LED circuit board with high luminous efficiency
By integrating heat dissipation components and light uniformity structures into LED circuit boards, the problems of poor heat dissipation and poor light uniformity in traditional LED circuit boards are solved, enabling high-efficiency LED lamp designs, extending service life, and improving brightness and reliability.
Patent Information
- Application Number
- CN202520062050.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-01-11
- Publication Date
- 2025-11-21
- Estimated Expiration
- 2035-01-11
AI Technical Summary
Traditional LED circuit boards suffer from poor heat dissipation and poor light uniformity, resulting in shortened LED lamp life, reduced brightness, and uneven light.
It adopts a heat dissipation component and light uniformity structure design, including components such as semiconductor cooling chip, heat dissipation fins, ventilation slots, cooling fan, fixed cover, light uniformity plate and reflective film. The heat dissipation component improves heat dissipation performance, and the light uniformity structure improves light uniformity.
It extends the lifespan of LED lights, improves luminous efficiency and brightness, and enhances the reliability and safety of LED lights.
Smart Images
Figure CN223579872U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to a LED circuit board, specifically to a high light efficiency LED circuit board. BACKGROUND
[0002] The LED circuit board is a circuit board widely used in the fields of illumination and display. The traditional LED circuit board has some problems in heat dissipation and uniform light, for example, poor heat dissipation will lead to shortening of the service life of the LED lamp, brightness reduction and other problems, and poor uniform light performance will lead to uneven light, affecting the use effect of the LED lamp. SUMMARY
[0003] The utility model solves the technical problem of providing a high light efficiency LED circuit board to solve the problems in the background art.
[0004] The utility model discloses a high light efficiency LED circuit board is through the following technical scheme to realize, including:
[0005] The base is provided with a fixing cavity, and the LED circuit board is installed in the fixing cavity;
[0006] The heat dissipation assembly is arranged on the base and is in contact with the LED circuit board, and the heat dissipation assembly is used for dissipating heat of the LED circuit board;
[0007] The uniform light structure is installed above the base and corresponds to the position of the LED lamp bead of the LED circuit board.
[0008] As a preferred technical scheme, the heat dissipation assembly is installed below the fixing cavity of the base, and the base bottom is provided with a ventilation groove corresponding to the heat dissipation end of the heat dissipation assembly; one end of the ventilation groove is provided with a heat dissipation fan.
[0009] As a preferred technical scheme, the heat dissipation assembly includes a semiconductor refrigeration sheet and a heat dissipation fin, the cooling end of the semiconductor refrigeration sheet is in contact with the LED circuit board, and the heat dissipation fin is installed at the heating end of the semiconductor refrigeration sheet; the heat dissipation end of the heat dissipation fin is placed in the ventilation groove and corresponds to the air outlet end of the heat dissipation fan.
[0010] As a preferred technical scheme, the uniform light structure includes a fixed cover and a uniform light plate, the fixed cover is arranged above the base to form a light emitting cavity; the fixed cover is fixed on the fixing cavity through a fixed structure, and the uniform light plate is installed above the fixed cover and corresponds to the position of the LED lamp bead of the LED circuit board.
[0011] As a preferred technical scheme, the inner side of the fixed cover is provided with pressing blocks for pressing the LED circuit board around, and the pressing blocks are provided with a ring of reflective film around the inner side of the fixed cover, so that the light emitted by the LED lamp beads is reflected, the brightness in the light emitting cavity is higher, and the light is homogenized through the homogenizing plate.
[0012] As a preferred technical scheme, the fixing structure comprises a fixing seat and an insertion block arranged on the fixing seat, the fixing seat is fixed on the two sides of the fixed cover, and the fixing seat is hollow inside to form a movable cavity; a movable plate is arranged in the movable cavity, the movable plate is movably arranged in the movable cavity, and the insertion block is fixed at one end of the movable cavity, the insertion block passes through the movable cavity and is fixedly arranged in the fixing hole on the side surface of the fixed cavity; a pull ring is arranged on the other side of the fixing seat, a connecting rod of the pull ring passes through the fixing seat and is arranged in the movable cavity and connected with the movable plate; a spring is sleeved on the connecting rod, and the spring is in contact with the movable plate and the movable cavity, so that the insertion block is inserted into the fixing hole.
[0013] As a preferred technical scheme, the homogenizing plate is provided with a glass cover plate above.
