CN103486534B - Integrated light-guide lighting system with dustproof and ventilative function - Google Patents
Integrated light-guide lighting system with dustproof and ventilative function Download PDFInfo
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- CN103486534B CN103486534B CN201310423336.4A CN201310423336A CN103486534B CN 103486534 B CN103486534 B CN 103486534B CN 201310423336 A CN201310423336 A CN 201310423336A CN 103486534 B CN103486534 B CN 103486534B
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Abstract
The invention discloses an integrated light-guide lighting system with a dustproof and ventilative function. The integrated light-guide lighting system comprises a light collection cover (1), a light guide tube (5) and a diffuser (6), the light collection cover (1) is connected on a rainproof cap (2) which is connected with the light guide tube (5) through a ring, an opening end at the bottom of the light guide tube (5) is connected with the diffuser (6), an antistatic multilayer polymer reflection film is coated on the inner wall of the light guide tube (5) and composed of polyethylene naphthalate, polymethyl methacrylate and poly 3,4-dioxy ethylthiphene, and the system further comprises a pipeline fan (3), an air outlet (4) and air inlets (7). The integrated light-guide lighting system has a ventilative function and a dustproof function.
Description
Technical field
The present invention relates to a kind of optical lighting system, particularly a kind of integrated optical lighting system with dustproof ventilated function.
Background technology
Room lighting is the important component part of indoor environment, and sufficient room lighting is conducive to the activity safety of people and comfortable life.Optical lighting system and sunshine import illuminator, are a kind of emerging environmental-protection lighting systems.This system primarily of dome skylight, light pipe and diffusing globe three part composition.Its system principle is by redistributing in dome skylight highly effective gathering available light import system, after the light pipes transmit and strengthening of special facture, by the diffusing device of system bottom natural daylight uniform high-efficiency is irradiated to any place needing light again, obtains the special lighting effect brought by natural daylight.
The photoconductive tube diameter of common optical lighting system is comparatively large, generally between 250mm to 600mm, needs to take a lot of interior space and the surface of conventional reflector film is difficult to carry out dust-proof process.If light pipe is used as ventilation shaft, so in the short time, inwall will adhere to last layer dust, causes reflection efficiency significantly to decline, thus has influence on the illuminating effect of whole optical lighting system.A kind of optical lighting system that light pipe can be allowed to take into account ventilation function is not also had to occur at present on the market.
Summary of the invention
The object of the invention is to propose a kind of integrated optical lighting system with dustproof ventilated function for above-mentioned technical problem.
The object of the invention can be achieved through the following technical solutions:
A kind of integrated optical lighting system with dustproof ventilated function, comprise dome skylight, rainhat, pipeline fan, air outlet, light pipe, diffusing globe and air inlet, dome skylight is connected on rainhat, rainhat is connected with light pipe by a ring, the bottom open end of light pipe is connected with diffusing globe, and rainhat side is connected with pipeline fan, and the other end of pipeline fan connects air outlet, air outlet is equipped with controlled closing device, and the rear end of air inlet is connected with diffusing globe side or end face.Air inlet junction should be leaned on above diffusing globe as far as possible, in order to avoid affect the propagation of light.Rainhat has double-decker, and double-deck gap is gas channel, and top, double-deck gap is connected with dome skylight inner chamber.
Light pipe base material is the aluminium alloy plate of inwall polishing, light pipe inwall coating antistatic reflectance coating, antistatic reflectance coating is made up of basic unit and top layer, top layer is positioned at substrate surface, basic unit is made up of the poly (ethylene naphthalate) film and polymethyl methacrylate film repeating alternately superposition, and the bottom of basic unit and top layer are all poly (ethylene naphthalate) films; Top layer is poly-3,4 ethylenedioxythiophene films.In basic unit, the thickness of every strata (ethylene naphthalate) film is 0.07 ~ 0.09 micron, the thickness of every layer of polymethyl methacrylate film is 0.09 ~ 0.11 micron, the total number of plies repeating alternately superposition is 301 ~ 3001 layers, is preferably 501 ~ 2001 layers, most preferably is 2001 layers.To be gross thickness be on top layer poly-3, the 4 ethylenedioxythiophene films of 20 ~ 35 microns, its number of plies can be 1 layer or multilayer.The number of plies repeating alternately superposition is higher, and reflecting effect is better, can adjust according to actual needs during making.
