CN107231125B - A kind of more bell-type free of sun tracking energy beam condensing units of single column - Google Patents

A kind of more bell-type free of sun tracking energy beam condensing units of single column Download PDF

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Publication number
CN107231125B
CN107231125B CN201710490954.9A CN201710490954A CN107231125B CN 107231125 B CN107231125 B CN 107231125B CN 201710490954 A CN201710490954 A CN 201710490954A CN 107231125 B CN107231125 B CN 107231125B
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CN
China
Prior art keywords
reflecting piece
photomask
metal trunk
window
inclination
Prior art date
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Expired - Fee Related
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CN201710490954.9A
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Chinese (zh)
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CN107231125A (en
Inventor
刘海洋
贾艳刚
罗韬
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Nanjing Green New Energy Research Institute Co ltd
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Nanjing Green New Energy Research Institute Co Ltd
China Gezhouba Dam Group Electric Power Co Ltd
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Priority to CN201710490954.9A priority Critical patent/CN107231125B/en
Publication of CN107231125A publication Critical patent/CN107231125A/en
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy
    • Y02E10/52PV systems with concentrators

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Abstract

The present invention relates to a kind of more bell-type free of sun tracking energy beam condensing units of single column, including hollow metal trunk, photomask, reflecting piece, window, fixing bolt, spring and pedestal, several photomasks are provided on metal trunk from top to bottom, photomask is uniformly fixed on metal trunk successively by fixing bolt;Metal trunk positioned at photomask center sunny slope is equipped with window, and window inner side has an inclination reflecting piece, and window size is consistent with the vertical height of reflecting piece, and window is covered by transparent glass;Reflecting piece is male type reflective mirror, and curvature is consistent with photomask curvature;The angle of inclination of reflecting piece is sequentially increased from upper to small in each photomask, it can guarantee that the light of all reflections is shone directly into the form of narrow collimated light beam on pedestal, reflecting piece is avoided by after-sun, all light can be pooled to pedestal and by centralized collection, and whenever incident light can all be collected and be reflected down over by reflecting piece in one day.

