CN103542306A - Optical fiber back-in reflection type lamp - Google Patents

Optical fiber back-in reflection type lamp Download PDF

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Publication number
CN103542306A
CN103542306A CN201310532465.7A CN201310532465A CN103542306A CN 103542306 A CN103542306 A CN 103542306A CN 201310532465 A CN201310532465 A CN 201310532465A CN 103542306 A CN103542306 A CN 103542306A
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light
optical
optical fiber
emitting plate
carried
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CN201310532465.7A
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Chinese (zh)
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CN103542306B (en
Inventor
杨仲奎
马晋坤
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Chongqing Glorycare Technology Co ltd
Yunnan Bangqiao Energy Saving Science & Technology Co ltd
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Yunnan Bangqiao Energy-Saving Science & Technology Co Ltd
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Abstract

The invention discloses an optical fiber back-in reflection type lamp which comprises a main optical fiber, an optical divider, auxiliary optical fibers, an optical system and a light outlet board. The auxiliary optical fibers are connected with the main optical fiber through the optical divider, the optical system comprises a plurality of optical units, the optical units receive light guided by the auxiliary optical fibers and reflect the light out, the optical units are light reflection cups or light reflection mirrors, and the light outlet board is connected under the optical system. By means of matched use of the optical system and the light outlet board, different lighting requirements can be met, and the application range of the lamp is expanded.

