CN211551379U

CN211551379U - LED street lamp with good heat dissipation

Info

Publication number: CN211551379U
Application number: CN201922029527.8U
Authority: CN
Inventors: 李权云
Original assignee: Hangzhou Yihua E Commerce Co ltd
Current assignee: Yangzhou Hongyifeng Power Technology Co ltd
Priority date: 2019-11-22
Filing date: 2019-11-22
Publication date: 2020-09-22
Anticipated expiration: 2029-11-22

Abstract

The utility model discloses a LED street lamp that heat dissipation is good, including lamp pole and the lamp shade of fixed connection at the lamp pole lateral wall, fixed mounting has the lamp body in the lamp shade, the lamp shade lower extreme has inlayed the translucent cover, all be equipped with the louvre on the lamp shade lateral wall, the cavity has been seted up in the lamp pole lateral wall, the cavity is installed with the inside intercommunication of lamp shade and intercommunication department and is only allowed the air to follow the first check valve of lamp shade interior flow direction cavity. The utility model discloses a set up the suction mechanism, pushing mechanism and deashing mechanism, can be by the up-and-down motion of fly leaf, with the hot air suction in the lamp shade, make external low temperature air dispel the heat and cool down in can getting into the lamp shade, prevent that electronic component high temperature in the LED lamp body, guarantee that the life of LED street lamp can not receive the influence, can blow off the dust of translucent cover surface adhesion simultaneously, avoid the luminousness of grey translucent cover to reduce because of the adhesion dust, make the illuminating effect of LED street lamp keep good.

Description

LED street lamp with good heat dissipation

Technical Field

The utility model relates to a lamps and lanterns field especially relates to a LED street lamp that heat dissipation is good.

Background

The LED street lamp is a street lamp manufactured by adopting an LED light source, has the unique advantages of high efficiency, safety, energy conservation, environmental protection, long service life, high response speed, high color rendering index and the like, and has very important significance for urban illumination and energy conservation.

However, the LED light source converts a small part of energy into light energy, and converts most of the rest energy into heat energy, so that the heat dissipation requirement of the LED lamp is high, the packaging area of the LED lamp is small, heat accumulation is easy to occur in the LED lamp, and if the heat is not dissipated in time, the temperature of an electronic element in an LED lamp body is abnormally increased, so that the service life of the LED street lamp is influenced.

And because the LED street lamp is in the outdoor environment for a long time, the dust contained in the dust air is heavier, the dust adhesion phenomenon easily occurs on the transparent cover at the lower end of the lampshade, and the dust adhered to the transparent cover can reduce the light transmittance of the transparent cover, thereby greatly reducing the lighting effect of the LED street lamp.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the good LED street lamp dispels the heat that proposes, it is through setting up the suction mechanism, pushing mechanism and deashing mechanism, can be rotated by the motor drive disc, and then promote fly leaf up-and-down motion, with hot air suction in the lamp shade, make external low temperature air dispel the heat and cool down in getting into the lamp shade, prevent that the interior electronic component temperature of LED lamp body is too high, guarantee that the life of LED street lamp can not receive the influence, can make the hot air of suction blow on the translucent cover surface simultaneously, blow off the dust of translucent cover surface adhesion, the luminousness of avoiding grey translucent cover reduces because of the adhesion dust, make the illuminating effect of LED street lamp keep good.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a good LED street lamp dispels heat, includes lamp pole and the lamp shade of fixed connection at the lamp pole lateral wall, fixed mounting has the lamp body in the lamp shade, the translucent cover has been inlayed to the lamp shade lower extreme, all be equipped with the louvre on the lamp shade lateral wall, the cavity has been seted up in the lamp pole lateral wall, the cavity is installed with the inside intercommunication of lamp shade and intercommunication department and is only allowed the air to follow the first check valve of flow direction cavity in the lamp shade, install the suction mechanism that is used for the hot air suction in the lamp shade in the cavity, the deashing mechanism that is used for cleaing away translucent cover surface dust is.

Preferably, the suction mechanism includes fixed plate and fly leaf, fixed plate seal fixed connection is between the cavity inner wall, install on the fixed plate and only allow the air from the second check valve up flowing down, fly leaf seal sliding connection is between the cavity inner wall, install the pushing mechanism who is used for promoting fly leaf up-and-down motion on the lamp pole lateral wall.