Description

A kind of more bell-type free of sun tracking energy beam condensing units of single column
Technical field
The present invention relates to new energy fields, and in particular to a kind of more bell-type free of sun tracking energy beam condensing units of single column.
Background technology
Traditional solar device is that expensive solar panel is exposed to outdoor, and in order to obtain enough electricity Can, usually need the photovoltaic panel of large area to cooperate again.The cost of photovoltaic panel costliness first is currently restriction solar energy How the major obstacle that device is promoted improves its transfer efficiency, and reduces mounting area, and it is urgently to be resolved hurrily to become photovoltaic art one The problem of.Secondly, traditional photovoltaic panel is directly exposed under sunlight, the natural conditions such as to be not only exposed to the elements test, For the outdoor environment that Chinese air seriously pollutes, the influence of the accumulations of the pollutants such as dust particles to photovoltaic panel is also to destroy Property.
Therefore photovoltaic panel transfer efficiency how is improved, panel usage quantity is reduced, avoids the harsh of photovoltaic panel Environment is a urgent problem.
Invention content
The present invention is in order to solve the above technical problems, provide a kind of more bell-type free of sun tracking energy beam condensing units of single column.
Technical solution provided by the invention is:
A kind of more bell-type free of sun tracking energy beam condensing units of single column, including hollow metal trunk, photomask, reflecting piece, window Mouth, fixing bolt, spring and pedestal are provided with several photomasks on the metal trunk from top to bottom, and the photomask passes through Fixing bolt is uniformly fixed on metal trunk successively;Metal trunk positioned at photomask center sunny slope is equipped with Window, the window inner side have an inclination reflecting piece, and window size is consistent with the vertical height of reflecting piece, and window is by transparent glass Covering;The reflecting piece is male type reflective mirror, and curvature is consistent with photomask curvature;Reflecting piece inclines in each photomask Rake angle is sequentially increased from upper to small.
Further, the aperture that a pair of of line crosses axis, the interval are equipped with every a distance on the metal trunk Distance is slightly larger than the diameter of photomask, and a pair of of fixing bolt is pierced by by aperture respectively inside metal trunk, and fixing bolt Including major part, and it is connected by spring between symmetrical two fixing bolts.
Further, the photomask is spherical structure, and material is glass or acrylic transparent material, and crossing the centre of sphere has One size is equal to the cylindrical void of metal trunk diameter, is punctured on metal trunk convenient for photomask.
Further, the reflecting piece is fixed on according to the angle of setting inside metal trunk, and reflecting piece convex surface is downward.
Further, the reflecting piece angle of inclination in the photomask of the top is closest to level, nethermost photomask Reflecting piece angle of inclination is closest to vertical, intermediate reflecting piece angle of inclination successively transition change, but the song of each reflecting piece Rate is consistent with the curvature of photomask, by the sunlight being focused in the form of narrower collimated light beam, is shone directly into metal master Dry bottom portion, without being irradiated on other reflecting pieces or metal trunk inner wall.
Further, it is coated with reflecting coating on the metal trunk inner wall between the reflecting piece and pedestal of bottom photomask, It can solve the problems, such as to be irradiated in metal trunk bottom interior wall due to upper layer the reflected beams caused by rigging error.
Compared with prior art, the present invention its remarkable advantage is:
1. present invention employs angle gradient formula list convex surface reflecting piece, it ensure that reflection light in the form of narrower collimated light beam It is arc reflected directly into metal trunk bottom, without being irradiated on metal trunk inner wall, therefore main metal trunk inner wall is not Reflecting coating is needed, cost is reduced, improves sunlight collection efficiency
2. present invention employs angle gradient formula list convex surface reflecting piece, the light reflected by reflecting piece from upper to small ensure that The gradual change of the beam direction of propagation avoids reflecting piece by reheating, reduces piece temperature of giving out light, extend device lifetime.
3. present invention employs the more hood configurations of single column, multiple photomasks are placed on same metal trunk, and in strut Inside carries out luminous energy transmission, and space is greatly saved.
Description of the drawings
Fig. 1 is the overall structure diagram of the present invention.
Fig. 2 is the structural unit schematic diagram of the present invention.
Fig. 3 is reflecting piece reflective mechanism schematic diagram.
Specific implementation mode
