LED module light source

Abstract

The utility model discloses a light-emitting diode (LED) module light source, which relates to the technical field of LEDs and comprises a composite circuit board layer, a heat dissipation assembly is arranged at the bottom of the composite circuit board layer, a plurality of LED chips are arranged at the top of the composite circuit board layer, and a plurality of LED light source assemblies are arranged at the top of the composite circuit board layer. The plurality of LED light source assemblies are positioned among the plurality of LED chips; the heat dissipation assemblies are electrically connected with the LED light source assembly, and the heat dissipation assemblies are electrically connected. The heat dissipation assembly comprises a metal plate layer, a plurality of heat dissipation fins are arranged at the bottom of the metal plate layer, and mounting grooves are formed in the surfaces of the heat dissipation fins. According to the LED module light source, the heat conduction part and the electric conduction part of the composite circuit board layer are arranged respectively, a heat pipe can be arranged on the inner wall of the installation groove, and the effects of improving heat dissipation efficiency and protecting circuit safety are achieved through the combination of the heat dissipation fins and the installation groove.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of LED, especially a kind of LED module light source. BACKGROUND

[0002] LED integrated module package light source is very popular in home, business, venue, industrial and mining lighting field.Integrated package plays an important part in LED lighting device market with its excellent light quality, excellent light efficiency, good optical design tolerance and excellent cost performance.LED module is an important part of LED lamp, and LED module has the characteristics of high brightness and energy saving, and is widely used in decoration and lighting fields.With the increasing demand for LED module lighting, people later use glass lens to improve the illumination effect and weather resistance of LED module.In the use process of outdoor lamps, waterproof performance directly affects the service life of LED module.

[0003] For example, the patent number CN221483469U discloses an LED module light source, which comprises a hard circuit board and a flat lens plate, the lens plate is provided with lenses, the lenses are downwardly formed into semispherical depressions, the two ends of the lens plate are provided with upwardly protruding trapezoidal clamping teeth, the root connection of the trapezoidal clamping teeth is outwardly protruding to form a clamping step, the hard circuit board is provided with LED lamp beads opposite to the lenses, and the two ends of the hard circuit board are provided with mounting holes corresponding to the trapezoidal clamping teeth.Compared with the prior art, the utility model has the beneficial effects as follows: during assembly, only need to align the mounting holes at the two ends of the hard circuit board with the trapezoidal clamping teeth at the two ends of the lens plate and press downward, the trapezoidal clamping teeth are outwardly protruding to form a clamping step on the lens plate after passing through the mounting hole, so that the assembly is simple and fast, the lenses downwardly formed into semispherical depressions have a certain gap with the LED lamp beads, which is beneficial to heat dissipation and cooling of the LED lamp beads, meanwhile, the lenses have no stress effect on the LED lamp beads, the assembly operation will not damage the LED lamp beads, and the operation is simple and time-saving.

[0004] The prior art has the following problems:

[0005] The existing LED module light source has slow heat dissipation efficiency, which is not conducive to the safety of the circuit, leading to easy scrap of the entire LED light source, which may cause resource waste, and the maintenance is troublesome, the service life is short, and the existing LED light source has poor scattered light quality, which is not conducive to light concentration and use. UTILITY MODEL CONTENTS

[0006] The utility model provides a kind of LED module light source to solve the problems in the above background technology.

[0007] To solve the above technical problems, the technical scheme adopted by the utility model is:

[0008] An LED module light source, comprising a composite circuit board layer, a heat dissipation assembly arranged at the bottom of the composite circuit board layer, a plurality of LED chips arranged at the top of the composite circuit board layer, and a plurality of LED light source assemblies arranged at the top of the composite circuit board layer and located between the plurality of LED chips.

[0009] The heat dissipation assembly is electrically connected with the LED light source assembly, and the heat dissipation assemblies are electrically connected with each other.

[0010] The heat dissipation assembly comprises a metal plate layer, and a plurality of heat dissipation fins are arranged at the bottom of the metal plate layer, the upper surfaces of the plurality of heat dissipation fins are each provided with a plurality of mounting grooves, and the top of the metal plate layer is fixedly connected with the bottom of the composite circuit board layer.

[0011] Preferably, the LED light source assembly comprises a lens, the bottom of the lens is bonded with the top of the composite circuit board layer, and the inner wall bottom of the lens is fixedly connected with an LED light source.

[0012] Preferably, a sealing layer is arranged between the inner wall bottom of the lens and the periphery of the LED light source.

[0013] Preferably, a vacuum layer is arranged in the middle of the lens, the inner cavity of the vacuum layer is filled with inert gas, and the surface of the lens is provided with a coating layer.

