CN214222827U

CN214222827U - LED light projector

Info

Publication number: CN214222827U
Application number: CN202023121030.8U
Authority: CN
Inventors: 李华懋; 刘俊; 余晓霞
Original assignee: Huizhou Binying Photoelectric Co ltd
Current assignee: Huizhou Binying Photoelectric Co ltd
Priority date: 2020-12-22
Filing date: 2020-12-22
Publication date: 2021-09-17
Anticipated expiration: 2030-12-22

Abstract

The utility model relates to the technical field of lamps and lanterns, a LED projecting lamp is disclosed, including LED lamp plate and radiator, the radiator includes heat dissipation aluminum plate, the pure copper heat pipe cage body and heat radiation fin group, and the laminating of heat dissipation aluminum plate is in the bottom surface of LED lamp plate, and the one end of the pure copper heat pipe cage body is inlayed in heat radiation aluminum plate's top and with the laminating of the bottom surface of LED lamp plate, and heat radiation fin group includes a plurality of heat radiation fins, and a plurality of heat radiation fins separate the spacer sleeve joint on the pure copper heat pipe cage body, and each heat radiation fin has all seted up the louvre, and each heat radiation fin all is provided with the heat dissipation bump. Thus, heat can be dissipated quickly and effectively.

Description

LED light projector

Technical Field

The utility model relates to a lamps and lanterns technical field especially relates to a LED projecting lamp.

Background

Lamps, lighting articles, generally refer to lighted implements. The LED projection lamp is a lamp which specifies that the illumination intensity on the illuminated surface is higher than that of the surrounding environment. Also known as spotlights. In general, it can be aimed in any direction and has a structure that is not affected by the climatic conditions. The method is mainly used for large-area operation field mines, building outlines, stadiums, overpasses, monuments, parks, flower beds and the like. A light Emitting diode (led), which is a solid semiconductor device capable of converting electrical energy into visible light, can directly convert electricity into light. The LED has the characteristics of high brightness, energy conservation and environmental protection, so that the LED lamp has the energy-saving characteristic of the LED. As the country attaches more and more importance to the problems of lighting energy conservation and environmental protection, the LED projection lamp can be rapidly developed.

However, the performance of the LED projector is seriously affected by high temperature, and if the high temperature is continuously maintained, the brightness of the LED projector is reduced, so that the uniformity and consistency of light emission are deteriorated. Therefore, the heat dissipation of the LED projection lamp is the key research point of the current LED projection lamp. However, the heat dissipation effect of the conventional aluminum heat sink is not good.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the weak point among the prior art, providing a LED projecting lamp, can dispel the heat fast effectively.

The purpose of the utility model is realized through the following technical scheme:

an LED floodlight comprising:

an LED lamp panel; and

the radiator comprises a radiating aluminum plate, a pure copper heat pipe cage body and a radiating fin group, wherein the radiating aluminum plate is attached to the bottom surface of the LED lamp plate, one end of the pure copper heat pipe cage body is embedded into the top of the radiating aluminum plate and attached to the bottom surface of the LED lamp plate, the radiating fin group comprises a plurality of radiating fins, and the radiating fins are sleeved on the pure copper heat pipe cage body at intervals respectively and are provided with radiating holes, and radiating bumps are arranged on the radiating fins.

In one embodiment, the heat dissipation holes are provided in plural, and the plural heat dissipation holes are disposed on the heat dissipation fins at intervals.

In one embodiment, the heat dissipation bump is provided in a plurality, and the plurality of heat dissipation bumps are arranged on the heat dissipation fin at intervals.

In one embodiment, the pure copper heat pipe cage body is formed by bending a plurality of pure copper heat pipes, each of the heat dissipation fins is provided with a sleeve hole, and the sleeve holes are used for being sleeved with the pure copper heat pipes.

In one embodiment, each of the heat dissipation fins is provided with a bent portion.

In one of them embodiment, the LED projecting lamp still includes the lamp shade, the lamp shade includes glass panels, go-between and anti-light cup, anti-light cup set up in the top of LED lamp plate, glass panels connects the top of go-between, anti-light cup is connected the bottom of go-between.

In one of the embodiments, the LED projection lamp further includes a power supply, and the power supply is electrically connected to the LED lamp panel.

In one of the embodiments, the LED projection lamp further includes a fixing frame, the fixing frame includes a fixing plate and a connecting plate, the power supply is disposed on the fixing plate, one end of the connecting plate is connected to the fixing plate, the other end of the connecting plate is connected to the aluminum heat dissipation plate, and the connecting plate is located outside the heat dissipation fins.

