CN201772413U - Heat conduction and heat dissipation structure of a high-power LED street lamp - Google Patents

Abstract

The utility model provides a heat conduction and radiation structure of a high-power LED street lamp, which comprises an upper cover and a lower cover of a street lamp body, an integrated LED plate in the lamp body and a driving power supply, wherein the back surface of the integrated LED plate in the lamp body is connected with a heat conduction plate through a heat conduction plate, the left sections of two groups of heat conduction pipes are clamped and fixed on the upper cover through the heat conduction plate and a groove of a heat conduction block, and the right sections of the two groups of heat conduction pipes are respectively sleeved with two groups of radiating fins; and heat dissipation windows are arranged at the positions of the upper cover and the lower cover corresponding to the two groups of heat dissipation fins. The utility model adopts a mode of combining heat conduction and heat dissipation, absorbs the heat generated by the luminescence of the integrated LED board through the heat conducting plate of the heat conducting plate and the heat conducting plate, and transmits the heat to the two groups of heat conducting pipes through the heat conducting plate; and absorbed heat is dissipated through the heat conducting block radiating fins and the two groups of radiating fins on the left and right sections of the two groups of heat conducting pipes, and all heat dissipation amount in the lamp body is finally dissipated through the radiating window of the upper cover and the lower cover of the lamp body of the street lamp, so that the high-power LED street lamp can conduct heat and dissipate heat quickly, and the service life of the street lamp is prolonged.

Description

Heat conduction and heat dissipation structure of a high-power LED street lamp

technical field

The utility model belongs to the technical field of lighting and lighting, and relates to an LED lamp structure, in particular to a heat conduction and heat dissipation structure of a high-power LED street lamp.

Background technique

As a new generation of light source, LED is used in the field of lighting technology, and has the advantages of low energy consumption and long life. However, LEDs will generate heat during the working process. If the heat is not exported in time, it will cause heat accumulation, resulting in shortened LED life, increased LED light decay, and reduced overall life of the lamp. Especially at present, high-power LED street lights have become an indispensable lighting facility at night in the city. High-power LED street lights need to work for a long time in various external environments, and their heat dissipation problem has become the primary problem affecting their life. In order to solve the heat dissipation problem of high-power LED street lamps, many people have installed heat sinks on high-power LED street lamps, but the heat conduction speed of the installed heat sink itself is relatively slow, and the heat cannot be exported and dissipated in time, and the improvement effect is still did not meet the expected requirements.

Contents of the invention

The purpose of this utility model is to provide a structure suitable for heat conduction and heat dissipation of a high-power LED street lamp, which adopts a combination of heat conduction and heat dissipation, and transfers the heat generated by the LED to the heat conduction tube through the heat conduction plate and the heat conduction plate; then through the heat conduction tube The heat dissipation fins of the upper heat conduction block and the two sets of heat dissipation fins dissipate the absorbed heat, and finally completely dissipate the heat generated by the LED through the heat dissipation windows of the street lamp housing, which solves the heat dissipation problem of the existing high-power LED street lamps.

The technical scheme adopted by the utility model is a heat conduction and heat dissipation structure of a high-power LED street lamp, including the upper cover of the street lamp lamp body, the lower cover, the integrated LED board in the lamp body and the driving power supply, and the integrated LED in the lamp body The back of the board is connected to the heat conduction plate through a heat conduction plate, and the left sections of the two sets of heat conduction tubes are clamped and fixed on the upper cover through the grooves of the heat conduction plate and the heat conduction block, and the right sections of the two sets of heat conduction tubes are respectively set with two sets of heat sinks; The upper cover and the lower cover are provided with cooling windows at positions corresponding to the two sets of cooling fins.

The heat conduction and heat dissipation structure of the high-power LED street lamp described in the utility model is also characterized in that:

The heat conduction block is provided with cooling fins.

The inside of the heat pipe is filled with heat conduction liquid.

The heat conduction and heat dissipation structure of the high-power LED street lamp of the utility model adopts the combination of heat conduction and heat dissipation. The back of the integrated LED board in the lamp body is connected to the heat conduction plate through a heat conduction plate to absorb the heat generated by the integrated LED plate. The groove of the heat conduction block clamps the left section of the two sets of heat conduction tubes to transfer the heat to the heat conduction tubes; then the absorbed heat is dissipated through the heat dissipation fins of the heat conduction block on the left and right sections of the two sets of heat conduction tubes and the two sets of heat sinks. All the dissipated heat is finally dissipated through the heat dissipation window of the upper cover and the lower cover of the street lamp body, realizing rapid heat conduction and heat dissipation of the high-power LED street lamp, which plays a role in protecting the high-power LED street lamp and prolonging its service life.

