CN201429018Y - Light conductive lighting system with light switch - Google Patents
Light conductive lighting system with light switch Download PDFInfo
- Publication number
- CN201429018Y CN201429018Y CN2009201642293U CN200920164229U CN201429018Y CN 201429018 Y CN201429018 Y CN 201429018Y CN 2009201642293 U CN2009201642293 U CN 2009201642293U CN 200920164229 U CN200920164229 U CN 200920164229U CN 201429018 Y CN201429018 Y CN 201429018Y
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- liquid crystal
- lighting
- photoswitch
- light
- optical illumination
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Abstract
The utility model discloses a light conductive lighting system with a light switch. The lighting system comprises a lighting device, a light guiding device connected with the lighting device, a lightdiffuser connected with the other end of the light guiding device, and a liquid crystal switch device arranged in the light guiding device. The lighting device can be a dome-type lighting cover, and asolar cell panel can be arranged on the top end of the lighting cover or in the light guiding tube. The solar cell panel provides electricity for the liquid crystal switch device and also can be connected with an accumulator to store the electricity to provide night lighting. The system can control the indoor light intensity with an automatic mode or a manual mode according to indoor lighting demands, and enables the indoor rooms to have soft light all long.
Description
Technical field
The present invention relates to a kind of optical illumination system with photoswitch, it can be with outdoor sunshine through gathering and reach the indoor illumination that is used for.
Background technology
Indoor lighting generally is that building is had window at present, and is by window that outside sunshine introducing is indoor, and for sealing the directly building of daylighting, its room lighting generally is to adopt lighting.Illuminating lamp had in use both been wasted electric energy, had potential safety hazard again, and particularly for some job shops, environment such as market are particularly evident.The illumination of electric energy can only provide the illumination than single wavelength in addition, and the bands of a spectrum broad of the emission spectrum of sunshine makes people feel more comfortable with sun light lighting.
For sunshine is introduced in the building of directly daylighting, people have invented tubular type skylight illuminator.United States Patent (USP) 5502935,6219977,6256947,6363667 etc., a kind of femerell device is all disclosed separately, its basic structure all is to establish a skylight on the roof, is connected to light hole on the ceiling by photoconductive tube, at the light hole place one diffusing globe is set.Its operation principle is that light enters pipeline by the roof light transmission device, through shining on the diffusing globe by the light hole on the ceiling after the reflection for several times, provides illumination in the inlet chamber then in pipeline.Different is, the inventor is doing improvement to some structure in the system in the patent separately, as, sunlight collecting device, photoconduction transmission pipeline etc., thereby improves the lighting efficiency and the practicality of system.Because certain needs, people need change indoor intensity of illumination, so this lighting system in use needs a switch and can be used for regulating light quantity by in system's inlet chamber.
United States Patent (USP) 7082726 discloses a kind of butterfly valve structure, and this butterfly valve is placed in the photoconductive tube.This butterfly valve adopts two semicircle blades that can sway to form, and blade is in the same plane when two blades open simultaneously, and this plane is vertical in the axis direction of photoconductive tube, so just photoconductive tube has been closed.When two semicircle blades were packed up simultaneously, two blades were overlapping and along the photoconductive tube axis direction, photoconductive tube is just opened like this.The gear of linking on the motor that moves through of blade is controlled, and the operating voltage of this butterfly valve is between the 100-270 volt.
Yet this butterfly valve structure of mechanical shutter of utilizing has its intrinsic defective, what of the logical light quantity of photoconductive tube at first this valve control by blade along the direction of rotation of axle, when opening fully, blade has certain area owing to it, and the light in the photoconductive tube is not to propagate along the direction that is parallel to axle fully, will make so a part of light owing to reason losses such as reflected refraction on the jackshaft of blade and mechanical switch; Also can there be the problems such as not tight, multiple switching rear blade easy deformation that are in the light in the blade damper of mechanical switch simultaneously.The operating voltage of this machinery valve is higher, and certain potential safety hazard is arranged.Simultaneously because this device is also to have problems such as being unfavorable for maintenance in pipeline.
