CN205807289U - A kind of lens and illuminator - Google Patents

Abstract

The utility model discloses a kind of lens and illuminator, described lens include sidewall and are positioned at lens interior and connect the spaced walls of described side wall inner surfaces, and described sidewall and spaced walls constitute the first chamber and the second chamber；Described lens are provided with light entrance face and light-emitting face, the inner surface in described first chamber is light entrance face, the inner surface in described wall outer surface and described second chamber is light-emitting face, enters the light in lens by light entrance face, penetrates from light-emitting face after light-emitting face refraction and/or total reflection.Being applied by described lens at illuminator, refraction light outgoing produces bright light-out effect, and total reflection light outgoing obtains glittering and translucent illumination effect, promotes the aesthetic feeling of light, and then promotes Consumer's Experience.

Description

A kind of lens and illuminator

Technical field

This utility model relates to optical technical field, particularly relates to a kind of lens and illuminator.

Background technology

Along with the raising of quality of the life, people are more and more higher for the requirement of indoor decoration, especially best embody room The illuminator of interior environmental effect, such as ornament lamp, the different ornament lamp of the most various styles enters into the life of people.But it is existing The ornament lamp in technology is had mostly to have the problem that structure is complicated, light-out effect is single.

Such as, Chinese utility model patent is announced No. 201739811U and is disclosed a kind of Crystal lamp, including lamp socket with saturating Bright lamp post, described transparent lamppost is fixed on lamp socket, is provided with electric light source in described lamp socket, and this Crystal lamp also includes the transparent body, Being provided with cylindrical passageway in described transparent lamppost, the described transparent body is placed in cylindrical passageway.On the basis of the above, the described transparent body Being constituted by multistage transparent medium is end to end, described transparent medium can be made up of crystal, glass or acrylic；Described transparent Jie The top metal-plated membrane of matter, described transparent lamppost is made up of crystal or glass.Due to, the transparent body is by multistage transparent medium head and the tail Connect composition, and therefore, it is complicated that this Crystal lamp structure has structure, installs troublesome problem.Meanwhile, this Crystal lamp inner light source sends Light through the transparent body and transparent lamppost, also there is the problem that light-out effect is single.

Utility model content

For solving the problems referred to above, this utility model embodiment provides a kind of lens, goes out light efficiency for improve illuminator Really.

For achieving the above object, this utility model provides a kind of lens, and it includes sidewall and is positioned at lens interior and company Connecing the spaced walls of described side wall inner surfaces, described sidewall and spaced walls constitute the first chamber and the second chamber；Described lens are provided with light and enter Penetrating face and light-emitting face, the inner surface in described first chamber is light entrance face, described wall outer surface and the interior table in described second chamber Face is light-emitting face, enters the light in lens by light entrance face, from light outgoing after light-emitting face refraction and/or total reflection Face is penetrated.

Further, described light entrance face includes the first light entrance face and the second light entrance face, described first light entrance face Being the inner surface of the first chamber correspondence sidewall, described second light entrance face is the surface of spaced walls corresponding to the first chamber, and described light goes out The face of penetrating includes that the first light-emitting face, the second light-emitting face and the 3rd light-emitting face, described first light-emitting face are the appearance of sidewall Face, described second light-emitting face is the inner surface of the second chamber correspondence sidewall, and described 3rd light-emitting face is the second correspondence interval, chamber The surface of wall.

Further, the outer surface of described sidewall is provided with micro structure, and described micro structure is pyramid and/or prismoid.

Further, entering the light in lens by the first light entrance face, some light reflects after micro structure After through first light-emitting face penetrate, some light can be totally reflected by above-mentioned micro structure after through the second light-emitting face Injection.

Further, described micro structure is rectangular pyramid, and described rectangular pyramid surface includes two first surfaces and two Second surface, described first surface and second surface are the most triangular in shape, and the area of described first surface is less than the face of second surface Long-pending.

Further, enter the light in described lens by described first light entrance face, send out at described first surface Life is totally reflected, reflects at described second surface.

Further, described sidewall in close annular, described sidewall linearly or direction of a curve extend.

For solving the problems referred to above, this utility model embodiment also provides for a kind of illuminator, is used for improving its entirety and goes out light Effect.

For achieving the above object, this utility model provides a kind of illuminator, comprising: lamp body is connected with described lamp body Luminescence component and be connected and cover the lens as described in above-mentioned utility model content of described luminescence component with described lamp body.

