LED (light-emitting diode) patch with double-sided conductive heat-dissipation substrate
By using a double-sided conductive heat dissipation substrate design, the problem of low heat dissipation efficiency of traditional single-sided conductive substrates is solved, achieving efficient heat dissipation and stable operation of LEDs, and extending the lifespan of LEDs.
Patent Information
- Application Number
- CN202520430155.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-03-12
- Publication Date
- 2025-12-16
- Estimated Expiration
- 2035-03-12
AI Technical Summary
Traditional single-sided conductive LED substrates have a single heat dissipation path, which makes it difficult to meet the heat dissipation requirements of high-power LEDs, affecting lighting and display effects and shortening LED lifespan.
The design employs a double-sided conductive heat dissipation substrate, which combines a heat sink, heat dissipation strips, inclined grooves, and a wave-shaped through-slot structure to increase the heat dissipation area and airflow, thereby achieving double-sided conductive function.
It improves heat dissipation efficiency and the overall performance stability of LED chips, ensuring that LEDs can work normally at high temperatures and extending their lifespan.
Smart Images
Figure CN223677755U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to LED lighting technical field, especially a double -sided conductive heat sink substrate LED patch. BACKGROUND
[0002] With the continuous progress of science and technology, lighting and display technology has experienced several innovations, among which the breakthrough development of LED technology is particularly eye -catching, with the advantages of high efficiency, long life, environmental protection etc., gradually replaced the traditional incandescent lamp, fluorescent lamp and other lighting technology, become the mainstream choice in lighting and display field.
[0003] With the rapid development of LED technology, its application in lighting, display and various electronic equipment is increasingly widespread. However, LED will generate a lot of heat when working, not only will affect the lighting and display effect in long-term high temperature state, but also may lead to significant shortening of LED life. The traditional LED substrate is mostly single-sided conductive design, mainly relying on one side of the substrate to dissipate heat, the space utilization of single-sided conductive substrate is low, and the heat dissipation path is single, which is difficult to meet the heat dissipation demand of high-power LED. Therefore, the utility model provides a double-sided conductive heat sink substrate LED patch to solve the problems raised in the above background technology. SUMMARY
[0004] The utility model aims at providing a double-sided conductive heat sink substrate LED patch, and the heat dissipation plate and the heat dissipation strip on one side can increase the heat dissipation area and improve the heat dissipation efficiency. At the same time, the inclined groove can further increase the heat dissipation area, and the wave line structure through slot opened in the inside of the substrate can increase the air circulation in the inside of the substrate, further improve the heat dissipation efficiency, and is beneficial to realize the lightweight of the substrate, the overall structure is simple, the heat dissipation performance is good, so that the overall performance of the substrate LED patch is stable and reliable.
[0005] To achieve the above object, a double-sided conductive heat sink substrate LED patch is provided, which comprises a substrate, the substrate is a square ring structure and is made of high thermal conductivity material, the two sides of the substrate are embedded with conductive layers, and the side of the conductive layer is attached with a plurality of LED lamp beads.
[0006] The inner ring of the substrate is fixedly connected with a heat dissipation plate, a plurality of grooves are uniformly formed on the outer ring of the substrate, and a plurality of through slots are uniformly formed in the inside of the substrate.
[0007] According to the double-sided conductive heat sink substrate LED patch, the substrate is made of aluminum material, and a plurality of heat dissipation strips are uniformly formed on one side of the heat dissipation plate.
[0008] According to the double-sided conductive heat dissipation substrate LED patch, the two sides of the substrate are fixedly connected with protective shells which are arranged outside the conductive layers and are of transparent structure, and the protective shells are made of high-temperature flame-retardant material.
[0009] According to the double-sided conductive heat dissipation substrate LED patch, the groove is of inclined structure.
[0010] According to the double-sided conductive heat dissipation substrate LED patch, the inner wall of the through groove is of wave structure.
[0011] According to the double-sided conductive heat dissipation substrate LED patch, a plurality of positioning holes are uniformly arranged in the substrate.
[0012] According to the double-sided conductive heat dissipation substrate LED patch, the substrate is further embedded with an L-shaped conductive plate, and the conductive layers are connected with the conductive plate.
[0013] The double-sided conductive heat dissipation substrate LED patch has the following beneficial effects:
[0014] 1. Compared with the prior art, the heat dissipation plate and the heat dissipation strip on one side can increase the heat dissipation area and improve the heat dissipation efficiency.
[0015] 2. Compared with the prior art, the LED lamp beads are attached to the conductive layer, and the conductive plate is reliably connected with the conductive layer through welding or pressure connection, and when the LED lamp beads work, the current can flow in the conductive layer through the conductive layer and the conductive plate, realizing the function of double-sided conduction. BRIEF DESCRIPTION OF DRAWINGS
[0016] The double-sided conductive heat dissipation substrate LED patch will be further described below in combination with the drawings and embodiments.
[0017] Figure 1 It is a first perspective structural schematic view of the double-sided conductive heat dissipation substrate LED patch.
[0018] Figure 2 It is a second perspective structural schematic view of the double-sided conductive heat dissipation substrate LED patch.
[0019] Figure 3 It is a split structural schematic view of the double-sided conductive heat dissipation substrate LED patch.
[0020] Figure 4This utility model relates to a double-sided conductive heat dissipation substrate LED patch. Figure 3 Schematic diagram of the disassembled structure after removing the protective shell;
[0021] Figure 5 This is a schematic diagram of the substrate structure of a double-sided conductive heat dissipation substrate LED patch according to the present invention.
