LED light source heat dissipation structure

Abstract

The utility model relates to the technical field of LED lamp heat dissipation, in particular to an LED light source heat dissipation structure which comprises a fixed shell, round heat dissipation fins are arranged in the fixed shell, one end of the fixed shell is fixedly connected with a fan, and the other end of the fixed shell is fixedly connected with a first installation shell. The LED lamp source has the advantages that the LED lamp source body is installed at the top of the cooling fin, the heat conduction base covers the LED lamp source body, the two ends of the heat conduction column are connected with the heat conduction base and the circular cooling fin respectively, heat generated by electrification of the LED lamp source body is directly conducted to the cooling fin, light generated by irradiation is conducted to the heat conduction base, and the heat conduction base is connected with the heat conduction column. According to the LED lamp source, the LED lamp source body is provided with the air inlet grooves and enters the circular heat dissipation fins through the heat conduction columns, then the fan is powered on to operate, air enters the air inlet grooves and passes through the heat conduction pieces and the circular heat dissipation fins to dissipate heat of the heat conduction pieces and the circular heat dissipation fins, and therefore the operation temperature of the LED lamp source body is reduced, and the problems existing in the prior art are conveniently and effectively solved.

Description

Technical Field

[0001] The utility model relates to the technical field of LED lamp heat dissipation, in particular to a LED light source heat dissipation structure. Background Art

[0002] LED light source is a light emitting diode light source. This light source has the advantages of small size, long life, high efficiency, etc. It can be used continuously for up to 100,000 hours. In the future, LED light source will become the mainstream in the lighting field. LED has gradually replaced traditional incandescent lamps and energy-saving lamps due to its advantages of energy saving, high efficiency and environmental protection, and is widely used in ordinary households.

[0003] Since LED is a point light source with a small area, only 30-50% of the input electrical energy is output in the form of light, and the remaining 50-70% of the electrical energy is released in the form of heat. In particular, high-power LED lamps generate large and concentrated heat. At the same time, heat accumulation causes the temperature to rise, which has a great impact on the LED light emission and affects the service life of the LED light source. Based on this, a LED light source heat dissipation structure is proposed to solve the above problems. Utility Model Content

[0004] The purpose of the utility model is to overcome the shortcomings of the prior art and provide a LED light source heat dissipation structure, which effectively solves the deficiencies of the prior art.

[0005] In order to achieve the above-mentioned objectives, an embodiment of one aspect of the utility model provides a heat dissipation structure of an LED light source, including a fixed shell, a circular heat dissipation fin is arranged inside the fixed shell, a fan is fixedly connected to one end of the fixed shell, a first mounting shell is fixedly connected to the other end of the fixed shell, a heat dissipation fin is arranged inside the first mounting shell, and a horizontally placed LED light source body is arranged on the top of the first mounting shell, a second mounting shell is arranged on the top of the first mounting shell, and the two are buckled with each other, a thermal conductive seat is arranged on the top of the second mounting shell, and the interior of the second mounting shell is hollow and covers the outside of the LED light source body, a heat absorption layer is arranged on the inner wall of the thermal conductive seat, an upper cover is arranged on the top surface of the thermal conductive seat, a thermal conductive column is arranged between one side of the top surface of the second mounting shell and the thermal conductive seat, and one end of the thermal conductive column passes through the fixed shell and is fixedly connected to the circular heat dissipation fin.

[0006] Preferably, any of the above schemes adopts a square-round transition structure for the fixed shell, one end of the fixed shell is fixedly connected to the end face of the fan by bolts, one end of the fixed shell in this scheme is fixedly connected to the first mounting shell, and a second mounting shell is provided on the top of the first mounting shell, the two are interlocked and combined into a mounting structure, thereby facilitating the provision of an installation position for the LED light source body, thereby enabling the LED light source body to illuminate the outside, and at the same time, heat can be transferred to the heat conduction seat and the heat sink respectively, thereby facilitating the heat dissipation of the LED light source body.

[0007] Preferably, any of the above schemes is that the three sides of the first mounting shell and the second mounting shell away from the fixed shell are provided with air inlet grooves. By using this scheme, it is convenient to provide an air inlet channel, so that air can smoothly pass through the heat sink and the circular cooling fins, take away the heat carried by the heat sink and the circular cooling fins, and dissipate the heat of the LED lamp source body, so that the LED lamp source body is in a lower usage range, thereby ensuring the stable operation of the LED lamp source body.

[0008] Preferably, any of the above schemes is that hooks are provided at two corners of the first mounting shell away from the fixed shell, and buckles matching with the hooks are provided at two corners of the second mounting shell away from the fixed shell. By using this scheme, it is convenient to adopt a detachable structure between the second mounting shell and the first mounting shell, which facilitates the processing and manufacturing of the second mounting shell, as well as the subsequent assembly and installation.