Further, described lens are bowl-type, and described luminescence component and described lamp body are positioned at the side of described lens.

Further, described illuminator also includes keeper, and described keeper is connected with described lamp body and by described Mirror is positioned described lamp body.

Further, described keeper includes the 3rd light entrance face and the 4th light-emitting face, on described 4th light-emitting face It is provided with multiple faceted pebble.

Further, the outer surface of the sidewall of described lens is covered with reflectorized material, or, the appearance of the sidewall of described lens Face is provided with specular reflector.

Further, described luminescence component includes substrate and the some luminescence units being arranged on described substrate.

Further, described lamp body include housing that lamp holder is connected with described lamp holder, be contained in described housing in and with institute State lamp holder and the driving power supply module of described luminescence component electric connection.

Further, in described lamp body also includes being arranged at housing and be positioned at and drive the soaking plate above power supply module and company Being connected to the fixture of housing, described fixture is connected with described keeper.

Further, described keeper includes main part and connecting portion, and described connecting portion passes described spaced walls with described Fixture is threaded.

Further, described illuminator is ornament lamp, pendent lamp, bulb lamp, candle bubble lamp, G bubble lamp or Down lamp.

At least one technical scheme above-mentioned that this utility model embodiment uses can reach following beneficial effect: by Arranging the light entrance face and light-emitting face being made up of sidewall and spaced walls on lens, the light that luminescence unit sends is by light entrance face After entering described lens, some light produces bright light-out effect through light-emitting face refraction outgoing, goes out after some light total reflection Penetrate and obtain glittering and translucent illumination effect, promote illuminating device luminous aesthetic feeling, and then promote Consumer's Experience.It addition, this practicality The illuminator optical texture that new embodiment provides is simple, easy for installation, and is suitable for producing in enormous quantities.

Accompanying drawing explanation

Accompanying drawing described herein is used for providing being further appreciated by of the present utility model, constitutes one of the present utility model Point, schematic description and description of the present utility model is used for explaining this utility model, is not intended that of the present utility model Improper restriction.In the accompanying drawings:

The three-dimensional view of the illuminator that Fig. 1 provides for this utility model embodiment；

Fig. 2 is the three-dimensional exploded view of Fig. 1；

Fig. 3 is the sectional view of line A-A along Fig. 1；

Fig. 4 is the three-dimensional exploded view of lamp body in the illuminator shown in Fig. 1；

Fig. 5 is light propagation path schematic diagram in the lens shown in Fig. 3；

Fig. 6 is the micro structure top view of lens in the illuminator shown in Fig. 1；

Fig. 7 is light propagation path schematic diagram in the keeper shown in Fig. 3；

The illuminator schematic diagram that Fig. 8 provides for another embodiment of this utility model；

The illuminator schematic diagram that Fig. 9 provides for another embodiment of this utility model；

The illuminator schematic diagram that Figure 10 provides for another embodiment of this utility model；

The illuminator schematic diagram that Figure 11 provides for another embodiment of this utility model；

The illuminator schematic diagram that Figure 12 provides for another embodiment of this utility model；

Description of reference numerals: 100 illuminators, 1 lamp body, 11 lamp holders, 12 housings, 13 drive power supply group Part, 14 soaking plate, 15 fixtures, 151 is protruding, 2 luminescence components, 21 luminescence units, 22 substrates, 23 circles Hole, 3 lens, 31 sidewalls, 311 first light entrance faces, 312 first light-emitting faces, 313 second light-emitting faces, 32 spaced walls, 321 second light entrance faces, 322 the 3rd light-emitting faces, 323 through holes, 33 first chambeies, 34 second Chamber, 35 micro structures, 351 first surfaces, 352 second surfaces, 4 keepers, 41 the 3rd light entrance faces, 42 the 4th Light-emitting face, 43 connecting portions, 44 main parts, 3a lens, 312a the first light-emitting face, 313a the second light-emitting face.

Detailed description of the invention

For making the purpose of this utility model, technical scheme and advantage clearer, concrete below in conjunction with this utility model Technical solutions of the utility model are clearly and completely described by embodiment and corresponding accompanying drawing.Obviously, described embodiment It is only a part of embodiment of this utility model rather than whole embodiments.Based on the embodiment in this utility model, this area The every other embodiment that those of ordinary skill is obtained under not making creative work premise, broadly falls into this utility model The scope of protection.

