CN211475637U - High-efficient radiating LED street lamp - Google Patents

Abstract

The utility model discloses an efficient heat dissipation LED street lamp, which belongs to the technical field of street lamps and solves the problem of poor heat dissipation effect of the existing street lamps. A number of heat dissipation holes are arranged on the surface of the thermally conductive partition plate, a heat transfer cylinder is connected to the thermally conductive partition plate, the interior of the heat transfer cylinder is set as a power supply cavity, a circuit board is installed in the power supply cavity, and an LED light source is installed on the circuit board. A lens is installed at the bottom of the heat cylinder, a lampshade is arranged on the outer side of the lens, the outer side of the lampshade is connected to the lower cover, and the bottom side of the lower cover is provided with several ventilation holes. The fins are connected with the heat conduction partition plate. The built-in fan realizes the air circulation in the lamp body, realizes the efficient heat dissipation of the LED street lamp, improves the heat conduction efficiency, and has a good conduction effect on the heat generated by the LED light source. Efficiency is fast.

Description

An efficient heat dissipation LED street light

technical field

The utility model relates to the technical field of street lamps, in particular to an LED street lamp with efficient heat dissipation.

Background technique

LED street lights are the most energy-saving and environmentally friendly products in the current lighting products, but their LED light sources have higher requirements for heat dissipation, especially in the street light industry. High-power LED street lights have higher requirements for heat dissipation technology. The higher the heat flux density. When the effect of the heat sink is poor, the temperature of the LED chip rises sharply, which will quickly cause light decay and even damage the LED chip. Only by solving the heat dissipation technology of high-power LED street lamps and delaying the light decay of LEDs to the maximum extent can the application of high-power LED street lamps be widely promoted.

Among the current high-power LED lamps, many LED street lamps use the lamp housing or cavity to dissipate heat, which lacks active heat dissipation, resulting in extremely low lifespan of LED street lamps and inability to effectively dissipate heat, which restricts the service life of LED street lamps; Therefore, there is a need for an efficient heat dissipation LED street lamp that can realize the installation of the LED light source without affecting the air circulation in the street lamp and is conducive to heat conduction and dissipation, so as to meet the usage requirements.

Utility model content

In view of the deficiencies in the prior art, the purpose of the embodiments of the present invention is to provide an LED street lamp with high heat dissipation, so as to solve the above-mentioned problems in the background art.

To achieve the above object, the utility model provides the following technical solutions:

An efficient heat dissipation LED street lamp, comprising a lamp body, the lamp body is mounted on a lamp pole, a heat-conducting partition plate is arranged inside the lamp body, a plurality of heat-dissipating holes are arranged on the surface of the heat-conducting partition plate, and a top of the lamp body is provided. An upper cover is installed, a heat dissipation cavity is formed between the upper cover and the lamp body, a fan is installed in the heat dissipation cavity, a heat dissipation port is arranged on the side wall of the upper cover, a heat transfer cylinder is connected to the heat conduction partition plate, and the interior of the heat transfer cylinder is set as A power supply cavity, a circuit board is installed in the power supply cavity, an LED light source is installed on the circuit board, a lens is installed at the bottom of the heat transfer cylinder, a lampshade is arranged on the outer side of the lens, the outer side of the lampshade is connected to a lower cover, and the bottom side of the lower cover is provided with several ventilation holes .

As a further solution of the present invention, the lamp body is provided with an electric appliance compartment, an electric appliance box is installed in the electric appliance compartment, and an electric appliance compartment cover is arranged on the electric appliance compartment.

As a further solution of the present invention, the heat dissipation cavity is communicated with the inside of the lamp body through heat dissipation holes.

As a further solution of the present invention, the heat dissipation port is communicated with the heat dissipation cavity, and a blocking cover is provided above the heat dissipation port.

As a further solution of the present invention, the lower cover is screwed to the bottom of the lamp body.

As a further solution of the present invention, the circuit board is connected to the electrical box, and the electrical box is connected to the fan.

As a further solution of the present invention, a plurality of radiating fins are connected to the side wall of the heat transfer cylinder, the radiating gaps are formed between the radiating fins, and the radiating fins are connected with the heat-conducting partition plate.

As a further solution of the present invention, the thermally conductive partition plate, the heat transfer cylinder and the heat dissipation fins are all copper or aluminum structures.

