CN203836855U - Lighting device for light guide lighting system - Google Patents
Lighting device for light guide lighting system Download PDFInfo
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- CN203836855U CN203836855U CN201420290655.2U CN201420290655U CN203836855U CN 203836855 U CN203836855 U CN 203836855U CN 201420290655 U CN201420290655 U CN 201420290655U CN 203836855 U CN203836855 U CN 203836855U
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- reflector
- light
- lighting system
- reflecting surface
- lighting equipment
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Abstract
The utility model discloses a lighting device for a light guide lighting system. The lighting device for the light guide lighting system comprises a light guide tube, a first reflector with a concave reflecting surface, and a second reflector with a convex reflecting surface. The first reflector is provided with a light hole, and the reflecting surface of the second reflector faces right towards the second reflector; light is reflected from the first reflector to the second reflector and then enters the light guide tube through the light hole. According to the lighting device for the light guide lighting system, the first reflector converges light, which is emitted onto the reflecting surface of the first reflector, onto the reflecting surface of the second reflector; the second reflector converts sunlight converged from different directions into parallel light and then the parallel light is incident to the light hole, so that converging and collimating effects on the sunlight can be achieved, the number of times of reflection of light inside the light guide tube can be reduced, light attenuation can be reduced, the light utilization rate can be improved, and ideal lighting effects can be obtained; the light guide tube only needs to adapt to the convex surface of the second reflector in size, so that the size of the light guide tube can be reduced, the manufacturing cost can be saved, and popularization and application of the light guide lighting system can be facilitated.
Description
Technical field
The utility model relates to a kind of lighting equipment, particularly a kind of lighting equipment for optical lighting system.
Background technology
Optical lighting system is a kind of novel lighting apparatus, its system principle is by redistributing in the available light import system outside lighting equipment collection chamber, again after the light conducting cylinder transmission of special facture and strengthening by the diffusing device of system bottom indoor being irradiated to of the natural daylight uniform high-efficiency place that needs light, the special lighting effect that obtains being brought by natural daylight.Owing to adopting sunshine direct illumination, not electric consumption, this has just reduced the fossil fuel environmental issue of bringing of generating electricity.Also avoided the mercury pollution bringing as fluorescent lamp, electricity-saving lamp after manufacturing and abandoning, also the environmental pollution of having avoided photovoltaic cell to bring in manufacture monocrystalline or polysilicon, optical lighting system is compared with traditional illuminator, having good development prospect and wide application, is the lighting system of real energy-saving and environmental protection, green.
The lighting equipment of existing optical lighting system generally comprises the transparent dome skylight that can see through for light and the light conducting cylinder that can supply light reflection, light often needs just can enter indoor through the multiple reflections of light conducting cylinder from dome skylight is shining into, will cause most of light attenuation if light conducting cylinder length is long, make effective sunlight deficiency, do not reach desirable illuminating effect; And the size of light conducting cylinder need adapt with the size of dome skylight, has increased the cost of optical lighting system, is unfavorable for applying.
Therefore, be necessary the lighting equipment of existing optical lighting system to improve, can reduce the order of reflection of light in light conducting cylinder, reduce the attenuation degree of light, improve light utilization, reach desirable illuminating effect, be conducive to reduce the size of light conducting cylinder simultaneously, reduce cost, be beneficial to applying of optical lighting system.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of lighting equipment of optical lighting system, can reduce the order of reflection of light in light conducting cylinder, reduce the attenuation degree of light, improve light utilization, reach desirable illuminating effect, be conducive to reduce the size of light conducting cylinder simultaneously, reduce cost, be beneficial to applying of optical lighting system.
Lighting equipment for optical lighting system of the present utility model, comprise light conducting cylinder, also comprise that reflecting surface is the first reflector of concave surface and the second reflector that reflecting surface is convex surface, described the first reflector is provided with loophole, the reflecting surface of described the second reflector is just to described loophole, and light enters described light conducting cylinder by described loophole from described the first reflector reflexes to described the second reflector.
Further, described loophole is located at the centre of described the first reflector, and the summit of described the second reflector reflecting surface overlaps with the focus of described the first reflector reflecting surface.
Further, described the first reflector and the second reflector include bowl-shaped body and form the reflecting layer of reflecting surface, the ratio of the aperture area of the described bowl-shaped body of described the first reflector and the second reflector is 100-500, and the size of the size of described loophole and described the second reflector is suitable.
Further, described reflecting layer is aluminum plating reflective membrane or silvered mirror surface glass.
Further, lighting equipment also comprises for the base of fixing described the first reflector and for driving described base generation single-degree-of-freedom to rotate so that the angle-adjusting mechanism of described the first reflector, the second reflector adaptation direct sunlight angle.
Further, described angle-adjusting mechanism is the compression cylinder that is symmetrically set in two ends, described base below, and described compression cylinder drives described base single-degree-of-freedom to rotate by the rectilinear motion of piston rod.
Further, lighting equipment also comprises the transparent dome skylight that covers on described the first reflector top, and described dome skylight is fixedly connected with the second reflector by connecting rod.
Further, the inwall of described dome skylight is provided with antiultraviolet coating.
