CN201724025U

CN201724025U - LED lamp

Info

Publication number: CN201724025U
Application number: CN2010202181583U
Authority: CN
Inventors: 刘艳娥
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-05-31
Filing date: 2010-05-31
Publication date: 2011-01-26
Anticipated expiration: 2020-05-31

Abstract

The utility model discloses an LED lamp, which comprises a lamp cap, a lamp holder, a radiating fan, a radiating body, a plurality of LED patches and a lampshade. The lamp holder is made of metal materials, one end of the lamp holder is fixed to the lamp cap, and space that can accommodate the radiating fan can be formed between the end of the lamp holder and the lamp cap. The other end of the lamp holder is connected with the lampshade, and an accommodation cavity is formed between the other end of the lamp holder and the lampshade. The radiating body is provided inside the accommodation cavity and is in a polyhedron column structure, and a hole connecting both ends is provided inside radiating body. A plurality of LED patches are pasted to the sides of the radiating body. The side wall of the lampshade is made of transparent materials, and a plurality of the ventilation holes corresponding to the holes of the radiating body are formed at the bottom of the lampshade. The structure of the radiating body is changed, and thus the LED patches can be pasted at the periphery of the radiating body for all-direction lighting and an air channel can be formed to increase the radiating efficiency and the working stability of LED.

Description

A kind of LED lighting

Technical field

The utility model belongs to lighting field, particularly a kind of lighting that adopts led light source.

Background technology

Along with the popularization of energy-conserving and environment-protective idea, plurality of advantages such as LED is fast because of its reaction speed, reference color temperature is wide, luminous intensity is high, long service life, luminous efficiency height, good energy-conserving effect obtain application more and more widely,

Existing LED light fixture is made up of led array, lamp socket and base, lamp socket is generally plate armature, led array promptly is arranged on this lamp socket, the LED light fixture of this kind structure because the LED light emission direction is stronger, makes light emitting region narrower, can not realize irradiation comprehensive, wide-angle, can't reach the requirement of lighting source, can't substitute common bulb and use, thereby limit its scope of application greatly.

In addition, LED can produce high heat when luminous, and temperature can burn out LED when too high, influence illumination stability, so the heat radiation of LED also is the difficult point that restriction LED applies, common way is to be equipped with radiator at present, and some radiating fins are set in the periphery of radiator, improve radiating efficiency by increasing, yet this structure can increase the overall weight and the cost of LED light fixture, and radiating effect is limited with the extraneous surface area that contacts.

To sum up, if will expand the scope of application of LED light fixture, need to solve the limited and heat radiation two large problems of irradiating angle.

The utility model content

Main purpose of the present utility model is to provide a kind of LED lighting, and it can realize comprehensive illumination on the one hand, can improve radiating efficiency simultaneously, improves the stability of LED work.

In order to reach above-mentioned purpose, solution of the present utility model is:

A kind of LED lighting comprises lamp holder, lamp socket, radiator fan, radiator, some LED pasters and lampshade; Lamp socket is a metal material, and one end and lamp holder are fixed, and between the two, be formed with can ccontaining radiator fan the space; The other end of lamp socket is connected with lampshade, and forms containing cavity between the two; Radiator is located in the aforementioned containing cavity, and is the multi-faceted column structure, and its inside is formed with the perforation that connects two ends; Some LED pasters are covered on each side of radiator respectively; The sidewall of lampshade is made by transparent material, and the perforation of the corresponding radiator in bottom is formed with some air vents.

Be fixed with some fin in the perforation of above-mentioned radiator, and this fin is the vane type arrangement.

The wall of above-mentioned lamp holder is formed with at least one and is communicated with inside and outside through hole.

The top of above-mentioned radiator is connected with lamp socket, and is provided with sealing ring in the junction of the two.

Also be folded with rosette between above-mentioned radiator and the lamp socket, and this rosette and lampshade are spirally connected.

The periphery of above-mentioned lamp socket is provided with some fins.

After adopting such scheme, the utlity model has following improvement:

(1) radiator is designed to the multi-faceted column structure, its each side can be used for pasting the LED paster, thereby realizes the comprehensive illumination of LED lighting, provides possibility for replacing incandescent lamp;

(2) traditional structure of change radiator, radiator is designed to hollow structure, the portion and fin sets within it, offer air vent at the corresponding hollow space in the bottom of lampshade simultaneously, thereby form the air channel that connects, increase convection current, quicken air and flow, thereby the raising radiating efficiency is guaranteed the stability of LED paster work;

(3) also can offer the inside and outside through hole of connection, get through the air channel at two ends, more quicken air and flow, improve radiating efficiency at the wall of lamp holder;

(4) lamp socket is made with metal, utilizes the thermal conductivity of metal to be higher than the characteristic of common plastics thermal conductivity, can accelerate heat radiation, and in addition, the periphery of lamp socket is provided with radiating fin, increases the contact area with external environment, thereby improves radiating efficiency.

Description of drawings

Fig. 1 is a perspective exploded view of the present utility model;

Fig. 2 is the schematic diagram of another angle of Fig. 1;

Fig. 3 is a three-dimensional combination schematic diagram of the present utility model;

Fig. 4 is the schematic diagram of another angle of Fig. 3.

The specific embodiment

Below with reference to drawings and the specific embodiments, structure of the present utility model and beneficial effect are elaborated.

At first with reference to illustrated in figures 1 and 2, the utility model provides a kind of LED lighting, comprises lamp holder 1, radiator fan 2, lamp socket 3, rosette 4, LED paster 5, radiator 6 and lampshade 7, introduces respectively below.

