CN110617637B - Heliostat single-shaft sun tracking device for solar power station - Google Patents
Heliostat single-shaft sun tracking device for solar power station Download PDFInfo
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- CN110617637B CN110617637B CN201911071032.XA CN201911071032A CN110617637B CN 110617637 B CN110617637 B CN 110617637B CN 201911071032 A CN201911071032 A CN 201911071032A CN 110617637 B CN110617637 B CN 110617637B
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- heliostat
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- shell
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- 238000004804 winding Methods 0.000 claims abstract description 16
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000005507 spraying Methods 0.000 abstract description 6
- 239000000428 dust Substances 0.000 abstract description 5
- 238000004140 cleaning Methods 0.000 abstract description 4
- 230000007774 longterm Effects 0.000 abstract description 3
- 238000010248 power generation Methods 0.000 description 3
- 238000005286 illumination Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S23/00—Arrangements for concentrating solar-rays for solar heat collectors
- F24S23/70—Arrangements for concentrating solar-rays for solar heat collectors with reflectors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S40/00—Safety or protection arrangements of solar heat collectors; Preventing malfunction of solar heat collectors
- F24S40/20—Cleaning; Removing snow
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S50/00—Arrangements for controlling solar heat collectors
- F24S50/20—Arrangements for controlling solar heat collectors for tracking
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
- Y02E10/47—Mountings or tracking
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Cleaning In General (AREA)
Abstract
The invention discloses a heliostat single-shaft sun tracking device for a solar power station, which comprises a supporting rod and a shell fixedly connected to the upper end of the supporting rod, wherein a rotating shaft penetrates through the side wall of the shell, a heliostat is fixedly connected to one end, located outside the shell, of the rotating shaft, and a speed reduction motor is installed on the inner wall of the shell. The heliostat is driven to rotate by the speed reducing motor, so that the heliostat always faces the sun, and the heliostat can receive more light; the winding roller is driven to rotate through the rotating shaft, the winding roller rotates, the sliding block is driven to move through the traction wire, the sliding block moves to enable air in the telescopic air bag to enter the circular cavity through the air guide cavity and be sprayed out through the air spraying opening, the blades are blown to rotate through high-speed airflow sprayed out from the air spraying opening, and the impeller rotates to drive the brush bristles through the connecting shaft to clean the surface of the heliostat; the air in the cavity is exhausted through the exhaust port, and the dust brushed by the brush bristles is blown away, so that the long-term cleaning of the heliostat is ensured.
Description
Technical Field
The invention relates to the technical field of new energy application, in particular to a heliostat single-shaft sun tracking device for a solar power station.
Background
The problem of energy shortage and environmental pollution are becoming more serious nowadays, and the fundamental approach to solve the problem is to develop new energy, especially renewable energy. Tower solar thermal power generation will be the least costly of all solar power generation technologies in terms of large-scale power generation. The heliostat is one of the key components of a tower-type solar thermal power station, is also the main investment part of the power station, accounts for 52% of the total investment of the power station, but the utilization rate of the light energy of the existing heliostat is low, the main reason is that the sun moves all the time, the heliostat cannot face the sun all the time, meanwhile, the dust let by the heliostat also can reduce the light setting efficiency of the heliostat, the daily cleaning cost of the heliostat is high, and how to make the heliostat receive more illumination and improve the light reflection efficiency of the heliostat is always a difficult problem in the field.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a heliostat single-shaft sun-tracking device for a solar power station, which drives a heliostat to rotate through a speed reducing motor, so that the heliostat always faces the sun and can receive more illumination; the winding roller is driven to rotate through the rotating shaft, the winding roller rotates, the sliding block is driven to move through the traction wire, the sliding block moves to enable air in the telescopic air bag to enter the circular cavity through the air guide cavity and be sprayed out through the air spraying opening, the blades are blown to rotate through high-speed airflow sprayed out from the air spraying opening, and the impeller rotates to drive the brush bristles through the connecting shaft to clean the surface of the heliostat; the air in the cavity is exhausted through the exhaust port, and the dust brushed by the brush bristles is blown away, so that the long-term cleaning of the heliostat is ensured.