Further, the inwall of described light conducting cylinder is provided with reflectance coating.
The beneficial effects of the utility model: the lighting equipment for optical lighting system of the present utility model, the first reflector will be irradiated to the sunlight of its reflecting surface to the reflecting surface of the second reflector, the second reflector becomes the sunshine of all directions of convergence into directional light and reenters and be mapped to loophole, thereby sunshine is formed and assembled and collimating effect, can reduce the order of reflection of light in light conducting cylinder, reduce the attenuation degree of light, improve light utilization, reach desirable illuminating effect; Adopt this structure, the size of light conducting cylinder only need adapt with the convex surface size of the second reflector, is conducive to reduce the size of light conducting cylinder, reduces cost, is beneficial to applying of optical lighting system.
Brief description of the drawings
Below in conjunction with drawings and Examples, the utility model is further described:
Fig. 1 is structural representation of the present utility model.
Detailed description of the invention
Fig. 1 is structural representation of the present utility model, as shown in the figure: the lighting equipment for optical lighting system of the present embodiment, comprise light conducting cylinder 1, also comprise that reflecting surface is the first reflector 2 of concave surface and the second reflector 3 that reflecting surface is convex surface, described the first reflector 2 is provided with loophole 21, the reflecting surface of described the second reflector 3 is just to described loophole 21, and light (being light transmition direction with the dotted line of arrow in figure) enters described light conducting cylinder 1 by described loophole 21 from described the first reflector 2 reflexes to described the second reflector 3; The reflecting surface of the first reflector 2, the second reflector 3 is parabola; The first reflector 2 will be irradiated to the sunlight of its reflecting surface to the reflecting surface of the second reflector 3, the second reflector 3 becomes the sunshine of all directions of convergence into directional light and reenters and be mapped to loophole 21, thereby sunshine is formed and assembled and collimating effect, can reduce the order of reflection of light in light conducting cylinder 21, reduce the attenuation degree of light, improve light utilization, reach desirable illuminating effect; Adopt this structure, the size of light conducting cylinder 1 only need adapt with the convex surface size of the second reflector 3, is conducive to reduce the size of light conducting cylinder 1, reduces cost, is beneficial to applying of optical lighting system.
In the present embodiment, described loophole 21 is located at the centre of described the first reflector 2, and the summit of described the second reflector 3 reflectings surface overlaps with the focus of described the first reflector 2 reflectings surface; The summit of the second reflector 3 reflectings surface is convex surface outermost point; Beeline between the first reflector 2 reflectings surface and the second reflector 3 reflectings surface is the focal length of the first reflector 2 reflectings surface, strengthens the reflecting effect of the second reflector 3, improves illumination utilization rate.
In the present embodiment, described the first reflector 2 and the second reflector 3 include bowl-shaped body and form the reflecting layer of reflecting surface, the ratio of the aperture area of the described bowl-shaped body of described the first reflector 2 and the second reflector 3 is 250, and the size of the size of described loophole 21 and described the second reflector 3 is suitable; The second reflector 3 is unsuitable excessive, enters the first reflector 2 otherwise affect light; Opening is the concave surface of bowl-shaped body; Light conducting cylinder 1 is preferably cylinder, and its sectional area enough sees through light out from loophole 21; Dwindle to greatest extent the size of loophole 21, be conducive to reduce the size of light conducting cylinder 1, reduce cost.
In the present embodiment, described reflecting layer is aluminum plating reflective membrane; Reflector thickness is chosen as 0.5-3.0mm, the low cost of manufacture of aluminum plating reflective membrane, and reflecting effect is good, long service life, energy-saving and environmental protection.
In the present embodiment, this lighting equipment also comprise for the base 4 of fixing described the first reflector 2 and for driving described base 4 to produce that single-degree-of-freedom is rotated so that described the first reflector 2, the second reflector 3 adapt to the angle-adjusting mechanism of direct sunlight angle; The modes such as the first reflector 2 can be by being spirally connected, clamping are fixed on base 4; The single-degree-of-freedom of base 4 is rotated the position that can adapt to the sun and is moved, and preferably rotates westerly from east, to regulate according to position of sun, thereby realizes the best operating condition of daylighting, improves the efficiency of this lighting equipment; Angle-adjusting mechanism can be automatic controls, can be also manual control mechanism, as long as can realize angle adjustment.
In the present embodiment, described angle-adjusting mechanism is the compression cylinder 5 that is symmetrically set in described base 4 two ends, below, and described compression cylinder 5 drives described base 4 single-degree-of-freedoms to rotate by the rectilinear motion of piston rod 51; Compression cylinder 5 at least arranges two, and is located at respectively base 4 two ends; Compression cylinder 5 can be driven by motor, also can be by people's hand-drive, and when piston rod 51 extension elongations of two compression cylinders 5 can make base 4 produce when inconsistent, thereby drive the first reflector 2, the second reflector 3 to adapt to direct sunlight angle; Using in motor-driven situation, can also be by setting up controlling organization, with stretching according to the different auto-controlling piston bars 51 of period.
