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CN1439840A - Reflector including at least inserting reflecting mirror for luminating device - Google Patents

Reflector including at least inserting reflecting mirror for luminating device Download PDF

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Publication number
CN1439840A
CN1439840A CN03103894A CN03103894A CN1439840A CN 1439840 A CN1439840 A CN 1439840A CN 03103894 A CN03103894 A CN 03103894A CN 03103894 A CN03103894 A CN 03103894A CN 1439840 A CN1439840 A CN 1439840A
Authority
CN
China
Prior art keywords
reflecting mirror
reflector
luminance distribution
light source
fixture
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN03103894A
Other languages
Chinese (zh)
Inventor
G·路易斯
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics NV
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Publication of CN1439840A publication Critical patent/CN1439840A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00Reflectors for light sources
    • F21V7/10Construction
    • F21V7/16Construction with provision for adjusting the curvature
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V14/00Controlling the distribution of the light emitted by adjustment of elements
    • F21V14/04Controlling the distribution of the light emitted by adjustment of elements by movement of reflectors
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V17/00Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/002Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages with provision for interchangeability, i.e. component parts being especially adapted to be replaced by another part with the same or a different function
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V17/00Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/02Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages with provision for adjustment
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00Reflectors for light sources
    • F21V7/005Reflectors for light sources with an elongated shape to cooperate with linear light sources
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V17/00Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/10Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
    • F21V17/16Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts; Snap action mounting
    • F21V17/164Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts; Snap action mounting the parts being subjected to bending, e.g. snap joints
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21YINDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2103/00Elongate light sources, e.g. fluorescent tubes

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Abstract

The patent relates to a reflector designed for luminating device, which has fixed device and at least one half-mirror that can be located in fixed device due to the shape of the half-mirror and a first light distribution is obtained, when at least one half-mirror mounted in the first position of the fixed device, and a second light distribution is obtained, when at least one half-mirror mounted in one position which correspond to the second position where the said half-mirror is inverted in the fixed deviced. The half-mirror has hooks which have different size along its edges, and these engage in slots (14,15) in the reflector.