In order to achieve the purpose, the invention adopts the following technical scheme:
a heliostat single-shaft sun-tracking device for a solar power station comprises a supporting rod and a shell fixedly connected to the upper end of the supporting rod, wherein a rotating shaft penetrates through the side wall of the shell, a heliostat is fixedly connected to one end, located outside the shell, of the rotating shaft, a speed reduction motor is installed on the inner wall of the shell, the output shaft of the speed reduction motor is coaxially and fixedly connected with one end, located inside the shell, of the rotating shaft, sliding grooves are formed in the two side walls of the heliostat, sliding blocks are connected in the sliding grooves in a sliding mode, a transverse plate which is arranged in parallel with the heliostat is fixedly connected between the two sliding blocks through a connecting rod, a pulling mechanism for pulling the sliding blocks to move is installed on the rotating shaft, a cavity is formed in the side wall of the transverse plate, a plurality of connecting shafts, the lower end of the connecting shaft is provided with bristles, and a driving mechanism for driving the impeller to rotate is installed on the heliostat.
Preferably, the pulling mechanism comprises a winding roller which is coaxially and fixedly connected to the rotating shaft, a traction wire is wound on the winding roller, and the free end of the traction wire sequentially penetrates through the shell and the side wall of the heliostat and is fixedly connected to the side wall of the sliding block.
Preferably, the driving mechanism comprises a telescopic air bag installed in the sliding groove, a round cavity is formed in the side wall of the transverse plate, an air jet communicated with the round cavity is formed in the inner wall of the cavity, the round cavity is communicated with the telescopic air bag through an air guide cavity, and air outlets are uniformly distributed at the inner bottom of the cavity.
Preferably, the gas injection ports are arranged obliquely towards the impeller.
The invention has the following beneficial effects:
1. the heliostat is driven to rotate by the speed reducing motor, so that the heliostat always faces the sun and can receive more light;
2. the winding roller is driven to rotate through the rotating shaft, the winding roller rotates, the sliding block is driven to move through the traction wire, the sliding block moves to enable air in the telescopic air bag to enter the circular cavity through the air guide cavity and be sprayed out through the air spraying opening, the blades are blown to rotate through high-speed airflow sprayed out from the air spraying opening, and the impeller rotates to drive the brush bristles through the connecting shaft to clean the surface of the heliostat;
3. the air in the cavity is exhausted through the exhaust port, and the dust brushed by the brush bristles is blown away, so that the long-term cleaning of the heliostat is ensured.
Drawings
Fig. 1 is a schematic structural diagram of a heliostat single-axis sun-tracking device for a solar power station according to the present invention;
FIG. 2 is a schematic cross-sectional view taken along line A-A in FIG. 1;
FIG. 3 is an enlarged view of the structure at B in FIG. 1;
fig. 4 is an enlarged schematic view of the structure at C in fig. 2.
In the figure: the device comprises a supporting rod 1, a shell 2, a speed reducing motor 3, an air jet 4, an air exhaust 5, an air guide cavity 6, a rotating shaft 7, a winding roller 8, a heliostat 9, a telescopic air bag 10, a sliding block 11, a connecting rod 12, a sliding chute 13, a transverse plate 14, a connecting shaft 15, a circular cavity 16, bristles 17, a cavity 18 and an impeller 19.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, but rather should be construed as broadly as the present invention is capable of modification in various respects, all without departing from the spirit and scope of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1-4, a heliostat single-shaft sun-tracking device for a solar power station comprises a support rod 1 and a shell 2 fixedly connected to the upper end of the support rod 1, a rotating shaft 7 is arranged on the side wall of the shell 2 in a penetrating manner, a heliostat 9 is fixedly connected to one end, located outside the shell 2, of the rotating shaft 7, a speed reduction motor 3 is installed on the inner wall of the shell 2, an output shaft of the speed reduction motor 3 is coaxially and fixedly connected with one end, located inside the shell 2, of the rotating shaft 7, the speed reduction motor 3 comprises a built-in control system, and the control system comprises a GPS module used for positioning a local position and providing local time and a control module used for calculating a solar azimuth angle and.