[0014] Preferably, the lens is in a semispherical shape.

[0015] Preferably, the inner cavity between the lens and the LED light source is filled with inert gas.

[0016] Preferably, the heat conducting component and the electrically conducting component of the composite circuit board layer are arranged separately.

[0017] Preferably, the inner wall of the mounting groove is provided with a heat pipe.

[0018] Thanks to the above technical scheme, the present application has the following technical progress compared with the prior art:

[0019] 1. The LED module light source provided by the present application has the heat conducting component and the electrically conducting component of the composite circuit board layer arranged separately, the inner wall of the mounting groove provided with a heat pipe, and the bottom of the metal plate layer provided with a plurality of heat dissipation fins and the surfaces of the plurality of heat dissipation fins provided with a plurality of mounting grooves, so that the efficiency of heat dissipation is improved and the safety of the circuit is protected.

[0020] 2, the utility model provides a LED module light source, through the inert gas and the inert gas in the cavity of vacuum layer between the lens and LED light source effect, play to reduce reflection, increase the light transmittance, thereby improve the quality and service life of light. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is the structural schematic diagram of the utility model;

[0022] Figure 2 It is the structural schematic diagram of the heat dissipation assembly of the utility model;

[0023] Figure 3 It is the structural schematic diagram of the LED light source assembly of the utility model;

[0024] Figure 4 It is the structural schematic diagram of the composite circuit board layer of the utility model;

[0025] Figure 5 It is the structural schematic diagram of the lens section expansion of the utility model.

[0026] In the drawing: 1, LED chip;2, composite circuit board layer;3, heat dissipation assembly;31, metal plate layer;32, heat dissipation fin;33, installation slot;4, LED light source assembly;41, lens;42, LED light source;43, vacuum layer;44, sealing layer. DETAILED DESCRIPTION

[0027] In order to make the technical means, creation features, purposes and effects of the utility model easy to understand, the utility model is further described below in combination with specific embodiments.

[0028] As Figure 1 , Figure 2 , Figure 4 Indicated, a kind of LED module light source, including composite circuit board layer 2, composite circuit board layer 2 bottom is provided with heat dissipation assembly 3, the top of composite circuit board layer 2 is provided with several LED chips 1, the top of composite circuit board layer 2 is provided with several LED light source assemblies 4, and several LED light source assemblies 4 are located between several LED chips 1 position;Heat dissipation assembly 3 and LED light source assembly 4 are electrically connected, and heat dissipation assembly 3 and heat dissipation assembly 3 are electrically connected;Heat dissipation assembly 3 includes metal plate layer 31, the bottom of metal plate layer 31 is provided with several heat dissipation fins 32, the upper surface of several heat dissipation fins 32 is all provided with several installation slots 33, and the top of metal plate layer 31 is fixedly connected with the bottom of composite circuit board layer 2.

[0029] Through the electrical connection between the heat dissipation assembly 3 and the LED light source assembly 4, the electrical connection between the heat dissipation assembly 3 and the heat dissipation assembly 3, the function of controlling the LED light source assembly 4 is facilitated, and the installation of the composite circuit board layer 2 and the metal plate layer 31 is assisted, the combination of the heat dissipation fins 32 and the installation grooves 33 plays a role in improving the efficiency of heat dissipation.

[0030] As shown in Figure 3 , the LED light source assembly 4 includes a lens 41, the bottom of the lens 41 is bonded to the top of the composite circuit board layer 2, and the inner wall bottom of the lens 41 is fixedly connected with an LED light source 42.

[0031] Through the bonding of the bottom of the lens 41 to the top of the composite circuit board layer 2, the sealed installation is improved, and the LED light source 42 fixedly connected to the inner wall bottom of the lens 41 plays a role in emitting light.

[0032] As shown in Figure 5 , a sealing layer 44 is used to connect the inner wall bottom of the lens 41 to the periphery of the LED light source 42.

[0033] Through the use of epoxy resin glue to connect the lens 41 and the LED light source 42, the sealing, fixing and protection are improved, a sealed structure is formed, external factors such as moisture and dust are prevented from entering, and the long-term stable operation of the LED light source is ensured.

[0034] As shown in Figure 5 , a vacuum layer 43 is provided in the middle of the lens 41, the inner cavity of the vacuum layer 43 is filled with inert gas, and a coating layer is provided on the surface of the lens 41.

[0035] Through the vacuum layer 43 provided in the middle of the lens 41, the reflection is reduced, the light transmittance is increased, and the quality of the light is improved, and the coating layer on the surface of the lens 41 reduces the scratching and damage of the outside.

