CN202024123U - LED lamp tube for indoor illumination - Google Patents
LED lamp tube for indoor illumination Download PDFInfo
- Publication number
- CN202024123U CN202024123U CN2010206958473U CN201020695847U CN202024123U CN 202024123 U CN202024123 U CN 202024123U CN 2010206958473 U CN2010206958473 U CN 2010206958473U CN 201020695847 U CN201020695847 U CN 201020695847U CN 202024123 U CN202024123 U CN 202024123U
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- China
- Prior art keywords
- led
- lamp tube
- heat sink
- led lamp
- tube box
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- 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.)
- Expired - Lifetime
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The utility model discloses an LED lamp tube for indoor illumination. The LED lamp tube comprises a lamp tube box, which is composed of a transparent slab, a heat-dissipating plate, side plates and a bottom plate. An arc emitting shade is arranged in the lamp tube box, wherein one side of the emitting shade is connected with the inner side surface of the heat-dissipating plate, and the other side is connected with the side plates. An aluminum substrate is disposed on one surface of the heat-dissipating plate in the lamp tube box, and LED lamp beads are disposed on the aluminum substrate. The LED lamp beads are oriented to the emitting surface of the emitting shade. The LED lamp tube of the utility model enables to change an LED point light source into an area light source, thereby effectively controlling glares and achieving excellent illumination uniformity within effective illuminating regions.
Description
Technical field
The utility model relates to the LED lighting field, particularly a kind of reflector of LED fluorescent tube.
Background technology
Traditional street illumination light fixture mainly adopts fluorescent tube, and the power consumption of these light fixtures is big, has Shan bright, and the life-span is short, maintenance cost height, not environmental protection.Therefore, adopt the LED light fixture to substitute the change that conventional lamp has become lighting field.
The LED fluorescent tube usually can be covered with a milky lampshade in the LED outside preventing dazzle, but the milky lampshade, light extraction efficiency is very low; about about 60%; a lot of luminous energy waste in the milky lampshade, or led light source is put in the middle of the reflector, and the LED in the middle of being positioned at produces dazzling dazzle.
The utility model content
The purpose of this utility model is to provide a kind of reflector of LED fluorescent tube, and its anti-dazzle is effective, and the light extraction efficiency height reaches more than 80%, satisfies energy-conservation requirement.
For realizing above purpose, the utility model has been taked following technical scheme: the fluorescent tube of LED room lighting, comprise the lamp tube box that constitutes by transparent plate, heat sink, side plate and base plate, in this lamp tube box, be provided with the emission cover of arc, emission cover one side is connected with the heat sink medial surface, and opposite side is connected with side plate; Be provided with aluminium base on the heat sink one side in lamp tube box, aluminium base is provided with LED lamp pearl, and described LED lamp pearl is towards the surface of emission of emission cover.
On the emission cover, be placed with a plurality of little curved surfaces.
Described each little curved surface is a concave surface.
Described each little curved surface is a convex surface.
Comprise the lamp tube box that constitutes by transparent plate, heat sink, base plate, its heat sink is located at both sides, in this lamp tube box, be provided with the herringbone emission cover of arc, these emission cover both sides are symmetrical arranged along the formation center, axis of lamp tube box, emission cover one side is connected with one of them heat sink medial surface, and opposite side is connected with another heat sink; Be provided with aluminium base on the heat sink one side in lamp tube box, aluminium base is provided with LED lamp pearl, and described LED lamp pearl is placed with a plurality of little curved surfaces towards the surface of emission of emission cover on the emission cover.
The reflector of the fluorescent tube that a kind of LED room lighting is used comprises the plane of incidence and exit facet, the reflecting surface that is made of little curved surface; The plane of incidence that the medial surface of reflector is made of little curved surface; By a smooth transparent flat board, transparent dull and stereotyped lateral surface constitutes exit facet; Two kinds of patterns of quadrangle and hexagon are arranged.
The fluorescent tube that a kind of LED room lighting is used, comprise: at least one is installed on the led light source of reflector sidepiece, be provided with the PCB substrate of led array, be provided with heat sink, be provided with reflector, be provided with transparent plate, described PCB substrate is installed in outer surface of substrate and is connected with each LED electrode on the substrate, the PCB substrate is installed on the heat sink, each LED of substrate is positioned at the reflector side, it is characterized in that: described heat sink is installed on its surface for PCB, be installed on the cover reflection that is reflected of sidelight that the LED on the PCB substrate sends, through the refraction of transparent plate, all at last light is through the smooth lateral surface outgoing of transparent plate then.