[0014] The beneficial effects of the present application are as follows:
[0015] 1. The present application has good heat dissipation performance, and can prolong the service life of the LED lamp.
[0016] 2. The present application can effectively improve the light emitting efficiency and brightness of the LED lamp.
[0017] 3. The present application can more stably fix the LED circuit board on the base through the fixing structure and the pressing block, and improve the reliability and safety of the LED lamp. DRAWINGS
[0018] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the drawings needed in the following embodiment or prior art description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor.
[0019] Figure 1 It is a schematic diagram of the three-dimensional structure of the present application;
[0020] Figure 2 It is a schematic diagram of the cross-sectional structure of the present application;
[0021] Figure 3 It is a schematic diagram of the homogenizing structure of the present application;
[0022] Figure 4The fixed structure schematic view of the utility model. DETAILED DESCRIPTION
[0023] All features disclosed in this specification, and all steps of any methods or processes disclosed, may be combined in any combination, except combinations where at least some of the features and / or steps are mutually exclusive.
[0024] As Figure 1 — Figure 3 The utility model discloses a high light efficiency LED circuit board, including:
[0025] The base 1 is provided with the fixed cavity 4 on the base 1, and the LED circuit board 5 is installed in the fixed cavity 4;
[0026] The heat dissipation component 2 is arranged on the base 1 and contacts the LED circuit board 5, and the heat dissipation component 2 is used for dissipating heat of the LED circuit board 5;
[0027] The light uniformity structure 3 is installed above the base 1 and corresponds to the position of the LED lamp bead of the LED circuit board 5.
[0028] In the embodiment, the heat dissipation component 2 is installed below the fixed cavity 4 of the base 1, the base 1 is provided with the ventilation groove 6 at the bottom, and the ventilation groove 6 corresponds to the heat dissipation end of the heat dissipation component 2;One end of the ventilation groove 6 is provided with the heat dissipation fan 7, air is blown through the heat dissipation fan 7, and then the air in the ventilation groove 6 circulates.
[0029] In the embodiment, the heat dissipation component 2 includes the semiconductor refrigerating sheet 8 and the heat dissipation fin 9, the cooling end of the semiconductor refrigerating sheet 8 contacts the LED circuit board 5, and the heat dissipation fin 9 is installed at the heating end of the semiconductor refrigerating sheet 8;The heat dissipation end of the heat dissipation fin 9 is arranged in the ventilation groove 6 and corresponds to the air outlet end of the heat dissipation fan 7, and the heat dissipation end of the heat dissipation fin 9 is cooled through the air outlet of the heat dissipation fan.
[0030] In the embodiment, the light uniformity structure 3 includes the fixed cover 10 and the light uniformity plate 11, the fixed cover 10 is arranged above the base 1, and then the light emitting cavity is formed;The fixed cover 10 is fixed on the fixed cavity 4 through the fixed structure, the light uniformity plate 11 is installed above the fixed cover 10 and corresponds to the position of the LED lamp bead of the LED circuit board 5, and the light uniformity plate 11 is used to achieve the light uniformity effect.
[0031] In the embodiment, the inner side of the fixed cover 10 is provided with the pressing block 12 for pressing the LED circuit board 5 around, and the inner side of the fixed cover 10 is provided with a circle of the reflective film 13 around, the light emitted by the LED lamp bead is reflected, the brightness in the light emitting cavity is higher, and the light is homogenized through the light uniformity plate 11.
[0032] As Figure 4As shown, the fixing structure comprises a fixing seat 14 and an insertion block 15 arranged on the fixing seat 14, the fixing seat 14 is fixed on both sides of the fixing cover 10, and the fixing seat 14 is internally hollow to form a movable cavity; a movable plate 16 is arranged in the movable cavity, the movable plate 16 is movably arranged in the movable cavity, and the insertion block 15 is fixed at one end of the movable cavity, the insertion block 15 passes through the movable cavity and is fixedly arranged in the fixing hole on the side of the fixing cavity 4; a pull ring 17 is arranged on the other side of the fixing seat 14, the connecting rod 19 of the pull ring 17 passes through the fixing seat 14 and is arranged in the movable cavity and connected with the movable plate 16; a spring is sleeved on the connecting rod 19, and the spring is in contact with the movable plate 16 and the movable cavity respectively, so that the insertion block 15 is inserted into the fixing hole; the fixing structure fixes the LED circuit board on the base through the fixing seat and the insertion block, thereby improving the reliability and safety of the LED lamp.