The present invention is further explained in the light of specific embodiments.
A kind of more bell-type free of sun tracking energy beam condensing units of single column, including hollow metal trunk 1, photomask 2, reflecting piece 3, Window 4, fixing bolt 5, spring 6 and pedestal 7 are provided with several photomasks 2, the collection on the metal trunk 1 from top to bottom Light shield 2 is uniformly fixed on metal trunk 1 successively by fixing bolt 5;Positioned at the gold of 2 center sunny slope of photomask Owner dry 1 is equipped with a window 4, and there are an inclination reflecting piece 3, vertical height of 4 size of window with reflecting piece 3 in 4 inside of the window Degree is consistent, and window 4 is covered by transparent glass;The reflecting piece 3 is male type reflective mirror, 2 curvature one of curvature and photomask It causes;The angle of inclination of reflecting piece 3 is sequentially increased from upper to small in each photomask 2.
It is equipped with the aperture that a pair of of line crosses axis every a distance on the metal trunk 1, the spacing distance is bigger In the diameter of photomask 2, the fixing bolt 5 that a pair fixes photomask 2 is pierced by by aperture respectively inside metal trunk 1, and Including the major part of fixing bolt 5, and it is connected by spring 6 between symmetrical two fixing bolts 5.Under normal circumstances, Gu Determining bolt 5 can be acted on due to spring 6, and be projected into 1 outside of metal trunk, if firmly squeezed from outside, fixing bolt 5 can be received It is reduced in metal trunk 1.
The photomask 2 is spherical structure, and material is glass or acrylic transparent material, and crossing the centre of sphere has size etc. It is same as the cylindrical void of 1 diameter of metal trunk, is punctured on metal trunk 1 convenient for photomask 2.
The reflecting piece 3 is fixed on according to the angle of setting inside metal trunk 1, and 3 convex surface of reflecting piece is downward.Topmost Closest to level, 3 angle of inclination of reflecting piece of nethermost photomask 2 is closest at 3 angle of inclination of reflecting piece in photomask 2 In vertical, intermediate 3 angle of inclination of reflecting piece successively transition change, but the curvature of each reflecting piece 3 is with the curvature one of photomask 2 It causes, the angle of inclination of reflecting piece 3 is sequentially increased from upper to small in each photomask 2, it is ensured that the light of all reflections is with narrower Collimated light beam form shine directly on pedestal 7, avoid light tiles 3 by after-sun.All light can be pooled to bottom Seat 7 is simultaneously got up by centralized collection.By the sunlight being focused in the form of narrower collimated light beam, metal trunk is shone directly into 1 bottom, without being irradiated on 1 inner wall of other reflecting pieces 3 or metal trunk, but can suitably bottom reflective, 3 and bottom Reflecting coating is coated on 1 inner wall of metal trunk between seat 7, can be solved due to upper layer the reflected beams caused by rigging error The problem being irradiated in 1 bottom interior wall of metal trunk.
As shown in Fig. 2, parallel rays enters photomask 2, since curved surface acts on, it can be accumulated and be shone by glass window 4 It is mapped in reflecting piece 3.Reflecting piece 3 herein is designed to dome-type, and ball curved surface is towards sunny side, and curvature and 2 curvature one of photomask It causes.Converging beam is fallen on 3 surface of reflecting piece, since reflecting piece 3 is convex surface, so light can be dissipated, according to certain angle and It is propagated downwards in the form of collimated light beam, as shown in Figure 3.Due to being 3 dome-type of reflecting piece, no matter all incident from which direction Light, reflection light can all propagate downwards.Assuming that the directions A be morning sunlight incident direction, after spherical surface, light can by Lower reflection;The directions B are sunlight incident direction in afternoon, and after spherical surface, light can be also reflected down;The similarly light C at noon It is reflected down, whenever incident light can all be collected and be reflected down over by reflecting piece in all one days, is not required to Consider sun incident direction.Therefore the system need not track the position of the sun, so that it may to accomplish that round-the-clock sunlight is received Collection.
It is all to have many light beams and be irradiated on pedestal 7 due to there is multiple photomasks 2 on a tower.Mounted on pedestal Coupler can be transferred out the light beam coupling of these different incident directions and in the form of optical waveguide.
The above is only presently preferred embodiments of the present invention, is not intended to limit the present invention in any form, any ripe Professional and technical personnel is known, without departing from the scope of the present invention, according to the technical essence of the invention, to above real Apply any simple modification, equivalent replacement and improvement etc. made by example, still fall within technical solution of the present invention protection domain it It is interior.