In one embodiment, the fixed frame further comprises a U-shaped bracket and a positioning plate, the U-shaped bracket is connected with the positioning plate, the positioning plate is connected with the connecting plate, the positioning plate is located on the outer side of the connecting plate, and the U-shaped bracket is located on the outer side of the positioning plate.

In one embodiment, the fixed frame further comprises a clamping plate, the connecting plate comprises a bent portion and a vertical portion, the bent portion is connected with one end of the clamping plate, and the other end of the clamping plate is sequentially clamped with the heat dissipation fins, the vertical portion and the positioning plate.

Compared with the prior art, the utility model discloses at least, following advantage has:

the utility model discloses a both sides of pure copper heat pipe cage body respectively with LED lamp plate and the laminating of heat dissipation aluminum plate zero distance to directly cup joint heat radiation fins on pure copper heat pipe, can the shortest distance heat transfer fast, its heat transfer rate is 200 times than ordinary aluminium system radiator, through the area of contact of louvre and heat dissipation bump increase heat radiation fins and air simultaneously, effectively improves the radiating rate, thereby can realize quick radiating effect.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is the utility model discloses an embodiment's the structural schematic diagram of LED projecting lamp.

Fig. 2 is the utility model discloses an embodiment's the structural schematic diagram of LED projecting lamp.

Fig. 3 is a schematic structural view of the heat dissipation fins of the heat sink of the LED projection lamp according to an embodiment of the present invention.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 3, an LED projection lamp 10 includes an LED lamp panel 110 and a heat sink 130, where the heat sink 130 includes a heat-dissipating aluminum plate 131, a pure copper heat pipe cage 132 and a heat-dissipating fin set, the heat-dissipating aluminum plate 131 is attached to the bottom surface of the LED lamp panel 110, one end of the pure copper heat pipe cage 132 is embedded in the top of the heat-dissipating aluminum plate 131 and is attached to the bottom surface of the LED lamp panel 110, the heat-dissipating fin set includes a plurality of heat-dissipating fins 133, the heat-dissipating fins 133 are respectively sleeved on the pure copper heat pipe cage 132 at intervals, each heat-dissipating fin 133 is provided with a heat-dissipating hole 1331, and each heat-dissipating fin 133 is provided with a heat-dissipating bump 1332. Thus, the pure copper heat pipe cageThe body 132 is formed by bending a plurality of pure copper heat pipes, and the heat conductivity coefficient of the pure copper heat pipes can reach 10⁵The magnitude of W/mK is hundreds times or thousands times of that of a common metal material, two sides of the pure copper heat pipe cage 132 are respectively attached to the LED lamp panel 110 and the heat dissipation aluminum plate 131 at zero distance, and the heat dissipation fins 133 are directly sleeved on the pure copper heat pipe, so that heat can be quickly transferred at the shortest distance, the heat transfer speed is 200 times faster than that of a common aluminum heat sink, meanwhile, the contact area between the heat dissipation fins 133 and the air is increased through the heat dissipation holes 1331 and the heat dissipation bumps 1332, the heat dissipation speed is effectively increased, and therefore the effect of quick heat dissipation can be achieved.

Further, the heat dissipation holes 1331 are provided in plural, and the heat dissipation holes 1331 are disposed on the heat dissipation fins 133 at intervals. Thus, the contact area between the heat dissipation fins 133 and the air can be further increased, and the heat dissipation speed can be effectively increased.

Further, the plurality of heat dissipating protrusions 1332 are provided, and the plurality of heat dissipating protrusions 1332 are disposed on the heat dissipating fins 133 at intervals. Thus, the contact area between the heat dissipation fins 133 and the air can be further increased, and the heat dissipation speed can be effectively increased.

Further, the pure copper heat pipe cage 132 is formed by bending a plurality of pure copper heat pipes, each of the heat dissipation fins 133 is provided with a sleeve hole 1333, and the sleeve hole 1333 is used for being sleeved with the pure copper heat pipe.

Further, each of the heat dissipation fins 133 is provided with a bent portion 1334. Thus, the interval between the heat dissipation fins 133 is maintained by the interval bent portion 1334, and the contact area between the heat dissipation fins 133 and the air is increased, thereby further increasing the heat dissipation speed.