Summary of the invention
It is big to the present invention is directed to the light loss consumption that the mechanical switch of existing solar light collection and conducting system exists, and opens to fit badly, and problem such as easy care does not propose a kind of implementation.The purpose of this scheme is to provide a kind of optical illumination system with photoswitch, and this system has a convenient switching device effectively, and it utilizes the electric energy of solar cell to drive a liquid crystal shutter device.This switching device can be a printing opacity liquid crystal panel, and it utilizes the photoelectric characteristic of liquid crystal to obtain a light effective switch.
The present invention includes a kind of optical illumination system with photoswitch, its structure comprises a lighting equipment at least, connects the photoconductive tube of this lighting equipment, and connects the photoconductive tube other end and insert the indoor diffuser that is used to throw light on.Described lighting equipment can be a dome type dome skylight, and described dome skylight top can be provided with a solar panel, and this solar panel can link to each other with switching device, and its electric energy can be used to the driving switch device.This solar panel also can connect a battery, and the electric energy of battery stores can be connected the illumination to be used for when night or sunlight are more weak with lighting.
Described solar panel can be arranged on the position of the top sunshine direct projection of dome skylight, and solar panel can obtain maximum photoelectric current like this.
The open top end of described photoconductive tube can connect a flashing board, and this flashing board is arranged on the roof, and described lighting equipment can be fastened on this flashing board.
The bottom open end of described photoconductive tube connects a diffuser, and this diffuser can adopt the structure of lens type, also can adopt the structure of Fresnel Lenses formula, so that the indoor light uniformly that obtains.
Described photoconductive tube inwall is through polishing grinding or electroplate high efficiency reflectorized material or post the reflective film of high reflectance, the loss that this can reduce sunshine when propagating in photoconductive tube.
Described switching device can be placed on the open top end of photoconductive tube, the bottom that also can be placed on photoconductive tube promptly with the ceiling junction, even can be placed on junction in the middle of the photoconductive tube.
Described switching device comprises a liquid crystal panel at least, the drive circuit of liquid crystal panel, control circuit and with being connected and seal member of photoconductive tube.
Described liquid crystal panel is to be made of glass plate holder one deck liquid crystal of two layers of thin at least, and this liquid crystal panel can be a disc, also can be other shape.What liquid crystal panel adopted here is high molecule liquid crystal, also can be twisted nematic liquid crystal, and supertwist is to row or other liquid crystal.Described liquid crystal electrode can become parallel long strip or lattice-like to arrange on liquid crystal panel.
The control circuit of described liquid crystal panel is used for controlling the state of liquid crystal, liquid crystal panel is a pellucidity when not powering on, the i.e. state that is in out of this photoswitch, when liquid crystal is in power-up state, liquid crystal molecule twists the light that shines on the liquid crystal molecule can not be passed through, and therefore can make logical light of part or all of liquid crystal or closure by circuit control.
Described control circuit is used for receiving instruction, controls the on off state of liquid crystal panel then according to the instruction that receives.This instruction can be that the people is that the instruction of sending also can be voltage or the current signal that solar cell receives.Described artificial instruction can be sent by wired control box or Digiplex.Simultaneously, on control circuit, also a network interface can be left, the on off state of a plurality of illuminators can be controlled by network.
Described lighting is placed on the position of photoconductive tube near diffuser, this lighting can be by the storage battery power supply that is connected with solar panel, when the light in entering photoconductive tube can not be satisfied the demand, lighting provided floor light thus, or provided illumination at night.Described illuminating lamp can also be done circlewise, place diffuser the below, can make up with diffuser, obtain both artistic and practical effect.Its on off state can be controlled according to the variation of illumination automatically by drive circuit, also can manually be controlled by the people.