Claims (3)

1. a kind of more bell-type free of sun tracking energy beam condensing units of single column, it is characterised in that:Including hollow metal trunk (1), light harvesting Cover (2), reflecting piece (3), window (4), fixing bolt (5), spring (6) and pedestal (7), on the metal trunk (1) from up to Several photomasks (2) are arranged with, the photomask (2) is uniformly fixed on metal trunk successively by fixing bolt (5) (1) on;It is equipped with window (4) positioned at the metal trunk (1) of photomask (2) center sunny slope, is had on the inside of the window (4) One tilts reflecting piece (3), and window (4) size is consistent with the vertical height of reflecting piece (3), and window (4) is covered by transparent glass;Institute It is male type reflective mirror to state reflecting piece (3), and curvature is consistent with photomask (2) curvature;Each photomask (2) interior reflecting piece (3) angle of inclination is sequentially increased from upper to small;
It is equipped with the aperture that a pair of of line crosses axis every a distance on the metal trunk (1), which is slightly larger than The diameter of photomask (2), a pair of of fixing bolt (5) is pierced by by aperture respectively inside metal trunk (1), and fixing bolt (5) including major part, and it is connected by spring (6) between symmetrical two fixing bolts (5);
The reflecting piece (3) is fixed on metal trunk (1) inside according to the angle of setting, and reflecting piece (3) convex surface is downward;It is most lower It is coated with reflecting coating on metal trunk (1) inner wall between the reflecting piece (3) and pedestal (7) of face photomask (2).
2. the more bell-type free of sun tracking energy beam condensing units of single column according to claim 1, it is characterised in that:The photomask (2) it is spherical structure, material is glass or acrylic transparent material, and crossing the centre of sphere has a size to be equal to metal trunk (1) The cylindrical void of diameter is punctured into convenient for photomask (2) on metal trunk (1).
3. the more bell-type free of sun tracking energy beam condensing units of single column according to claim 1, it is characterised in that:The top light harvesting Reflecting piece (3) angle of inclination in (2) is covered closest to level, and reflecting piece (3) angle of inclination of nethermost photomask (2) is most Close to vertical, intermediate reflecting piece (3) angle of inclination successively transition change, but the curvature of each reflecting piece (3) is with photomask (2) curvature is consistent.
CN201710490954.9A 2017-06-23 2017-06-23 A kind of more bell-type free of sun tracking energy beam condensing units of single column Expired - Fee Related CN107231125B (en)

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* Cited by examiner, † Cited by third party
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CN108923743B (en) * 2018-07-26 2024-05-28 深圳市昂特尔太阳能投资有限公司 Miniature high-efficiency solar module

Citations (5)

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Publication number Priority date Publication date Assignee Title
CN1399095A (en) * 2001-07-20 2003-02-26 北京亚都科技股份有限公司 Sunlight collecting and conducting system
CN201363926Y (en) * 2009-02-05 2009-12-16 郭学才 Sunlight condensing device
JP2012038954A (en) * 2010-08-09 2012-02-23 Mitaka Koki Co Ltd Condensing photovoltaic power generation system
CN203837297U (en) * 2014-05-23 2014-09-17 杨发 Solar heat collection device with reflective mirror array
CN105650905A (en) * 2016-01-25 2016-06-08 山东中信能源联合装备股份有限公司 Light condensation heat collector based on composite paraboloid

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9224898B2 (en) * 2012-04-09 2015-12-29 Brightleaf Technologies Inc. Coaxial drive tracking system for use with photovoltaic systems

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1399095A (en) * 2001-07-20 2003-02-26 北京亚都科技股份有限公司 Sunlight collecting and conducting system
CN201363926Y (en) * 2009-02-05 2009-12-16 郭学才 Sunlight condensing device
JP2012038954A (en) * 2010-08-09 2012-02-23 Mitaka Koki Co Ltd Condensing photovoltaic power generation system
CN203837297U (en) * 2014-05-23 2014-09-17 杨发 Solar heat collection device with reflective mirror array
CN105650905A (en) * 2016-01-25 2016-06-08 山东中信能源联合装备股份有限公司 Light condensation heat collector based on composite paraboloid

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Effective date of registration: 20210106

Address after: 210000 2nd floor, building 7, Huaqingyuan, No.100 Tianjiao Road, Qilin science and Technology Innovation Park, Nanjing, Jiangsu Province

Patentee after: NANJING GREEN NEW ENERGY RESEARCH INSTITUTE Co.,Ltd.

Address before: 443002 No. 23 Yanjiang Avenue, Yichang City, Hubei Province

Patentee before: CHINA GEZHOUBA GROUP POWER Co.,Ltd.

Patentee before: NANJING GREEN NEW ENERGY RESEARCH INSTITUTE Co.,Ltd.

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Granted publication date: 20180824

Termination date: 20210623