Description

What be used for luminaire comprises a reflector that can insert speculum at least
Invention field
The present invention relates to a kind of reflector, in particular for the reflector of luminaire design, this reflector comprises fixture and at least one half-reflecting mirror.
Background technology
United States Patent (USP) 6,244,729 have described a kind of luminaire, comprise an extended pattern fluorescent lamp and also are the reflectors of extended pattern.The shape variable of this reflector.For realizing this point, at an end of reflector a regulating system is installed at least.This regulating system makes the shape that might change reflector obtain the beam of same curvature, thereby obtains different Luminance Distribution according to the control that is acted on.
Yet, such reflector structure complexity, because must be that it is made by flexible material on the one hand, and on the other hand, in order to determine the direction of Luminance Distribution, it comprises the regulating system that is made of different piece, and is promptly complicated especially.
In addition, if obtain given Luminance Distribution, for example, corresponding to client's specific (special) requirements, must accurately regulate, this not all client can both accomplish.
Summary of the invention
The purpose of this invention is to provide the reflector that satisfies customer requirement with simpler construction.
The client, particularly those have client little and big shop, the local lighting to its commodity price device of the concrete restriction that needs really to consider that the application is related.For this reason, their special requirement have two kinds of available two-way illumination profile:
First Luminance Distribution that two asymmetrical types are 20/25 °,
Second Luminance Distribution that two asymmetrical types are 35/40 °.
For reaching this purpose, reflector according to the present invention is characterised in that it comprises a fixture and at least one half-reflecting mirror, the shape of this half-reflecting mirror can be located it in described fixture, and first installation site of at least one half-reflecting mirror in this fixture discharges first Luminance Distribution, and at least one half-reflecting mirror causes second installation site of auxiliary half-reflecting mirror to discharge second Luminance Distribution corresponding to one in this fixture.
Therefore, the invention enables and to utilize first installation site of described half-reflecting mirror in fixture to obtain the first expectation Luminance Distribution.The client can also obtain the second expectation Luminance Distribution in fixture simultaneously one second installation site by disconnecting described half-reflecting mirror and recovering it.Therefore, can obtain at least two different Luminance Distribution with a reflector, like this, the user just needn't buy two reflectors for obtaining same result,, is different reflector of each Luminance Distribution specialized designs that is.
The invention still further relates to a kind of light source, comprise such a reflector and at least one lamp.In this case, for example, wherein light source can be installed one or two lamp, like this, just can obtain a light source, make and can produce 4 kinds of different structures according to the lamp quantity of Luminance Distribution and expectation, and need not 4 Different Light that are respectively given structure design.Like this, the user just can only order a product, and he can regulate this product according to the mode of oneself according to relevant application, and if desired, his the new illumination profile that can also obtain from one group of possible illumination profile as required changes this product later on.Therefore, this scheme is simple and economical especially.
The accompanying drawing summary
From provide by way of example below with reference to accompanying drawing to can understand these and other more detailed aspect of the present invention the explanation of several embodiment clearlyer.The invention is not restricted to these examples.In the accompanying drawing:
Fig. 1 a and 1b illustrate a light source, and a lamp and a half-reflecting mirror are installed, and have the Luminance Distribution corresponding to two diverse locations of half-reflecting mirror,
Fig. 2 a and 2b illustrate a light source, and a lamp and a half-reflecting mirror are installed, and have the Luminance Distribution corresponding to two different symmetric positions of half-reflecting mirror,
Fig. 3 a and 3b illustrate a light source, and two lamps and a half-reflecting mirror are installed, and have the Luminance Distribution corresponding to two diverse locations of half-reflecting mirror, and
Fig. 4 a and 4b illustrate a light source, and two lamps and a half-reflecting mirror are installed, and have the Luminance Distribution corresponding to two different symmetric positions of half-reflecting mirror.
Specific embodiment
The present invention relates to a kind of reflector, comprise speculum, described speculum is inserted in the reflector.This reflector is in particular the luminescent system design that is installed on the power guide rail.Speculum is used for determining the direction of luminous flux.They are preferably made of aluminum, and two kinds of specific expectations in the local lighting of the commodity price device of suitable supermarket of its shape and similar commercial building distribute.But, these speculums can have different profiles and material, has different surface smoothnesses, as frosted type, high brightness type or semi-glossy type, thereby according to given application distribution light, described given application can be for example intensive, large-scale, asymmetrical or or even two-way Luminance Distribution.
Fig. 1 a and 1b illustrate a kind of light source, have a lamp and a half-reflecting mirror, and Luminance Distribution is corresponding to two diverse locations of this half-reflecting mirror.Light source (1) comprising: a reflector (10) that has about the symmetrical structure of axle (2); For example the lamp of fluorescent lamp type (20) is preferably arranged in symmetry axis (2) and goes up the vertical height that is determined by the level of expecting that vertically illuminates.
Reflector (10) comprises a half-reflecting mirror (11), and this half-reflecting mirror has hook (12,13) at its two ends, and the radius of curvature of middle body is the function of the Luminance Distribution of expectation.In first embodiment, hook is a part that constitutes half-reflecting mirror integral body.Alternatively, also can provide the crooked reflector with several hooks, these hooks should be parts discrete, that connect, but such embodiment will be complicated.
Described reflector also comprises fixture.In a preferred embodiment, fixture comprises groove (14,15), and the wall of this groove (16,17) is near the exterior section of hook (12a, 13a).In addition, the size of the interior section (12b) of hook (12) is obviously greater than the interior section (13b) of another hook (13).Generally speaking, the varying in size of hook (12,13), thus can obtain the position of half-reflecting mirror (11) with respect to lamp (20), this position is different for above-mentioned two installation sites.Like this, because its intrinsic elasticity, the shape of half-reflecting mirror makes half-reflecting mirror to be fixed in the groove by simple clamping action.In addition, it also has a kind of geometry, makes when first installation site of half-reflecting mirror in groove, can send first Luminance Distribution, when second installation site of half-reflecting mirror in groove, can send second Luminance Distribution corresponding to the reverse of described half-reflecting mirror.If only insert a half-reflecting mirror in reflector, then Luminance Distribution will be asymmetric.
Preferably has a navigation system according to reflector of the present invention.This navigation system is a mark, indicates the end points of half-reflecting mirror, thereby is the installation site of installation engineer indication half-reflecting mirror according to the Luminance Distribution of expecting.
Fig. 1 a illustrates the example of half-reflecting mirror, and this half-reflecting mirror provides asymmetric 20/25 ° first Luminance Distribution (101).Fig. 1 b illustrates the half-reflecting mirror after the inversion, thereby asymmetric 35/40 ° second Luminance Distribution (102) is provided.
In a preferred embodiment, the geometry of half-reflecting mirror and lamp with respect to the position of reflector for making the maximum perpendicular illumination level greater than the maximum horizontal illumination level.In addition, this light source also must be abideed by the mechanical masking standard, and mechanical masking refers to an angle, and in this angle, the observer can not or lose sight of lamp.In a preferred embodiment, this angle is with respect at least 20 ° of the horizontal luminous flat of light source.
Those skilled in the art will be appreciated that reflector can have reasonable grooves distributed more than two, thereby makes half-reflecting mirror can occupy a plurality of different positions, thereby makes the reflection physical efficiency provide and the as many Luminance Distribution of possible structure.
Fig. 2 a and 2b illustrate a kind of light source, have a lamp and two half-reflecting mirrors, and Luminance Distribution is corresponding to two of this half-reflecting mirror different symmetric positions.Lamp (20) is preferably arranged in symmetry axis (2) and goes up the vertical height that is determined by the level of expecting that vertically illuminates, and considers the mechanical masking angle simultaneously.Alternatively, described lamp can be arranged in outside the symmetry axis, still follows the condition corresponding to illumination and shielding angle simultaneously, thereby obtains visibly different Luminance Distribution.
In first structure corresponding to Fig. 2 a, light source can provide first Luminance Distribution (201) of 20/25 ° on disymmetry type.In second structure corresponding to Fig. 2 b, after two half-reflecting mirrors were inverted, light source can provide second Luminance Distribution (202) of 35/40 ° on disymmetry type.
Fig. 3 a and 3b illustrate a kind of light source, have two lamps and a half-reflecting mirror, and Luminance Distribution is corresponding to two of this half-reflecting mirror different positions.Two lamps (20) are preferably arranged on the position of (2) both sides symmetry by the height that illuminates the decision of level and mechanical masking angle.
In first structure corresponding to Fig. 3 a, light source can provide asymmetric 20/25 ° first Luminance Distribution (301) that obviously is different from the Luminance Distribution that obtains with a lamp.In second structure corresponding to Fig. 3 b, after half-reflecting mirror was inverted, light source can provide asymmetric 35/40 ° second Luminance Distribution (302).
Fig. 4 a and 4b illustrate a kind of light source, have two lamps and two half-reflecting mirrors, and Luminance Distribution is corresponding to two of half-reflecting mirror different symmetric positions.
In first structure corresponding to Fig. 4 a, light source can provide first Luminance Distribution (401) of 20/25 ° on the disymmetry type that obviously is different from the Luminance Distribution that obtains with lamp.In second structure corresponding to Fig. 4 b, after half-reflecting mirror was inverted, light source can provide second Luminance Distribution (402) of 35/40 ° on disymmetry type.
Those of ordinary skill in the art will be appreciated that light source can have two above lamps, and these lamps for example are arranged in by given position, distance reflector top symmetrically with respect to symmetry axis (2).Such light source will have modular construction, comprise the reflector that has at least one half-reflecting mirror and at least one lamp.
Any interior content of bracket that places should not be interpreted as restrictive in this specification.Term " comprises " and subform will similarly be given an explanation widely, promptly, do not get rid of and have the element enumerated after this term or other content outside the step, element or step front add " one ", and also not getting rid of has a plurality of elements or step to exist.