[0009] Preferably, any of the above schemes is that the top of the thermal seat is bent outward and fits with the top surface of the thermal column. By using this scheme, the top surface of the thermal seat can be formed with a larger size, thereby increasing its contact area with the external air. At the same time, the thermal column can be made of copper material, which is convenient for conducting heat and convenient for conducting the heat inside the thermal seat to the circular fins. Through air flow, it is convenient to dissipate heat to the LED light source body.

[0010] The utility model has the following advantages:

[0011] 1. The LED light source heat dissipation structure, a fixed shell, a first mounting shell and a second mounting shell are combined into a mounting structure, the LED light source body is installed on the top of the heat sink, the heat conductive seat is covered on the outside of the LED light source body, the two ends of the heat conductive column are respectively connected to the heat conductive seat and the circular heat dissipation fins, the heat generated by the LED light source body when powered on is directly conducted to the heat sink, the light heat generated by irradiation is conducted to the heat conductive seat, and enters the circular heat dissipation fins through the heat conductive column, and then the fan is powered on to make air enter from the air inlet slot, and pass through the heat conductive sheet and the circular heat dissipation fins to dissipate heat for both, thereby reducing the operating temperature of the LED light source body, thereby facilitating the effective solution of the problems existing in the prior art. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is a schematic diagram of the structure of the utility model from a first perspective;

[0013] Figure 2 It is a schematic diagram of the overall cutaway structure of the utility model;

[0014] Figure 3 This is a schematic diagram of the structure of the utility model from a second viewing angle;

[0015] Figure 4 This is a schematic diagram of the structure of the utility model from a third viewing angle;

[0016] Figure 5 It is a schematic diagram of the assembly structure of the second mounting housing and the heat conducting seat of the utility model;

[0017] Figure 6 This is a schematic diagram of the second installation housing structure of the utility model;

[0018] Figure 7 It is a schematic diagram of the structure of the heat conducting seat of the utility model.

[0019] In the figure: 1-fixed housing, 2-first mounting housing, 3-fan, 4-second mounting housing, 5-upper cover, 6-air inlet slot, 7-heat sink, 8-clip, 9-thermal seat, 10-thermal column, 11-LED light source body, 12-circular heat sink fins, 13-hook, 14-heat absorbing layer. DETAILED DESCRIPTION

[0020] The present invention is further described below in conjunction with the accompanying drawings, but the protection scope of the present invention is not limited to the following description.

[0021] like Figures 1 to 7 As shown, a heat dissipation structure of an LED light source comprises a fixed shell 1, the interior of the fixed shell 1 is provided with circular heat dissipation fins 12, one end of the fixed shell 1 is fixedly connected to a fan 3, the other end of the fixed shell 1 is fixedly connected to a first mounting shell 2, the interior of the first mounting shell 2 is provided with heat dissipation fins 7, and a horizontally placed LED light source body 11 is provided at the top thereof, a second mounting shell 4 is provided at the top of the first mounting shell 2, and the two are buckled with each other, a heat conducting seat 9 is provided at the top of the second mounting shell 4, and the interior thereof is a hollow structure, and is covered on the outside of the LED light source body 11, a heat absorbing layer 14 is provided on the inner wall of the heat conducting seat 9, an upper cover 5 is provided on the top surface of the heat conducting seat 9, a heat conducting column 10 is provided between one side of the top surface of the second mounting shell 4 and the heat conducting seat 9, one end of the heat conducting column 10 passes through the fixed shell 1 and is fixedly connected to the circular heat dissipation fins 12.

[0022] The fixed shell 1 adopts a square-round transition structure, and one end of the fixed shell 1 is fixedly connected to the end face of the fan 3 by bolts. As an optional technical solution of the utility model, one end of the fixed shell 1 is fixedly connected to the first mounting shell 2, and a second mounting shell 4 is provided on the top of the first mounting shell 2. The two are interlocked and combined into a mounting structure, which is convenient for providing an installation position for the LED light source body 11, so that the LED light source body 11 can illuminate the outside, and at the same time, the heat can be respectively transferred to the heat conduction seat 9 and the heat sink 7, which is convenient for dissipating the heat of the LED light source body 11.

[0023] The first mounting shell 2 and the second mounting shell 4 are provided with air inlet grooves 6 on three sides away from the fixed shell 1. As an optional technical solution of the utility model, this facilitates providing an air inlet channel, so that air can smoothly pass through the heat sink 7 and the circular heat sink fins 12, take away the heat carried by the heat sink 7 and the circular heat sink fins 12, and dissipate the heat of the LED light source body 11, so that the LED light source body 11 is in a lower usage range, ensuring the stable operation of the LED light source body 11.

