CN105222076A - A kind of solar-tracking passes illuminating apparatus - Google Patents
A kind of solar-tracking passes illuminating apparatus Download PDFInfo
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- CN105222076A CN105222076A CN201510645689.8A CN201510645689A CN105222076A CN 105222076 A CN105222076 A CN 105222076A CN 201510645689 A CN201510645689 A CN 201510645689A CN 105222076 A CN105222076 A CN 105222076A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S11/00—Non-electric lighting devices or systems using daylight
- F21S11/002—Non-electric lighting devices or systems using daylight characterised by the means for collecting or concentrating the sunlight, e.g. parabolic reflectors or Fresnel lenses
- F21S11/005—Non-electric lighting devices or systems using daylight characterised by the means for collecting or concentrating the sunlight, e.g. parabolic reflectors or Fresnel lenses with tracking means for following the position of the sun
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S11/00—Non-electric lighting devices or systems using daylight
- F21S11/007—Non-electric lighting devices or systems using daylight characterised by the means for transmitting light into the interior of a building
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V13/00—Producing particular characteristics or distribution of the light emitted by means of a combination of elements specified in two or more of main groups F21V1/00 - F21V11/00
- F21V13/12—Combinations of only three kinds of elements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/04—Arrangement of electric circuit elements in or on lighting devices the elements being switches
- F21V23/0442—Arrangement of electric circuit elements in or on lighting devices the elements being switches activated by means of a sensor, e.g. motion or photodetectors
- F21V23/0464—Arrangement of electric circuit elements in or on lighting devices the elements being switches activated by means of a sensor, e.g. motion or photodetectors the sensor sensing the level of ambient illumination, e.g. dawn or dusk sensors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V5/00—Refractors for light sources
- F21V5/04—Refractors for light sources of lens shape
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Architecture (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The present invention relates to a kind of solar-tracking and pass illuminating apparatus, the method that " depending on the daily motion track following method " technology of employing and " photoelectric tracking method " technology combine, by arranging detection optical fiber (9) in cone (1) surrounding, and the light-sensitive element (8) designed by combining, and designed automatically controlled kinematic mechanisms, realize the tracking for sunshine, then by designed sunshine guiding device, gather and guide sunshine to realize illumination, improve the operating efficiency of sun light lighting; Solar-tracking designed by the present invention passes illuminating apparatus, can well be applied to solar azimuth tracking aspect, and provides a kind of sun light lighting mode efficiently.
Description
Technical field
The present invention relates to
oneplant solar-tracking and pass illuminating apparatus, belong to application of solar.
Background technology
In recent years, tellurian All Countries is all being developed energetically and is utilizing new forms of energy, and as a kind of clean energy resource, solar energy is considered to the energy having development and application prospect most.The utilization of the mankind to solar energy comprises luminous energy converting electrical energy, luminous energy is converted to heat energy, luminous energy converts chemical energy to and luminous energy is converted to the various ways such as biological energy source.
Solar energy, as a kind of new forms of energy, has advantage that is inexhaustible, nexhaustible, green non-pollution.Along with the development of optical fiber technology, in the exploitation process of solar energy, gather optical fiber illuminating system that sunshine carries out throwing light on and obtain and develop faster.Its main application places comprises warehouse, underground parking, tunnel, market, museum, library etc.Not only can provide normal lighting condition, and the fire avoided because power supply short circuit causes and the safety problem etc. that causes due to electric shock.
