CN218864118U - Hanging type LED lamp - Google Patents

Abstract

The utility model provides a hanging LED lamp, which is provided with a heat-conducting silica gel sheet, a heat absorber and a heat dissipation component; the back of the shell is provided with a hanging connecting piece; the lamp panel, the heat-conducting silica gel sheet, the heat absorber and the heat dissipation assembly are all arranged in the shell; the back surface of the heat-conducting silica gel sheet is connected with one surface of the heat absorber through the heat-conducting silica gel sheet; the heat-absorbing body another side with radiator unit is connected, utilize integrated into one piece's heat conduction silicone piece and radial sand grip that sets up earlier, not only can make and leave the clearance between silicone piece body and LED lamp and the heat-absorbing body, guarantee the filling effect of heat conduction silicone grease, and avoid appearing the gas pocket between heat conduction silicone grease and the contact, improve the heat conduction effect, it has the water of dissolving carbon dioxide gas to recycle to fill, through the appearance of gaseous and dissolving and leading to, produced density difference is big than the density difference that only produces by the temperature, circulation power is big, the liquid velocity of flow is high, the heat transfer coefficient is high, good heat transfer effect, and the radiating effect is improved.

Description

Hanging type LED lamp

Technical Field

The utility model relates to a lighting device, in particular to suspension type LED lamp.

Background

China is a large energy consumption country, the position of lighting electricity consumption in energy consumption is increasingly prominent, and energy conservation is a necessary trend of future lighting development. At present, an LED called as a fourth generation light source has the advantages of energy saving, environmental protection, safety, long service life, low power consumption and high brightness, and meets the development requirements of the current lighting system, and the design that large-area lighting is adopted by the ceiling in public buildings is increasing.

However, the photoelectric conversion efficiency of the LED is only 20% to 30%, only about 20% to 30% of electric energy can be converted into light energy, and the remaining about 70% to 80% of electric energy can be converted into heat energy, if an effective heat dissipation method is not adopted, the LED has an excessively high junction temperature, which causes problems of light intensity reduction, spectrum offset, color temperature increase, and the like.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to solve the above problems in the prior art, the utility model provides a suspension type LED lamp can improve the radiating efficiency of suspension type LED lamp.

(II) technical scheme

In order to achieve the above object, the utility model discloses a main technical scheme include:

a hanging LED lamp comprises a shell, a lamp panel, a heat conducting silica gel sheet, a heat absorber and a heat dissipation assembly;

the back of the shell is provided with a hanging connecting piece;

the lamp panel, the heat-conducting silica gel sheet, the heat absorber and the heat dissipation assembly are all arranged in the shell;

the back surface of the heat-conducting silica gel sheet is connected with one surface of the heat absorber through the heat-conducting silica gel sheet;

the other side of the heat absorbing body is connected with the heat dissipation component.

Further, the LED lamp also comprises a light diffusion plate;

the light diffusion plate is arranged on the front face of the shell and is detachably connected with the shell;

the shell is hollow, and an arc-shaped clamping part is arranged on the side edge of the shell;

and a clamping groove matched with the arc-shaped clamping part is formed in the side edge of the light diffusion plate.

Further, the lamp plate includes the connecting plate and set up in a plurality of LED lamp on the connecting plate.

Further, the heat-conducting silica gel sheet comprises a silica gel sheet body and a boss;

the silica gel sheet body is a hollow and communicated sheet-shaped air bag, and heat-conducting silicone grease is filled in the air bag;

the silica gel piece body and the boss are integrally formed.

Further, the surface and the bottom surface of silica gel piece body all are equipped with a plurality of sand grip.

Further, the device also comprises a sealing cap;

the sealing cap is clamped on the boss.

Further, the heat dissipation assembly comprises a pipeline and a heat dissipation body;

two ends of the heat radiation body are communicated with two ends of the heat absorption body through pipelines, and the heat radiation body, the heat absorption body and the pipelines form a loop;

the circuit is filled with water dissolving carbon dioxide gas.

