CN201462546U - Anti-glare soft-light desk lamp - Google Patents
Anti-glare soft-light desk lamp Download PDFInfo
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- CN201462546U CN201462546U CN2009200729105U CN200920072910U CN201462546U CN 201462546 U CN201462546 U CN 201462546U CN 2009200729105 U CN2009200729105 U CN 2009200729105U CN 200920072910 U CN200920072910 U CN 200920072910U CN 201462546 U CN201462546 U CN 201462546U
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- light
- dazzle
- desk lamp
- resistant
- subdued
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Abstract
The utility model provides an anti-glare soft-light desk lamp comprising a lamp body, a lampshade arranged on the lamp body and a light source arranged in the lampshade, wherein the lampshade is internally provided with an anti-glare structure which performs diffusion or bunching of the light rays emitted by the light source and the even and soft processing and then projects to the working face. Through the anti-glare structure which is arranged on the light source for processing the light rays emitted by the light source, the lighting area and range of the light source are larger, the light ratio contrast is smaller, the eyestrain of the user does not easily occur, the light rays are even, soft and low glare, and the purpose of the anti-glare soft-light desk lamp is realized.
Description
Technical field
The utility model relates to a kind of desk lamp, and particularly a kind of irradiation light is soft, anti-dazzle, irradiated area big and the resistant subdued light desk lamp of the anti-dazzle of high-order illumination.
Background technology
Because present commercially available desk lamp light source luminescent position is generally less than normal, existing desk lamp all can produce dazzle, and dazzle has the discomfort glare (discomfort glare) that makes us feeling under the weather and causes two kinds of the low disability glares of human eye vision ability (disability glare).Common dazzle can be divided into again: direct glare, contrast dazzle and reflected glare; The disability glare of feeling when direct glare is meant eyes direct-views light source, as the direct-view sun or night the other side's car light of sending a car, the disability glare the when direct glare during reading is looked at fluorescent tube (light source) straight; The generation condition of contrast dazzle is for working as indoor two kinds of Different Light (king light and table as ceiling are gone up the desk lamp of reading use), and maybe the light of light illumination that uses when work and surrounding environment illumination is excessive; And reflected glare is the secondary light ray of light source projects object back reflection to eyes, is commonly referred to reflective; In general indoor place, because the serious problems that disability glare causes seldom, it is commonplace that contrast dazzle and reflected glare cause the discomfort glare situation.Wherein reflected glare is the most common, to also maximum with the influence of eye comfort level, because of it occurs in incident angle (by the incident angle of light source projects to reading object) and angle of reflection (reading object reflexes to the angle of reflection of eyes) angle same, therefore under the normal reading angle, reflected glare can't be avoided.And the dazzle meeting makes image fogization, it is painstaking to read, and causes eye fatigue easily, reduces reading efficiency, even cause problems such as eyes are ached, headache, point out that according to research report average per five working clans just have four puzzlements that are subjected to the eyes discomfort, and great majority all there are headache, tired, the symptom of often shedding tears, and according to statistics, in the big pupil of learning pressure, there is 55.9% interviewee to be illustrated in when using desk lamp, eyes puzzlement such as ache, rub one's eyes and shed tears is often arranged.
At how improving the caused discomfort of dazzle, known on the market at present glare prevention structure can be divided into following three types: anti-dazzle diaphragm, anti-dazzle reflector and episcotister.
The anti-dazzle diaphragm, mainly be that bright dipping projecting direction at light source is provided with a reflection optical filter, utilize this reflection optical filter that vertical light is passed through, other parallel dazzle then is converted to vertical light by reflection, reduce reflected glare thus, this reflection optical filter smooth transmission optics film of can arranging in pairs or groups again usually makes the light diffusion evenly by this light transmission optics film, because the user can't directly see fluorescent tube, so can reduce direct glare; But reflective filter coating sector-meeting causes part light to weaken in reflection process, thereby reduces the luminous efficiency and the overall brightness of light fixture, and general illuminance loss can reach more than 30%.
The anti-dazzle reflector, mainly be one reflector to be set in the projection reverse side or the side of light source, the light that light source sent is by reflector reflection and diffusion, the light source luminescent angle is controlled in the desktop that needs irradiation, because light source projects light not directly towards eyes, therefore can reduce direct glare and reflected glare; The sheen sheet of generally also can arranging in pairs or groups again is converted to diffused light with direct light, makes the user can't see directly that fluorescent tube is to reduce direct glare; But, adopt the anti-dazzle reflector can strengthen the illumination loss, increase design and the difficulty of making, and can reduce the whole lighting efficiency of lamp.