To sum up, the embodiments of the present utility model have the following beneficial effects compared with the prior art:

The high-efficiency heat-dissipating LED street lamp of the utility model has the advantages of installing the LED light source in the heat-transfer cylinder, connecting a plurality of heat-dissipating fins on the outer wall of the heat-transfer cylinder, and communicating with the heat-conducting partition plate, and the built-in fan realizes the air circulation The lamp body circulates, realizes the efficient heat dissipation of the LED street lamp, improves the heat conduction efficiency, and has a good conduction effect on the heat generated by the LED light source, and the heat dissipation efficiency is fast.

In order to illustrate the structural features and functions of the present invention more clearly, the present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

Description of drawings

FIG. 1 is a schematic structural diagram of Embodiment 1 of the utility model.

2 is a schematic structural diagram of a heat transfer cylinder in Embodiment 1 of the utility model.

3 is a schematic structural diagram of Embodiment 2 of the utility model.

FIG. 4 is a schematic diagram of the structure of the heat dissipation fins on the outer side of the heat transfer cylinder in the second embodiment of the utility model.

Reference signs: 1-lamp pole, 2-lamp body, 3-electrical compartment cover, 4-electrical box, 5-upper cover, 6-thermal separation plate, 7-heat dissipation hole, 8-heat transfer cylinder, 9- Cooling fins, 10-fan, 11-blocking cover, 12-cooling vent, 13-power cavity, 14-circuit board, 15-LED light source, 16-lens, 17-lampshade, 18-lower cover, 19-ventilation hole .

Detailed ways

The technical solutions of the present utility model will be further described below with reference to the accompanying drawings and specific embodiments.

Example 1

Referring to FIGS. 1 to 2, an LED street lamp with high heat dissipation includes a lamp body 2, the lamp body 2 is installed on a light pole 1, an electrical appliance compartment is arranged on the lamp body 2, and an electrical appliance box is installed in the electrical appliance compartment 4. The electric appliance compartment is provided with an electric appliance compartment cover 3. The electric appliance compartment cover 3 is used to cover the electric appliance box 4 to facilitate the installation of the electric appliance box 4 in the electric appliance compartment. In the embodiment of the present utility model, the electric appliance compartment cover 3 Screw it on the lamp body 2 of the electrical compartment through the screw.

The inside of the lamp body 2 is provided with a thermally conductive partition plate 6 , and the surface of the thermally conductive partition plate 6 is provided with a number of heat dissipation holes 7 . The heat dissipation cavity is communicated with the interior of the lamp body 2 through the heat dissipation holes 7. A fan 10 is installed in the heat dissipation cavity, a heat dissipation port 12 is provided on the side wall of the upper cover 5, and a blocking cover 11 is provided above the heat dissipation port 12, wherein, The heat dissipation port 12 is communicated with the heat dissipation cavity. When the street lamp is working, the fan 10 also works, which draws the hot air inside the lamp body 2 into the heat dissipation cavity through the heat dissipation hole 7, and the air is discharged from the heat dissipation port 12 through the fan 10. Blow out to achieve heat dissipation inside the lamp body 2 .

The heat-conducting partition plate 6 is connected with a heat transfer cylinder 8, and the inside of the heat transfer cylinder 8 is set as a power supply cavity 13, a circuit board 14 is installed in the power supply cavity 13, and an LED light source 15 is installed on the circuit board 14. A lens 16 is installed at the bottom of the barrel 8, a lampshade 17 is arranged on the outside of the lens 16, the outer side of the lampshade 17 is connected to a lower cover 18, and the lower cover 18 is screwed on the bottom of the lamp body 2, so that the lampshade 17 is installed at the bottom of the lamp body 2;

In the embodiment of the present invention, the circuit board 14 is connected to the electrical box 4 , and at the same time, the electrical box 4 is connected to the fan 10 , which facilitates the control of the LED light source 15 on the circuit board 14 for lighting and the rotation of the fan 10 .

In the embodiment of the present invention, a plurality of ventilation holes 19 are provided on the bottom side of the lower cover 18 , and the ventilation holes 19 are used for external air to enter the lamp body 2 to dissipate the heat in the lamp body 2 .