In sunlight optical fibre illuminator, the most key technology is the real-time tracking to sunshine, to obtain maximum optical energy utilization efficiency.At present in solar tracking scheme, mainly contain " depending on daily motion track following scheme " and " photoelectric tracking scheme ".Be exactly control machinery complete tracking by calculating the position in each moment of the sun depending on daily motion track following scheme, the method can on a large scale in the sun is followed the tracks of, but precision is poor, even if do not having the solar time also will by the program run preset.Photoelectric tracking scheme uses photoelectric sensor as detecting element, signal is also sent to kernel processor chip and is carried out processing the detection and tracking that complete afterwards position of sun by real-time detection position of sun, when position of sun changes, these sensor elements can obtain different Output rusults, just can know the situation of change of the sun or know the differential location that the sun is concrete according to such situation of change; The method of photoelectric tracking scheme main flow adopts " Quadrant detector method ".The shortcoming of photoelectric tracking scheme is that to follow the tracks of angular range less, when the sun by cloud layer block a period of time more out time, the deviation angle of possible sunshine has exceeded the tracking angular range of system, thus makes system keeps track malfunctioning.The most effective scheme of current use adopts to combine depending on daily motion track following method and photoelectric tracking method, can make up mutually the shortcoming of the other side, following range and precision reach actual operation requirements.
Although " four-quadrant tracking scheme " tracking accuracy is higher, but solar light focusing hot spot light intensity is very strong, be radiated at for a long time on light-sensitive device and not only make shorten the service life of device, and device temperature is higher, device performance is declined, thus affects the use of tracking system; Add filter and can improve this situation, but add complexity and the cost of device, make sensitivity decrease simultaneously.Someone takes the solar tracking scheme of cross iris type, and in each quadrant of cross dividing plate, place a light-sensitive element, when sunshine vertical irradiation, each component output signal is identical; When the sun offsets, the shade of dividing plate can block part light-sensitive element, thus realizes following the tracks of by the change that light-sensitive element outputs signal.The shortcoming of the method is that four light-sensitive elements are subject to the impact of ambient stray light comparatively greatly, makes tracking error become large.
Summary of the invention
For above-mentioned technical problem, technical problem to be solved by this invention is to provide a kind of solar-tracking and passes illuminating apparatus, the method that " depending on the daily motion track following method " technology of employing and " photoelectric tracking method " technology combine, solve the problem of solar tracking and light guiding illumination, effectively improve the operating efficiency of sun light lighting.
The present invention is in order to solve the problems of the technologies described above by the following technical solutions: the present invention devises a kind of solar-tracking and passes illuminating apparatus, comprises cone, fixed bin, Fresnel Lenses, plus lens group, light-conductive optic fibre, control module, automatically controlled pitch axis, electric controlled rotating axle, base, optical filter, four light-sensitive elements and at least four detection optical fibers; Wherein, control module is connected with automatically controlled pitch axis, electric controlled rotating axle, four light-sensitive elements respectively; One end of electric controlled rotating axle is connected with susceptor surface, and electric controlled rotating axle is perpendicular to face, base place, the other end of electric controlled rotating axle is connected with the pedestal of automatically controlled pitch axis, the working end of automatically controlled pitch axis is connected with the lower surface of fixed bin, fixed bin under the control of electric controlled rotating axle, with electric controlled rotating axle place straight line for rotating in axle center, simultaneously, fixed bin is under the control of automatically controlled pitch axis, and elevating movement is done in face, respect thereto place; Cone is cross section is square, that inside is provided with cavity cuboid, the two ends of cavity connect the square face at cone two ends respectively, the cavity cross section be positioned on cone axis is square, and this square, position equal with the square face size at cone two ends corresponds to each other; One of them square end surface of cone is connected with the upper surface of fixed bin, the center of this end face of cone arranges through hole, and this through hole runs through the upper and lower surface of corresponding fixed bin, position with it, the line between this through hole of the upper and lower surface of fixed bin and the axis conllinear of cone; Another square end surface of cone arranges lens circular hole, and in the edge of this lens circular hole and place square end surface, at least two limits are tangent, Fresnel Lenses is placed in this lens circular hole, and the axis conllinear of the axis of Fresnel Lenses and cone; Plus lens group is arranged in cone, and the axis conllinear of the axis of plus lens group and cone, plus lens group receives the light entering cone through Fresnel Lenses, and by this light collection on the axis of cone; The through hole on the upper and lower surface of fixed