As shown in Figure 1 to Figure 3, this utility model provides the embodiment of a kind of illuminator 100, this illuminator 100 Including: luminescence component 2 that lamp body 1 connects with lamp body 1, it is arranged at lamp body 1 one end and the lens 3 relative with luminescence component 2 and position Fix, in lens 3 and with lamp body 1, the keeper 4 being connected.Below for the structure and mutually of each element in illuminator 100 Between annexation elaborate.

As shown in figs. 3 and 4, lamp body 1 mainly includes housing 12 that lamp holder 11 is connected with lamp holder 11, is contained in housing 12 And be electrically connected with lamp holder 11 and luminescence component 2 driving power supply module 13, be arranged at housing 12 in and be positioned at driving power supply group Soaking plate 14 above part 13 and the fixture 15 being connected to housing 12.Below for each element in lamp body 1 and mutually it Between annexation elaborate.

Lamp holder 11 includes conducting terminal (non-label) and has externally threaded conducting sleeve (non-label).Lamp holder 11 can lead to Cross lamp socket (not shown) to be connected with external power source (civil power), and make driving power supply module 13 receive external power source.Wherein, lamp holder The model of 11 can be specially E27, E14 etc..

The main body of housing 12 is substantially in tubular, and it can be made up of the plastics and metal with insulation and heat conductivility, Specifically can be in the pattern moulding alclad/metal.One end of housing 12 is connected with lamp holder 11, is further fixed on therein driving power supply Group 13 and soaking plate 14 and fixture 15, the other end of housing 12 contacts with lens 3.

Driving power supply module 13 in vertically placing and to be fixed on housing 12 internal, it includes a substrate and one or more The some components and parts (not shown) being arranged on substrate and be electrically connected by the wiring in substrate, these yuan of device The example of part includes but not limited to that LED drives controller chip, rectification chip, resistor, capacitor, electric fuse and coil etc.. Above-mentioned components and parts can be arranged on a side with substrate, or side, two, left and right.These components and parts can by paster or The modes such as straight cutting are installed on substrate.Drive power supply module 13 to be electrically connected with luminescence component 2, drive power supply module 13 to drive Luminescence unit 21 on dynamic luminescence component 2 is luminous.

Further, in the present embodiment, driving power supply module 13 and luminescence component 2 is two independent elements.Certainly, In other interchangeable embodiment, drive power supply module and luminescence component can also integrate (sharing a substrate) Form an independent component.

Soaking plate 14 is arranged at the inside of housing 12, and its lower end is undertaken in driving power supply module 13, upper end and fixture 15 Contact, soaking plate 14 is by circular bottom surface (non-label) and is perpendicular to some sidewalls (non-label) of bottom edge and constitutes.

Fixture 15 main body is lid, is provided with screwed hole (non-label), passes through in the projection 151 at fixture 15 center This screwed hole can be threadeded with keeper 4.Certainly in other interchangeable embodiment, it is also possible to by projection External screw thread is set on 151, keeper 4 is threaded hole, realize the screw thread between fixture 15 and keeper 4 equally even Connect.

As shown in Figure 2 and Figure 4, the tabular that luminescence component 2 is rounded, it is enclosed within lamp body by the circular hole 23 of its center In the projection 151 of the center of the fixture 15 of 1, and then realize the connection of luminescence component 2 and lamp body 1.In the present embodiment, Before described soaking plate 14, fixture 15 and luminescence component 2 can share two screws and then fix on housing 12.

Luminescence component 2 includes luminescence unit 21 and substrate 22, and this substrate 22 has conducting wire (not shown).Some Light unit 21 can be installed in a table of the substrate 22 of luminescence component 2 by surface mount process or through hole technology On face.By the conducting wire on luminescence component 2, it is electrically connected with each other between some luminescence units 21.Another of luminescence component 2 Can also be electrically connected with driving power supply module 13 on individual surface, driving power supply module 13 can be luminous with driven for emitting lights unit 21.Send out The circular hole 23 of optical assembly 2 is arranged at the center of substrate 22, runs through the upper and lower surface of substrate 22.Luminescence unit 21 and driving The heat that power supply module 13 produces by soaking plate 14 heat conduction to housing 12, and can pass through the surface radiating of housing 12.Preferably, Luminescence unit 21 can be light emitting diode (LED).In the present embodiment, the quantity of above-mentioned luminescence unit 21 is multiple, along circle Circumferential direction is evenly distributed on substrate 22.Drive power supply module 13 can pass through wire (not shown) and be electrically connected to luminescence component On the substrate 22 of 2.