In order to strengthen dust-proof effect, poly-3,4 ethylenedioxythiophene films need adulterate when making ethylene glycol, and ethylene glycol is 0.1 ~ 10:100 with the weight ratio of poly-3,4 ethylenedioxythiophene films, and preferred weight ratio is 0.7 ~ 1.1:100.
In order to improve indoor air quality and the dust content reduced in light pipe, air inlet needs to install air cleaner, and air cleaner can be the combination of one or more in roughing efficiency air filter, medium effeciency filter and prefiltering net.
The installation site of air inlet and air outlet can exchange, and what this depended on installation is air inlet system or exhaust system.If exhaust system, what so the blower fan other end connected is exhaust outlet; If air inlet system, what so the blower fan other end connected is air inlet.No matter the position of air outlet is at which, air outlet all must have controlled opening-closing structure, to ensure not have foreign matter or dust enters pipeline when exhaust system suspends and uses.
Poly (ethylene naphthalate) film of the present invention and polymethyl methacrylate film repeat alternately superposition and refer to that on the upper strata of poly (ethylene naphthalate) film be polymethyl methacrylate film, and be poly (ethylene naphthalate) film on the upper strata of polymethyl methacrylate film, by this order limited number of time circulation superposition.
The invention has the beneficial effects as follows: optical lighting system of the present invention and indoor ventilation system combine, can save the interior space, reduce place decoration cost, appearance looks elegant, effect is practical; Pure air after filtration and soft natural daylight bring the indoor environment of high-quality, ensure that indoor human comfort.In addition, optical lighting system of the present invention, at light pipe inwall coating antistatic reflectance coating, effectively decreases the dust content in light pipe, when reality uses light pipe of the present invention to visible spectrum reflectivity more than 98.2%.
Accompanying drawing explanation
The present invention is further illustrated to utilize accompanying drawing below, but the embodiment in accompanying drawing does not form any limitation of the invention.
Fig. 1 is optical lighting system overall structure schematic diagram of the present invention.
Fig. 2 is rainhat of the present invention and pipeline fan connection diagram.
Fig. 3 is optical lighting system polycrystalline substance schematic diagram of the present invention.
Wherein 1-dome skylight, 2-rainhat, 3-pipeline fan, 4-air outlet, 5-light pipe, 6-diffusing globe, 7-air inlet, 8-medium effeciency filter, 9-Fresnel Lenses.
Detailed description of the invention
Below by embodiment, and by reference to the accompanying drawings, technical scheme of the present invention is done more specifically bright, same or analogous Reference numeral represents same or analogous annex in the description, be intended to make an explanation to present general inventive concept of the present invention to the explanation of embodiment of the present invention with reference to the accompanying drawings, and be not to be understood that one restriction of the present invention.
Main agents: PEN raw material (trade mark is PEN TN8065S, producer: Dupont); Polymethyl methacrylate raw material (trade mark is PMMA POQ66, producer: Japanese Asahi Chemical Industry); Poly-3,4 ethylenedioxythiophene aqueous liquid dispersions (Shanghai nine roc Chemical Co., Ltd.); Ethylene glycol (Shanghai nine roc Chemical Co., Ltd.).
As described in Fig. 1-3, the integrated optical lighting system of band dustproof ventilated function of the present invention comprises dome skylight 1, rainhat 2, pipeline fan 3, air outlet 4, light pipe 5, diffusing globe 6 and air inlet 7.
Dome skylight 1 is positioned at roof or other can receive the place of sunlight, and dome skylight material is the polymethyl methacrylate of visible light transmittance rate more than 90%.Also can on the outer surface of dome skylight 1 covering visible light anti-reflection film and dirt resistance coatings.
Rainhat 2 mainly plays the effect supporting other assembly and waterproof, is generally be fixed on roof or cement pier base, the top that also can be fixed on chimney-like structure for daylighting is convenient under special circumstances.In order to fixing lighting cover, rainhat upper opening is generally rounded, and dome skylight 1 matches.Be connected by heat insulation loop (PVC material) with the open top end of light pipe 5 below rainhat 2, to eliminate the cold bridge between light pipe 5 and the external world, and stop condensed water to instill light pipe.Rainhat 2 in the present embodiment is double-decker, and the gap in two-layer also serves the effect of ventilation shaft.
The side of rainhat 2 is connected with pipeline fan 3 by pipe, and pipeline fan 3 other end connects air outlet 4.Air outlet 4 is double-deck louver structure, and when pipeline fan 3 is closed, blinds can close automatically, enters to prevent rainwater and dust.The power of pipeline fan 3, at below 75W, is controlled by the gauge tap of indoor.All be coated with rain-proof cover above air outlet 4 and pipeline fan 3, this rain-proof cover and rainhat are one.3 power of pipeline fan, at below 75W, are controlled by the gauge tap of indoor.