Reflector is installed on its sidepiece for LED, and the light that LED sends is reflected and covers reflection, and through transparent flat board refraction, all at last light is through the lateral surface outgoing of transparent flat board then.Since on the reflecting surface by several little reflectings surface, each little reflecting surface is all to each LED spot light catoptric imaging, in each little reflecting surface zone, there are several LED imaging point light sources to constitute a little area source, and the luminance difference of each little area source is very little, the picture stack of several little area sources, just constitute a large-area area source, thereby obtained the face light of an even no dazzling dazzle.
Preferably, the little curved surface of described formation lens is a kind of in the following shape: plane, sphere, ellipsoid, parabola, hyperboloid, aspheric surface, the face of cylinder, spline surface, NURB surface (Non-UniformRational B-spline surface), surface of revolution (curve is around the face of symmetry axis rotation).
Preferably, the making of the reflector of described fluorescent tube by reflecting material, reflecting material is iron material, aluminium, engineering plastics.
Preferably, the little curved surface of described reflector is a kind of in the following shape: plane, sphere, ellipsoid, parabola, hyperboloid, aspheric surface, the face of cylinder, spline surface, NURB surface (Non-UniformRational B-spline surface), surface of revolution (curve is around the face of symmetry axis rotation).
The utility model also provides following technical scheme in addition: described heat sink is installed on its surface for PCB, be installed on the cover reflection that is reflected of sidelight that the LED on the PCB substrate sends, through the refraction of transparent plate, all at last light is through the smooth lateral surface outgoing of transparent plate then.
The utility model compared with prior art has following advantage: the utility model can become area source to the LED spot light, can effectively control dazzle, and illuminance uniformity is good in effective irradiation area.
Description of drawings
Fig. 1 is a LED fluorescent tube index path ();
Fig. 2 is a LED fluorescent tube index path (two);
Fig. 3 is a LED fluorescent tube index path (three);
The axonometric drawing such as grade of first embodiment of the fluorescent tube that Fig. 4 uses for the utility model LED room lighting;
The vertical view of first embodiment of the fluorescent tube that Fig. 5 uses for the utility model LED room lighting;
Fig. 6 is the cutaway view along A-A line among Fig. 4;
Fig. 7 is the cutaway view along B-B line among Fig. 4;
Fig. 8 is the decomposing schematic representation of Fig. 4;
The axonometric drawing such as grade of second embodiment of the reflector that Fig. 9 uses for the utility model LED room lighting;
The second embodiment vertical view of the reflector that Figure 10 uses for the utility model LED room lighting;
Figure 11 is the cutaway view along A-A line among Fig. 9;
Figure 12 is the cutaway view along B-B line among Fig. 9;
The axonometric drawing such as grade of the 3rd embodiment of the reflector that Figure 13 uses for the utility model LED room lighting;
The 3rd embodiment vertical view of the reflector that Figure 14 uses for the utility model LED room lighting;
Figure 15 is the cutaway view along A-A line among Figure 13;
Figure 16 is the cutaway view along B-B line among Figure 13;
Figure 17 is to be the axonometric drawing that waits of fluorescent tube the 4th embodiment used of the utility model LED room lighting;
Figure 18 is the vertical view of the 4th embodiment of the fluorescent tube used of the utility model LED room lighting
Figure 19 is the cutaway view along A-A line among Figure 17;
Figure 20 is the cutaway view along B-B line among Figure 17;
Figure 21 is the decomposing schematic representation of Figure 17.
The specific embodiment
Below in conjunction with the drawings and specific embodiments content of the present utility model is described in further details.
Embodiment one:
See also Fig. 1 to shown in Figure 8, the fluorescent tube of LED room lighting comprises the lamp tube box that is made of transparent plate 1, heat sink 4, side plate 6 and base plate 5, is provided with the emission cover 2 of arc in this lamp tube box, emission cover 2 one sides are connected with heat sink 4 medial surfaces, and opposite side is connected with side plate 6; Be provided with aluminium base 7 on heat sink 4 one sides in lamp tube box, aluminium base 7 is provided with LED lamp pearl 8, and LED lamp pearl 8 is towards the surface of emission of emission cover 2; Be placed with a plurality of little curved surfaces 3 on emission cover 2, each little curved surface 3 is a concave surface.
Embodiment two:
See also Fig. 9 to Figure 12, each little curved surface 3 is a convex surface, and other structures of fluorescent tube are identical with embodiment one, are not described in detail in this.