Description

A kind of optical fiber is carried on the back into reflective lighting lamp
Technical field
The present invention relates to a kind of optical fiber carries on the back into reflective lighting lamp.
Background technology
In current illuminating lamp, the light that light source sends directly penetrates through exiting surface after need to deriving by optical fiber, illuminating effect is comparatively single, and the only Shu Guang of optical fiber derivation, the illumination zone of light is narrow, and light is more intense, easily produces dazzle, the exiting surface of some light sources is more dull, and graceful environment is inharmonious.
Summary of the invention
For this reason, the present invention proposes a kind of new illuminating lamp of at least a portion that can address the above problem.
The invention provides a kind of optical fiber carries on the back into reflective lighting lamp, comprise: main fiber, optical fiber splitter, sub-optical fibre, optical system and light-emitting plate, wherein, described sub-optical fibre is connected with described main fiber by described optical fiber splitter, described optical system comprises a plurality of optical units, in described optical unit, be provided with reflecting part, be used for receiving the light of deriving from described sub-optical fibre and being reflexed to light-emitting plate, described light-emitting plate is connected to the below of described optical system.
Alternatively, optical fiber according to the present invention is carried on the back into reflective lighting lamp, and described reflecting part is reflector or speculum.
Alternatively, optical fiber according to the present invention is carried on the back into reflective lighting lamp, and described reflector is metal reflective cup.
Alternatively, optical fiber according to the present invention is carried on the back into reflective lighting lamp, and described reflector inwall is provided with a plurality of reflecting concave, and described reflecting concave is quadratic surface.
Alternatively, optical fiber according to the present invention is carried on the back into reflective lighting lamp, and described a plurality of reflecting concave sizes are identical and evenly distributed.
Alternatively, optical fiber according to the present invention is carried on the back into reflective lighting lamp, and described speculum is convex reflecting mirror.
Alternatively, optical fiber according to the present invention is carried on the back into reflective lighting lamp, and described main fiber and described sub-optical fibre are multimode fibre.
Alternatively, optical fiber according to the present invention is carried on the back into reflective lighting lamp, and described light-emitting plate is light diffusing sheet, and described light diffusing sheet is acrylic board or PC plate.
Alternatively, optical fiber according to the present invention is carried on the back into reflective lighting lamp, and the profile of described light-emitting plate is circular or square.
Alternatively, optical fiber according to the present invention is carried on the back into reflective lighting lamp, and described optical system is outside equipped with housing, and described housing and described light-emitting plate removably connect.
Optical fiber of the present invention is carried on the back into reflective lighting lamp by being used in conjunction with of optical system and light-emitting plate, and can realize different lighting demands, has expanded the range of application of illuminating lamp.
Accompanying drawing explanation
By reading below detailed description of the preferred embodiment, various other advantage and benefits will become cheer and bright for those of ordinary skills.Accompanying drawing is only for the object of preferred embodiment is shown, and do not think limitation of the present invention.And in whole accompanying drawing, by identical reference symbol, represent identical parts.Wherein in the accompanying drawings, a plurality of identical parts of alphabetic flag indication after reference number, when these parts of general reference, will omit its last alphabetic flag.In the accompanying drawings:
Fig. 1 is that optical fiber of the present invention is carried on the back the structural representation into reflective lighting lamp;
Fig. 2 is the profile schematic diagram of light-emitting plate;
Fig. 3 is the buckle connection diagram of cantilever beam type;
Fig. 4 is the buckle connection diagram of cylinder type;
Fig. 5 is the buckle connection diagram of ball-type;
Fig. 6 is in housing, to be the optical system structure schematic diagram of reflector;
Fig. 7 is in housing, to be the optical system structure schematic diagram of speculum; And
Fig. 8 is in housing, to be the optical system structure schematic diagram of reflector and arrangement of mirrors.
Wherein, in accompanying drawing, the implication of each mark is:
Main fiber 100, optical fiber splitter 200, sub-optical fibre 300, housing 400, optical system 500, light-emitting plate 600, reflector 510, speculum 520.
The specific embodiment
Below in conjunction with accompanying drawing and concrete embodiment, the invention will be further described.
Fig. 1 shows optical fiber of the present invention and carries on the back the structural representation into reflective lighting lamp.As shown in Figure 1, described optical fiber is carried on the back into reflective lighting lamp and is comprised main fiber 100, optical fiber splitter 200, sub-optical fibre 300, optical system 500 and light-emitting plate 600, wherein, described sub-optical fibre 300 is connected with described main fiber 100 by described optical fiber splitter 200, the light that enters described main fiber 100 is assigned in many described sub-optical fibres 300 by described optical fiber splitter 200, described optical system 500 comprises a plurality of optical units, in described optical unit, be provided with reflecting part, light in described sub-optical fibre 300 is transported in corresponding optical unit separately, via described reflecting part, reflex to light-emitting plate, finally from light-emitting plate, transmit.Described light-emitting plate 600 is connected to the below of described optical system, is used for the light in optical system to penetrate and realize illuminating effect, simultaneously for optical system provides protective effect.
In illuminating lamp of the present invention, described optics can adopt reflector 510.Reflector belongs to a kind of of reflex reflector, is to utilize limited luminous energy, controls luminous range and the illuminating area of main spot by reflective optical system.Reflector can be divided into metal reflective cup, plastics reflector and glass reflector cup according to material, due to advantages such as metal reflective cup have deformation memory, and cost is low, heatproof, so in the present invention, preferably uses metal reflective cup.More preferably, can on described reflector inwall, be provided with a plurality of reflecting concave, described reflecting concave can be chosen as quadratic surface.Quadratic surface is the curved surface that ternary quadratic equation represents, common quadratic surface has ellipsoid, parabola and hyperboloid.By a plurality of reflective concave surface are set, when the light of being derived by described optical fiber arrives described reflector inwall, can be reflected by a plurality of reflecting concave, because the light angle after each reflecting concave reflection is different, thereby increased range of exposures, and produced floodlight effect, made illuminating effect also more comfortable.Described a plurality of reflecting concave can be identical and evenly distributed for size.
Except reflector 510, described optics can also be speculum 520.Speculum is the back side at optical glass, plating layer of metal silver (or aluminium) film, the optical element that incident light is reflected.Speculum can be divided into three kinds of plane mirror, spherical reflector and non-spherical reflectors by shape.Can be according to the kind of the demand choice for use speculum of illuminating effect in the present invention.
