CN104359036A - LED (light emitting diode) lamp with pipeline - Google Patents

Abstract

The invention provides an LED (light emitting diode) lamp with a pipeline. The LED lamp comprises a base plate, a controller, a base, the pipeline, a lamp shade and a heat radiator, wherein LED lamp beads are encapsulated in the base plate, the pipeline is connected with the base, the lamp shade is connected with the base, the heat radiator is connected with the outer wall of the base, one end of the pipeline passes through a through hole and is connected with the base plate, a support frame is arranged in the base, and the other end of the pipeline is connected with the support frame. One side, connected with the pipeline, on the support frame is provided with a fan, one end, connected with the base plate, of the pipeline is provided with a first air outlet and second air outlets, and the base plate is connected between the first air outlet and the second air outlets. The lamp shade is provided with a plurality of first heat radiation holes, and the side wall of the base is provided with a plurality of second heat radiation holes. Net pieces are arranged on the inner wall of the pipeline, and the net pieces are connected with semiconductor refrigeration sheets. The LED lamp with the pipeline has the advantages that wind generated through the rotation of the fan arranged on the base can be simultaneously blown to the LED lamp beads and the back side and the front side of the base plate through the first outlet and the second air outlets; meanwhile, through the net pieces connected with the semiconductor refrigeration sheets in the pipeline, the temperature of the wind blown from the fan can be reduced, and the heat radiation effect is more obvious.

Description

LED lights with pipes

technical field

The invention relates to an LED lamp, in particular to an LED lamp with a pipe.

Background technique

LED (Light Emitting Diode), that is, semiconductor electric light source, light-emitting diode, also known as semiconductor lamp, is a kind of electric light source without filament, which directly converts electrical energy into light energy.

LED lights have the characteristics of energy saving and long life, avoiding the trouble of changing bulbs frequently, and are favored by more and more users. However, the heat dissipation problem of LED lights is also a key issue, which seriously affects the light efficiency and life of LED light sources. Traditional LED lamps have low heat dissipation efficiency, resulting in high temperature of the LED light source, which affects the light efficiency and life of the LED lamp.

Contents of the invention

Based on this, it is necessary to provide an LED lamp with a pipe with higher heat dissipation efficiency.

The LED lamp with pipes includes a substrate packaged with LED bead lamps, a controller electrically connected to the LED bead lamps, a base connected to the substrate, a pipe connected to the base, a lampshade connected to the base, and a lampshade connected to the outer wall of the base. heat sink. The controller is set in the base, and the lampshade is set at the end where the base connects with the base plate;

There is a through hole in the middle of the base plate, one end of the pipe passes through the through hole and is connected with the base plate, a support is provided at the end far away from the base plate in the base, and the other end of the pipe is connected with the support. A fan is provided on the side of the bracket connected with the pipeline, and the axis of the fan coincides with the axis of the pipeline. A first air outlet and a second air outlet are provided at the end of the pipe connected to the base plate, and the base plate is connected between the first air outlet and the second air outlet. The lampshade is provided with a plurality of first cooling holes, and the side wall of the base is provided with a plurality of second cooling holes.

A mesh is arranged on the inner wall of the pipeline, and the mesh is connected with a first heat conduction sheet, and the first heat conduction sheet is also connected with a semiconductor refrigeration sheet, and the first heat conduction sheet is connected with a cold end of the semiconductor refrigeration sheet.

In one of the embodiments, the heat sink is connected to the hot end of the semiconductor cooling fin through the second heat conduction sheet, and a heat insulating layer is connected between the outer wall of the base and the heat sink.

In one of the embodiments, the first air outlet is located between the base plate and the lampshade, the first air outlet is connected with a bowl-shaped first baffle, the second air outlet is located between the base plate and the bracket, and the inner wall of the pipe corresponds to the second air outlet A second blocking piece extending inward is connected at the position.

In one of the embodiments, the bracket is a symmetrically intersecting cross bar parallel to the base plate and taking the axis of the base as the center line, and the fan is arranged at the center of the cross bar.

In one embodiment, a flange extending inward is provided at the connection between the base and the substrate, and the surface of the substrate opposite to the side where the LED bead lamp is packaged is connected to the side of the flange that is close to the lampshade.

In one of the embodiments, a plurality of cooling fins are connected to the outer wall of the lampshade.

In one embodiment, the heat sink is provided with a third heat dissipation hole corresponding to the second heat dissipation hole.

For the above-mentioned LED lamp with pipes, the wind generated by the rotation of the fan arranged on the base can blow to the back and front of the LED bead lamp and the substrate through the first and second air outlets at the same time. At the same time, the mesh sheet connected with the semiconductor cooling sheet in the pipeline can reduce the temperature of the air blown by the fan, so that the heat dissipation effect is more obvious.