Light pipe 5 is key points of whole illuminator, want to reach desirable light guide effect and ventilation effect, light pipe 5 inwall need have good anti-static ability, reflectivity must be greater than 98% simultaneously, the polished aluminum latten of the base material of light pipe 5 used in this example to be thickness be 0.6mm, light pipe 5 inwall makes use equipment for coating film (the water-based equipment for coating film that Rui'an City Xing Cheng machinery plant produces) coated polymer antistatic reflectance coating.Antistatic reflectance coating comprises basic unit and top layer, by the thickness repeating alternately superposition, to be the PEN film of 0.07 ~ 0.09 micron and thickness be that the polymethyl methacrylate film of 0.09 ~ 0.11 micron forms in basic unit, the bottom of basic unit and top layer are all poly (ethylene naphthalate) films, to be thickness be on top layer poly-3, the 4 ethylenedioxythiophene films compositions of 20 ~ 35 microns.Wherein in basic unit, the total number of plies repeating alternately superposition of PEN film and polymethyl methacrylate film is 641 layers.The preparation method of basic unit is: use extruder (parallel double-screw extruder that Shunde Plastics Machinery Co., Ltd., Qingdao produces) respectively with 30 kilograms of speed release PENs hourly, with 33.5 kilograms of speed release polymethyl methacrylates hourly.Both obtains the multilayer extrusion thing of 81 Rotating fields after co-extrusion block (adopting the NanoLayer co-extrusion block of CLOEREN company).Allow the extrudate of 81 layers continue through extrudate that a layer multiplier (multiplier manufactured by Extrusion Dies Industries, LLC (EDI) company) obtains 641 layers.Use longitudinal stenter (the longitudinal stenter produced by Shunde Plastics Machinery Co., Ltd., Qingdao) to stretch at 138 DEG C subsequently, obtain the film of gross thickness average out to 0.1 millimeter.Re-use laboratory two-way stretch device (two-way stretch device produced by Wuhan Modern Seiko Machinery Co., Ltd.) and carry out biaxial tension at 140 DEG C, until the gross thickness of film reduces 61 microns from 0.1 millimeter.Base film layer room temperature cooling after completing is stand-by.The preparation method on top layer is: poly-3,4 ethylenedioxythiophene aqueous liquid dispersions, ethylene glycol and the ethanol buied are made into blend solution by the volume ratio of 100:1:30, then carry out sonic oscillation to blend solution and make each uniform component distribution in about 15 minutes.Use aerosol spray printing apparatus (the aerosol jet printer that Optomec company of the U.S. produces) to carry out blend solution spray printing to base film layer surface, the speeds control of spray printing is 1 millimeter of left and right per second.After spray printing, film is placed in vacuum drying oven, at the temperature of 140 degrees Celsius, drying 20 minutes, can obtain antistatic reflectance coating.
Antistatic reflectance coating prepared by the present embodiment is to visible reflectance more than 98.2%, and during actual use, the guide-lighting efficiency of entirety of the light pipe of one section of 12 meters of length is about 84%.Light pipe 5 seals with adhesive tape and all connects gap, in order to avoid dust enters after having connected.
Diffusing globe 6 is positioned at the bottom of whole illuminator, and for transmitting the light diffusion of getting off in photoconductive tube to indoor, inside is coated with reflecting layer.Wherein play the Fresnel Lenses 9 being positioned at diffusing globe lowermost end that diffusion effect is, Fresnel Lenses 9 possesses good light penetration and dispersion effect.Fresnel Lenses 9 material is optical polycarbonates, and average thickness is 0.6mm.Diffusing globe 6 both sides have square opening, are connected with air inlet 7.Opening shape is flat rectangle, and position is top, and light can be avoided like this to enter air inlet 7, ensures the illuminating effect of diffusing globe.
What install in air inlet in the present embodiment is medium effeciency filter 8 and prefiltering net, can effectively avoid most of mosquito and dust to enter in diffusing globe and pipeline like this.