(III) advantageous effects

The beneficial effects of the utility model reside in that: the heat-conducting silica gel sheet, the heat absorber and the heat dissipation assembly are arranged; the back of the shell is provided with a hanging connecting piece; the lamp panel, the heat-conducting silica gel sheet, the heat absorber and the heat dissipation assembly are all arranged in the shell; the back surface of the heat-conducting silica gel sheet is connected with one surface of the heat absorber through the heat-conducting silica gel sheet; the heat-absorbing body another side with radiator unit is connected, utilize integrated into one piece's heat conduction silicone piece and radial sand grip that sets up earlier, not only can be so that leave the clearance between silicone piece body and LED lamp and the heat-absorbing body, guarantee the packing effect of heat conduction silicone grease, and avoid appearing the gas pocket between heat conduction silicone grease and the contact, improve heat conduction effect, recycle and fill the water that has dissolved carbon dioxide gas, through gaseous appearing with dissolving lead to, produced density difference is big than the density difference that only produces by the temperature, circulation power is big, the liquid velocity of flow is high, the heat transfer coefficient of convection is high, the heat transfer effect is good, and the heat dissipation effect is improved.

Drawings

Fig. 1 is a schematic view of an overall structure of a suspension type LED lamp according to an embodiment of the present invention;

fig. 2 is a side view of a suspended LED lamp according to an embodiment of the present invention;

fig. 3 is a schematic view of a lamp panel of a suspended LED lamp according to an embodiment of the present invention;

fig. 4 is a schematic view of an internal structure of a suspension type LED lamp according to an embodiment of the present invention;

fig. 5 is a schematic view of the overall structure of a heat-conducting silicone sheet of a suspension-type LED lamp according to an embodiment of the present invention;

fig. 6 is an internal structure diagram of a heat-conducting silicone sheet of a hanging LED lamp according to an embodiment of the present invention.

[ description of reference ]

1. A housing; 2. a connecting plate; 3. an LED lamp; 4. a silicon sheet body; 5. a boss; 6. a heat absorbing body; 7. hanging a connecting piece; 8. a pipeline; 9. a heat sink; 10. a light-diffusing sheet; 11. a convex strip; 12. a sealing cap; 13. an arc-shaped clamping part; 14. a clamping groove.

Detailed Description

For a better understanding of the present invention, reference will now be made in detail to the present invention, examples of which are illustrated in the accompanying drawings.

Referring to fig. 1 to 6, a suspension LED lamp includes a housing 1, a lamp panel, a heat conductive silicone sheet, a heat absorber 6 and a heat dissipation assembly;

the back of the shell 1 is provided with a hanging connecting piece 7;

the lamp panel, the heat-conducting silica gel sheet, the heat absorber 6 and the heat dissipation assembly are all arranged in the shell 1;

the back surface of the heat-conducting silica gel sheet is connected with one surface of the heat absorber 6 through the heat-conducting silica gel sheet;

the other side of the heat absorbing body 6 is connected with the heat dissipation component.

Specifically, the hanging connecting piece 7 is provided with a connecting hole for connecting a hanging rod.

Further comprises a light-diffusing plate 10;

the light diffusion plate 10 is arranged on the front surface of the shell 1 and is detachably connected with the shell 1;

the shell 1 is hollow, and an arc-shaped clamping part 13 is arranged on the side edge;

the side of the light diffusion plate 10 is provided with a clamping groove 14 matched with the arc clamping part 13.

Specifically, the light diffusion sheet 10 is used to diffuse light from the LED lamp 3, thereby making the light softer and more comfortable.

The lamp plate includes connecting plate 2 and set up in a plurality of LED lamp 3 on the connecting plate 2.

Specifically, the back of each LED lamp 3 is connected with an independent heat-conducting silicone sheet, a heat absorber 6 and a corresponding heat dissipation assembly.

The heat-conducting silica gel sheet comprises a silica gel sheet body 4 and a boss 5;

the silica gel sheet body 4 is a hollow and communicated sheet-shaped air bag, and heat-conducting silicone grease is filled in the air bag;

the silica gel sheet body 4 and the boss 5 are integrally formed.

The surface and the bottom surface of silica gel piece body 4 all are equipped with a plurality of sand grip 11.

