CN203927580U - A high-power LED spotlight - Google Patents

Abstract

The utility model discloses a high-power LED shot-light, including the shot-light body, the shot-light body includes: lamp body and light source subassembly, the light source subassembly includes LED chipset and leaded light subassembly, the lamp body includes heat conduction base plate and a plurality of heat pipe, the heat pipe ring shape sets up at the edge of heat conduction base plate, and the heat pipe that the annular was arranged forms the space that can hold leaded light subassembly at the heat conduction base plate front end, LED chipset pastes dress to the preceding terminal surface of heat conduction base plate, promptly the utility model discloses an arrange the heat pipe ring shape and become a lamp body frame structure, the heat that the LED chip sent passes through heat conduction base plate conduction to the heat pipe, and the heat pipe gives off the heat and realizes the heat dissipation in the middle of to the air, because the heat pipe has higher coefficient of heat conductivity, has improved the radiating effect of whole lamp, the weight and the volume of great reduction lamps.

Description

A high-power LED spotlight

technical field

The utility model relates to an LED spotlight, in particular to a high-power LED spotlight.

Background technique

Due to its small size, low power consumption, long service life, high brightness, low heat, environmental protection and other advantages, LED has been gradually popularized in daily life. Traditional high-brightness and high-power spotlights are often used in outdoor searchlights and large-scale performances. , outdoor lighting, etc., most of which are xenon lamps, halogen lamps, etc. With the promotion of LED light sources, such high-power spotlights have gradually begun to have LED light sources, and LED spotlights, LED par lights, etc. have gradually appeared, but LED light sources Due to the high heat collection, a radiator needs to be configured when using it. In high-power LED spotlights and LED par lights, the heat dissipation problem of LED is particularly serious. Traditional radiators mostly use aluminum fin radiators. Therefore, the high-power LED light source needs to be equipped with a larger aluminum fin radiator, which greatly increases the weight of the lamp. In high-power LED spotlights, when the power is greater than 50W, the spotlight will It seems very bulky, very inconvenient to use and install, and the heat dissipation effect is poor, which affects the service life of the LED light source.

Contents of the invention

In order to overcome the shortcomings of the prior art, the utility model provides a high-power LED spotlight with good heat dissipation effect, small volume and light weight.

The technical scheme that the utility model solves its technical problem adopts is:

A high-power LED spotlight, including a spotlight body, the spotlight body includes: a lamp body and a light source assembly, the light source assembly includes an LED chip set and a light guide assembly, the lamp body includes a heat-conducting substrate and several heat pipes, The heat pipes are annularly arranged on the edge of the heat conduction substrate, and the heat pipes arranged in an annular shape form a space capable of accommodating the light guide component at the front end of the heat conduction substrate, and the LED chip group is attached to the front surface of the heat conduction substrate.

A plurality of slots corresponding to the heat pipes are opened at the edge of the heat-conducting substrate, and the heat pipes are snapped into the slots.

The front end of the lamp body is provided with a front positioning ring, and a plurality of fastening holes corresponding to the heat pipes are opened on the front positioning ring, and the front ends of the heat pipes penetrate into the fastening holes.

The rear end of the lamp body is provided with a rear positioning ring, and the rear positioning ring is provided with a plurality of rear clamping slots corresponding to the heat pipes, and the tail ends of the heat pipes are clamped into the rear clamping slots.

The front part of the heat pipe is bent outwards, so that the annularly arranged heat pipes form an inverted cup-shaped space at the front end of the heat-conducting substrate.

The heat-conducting substrate is a cylindrical structure, and external threads are arranged on the outer circular surface thereof.

The front positioning ring is a circular ring structure, and an external thread is arranged on its outer circular surface.

The rear positioning ring is a ring structure, and an external thread is arranged on the outer surface of the ring.

The beneficial effects of the utility model are: a high-power LED spotlight, including a spotlight body, the spotlight body includes: a lamp body and a light source assembly, the light source assembly includes an LED chip set and a light guide assembly, the lamp The body includes a heat conduction substrate and a number of heat pipes, the heat pipes are annularly arranged on the edge of the heat conduction substrate, and the heat pipes arranged in a ring form a space capable of accommodating light guide components at the front end of the heat conduction substrate, and the LED chipset is attached to the front end of the heat conduction substrate On the other hand, the utility model forms a lamp body frame structure by arranging the heat pipes in a ring, the heat emitted by the LED chips is conducted to the heat pipes through the heat-conducting substrate, and the heat pipes dissipate the heat into the air to realize heat dissipation. Since the heat pipes have a high thermal conductivity, the improvement Improve the heat dissipation effect of the whole lamp, greatly reduce the weight and volume of the lamp, and prolong the service life of the LED chipset.

Description of drawings

Below in conjunction with accompanying drawing and embodiment the utility model is further described.

Fig. 1 is the structural representation of the utility model lamp body;

Fig. 2 is an exploded schematic view of the lamp body of the present invention.

Detailed ways

Referring to Fig. 1 and Fig. 2, Fig. 1 and Fig. 2 are structural schematic diagrams of a specific embodiment of the present invention. As shown in the figure, a high-power LED spotlight includes a spotlight body, and the spotlight body includes: a lamp body 1 and a light source assembly, the light source assembly includes an LED chipset and a light guide assembly, the lamp body 1 includes an aluminum heat conduction substrate 11 and a number of heat pipes 12, and a number of heat pipes 12 corresponding to the heat conduction substrate 11 are provided on the edge A card slot 111 , the heat pipe 12 is buckled into the card slot 111 .