Episcotister mainly is to cut photo structure control light direction of illumination in the light source outer setting, not only can block the reduction direct glare, light source can be adjusted into effective light of vertical irradiation in addition, control light output angle; But, when being in a high position, adopt by desk lamp episcotister can not effectively eliminate direct glare, and the effective light of vertical irradiation desktop also can strengthen contrast dazzle and reflected glare.Can dwindle light emitting region and the luminous efficiency that reduces light fixture integral body.
In sum, though known glare prevention structure can improve dazzle, so all there is problems such as dwindling light emitting region and reduction whole lighting efficiency.
The utility model content
The purpose of this utility model is to provide a kind of resistant subdued light desk lamp of anti-dazzle, remedy existing defective in the existing desk lamp glare prevention structure, create the satisfied high-quality luminous environment of using, face upward of the harmful effect of system discomfort glare to causing with eye, can not influence light emitting region and reduce under the prerequisite of whole lighting efficiency, function such as realize that irradiation light is even, soft, anti-dazzle, irradiated area are big.
The technical problem that the utility model solved can realize by the following technical solutions:
A kind of resistant subdued light desk lamp of anti-dazzle, it comprises lamp body, is arranged on the lampshade on the lamp body and is arranged on the interior light source of lampshade, it is characterized in that, be provided with in described lampshade that the light that described light emitted is come out spreads or the reflective member of pack and carry out even, soft processing after invest the glare prevention structure of working face again.
Described glare prevention structure is one of them or its combination such as micro-structural plane of refraction, diffusion particulate, diffusion porosity, diffusion bubble.
The section of the plane of refraction of described glare prevention structure is circular arc, sawtooth and other irregular shape or its combination.
Described glare prevention structure adopts symmetry or dissymmetrical structure to arrange.
In an embodiment of the present utility model, described glare prevention structure comprises one in order to the radiation direction of controlling described light source or the even control light member of softening light.
Described control light member is one of them or its combination such as a prism plate, square grid.
The dual-side of described grid screen is provided with hypotenuse, helps enlarging the illuminating area of the resistant subdued light desk lamp of described anti-dazzle.
The angle of described hypotenuse and horizontal plane is 5 °～20 °.
In an embodiment of the present utility model, described glare prevention structure also comprises a diffusion of carrying out in order to the light that described light emitted is come out and the reflective member of pack.
Described reflective member is the reflector of a minute surface or cloudy surface.
Described reflector also can one has the reflector of some mesh, the lampshade of described lampshade for adopting trnaslucent materials to make, and a part of light that described light source is sent shines the space by mesh reflector and lampshade, reduces the light ratio contrast, reduces the dazzle value.
In an embodiment of the present utility model, described light source is at least a compact energy-saving fluorescent tube, a fluorescent tube, double end and straight tube fluorescent tube, ring fluorescent lamp pipe, light emitting diode one of them or its combination.
Further, described fluorescent tube is that caliber is the fluorescent tube of T4 (caliber 14-15mm), T5 (caliber 15-16mm), T6 (caliber 16mm-22mm), T8 (caliber 22mm-26mm).
In an embodiment of the present utility model, the distance between described light source and the described lamp body bottom (desktop) is 400mm-1000mm.
In an embodiment of the present utility model, the light-emitting area of described lampshade is 0.02-0.3m
2
In an embodiment of the present utility model, a control device that is used to the light and shade numerical value regulating the light and shade of described light source and show described light source can be set also on described lamp body.
In an embodiment of the present utility model, on described lamp body, also can be provided with one and be convenient to the fixing fixed support of reading publication.
In an embodiment of the present utility model, on described lamp body, also can be provided with one and be used to control that the child writes, the induction alarm alarm set of good sitting position when reading publication.
The resistant subdued light desk lamp of a kind of anti-dazzle of the present utility model, by glare prevention structure is set on described light source the light that described light source sends is handled, illuminating area, the scope of described light source are strengthened, the light ratio contrast reduces, be not easy to produce and use kopiopia, soft, the low dazzle of light has realized the purpose of this utility model.
Description of drawings
Fig. 1 is the structural representation of the resistant subdued light desk lamp of anti-dazzle of the present utility model;
Fig. 2 is the structural representation of glare prevention structure of the present utility model;
Fig. 3 is the work schematic diagram of glare prevention structure of the present utility model;
Fig. 4 is the work schematic diagram of another kind of glare prevention structure of the present utility model;
Fig. 5 is the work schematic diagram of another resistant subdued light desk lamp of the present utility model;
Fig. 6 is the work schematic diagram of another kind of resistant subdued light desk lamp of the present utility model.