[0024] The first mounting shell 2 is provided with hooks 13 at two corners away from the fixed shell 1, and the second mounting shell 4 is provided with buckles 8 matching with the hooks 13 at two corners away from the fixed shell 1. As an optional technical solution of the utility model, it is convenient to adopt a detachable structure between the second mounting shell 4 and the first mounting shell 2, which is convenient for processing and manufacturing the second mounting shell 4, as well as subsequent assembly and installation.

[0025] The top of the thermally conductive seat 9 is bent outward and fits with the top surface of the thermally conductive column 10. As an optional technical solution of the utility model, this facilitates the top surface of the thermally conductive seat 9 to form a larger size, thereby increasing its contact area with the external air. At the same time, the thermally conductive column 10 can be made of copper material, which is convenient for conducting heat and convenient for conducting the heat inside the thermally conductive seat 9 to the circular fins 12. Through air flow, it is convenient to dissipate heat for the LED light source body 11.

[0026] The LED light source heat dissipation structure requires the following steps when used:

[0027] 1) When in use, the LED light source body 11 is powered on and generates light and heat to the outside;

[0028] 2) The heat first enters the heat sink 7, and the light heat enters the heat conducting seat 9 at the same time;

[0029] 3) The heat on the heat-conducting seat 9 is transferred to the circular heat-dissipating fins 12 through the heat-conducting columns 10;

[0030] 4) The fan 3 is powered on and runs, driving air to enter from the air inlet slot 6 and pass through the circular heat dissipation fins 12 in sequence, thereby cooling the LED light source body 11 .

[0031] To summarize, when the user uses it, the fixed shell 1, the first mounting shell 2 and the second mounting shell 4 are combined into a mounting structure, the LED light source body 11 is installed on the top of the heat sink 7, the thermal seat 9 covers the outside of the LED light source body 11, and the two ends of the thermal column 10 are respectively connected to the thermal seat 9 and the circular heat sink fins 12. The heat generated by the LED light source body 11 when it is powered on is directly conducted to the heat sink 7, and the light heat generated by the irradiation is conducted to the thermal seat 9, and enters the circular heat sink fins 12 through the thermal column 10, and then the fan 3 is powered on to allow air to enter from the air inlet slot 6, and pass through the thermal seat 7 and the circular heat sink fins 12 to dissipate heat for both, thereby reducing the operating temperature of the LED light source body 11, thereby facilitating an effective solution to the problems existing in the prior art.

[0032] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A LED light source heat dissipation structure, Features: The invention comprises a fixed housing (1), wherein a circular heat dissipation fin (12) is arranged inside the fixed housing (1), a fan (3) is fixedly connected to one end of the fixed housing (1), and a first mounting housing (2) is fixedly connected to the other end of the fixed housing (1), a heat dissipation fin (7) is arranged inside the first mounting housing (2), and a horizontally placed LED light source body (11) is arranged at the top of the first mounting housing (2), and a second mounting housing (4) is arranged at the top of the first mounting housing (2), and the two are buckled with each other, A heat-conducting seat (9) is arranged at the top of the second mounting shell (4), and the interior thereof is a hollow structure, and covers the outside of the LED light source body (11); the inner wall of the heat-conducting seat (9) is provided with a heat-absorbing layer (14); the top surface of the heat-conducting seat (9) is provided with an upper cover (5); a heat-conducting column (10) is arranged between one side of the top surface of the second mounting shell (4) and the heat-conducting seat (9); one end of the heat-conducting column (10) passes through the fixed shell (1) and is fixedly connected to the circular heat dissipation fin (12).

2. The LED light source heat dissipation structure according to claim 1, Features: The fixed housing (1) adopts a square-circle transition structure, and one end of the fixed housing (1) is fixedly connected to the end surface of the fan (3) by means of bolts.

3. The LED light source heat dissipation structure according to claim 2, Features: Air inlet slots (6) are provided on three sides of the first installation shell (2) and the second installation shell (4) away from the fixed shell (1).

4. The LED light source heat dissipation structure according to claim 3, Features: The first installation shell (2) is provided with hooks (13) at two corners away from the fixed shell (1), and the second installation shell (4) is provided with buckles (8) matching with the hooks (13) at two corners away from the fixed shell (1).

5. The LED light source heat dissipation structure according to claim 4, Features: The top end of the heat-conducting seat (9) is bent outward and fits against the top surface of the heat-conducting column (10).

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