CN201973685U

CN201973685U - LED light radiator with multiple curved-facet radiating fins

Info

Publication number: CN201973685U
Application number: CN2010206533100U
Authority: CN
Inventors: 林峻毅
Original assignee: 林峻毅
Priority date: 2010-12-11
Filing date: 2010-12-11
Publication date: 2011-09-14
Anticipated expiration: 2020-12-11

Abstract

The utility model discloses a LED light radiator with multi-curved radiating fins, belonging to the technology of LED light radiators. The technical scheme is that: radiating fins of curved facet are arranged at the periphery of cylindrical aluminum alloy; at least one forking is arranged at the outer end parts of the radiating fins; the outer surface of the radiating fins is of a small wave or serrulation shape; the radiating fins are distributed in a radial pattern along the central axis line of the aluminum alloy. The utility model aims to provide a radiator structure with good radiating effect and wide use and the structure can form several kinds of radiator structures of LED lights and lamps to be used for LED lights and lamps.

Description

LED lamp radiator with multiple camber heat-dissipating fin

Technical field

The utility model relates to a kind of LED lamp radiator, and more particularly, it relates to a kind of LED lamp radiator with multiple camber heat-dissipating fin.

Background technology

Traditional indoor and outdoor illumination adopts incandescent lamp or electricity-saving lamp (neon tube lamp) usually, and its relative energy consumption is higher; Along with the progress of electronic technology, utilize the lighting of High Power LED (LED) combination more and more general; Because LED utilizes the luminescent properties after the semiconductor energising luminous, have low in energy consumption, the advantage of long service life, thereby become the emerging light source that substitutes the traditional lighting light source.With the light fixture of LED as light source, need to solve heat transfer and heat dissipation problem in the LED use, the radiating efficiency of radiator directly influences service efficiency and the cost of LED; Therefore, exploitation adapts to the various LED lamp bodies and the accessory thereof of LED lamp processing request, convenient combination processing, and applying of LED lamp had conclusive effect.

The utility model content

The technical problems to be solved in the utility model is the above-mentioned deficiency at prior art, and the LED lamp radiator with multiple camber heat-dissipating fin of a kind of good heat dissipation effect, the multiple LED light fixture of one-tenth of many uses, capable of being combined is provided.

The technical solution of the utility model is such: a kind of LED lamp radiator with multiple camber heat-dissipating fin, the aluminium alloy body that comprises cylindricality, be distributed with curved heat-dissipating fin in the periphery of aluminium alloy body, wherein said heat-dissipating fin outboard end is provided with at least one bifurcated, this heat-dissipating fin outer surface is minor undulations or little zigzag, and described heat-dissipating fin distributes radially along aluminium alloy body axis.

Above-mentioned LED lamp radiator with multiple camber heat-dissipating fin, wherein said heat-dissipating fin outboard end is provided with a bifurcated, and this heat-dissipating fin is curved Y shape.

In the above-mentioned LED lamp radiator with multiple camber heat-dissipating fin, described heat-dissipating fin outer surface is minor undulations or spiculation.

In the above-mentioned LED lamp radiator with multiple camber heat-dissipating fin, described aluminium alloy body is a cylindrical shape, and heat-dissipating fin is evenly distributed on the outer surface of aluminium alloy body.

In the above-mentioned LED lamp radiator with multiple camber heat-dissipating fin, described heat-dissipating fin is evenly distributed on the outer surface of aluminium alloy body.

In the above-mentioned LED lamp radiator with multiple camber heat-dissipating fin, wherein at least one end of described aluminium alloy body is provided with threaded joints.

The utility model is designed to curve form by the fork-shaped heat-dissipating fin with aluminium alloy body periphery after adopting said structure, under identical volume, can increase area of dissipation greatly, and area of dissipation can reach original twice; After further improving, utilize and be arranged on the rips or the spiculation surface on heat-dissipating fin surface, and can increase area of dissipation, can form eddy current at heat-delivery surface again, increase substantially radiating effect, heat transfer and heat radiation when helping the work of LED lamp; Novel simple in structure of this use, radiating effect ideal, and can directly adopt the drawing moulding is for the popularization of LED lighting provides a kind of feasible technical scheme.

Description of drawings

Below in conjunction with the specific embodiment in the accompanying drawing the utility model is described in further detail, but does not constitute any restriction of the present utility model.

Fig. 1 is the structural representation of the utility model specific embodiment 1;

Fig. 2 be among Fig. 1 A-A to cutaway view;

Fig. 3 is the local enlarged diagram at B place among Fig. 1;

Fig. 4 is the user mode schematic diagram of the utility model specific embodiment 1;

Fig. 5 is the structural representation of the utility model specific embodiment 2;

Fig. 6 is the local enlarged diagram at D place among Fig. 5;

Fig. 7 be among Fig. 5 C-C to cutaway view;

Fig. 8 is the user mode schematic diagram of the utility model specific embodiment 2.