[0033] In the embodiment, a glass cover plate 18 is arranged above the uniform light plate 11 to protect the uniform light plate 11.
[0034] The working principle is as follows:
[0035] The high-luminous-efficiency LED circuit board of the utility model, through the heat dissipation assembly to the LED circuit board carries out the heat dissipation, the light is homogenized to the light of the lamp, thereby improving the luminous efficiency and brightness of LED lamp;The heat dissipation assembly includes semiconductor refrigerating fin and heat dissipation fin, and the cooling end of the semiconductor refrigerating fin is in contact with the LED circuit board, and the heat dissipation fin is installed on the heating end of the semiconductor refrigerating fin, and the heat is discharged through the ventilation groove and the heat dissipation fan.The uniform light structure includes a fixing cover and a uniform light plate, the fixing cover is fixed on the base through a fixing structure, the uniform light plate is installed above the fixing cover, the light emitted by the LED lamp bead is reflected through the reflective film, so that the brightness in the light-emitting cavity is higher, and the light is homogenized through the uniform light plate;The fixing structure fixes the LED circuit board on the base through the fixing seat and the insertion block, thereby improving the reliability and safety of the LED lamp.
[0036] The above is only a specific embodiment of the utility model, but the protection scope of the utility model is not limited to this, any change or replacement without creative labor should be covered in the protection scope of the utility model. Therefore, the protection scope of the utility model should be limited to the protection scope defined in the claims.
Claims
1. A high light efficiency LED circuit board, characterized by, The utility model relates to a LED light-emitting device, including: a base (1) provided with a fixing cavity (4) on the base (1), and an LED circuit board (5) installed in the fixing cavity (4); a heat dissipation assembly (2) provided on the base (1) and in contact with the LED circuit board (5), the heat dissipation assembly (2) being used for dissipating heat of the LED circuit board (5); a light homogenizing structure (3) installed above the base (1) and corresponding to positions of LED beads of the LED circuit board (5); the heat dissipation assembly (2) being installed below the fixing cavity (4) of the base (1), the base (1) being provided with a ventilation groove (6) at the bottom and corresponding to a heat dissipation end of the heat dissipation assembly (2), and the ventilation groove (6) being provided with a heat dissipation fan (7) at one end; the heat dissipation assembly (2) including a semiconductor refrigeration sheet (8) and a heat dissipation fin (9), the cooling end of the semiconductor refrigeration sheet (8) being in contact with the LED circuit board (5), and the heat dissipation fin (9) being installed at a heating end of the semiconductor refrigeration sheet (8), the heat dissipation end of the heat dissipation fin (9) being placed in the ventilation groove (6) and corresponding to an air outlet end of the heat dissipation fan (7).
2. The high-eficiency LED strip board according to claim 1, wherein: the light homogenizing structure (3) including a fixed cover (10) and a light homogenizing plate (11), the fixed cover (10) being provided above the base (1) to form a light-emitting cavity, the fixed cover (10) being fixed on the fixing cavity (4) through a fixed structure, and the light homogenizing plate (11) being installed above the fixed cover (10) and corresponding to positions of LED beads of the LED circuit board (5).
3. The high-eficiency LED strip board of claim 2, wherein: the inside of the fixed cover (10) being provided around with pressing blocks (12) used for pressing the LED circuit board (5), and the pressing blocks (12) being provided around with a layer of reflective film (13) on the inner side of the fixed cover (10).
4. The high-eficiency LED strip board of claim 2, wherein: the fixed structure including a fixed seat (14) and an insertion block (15) provided on the fixed seat (14), the fixed seat (14) being fixed on both sides of the fixed cover (10) and hollowed to form a movable cavity inside, a movable plate (16) being provided in the movable cavity, the movable plate (16) being movably provided in the movable cavity, the insertion block (15) being fixed at one end of the movable cavity, the insertion block (15) penetrating through the movable cavity and being fixedly provided in a fixing hole on the side of the fixing cavity (4), a pull ring (17) being provided on the other side of the fixed seat (14), a connecting rod (19) of the pull ring (17) penetrating through the fixed seat (14) and being placed in the movable cavity and connected with the movable plate (16), a spring being sleeved on the connecting rod (19) and in contact with the movable plate (16) and the movable cavity, so that the insertion block (15) is inserted into the fixing hole.
5. The high-eficiency LED strip board of claim 2, wherein: a glass cover plate (18) being installed above the light homogenizing plate (11).