CN2676018Y

CN2676018Y - Luminous device

Info

Publication number: CN2676018Y
Application number: CNU032720203U
Authority: CN
Inventors: 陈国烈; 杨大荣
Original assignee: Jiepeng Industry Co ltd
Current assignee: Jiepeng Industry Co ltd
Priority date: 2003-06-11
Filing date: 2003-06-11
Publication date: 2005-02-02
Anticipated expiration: 2013-06-11

Abstract

The utility model discloses a luminous device, which comprises a luminous source, a member whose end is with diffusion of light and a cover body comprising at least one transparent or semitransparent surface. The luminous source is encircled by the cover body, and the member whose end is with diffusion of light is arranged outside the cover body at a certain distance from the luminous source. The luminous source illuminates the member whose end is with diffusion of light to make the member whose end is with diffusion of light luminous.

Description

Light-emitting device

Technical field

The utility model relates to luminous and lighting device, equipment and instrument, and more particularly, the utility model relates to electroluminescent and lighting device, equipment and instrument.The utility model especially but does not limit to therewith certainly, relates to ornamental electroluminescent or lighting device.

Technical background

Light-emitting device, especially electroluminescent or lighting apparatus or device (following general designation " light-emitting device ") are widely used in illumination and decorative use.Common light-emitting device comprises that one produces the light emitting source of required luminosity, for example lighting bulb or fluorescent tube.The luminous scattering object that can be conducted to that this light source produces is to produce secondary or repeatedly ornamental lighting effects, and wherein, scattering object can for example be crystal ball or housing.

Yet tradition produces the method for ornamental lighting effects and slightly dislikes dull or limited.If can provide need not very complicated configuration just can produce very remarkable or noticeable or the luminous equipment, equipment and the instrument that strengthen ornamental lighting effects with the benifit masses.Simultaneously, along with the fast development of light emitting diode (LEDs), no matter be to be decorative purpose or base lighting needs, light emitting diode has become the feasibility option that is used for lighting device and equipment.Therefore, if improved light-emitting device with LED source can be provided, especially the decorative lighting device is also craved for masses.

Goal of the invention

Therefore, the purpose of this utility model provides improved light-emitting device, equipment and instrument.Definite says, the purpose of this utility model provides and need not improved ornamental electroluminescence illumination device, equipment and the instrument that very expensive or complicated configuration can reach fascinating or comparatively ideal illumination effect.One of them purpose of the present utility model provides with electroluminescence illumination device, preparation and the instrument of light emitting diode as light source.At least, the purpose of this utility model is the useful selection that a kind of electroluminescence illumination device and preparation are provided for the public.

Summary of the invention

According to the utility model, a kind of light-emitting device comprises: a light source, one terminal light scattering part, one comprises the cover body at least one transparent or semitransparent surface, described light source package is trapped among among the described cover body, described terminal light scattering part is arranged at outside the described cover body and with described light source certain distance, and described light source illuminates described terminal light scattering part makes it luminous.

Light source comprises an illuminated component, illuminated component comprises a light-emitting component, one light reflection mirror and a light are dispersed member, and light-emitting component is arranged at light reflection mirror and light is dispersed between the member, and light reflection mirror will be dispersed member and terminal light scattering part to light by the light reflection that light-emitting component sends.

Light is dispersed member and is comprised that one has the Clear ﹠ Transparent housing of circular top, and described circular top is aimed at described terminal light scattering part.

Between light source and terminal light scattering part a light scattering photoconduction is set, light source illuminates terminal light scattering part and makes it luminous in the use.

Between light source and described terminal light scattering part, be provided with one and penetrate photoconduction, thereby make the light that sends by light source transfer to terminal light scattering part along photoconduction.

Terminal light scattering part comprises a hollow light scattering housing, and the light that hollow light scattering housing has an alignment light source enters the hole.

One transparent focusing part is set between light source and terminal light scattering part.

Also be provided with a reflect focalization spare to focus on from the light of light source terminad light scattering part transmission.

Light source comprises at least one light emitting diode.

Best, light source comprises an encapsulation LED, and encapsulation LED is with light-emitting component, and light reflection mirror and light are dispersed the member that member is packaged together and forms.

Best, photoconduction comprises an elongate hollow pipe fitting between light source and terminal light scattering part.

The light-emitting area best, that the cross section in the hole that the elongate hollow pipe fitting is connected with light source protrudes from light source terminad light scattering part bearing of trend greater than the edge of light source.

Best, one smooth alignment member is set so that send parallel lightization at the place, hole that the elongate hollow pipe fitting is connected with light source by light source.

Best, when light source luminescent, photoconduction is also luminous in the use.