[0036] As shown in Figure 5 , the lens 41 is in a semispherical shape.

[0037] Through the semispherical shape of the lens 41, the utilization efficiency of high light concentration is improved.

[0038] As shown in Figure 5 , inert gas is filled in the inner cavity between the lens 41 and the LED light source 42.

[0039] By filling inert gas in the inner cavity between the lens 41 and the LED light source 42, the evaporation of the filament can be significantly reduced, and the service life of the LED light source is improved.

[0040] As shown in Figure 1 , the heat-conducting components and the electrically-conducting components of the composite circuit board layer 2 are provided separately.

[0041] The heat dissipation efficiency is improved and the circuit safety is protected by arranging the heat conducting part and the conducting part of the composite circuit board layer 2 respectively.

[0042] As shown in Figure 2 The inner wall of the mounting groove 33 can be provided with a heat pipe.

[0043] The heat pipe arranged on the inner wall of the mounting groove 33 also accelerates the heat dissipation efficiency.

[0044] The working principle of the utility model is: through the installation of the LED chip 1 on the auxiliary surface of the composite circuit board layer 2, the light emission of the LED light source assembly 4 is controlled, the electric connection between the heat dissipation assembly 3 and the LED light source assembly 4 is realized, the electric connection between the heat dissipation assembly 3 and the heat dissipation assembly 3 is realized, the installation of the auxiliary metal plate layer 31 of the composite circuit board layer 2 in the heat dissipation assembly 3 is realized, the heat dissipation efficiency is improved by the combination of the heat dissipation fin 32 and the mounting groove 33; the bottom of the lens 41 is bonded to the top of the composite circuit board layer 2 to improve the sealing installation, the LED light source 42 fixedly connected to the inner wall bottom of the lens 41 is used for light emission, the lens 41 is in a semispherical shape to improve the utilization efficiency of high light concentration, the vacuum layer 43 arranged in the middle of the lens 41 is used for reducing reflection and increasing light transmittance, thereby improving the quality of light, the plating layer on the surface of the lens 41 is used for reducing external scratches and damage, and the inner cavity between the lens 41 and the LED light source 42 is filled with inert gas, which can significantly reduce the evaporation of the filament and improve the service life of the LED light source.

[0045] The basic principle and main features of the utility model and the advantages of the utility model are shown and described above. It should be understood by those skilled in the art that the utility model is not limited by the above-mentioned embodiments, and the above-mentioned embodiments and the description in the specification are only used to illustrate the principle of the utility model, and various changes and improvements can be made to the utility model without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model claimed. The protection scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. An LED module light source comprising a composite circuit board layer (2), characterized in that: The bottom of the composite circuit board layer (2) is provided with a heat dissipation assembly (3), the top of the composite circuit board layer (2) is provided with a plurality of LED chips (1), the top of the composite circuit board layer (2) is provided with a plurality of LED light source assemblies (4), and the plurality of LED light source assemblies (4) are located between the plurality of LED chips (1). The heat dissipation assembly (3) and the LED light source assembly (4) are electrically connected, and the heat dissipation assembly (3) and the heat dissipation assembly (3) are electrically connected. The heat dissipation assembly (3) comprises a metal plate layer (31), the bottom of the metal plate layer (31) is provided with a plurality of heat dissipation fins (32), the upper surfaces of the plurality of heat dissipation fins (32) are each provided with a plurality of mounting grooves (33), and the top of the metal plate layer (31) is fixedly connected with the bottom of the composite circuit board layer (2).

2. The LED module light source of claim 1, wherein: The LED light source assembly (4) comprises a lens (41), the bottom of the lens (41) is bonded with the top of the composite circuit board layer (2), and the inner wall bottom of the lens (41) is fixedly connected with an LED light source (42).

3. The LED module light source of claim 2, wherein: The inner wall bottom of the lens (41) is connected with the periphery of the LED light source (42) by using a sealing layer (44).

4. The LED module light source of claim 2, wherein: A vacuum layer (43) is arranged in the middle of the lens (41), the inner cavity of the vacuum layer (43) is filled with inert gas, and the surface of the lens (41) is provided with a coating layer.

5. The LED module light source of claim 2, wherein: The lens (41) is semispherical.

6. The LED module light source of claim 2, wherein: The inner cavity between the lens (41) and the LED light source (42) is filled with inert gas.

7. The LED module light source of claim 1, wherein: The heat conduction part and the conductive part of the composite circuit board layer (2) are respectively arranged.

8. The LED module light source of claim 1, wherein: The inner wall of the mounting groove (33) can be provided with a heat pipe.

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