bin is run through in one end of light-conductive optic fibre by fixed bin lower surface, and through on cone, the through hole be connected on end face enters in cone with fixed bin, and the focal beam spot position that this end of light-conductive optic fibre is positioned on cone axis, light converges through plus lens group, and the diameter of the diameter of this focal beam spot and light-conductive optic fibre portion end section adapts, the diameter of optical filter and the diameter of light-conductive optic fibre portion end section adapt, and optical filter is arranged on this end of light-conductive optic fibre; The quantity of detection optical fiber is the multiple of 4, all detection optical fibers are equally divided into four groups, each group of detection optical fiber respectively with four lateral surface one_to_one corresponding of cone, in each group of detection optical fiber, wherein one end of each detection optical fiber is separately positioned on lateral surface corresponding to cone, this end of all detection optical fibers is mutually coplanar, this is coplanar parallels with face, place, cone top, and lower than face, place, cone top; The axis of axis and cone that each detection optical fiber is positioned at the part on cone lateral surface parallels; Four light-sensitive elements are arranged in fixed bin, each group detection optical fiber respectively with each light-sensitive element one_to_one corresponding, in each group detection optical fiber, the other end of each detection optical fiber is each passed through the upper surface of fixed bin, aims at the light-sensitive element corresponded respectively.
As a preferred technical solution of the present invention: described each detection optical fiber is positioned at the end on described cone lateral surface, lay respectively at the bottom of the corresponding lateral surface of cone, and the axis of each detection optical fiber parallels with the axis of cone.
As a preferred technical solution of the present invention: described plus lens group comprises concavees lens and convex lens, the external diameter of concavees lens and the external diameter of convex lens adapt with the internal diameter of cone respectively, from the direction of end face to other end arranging described Fresnel Lenses in cone, set gradually concavees lens, convex lens, and axis three's conllinear of the axis of the axis of concavees lens, convex lens, cone; Enter the light of cone through Fresnel Lenses, converge to described light-conductive optic fibre be provided with on the end face of described optical filter through concavees lens, convex lens successively.
As a preferred technical solution of the present invention: described light-conductive optic fibre is single sub-optical fibre, wherein one end formation light-conductive optic fibre of this sub-optical fibre connects the end of described optical filter, the other end of this sub-optical fibre is connected and fixed the through hole on the end face of box and the through hole of fixed bin above and below successively through described cone.
As a preferred technical solution of the present invention: also comprise scatterer, scatterer is connected on the other end relative with arranging optical filter one end on described sub-optical fibre.
As a preferred technical solution of the present invention: described light-conductive optic fibre comprises at least one root optical fiber, wherein one end of each root optical fiber forms the end that light-conductive optic fibre connects described optical filter jointly, the other end of each root optical fiber is connected and fixed the through hole on the end face of box and the through hole of fixed bin above and below successively through described cone.
As a preferred technical solution of the present invention: also comprise at least one scatterer, the quantity of sub-optical fibre is equal with the quantity of scatterer, each root optical fiber and each scatterer one_to_one corresponding, each scatterer is connected on the other end relative with arranging described optical filter one end on corresponding sub-optical fibre.
As a preferred technical solution of the present invention: described control module is single-chip microcomputer.
A kind of solar-tracking of the present invention passes illuminating apparatus and adopts above technical scheme compared with prior art, there is following technique effect: the solar-tracking of the present invention's design passes illuminating apparatus, the method that " depending on the daily motion track following method " technology of employing and " photoelectric tracking method " technology combine, by arranging detection optical fiber in cone surrounding, and the light-sensitive element designed by combining, and designed automatically controlled kinematic mechanisms, realize the tracking for sunshine, again by designed sunshine guiding device, gather and guide sunshine to realize illumination, improve the operating efficiency of sun light lighting, and wherein, through detection optical fiber, the light detected is caused light-sensitive element, effectively reduce the intensity detecting light, be conducive to the performance and used life maintaining light-sensitive element, and for the light-conductive optic fibre for guiding sunshine, in the light inlet face of light-conductive optic fibre, optical filter is set, filtering ultraviolet light and infrared portions, effectively reduce the optical density in light-conductive optic fibre and fuel factor, and further for light-conductive optic fibre, respectively specific design single sub-light structure and many roots optical fiber structure, in conjunction with designed by scatterer, substantially increase the illumination work efficiency that solar-tracking designed by the present invention passes illuminating apparatus.
