CN2851845Y

CN2851845Y - Light emitting device

Info

Publication number: CN2851845Y
Application number: CNU200520129261XU
Authority: CN
Inventors: 黄明忠; 刘玉洋
Original assignee: LEDTECH CO Ltd
Current assignee: LEDTECH CO Ltd
Priority date: 2005-09-28
Filing date: 2005-09-28
Publication date: 2006-12-27
Anticipated expiration: 2015-09-28

Abstract

The utility model relates to a light emitting device, particularly to the light emitting device which is mainly used for modularization. A concave holding groove is formed in a base body, and one or more embedded grooves pass through one side surface of the base body; an optical conductor can be horizontally arranged in the holding groove, and a light emitting diode can be vertically inserted in each of the embedded grooves; the irradiating pathway of the light emitting diode just directs to one side edge of the optical conductor, and a reflective sheet with a cambered surface is arranged inside the optical conductor. When the light emitting diode irradiates on the optical conductor, the light source of the light emitting diode can enter from one side of the optical conductor and generate ray reflection at the position of the reflective sheet with a cambered surface, so that the ray is parallelly sent out from the other side of the optical conductor, and thus the optical conductor can brighten and implement the design of modularization. The utility model has the effects of light source irradiation, identification, decoration or indication, and can implement the purposes of convenient use, wide applicability and module share.

Description

Light-emitting device

Technical field

The utility model relates to a kind of light-emitting device, especially refer to the light-emitting device that a kind of module is shared, in pedestal, contain the light conductor and the light emitting diode of tool reflecting piece, light conductor, when the light source of light emitting diode shines, its light source is entered, by light conductor one side to the reflecting piece generation light reflection of cambered surface, can make the parallel ejaculation of light, use, applicability extensively reach the purpose that module is shared to reach conveniently.

Background technology

The invention of electric light can be described as the life style that has changed the whole mankind up hill and dale, if our life does not have electric light, when night or weather conditions are not good, the work of all will be stopped, if be subject to illumination, building construction mode or life style all will thoroughly be changed, and therefore the whole mankind will can't improve, the age that stays on and fall behind.

So employed on the market now lighting apparatus is as: fluorescent lamp, tengsten lamp even the widely popular till now Electricity-saving lamp bulb of being accepted, all to be widely used in the middle of the daily life; Yet, this type of electric light has fast, the high power consumption of optical attenuation mostly, be easy to generate high heat, the life-span is short, frangible or shortcoming such as difficult recovery, moreover, the light that traditional fluorescent lamp color rendering is poor, pale also is out of favour, it is because principle of luminosity is 120 times quick flowing in a second of fluorescent tube two utmost point electronics, when firm unlatching and electric current shakiness, cause flicker easily, usually be considered to cause the arch-criminal of high rate of myopia, but this problem can solve by the fluorescent tube of repacking with " high-frequency electrical minor stabilizer "; Its high-frequency electronic stabilizer not only can fall 20% to the power consumption of traditional fluorescent lamp more again; when lighting a lamp because of high frequency moment again; the highly stable almost flicker free of light wave of output; and when power supply voltage variation or fluorescent tube are in low temperature; be not easy flicker; help sight protectio; but the stabilizer of general Electricity-saving lamp bulb and power-saving lighting tube; all be fixed; if eliminate trade-in, must all abandon by stabilizer, and fluorescent tube how power saving again; because of containing the mercury coating, still inevitably environment is polluted after discarding.

So, how to solve above-mentioned prior art problems and defective, be the relevant manufacturer that is engaged in the industry and desire most ardently the direction place that research improves.

Summary of the invention

Main purpose of the present utility model is to overcome the deficiencies in the prior art in defective, a kind of light-emitting device is proposed, by the shared pedestal of module, make the storage tank of pedestal indent contain the light conductor and the light emitting diode of tool reflecting piece, and utilize light emitting diode to shine light conductor one side, make light pass through the reflecting piece reflection of the cambered surface in the light conductor, with light by the in addition parallel ejaculation of side of light conductor, and then make the light conductor integral body in the pedestal shinny, the modularized light emitting device can be applied to general light fixture, advertising signboard, showcase or backlight module etc., and has a light source irradiation, identification, the effectiveness of decorating or indicating is used to reach convenient, applicability extensively reaches the purpose that module is shared.

For reaching above-mentioned purpose, the utility model provides a kind of light-emitting device, refers to the light-emitting device that a kind of module is shared especially, includes pedestal, light conductor and light emitting diode; Wherein, be formed with the storage tank of indent in this pedestal, and be penetrated with one or more embedding slot in pedestal one side surface; This light conductor is horizontally placed in the storage tank of pedestal; And the embedding slot that this light emitting diode vertically is embedded at pedestal is a location, and the exposure pathways of light emitting diode is right against a side of light conductor.