Further, the LED projection lamp 10 further includes a lamp shade 120, the lamp shade 120 includes a glass panel 121, a connection ring 122 and a reflective cup 123, the reflective cup 123 is disposed on the top of the LED lamp panel 110, the glass panel 121 is connected on the top of the connection ring 122, and the reflective cup 123 is connected on the bottom of the connection ring 122. Thus, the light sources of the LED lamp panel 110 are uniformly distributed through the lampshade 120 and the LED lamp panel 110 is protected.

Further, the LED projection lamp 10 further includes a power source 140, and the power source 140 is electrically connected to the LED lamp panel 110. Thus, the LED lamp panel 110 can be powered by the power source 140.

Further, the LED projection lamp 10 further includes a fixing frame 150, the fixing frame 150 includes a fixing plate 151 and a connecting plate 152, the power source 140 is disposed on the fixing plate 151, one end of the connecting plate 152 is connected to the fixing plate 151, the other end of the connecting plate 152 is connected to the aluminum heat sink plate 131, and the connecting plate 152 is located outside the heat dissipating fins 133. In this way, the power supply 140 can be firmly fixed to the LED projector 10.

Further, the fixing frame 150 further includes a U-shaped bracket 153 and a positioning plate 154, the U-shaped bracket 153 is connected to the positioning plate 154, the positioning plate 154 is connected to the connecting plate 152, the positioning plate 154 is located on the outer side of the connecting plate 152, and the U-shaped bracket 153 is located on the outer side of the positioning plate 154. Therefore, the stability and the structure compactness of the LED projection lamp 10 can be effectively improved.

Further, the fixed frame 150 further includes a clamping plate 155, the connecting plate 152 includes a bending portion 1521 and a vertical portion 1522, the bending portion 1521 is connected to one end of the clamping plate 155, and the other end of the clamping plate 155 is sequentially clamped to the clamping hole 1335 of the heat dissipating fin 133, the vertical portion 1522 and the positioning plate 154. Thus, the stability and the compactness of the LED projector 10 can be further improved.

the utility model discloses a both sides of pure copper heat pipe cage body 132 respectively with LED lamp plate 110 and the laminating of heat dissipation aluminum plate 131 zero distance to directly cup joint heat radiation fins 133 on pure copper heat pipe, can shortest distance heat transfer fast, its heat transfer rate is 200 times than ordinary aluminium system radiator, through the area of contact of louvre 1331 and heat dissipation bump 1332 increase heat radiation fins 133 with the air simultaneously, effectively improve the radiating rate, thereby can realize quick radiating effect.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. An LED floodlight, comprising:

an LED lamp panel; and

2. The LED projector as claimed in claim 1, wherein the heat dissipation holes are disposed in a plurality, and the plurality of heat dissipation holes are disposed on the heat dissipation fins at intervals.

3. The LED projector as claimed in claim 1, wherein the heat dissipating bumps are disposed in a plurality, and the plurality of heat dissipating bumps are disposed on the heat dissipating fins at intervals.

4. The LED projection lamp according to claim 1, wherein the pure copper heat pipe cage is formed by bending a plurality of pure copper heat pipes, each of the heat dissipation fins is provided with a sleeve hole, and the sleeve holes are used for being sleeved with the pure copper heat pipes.

5. The LED light projector as claimed in claim 1, wherein each of the heat dissipating fins is provided with a spaced bent portion.

6. The LED projection lamp according to claim 1, further comprising a lamp shade, wherein the lamp shade comprises a glass panel, a connecting ring and a reflective cup, the reflective cup is arranged on the top of the LED lamp panel, the glass panel is connected to the top of the connecting ring, and the reflective cup is connected to the bottom of the connecting ring.

7. The LED floodlight of claim 1, further comprising a power source electrically connected to the LED lamp panel.

8. The LED spot lamp according to claim 7, further comprising a fixing frame, wherein the fixing frame comprises a fixing plate and a connecting plate, the power source is disposed on the fixing plate, one end of the connecting plate is connected to the fixing plate, the other end of the connecting plate is connected to the aluminum heat sink, and the connecting plate is located outside the heat sink fins.

9. The LED spot lamp according to claim 8, wherein the fixing frame further comprises a U-shaped bracket and a positioning plate, the U-shaped bracket is connected with the positioning plate, the positioning plate is connected with the connecting plate, the positioning plate is located on the outer side of the connecting plate, and the U-shaped bracket is located on the outer side of the positioning plate.

10. The LED projection lamp according to claim 9, wherein the fixing frame further comprises a clamping plate, the connecting plate comprises a bending portion and a vertical portion, the bending portion is connected with one end of the clamping plate, and the other end of the clamping plate is sequentially clamped with the heat dissipation fins, the vertical portion and the positioning plate.