Accompanying drawing explanation
Fig. 1 is the top view that the present invention designs that solar-tracking passes cone and detection optical fiber in illuminating apparatus;
Fig. 2 is the structural representation that the present invention designs that solar-tracking passes photoelectronic tracking device in illuminating apparatus;
Fig. 3 is that the present invention designs the side view passing illuminating apparatus in solar-tracking biography illuminating apparatus;
Fig. 4 is that the present invention designs mechanical automatically controlled kinematic mechanisms schematic diagram in solar-tracking biography illuminating apparatus.
Wherein, 1. cone, 2. fixed bin, 3. Fresnel Lenses, 4. light-conductive optic fibre, 5. automatically controlled pitch axis, 6. electric controlled rotating axle, 7. base, 8. light-sensitive element, 9. detection optical fiber, 10. optical filter, 11. concavees lens, 12. convex lens, 13. scatterers.
Detailed description of the invention
Be described in further detail for the specific embodiment of the present invention below in conjunction with Figure of description.
As shown in Figures 1 to 4, solar-tracking designed by the present invention passes illuminating apparatus in the middle of actual application, comprises cone 1, fixed bin 2, Fresnel Lenses 3, plus lens group, light-conductive optic fibre 4, single-chip microcomputer, automatically controlled pitch axis 5, electric controlled rotating axle 6, base 7, optical filter 10, four light-sensitive elements 8 and at least four detection optical fibers 9, wherein, single-chip microcomputer is connected with automatically controlled pitch axis 5, electric controlled rotating axle 6, four light-sensitive elements 8 respectively, one end of electric controlled rotating axle 6 is connected with base 7 surface, and electric controlled rotating axle 6 is perpendicular to face, base 7 place, the other end of electric controlled rotating axle 6 is connected with the pedestal of automatically controlled pitch axis 5, the working end of automatically controlled pitch axis 5 is connected with the lower surface of fixed bin 2, fixed bin 2 under the control of electric controlled rotating axle 6, with electric controlled rotating axle 6 place straight line for rotating in axle center, simultaneously, fixed bin 2 is under the control of automatically controlled pitch axis 5, and elevating movement is done in face, respect thereto 7 place, cone 1 for cross section be square, that inside is provided with cavity cuboid, the two ends of cavity connect the square face at cone 1 two ends respectively, the cavity cross section be positioned on cone 1 axis is square, and this square, position equal with the square face size at cone 1 two ends corresponds to each other, one of them square end surface of cone 1 is connected with the upper surface of fixed bin 2, the center of this end face of cone 1 arranges through hole, and this through hole runs through the upper and lower surface of the corresponding fixed bin in position with it 2, the line between this through hole of the upper and lower surface of fixed bin 2 and the axis conllinear of cone 1, another square end surface of cone 1 arranges lens circular hole, and in the edge of this lens circular hole and place square end surface, at least two limits are tangent, Fresnel Lenses 3 is placed in this lens circular hole, and the axis conllinear of the axis of Fresnel Lenses 3 and cone 1, plus lens group comprises concavees lens 11 and convex lens 12, the external diameter of concavees lens 11 and the external diameter of convex lens 12 adapt with the internal diameter of cone 1 respectively, from the direction of end face to other end arranging described Fresnel Lenses 3 in cone 1, set gradually concavees lens 11, convex lens 12, and axis three's conllinear of the axis of the axis of concavees lens 11, convex lens 12, cone 1, enter the light of cone 1 through Fresnel Lenses 3, converge on the axis of cone 1 through concavees lens 11, convex lens 12 successively, one end of light-conductive optic fibre 4 is run through on fixed bin 2 by fixed bin 2 lower surface, the through hole of lower surface, and enter in cone 1 through on cone 1 with the through hole that fixed bin 2 is connected on end face, and this end of light-conductive optic fibre 4 is positioned on cone 1 axis, the focal beam spot position that light converges through plus lens group, and the diameter of the diameter of this focal beam spot and light-conductive optic fibre 4 end sections adapts, the