Best, hollow light scattering housing is a hollow housing of being made by the transparent or semitransparent material of high index of refraction.

Best, the outer surface of hollow housing is many facets.

Best, reflect focalization spare is the focusing part of half reflection.

Best, the luminosity of light scattering photoconduction is with weakening away from described light source, and the terminal preceding a distance of light scattering photoconduction is just no longer luminous reaching, and it is luminous to be connected in the diffuser of light scattering photoconduction end.

A kind of light-emitting device that provides according to the utility model, comprise: a light source, one first terminal diffuser, one second terminal diffuser, be connected described light source with one, the described first terminal diffuser and the described second terminal diffuser light connector, wherein when described light source luminescent, the described first and second terminal diffuser are also luminous.

Description of drawings

Below will be by with reference to example and with reference to accompanying drawing.Preferred embodiment of the present utility model made in more detail explain, wherein:

Fig. 1 is the perspective view of the ornamental electroluminescence illumination device of the utility model first preferred embodiment;

Fig. 2 is the exploded view of light-emitting device among Fig. 1;

Fig. 3 is the longitudinal sectional drawing of light-emitting device among Fig. 1;

Fig. 3 A is the enlarged drawing of LED source among Fig. 3;

Fig. 4 is the ornamental el light-emitting apparatus longitudinal sectional drawing of the utility model second preferred embodiment;

Fig. 5 is the exploded view of light-emitting device among Fig. 4.

The specific embodiment

Fig. 1 to Fig. 3 has showed the electroluminescence illumination device 10 (following " light-emitting device " slightly) of the utility model first preferred embodiment.Light-emitting device 10 comprises head 20, neck 30 and base portion 40.Light-emitting device 10 comprises that generally a light source 50, one terminal light scattering part 60 is connected the photoconduction 70 of light source 50 and terminal light scattering part 60 with one.Light source 50 is surrounded by base portion cover 41 parts substantially, and base portion cover 41 comprises a transparent or semitransparent window or surface at least.Terminal light scattering part 60 comprises a light-scattering body 61.Light-scattering body 61 is along the passage of light setting, makes from light source to send and the light that transmits along passage of light can or be deflected to multi beam light along a plurality of direction scatterings.Scattering object 61 among this embodiment is one by having a spheroid that relative higher refractive index materials is made as plastics, glass or crystal etc. are Clear ﹠ Transparent.There are many facets or tangent plane in the surface of light-scattering body 61 to strengthen the characteristic or the effect of optical scattering, diffraction or deflection.In order to make terminal light scattering part 61 that more excellent or diverse effect can be provided, light-scattering body 61 inside are for hollow and place a mid-light scattering member 62.This additional mid-light scattering member 62 comprises that a transparent or semitransparent coloured or polychrome housing makes terminal light scattering part that extra and more complicated visual effect can be provided.In addition, mid-light scattering member 62 can comprise a plurality of coloured housing shapes are inlayed the polychrome housing that forms to form a polychrome diffuser.For reducing the optical attenuation that mid-light scattering member 62 is caused, the relatively thinner and hollow of the housing of this mid-light scattering member and be provided with the light-receiving hole 63 in an alignment light source 50.The loose shaped upper part of member 62 of mid-light in the present embodiment seems a bulb or an aflame flame, thereby luminaire is had see the profile of plausibility candlelight flame.Bulb-shaped or flame-shaped housing are made up of two coloured moieties, and two parts look like the different combustion zones of a combustion flame.On the whole, the light scattering phenomenon of terminal light scattering part generation is by first light-scattering body 61 and the intermediate light scattering object 62 common effects that produce.

Photoconduction 70 makes it transfer to terminal light scattering part 60 for the light that is sent by light source 50 provides light-path.In this embodiment, photoconduction 70 comprises that one extends to the elongate hollow pipe fitting of terminal light scattering part by light source.The tube wall of hollow pipe fitting 71 surrounds by the light of light sources transmit to terminal light scattering part.In this embodiment, the outer wall of hollow pipe fitting is transparent substantially, so the process that light transmits the terminal light scattering part 60 on head 20 by the light source 50 of base portion setting is difficult in sight or only can sees along hollow tubular photoconduction extending direction 80.Therefore, the light-emitting device of this fact Example 10 is as comprising two light sources that are separated from each other, yet in fact one of 10 need of light-emitting device are arranged at light source in the base portion 40.Certainly, hollow pipe fitting 71 can be the fluorescence that reaches by look.

Respectively there is a ring-type connection member that radially extends at the hollow pipe fitting two ends, and last connection member 72 provides pedestal for terminal light scattering part, and following connection member 73 provides stable connection for the base portion of light-emitting device 10.