Description of drawings

Fig. 1 is the stereo appearance figure of the utility model preferred embodiment;

Fig. 2 is the three-dimensional exploded view of the utility model preferred embodiment;

Fig. 2 A is the three-dimensional exploded view of another preferred embodiment of the utility model;

Fig. 2 B is the utility model three-dimensional exploded view of a preferred embodiment again;

Fig. 3 is the side cutaway view of the utility model preferred embodiment;

Fig. 4 is the three-dimensional exploded view of the another preferred embodiment of the utility model.

Symbol description among the figure

1 pedestal

11 storage tanks, 12 embedding slots

2 light conductors

21 reflecting piece, 22 reflective materials

3 light emitting diodes

31 pedestals, 32 luminescence chips

311 grooves, 33 utmost point pin

312 diffusers, 34 metallic supports

The specific embodiment

For reaching above-mentioned purpose and effect, technological means that the utility model adopted and structure thereof illustrate in detail that with regard to preferred embodiment of the present utility model its feature and function are as follows, in conjunction with the accompanying drawings in order to understanding fully.

Please consult simultaneously shown in Fig. 1,2,3, be stereo appearance figure, three-dimensional exploded view and the side cutaway view of the utility model preferred embodiment, find out that by knowing among the figure light-emitting device of the present utility model comprises pedestal 1, light conductor 2 and light emitting diode 3; Wherein:

This pedestal 1 can be copper, aluminium, albronze or heat conduction and counts the good metal material and constitute, and is formed with the storage tank 11 of an indent in pedestal 1, and is penetrated with one or more embedding slot 12 in pedestal 1 one side surfaces.

This light conductor 2 is horizontally placed in the storage tank 11 of pedestal 1, and light conductor 2 is that transparent or semitransparent material is made, and in light conductor 2, further be provided with reflecting piece 21, and reflecting piece 21 is arc surfaced, unlike material is one-body molded to be made and light conductor 2 can be with reflecting piece 21.

The embedding slot 12 that this light emitting diode 3 vertically is embedded at pedestal 1 is a location, its light emitting diode 3 has a pedestal 31, and pedestal 31 centre are provided with a groove 311, and be provided with diffuser 312 in groove 311 places, in pedestal 31, contain luminescence chip 32 in addition, and pedestal 31 1 sides are extended with a plurality of utmost point pin 33, then be bent with metallic support 34 away from utmost point pin 33 other sides, and the exposure pathways of light emitting diode 3 is right against light conductor 2 one sides, so that light source can be injected by light conductor 2 one sides, in addition, the utmost point pin 33 of light emitting diode 3 can be electric connection with the preinstalled circuit plate, its utmost point pin 33 is with the preinstalled circuit plate and is electrically connected with two kinds of application modes: a kind of is the mode (Through Hole) of passing the preinstalled circuit plate with utmost point pin 33, and with utmost point pin 33 and the solid welding of preinstalled circuit plate, and another kind of mode is to utilize surface mount technology (SMT) with contact (Pad) solid welding of utmost point pin 33 with preinstalled circuit plate surface.

Moreover, pedestal 1 of the present utility model, light conductor 2 and light emitting diode 3 are produced for modular mode, and pass through above-mentioned member when the group structure, earlier light conductor 2 is contained in the storage tank 11 of pedestal 1 indent, again light emitting diode 3 vertically is embedded in the embedding slot 12 of pedestal 1, and light conductor 2 is embedded in the groove 311 of pedestal 31 of light emitting diodes 3 be a location, the metallic support 34 of light emitting diode 3 then exposes outside the pedestal 1, and it is smooth in pedestal 1 outside, with this structural design, when light emitting diode 3 in adstante febre, pedestal 1 can and dispel the heat the thermal source fast Absorption, 33 on the utmost point pin of other light emitting diode 3 exposes outside the pedestal 1 and the preinstalled circuit plate is electric connection, can finish the utility model modularized light emitting device.

So, above-mentioned reflecting piece 21 is formed in one in light conductor 2, after only the light that light emitting diode 3 is sent is squeezed into light conductor 2, reflecting piece 21 by the tool cambered surface produces the light reflection again, can be with light-ray condensing and with parallel ejaculation light conductor 2 side in addition, so that light conductor 2 is whole shinny, and aforesaid reflecting piece 21 is not only to be defined in the light conductor 2, it also can fit tightly reflecting piece 21 in light conductor 2 outsides (shown in Fig. 2 A), or reflective material 22 is printed in light conductor 2 outsides (shown in Fig. 2 B), its reflective material can be chromium, magnesium maybe can constitute for the material of light reflection, its purpose mainly makes the light in the light conductor 2 produce reflection, and can further reflective material 22 be printed in the internal face of the storage tank 11 of pedestal 1, and then the gain effect of formation light source reflection, simple and easy modification of this kind and equivalent structure change, and all should in like manner be contained in the claim of the present utility model.