diameter of optical filter 10 and the diameter of light-conductive optic fibre 4 end sections adapt, optical filter 10 is arranged on this end of light-conductive optic fibre 4, namely the light entering cone 1 through Fresnel Lenses 3 is made, successively through concavees lens 11, convex lens 12 converge to light-conductive optic fibre 4 and are provided with on the end face of described optical filter 10, the quantity of detection optical fiber 9 is the multiple of 4, all detection optical fibers 9 are equally divided into four groups, each group of detection optical fiber 9 respectively with four lateral surface one_to_one corresponding of cone 1, in each group of detection optical fiber 9, wherein one end of each detection optical fiber 9 is separately positioned on the bottom of the lateral surface of cone 1 correspondence, this end of all detection optical fibers 9 is mutually coplanar, this is coplanar parallels with face, place, cone 1 top, and lower than face, place, cone 1 top, the axis of each detection optical fiber 9 parallels with the axis of cone 1, four light-sensitive elements 8 are arranged in fixed bin 2, each group of detection optical fiber 9 respectively with each light-sensitive element 8 one_to_one corresponding, in each group of detection optical fiber 9, the other end of each detection optical fiber 9 is each passed through the upper surface of fixed bin 2, aims at the light-sensitive element 8 corresponded respectively.
The present invention is directed to the practical application of wherein light-conductive optic fibre 4, distinguish specific design two kinds of structures, one, described light-conductive optic fibre 4 is single sub-optical fibre, wherein one end formation light-conductive optic fibre 4 of this sub-optical fibre connects the end of described optical filter 10, the other end of this sub-optical fibre is connected and fixed the through hole on the end face of box 2 and the through hole of fixed bin 2 above and below successively through described cone 1; And for this kind of light-conductive optic fibre 4 structure, devise scatterer 13 further, scatterer 13 is connected on the other end relative with arranging optical filter 10 one end on described sub-optical fibre.They are two years old, described light-conductive optic fibre 4 comprises at least one root optical fiber, wherein one end of each root optical fiber forms the end that light-conductive optic fibre 4 connects described optical filter 10 jointly, the other end of each root optical fiber is connected and fixed the through hole on the end face of box 2 and the through hole of fixed bin 2 above and below successively through described cone 1; And for this kind of light-conductive optic fibre 4 structure, further design also comprises at least one scatterer 13, the quantity of sub-optical fibre is equal with the quantity of scatterer 13, each root optical fiber and each scatterer 13 one_to_one corresponding, each scatterer 13 is connected on the other end relative with arranging described optical filter 10 one end on corresponding sub-optical fibre.
The solar-tracking of technique scheme design passes illuminating apparatus, the method that " depending on the daily motion track following method " technology of employing and " photoelectric tracking method " technology combine, by arranging detection optical fiber 9 in cone 1 surrounding, and the light-sensitive element 8 designed by combining, and designed automatically controlled kinematic mechanisms, realize the tracking for sunshine, then by designed sunshine guiding device, gather and guide sunshine to realize illumination, improve the operating efficiency of sun light lighting; And wherein, through detection optical fiber 9, the light detected is caused light-sensitive element 8, effectively reduce the intensity detecting light, be conducive to the performance and used life maintaining light-sensitive element 8; And for the light-conductive optic fibre 4 for guiding sunshine, in the light inlet face of light-conductive optic fibre 4, optical filter 10 is set, filtering ultraviolet light and infrared portions, effectively reduce the optical density in light-conductive optic fibre 4 and fuel factor, and further for light-conductive optic fibre 4, respectively specific design single sub-light structure and many roots optical fiber structure, in conjunction with designed by scatterer 13, substantially increase the illumination work efficiency that solar-tracking designed by the present invention passes illuminating apparatus.