Claims (5)

1. be the reflector (10) of luminaire (1) design, comprise fixture and at least one half-reflecting mirror (11), the shape of this half-reflecting mirror can be located it in described fixture, and when this at least one half-reflecting mirror is in the fixture first installation site, obtain first Luminance Distribution, and when this at least one half-reflecting mirror is in the fixture corresponding to inverted second installation site of described half-reflecting mirror, obtain second Luminance Distribution.
2. according to the reflector (10) of claim 1, it is characterized in that described at least one half-reflecting mirror (11) comprises hook (12,13) at its end points, these hooks vary in size, and its feature is that also described fixture comprises the groove (14,15) that can hold a hook.
3. according to the reflector (10) of claim 2, it is characterized in that described half-reflecting mirror (11) is upward underlined, thereby be the installation site of installation personnel indication half-reflecting mirror corresponding to the expectation Luminance Distribution.
4. according to the reflector (10) of claim 2, it is characterized in that described hook is to constitute the half-reflecting mirror part of the whole.
5. a light source (1) comprises as each described reflector (10) of claim 1-4 and at least one lamp (20).
CN03103894A 2002-02-19 2003-02-14 Reflector including at least inserting reflecting mirror for luminating device Pending CN1439840A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR02/02089 2002-02-19
FR0202089 2002-02-19

Publications (1)

Publication Number Publication Date
CN1439840A true CN1439840A (en) 2003-09-03

Family

ID=27620266

Family Applications (1)

Application Number Title Priority Date Filing Date
CN03103894A Pending CN1439840A (en) 2002-02-19 2003-02-14 Reflector including at least inserting reflecting mirror for luminating device

Country Status (2)

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EP (1) EP1336797A1 (en)
CN (1) CN1439840A (en)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2331811A (en) * 1942-08-31 1943-10-12 Peter W Sprecher Lighting fixture
DE2252991A1 (en) * 1972-10-28 1974-05-02 Zeiss Ikon Ag LIGHTS FOR ONE OR MORE MIRRORS
US4300187A (en) * 1979-12-17 1981-11-10 General Electric Company Adjustable floodlight reflector
FR2711219B1 (en) * 1993-10-13 1995-12-29 Philips Eclairage Adjustable side reflector luminaire.
DE29502900U1 (en) * 1995-02-21 1995-03-30 Ridi Leuchten Gmbh, 72417 Jungingen lamp
DE19822580A1 (en) 1998-05-20 1999-12-02 Waldmann Gmbh & Co Herbert Luminaire with adjustable reflector

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EP1336797A1 (en) 2003-08-20

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