In addition, above-mentioned light emitting diode 3 is not to be defined in light conductor 2 one sides, it also can be arranged at light conductor 2 two sides simultaneously, perhaps, can be provided with one or more light emitting diode 3 in light conductor 2 one sides or two sides, and light emitting diode 3 can be the all-colour LED (Light Emitting Diode) or the high brightness LED of different colours, and then can improve the whole luminosity and the conversion color not of the same race of light conductor 2, simple and easy modification of this kind and equivalent structure change, and all should in like manner be contained in the claim of the present utility model.

Please continue to consult shown in Figure 4, three-dimensional exploded view for the another preferred embodiment of the utility model, find out by knowing among the figure, the utility model also can be transversely arranged with a plurality of pedestal 1, and make in each pedestal 1 and all contain light conductor 2, and be provided with light emitting diode 3 in 1 of adjacent pedestal, and the exposure pathways of light emitting diode 3 is for being right against light conductor 2 one sides, so pedestal 1 can be provided with one or more light conductor 2 according to the difference of user's demand or design, simple and easy modification of this kind and equivalent structure change, and all should in like manner be contained in the claim of the present utility model.

So the key that light-emitting device of the present utility model can improve prior art is:

The utility model is compared to existing bulb, only need light conductor 2 and light emitting diode 3 are arranged in the pedestal 1, and the characteristic by light emitting diode 3: need not warm up the lamp time, reaction speed is fast, volume is little, power consumption is low, pollute low, high brightness, characteristics such as the life-span is long, can directly light emitting diode 3 be shone towards light conductor 2, and the cambered surface of passing through the reflecting piece 21 of light conductor 2 reflects, can be with the parallel ejaculation of light reflected, and then make light conductor 2 whole shinny and improve brightness, so, light-emitting device of the present utility model can replace general bulb to be used, need not consider the electric current shakiness and the problem of light flash, can be not dazzling during use yet, also can solve the problem that existing bulb need use high-frequency electrical minor stabilizer.

Therefore; it is that the modular mode of production is main key protection point that the utility model is primarily aimed at light-emitting device; mainly make light conductor 2 and light emitting diode 3 be contained in pedestal 1; when using; its modularized light emitting device can directly apply to general present employed light fixture, advertising signboard, showcase or backlight module etc.; the effectiveness that promptly has light source irradiation, identification, decoration or indication; and can produce fast in a large number; and reaching the effect that reduces processing and assembly cost, use, applicability extensively reach the purpose that module is shared to reach conveniently.

Above-mentioned detailed description is only for to describe at a kind of preferable possible embodiments of the utility model, this embodiment is not in order to limit claim of the present utility model, all other do not break away from equalization that technical spirit that the utility model discloses finished down to be changed and modifies change, all should be contained in the claim that the utility model contains.

Claims

1. a light-emitting device refers to the light-emitting device that a kind of module is shared especially, includes pedestal, light conductor and light emitting diode; It is characterized in that:

Be formed with the storage tank of indent in this pedestal, and be penetrated with one or more embedding slot in pedestal one side surface;

This light conductor is horizontally placed in the storage tank of pedestal; And

The embedding slot that this light emitting diode vertically is embedded at pedestal is a location, and the exposure pathways of light emitting diode is right against a side of light conductor.

2. light-emitting device as claimed in claim 1 is characterized in that, this pedestal is constituted by copper, aluminium, albronze or thermal conductivity factor good metal material.

3. light-emitting device as claimed in claim 1 is characterized in that this light conductor is made by transparent or semitransparent material.

4. light-emitting device as claimed in claim 1 is characterized in that, further is provided with reflecting piece in this light conductor, and reflecting piece is arc surfaced, and light conductor and reflecting piece are that unlike material is one-body molded.

5. light-emitting device as claimed in claim 1 is characterized in that, this light conductor outside further is fitted with reflecting piece, and reflecting piece is arc surfaced.

6. light-emitting device as claimed in claim 1 is characterized in that, this light conductor outside further is printed with reflective material, and its reflective material is that chromium, magnesium maybe can be for the materials of light reflection.

7. light-emitting device as claimed in claim 1 is characterized in that the internal face of the storage tank of this pedestal further is printed with reflective material, and its reflective material is that chromium, magnesium maybe can be for the materials of light reflection.

8. light-emitting device as claimed in claim 1, it is characterized in that, this light emitting diode has a pedestal, and the pedestal centre is provided with a groove, and be provided with diffuser in groove, in pedestal, contain luminescence chip in addition, and pedestal one side is extended with a plurality of utmost point pin, then is bent with metallic support away from other side of utmost point pin.