In the present embodiment, this lighting equipment also comprises the transparent dome skylight 6 that covers on described the first reflector 2 tops, and described dome skylight 6 is fixedly connected with the second reflector 3 by connecting rod 7; Dome skylight 6 is curved, can be connected on base 4, and keep the sealing of junction, plays and prevents that introduced contaminants, rainwater from entering the effect of light conducting cylinder 1; Connecting rod 7 is a rigid rod, can be one-body molded with dome skylight 6; Connecting rod 7 ends form screw-rod structure, and the non-reflecting surface of the second reflector 3 is provided with screw, and the two is spirally connected, and are convenient to install, dismantle.
In the present embodiment, the inwall of described dome skylight 6 is provided with antiultraviolet coating; Ultraviolet ray filtering, is beneficial to health.
In the present embodiment, the inwall of described light conducting cylinder 1 is provided with reflectance coating 1a; Reflectance coating 1a can be the silvered mirror surface glass being bonded on light conducting cylinder 1, is convenient to arrange.
Finally explanation is, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement the technical solution of the utility model, and not departing from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of claim scope of the present utility model.
Claims (9)
1. the lighting equipment for optical lighting system, comprise light conducting cylinder, it is characterized in that: also comprise that reflecting surface is the first reflector of concave surface and the second reflector that reflecting surface is convex surface, described the first reflector is provided with loophole, the reflecting surface of described the second reflector is just to described loophole, and light enters described light conducting cylinder by described loophole from described the first reflector reflexes to described the second reflector.
2. the lighting equipment for optical lighting system according to claim 1, is characterized in that: described loophole is located at the centre of described the first reflector, the summit of described the second reflector reflecting surface overlaps with the focus of described the first reflector reflecting surface.
3. the lighting equipment for optical lighting system according to claim 2, it is characterized in that: described the first reflector and the second reflector include bowl-shaped body and form the reflecting layer of reflecting surface, the ratio of the aperture area of the described bowl-shaped body of described the first reflector and the second reflector is 100-500, and the size of the size of described loophole and described the second reflector is suitable.
4. the lighting equipment for optical lighting system according to claim 3, is characterized in that: described reflecting layer is aluminum plating reflective membrane or silvered mirror surface glass.
5. according to the lighting equipment for optical lighting system described in any one in claim 1 to 4, it is characterized in that: lighting equipment also comprises for the base of fixing described the first reflector and for driving described base generation single-degree-of-freedom to rotate so that the angle-adjusting mechanism of described the first reflector, the second reflector adaptation direct sunlight angle.
6. the lighting equipment for optical lighting system according to claim 5, it is characterized in that: described angle-adjusting mechanism is the compression cylinder that is symmetrically set in two ends, described base below, and described compression cylinder drives described base single-degree-of-freedom to rotate by the rectilinear motion of piston rod.
7. the lighting equipment for optical lighting system according to claim 5, is characterized in that: lighting equipment also comprises the transparent dome skylight that covers on described the first reflector top, and described dome skylight is fixedly connected with the second reflector by connecting rod.
8. the lighting equipment for optical lighting system according to claim 7, is characterized in that: the inwall of described dome skylight is provided with antiultraviolet coating.
9. the lighting equipment for optical lighting system according to claim 5, is characterized in that: the inwall of described light conducting cylinder is provided with reflectance coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420290655.2U CN203836855U (en) | 2014-06-03 | 2014-06-03 | Lighting device for light guide lighting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420290655.2U CN203836855U (en) | 2014-06-03 | 2014-06-03 | Lighting device for light guide lighting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203836855U true CN203836855U (en) | 2014-09-17 |
Family
ID=51514690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420290655.2U Expired - Fee Related CN203836855U (en) | 2014-06-03 | 2014-06-03 | Lighting device for light guide lighting system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203836855U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108800031A (en) * | 2018-07-13 | 2018-11-13 | 重庆和其光光电科技有限公司 | A kind of solar energy light guide energy efficient lighting system |
| CN117072911A (en) * | 2023-09-12 | 2023-11-17 | 江苏创导光电科技有限公司 | Constant-light illumination dimming device and dimming method |
| US11959630B2 (en) | 2019-08-08 | 2024-04-16 | Sgm Light A/S | Lighting device with motorised collimation control |
-
2014
- 2014-06-03 CN CN201420290655.2U patent/CN203836855U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108800031A (en) * | 2018-07-13 | 2018-11-13 | 重庆和其光光电科技有限公司 | A kind of solar energy light guide energy efficient lighting system |
| CN108800031B (en) * | 2018-07-13 | 2023-08-18 | 重庆和其光光电科技有限公司 | Solar light guide energy-saving lighting system |
| US11959630B2 (en) | 2019-08-08 | 2024-04-16 | Sgm Light A/S | Lighting device with motorised collimation control |
| CN117072911A (en) * | 2023-09-12 | 2023-11-17 | 江苏创导光电科技有限公司 | Constant-light illumination dimming device and dimming method |
| CN117072911B (en) * | 2023-09-12 | 2024-03-08 | 江苏创导光电科技有限公司 | Constant-light illumination dimming device and dimming method |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140917 Termination date: 20180603 |
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| CF01 | Termination of patent right due to non-payment of annual fee |