The invention discloses a sunlight collection and conducting system, it comprises a lighting equipment, described lighting equipment includes semicircle shape dome and flashing board, this lighting equipment lower end is connected with photoconductive tube, the lower end of this photoconductive tube is connected with diffuser, one solar panel is arranged at the top that it is characterized in that described dome, and a liquid crystal shutter device is arranged in the photoconductive tube.Operation principle is, utilizes the solar cell that is installed on system's dome skylight that conversion of solar energy is become electric energy, and the characteristics of utilizing the orientation of liquid crystal molecule in same electric field not to change are made an optical switch device.Solar cell can provide work required electric energy for switching device, also can be lighting power supply.This lighting can be used for evening illumination or the outdoor light additional illumination when dark.When described liquid crystal shutter device when not powering on, it is a transparent glass plate, the state that is out of this device when the instruction of closing to this device one, can be controlled by drive circuit and to make this liquid crystal panel be in partially or completely closing state this moment.
A kind of optical illumination system of the present invention with photoswitch, its advantage and effect are: adopt advanced optoelectronic device to control the light quantity of going into of optical illumination system more effectively on the basis of conventional light guides system, and in conjunction with a plurality of supplementary measures, control more flexible and changeablely, can provide only illumination to select according to indoor environment.
Description of drawings
Fig. 1 is the structural representation of embodiment of the present invention one
Fig. 2 is the Circuits System schematic diagram of the switching device of embodiment one
Fig. 3 is the structural representation of embodiment of the present invention two
Fig. 4 is the Circuits System schematic diagram of the switching device of embodiment of the present invention two
Fig. 5 is the structural representation of embodiment of the present invention three
Fig. 6 is the structural representation of embodiment of the present invention four
Among the figure:
10 optical illumination systems; 20 lighting equipments; 21 domes; 22 flashing board surrounding edges; 23 flashing board ring limits; 30 roofs; 40 photoconductive tubes; 50 switching devices; 51 liquid crystal panels; 52,53 control circuits; 54 solar panels; 541 batteries; 55 manual control panels; 551 gears; 56 remote controllers; 60 ceilings; 70 diffusers; 80 lightings
The specific embodiment
Below, be described with reference to the accompanying drawings embodiments of the present invention.
(embodiment one)
Fig. 1 is one one kinds of schematic diagrames with the optical illumination system 10 of photoswitch of embodiment of the present invention.This system comprises a lighting equipment 20 at least, and the photoconductive tube 40 that these lighting equipment 20 lower ends connect, this photoconductive tube 40 extend downward diffuser 70 indoor and that connect.
In the present embodiment, lighting equipment 20 comprises a dome 21 and the surrounding edge 22 of the flashing board that links to each other with dome 21 and be connected to the flashing board ring limit 23 on roof.Flashing board surrounding edge 22 provides structural support for dome 21, and this flashing board structure is all can use in wooden roof and the brick system roof or the roof of other structure.
Settle a solar panel 54 near dome 21 tops the dome skylight, this position can be arrived by the solar noon sun light direct beam.This solar panel 54 connects a battery 541, and the electric energy that is obtained by solar panel 54 can store like this, and the electric energy of storage is used for driving switch device 50 and provides power supply for illuminating lamp 80.
The liquid crystal panel 51 of switching device 50 of the present invention can be placed on the plane perpendicular to the axis direction of photoconductive tube 40, the position that liquid crystal panel 51 is installed is more flexible, top and bottom opening place that it can be placed in photoconductive tube 40 can also be placed on the middle part of photoconductive tube 40.
Fig. 2 is the structural representation of embodiment of the present invention one switching device 50, and this switching device 50 comprises control circuit 52,53, solar panel 54, battery 541, manual control panel 55 and the remote controller 56 of a liquid crystal panel 51, liquid crystal panel 51.When mounted, liquid crystal panel 51 can be positioned on the plane with photoconductive tube 40 axis normal, during light in needing conditioning chamber, can give control circuit 53 instructions by manual control panel 55 or remote controller 56, control circuit 52,53 be controlled the switch and the closure state of liquid crystal panel 51.Manually on the control panel various gears 551 are arranged, by select for use different gear 551 progressively regulator solution crystal panel 51 make photoconductive tube 40 be in the part closed condition.Simultaneously, can also reserve a network interface on control circuit, this interface is connected on the computer, when a plurality of systems need control simultaneously, can provide dependent instruction by the computer unification, can control the closure state of a plurality of switches so more effectively.