Fig. 7 is the schematic diagram that UGR of the present utility model measures.
The specific embodiment
For technological means, creation characteristic that the utility model is realized, reach purpose and effect is easy to understand, below in conjunction with concrete diagram, further set forth the utility model.
Embodiment
As shown in Figure 1, a kind of resistant subdued light desk lamp of anti-dazzle, it comprises lamp body 1, be arranged on the lampshade 2 on the lamp body 1 and be arranged on light source 3 in the lampshade 2, is provided with glare prevention structure 4 at light source 3 light output surfaces; Glare prevention structure 4 spreads by the light that light source 3 is emitted or polymerization and carry out investing working face again after even, the soft processing, thereby makes light evenly soft, plays the purpose that prevents that dazzle from producing;
In an embodiment of the present utility model, light source 3 can be one of them or its combination of a compact energy-saving fluorescent tube, a fluorescent tube, double end and straight tube fluorescent tube, ring fluorescent lamp pipe, light emitting diode.
Such as, light source 3 can be for manage fluorescent tube always, and described fluorescent tube is that caliber is the efficient energy-saving fluorescent lamp pipe of T5 (16mm)-T6 (19mm), can save the energy effectively; Simultaneously, the fluorescent tube that described fluorescent tube selects for use three primary colours high-color rendering fluorescent material, solid-state mercury material to make can reduce the pollution to environment effectively, and the ballast that is used to start fluorescent tube can adopt high-frequency electronic ballast, can not produce stroboscopic, promote the environmental quality of using up.
In an embodiment of the present utility model, the distance between light source 3 and lamp body 1 bottom is 400mm-1000mm, and the light-emitting area of lampshade 2 is 0.02-0.3m
2, make desk lamp in use, light source 3 can exceed user's the crown, and illuminating area, scope strengthen, and the light ratio contrast reduces, difficult generation kopiopia.
In an embodiment of the present utility model, one control device that is used to the light and shade numerical value regulating the light and shade of described light source and show described light source also can be set on lamp body 1, can adjust the illumination (electrodeless light modulation) of light source 3 according to ambient light illumination, reduce the excessive and contrast dazzle that produces of light and shade contrast.
In an embodiment of the present utility model, on lamp body 1, also can be provided with one and be convenient to the fixing fixed support 11 of reading publication 13, be convenient to the user and will read on the fixed support 11 that publication 13 is fixed on lamp body 1 easy-to-read.(referring to Fig. 5)
In an embodiment of the present utility model, on described lamp body 1, also can be provided with one and be used to control that the child writes, the induction alarm alarm set of good sitting position when reading publication.
In an embodiment of the present utility model, a fixed slot 12 also can be set on lamp body 1 base, be convenient to lamp body 1 is fixed on the desktop limit, to reduce taking of desk-top space.(referring to Fig. 6)
As shown in Figure 2, glare prevention structure 4 comprises a control light member 41; Control light member 41 light that send in order to control light source 3 make that its generation is soft, the light of homogenising; In the utility model, control light member 41 is that a light transmittance is the prism plate of 80%-98%, and the light that light source 3 produces is directly invested the prism plate by the luminous intensity distribution reflector, produces the diffuse refraction of no thread; Equally, the light that light source 3 produces can pass through the reflection of a grid screen 42 after by the prism plate again, even soft ray cast is controlled in the required prescribed limit, and perhaps the light of light source 3 generations directly is controlled at even soft ray cast in the required prescribed limit by grid screen 42.
The dual-side of grid screen 42 is provided with hypotenuse 43, helps enlarging the illuminating area of the sheen light fixture of described anti-dazzle, has promoted the illumination in indoor environment space, thus greatly reduced since the light ratio contrast cause human eye is caused uncomfortable contrast dazzle; Hypotenuse 43 is 5 °～20 ° with the angle of horizontal plane; Directly vertically or tiltedly wear the directed square grid orifice plate 42 that passes through by the light part of grid screen 42, another part directive square grid hole wall produces reflection to be passed through.
Light is by behind the prism plate, and the dazzling strong light (according to the test contrast) that direct puncture square grid 42 projects desktop has reduced more than 90%, has greatly reduced the reflected glare that is reflected into human eye by desktop.