Example 2

Referring to FIGS. 3 to 4 , an LED street lamp with high heat dissipation includes a lamp body 2 , the lamp body 2 is mounted on a light pole 1 , and a heat-conducting partition plate 6 is provided inside the lamp body 2 . 6 There are several heat dissipation holes 7 on the surface, an upper cover 5 is installed on the top of the lamp body 2, a heat dissipation cavity is formed between the upper cover 5 and the lamp body 2, and the heat dissipation cavity is communicated with the interior of the lamp body 2 through the heat dissipation holes 7. A fan 10 is installed in the heat dissipation cavity,

A heat transfer cylinder 8 is fixed in the middle of the thermally conductive partition plate 6 . The interior of the heat transfer cylinder 8 is set as a power supply cavity 13 , and the circuit board 14 and the LED light source 15 are installed in the heat transfer cylinder 8 . Heat dissipation efficiency, a number of heat dissipation fins 9 are connected on the side wall of the heat transfer cylinder 8, and the heat dissipation fins 9 are heat dissipation gaps, and the heat dissipation fins 9 are connected with the heat conduction partition plate 6. The heat conduction partition plate 6, the heat transfer cylinder 8 and the heat dissipation fins 9 are all of copper or aluminum structure, which improves the heat conduction efficiency, has a better conduction effect on the heat generated by the LED light source 15, and has a fast heat dissipation efficiency.

The remaining structural parts of this embodiment are the same as those of Embodiment 1.

The technical principles of the present invention are described above with reference to specific embodiments, which are only preferred embodiments of the present invention. The protection scope of the present invention is not limited to the above-mentioned embodiments, and all technical solutions that belong to the idea of the present invention belong to the protection scope of the present invention. Those skilled in the art can think of other specific embodiments of the present invention without creative work, and these methods will fall within the protection scope of the present invention.

Claims (8)

1. The utility model provides a high-efficient radiating LED street lamp, includes lamp body (2), install on lamp pole (1) lamp body (2), its characterized in that, lamp body (2) inside is equipped with heat conduction division board (6), and heat conduction division board (6) surface is equipped with a plurality of louvres (7), upper cover (5) are installed at lamp body (2) top, form the heat dissipation chamber between upper cover (5) and lamp body (2), install fan (10) in the heat dissipation chamber, are equipped with thermovent (12) on upper cover (5) lateral wall, are connected with heat transfer section of thick bamboo (8) on heat conduction division board (6), and heat transfer section of thick bamboo (8) inside is established to power supply chamber (13), installs circuit board (14) in power supply chamber (13), installs LED light source (15) on circuit board (14), lens (16) are installed to heat transfer section of thick bamboo (8) bottom, and lens (16) outside is equipped with lamp shade (17), and lower, the bottom side of the lower cover (18) is provided with a plurality of vent holes (19).

2. The LED street lamp with high heat dissipation efficiency as claimed in claim 1, wherein an electrical cabinet is arranged on the lamp body (2), an electrical box (4) is installed in the electrical cabinet, and an electrical cabinet cover (3) is arranged on the electrical cabinet.

3. The LED street lamp with high heat dissipation efficiency as recited in claim 1 or 2, wherein the heat dissipation cavity is communicated with the inside of the lamp body (2) through heat dissipation holes (7).

4. The LED street lamp with high heat dissipation efficiency as recited in claim 3, wherein the heat dissipation port (12) is communicated with the heat dissipation cavity, and a blocking cover (11) is arranged above the heat dissipation port (12).

5. The LED street lamp with high heat dissipation efficiency as recited in claim 1, wherein the lower cover (18) is screwed on the bottom of the lamp body (2).

6. The LED street lamp with efficient heat dissipation according to claim 2, characterized in that the circuit board (14) is connected with the electrical box (4), and the electrical box (4) is connected with the fan (10).

7. The LED street lamp with the efficient heat dissipation function as claimed in claim 1, wherein the side wall of the heat transfer cylinder (8) is connected with a plurality of heat dissipation fins (9), heat dissipation gaps are formed among the heat dissipation fins (9), and the heat dissipation fins (9) are connected with the heat conduction partition plate (6).

8. The LED street lamp with efficient heat dissipation according to claim 7, wherein the heat-conducting separation plate (6), the heat-transfer cylinder (8) and the heat-dissipation fins (9) are all of copper or aluminum structure.

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