Be provided with driver module etc. in the lamp holder 1, be used for the illumination of driving LED paster 5, and the top of this lamp holder 1 also is formed with threaded portion 11, be used to be screwed onto socket; In addition, also be formed with at least one on the wall of lamp holder 1 and be communicated with inside and outside through hole 12, and also offer internal thread 13 (can referring to shown in Figure 2) at the bottom of lamp holder 1 inwall.

Lamp socket 3 is the circulus that two ends connect, and it be a metal material, with the raising radiating efficiency, and is provided with the fin 31 of some parallel arrangements in periphery, is used to increase area of dissipation; Lamp socket 3 is connected with lamp holder 1, specifically can offer external screw thread 32 (as shown in Fig. 1 and Fig. 2) on the top of lamp socket 3, and be to be opened on the fin 31, and the inwall correspondence of lamp holder 1 is formed with internal thread 13, and the two is by being threaded, and is formed with a cavity (not shown) between lamp socket 3 and lamp holder 1, be used for ccontaining radiator fan 2, and because lamp socket 3 is a hollow structure, so the wind that radiator fan 2 produces when operation can arrive LED paster 5, the acceleration heat radiation easily; Lamp socket 3 also is formed with internal thread 33 at the end inwall away from lamp holder 1.

Rosette 4 and is nested with periphery at radiator 6 and LED paster 5 between radiator 6 and lamp socket 3, be cover body structure, can be simultaneously with reference to figure 3 with shown in Figure 4, play the effect of beautiful decoration, and in the present embodiment, the inwall of rosette 4 be formed with internal thread 41.

LED paster 5 can be set to a plurality of, to realize comprehensive illumination, is provided with some led light sources 51 on each LED paster 5.

Radiator 6 is a column structure, and is polyhedral structure, its inner perforation that forms the perforation two ends, and being respectively applied for LED paster 5, each side covers, be designed to six cylinders in the present embodiment, cover for 6 LED pasters 5, thus the comprehensive illumination of realization LED lighting; Go back stationary arrangement in the perforation of radiator 6 some fin 61 are arranged, and all fin 61 are vane type and arrange, so both can increase area of dissipation as much as possible, provide gas channel between each fin 61 simultaneously, improve radiating efficiency to quicken the mobile mode of air; In addition, one end of radiator 6 is formed with screw thread 62, fixing with the internal thread 33 of lamp socket 3, simultaneously with rosette 4 clampings between the two, and radiator 6 and lamp socket 3 closely against, thereby prevent that the dust that radiator fan 2 blows from entering between the inwall of radiator 6 and lampshade 7, avoiding the pollution of dust to LED paster 5, in the present embodiment, is to be provided with a sealing ring 8 between radiator 6 and lamp socket 3, when radiator 6 and lamp socket 3 screw tight, by the slit of sealing ring 8 sealings between the two.

The sidewall of lampshade 7 is made by transparent material, thereby the light that capable for LED paster 5 sends is transmitted to the outside, this lampshade 7 has containing cavity 71, be set in the outside of radiator 6 and LED paster 5, and an end of lampshade 7 is connected with lamp socket 3, specifically can be by various ways such as fixing, be spirally connected, be by rosette 4 among this embodiment, it specifically is this end formation external screw thread 73 at lampshade 7, form threaded engagement with the internal thread 41 of rosette 4, because rosette 4 is fixed by lamp socket 3 and radiator 6, thereby realized being connected of lampshade 7 and lamp socket 3; And some air vents 72 are offered in the perforation 61 of the corresponding radiator 6 of the other end of lampshade 7, thereby make the common air channels of flowing that form of air vent 72 of two ends, perforation and lampshade 7 of radiator 6 for air, the wind that radiator fan 2 blows is easy to circulate in this air channel, the acceleration air flows, and then improves radiating efficiency.

In sum, a kind of LED lighting of the utility model is by changing the structure of radiator 6, thereby form the air channel of circulation of air, improve radiating efficiency, guarantee the stability of LED paster 5 work, LED paster 5 is covered on the periphery of radiator 6 in addition, can realize the comprehensive illumination of light fixture.

Above embodiment only is explanation technological thought of the present utility model; can not limit protection domain of the present utility model with this; every according to the technological thought that the utility model proposes, any change of being done on the technical scheme basis all falls within the utility model protection domain.

Claims

1. a LED lighting is characterized in that: comprise lamp holder, lamp socket, radiator fan, radiator, some LED pasters and lampshade;

Lamp socket is a metal material, and one end and lamp holder are fixed, and between the two, be formed with can ccontaining radiator fan the space;

The other end of lamp socket is connected with lampshade, and forms containing cavity between the two;

Radiator is located in the aforementioned containing cavity, and is the multi-faceted column structure, and its inside is formed with the perforation that connects two ends;

Some LED pasters are covered on each side of radiator respectively;

The sidewall of lampshade is made by transparent material, and the perforation of the corresponding radiator in bottom is formed with some air vents.

2. a kind of LED lighting as claimed in claim 1 is characterized in that: be fixed with some fin in the perforation of described radiator, and this fin is the vane type arrangement.

3. a kind of LED lighting as claimed in claim 1 is characterized in that: the wall of described lamp holder is formed with at least one and is communicated with inside and outside through hole.

4. a kind of LED lighting as claimed in claim 1, it is characterized in that: the top of described radiator is connected with lamp socket, and is provided with sealing ring in the junction of the two.

5. a kind of LED lighting as claimed in claim 4 is characterized in that: also be folded with rosette between described radiator and the lamp socket, and this rosette and lampshade are spirally connected.

6. a kind of LED lighting as claimed in claim 1, it is characterized in that: the periphery of described lamp socket is provided with some fins.