Glare prevention structure 4 also can comprise a reflective member 5, and reflective member 5 spreads reflection with polymerization in order to the light that light source 3 is emitted; The light at light source 3 back sides is shone to control light member 41 by reflection again; In the utility model, reflective member 5 is the reflector of a minute surface or cloudy surface, and the light portion that light source 3 produces can shine to 41 (as shown in Figure 3) of control light member by the reflection of reflective member 5 again.
As shown in Figure 4, the reflector that also can have some mesh at reflector described in the utility model, the lampshade of lampshade 2 for adopting trnaslucent materials to make, make a part of light that light source 3 sends by the some mesh on the described reflector, and lampshade 2 shine the space, reduce the light ratio contrast, reduce the dazzle value.
Glare prevention structure 4 can also be one of them or its combination such as a micro-structural plane of refraction, diffusion particulate, diffusion porosity, diffusion bubble, the section of the plane of refraction of glare prevention structure 4 is circular arc, sawtooth and other irregular shape or its combination, and glare prevention structure 4 also can adopt symmetry or dissymmetrical structure to arrange; The light that light source 3 produces is radiated in one of them or its combination such as above-mentioned micro-structural plane of refraction, diffusion particulate, diffusion porosity, diffusion bubble, and light is spread or pack, all converts the even soft light that needs to.
In use, when opening light source 3, the light that the light that light source 3 is launched is launched light source 3 by the reflection of reflective member 5 (minute surface or cloudy surface reflector) spreads or pack, the light that light source 3 is emitted by glare prevention structure 4 converts the even soft light that needs to again, prevent that the light that light source 3 is launched from producing dazzle, user's eyes are disturbed in influence, simultaneously, control light member 41 on the glare prevention structure 4, can control effectively and evenly softening light source 3 emit strong, dazzling light makes the light that shines out by the lampshade with anti-dazzle function of the present utility model more even, soft, comfortable.
The resistant subdued light desk lamp of anti-dazzle of the present utility model is by UGR (Unified Glare Rating unifies the dazzle value) the index assess and determine of at present most widely used in the world CIE/ISO standard: referring to Fig. 7
In the formula: L
b---background luminance (cd/m
2);
Brightness (the cd/m of each light fixture of L---observer direction
2);
-------each lamp luminescence part is to the formed solid angle of observer's eyes (sr) for ω;
The location index of each independent light fixture of P---------.
Through assess and determine, the UGR value in the resistant subdued light desk lamp of anti-dazzle of the present utility model is lower than (office space, designing and mapping chamber) UGR limit value 16 that CIE (international lighting standard) stipulates less than 16 near 13.
The structure of the resistant subdued light desk lamp of anti-dazzle of the present utility model needing in the anti-glare lamp as pendent lamp, lamp affixed to the ceiling and all also to be suitable for, use the resistant subdued light desk lamp of anti-dazzle of the present utility model, its Luminaire efficiency can reach more than 70%, uniformity of illuminance is greater than 0.7, characteristics such as compared the Luminaire efficiency height with existing desk lamp light fixture, irradiated area is big, irradiation light is soft, the dazzle value is little.
More than show and described basic principle of the present utility model and principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; that describes in the foregoing description and the specification just illustrates principle of the present utility model; under the prerequisite that does not break away from the utility model spirit and scope; the utility model also has various changes and modifications; these changes and improvements all fall in claimed the utility model scope, and the claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (19)
1. the resistant subdued light desk lamp of an anti-dazzle, it comprises lamp body, is arranged on the lampshade on the lamp body and is arranged on the interior light source of lampshade, it is characterized in that, be provided with in described lampshade that the light that described light emitted is come out spreads or the reflective member of pack and carry out even, soft processing after invest the glare prevention structure of working face again.
2. the resistant subdued light desk lamp of anti-dazzle as claimed in claim 1 is characterized in that: described glare prevention structure is one of them or its combination such as micro-structural plane of refraction, diffusion particulate, diffusion porosity, diffusion bubble.
3. the resistant subdued light desk lamp of anti-dazzle as claimed in claim 1, it is characterized in that: the section of the plane of refraction of described glare prevention structure is circular arc, sawtooth and other irregular shape or its combination.
4. the resistant subdued light desk lamp of anti-dazzle as claimed in claim 1 is characterized in that: described glare prevention structure employing symmetry or dissymmetrical structure arrangement.
5. the resistant subdued light desk lamp of anti-dazzle as claimed in claim 1 is characterized in that: described glare prevention structure comprises one in order to the radiation direction of controlling described light source or the control light member of homogenising light.