Optical fiber of the present invention is carried on the back in reflective lighting lamp, and described main fiber 100 and described sub-optical fibre 300 are multimode fibre.The core diameter of multimode fibre is thicker, can transmit the light of various modes, and the angle that incident light enters fibre core is many, and the path of propagating is forward also many.From operation wavelength, optical fiber can be divided into UV fiber, considerable optical fiber, near-infrared fibre-optical, infrared optical fiber, the light of illumination is all visible ray, and the optical fiber that described illuminating lamp is used is considerable optical fiber.In index distribution optical fiber common be step index fiber, nearly step index fiber, graded fiber.The material of described optical fiber is quartz glass, and this optical fiber has advantages of that cost is low, light transmission good and is convenient to processing.
When the comparatively soft lighting demand of needs, described light-emitting plate 600 can have the light diffusing sheet of diffuse transmission effect by choice for use to light.In light diffusing sheet, add the diffusion particle that has the interference of light, make light when by base material, because refractive index is different, realize repeatedly refraction, thereby light is disperseed uniformly, reflection, scattering, adjust light and propagate to obtain direction, make spot light become area source, because the light of loss part makes, light is softer does not have a dazzle.Can choice for use acrylic board or PC plate as light diffusing sheet.Acrylic light diffusing sheet is to take polymethyl methacrylate as base material, adds diffusant to make; PC light diffusing sheet is to take Merlon as base material, adds diffusant and a kind of optics PC force-bearing plate of making.
The profile of described light-emitting plate 600 can be designed to any shape, the geometry of rules such as circular, square, triangle, prismatic or irregularly shaped as shown in Figure 2.The exiting surface of described light-emitting plate can be plane, thereby also can be designed to have the on-plane surface just rising and falling, forms various three-dimensional shapes.For example, when described illuminating lamp is placed in graceful environment, the exiting surface of described light-emitting plate can be designed to artificial hillock etc. and there is artistic three-dimensional shape.Can also on the exiting surface of described light-emitting plate, post optical filter, to see through as required the light of different colours.
In illuminating lamp of the present invention, comprise further housing 400, described optical system is arranged in housing 400.As shown in fig. 1, described housing 400 is enclosed in around described optical system, and its bottom is connected with described light-emitting plate 600, and described optical unit is formed to protection.On described housing, be provided with and hold the hole that described sub-optical fibre 300 passes through, described sub-optical fibre 300 can be stretched in optical unit via housing, the light of being derived by sub-optical fibre 300 reflects by being transmitted by light-emitting plate 600 through optical unit.Described housing 400 is preferably by opaque material to be made, thereby can further prevent from entering light in optical unit, loses because of transmission.
Optical fiber of the present invention is carried on the back in reflective lighting lamp, and described housing 400 and described light-emitting plate 600 are such as being threaded or buckle is connected etc. and removably connects.Being threaded is a kind of widely used dismountable being fixedly connected with, and has the advantages such as simple in structure, connection is reliable, mounting or dismounting are convenient.Be threaded to screw is directly screwed in the screwed hole of described lens module and described light-emitting plate 400, reach described lens module and the close-connected effect of described light-emitting plate 400.Buckle connects and is divided into the buckle connection (as shown in Figure 3) of cantilever beam type, the buckle connection (as shown in Figure 4) of cylinder type and the buckle of ball-type are connected (as shown in Figure 5).When described lens module is used buckle to be connected with described light-emitting plate 400, the mode that buckle connects is chosen as the buckle connection of cantilever beam type or the buckle of cylinder type connects.
The optional many factors of optical system combined method proposing according to the present invention, can design various embodiments, so specific embodiment is only as the exemplary illustration of specific implementation of the present invention, and does not form limitation of the scope of the invention.For concrete description the present invention, select following examples to carry out exemplary illustration.
Embodiment 1
It is the structural representation of the optical system of reflector that Fig. 6 shows in housing.As shown in Figure 6, the optical unit in housing 400 is reflector 510, scribble reflectorized material and form reflective surface, and its integral body is light tight, thereby the light of avoiding entering reflector loses because of transmission at the inwall of described reflector 510.The part of described sub-optical fibre 300 stretches in described reflector 510, and light-emitting plate 600 is connected to reflector bottom, and the light-emitting plate adopting in the present embodiment is light diffusing sheet.During illuminating lamp work, the light that sub-optical fibre 300 is derived enters in reflector 510, and the inwall of process reflector 510 reflects away light, and light beam is spread.The light of diffusion, through the further diffuse transmission of light-emitting plate 600, makes the light penetrating become soft.
Embodiment 2
It is the structural representation of the optical system of speculum that Fig. 7 shows in housing.As shown in Figure 7, the optical unit in housing 400 is convex reflecting mirror 520.Convex reflecting mirror belongs to a kind of of spherical reflector, and convex reflecting mirror has the effect of dispersing to incident light.The light-emitting plate adopting in the present embodiment is light diffusing sheet.The irradiation that sub-optical fibre 300 is derived, at convex reflecting mirror 520, reflects away light through speculum 520, and light beam is spread.The light of diffusion, through the further diffuse transmission of light-emitting plate 600, makes the light penetrating become soft.In described light-emitting plate 600, post optical filter, can see through as required the light of different colours.
Embodiment 3
Fig. 8 shows the optical system structure schematic diagram of the combination of speculum and reflector, and wherein speculum is convex reflecting mirror.As shown in Figure 8, the light that part sub-optical fibre 300 is derived enters in reflector 510, inwall through reflector 510 reflects away light, light beam is spread, the irradiation that remainder sub-optical fibre 300 is derived is being positioned at the convex reflecting mirror 520 of housing lower end, reverberation reflects away light via the convex reflecting mirror 520 that is positioned at housing upper end again, and light beam is spread.The light of diffusion, through the further diffuse transmission of light-emitting plate 600, makes the light penetrating become soft.
According to optical fiber of the present invention, carry on the back into reflective lighting lamp by being used in conjunction with of optical system and light-emitting plate, can realize different lighting demands, expanded the range of application of illuminating lamp.
It should be noted, the present invention will be described rather than limit the invention for above-described embodiment, and those skilled in the art can design alternative embodiment in the situation that do not depart from the scope of claims.In the claims, any reference symbol between bracket should be configured to limitations on claims.Word " comprises " not to be got rid of existence and is not listed as element or step in the claims.Being positioned at word " " before element or " one " does not get rid of and has a plurality of such elements.In having enumerated the unit claim of some devices, several in these devices can be to carry out imbody by same hardware branch.The use of word first, second and C grade does not represent any order.Can be title by these word explanations.