The spout 13 has all been seted up to the both sides wall of heliostat 9, and sliding connection has slider 11 in the spout 13, through connecting rod 12 fixedly connected with and heliostat 9 parallel arrangement's diaphragm 14 between two sliders 11.
Install the pulling mechanism who is used for pulling slider 11 to remove on the pivot 7, pulling mechanism includes coaxial fixed connection at the epaxial winding roller 8 of pivot 7, around being equipped with the pull wire on the winding roller 8, and the free end of pull wire passes the lateral wall of casing 2 and heliostat 9 in proper order and fixed connection on the lateral wall of slider 11, for making slider 11 slidable to initial position, heliostat 9 when installation tilting setting, make one side that is close to winding roller 8 be a little higher than the opposite side, make slider 11 slide to initial position under the elastic force effect of gravitational potential energy and flexible gasbag 10.
Further, in order to reduce the friction between the slider 11 and the slide groove 13, a ball may be provided between the slider 11 and the slide groove 13.
The lateral wall of the transverse plate 14 is provided with a cavity 18, the inner bottom of the cavity 18 is provided with a plurality of connecting shafts 15 in an equidistant penetrating manner, one end of each connecting shaft 15, which is positioned in the cavity 18, is fixedly connected with an impeller 19, and the lower end of each connecting shaft 15 is provided with bristles 17.
Daytime, gear motor 3 can pinpoint the sun's azimuth according to inside control system, and through gear motor 3 drive heliostat 9 operation, make heliostat 9 trail the azimuth of the sun of location, meanwhile, gear motor 3 drives winding roller 8 through pivot 7 and rotates, winding roller 8 rotates, drive slider 11 through the pull wire and move, slider 11 moves and makes the air in flexible gasbag 10 enter into the round cavity 16 through air guide cavity 6, and spout through air jet 4, high velocity air through air jet 4 spun blows impeller 19 and rotates, impeller 19 rotates and drives brush hair 17 through connecting axle 15 and clean the surface of heliostat 17, the air that enters into cavity 18 discharges through gas vent 5, and blow away the dust under brush hair 17.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (3)
1. A heliostat single-shaft sun-tracking device for a solar power station is characterized by comprising a supporting rod (1) and a shell (2) fixedly connected to the upper end of the supporting rod (1), wherein a rotating shaft (7) penetrates through the side wall of the shell (2), a heliostat (9) is fixedly connected to one end, located outside the shell (2), of the rotating shaft (7), a speed reducing motor (3) is installed on the inner wall of the shell (2), the output shaft of the speed reducing motor (3) is coaxially and fixedly connected with one end, located inside the shell (2), of the rotating shaft (7), sliding grooves (13) are formed in the two side walls of the heliostat (9), sliding blocks (11) are slidably connected in the sliding grooves (13), transverse plates (14) which are parallel to the heliostat (9) are fixedly connected between the two sliding blocks (11) through connecting rods (12), and a pulling mechanism for pulling the sliding blocks (11) to move is installed on the rotating shaft (7), a cavity (18) is formed in the side wall of the transverse plate (14), a plurality of connecting shafts (15) are arranged at the inner bottom of the cavity (18) in an equidistant penetrating manner, one ends, located in the cavity (18), of the connecting shafts (15) are fixedly connected with impellers (19), bristles (17) are arranged at the lower ends of the connecting shafts (15), and a driving mechanism for driving the impellers to rotate is mounted on the heliostat (9);
the driving mechanism comprises a telescopic air bag (10) arranged in a sliding groove (13), a round cavity (16) is formed in the side wall of the transverse plate (14), an air jet (4) communicated with the round cavity (16) is formed in the inner wall of the cavity (18), the round cavity (16) is communicated with the telescopic air bag (10) through an air guide cavity (6), and air exhaust ports (5) are uniformly distributed at the inner bottom of the cavity (18);
the sliding block (11) moves to enable air in the telescopic air bag (10) to enter the round cavity (16) through the air guide cavity (6) and be ejected through the air ejection opening.