The heat sink is connected to the hot end of the semiconductive cooling sheet through the second heat conduction sheet, which is beneficial to dissipate the heat of the hot end of the semiconductive cooling sheet through the radiator. A heat insulating layer is connected between the base and the radiator to prevent the heat of the radiator from returning to the base. The first air outlet, that is, the pipe is connected with a bowl-shaped first baffle to make the wind blow to the front of the substrate and the LED bead lamp more directly, and the second air outlet of the pipe is provided with a second baffle extending inward. Let part of the wind flow to the back of the substrate. A plurality of cooling fins are connected to the outer wall of the lampshade to further dissipate heat to the lampshade.

Description of drawings

Fig. 1 is the structural representation of the LED lamp that has pipeline of the present invention;

Fig. 2 is a schematic diagram of the explosion of the LED lamp with pipeline shown in Fig. 1;

Fig. 3 is a schematic diagram of the connection between the pipeline and the substrate of the LED lamp with pipeline in the present invention;

The meanings of each label in the accompanying drawings are:

10- LED lights with pipes;

110-substrate, 111-LED bead lamp, 112-through hole;

120 - control panel;

130-base, 131-second cooling hole, 132-support;

140-pipe, 141-first air outlet, 142-second air outlet, 143-first baffle, 144-second baffle;

150-lampshade, 151-the first cooling hole, 152-radiating fin;

160-radiator, 161-the third cooling hole;

170 - fan;

180-mesh sheet, 181-the first heat conduction sheet, 182-semiconductor refrigeration sheet, 183-the second heat conduction sheet.

Detailed ways

As shown in FIG. 1 and FIG. 2 , they are respectively a structural schematic diagram of the LED lamp 10 with pipes of the present invention and an exploded schematic diagram of the LED lamp 10 with pipes shown in FIG. 1 .

The LED lamp 10 with pipes includes a substrate 110 packaged with LED lamp beads 111, a controller 120 electrically connected to the LED lamp beads 111, a base 130 connected to the substrate 110, a pipe 140 connected to the base 130, and a base 140 connected to the base. 130 connected to the lampshade 150 and the radiator 160 connected to the outer wall of the base 130 . The controller 120 is disposed inside the base 130 , and the lampshade 150 is disposed at one end of the base 130 connected to the base 110 , that is, the lamp shade 150 is connected between the base 110 and the base 130 . A flange extending inward is provided at the joint between the base 130 and the base plate 110 , and the face of the base plate 110 opposite to the side on which the LED lamp bead 111 is packaged is connected to the face of the flange close to the lampshade 150 . A plurality of cooling fins 152 are connected to the outer wall of the lampshade 150 .

There is a through hole 112 in the middle of the substrate 110 , and one end of the pipe 140 passes through the through hole 112 and connects to the substrate 110 through the wall of the through hole 112 . A support 132 is provided at the end of the base 130 away from the base plate 110 , and the other end of the pipe 140 is connected to the support 132 . The pipe 140 is a straight circular pipe 140. In other embodiments, it can also be a square pipe 140. A protruding ring is provided on the side of the bracket 132 connected to the pipe 140, and a fan 170 is clamped on the protruding ring. The axis coincides with the axis of the duct 140 , that is, the fan 170 is located in the duct 140 . The bracket 132 is a symmetrically intersecting cross bar parallel to the base plate 110 and taking the axis of the base 130 as the center line, preferably a cross bar, and the fan 170 is arranged at the center of the cross bar.

Also refer to FIG. 3 , which is a schematic diagram showing the connection between the pipe 140 and the substrate 110 of the LED lamp 10 with pipes of the present invention.

A first air outlet 141 and a second air outlet 142 are provided at one end of the duct 140 connected to the base plate 110 , and the base plate 110 is connected between the first air outlet 141 and the second air outlet 142 of the duct 140 . The lampshade 150 is provided with a plurality of first cooling holes 151 , and the side wall of the base 130 is provided with a plurality of second cooling holes 131 . The first air outlet 141 is located between the base plate 110 and the lampshade 150, the first air outlet 141 is connected with a bowl-shaped first baffle 143, the second air outlet 142 is located between the base plate 110 and the bracket 132, and the inner wall of the duct 140 corresponds to the second A second baffle 144 extending inward is connected to the air outlet 142 . The wind blown out of the first air outlet 141 can be blown out from the first heat dissipation hole 151 ; the wind blown out of the second air outlet 142 can be blown out of the second heat dissipation hole 131 .

The inner wall of the pipe 140 is provided with a mesh 180 , the mesh 180 is connected with a first heat conducting sheet 181 , the first heat conducting sheet 181 is also connected with a semiconductor cooling sheet 182 , and the first heat conducting sheet 181 is connected with the cold end of the semiconductor cooling sheet 182 . The mesh sheet 180 has a plurality of holes, and the holes are conducive to the cooling of the wind blown by the fan 170 after passing through the plurality of holes.

