CN202065896U

CN202065896U - LED (Light-Emitting Diode) radiating lamp shade

Info

Publication number: CN202065896U
Application number: CN2011201839561U
Authority: CN
Inventors: 陈祥龙; 赵勇
Original assignee: BEIJING ZHONGZHI JINCHENG TECHNOLOGY CO LTD
Current assignee: BEIJING ZHONGZHI JINCHENG TECHNOLOGY CO LTD
Priority date: 2011-06-02
Filing date: 2011-06-02
Publication date: 2011-12-07
Anticipated expiration: 2021-06-02

Abstract

The utility model relates to an LED (Light-Emitting Diode) radiating lamp shade, which comprises a lamp shade main body. An opening at the front end of the lamp shade main body is a U-shaped opening groove; an LED element is placed inside the lamp shade main body; an arched radiating sheet is arranged in the lamp shade main body and comprises an external radiating plate, a middle heat conducting plate and an internal radiating plate; the external radiating plate is connected with the internal radiating plate by the middle heat conducting plate; the external radiating plate is positioned outside the lamp shade main body; and the internal radiating plate is positioned inside the lamp shade main body. As the arched radiating fin is arranged in the lamp shade main body, the heat sent out by the LED inside the lamp shade main body can be timely educed outside the lamp shade main body through the arched radiating fin made of metal; moreover, the service life of the LED lamp can be effectively prolonged through the structure.

Description

A kind of LED heat radiation lampshade

Technical field

The utility model relates to a kind of LED lampshade, especially relates to a kind of LED heat radiation lampshade.

Background technology

LED is a kind of solid-state semiconductor devices, and it can directly be converted into light to electricity.The heart of LED is a semi-conductive wafer, and an end of wafer is attached on the support, and an end is a negative pole, and the other end connects the positive pole of power supply, makes entire wafer by epoxy encapsulation.Semiconductor wafer is made up of two parts, and a part is a P-type semiconductor, occupies an leading position in its hole, the inside, and the other end is a N-type semiconductor, mainly is electronics here.But when these two kinds of semiconductors couple together, just form a P-N knot between them.When electric current acted on this wafer by lead, electronics will be pushed to the P district, and electronics will send energy with the form of photon, the luminous principle of LED that Here it is then with hole-recombination in the P district.

The LED light fixture is because heat radiation is big, if can not in time dispel the heat, especially great power LED will burn electronic devices and components after of long duration, has influence on that the LED light fixture is normal to be used and the life-span.

In addition, it is hemispheric column that the LED on the existing market mostly is an end, and so the LED of shape sends the narrow light of spectrum, though brightness can reach requirement, can't produce long illuminating effect apart from equilibrium brightness.

Summary of the invention

The utility model has designed a kind of LED heat radiation lampshade, and the technical problem of its solution is: (1) existing LED heat sinking function bad service life that has influence on light fixture; (2) the LED light fixture of existing market or lighting module can't produce long illuminating effect apart from equilibrium brightness.

In order to solve the technical problem of above-mentioned existence, the utility model has adopted following scheme:

A kind of LED heat radiation lampshade, comprise the lampshade body, the opening of described lampshade body front end is a U type open recess, the LED element is placed on described lampshade body interior, be provided with arc fin in the described lampshade body, described arc fin comprises outside heat sink, intermediate thermal conductivity plate and internal heat dissipating plate, described outside heat sink is connected by described intermediate thermal conductivity plate with described internal heat dissipating plate, described outside heat sink is positioned at described lampshade body exterior, and described internal heat dissipating plate is positioned at described lampshade body interior.

Further, described lampshade body exterior offers link slot, and the bottom of described outside heat sink is arranged in the described link slot.

Further, the material of described outside heat sink, described internal heat dissipating plate and described intermediate thermal conductivity plate is a metallic copper.

Further, described LED element comprises fixed socket, conducting bracket, semiconductor chip and lead, described conducting bracket one end is fixed in the described fixed socket, the described conducting bracket other end is connected with described semiconductor chip by described lead, described semiconductor chip is arranged in described lampshade body, and described semiconductor chip is positioned at described U type open recess bottom.

Further, described conducting bracket comprises main support and assistant support, and described main support is connected with described semiconductor chip by lead with described assistant support.

Further, be provided with chip at described main support end and place the crystal groove, described semiconductor chip is placed on described chip and places in the crystal groove.

Further, described semiconductor chip surface scribbles the nano fluorescent bisque.

Further, described U type open recess is the column structure.

Further, described U type open recess is a cube structure.

This LED heat radiation lampshade is compared with the common LED lampshade, has following beneficial effect:

(1) the utility model is owing to be provided with arc fin in the lampshade body, the arc fin of metal material can play the heat that lampshade body interior LED is given out, and in time derive lampshade this is external, and said structure can prolong the service life of LED light fixture effectively.

(2) the utility model is owing to offer a U type open recess on the lampshade body, semiconductor chip is positioned at U type open recess bottom, the light that makes light emitting diode send becomes full direct light line, and penetrate the back through front end U type open recess and produce length, can satisfy the long-distance illumination demand apart from equilibrium brightness.