Solar-tracking designed by the present invention passes illuminating apparatus in the middle of concrete actual application, first, based on " depending on daily motion track following method " technology, according to solar motion rule, MCU driving is adopted to control the automatically controlled pitch axis 5 be attached thereto, electric controlled rotating axle 6 does relevant work, make fixed bin 2 under the control of electric controlled rotating axle 6, with electric controlled rotating axle 6 place straight line for rotating in axle center, and make fixed bin 2 under the control of automatically controlled pitch axis 5, elevating movement is done in face, respect thereto 7 place, first the roughly tracking for solar azimuth is realized by the method, then based on " photoelectric tracking method " technology, realize the accurate tracking for solar azimuth, wherein, the four groups of detection optical fibers 9 laying respectively at cone 1 surrounding receive sunshine light through the top of each detection optical fiber 9, and through detection optical fiber 9 respectively correspondence conduct on each light-sensitive element 8, four light-sensitive elements 8 in real time by receive the light testing result collected and be uploaded in the middle of single-chip microcomputer, single-chip microcomputer receives the light testing result from four light-sensitive elements 8 in real time respectively, and compare judgement for four light testing results in real time, then according to judged result, the automatically controlled pitch axis 5 of corresponding control and electric controlled rotating axle 6 work, in said process, when the axis that direction of illumination and the solar-tracking designed by the present invention of sunshine passes cone 1 in illuminating apparatus parallels, the four groups of detection optical fibers 9 laying respectively at cone 1 surrounding sunshine light received by each detection optical fiber 9 top is equal to each other, namely four light-sensitive elements 8 now to receive the light testing result collected mutually the same, then to judge that now cone 1 arranges the direction of illumination of the square end surface of Fresnel Lenses 3 and sunshine perpendicular for single-chip microcomputer, this end face of cone 1 can realize maximized catching for sunray, then single-chip microcomputer is not for automatically controlled pitch axis 5, electric controlled rotating axle 6 does any further control, when solar azimuth relative solar-tracking biography illuminating apparatus is moved to the left, namely to pass the axis of cone 1 in illuminating apparatus not parallel each other for solar-tracking designed by the direction of illumination of sunshine and the present invention, because in each group of detection optical fiber 9, wherein one end of each detection optical fiber 9 is separately positioned on the bottom of the lateral surface of cone 1 correspondence, this end of all detection optical fibers 9 is mutually coplanar, this is coplanar parallels with face, place, cone 1 top, and lower than face, place, cone 1 top, then cone 1 dash area covers the detection optical fiber 9 of its right flank, then right flank detection optical fiber 9 does not receive sunshine illumination, then light-sensitive element 8 corresponding with this side detection optical fiber 9 receives the light testing result collected is 0, single-chip microcomputer judges to know that now the sun passes the orientation of illuminating apparatus relative to solar-tracking thus, the then automatically controlled pitch axis 5 of Single-chip Controlling, electric controlled rotating axle 6 cooperation, until the axis that the direction of illumination of sunshine and solar-tracking pass cone 1 in illuminating apparatus parallels, when solar azimuth relative solar-tracking biography illuminating apparatus moves right, namely to pass the axis of cone 1 in illuminating apparatus not parallel each other for solar-tracking designed by the direction of illumination of sunshine and the present invention, equally based on the Position Design of each group of detection optical fiber 9, cone 1 dash area covers the detection optical fiber 9 of its left surface, then left surface detection optical fiber 9 does not receive sunshine illumination, then light-sensitive element 8 corresponding with this side detection optical fiber 9 receives the light testing result collected is 0, single-chip microcomputer judges to know that now the sun passes the orientation of illuminating apparatus relative to solar-tracking thus, the then automatically controlled pitch axis 5 of Single-chip Controlling, electric controlled rotating axle 6 cooperation, until the axis that the direction of illumination of sunshine and