Claims (10)

1. optical fiber is carried on the back into a reflective lighting lamp, it is characterized in that comprising: main fiber (100), optical fiber splitter (200), sub-optical fibre (300), optical system (500) and light-emitting plate (600); Wherein,
Described sub-optical fibre (300) is connected with described main fiber (100) by described optical fiber splitter (200);
Described optical system (500) comprises a plurality of optical units, in described optical unit, is provided with reflecting part, is used for receiving the light of deriving from described sub-optical fibre (300) and being reflexed to light-emitting plate (600);
Described light-emitting plate (600) is connected to the below of described optical system (500).
2. optical fiber according to claim 1 is carried on the back into reflective lighting lamp, it is characterized in that: described reflecting part is reflector (510) or speculum (520).
3. illuminating lamp according to claim 1, is characterized in that: described reflector (510) is metal reflective cup.
4. illuminating lamp according to claim 1, is characterized in that: described reflector (510) inwall is provided with a plurality of reflecting concave, and described reflecting concave is quadratic surface.
5. illuminating lamp according to claim 1, is characterized in that: described a plurality of reflecting concave sizes are identical and evenly distributed.
6. illuminating lamp according to claim 1, is characterized in that: described speculum (520) is convex reflecting mirror.
7. optical fiber according to claim 1 is carried on the back into reflective lighting lamp, it is characterized in that: described main fiber (100) and described sub-optical fibre (300) are multimode fibre.
8. optical fiber according to claim 1 is carried on the back into reflective lighting lamp, it is characterized in that: described light-emitting plate (600) is light diffusing sheet, and described light diffusing sheet is acrylic board or PC plate.
9. optical fiber according to claim 7 is carried on the back into reflective lighting lamp, it is characterized in that: the profile of described light-emitting plate (600) is for circular or square.
10. optical fiber according to claim 1 is carried on the back into reflective lighting lamp, it is characterized in that: described optical system (500) is outside equipped with housing (400), and described housing (400) removably connects with described light-emitting plate (600).
CN201310532465.7A 2013-10-31 2013-10-31 A kind of optical fiber is carried on the back into reflective lighting lamp Expired - Fee Related CN103542306B (en)

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2238109A (en) * 1989-11-17 1991-05-22 Carello Spa Vehicle lighting assembly, particularly for motor vehicles
JPH07272517A (en) * 1994-03-31 1995-10-20 Matsushita Electric Works Ltd Illumination interior plate and its manufacture
CN101126492A (en) * 2007-08-30 2008-02-20 刘刚 Reflecting cup
CN102121627A (en) * 2007-02-12 2011-07-13 英特曼帝克司公司 Light emitting diode lighting system
CN102192480A (en) * 2010-03-08 2011-09-21 上海富科思分析仪器有限公司 Fiber light-splitting multipath ultraviolet light source
CN202691655U (en) * 2012-05-29 2013-01-23 广东省科学院自动化工程研制中心 Laser illumination multi-lamp device
CN203068327U (en) * 2013-02-01 2013-07-17 上海大晨光电科技有限公司 LED mining lamp provided with hot-pressure air exchange radiating structure
CN203671294U (en) * 2013-10-31 2014-06-25 云南邦桥节能科技有限公司 Reflection type illuminating lamp with optical fibers embedded from back

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2238109A (en) * 1989-11-17 1991-05-22 Carello Spa Vehicle lighting assembly, particularly for motor vehicles
JPH07272517A (en) * 1994-03-31 1995-10-20 Matsushita Electric Works Ltd Illumination interior plate and its manufacture
CN102121627A (en) * 2007-02-12 2011-07-13 英特曼帝克司公司 Light emitting diode lighting system
CN101126492A (en) * 2007-08-30 2008-02-20 刘刚 Reflecting cup
CN102192480A (en) * 2010-03-08 2011-09-21 上海富科思分析仪器有限公司 Fiber light-splitting multipath ultraviolet light source
CN202691655U (en) * 2012-05-29 2013-01-23 广东省科学院自动化工程研制中心 Laser illumination multi-lamp device
CN203068327U (en) * 2013-02-01 2013-07-17 上海大晨光电科技有限公司 LED mining lamp provided with hot-pressure air exchange radiating structure
CN203671294U (en) * 2013-10-31 2014-06-25 云南邦桥节能科技有限公司 Reflection type illuminating lamp with optical fibers embedded from back

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