The specific embodiment

Embodiment 1

Consult Fig. 1 to shown in Figure 3, a kind of LED lamp radiator of the present utility model with multiple camber heat-dissipating fin, comprise aluminium alloy body 1, described aluminium alloy body 1 profile is a cylinder, the middle part is provided with through-hole structure, be evenly distributed with the Y shape heat-dissipating fin 2 of 27 curve forms radially along aluminium alloy body 1 axis at the excircle of aluminium alloy body 1, the shape of heat-dissipating fin 2 can be designed to three fork-shapeds or Y shape and trident as required and be spaced, certainly, if the volume of aluminium alloy body 1 is big, the shape of heat-dissipating fin 2 also can be the above shape of trident, or pitches hierarchy more, is determined on a case-by-case basis; Heat-dissipating fin 2 in the present embodiment is approximate S shape, two outer surfaces of heat-dissipating fin 2 are spiculation surface (also can adopt the minor undulations surface), so both can increase area of dissipation, make area of dissipation reach more than two ones of original common heat-dissipating fin, can form eddy current on heat-dissipating fin 2 surfaces again, help heat transmission, improve radiating effect; Present embodiment also is provided with threaded joints 1a on aluminium alloy body 1 top, assembles into the LED light fixture to make things convenient for aluminium alloy body 1 with insulation lamp holder or other lamp part.

Consult shown in Figure 4, it is a kind of LED lighting of the utility model

specific embodiment

1 and 3 combinations of aluminium alloy radiating shell, (substrate, LED lamp body, even light body and driving etc. are installed in aluminium alloy radiating shell 3 inside), the heat that produces when directly utilizing the heat-dissipating fin 2 at aluminium aluminium alloy radiating shell 3 rear portions that the LED lamp body is worked distributes in the air towards periphery, so that light fixture remains on normal operating temperature range, thus effective work of assurance LED lamp.

Embodiment 2

Consult Fig. 5 to shown in Figure 7, a kind of LED lamp radiator of the present utility model with multiple camber heat-dissipating fin, the heat-dissipating fin 2 of different is described aluminium alloy body 1 periphery is made up of the Y shape that is provided with at interval and the heat-dissipating fin 2 of three fork-shapeds, threaded joints 1a(upper end is the external screw thread connecting portion respectively in the upper end of aluminium alloy body 1 and bottom, and the bottom is the internal thread connecting portion), assemble into the LED light fixture with lamp parts such as insulation lamp holder, substrates.

Consult shown in Figure 8, be the utility model specific embodiment 2 and insulation lamp holder 4, a kind of LED lighting (substrate, LED lamp body, even light body and driving etc. are installed in aluminium alloy body 1 inside) that transparent lamp shade 5 made up, the heat that produces when directly utilizing the heat-dissipating fin 2 of aluminium alloy body 1 periphery that the LED lamp body is worked distributes in the air towards periphery, so that light fixture remains on normal operating temperature range, thus effective work of assurance LED lamp.

Aluminium alloy body 1 profile of the present utility model can be processed into different shape as required, is combined into the requirement of various light fitting shapes with cooperation, as cylinder, spherical surface body, imitative hammer body, square etc., does not repeat them here.

Claims

1. LED lamp radiator with multiple camber heat-dissipating fin, the aluminium alloy body (1) that comprises cylindricality, be distributed with curved heat-dissipating fin (2) in the periphery of aluminium alloy body (1), it is characterized in that, described heat-dissipating fin (2) outboard end is provided with at least one bifurcated, this heat-dissipating fin (2) outer surface is minor undulations or little zigzag, and described heat-dissipating fin (2) distributes radially along aluminium alloy body (1) axis.

2. the LED lamp radiator with multiple camber heat-dissipating fin according to claim 1 is characterized in that described heat-dissipating fin (2) outboard end is provided with a bifurcated, and this heat-dissipating fin (2) is curved Y shape.

3. the LED lamp radiator with multiple camber heat-dissipating fin according to claim 1 and 2 is characterized in that described heat-dissipating fin (2) outer surface is minor undulations or spiculation.

4. the LED lamp radiator with multiple camber heat-dissipating fin according to claim 1 and 2 is characterized in that described aluminium alloy body (1) is a cylindrical shape, and heat-dissipating fin (2) is evenly distributed on the outer surface of aluminium alloy body (1).

5. the LED lamp radiator with multiple camber heat-dissipating fin according to claim 3 is characterized in that described heat-dissipating fin (2) is evenly distributed on the outer surface of aluminium alloy body (1).

6. the LED lamp radiator with multiple camber heat-dissipating fin according to claim 5 is characterized in that wherein at least one end of described aluminium alloy body (1) is provided with threaded joints (1a).