As shown in the figure, in order to reinforce the heat pipe 12, a front positioning ring 13 is arranged at the front end of the lamp body 1, and a plurality of mounting holes 131 corresponding to the heat pipe 12 are opened on the front positioning ring 13. The front end of the heat pipe 12 Penetrating into the clamping hole 131, a rear positioning ring 14 is arranged at the rear end of the lamp body 1, and a plurality of rear clamping grooves 141 corresponding to the heat pipe 12 are provided on the rear positioning ring 14, and the rear end of the heat pipe 12 is The end is snapped into the rear slot 141, and through the snapping and positioning of the heat-conducting substrate 11, the front positioning ring 13 and the rear positioning ring 14, a plurality of annular distribution heat pipes 12 can be well fixed, so that a plurality of annular distribution heat pipes 12 forms a lamp body frame structure, and the front part of the heat pipe 12 is bent outward, so that the heat pipe 12 arranged in a ring forms an inverted cup-shaped space capable of accommodating the light guide assembly at the front end of the heat conduction substrate 11. In the utility model , the light guide component can be a reflector light guide component or a lens light guide component, the structure and principle of which are well known to those skilled in the art, and will not be described in detail here.

In this embodiment, the heat conduction substrate 11 is a cylindrical structure, the front positioning ring 13 and the rear positioning ring 14 are a ring structure, and the outer circular surfaces of the heat conduction substrate 11, the front positioning ring 13 and the rear positioning ring 14 There are external threads on the top, which are convenient for installing the shell, panel, back cover and other accessories of the spotlight.

When the spotlight is in use, the heat emitted by the LED chipset is conducted to the heat pipe 12 through the heat-conducting substrate 11, and the heat pipe 12 dissipates the heat into the air for heat dissipation. Since the heat pipe has a high thermal conductivity, the thermal conductivity of the traditional heat-dissipating material aluminum is 200 W /(m·k), the thermal conductivity of copper is about 300 w/(m·k), the thermal conductivity of silver is about 400 w/(m·k), and the thermal conductivity of the heat pipe is 100000 w/(m·k). k) above, its heat dissipation effect is far higher than that of traditional metal heat dissipation materials. The utility model arranges the heat pipes 12 in a ring to form a lamp body frame structure, and the heat pipes 12 realize heat conduction and heat dissipation at the same time. The heat dissipation requirements of high-power LED spotlights can greatly reduce the weight and volume of lamps and prolong the service life of LED chipsets.

In this embodiment, the heat pipe 12 is snapped and embedded into the heat-conducting substrate 11 by means of a slot. In the specific implementation process, welding or heat-conducting paste can also be added to improve the heat conduction efficiency between the heat pipe and the heat-conducting substrate 11 and improve heat dissipation. effect; and the fixing methods between the heat pipe 12 and the heat conducting substrate 11 can also be welded, riveted, etc., which will not be described in detail here.

The preferred implementation of the present utility model has been specifically described above. Of course, the present utility model can also adopt forms different from the above-mentioned embodiments, and those skilled in the art can make equivalent transformations or modifications without violating the spirit of the present invention. Corresponding changes should all belong to the protection scope of the present utility model.

Claims (8)

1. a high-power LED spotlight, comprise shot-light body, it is characterized in that: described shot-light body comprises: lamp body (1) and light source assembly, described light source assembly comprises LED chip group and leaded light component, described lamp body (1) comprises heat-conducting substrate (11) and some heat pipes (12), described heat pipe (12) annular is arranged on the edge of heat-conducting substrate (11), and the heat pipe being circular layout (12) forms a space that can hold leaded light component at heat-conducting substrate (11) front end, and described LED chip group mounts to the front end face of heat-conducting substrate (11).

2. a kind of high-power LED spotlight according to claim 1, is characterized in that: described heat-conducting substrate (11) edge offers some draw-in grooves (111) corresponding with heat pipe (12), and described heat pipe (12) buckles into this draw-in groove (111).

3. a kind of high-power LED spotlight according to claim 1, it is characterized in that: described lamp body (1) front-end configuration has a prelocalization ring (13), on described prelocalization ring (13), offer some corresponding with heat pipe (12) holes (131) that clamp, the front end of described heat pipe (12) penetrates to this and clamps in hole (131).

4. according to a kind of high-power LED spotlight described in claim 1 or 2 or 3, it is characterized in that: described lamp body (1) backend arrangement has a rear locating ring (14), on described rear locating ring (14), offer some rear draw-in grooves (141) corresponding with heat pipe (12), described heat pipe (12) tail end snaps in to this rear draw-in groove (141).

5. a kind of high-power LED spotlight according to claim 1, is characterized in that: the anterior outwards bending of described heat pipe (12), makes the heat pipe (12) that is circular layout form one at heat-conducting substrate (11) front end and fall cup-shaped space.

6. a kind of high-power LED spotlight according to claim 1, is characterized in that: described heat-conducting substrate (11) is cylindrical structural, on its periphery, is provided with external screw thread.

7. a kind of high-power LED spotlight according to claim 3, is characterized in that: described prelocalization ring (13) is a circular ring structure, on its periphery, is provided with external screw thread.

8. a kind of high-power LED spotlight according to claim 4, is characterized in that: described rear locating ring (14) is a circular ring structure, on its periphery, is provided with external screw thread.