Specifically, there is the through-hole between silica gel piece body 4 and the boss 5, through the outside mode of through-hole extrusion heat conduction silicone grease to silica gel piece body 4, certain gap can be left between sand grip 11 can make silica gel piece body 4 and the contact, can further guarantee the filling effect of heat conduction silicone grease, avoids appearing the gas pocket between heat conduction silicone grease and the contact, improves heat conduction efficiency.

Further comprises a sealing cap 12;

the sealing cap 12 is clamped on the boss 5.

The heat dissipation assembly comprises a pipeline 8 and a heat dissipation body 9;

two ends of the heat radiation body 9 are communicated with two ends of the heat absorption body 6 through a pipeline 8, and the heat radiation body 9, the heat absorption body 6 and the pipeline 8 form a loop;

the circuit is filled with water in which carbon dioxide gas is dissolved.

Specifically, each unit volume of water is dissolved with 0.43-0.45 volume of carbon dioxide gas, the carbon dioxide gas is filled under normal temperature and normal pressure, the solubility of the carbon dioxide gas in the water is reduced along with the temperature rise, when the water temperature reaches 50 ℃, the carbon dioxide gas dissolved in the water begins to be separated out, and the cost is effectively reduced by using the water as a medium.

After the heat absorber 6 absorbs the heat of the LED lamp 3, the temperature of water is increased after the water absorbs the heat at the heat absorber 6, the solubility of gas in the water is reduced, the gas is partially separated out, the water density is reduced, the water flows upwards under the action of gravity, the temperature of the water is reduced after the water dissipates the heat at the heat dissipation body 9, the solubility of the gas in the water is increased, the gas is dissolved again, the density of the working medium is increased, and the working medium flows downwards under the action of gravity; because the density difference of water in the loop and the height difference of the loop exist, the water generates natural circulation under the action of gravity, absorbs heat at the heat absorbing body 6 and releases heat at the heat radiating body 9.

The above mentioned is only the embodiment of the present invention, and not the limitation of the patent scope of the present invention, all the equivalent transformations made by the contents of the specification and the drawings, or the direct or indirect application in the related technical field, are included in the patent protection scope of the present invention.

Claims (7)

1. A hanging LED lamp is characterized by comprising a shell, a lamp panel, a heat conducting silica gel sheet, a heat absorber and a heat dissipation assembly;

the back of the shell is provided with a hanging connecting piece;

the lamp panel, the heat-conducting silica gel sheet, the heat absorber and the heat dissipation assembly are all arranged in the shell;

the back surface of the heat-conducting silica gel sheet is connected with one surface of the heat absorber through the heat-conducting silica gel sheet;

the other side of the heat absorbing body is connected with the heat dissipation component.

2. The hanging LED lamp of claim 1, further comprising a light diffuser;

the light diffusion plate is arranged on the front surface of the shell and is detachably connected with the shell;

the shell is hollow, and an arc-shaped clamping part is arranged on the side edge of the shell;

and a clamping groove matched with the arc-shaped clamping part is formed in the side edge of the light diffusion plate.

3. The hanging LED lamp of claim 1, wherein the lamp panel comprises a connecting plate and a plurality of LED lamps arranged on the connecting plate.

4. The hanging LED lamp according to claim 1, wherein the heat conductive silicone sheet comprises a silicone sheet body and a boss;

the silica gel sheet body is a hollow and communicated sheet-shaped air bag, and heat-conducting silicone grease is filled in the air bag;

the silica gel piece body and the boss are integrally formed.

5. The hanging LED lamp according to claim 4, wherein the surface and the bottom surface of the silicon sheet body are provided with a plurality of raised strips.

6. The hanging LED lamp of claim 4, further comprising a sealing cap;

the sealing cap is clamped on the boss.

7. The hanging LED lamp of claim 1, wherein the heat sink assembly comprises a tube and a heat sink;

two ends of the heat radiation body are communicated with two ends of the heat absorption body through pipelines, and the heat radiation body, the heat absorption body and the pipelines form a loop;

the circuit is filled with water dissolving carbon dioxide gas.

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