solar-tracking pass cone 1 in illuminating apparatus parallels, in the control of above-mentioned single-chip microcomputer for automatically controlled pitch axis 5 and electric controlled rotating axle 6, in the middle of the process that the axis making the direction of illumination of sunshine and solar-tracking pass cone 1 in illuminating apparatus parallels, the Fresnel Lenses 3 that the light of sunshine is arranged on cone 1 enters in cone 1, the light of sunshine tentatively converges operation through Fresnel Lenses 3 simultaneously, then this light is successively through concavees lens 11, convex lens 12 converge to described light-conductive optic fibre 4 and are provided with on the end face of described optical filter 10, due to this end end face of light-conductive optic fibre 4 being provided with optical filter 10, therefore, ultraviolet light in light and infrared light filter out by this optical filter 10, then the visible light ray through filtering is admitted in light-conductive optic fibre 4, and transfer to the other end of light-conductive optic fibre 4, wherein the present invention is directed to light-conductive optic fibre 4 difference specific design two kinds of structures, then enter the light in different structure light-conductive optic fibre 4, transmit through different light-conductive optic fibre 4 structure respectively, and scatterer 13 structure through designing respectively, realize the efficient sunlight illuminator of some illumination or multiple spot illumination respectively, substantially increase the operating efficiency of sun light lighting.
Be explained in detail for embodiments of the present invention in conjunction with Figure of description above, but the present invention is not limited to above-mentioned embodiment, in the ken that those of ordinary skill in the art possess, can also make a variety of changes under the prerequisite not departing from present inventive concept.
Claims (8)
1. solar-tracking passes an illuminating apparatus, it is characterized in that: comprise cone (1), fixed bin (2), Fresnel Lenses (3), plus lens group, light-conductive optic fibre (4), control module, automatically controlled pitch axis (5), electric controlled rotating axle (6), base (7), optical filter (10), four light-sensitive elements (8) and at least four detection optical fibers (9), wherein, control module is connected with automatically controlled pitch axis (5), electric controlled rotating axle (6), four light-sensitive elements (8) respectively, one end of electric controlled rotating axle (6) is connected with base (7) surface, and electric controlled rotating axle (6) is perpendicular to base (7) face, place, the other end of electric controlled rotating axle (6) is connected with the pedestal of automatically controlled pitch axis (5), the working end of automatically controlled pitch axis (5) is connected with the lower surface of fixed bin (2), fixed bin (2) is under the control of electric controlled rotating axle (6), be that axle center is rotated with electric controlled rotating axle (6) place straight line, simultaneously, fixed bin (2) is under the control of automatically controlled pitch axis (5), and elevating movement is done in respect thereto (7) face, place, cone (1) for cross section be square, that inside is provided with cavity cuboid, the two ends of cavity connect the square face at cone (1) two ends respectively, the cavity cross section be positioned on cone (1) axis is square, and this square, position equal with the square face size at cone (1) two ends corresponds to each other, one of them square end surface of cone (1) is connected with the upper surface of fixed bin (2), the center of cone (1) this end face arranges through hole, and this through hole runs through corresponding fixed bin (2) upper and lower surface, position with it, the line between this through hole of fixed bin (2) upper and lower surface and the axis conllinear of cone (1), another square end surface of cone (1) arranges lens circular hole, and at least two limits are tangent in the edge of this lens circular hole and place square end surface, Fresnel Lenses (3) is placed in this lens circular hole, and the axis conllinear of the axis of Fresnel Lenses (3) and cone (1), plus lens group is arranged in cone (1), and the axis conllinear of the axis of plus lens group and cone (1), plus lens group receives the light entering cone (1) through Fresnel Lenses (3), and by this light collection on the axis of cone (1), one end of light-conductive optic fibre (4) is run through on fixed bin (2) by fixed bin (2) lower surface, the through hole of lower surface, and enter in cone (1) through cone (1) is upper with fixed bin (2) through hole be connected on end face, and this