As for the configuration aspect of light source 50, light source 50 comprises an illuminated component 51, and illuminated component in this embodiment comprises the light emitting diode of an encapsulation.As shown in Figure 3A, encapsulation LED 51 comprises a light-emitting component 52, a reflecting element 53 and a light diffusion member 54, and light-emitting component is a light emitting diode.It is that the luminous energy that sends from light emitting diode is roughly reflected away with certain visual angle along prescribed direction that the mutual arrangement of the light reflecting element 53 of encapsulation LED is closed.In the middle of, " visual angle " speech is used and is made the light that sends always and disperses or separation degree from center line in the encapsulation LED technology.Light diffusion member 54 comprises a Clear ﹠ Transparent housing, and this housing is one to have rounded nose, the cylinder of the tool cheese head of saying so more specifically.

The purpose of design of light diffusion body 54 and structure thereof are for making the luminous energy that is sent by light emitting diode transfer to rounded nose and transferring out along specific direction 55.In addition, because light diffusion housing 54 is made by the higher transparent material of refractive index and its head is circle or cheese, partial reflection light will be along direction 56 to lateral deflection and reflection.As a result, the light of diode generation can be along regulation (being axial 80) direction 55 and lateral 56 transmission.Because what be arranged on the cylindrical shell of illuminated component 51 of base portion 40 or cheese head axially aims at and point to terminal light scattering part 60 along the y direction 80 of hollow pipe fitting, when illuminated component 51 was connected electrical source luminescents, terminal light scattering part was also together with luminous.

Simultaneously, illuminated component 51 is surrounded by a housing, and this housing comprises at least one transparent or semitransparent window or surface.When illuminated component 51 is connected power supplys, light send by light emitting diode 52 and since diffusion, refraction or the scattering properties of light diffusion body 54 along 56 deflections of direction finding direction.As a result, the transparent or semitransparent surface of base portion cover 41 also can be luminous or shinny.Rely on above-mentioned configuration, a highly significant and noticeable phenomenon are the luminous components that only can produce two separation by single light source.In this embodiment, illuminated component 51 is surrounded by half transparent shell 57, and diffusion, diffraction or scattering by translucent components 57 make along the light of direction 56 outgoing softer.Translucent components 57 among this embodiment comprises that one becomes parabola shaped member haply, its parabolic bobbin or top aligned end light scattering part 60.

With reference to Fig. 3, take place or the light that produces enters photoconduction 70 terminad light scattering part 60 transmission again by entering hole 74 by illuminated component 51.It should be noted that the horizontal tangent plane that enters hole 74 the head that protrudes along the cylinder axis direction greater than illuminated component.And focusing or alignment member 75 are arranged between photoconduction 70 and the illuminated component 51, make the parallel lightization of the terminal light scattering part 60 of directive.Alignment member 75 among this embodiment comprises a transparent panel, has a circular protrusions to be higher than all the other planes on the plate, and circular protrusions can make light directive light scattering member 61 after parallelization of dispersing along direction 55 overflow from photoconduction to reduce light.And the battery of light emitting diode and drive circuit are arranged in the base portion of light-emitting device 10.

Fig. 4 and Fig. 5 have showed second preferred embodiment of the present utility model.Light-emitting device 11 comprises head 20, neck 30 and has the base portion 40 of base portion cover 41, and the modular construction in the light-emitting device 10 of these parts and first preferred embodiment is identical and use identical Reference numeral.In the following description, with parts in the light-emitting device 10 of first preferred embodiment, structure parts identical or that be equal to are identical as there not being other Reference numerals that need use.In this preferred embodiment, illuminated component 51 is arranged among the mid-light-scattering body 62, and its rounded nose is aimed at the base portion 40 of light-emitting device 11 along the y direction 81 of photoconduction 79.

Photoconduction 79 closely packeds are in clear hollow outer tube member 71, and haply through whole hollow pipe fitting.Connect power supply when illuminated component 51, the light that is produced by light emitting diode 20 transfers to base portion 40 from the head along elongated photoconduction 79.Elongated photoconduction 79 is the solid cylinder of being made by light-scattering material haply, like this along the light of photoconduction 79 transmission will be also simultaneously radially or lateral scattering, thereby form along the luminous or shinny phenomenon of the length of photoconduction 79.In addition, the light of photoconduction 79 is dispersed or dispersion effect just means that also photoconduction can cause optical attenuation.As a result, luminosity or brightness can be with weakening away from the light source 50 that is arranged in light-emitting device 11 heads 20.Because this configuration.A kind of noticeable interesting phenomenon can occur, promptly luminaire comprises the lighting rod that a luminous light-scattering body 61 and has the distribution of illumination effect.In this configuration, can be observed light weakens gradually along lighting rod.For the major part of the light guaranteeing to be sent by light source 50 can be conveyed into photoconduction 79, be provided with one and have circular and parabola shaped speculum, the reflecting surface of the rounded nose back-reflection mirror 59 of light emitting diode 52 closing on light emitting diode.The example of a suitable elongate light guides 79 is to mix and scatter sticking plaster as light-scattering materials such as fluorescent material.

