of the lens body (1) is in a conical shape; the outer diameter of the lens body (1) gradually decreases in a direction approaching the light source bracket (3); a plurality of convex rings are evenly distributed on the outer surface of the lens body (1); the convex rings are arranged along the length direction of the generatrix of the conical lens body (1); the convex rings are composed of a plurality of arc-shaped convex pieces (101) distributed in a circumferential manner on the lens body (1); and the arc-shaped convex pieces (101) between adjacent convex rings are staggered.
5. The optical support structure with heat dissipation effect according to claim 1, characterized in that: The outer wall of the lens body (1) is evenly distributed with a plurality of lens buckles (105); the fixing cup (2) is evenly distributed with a plurality of upper buckles (201) fixed on the lens buckles (105); the lens body (1) is provided with a lens flange (106); and the lens flange (106) is attached to the end surface of the fixing cup (2).
6. The optical support structure with heat dissipation effect according to claim 1, characterized in that: An outer convex ring (301) is arranged around the outer wall of the light source bracket (3); a positioning ring (204) matching the inner hole of the outer convex ring (301) is arranged on the end surface of the fixing cup (2) close to the light source bracket (3); an inner convex ring (203) is arranged inside the positioning ring (204); the outer convex ring (301) is embedded in the positioning ring (204); and a lower buckle (204a) is arranged on the positioning ring (204) and is fixed on the outer convex ring (301) by buckling.