Claims (9)
1. the integrated optical lighting system with dustproof ventilated function, comprise dome skylight (1), rainhat (2), pipeline fan (3), air outlet (4), light pipe (5), diffusing globe (6) and air inlet (7), dome skylight (1) is connected on rainhat (2), rainhat (2) is connected with light pipe (5) by a ring, the bottom open end of light pipe (5) is connected with diffusing globe (6), it is characterized in that: described rainhat (2) side is connected with pipeline fan (3), the other end of pipeline fan (3) connects air outlet (4), air outlet (4) is equipped with controlled closing device, the rear end of air inlet (7) is connected with diffusing globe (6) side or end face, wherein light pipe (5) inwall coating antistatic reflectance coating, antistatic reflectance coating is made up of basic unit and top layer, top layer is positioned at substrate surface, described basic unit is made up of the poly (ethylene naphthalate) film and polymethyl methacrylate film repeating alternately superposition, the bottom of basic unit and top layer are all poly (ethylene naphthalate) films, and repeating alternately to superpose total number of plies is 301 ~ 3001 layers, described top layer is poly-3,4 ethylenedioxythiophene films.
2. the integrated optical lighting system of the band dustproof ventilated function according to claim 1, is characterized in that: described light pipe (5) base material is the aluminium alloy plate of inwall polishing.
3. the integrated optical lighting system of the band dustproof ventilated function according to claim 1, it is characterized in that: in described basic unit, the thickness of every strata (ethylene naphthalate) film is 0.07 ~ 0.09 micron, the thickness of every layer of polymethyl methacrylate film is 0.09 ~ 0.11 micron, repeating alternately to superpose total number of plies is 501 ~ 2001 layers, is preferably 2001 layers.
4. the integrated optical lighting system of the band dustproof ventilated function according to claim 1, is characterized in that: to be thickness be the top layer in described antistatic reflectance coating poly-3, the 4 ethylenedioxythiophene films of 20 ~ 35 microns.
5. the integrated optical lighting system of the band dustproof ventilated function according to claim 1, it is characterized in that: described poly-3, adulterate in 4 ethylenedioxythiophene films ethylene glycol, ethylene glycol and poly-3, the weight ratio of 4 ethylenedioxythiophene films is 0.1 ~ 10:100, and preferred weight ratio is 0.7 ~ 1.1:100.
6. the integrated optical lighting system of the band dustproof ventilated function according to claim 1, is characterized in that: described rainhat (2) has double-decker, and double-deck gap is gas channel, and top, double-deck gap is connected with dome skylight inner chamber.
7. the integrated optical lighting system of the band dustproof ventilated function according to claim 1, is characterized in that: described air inlet (7) is equipped with air cleaner.
8. the integrated optical lighting system of the band dustproof ventilated function according to claim 7, is characterized in that: the air cleaner that described air inlet (7) is installed is one or more in roughing efficiency air filter, medium effeciency filter and prefiltering net.
9. the integrated optical lighting system of the band dustproof ventilated function according to claim 1, is characterized in that: exchange air inlet (7) and air outlet (4) installation site adjustment direction of ventilation.
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| CN103868012B (en) * | 2014-03-28 | 2015-01-07 | 石家庄海然科技有限公司 | Anti-seepage light transmitting device for underground garage |
| CN106678733A (en) * | 2017-01-24 | 2017-05-17 | 西南交通大学 | Heat storage type solar photovoltaic photo-thermal and photoconductive illuminating composite system |
| CN111076135B (en) * | 2019-12-16 | 2024-07-12 | 苏州苏净安发环境科技有限公司 | Light-guiding and air-exhausting integrated device for animal laboratory |
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| CN2713355Y (en) * | 2004-04-06 | 2005-07-27 | 北京工业大学 | Light pipe apparatus capable of realizing photo-catalytic air purification and natural ventilation |
| KR100710227B1 (en) * | 2005-05-20 | 2007-04-20 | 엘지전자 주식회사 | Illuminated ventilation system, control method and ventilation combined duct |
| CN100432571C (en) * | 2006-04-29 | 2008-11-12 | 北京工业大学 | Solar energy enhanced natural ventilating and green lighting system |
| CN102537816A (en) * | 2010-12-17 | 2012-07-04 | 刘子宁 | Prism type sunlight guide device |
| CN202647573U (en) * | 2012-04-13 | 2013-01-02 | 刘志方 | Sunlight collecting and ventilating integrated device |
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Effective date of registration: 20140225 Address after: 618308, No. two, Chengdu Road, Guanghan Economic Development Zone, Deyang, Sichuan 16 Applicant after: HANZHOU SICHUAN ENVIRONMENTAL PROTECTION TECHNOLOGY CO., LTD. Address before: 200436, room 103, No. three, road, Zhabei District, Shanghai, Applicant before: Lu Jianfeng |
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