Description of drawings

Fig. 1 is the schematic perspective view of the utility model LED heat radiation lampshade;

Fig. 2 is the arc fin profile of the utility model LED heat radiation lampshade;

Fig. 3 is the cutaway view of the utility model LED heat radiation lampshade;

Fig. 4 is the result of use figure of the utility model LED heat radiation lampshade.

Description of reference numerals:

1-fixed socket; 2-conducting bracket; 21-main support; 22-assistant support; 3-semiconductor chip; 4-lead; 5-chip is placed the crystal groove; 6-lampshade body; 61-U type open recess; 7-arc fin; 71-outside heat sink; 72-intermediate thermal conductivity plate; 73-internal heat dissipating plate.

The specific embodiment

Below in conjunction with Fig. 1 to Fig. 4, the utility model is described further:

A kind of LED heat radiation lampshade, comprise lampshade body 6, the opening of lampshade body 6 front ends is a U type open recess 61, the LED element is placed on lampshade body 6 inside, be provided with arc fin 7 in the lampshade body 6, arc fin 7 comprises outside heat sink 71, intermediate thermal conductivity plate 72 and internal heat dissipating plate 73, and outside heat sink 71 is connected by intermediate thermal conductivity plate 72 with internal heat dissipating plate 73, outside heat sink 71 is positioned at lampshade body 6 outsides, and internal heat dissipating plate 73 is positioned at lampshade body 6 inside.Lampshade body 6 outsides offer link slot, and the bottom of outside heat sink 71 is arranged in the link slot.The material of outside heat sink 71, internal heat dissipating plate 73 and intermediate thermal conductivity plate 72 is a metallic copper.The arc fin of metal material can play the heat that lampshade body interior LED is given out, and in time derive lampshade this is external, and said structure can prolong the service life of LED light fixture effectively.

In addition, the LED component element comprises fixed socket 1, conducting bracket 2, semiconductor chip 3 and lead 4, conducting bracket 2 one ends are fixed in the fixed socket 1, conducting bracket 2 other ends are connected with semiconductor chip 3 by lead 4, semiconductor chip 3 is arranged in lampshade body 6, and semiconductor chip 3 is positioned at U type open recess 61 bottoms.Conducting bracket 2 comprises main support 21 and assistant support 22, and main support 21 is connected with semiconductor chip 3 by lead 4 with assistant support 22.

Semiconductor chip 3 surfaces scribble the nano fluorescent bisque.The nano fluorescent bisque can strengthen the brightness of illumination of LED light fixture, saves the energy.

Be provided with chip at main support 21 ends and place crystal groove 5, semiconductor chip 3 is placed on chip and places in the crystal groove 5.In addition, U type open recess 61 is column structure or cube structure.Thereby the light that irradiates can be column or cubic.

The utility model is owing to offer a U type open recess on the lampshade body, semiconductor chip is positioned at U type open recess bottom, the light that makes light emitting diode send becomes full direct light line, and penetrate the back through front end U type open recess and produce length, can satisfy the long-distance illumination demand apart from equilibrium brightness.

In conjunction with the accompanying drawings the utility model has been carried out exemplary description above; obvious realization of the present utility model is not subjected to the restriction of aforesaid way; as long as the various improvement of having adopted method design of the present utility model and technical scheme to carry out; or design of the present utility model and technical scheme are directly applied to other occasion without improving, all in protection domain of the present utility model.

Claims

1. LED heat radiation lampshade, comprise lampshade body (6), it is characterized in that: the opening of described lampshade body (6) front end is a U type open recess (61), the LED element is placed on described lampshade body (6) inside, be provided with arc fin (7) in the described lampshade body (6), described arc fin (7) comprises outside heat sink (71), intermediate thermal conductivity plate (72) and internal heat dissipating plate (73), described outside heat sink (71) is connected by described intermediate thermal conductivity plate (72) with described internal heat dissipating plate (73), described outside heat sink (71) is positioned at described lampshade body (6) outside, and described internal heat dissipating plate (73) is positioned at described lampshade body (6) inside.

2. according to the described LED heat radiation of claim 1 lampshade, it is characterized in that: described lampshade body (6) outside offers link slot, and the bottom of described outside heat sink (71) is arranged in the described link slot.

3. according to the described LED heat radiation of claim 2 lampshade, it is characterized in that: the material of described outside heat sink (71), described internal heat dissipating plate (73) and described intermediate thermal conductivity plate (72) is a metallic copper.

4. according to the described LED heat radiation of claim 3 lampshade, it is characterized in that: described LED element comprises fixed socket (1), conducting bracket (2), semiconductor chip (3) and lead (4), described conducting bracket (2) one ends are fixed in the described fixed socket (1), described conducting bracket (2) other end is connected with described semiconductor chip (3) by described lead (4), described semiconductor chip (3) is arranged in described lampshade body (6), and described semiconductor chip (3) is positioned at described U type open recess (61) bottom.

5. according to the described LED heat radiation of claim 4 lampshade, it is characterized in that: described conducting bracket (2) comprises main support (21) and assistant support (22), and described main support (21) is connected with described semiconductor chip (3) by lead (4) with described assistant support (22).

6. according to the described LED heat radiation of claim 5 lampshade, it is characterized in that: be provided with chip at described main support (21) end and place crystal groove (5), described semiconductor chip (3) is placed on described chip and places in the crystal groove (5).