Though, it will be appreciated that these embodiment only provide to be used for illustrating example of the present utility model and not mean that restriction target of the present utility model and spirit by having explained the utility model with reference to above-described preferred embodiment.Target of the present utility model and scope of design should be by deciding by the described total principle of the present utility model of previous example.Particularly, be conspicuous and common for various variations of technical staff and change, and the improvement of being done on basis of the present utility model should be considered to fall in target of the present utility model and the compass.In addition, although by having explained the utility model, should be understood that no matter be to have to improve or do not improve, the utility model does not lose generality ground and can be applied on other light-emitting devices and the equipment with reference to the candle light light-emitting device.

Claims

1. light-emitting device, it is characterized in that: comprising: a light source, one terminal light scattering part, one comprises the cover body at least one transparent or semitransparent surface, described light source is enclosed among the described cover body, described terminal light scattering part is arranged at outside the described cover body and with described light source certain distance, and described light source illuminates described terminal light scattering part makes it luminous.

2. light-emitting device according to claim 1, it is characterized in that: described light source comprises an illuminated component, illuminated component comprises a light-emitting component, one smooth reflecting element and a light are dispersed member, described light-emitting component is arranged at described light reflection mirror and described light is dispersed between the member, and described light reflection mirror will be dispersed member and described terminal light scattering part to described light by the light reflection that described light-emitting component sends.

3. light-emitting device according to claim 2 is characterized in that: described light is dispersed member and is comprised that one has the Clear ﹠ Transparent housing of circular top, and described circular top is aimed at described terminal light scattering part.

4. light-emitting device according to claim 2 is characterized in that: described light source comprises an encapsulation LED, and encapsulation LED is with described light-emitting component, and described light reflection mirror and described light are dispersed the member that member is packaged together and forms.

5. light-emitting device according to claim 1 is characterized in that: between described light source and described terminal light scattering part a light scattering photoconduction is set, light source described in the use illuminates described terminal light scattering part makes it luminous.

6. light-emitting device according to claim 1 is characterized in that: between described light source and described terminal light scattering part a photoconduction is set, thereby transfers to described terminal light scattering part by the light that described light source sends along described photoconduction.

7. light-emitting device according to claim 6 is characterized in that: described photoconduction comprises an elongate hollow pipe fitting between described light source and described terminal light scattering part.

8. light-emitting device according to claim 7 is characterized in that: the light-emitting area that the cross section in the hole that described elongate hollow pipe fitting is connected with described light source protrudes to described terminal light scattering part bearing of trend from described light source greater than the edge of described light source.

9. according to the described light-emitting device of claim 8, it is characterized in that: one smooth alignment member is set so that send parallel lightization by described light source at the place, hole that described elongate hollow pipe fitting is connected with described light source.

10. according to the described light-emitting device of claim 6, it is characterized in that: when described light source luminescent, described photoconduction is also luminous in the use.

11. light-emitting device according to claim 1 is characterized in that: described terminal light scattering part comprises a hollow light scattering housing, and described hollow light scattering housing has a light of aiming at described light source and enters the hole.

12. light-emitting device according to claim 11 is characterized in that: described hollow light scattering housing is a hollow housing of being made by the transparent or semitransparent material of high index of refraction.

13. light-emitting device according to claim 12 is characterized in that: the outer surface of described hollow housing is many facets.

14. light-emitting device according to claim 1 is characterized in that: between described light source and described terminal light scattering part, a transparent focusing part is set.

15. light-emitting device according to claim 1 is characterized in that: also be provided with a reflect focalization spare to focus on from the light of described light source to described terminal light scattering part transmission.

16. light-emitting device according to claim 15 is characterized in that: described reflect focalization spare is the focusing part of half reflection.

17. light-emitting device according to claim 5, it is characterized in that: the luminosity of described light scattering photoconduction is with weakening away from described light source, the terminal preceding a distance of described light scattering photoconduction is just no longer luminous reaching, and it is luminous to be connected in the described diffuser of described light scattering photoconduction end.

18. light-emitting device according to claim 1 is characterized in that: described light source comprises at least one light emitting diode.

19. light-emitting device, comprise: a light source, one first terminal diffuser, one second terminal diffuser, be connected described light source with one, the described first terminal diffuser and the described second terminal diffuser light connector, wherein when described light source luminescent, the described first and second terminal diffuser are also luminous.