Preferably, the pushing mechanism comprises a motor, a disc and a connecting rod which are fixedly installed on the side wall of the lamp post, an output shaft of the motor extends to the inner wall of the cavity, the disc is coaxially and fixedly connected to the tail end of the output shaft of the motor, one end of the connecting rod is rotatably connected to the non-circle center of the side wall of the disc, and the other end of the connecting rod is rotatably connected to the lower end of the movable plate.

Preferably, the ash removal mechanism comprises an ash removal plate, the ash removal plate is fixedly connected to one side of the lower end of the lampshade, an air cavity is formed in the side wall of the ash removal plate, air nozzles communicated with the air cavity are formed in the side wall of the ash removal plate, and the air cavity is communicated with the upper end of the cavity through an air guide pipe.

Preferably, the air injection ports have an upward inclination.

Preferably, a dust screen is installed in the heat dissipation hole.

The utility model discloses following beneficial effect has:

1. the driving mechanism, the air suction mechanism and the heat dissipation holes are arranged, the disc can be driven by the motor to rotate, the disc pushes the movable plate to slide up and down in a reciprocating manner through the connecting rod, hot air in the lampshade is sucked out, and external cold air can enter the lampshade through the heat dissipation holes, so that the purpose of heat dissipation and cooling of the lamp body is achieved, the electronic element in the LED lamp body is prevented from being overhigh in temperature, and the service life of the LED street lamp is guaranteed not to be influenced;

2. through setting up ash removal device, the hot-air of suction mechanism in from the lamp shade suction can be followed the air duct and discharged, and air duct intercommunication air cavity, hot-air get into the air cavity to from air jet blowout to translucent cover surface, blow off the dust of adhesion on the translucent cover, avoid the luminousness of grey translucent cover to reduce because of the adhesion dust, make the illuminating effect of LED street lamp keep good.

Drawings

Fig. 1 is a schematic structural view of an LED street lamp with good heat dissipation provided by the present invention;

fig. 2 is the utility model provides a good LED street lamp's of heat dissipation external structure schematic diagram.

In the figure: the lamp comprises a lamp post 1, a lamp shade 2, a lamp body 3, a cavity 4, a fixing plate 5, a first one-way valve 6, a movable plate 7, a second one-way valve 8, heat dissipation holes 9, an ash cleaning plate 10, an air jet 11, an air guide pipe 12, a motor 13, a disc 14, a connecting rod 15 and a transparent cover 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, a good heat dissipation LED street lamp, includes lamp pole 1 and lamp shade 2 of fixed connection at lamp pole 1 lateral wall, and fixed mounting has lamp body 3 in lamp shade 2, and lamp shade 2 lower extreme inlays and is equipped with translucent cover 16, its characterized in that, all is equipped with louvre 9 on the lamp shade 2 lateral wall, installs the dust screen in the louvre 9, and the dust screen can prevent that the dust in the air from getting into lamp shade 2 through the louvre in, influencing the heat dissipation cooling of lamp body 3.

The lamp pole 1 is provided with a cavity 4 in the side wall, the cavity 4 is communicated with the inside of the lampshade 2, a first one-way valve 6 which only allows air to flow from the inside of the lampshade 2 to the cavity 4 is arranged at the communication position, and an air suction mechanism for sucking out hot air in the lampshade 2 is arranged in the cavity 4.

The air suction mechanism comprises a fixed plate 5 and a movable plate 7, the fixed plate 5 is fixedly connected between the inner walls of the cavity 4 in a sealing mode, a second one-way valve 8 which only allows air to flow upwards from the bottom is installed on the fixed plate 5, the movable plate 7 is connected between the inner walls of the cavity 4 in a sealing mode in a sliding mode, a pushing mechanism used for pushing the movable plate 7 to reciprocate up and down is installed on the side wall of the lamp pole 1, the upper limit end of the movable plate 7 is located at the position below the first one-way valve 6, and the fixed plate 5 is located at the position above the first one.

The pushing mechanism comprises a motor 13, a disc 14 and a connecting rod 15, wherein the motor 13, the disc 14 and the connecting rod 15 are fixedly installed on the side wall of the lamp post 1, an output shaft of the motor 13 extends to the inner wall of the cavity 4, the disc 14 is coaxially and fixedly connected to the tail end of the output shaft of the motor 13, one end of the connecting rod 15 is rotatably connected to the non-circle center of the side wall of the disc 14, and the other end of.