Description of drawings

Fig. 1 is a schematic diagram of the heat conduction and heat dissipation structure of the high-power LED street lamp of the present invention;

Fig. 2 is a cross-sectional view of the heat conduction and heat dissipation structure of the high-power LED street lamp of the present invention;

Fig. 3 is a schematic diagram of the heat conduction block of the heat conduction and heat dissipation structure of the high-power LED street lamp of the present invention.

In the figure, 1. Upper cover, 2. Lower cover, 3. Integrated LED board, 4. Temperature conduction plate, 5. Heat conduction plate, 6. Heat conduction block, 7. Heat conduction pipe, 8. Heat sink, 9. Heat dissipation window, 10. Cooling fins.

Detailed ways

The utility model will be described in detail below in conjunction with the accompanying drawings and specific embodiments.

A heat conduction and heat dissipation structure of a high-power LED street lamp, as shown in Fig. 1, Fig. 2 and Fig. 3, includes an upper cover 1, a lower cover 2, an integrated LED board 3 in the lamp body and a driving power supply of the lamp body of the street lamp. The back of the integrated LED3 in the body is connected to the heat conduction plate 5 through a heat conduction plate 4, and the left sections of the two sets of heat conduction tubes 7 are clamped and fixed on the upper cover 1 through the grooves of the heat conduction plate 5 and the heat conduction block 6, and the two sets of heat conduction tubes The right section of 7 is respectively set with two sets of heat sinks 8; the upper cover 1 and the lower cover 2 are provided with heat dissipation windows 9 at positions corresponding to the two sets of heat sinks 8, and the heat conduction block 6 is provided with heat dissipation fins 10 , the inside of the heat pipe 7 is filled with a heat-conducting liquid.

When the high-power LED street lamp is connected to the mains, the integrated LED board 3 in the lamp body is driven to light up through the connected driving power supply, and the heat generated by the integrated LED board 3 is absorbed by the temperature-conducting plate 4 on the back, and the heat-conducting plate 4 that absorbs a large amount of heat The warm plate 4 transfers heat to the heat conduction plate 5 connected to it, and through the heat conduction plate 5, the heat is transferred to the left section of the two sets of heat conduction tubes 7 fastened and clamped by the heat conduction plate 5 and the heat conduction block 6. Filled with heat-conducting liquid, it more effectively absorbs the heat generated when the integrated LED board 3 is turned on by the heat-conducting plate 5, and then transfers the heat to the heat-conducting block 6 and the right section of the heat-conducting pipe 7 through two sets of heat-conducting pipes 7 Two sets of cooling fins 8 of the suit. The heat-absorbing heat-conducting block 6 dissipates the heat through the heat-dissipating fins 10 on it, and the two sets of heat-dissipating fins 8 of the right-section heat-conducting pipe 7 dissipate the heat through its heat-dissipating fins, and all the dissipated heat in the lamp body finally passes through the upper cover of the street lamp body 1 and the heat dissipation window 9 provided with the lower cover 2 radiate out to realize rapid heat conduction and heat dissipation of the high-power LED street lamp, and play a role in protecting the high-power LED street lamp and prolonging its service life.

The above-mentioned embodiment is only an example of the utility model, and is not used to limit the implementation of the utility model and the scope of rights. All equivalent changes and modifications made according to the content of the patent protection scope of the utility model application shall be included in this utility model. Within the scope of utility model patent application.

Claims (3)

1. A heat-conducting and heat-dissipating structure of a high-power LED street lamp, comprising an upper cover (1), a lower cover (2), an integrated LED board (3) in the lamp body and a drive power supply of a street lamp lamp body, it is characterized in that the lamp The back of the integrated LED board (3) in the body is connected to the heat conduction plate (5) through a heat conduction plate (4), and the left and right sides of the two sets of heat conduction tubes (7) are connected through the grooves of the heat conduction plate (5) and the heat conduction block (6). The section is clamped and fixed on the upper cover (1), and the right sections of the two sets of heat pipes (7) are equipped with two sets of cooling fins (8); The position corresponding to the sheet (8) is provided with a heat dissipation window (9). 2. The heat conduction and heat dissipation structure of the high-power LED street lamp according to claim 1, characterized in that, the heat conduction block (6) is provided with heat dissipation fins (10). 3. The heat conduction and heat dissipation structure of the high-power LED street lamp according to claim 1, characterized in that, the heat conduction pipes (7) are all filled with heat conduction liquid.

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