As shown in Figure 3 and Figure 5, lens 3 are a kind of optical element, and it is substantially in bowl-shape, and it includes sidewall 31 and connects side The most horizontal spaced walls 32 between wall 31 middle and lower part.The center of spaced walls 32 is provided with the through hole 323 of circle.Side Wall 31 and spaced walls 32 together constitute the first generally rectangular shaped chamber 33 of cross section and the second of cross section substantially semicircular in shape Chamber 34, luminescence component 2 is positioned in the first chamber 33.Lens 3 are provided with light entrance face and light-emitting face.Light entrance face is lens 3 The inner surface in one chamber 33.Specifically, light entrance face includes the first light entrance face 311 and the second light entrance face 321.First chamber 33 is right Sidewall 31 inner surface answered is the first light entrance face 311, and the surface of the spaced walls 32 of the first chamber 33 correspondence is the second light entrance face 321.Light-emitting face includes the first light-emitting face the 312, second light-emitting face 313 and the 3rd light-emitting face 322, wherein, lens 3 The outer surface of sidewall 31 is the first light-emitting face 312, and sidewall 31 inner surface of the second chamber 34 correspondence is the second light-emitting face 313, The surface of the spaced walls 32 of the second chamber 34 correspondence is the 3rd light-emitting face 322.Wherein, the second light-emitting face 313 and the 3rd light go out Penetrate the inner surface that face 322 is the second chamber 34.

As shown in Figure 3 and Figure 7, keeper 4 is arranged in lens 3, and is positioned at the axial location of lens 3, luminescence component 2 with And lamp body 1 is positioned at the bottom of lens 3.Keeper 4 is crystalline structure, and it is also a kind of optical element.Keeper 4 includes connecting portion 43 and main part 44.Main part 44 is provided with the 3rd light entrance face the 41, the 4th light-emitting face 42.The position, termination of shaft-like connecting portion 43 Install and be equipped with screw thread (not shown), in the projection 151 of fixture 15, be provided with screwed hole (not shown) simultaneously.Keeper 4 Connecting portion 43 is threadeded through the through hole 323 of the spaced walls 32 of lens 3 with the fixture 15 of lamp body 1, keeper 4 and lamp body Further lens 3 are fixed on lamp body 1 while 1 connection.

As shown in Figure 5 and Figure 6, the outer surface of sidewall 31, the i.e. first light-emitting face 312 is additionally provided with micro structure 35, on State micro structure 35 and there is multiple faceted pebble, can specifically pyramid or prismoid.It addition, in order to ensure good to go out light efficiency Really, the first light-emitting face 312 can be covered with between above-mentioned micro structure 35 in array-like.By micro structure 35 rule on lens 3 It is distributed, and then generation total reflection light obtains glittering and translucent and regular decorative pattern arrangement illumination effect.

As shown in Figure 6, micro structure 35 is specially rectangular pyramid, and the surface of rectangular pyramid includes first surface 351 and the second table Face 352, wherein, the area of first surface 351 is less than the area of second surface 352, and first surface 351 is relative to second surface 352 closer to luminescence component 2.When the luminescence unit 21 of luminescence component 2 is luminous, by increasing the light entering second surface 352 The angle of incidence of line, when light occurs refraction on second surface 352, reduces refraction light, increases reflection light；The most favourable It is totally reflected on first surface 351 in light, ultimately facilitates the amount increasing reflection light.Further, since lens 3 are in bowl Shape, the diameter at the lens 3 upper end the rim of a bowl shown in Fig. 5 is big, and the diameter divided close to bowl bottom is little, it is also possible to by above-mentioned first table The base length in face 351 is set smaller than the base of second surface 352, and then to facilitate the rectangular pyramid of above-mentioned shape be array-like cloth The outer surface of full lens 3.