end of light-conductive optic fibre (4) is positioned on cone (1) axis, the focal beam spot position that light converges through plus lens group, and the diameter of the diameter of this focal beam spot and light-conductive optic fibre (4) portion end section adapts, the diameter of optical filter (10) and the diameter of light-conductive optic fibre (4) portion end section adapt, optical filter (10) is arranged on this end of light-conductive optic fibre (4), the quantity of detection optical fiber (9) is the multiple of 4, all detection optical fibers (9) are equally divided into four groups, each group of detection optical fiber (9) respectively with four lateral surface one_to_one corresponding of cone (1), in each group of detection optical fiber (9), wherein one end of each detection optical fiber (9) is separately positioned on lateral surface corresponding to cone (1), all detection optical fibers (9) this end is mutually coplanar, this is coplanar parallels with face, cone (1) place, top, and lower than face, cone (1) place, top, the axis that each detection optical fiber (9) is positioned at the part on cone (1) lateral surface parallels with the axis of cone (1), four light-sensitive elements (8) are arranged in fixed bin (2), each group of detection optical fiber (9) respectively with each light-sensitive element (8) one_to_one corresponding, in each group of detection optical fiber (9), the other end of each detection optical fiber (9) is each passed through the upper surface of fixed bin (2), aims at the light-sensitive element (8) corresponded respectively.
2. a kind of solar-tracking passes illuminating apparatus according to claim 1, it is characterized in that: described each detection optical fiber (9) is positioned at the end on described cone (1) lateral surface, lay respectively at the bottom of cone (1) corresponding lateral surface, and the axis of each detection optical fiber (9) parallels with the axis of cone (1).
3. a kind of solar-tracking passes illuminating apparatus according to claim 1, it is characterized in that: described plus lens group comprises concavees lens (11) and convex lens (12), the external diameter of concavees lens (11) and the external diameter of convex lens (12) adapt with the internal diameter of cone (1) respectively, from the direction of end face to other end arranging described Fresnel Lenses (3) in cone (1), set gradually concavees lens (11), convex lens (12), and the axis of the axis of concavees lens (11), convex lens (12), axis three's conllinear of cone (1); Enter the light of cone (1) through Fresnel Lenses (3), converge to described light-conductive optic fibre (4) be provided with on the end face of described optical filter (10) through concavees lens (11), convex lens (12) successively.
4. a kind of solar-tracking passes illuminating apparatus according to claim 1, it is characterized in that: described light-conductive optic fibre (4) is single sub-optical fibre, wherein one end formation light-conductive optic fibre (4) of this sub-optical fibre connects the end of described optical filter (10), the other end of this sub-optical fibre is connected and fixed the through hole on the end face of box (2) and the through hole of fixed bin (2) above and below successively through described cone (1).
5. a kind of solar-tracking passes illuminating apparatus according to claim 4, and it is characterized in that: also comprise scatterer (13), scatterer (13) is connected on the other end relative with arranging optical filter (10) one end on described sub-optical fibre.
6. a kind of solar-tracking passes illuminating apparatus according to claim 1, it is characterized in that: described light-conductive optic fibre (4) comprises at least one root optical fiber, wherein one end of each root optical fiber forms the end that light-conductive optic fibre (4) connects described optical filter (10) jointly, the other end of each root optical fiber is connected and fixed the through hole on the end face of box (2) and the through hole of fixed bin (2) above and below successively through described cone (1).
7. a kind of solar-tracking passes illuminating apparatus according to claim 6, it is characterized in that: also comprise at least one scatterer (13), the quantity of sub-optical fibre is equal with the quantity of scatterer (13), each root optical fiber and each scatterer (13) one_to_one corresponding, each scatterer (13) is connected on the other end relative with arranging described optical filter (10) one end on corresponding sub-optical fibre.
8. a kind of solar-tracking passes illuminating apparatus according to claim 1, it is characterized in that: described control module is single-chip microcomputer.
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