The radiator 160 is connected to the hot end of the semiconductor cooling sheet 182 through the second heat conduction sheet 183, and the end of the second heat conduction sheet 183 connected to the radiator 160 is provided with a plurality of branches, and each branch can pass through the second heat dissipation hole 131 on the base 130 and the The radiator 160 is connected, and a heat insulating layer is connected between the outer wall of the base 130 and the radiator 160 . The heat sink 160 is provided with a third heat dissipation hole 161 corresponding to the second heat dissipation hole 131 .

For the above-mentioned LED lamp 10 with ducts, the wind generated by the rotation of the fan 170 installed on the base 130 can blow to the back of the LED lamp bead 111 and the substrate 110 at the same time through the duct 140 and the first and second air outlets 142 of the duct 140 as well as the front. At the same time, both the base 130 and the lampshade 150 are provided with heat dissipation holes, which provide channels for air circulation, so that the wind blown from the fan 170 can be quickly dissipated, and the heat can be taken away to improve heat dissipation efficiency. A mesh 180 is connected in the middle of the pipe 140 , and the mesh 180 is connected to a cold end of a semiconductor cooling chip 182 . In this way, the semiconductor cooling sheet 182 can cool the mesh sheet 180 , thereby reducing the temperature of the air flowing through the mesh sheet 180 . The cooling effect of the reduced air on the substrate 110 and the LED lamp bead 111 is more obvious.

The heat sink 160 is connected to the hot end of the semiconductor cooling sheet 182 through the second heat conduction sheet 183 , which facilitates dissipating heat from the hot end of the semiconductor cooling sheet 182 through the radiator 160 . An insulating layer is connected between the base 130 and the radiator 160 to prevent the heat of the radiator 160 from being transferred back to the base 130 . The first air outlet 141, that is, the pipe 140 is connected with a bowl-shaped first baffle 143 to make the wind blow to the front of the substrate 110 and the LED lamp beads 111 more directly. The second air outlet 142 of the pipe 140 is provided with an inward The extended second baffle 144 can make a part of the wind flow to the back of the substrate 110 . A plurality of cooling fins 152 are connected to the outer wall of the lampshade 150 to further dissipate heat to the lampshade 150 .

The above-mentioned embodiments only express the preferred implementation of the present invention, and the descriptions thereof are more specific and detailed, but should not be construed as limiting the patent scope of the present invention. It should be pointed out that those skilled in the art can make several modifications and improvements without departing from the concept of the present invention, and these all belong to the protection scope of the present invention. Therefore, the protection scope of the patent for the present invention should be based on the appended claims.

Claims (7)

1. the LED with pipeline, it is characterized in that: comprise the substrate being packaged with LED pearl lamp, the controller, the base be connected with described substrate, the pipeline be connected with described base, the lampshade be connected with described base and the radiator be connected with described base outer wall that are electrically connected with described LED pearl lamp, described controller is located in described base, and one end that described base is connected with described substrate is located at by described lampshade;

Through hole is provided with in the middle of described substrate, described pipeline one end is passed described through hole and is connected with described substrate, support is provided with away from described substrate one end in described base, the described pipeline other end is connected with described support, the one side described support being connected with pipeline is provided with fan, the axis of described fan and the dead in line of described pipeline, described pipeline is connected one end and is provided with the first air outlet and the second air outlet with described substrate, described substrate is connected between described first air outlet and described second air outlet, described lampshade is provided with multiple first louvre, described base side wall is provided with multiple second louvre,

Described inner-walls of duct is provided with mesh sheet, and described mesh sheet is connected with the first conducting strip, and described first conducting strip is also connected with semiconductor chilling plate, and described first conducting strip is connected with described semiconductor chilling plate cold junction.

2. the LED with pipeline according to claim 1, is characterized in that: described radiator is connected by the second conducting strip with described semiconductor chilling plate hot junction, is connected with heat insulation layer between described base outer wall and described radiator.

3. the LED with pipeline according to claim 1, it is characterized in that: described first air outlet is between described substrate and described lampshade, described first air outlet is connected with the first catch of bowl-type, described second air outlet is between described substrate and described support, and the corresponding second air outlet place of described inner-walls of duct is connected with the second catch extended internally.

4. the LED with pipeline according to claim 1, is characterized in that: described support be with described substrate-parallel and centered by described base axis the symmetrical crossbar intersected of line, the center of described crossbar is located at by described fan.

5. the LED with pipeline according to claim 1, it is characterized in that: described base and described substrate junction are provided with the flange extended internally, the opposing face for being packaged with described LED pearl lamp one side of described substrate is connected near described lampshade one side with described flange.

6. the LED with pipeline according to claim 1, is characterized in that: described lampshade outer wall is connected with multi-disc fin.

7. the LED with pipeline according to claim 1, is characterized in that: described radiator is provided with three louvre corresponding with described second louvre.