By the design of above-mentioned micro structure 35, the light that luminescence unit 21 sends is reflected by the first light entrance face 311 Rear entrance lens 3, and then resume cast to the first light-emitting face 312 at lens 3 relaying, micro-by the first light-emitting face 312 Structure 35, after some light can be reflected by the second surface 352 of above-mentioned micro structure 35, outgoing, some light can lead to The first surface 351 crossing above-mentioned micro structure 35 is totally reflected, and sees the direction shown in Fig. 5 arrow.Certain above-mentioned incident ray is also Can all reflect；Or be that total reflection etc., the light portion after first surface 351 is totally reflected all occur Outgoing after can returning lens 3 and then reflecting by the second light-emitting face 313 or be totally reflected.

Light is when optically denser medium directive optically thinner medium, and when angle of incidence exceedes critical angle, refraction light is wholly absent, the most remaining , i.e. there is full transmitting in reflection light.The illuminator 100 that this embodiment provides is typically to work in air, the material of lens 3 Can use the light transmissive material such as crystal, plastics, its refractive index is all higher than the refractive index of air, and lens 3 referred to as light is close comparatively speaking Medium, air is referred to as optically thinner medium.Owing to the micro structure 35 on the first light-emitting face 312 has generally included multiple faceted pebble, such as Rectangular pyramid is to be made up of bottom surface tetragon and two first surfaces 351 of side and two second surfaces 352, so enters Enter light in lens 3 to reflect when by the second surface 352 of micro structure 35；First surface by micro structure 35 Being totally reflected when 351, the light major part after being totally reflected can leave lens 3 after the second light-emitting face 313 refraction, Remaining can circulate generation total reflection and refraction in lens 3, until all of light injection lens 3.

Additionally, keeper 4 is light transmissive material, such as crystal, light-passing plastic etc., the light that luminescence unit 21 sends is by the second light The plane of incidence 321 enters to inject spaced walls 32, by the 3rd light-emitting face 322 outgoing, and then enters back into the 3rd light entrance face 41, finally By the 4th light-emitting face 42 outgoing, the 4th light-emitting face 42 is provided with multiple faceted pebble, in order to light passes through the 4th light-emitting face 42 On faceted pebble so that refraction after outgoing produce bright illumination effect, see Fig. 7.

The illuminator 100 that this utility model embodiment provides, by sidewall 31 and spaced walls 32 will be arranged on lens 3, And keeper 4 is arranged to umbrella, and when the light that luminescence unit 21 sends is by lens 3, the keeper 4 at a part of Guang You center Bright go out light, two sidelights then through lens 3, part refraction, part total reflection.Refraction light produces bright light-out effect, total reflection Light obtains glittering and translucent and regular decorative pattern arrangement illumination effect, gives high-grade sensation, distinguishes conventional illuminator effect Really.

Additionally, the illuminator that this utility model embodiment provides is also used as Down lamp application, such as at the of lens Arranging reflectorized material on one light-emitting face, specifically can electroplate on the first light-emitting face of the lens of crystalline lens, coating is permissible For Afluon (Asta), zirconium dioxide, aluminium sesquioxide, silicon dioxide etc..

In the embodiment of another kind of Down lamp, it is also possible to minute surface is set outside the first light-emitting face of described lens anti- Emitter, not shown, the overall dimensions of this specular reflector adapts with the overall dimensions of lens, such as when lens are bowl-shape, mirror Face reflector is similarly bowl-shape, and size is more than the size of lens and is positioned at the outside of lens, and then makes whole illuminator edge The rim of a bowl direction of lens produces more preferably illumination effect.

It addition, the illuminator optical texture that this utility model embodiment provides is simple, it is suitable for producing in enormous quantities, can be independent Using lens or utilize the light path principle of lens to be applied in other illuminator design, reaching conventional illuminator cannot be real The optical effect revealed.

In the embodiment shown in Fig. 1 to Fig. 7, the main body of lens is in closed ring shape, according to illumination of the present utility model Device realizes principle, and the shape of lens can have other a multiple version, such as by the lens shown in Fig. 5 linearly or Direction of a curve extends, and i.e. can get tension type lens.The most as shown in Figure 8, provide in another embodiment of this utility model In illuminator, above-mentioned illuminator is specially pendent lamp, and the lens 3a of pendent lamp is overall in elongated, now, and the appearance of lens 3a Face is the first light-emitting face 312a, the inner surface of lens 3a is the second light-emitting face 313a, micro-on the first light-emitting face 312a Structure is not shown, and luminescence component and luminescence unit may be located at the bottom length direction row along lens 3a of described lens 3a Row.