The deashing mechanism that is used for cleaing away 16 surperficial dusts of translucent cover is installed to 2 lower extremes of lamp shade, deashing mechanism includes deashing board 10, deashing board 10 fixed connection is in 2 lower extreme one sides of lamp shade, the air cavity has been seted up in the deashing board 10 lateral wall, deashing board 10 lateral wall all is equipped with the air jet 11 with the air cavity intercommunication, the air cavity passes through air duct 12 and the 4 upper end of cavity intercommunication, air jet 11 has ascending inclination, the inclination of air jet 11 can make the gaseous air current direction of blowout and translucent cover 16 surface have certain contained angle, thereby make the air current of blowing on translucent cover 16 have certain radial force, make the deashing effect better.

In the utility model, when the LED street lamp works, the motor 13 is started, the motor 13 drives the disc 14 to rotate, the disc 14 pushes the movable plate 7 to reciprocate up and down through the connecting rod 15, when the movable plate 7 moves down, the air pressure between the movable plate 7 and the fixed plate 5 is reduced, hot air in the lampshade 2 flows into the cavity 4 from the first one-way valve 6, and at the moment, external air flows into the lampshade 2 from the heat dissipation holes 9 so as to achieve the purpose of dissipating heat and cooling the lamp body 3;

when the movable plate 7 moves upwards, air between the movable plate 7 and the fixed plate 5 is extruded out through the second one-way valve 8, is extruded into an air cavity of the dust cleaning plate 10 through the air guide pipe 12, is finally sprayed out through the air spraying ports 11, and is blown to the surface of the transparent cover 16, so that dust adhered to the transparent cover 16 is blown off, the light transmittance of the transparent cover is prevented from being reduced due to the adhered dust, and the lighting effect of the LED street lamp is kept good.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a LED street lamp that heat dissipation is good, includes lamp pole (1) and lamp shade (2) of fixed connection at lamp pole (1) lateral wall, fixed mounting has lamp body (3) in lamp shade (2), lamp shade (2) lower extreme inlays and is equipped with translucent cover (16), a serial communication port, all be equipped with louvre (9) on lamp shade (2) lateral wall, cavity (4) have been seted up in lamp pole (1) lateral wall, cavity (4) and lamp shade (2) inside intercommunication and intercommunication department install only allow air from lamp shade (2) internal flow to first check valve (6) of cavity (4), install the suction mechanism that is used for with the hot air suction in lamp shade (2) in cavity (4), the deashing mechanism that is used for cleaing away translucent cover (16) surface dust is installed to lamp shade (2) lower extreme.

2. The LED street lamp with good heat dissipation performance as claimed in claim 1, wherein the air suction mechanism comprises a fixed plate (5) and a movable plate (7), the fixed plate (5) is fixedly connected between the inner walls of the cavity (4) in a sealing manner, a second one-way valve (8) which only allows air to flow from bottom to top is installed on the fixed plate (5), the movable plate (7) is slidably connected between the inner walls of the cavity (4) in a sealing manner, and a pushing mechanism for pushing the movable plate (7) to reciprocate up and down is installed on the side wall of the lamp post (1).

3. The LED street lamp with good heat dissipation performance as claimed in claim 2, wherein the pushing mechanism comprises a motor (13) fixedly mounted on the side wall of the lamp post (1), a disc (14) and a connecting rod (15), the output shaft of the motor (13) extends to the inner wall of the cavity (4), the disc (14) is coaxially and fixedly connected to the tail end of the output shaft of the motor (13), one end of the connecting rod (15) is rotatably connected to the non-circle center of the side wall of the disc (14), and the other end of the connecting rod (15) is rotatably connected to the lower end of the movable plate (7).

4. The LED street lamp with good heat dissipation performance as claimed in claim 1, wherein the ash removal mechanism comprises an ash removal plate (10), the ash removal plate (10) is fixedly connected to one side of the lower end of the lampshade (2), an air cavity is formed in the side wall of the ash removal plate (10), the side wall of the ash removal plate (10) is provided with an air jet (11) communicated with the air cavity, and the air cavity is communicated with the upper end of the cavity (4) through an air duct (12).

5. The LED street lamp with good heat dissipation performance as recited in claim 4, characterized in that the air nozzle (11) has an upward inclination.

6. The LED street lamp with good heat dissipation performance as claimed in claim 1, wherein a dust screen is installed in the heat dissipation hole (9).