Described liquid crystal panel 51 is to be made of glass plate holder one deck liquid crystal of two layers of thin at least, and this liquid crystal panel 51 can be a disc, also can be other shape.What liquid crystal panel 51 adopted here is high molecule liquid crystal, also can be twisted nematic liquid crystal, and supertwist is to the liquid crystal of row or other type.It also can be the form of lattice structure that pattern on the described liquid crystal panel 51 can adopt bar shaped to arrange.
When liquid crystal panel 51 was in not power-up state, liquid crystal panel 51 was transparent, at this moment the state that is in out of this liquid crystal shutter device 50.When providing instruction by manual control panel 55 or remote controller 56, control circuit 52,53 is controlled according to different instructions and is made liquid crystal panel 51 be in different on off states.And when providing out code, all whole liquid crystal panels all can become closed condition, and liquid crystal shutter device 50 just is in closed condition like this.
When this system 10 works, can in control circuit 52,53, set a certain triggering signal value, the curtage signal of solar panel 54 during this triggering signal value correspondence sunlight direct projection.The curtage signal of solar panel 54 is linked into an input of control circuit 52,53 as detectable signal, when the detectable signal that derives from solar panel 54 surpasses this specific trigger signal, liquid crystal panel 51 will be closed automatically, when detectable signal value during less than the signal value set, liquid crystal panel 51 is all opened.Can control the intensity of illumination in the inlet chamber in this way automatically, make the illumination in the room more even.Thus, also can set a plurality of triggering signal values, make the different on off state of its respectively corresponding switching device 50.
(embodiment two)
Fig. 3 is 21 kinds of schematic diagrames with the optical illumination system 10 of photoswitch of embodiment of the present invention.The difference of present embodiment and embodiment one is that system 10 comprises that also one is positioned over the lighting 80 in the photoconductive tube 40 in the present embodiment, and this lighting 80 can be by battery 541 power supplies that are connected with solar panel 54.
Fig. 4 is the structural representation of embodiment of the present invention two switching devices 50.In the present embodiment, switching device 50 comprises a liquid crystal panel 51; Control circuit 52,53; Solar panel 54; Battery 541; Lighting 80; Manual control panel 55 and remote controller 56.
The on off state of lighting 80 is controlled automatically by control circuit 52,53, also can manually be controlled by the people.When this lighting 80 is controlled automatically, to at first set a trigger value, when the detectable signal that derives from solar panel 54 surpasses this specific trigger signal value, system opens lighting 80 automatically and replenishes indoor light, when the detectable signal that derives from solar panel 54 during less than this specific trigger signal value, lighting 80 is in closed condition.In use still can manually control the on off state of lighting 80.The structure of present embodiment other parts, function and implementation result are identical with embodiment one, and this does not give unnecessary details.
(embodiment three)
Fig. 5 is 31 kinds of schematic diagrames with the optical illumination system 10 of photoswitch of embodiment of the present invention.The difference of present embodiment and embodiment one is that the solar panel 54 of system 10 is placed on photoconductive tube 40 inside in the present embodiment.
The structure of present embodiment other parts, function and implementation result are identical with embodiment one, and this does not give unnecessary details.
(embodiment four)
Fig. 6 is 41 kinds of schematic diagrames with the optical illumination system 10 of photoswitch of embodiment of the present invention.The difference of present embodiment and embodiment two is that the solar panel 54 of system 10 is placed on photoconductive tube 40 inside in the present embodiment.
The structure of present embodiment other parts, function and implementation result are identical with embodiment three, and this does not give unnecessary details.
A kind of sunlight collecting of the present invention and transmitting device can provide large-area room lighting, can also be used for other lighting use.