It addition, the lens in the illuminator of this utility model embodiment offer, different according to its structure, it is also possible to produce Multiple different face shaping, is particularly applicable to G as shown in Figure 9 and steeps lamp；Candle bubble lamp as shown in Figure 10；As shown in figure 11 Annular stretching pendent lamp；Single head pendent lamp as shown in figure 12, can be applied in bulb lamp certainly, other some illuminations such as Down lamp In device.

These are only embodiment of the present utility model, be not limited to this utility model.For art technology For personnel, this utility model can have various modifications and variations.All made within spirit of the present utility model and principle Any modification, equivalent substitution and improvement etc., within should be included in right of the present utility model.

Claims (17)

1. lens, it is characterised in that: it includes sidewall and is positioned at lens interior and connects the interval of described side wall inner surfaces Wall, described sidewall and spaced walls constitute the first chamber and the second chamber；Described lens are provided with light entrance face and light-emitting face, and described first The inner surface in chamber is light entrance face, and the inner surface in described wall outer surface and described second chamber is light-emitting face, incident by light Face enters the light in lens, penetrates from light-emitting face after light-emitting face refraction and/or total reflection.

Lens the most according to claim 1, it is characterised in that described light entrance face includes the first light entrance face and the second light The plane of incidence, described first light entrance face is the inner surface of the first chamber correspondence sidewall, and described second light entrance face is that the first chamber is corresponding The surface of spaced walls, described light-emitting face includes the first light-emitting face, the second light-emitting face and the 3rd light-emitting face, described One light-emitting face is the outer surface of sidewall, and described second light-emitting face is the inner surface of the second chamber correspondence sidewall, described 3rd light Exit facet is the surface of the second chamber correspondence spaced walls.

Lens the most according to claim 2, it is characterised in that the outer surface of described sidewall is provided with micro structure, described micro- Structure is pyramid and/or prismoid.

Lens the most according to claim 3, it is characterised in that enter the light in lens, portion by the first light entrance face Light splitter penetrates through the first light-emitting face after reflecting after micro structure, some light can be occurred by above-mentioned micro structure Penetrate through the second light-emitting face after total reflection.

Lens the most according to claim 3, it is characterised in that described micro structure is rectangular pyramid, described rectangular pyramid body surface Face includes two first surfaces and two second surfaces, and described first surface and second surface are the most triangular in shape, described first table The area in face is less than the area of second surface.

Lens the most according to claim 5, it is characterised in that entered in described lens by described first light entrance face Light, is totally reflected at described first surface, reflects at described second surface.

Lens the most according to claim 1, it is characterised in that described sidewall is in the annular closed, or described sidewall is along straight Line or direction of a curve extend.

8. an illuminator, it is characterised in that comprising: the luminescence component that is connected with described lamp body of lamp body and with described Lamp body connects and covers the lens as described in any one of claim 1 to 7 of described luminescence component.

Illuminator the most according to claim 8, it is characterised in that described lens are bowl-type, described luminescence component and Described lamp body is positioned at the side of described lens.

Illuminator the most according to claim 8, it is characterised in that described illuminator also includes keeper, described fixed Position part is connected with described lamp body and described lens is positioned described lamp body.

11. illuminators according to claim 10, it is characterised in that described keeper includes the 3rd light entrance face and Four light-emitting faces, described 4th light-emitting face is provided with multiple faceted pebble.

12. illuminators according to claim 8, it is characterised in that be covered with anti-on the outer surface of the sidewall of described lens Luminescent material, or, the outer surface of the sidewall of described lens is provided with specular reflector.

13. illuminators according to claim 8, it is characterised in that described luminescence component includes substrate and is arranged at institute State the some luminescence units on substrate.

14. illuminators according to claim 10, it is characterised in that described lamp body includes lamp holder and described lamp holder even The housing that connects, be contained in described housing in and the driving power supply module that is electrically connected with described lamp holder and described luminescence component.

15. illuminators according to claim 14, it is characterised in that in described lamp body also includes being arranged at housing and position In the soaking plate driven above power supply module and the fixture being connected to housing, described fixture is connected with described keeper.

16. illuminators according to claim 15, it is characterised in that described keeper includes main part and connecting portion, Described connecting portion is threadeded through described spaced walls with described fixture.

17. illuminators according to claim 8, it is characterised in that described illuminator is ornament lamp, pendent lamp, ball bubble Lamp, candle bubble lamp, G bubble lamp or Down lamp.