[0022] Legend:
[0023] 1. Substrate; 2. Conductive layer; 3. LED beads; 4. Protective shell; 5. Conductive plate; 6. Heat sink; 7. Heat sink strip; 8. Groove; 9. Through slot; 10. Positioning hole. Detailed Implementation
[0024] This section will describe in detail the specific embodiments of the present utility model. The preferred embodiments of the present utility model are shown in the accompanying drawings. The purpose of the drawings is to supplement the textual description with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the present utility model, but they should not be construed as limiting the scope of protection of the present utility model.
[0025] Reference Figures 1-5 This utility model discloses a double-sided conductive heat dissipation substrate LED patch, comprising a substrate 1. The substrate 1 has a square ring structure and is made of a high thermal conductivity material. The substrate 1 is made of aluminum alloy, which provides good heat dissipation performance. Conductive layers 2 are embedded on both sides of the substrate 1, and an insulating layer is provided between the substrate 1 and the conductive layers 2 to prevent short circuits. Multiple LED beads 3 are mounted on one side of each conductive layer 2. An L-shaped conductive plate 5 is also embedded inside the substrate 1, and the conductive layers 2 are connected to the conductive plate 5. The conductive plate 5 is connected to an external power source, enabling communication between the conductive layers 2. Protective shells 4 are fixedly connected to both sides of the substrate 1, covering the conductive layers 2. The protective shells 4 are transparent and made of a high-temperature flame-retardant material, such as polyimide, which has excellent heat resistance and chemical resistance, as well as good mechanical strength and flame retardant properties, effectively protecting the LED beads 3 and the conductive layers 2.
[0026] LED beads 3 are mounted on conductive layer 2. These LED beads 3 are electrically connected to the power supply through conductive layer 2. Conductive layer 2 can be made using processes such as copper plating or silver plating to ensure good conductivity and adhesion. Conductive plate 5 is reliably connected to conductive layer 2 by welding or pressing. When LED beads 3 are working, current can flow through conductive layer 2 and conductive plate 5 within conductive layer 2, achieving double-sided conductivity.
[0027] In order to improve the heat dissipation efficiency, the inner ring of the substrate 1 is fixedly connected with the heat dissipation plate 6, a plurality of heat dissipation strips 7 are uniformly formed on one side of the heat dissipation plate 6, the heat dissipation strips 7 can increase the heat dissipation area and improve the heat dissipation efficiency, and the heat dissipation plate 6 and the heat dissipation strips 7 can be integrally formed by cold forging.
[0028] In order to facilitate installation and positioning, a plurality of positioning holes 10 are uniformly formed in the inner part of the substrate 1, and the positioning holes 10 can be matched with the mounting plate or other fixing members to realize the installation and positioning of the substrate 1.
[0029] Working principle: the LED lamp beads 3 are attached to the conductive layer 2, and the LED lamp beads 3 are electrically connected with the power supply through the conductive layer 2, the conductive layer 2 can be made of copper plating or silver plating process to ensure good conductivity and adhesion. The conductive plate 5 is reliably connected with the conductive layer 2 by welding or pressure connection, when the LED lamp beads 3 work, the current can flow in the conductive layer 2 through the conductive layer 2 and the conductive plate 5, realizing the function of double-sided conduction.
[0030] In order to improve the heat dissipation efficiency, the heat dissipation plate 6 and the heat dissipation strips 7 on one side can increase the heat dissipation area and improve the heat dissipation efficiency. At the same time, the inclined grooves 8 can further increase the heat dissipation area, and the wave-shaped structure through groove 9 formed in the inner part of the substrate 1 can increase the air flow in the inner part of the substrate 1, further improve the heat dissipation efficiency, and facilitate the realization of the lightweight of the substrate 1, the overall structure is simple, the heat dissipation performance is good, and the overall performance of the substrate LED patch is stable and reliable.
[0031] The above embodiment of the present application is described in detail in combination with the drawings, but the present application is not limited to the above embodiment, and various changes can be made within the knowledge range of ordinary skilled in the art without departing from the purpose of the present application.
Claims
1. A double-sided conductive heat-dissipating substrate LED patch, characterized in that, Including the substrate (1), the substrate (1) is square ring structure and is made of high thermal conductivity material, both sides of the substrate (1) are embedded with conductive layer (2), one side of the conductive layer (2) is attached with multiple LED lamp beads (3); The inner ring of the substrate (1) is fixedly connected with a heat sink (6), the outer ring of the substrate (1) is uniformly provided with multiple grooves (8), and the inside of the substrate (1) is uniformly provided with multiple through grooves (9).
2. The double-sided conductive heat-dissipation substrate LED patch of claim 1, wherein, The substrate (1) is made of aluminum material, and the heat sink (6) is uniformly formed with multiple heat dissipation strips (7) on one side.
3. The double-sided conductive heat-dissipation substrate LED patch of claim 2, wherein, Both sides of the substrate (1) are fixedly connected with a protective shell (4) covering the outer layer of the conductive layer (2), the protective shell (4) is a transparent structure, and the protective shell (4) is made of high temperature flame retardant material.
4. The double-sided conductive thermal substrate LED tile of claim 3, wherein, The groove (8) is provided as an inclined structure.
5. The double-sided conductive thermal substrate LED tile of claim 4, wherein, The inner wall of the through groove (9) is provided as a wave structure.
6. The double-sided conductive thermal substrate LED tile of claim 5, wherein, Multiple positioning holes (10) are uniformly provided in the inside of the substrate (1).
7. The double-sided conductive thermal substrate LED tile of claim 6, wherein, The inside of the substrate (1) is further embedded with an L-shaped conductive plate (5), and the conductive layer (2) is connected with the conductive plate (5).