6. the resistant subdued light desk lamp of anti-dazzle as claimed in claim 5 is characterized in that: described control light member is one of them or its combination such as a prism plate, grid screen.
7. the resistant subdued light desk lamp of anti-dazzle as claimed in claim 6, it is characterized in that: the dual-side of described square grid is provided with hypotenuse.
8. the resistant subdued light desk lamp of anti-dazzle as claimed in claim 7, it is characterized in that: the angle of described hypotenuse and horizontal plane is 5 °～20 °.
9. the resistant subdued light desk lamp of anti-dazzle as claimed in claim 5 is characterized in that: described glare prevention structure also comprises a diffusion of carrying out in order to the light that described light emitted is come out and the reflective member of pack.
10. the resistant subdued light desk lamp of anti-dazzle as claimed in claim 9, it is characterized in that: described reflective member is the reflector of a minute surface or cloudy surface.
11. the resistant subdued light desk lamp of anti-dazzle as claimed in claim 10, it is characterized in that: described reflector also can one has the reflector of some mesh, the lampshade of described lampshade for adopting trnaslucent materials to make, a part of light that described light source is sent shines the space by mesh reflector and lampshade, reduce the light ratio contrast, reduce the dazzle value.
12. the resistant subdued light desk lamp of anti-dazzle as claimed in claim 1 is characterized in that: described light source is at least a compact energy-saving fluorescent tube, an one end fluorescent lamp pipe, double end and straight tube fluorescent tube, ring fluorescent lamp pipe, light emitting diode one of them or its combination.
13. the resistant subdued light desk lamp of anti-dazzle as claimed in claim 12 is characterized in that: described fluorescent tube is that caliber is double end and straight tube fluorescent tube, single-ended Radiating fin wind inducing structure, annular fluorescent tube or the special-shaped fluorescent tube of T4 (caliber 14-15mm), T5 (caliber 15-16mm), T6 (caliber 16mm-22mm), T8 (caliber 22mm-26mm).
14. the resistant subdued light desk lamp of anti-dazzle as claimed in claim 1 is characterized in that: the distance between described light source and the described lamp body bottom is 400mm-1000mm.
15. the resistant subdued light desk lamp of anti-dazzle as claimed in claim 1 is characterized in that: the light-emitting area of described lampshade is 0.02-0.3m
2
16. the resistant subdued light desk lamp of anti-dazzle as claimed in claim 1 is characterized in that: a control device that is used to the light and shade numerical value regulating the light and shade of described light source and show described light source also can be set on described lamp body.
17. the resistant subdued light desk lamp of anti-dazzle as claimed in claim 1 is characterized in that: on described lamp body, also can be provided with one and be convenient to the fixing fixed support of reading publication.
18. the resistant subdued light desk lamp of anti-dazzle as claimed in claim 1 is characterized in that: on described lamp body, also can be provided with one and be used to control that the child writes, the induction alarm alarm set of good sitting position when reading publication.
19. the resistant subdued light desk lamp of anti-dazzle as claimed in claim 1 is characterized in that: described Desk lamp feet is provided with one and is convenient to described lamp body is fixed on the desktop limit to reduce the fixed slot that takies of desk-top space.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200729105U CN201462546U (en) | 2009-05-26 | 2009-05-26 | Anti-glare soft-light desk lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200729105U CN201462546U (en) | 2009-05-26 | 2009-05-26 | Anti-glare soft-light desk lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201462546U true CN201462546U (en) | 2010-05-12 |
Family
ID=42389898
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200729105U Expired - Fee Related CN201462546U (en) | 2009-05-26 | 2009-05-26 | Anti-glare soft-light desk lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201462546U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101900272A (en) * | 2009-05-26 | 2010-12-01 | 上海三基欧能照明科技有限公司 | Glare-resistant subdued light desk lamp |
| CN109556016A (en) * | 2017-09-26 | 2019-04-02 | 江苏太阳鸟照明电器有限公司 | A kind of anti-dazzle LED projector lamp of single light source |
-
2009
- 2009-05-26 CN CN2009200729105U patent/CN201462546U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101900272A (en) * | 2009-05-26 | 2010-12-01 | 上海三基欧能照明科技有限公司 | Glare-resistant subdued light desk lamp |
| CN109556016A (en) * | 2017-09-26 | 2019-04-02 | 江苏太阳鸟照明电器有限公司 | A kind of anti-dazzle LED projector lamp of single light source |
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Granted publication date: 20100512 Termination date: 20130526 |