Embodiment three:
See also Figure 13 to Figure 16, the fluorescent tube of LED room lighting comprises the lamp tube box that is made of transparent plate 1, heat sink 4, side plate 6 and base plate 5, is provided with the emission cover 2 of arc in this lamp tube box, emission cover 2 one sides are connected with heat sink 4 medial surfaces, and opposite side is connected with side plate 6; Be provided with aluminium base 7 on heat sink 4 one sides in lamp tube box, aluminium base 7 is provided with LED lamp pearl 8, and LED lamp pearl 8 is towards the surface of emission of emission cover 2.
Embodiment four:
See also Figure 17 to Figure 21, the fluorescent tube of LED room lighting, comprise the lamp tube box that constitutes by transparent plate 1, heat sink 4, base plate (5), its heat sink 4 is located at both sides, in this lamp tube box, be provided with the herringbone emission cover 2 of arc, these emission cover 2 both sides are symmetrical arranged along the formation center, axis of lamp tube box, and emission cover 2 one sides are connected with one of them heat sink 4 medial surface, and opposite side is connected with another heat sink 4; Be provided with aluminium base 7 on heat sink 4 one sides in lamp tube box, aluminium base 7 is provided with LED lamp pearl 8, and LED lamp pearl 8 is placed with a plurality of little curved surfaces 3 towards the surface of emission of emission cover 2 on emission cover 2.
Heat sink is installed on its surface for PCB, is installed on the cover reflection that is reflected of sidelight that the LED on the PCB substrate sends, and through the refraction of transparent plate, all at last light is through the smooth lateral surface outgoing of transparent plate then.
Above-listed detailed description is at the specifying of the utility model possible embodiments, and this embodiment is not in order to limiting claim of the present utility model, does not allly break away from the equivalence that the utility model does and implements or change, all should be contained in the claim of this case.
Claims (5)
1.LED the fluorescent tube of room lighting, it is characterized in that: comprise the lamp tube box that constitutes by transparent plate (1), heat sink (4), side plate (6) and base plate (5), in this lamp tube box, be provided with the emission cover (2) of arc, emission cover (2) one sides are connected with heat sink (4) medial surface, and opposite side is connected with side plate (6); Be provided with aluminium base (7) on heat sink in lamp tube box (4) one side, aluminium base (7) is provided with LED lamp pearl (8), and described LED lamp pearl (8) is towards the surface of emission of emission cover (2).
2. the fluorescent tube of LED room lighting as claimed in claim 1 is characterized in that: be placed with a plurality of little curved surfaces (3) on emission cover (2).
3. the fluorescent tube of LED room lighting as claimed in claim 2 is characterized in that: described each little curved surface (3) is a concave surface.
4. the fluorescent tube of LED room lighting as claimed in claim 2 is characterized in that: described each little curved surface (3) is a convex surface.
5.LED the fluorescent tube of room lighting, it is characterized in that: comprise the lamp tube box that constitutes by transparent plate (1), heat sink (4), base plate (5), its heat sink (4) is located at both sides, in this lamp tube box, be provided with the herringbone emission cover (2) of arc, these emission cover (2) both sides are symmetrical arranged along the formation center, axis of lamp tube box, emission cover (2) one sides are connected with one of them heat sink (4) medial surface, and opposite side is connected with another heat sink (4); Be provided with aluminium base (7) on heat sink in lamp tube box (4) one side, aluminium base (7) is provided with LED lamp pearl (8), and described LED lamp pearl (8) is placed with a plurality of little curved surfaces (3) towards the surface of emission of emission cover (2) on emission cover (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206958473U CN202024123U (en) | 2010-12-31 | 2010-12-31 | LED lamp tube for indoor illumination |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206958473U CN202024123U (en) | 2010-12-31 | 2010-12-31 | LED lamp tube for indoor illumination |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202024123U true CN202024123U (en) | 2011-11-02 |
Family
ID=44849072
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206958473U Expired - Lifetime CN202024123U (en) | 2010-12-31 | 2010-12-31 | LED lamp tube for indoor illumination |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202024123U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104344231A (en) * | 2013-07-24 | 2015-02-11 | 云光科技股份有限公司 | Lighting device |
| CN108292033A (en) * | 2015-10-20 | 2018-07-17 | 飞利浦照明控股有限公司 | Optical system, methods and applications |
-
2010
- 2010-12-31 CN CN2010206958473U patent/CN202024123U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104344231A (en) * | 2013-07-24 | 2015-02-11 | 云光科技股份有限公司 | Lighting device |
| CN108292033A (en) * | 2015-10-20 | 2018-07-17 | 飞利浦照明控股有限公司 | Optical system, methods and applications |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111102 |
|
| CX01 | Expiry of patent term |