Although the front has illustrated specific embodiment of the present invention, it will be understood by those of skill in the art that under the situation of the spirit and scope that do not break away from appended claims, can make a lot of modifications to the present invention and substitute and revise.
Claims (11)
1. optical illumination system with photoswitch, its structure comprises a lighting equipment at least, described lighting equipment includes circular-arc dome and flashing board, this lighting equipment lower end is connected with photoconductive tube, and the lower end of this photoconductive tube is connected with diffuser, it is characterized in that: be provided with a solar panel, and be provided with a liquid crystal shutter device in the photoconductive tube, described liquid crystal shutter device comprises at least one liquid crystal panel, the control circuit of liquid crystal panel and with being connected and seal member of photoconductive tube.
2. a kind of optical illumination system with photoswitch according to claim 1 is characterized in that described solar panel is arranged on the top of dome.
3. a kind of optical illumination system with photoswitch according to claim 1 is characterized in that described solar panel is arranged in the photoconductive tube.
4. according to claim 1 or 2 or 3 described a kind of optical illumination systems, it is characterized in that described solar panel connects a battery with photoswitch.
5. according to claim 1 or 2 or 3 described a kind of optical illumination systems, it is characterized in that described liquid crystal shutter device also comprises a manual control panel or a remote controller with photoswitch.
6. according to claim 1 or 2 or 3 described a kind of optical illumination systems, it is characterized in that described liquid crystal shutter device also comprises a network connection port with photoswitch, can be by this port by the closure state of computer networking gauge tap.
7. a kind of optical illumination system with photoswitch according to claim 1 is characterized in that also can comprising a lighting in photoconductive tube inside.
8. a kind of optical illumination system with photoswitch according to claim 7 is characterized in that lighting is positioned over the diffuser edge lower part.
9. according to claim 7 or 8 described a kind of optical illumination systems, it is characterized in that described lighting by the unified control of liquid crystal shutter device, also can manually control with photoswitch.
10. according to claim 7 or 8 described a kind of optical illumination systems, it is characterized in that described lighting can be powered by external circuit with photoswitch.
11. a kind of optical illumination system with photoswitch according to claim 1 is characterized in that described liquid crystal shutter device can be powered by external circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201642293U CN201429018Y (en) | 2009-07-15 | 2009-07-15 | Light conductive lighting system with light switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201642293U CN201429018Y (en) | 2009-07-15 | 2009-07-15 | Light conductive lighting system with light switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201429018Y true CN201429018Y (en) | 2010-03-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201642293U Expired - Fee Related CN201429018Y (en) | 2009-07-15 | 2009-07-15 | Light conductive lighting system with light switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201429018Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104949054A (en) * | 2014-03-26 | 2015-09-30 | 盛旦节能技术(北京)有限公司 | Daylight illuminating device with multifunctional box |
| CN105051449A (en) * | 2013-01-30 | 2015-11-11 | 皇家飞利浦有限公司 | Lighting device for a light guiding assembly |
| CN107101175A (en) * | 2017-05-20 | 2017-08-29 | 禹州市银星专用磨料有限公司 | One kind detection Brown Alundum purity laboratory energy-saving lighting system |
-
2009
- 2009-07-15 CN CN2009201642293U patent/CN201429018Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105051449A (en) * | 2013-01-30 | 2015-11-11 | 皇家飞利浦有限公司 | Lighting device for a light guiding assembly |
| CN104949054A (en) * | 2014-03-26 | 2015-09-30 | 盛旦节能技术(北京)有限公司 | Daylight illuminating device with multifunctional box |
| CN104949054B (en) * | 2014-03-26 | 2017-11-10 | 盛旦节能技术(北京)有限公司 | A kind of daylight-illumination device with Multifunctional box |
| CN107101175A (en) * | 2017-05-20 | 2017-08-29 | 禹州市银星专用磨料有限公司 | One kind detection Brown Alundum purity laboratory energy-saving lighting system |
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Legal Events
| 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100324 Termination date: 20180715 |