2. The heliostat single-shaft sun-tracking device for a solar power station according to claim 1, wherein the pulling mechanism comprises a winding roller (8) coaxially and fixedly connected to the rotating shaft (7), a traction wire is wound on the winding roller (8), and the free end of the traction wire sequentially passes through the side walls of the casing (2) and the heliostat (9) and is fixedly connected to the side wall of the sliding block (11).
3. A heliostat single-axis sun-tracking device for a solar power plant according to claim 2, characterized in that the air-jet opening (4) is arranged obliquely toward the impeller (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911071032.XA CN110617637B (en) | 2019-11-05 | 2019-11-05 | Heliostat single-shaft sun tracking device for solar power station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911071032.XA CN110617637B (en) | 2019-11-05 | 2019-11-05 | Heliostat single-shaft sun tracking device for solar power station |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110617637A CN110617637A (en) | 2019-12-27 |
| CN110617637B true CN110617637B (en) | 2020-11-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911071032.XA Active CN110617637B (en) | 2019-11-05 | 2019-11-05 | Heliostat single-shaft sun tracking device for solar power station |
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| CN (1) | CN110617637B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111189024A (en) * | 2020-01-10 | 2020-05-22 | 福建宏晟照明电器有限公司 | Solar LED street lamp with dust erasing device |
| CN113531923B (en) * | 2021-07-16 | 2025-12-09 | 中国电建集团西北勘测设计研究院有限公司 | Mirror traction type photo-thermal heliostat automatic dust removal device and dust removal method |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6073253A (en) * | 1983-09-30 | 1985-04-25 | Toshiba Corp | Sun tracking device |
| CN201557063U (en) * | 2009-12-01 | 2010-08-18 | 何斌 | Parabolic mirror light-gathering solar device |
| CN103207625A (en) * | 2013-03-21 | 2013-07-17 | 深圳市联讯创新工场科技开发有限公司 | Heliostat |
| CN106873642A (en) * | 2017-03-27 | 2017-06-20 | 深圳东康前海新能源有限公司 | A kind of sunray following reflex device |
| CN207254788U (en) * | 2017-07-24 | 2018-04-20 | 深圳市智康新能科技有限公司 | Speculum cleaning apparatus for self and solar light-heat power-generation system |
| CN109883069A (en) * | 2019-02-14 | 2019-06-14 | 浙江中控太阳能技术有限公司 | A kind of cleaning apparatus for self of heliostat |
| CN110332721A (en) * | 2019-06-21 | 2019-10-15 | 浙江中控太阳能技术有限公司 | A kind of cleaning apparatus for self of heliostat |
-
2019
- 2019-11-05 CN CN201911071032.XA patent/CN110617637B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6073253A (en) * | 1983-09-30 | 1985-04-25 | Toshiba Corp | Sun tracking device |
| CN201557063U (en) * | 2009-12-01 | 2010-08-18 | 何斌 | Parabolic mirror light-gathering solar device |
| CN103207625A (en) * | 2013-03-21 | 2013-07-17 | 深圳市联讯创新工场科技开发有限公司 | Heliostat |
| CN106873642A (en) * | 2017-03-27 | 2017-06-20 | 深圳东康前海新能源有限公司 | A kind of sunray following reflex device |
| CN207254788U (en) * | 2017-07-24 | 2018-04-20 | 深圳市智康新能科技有限公司 | Speculum cleaning apparatus for self and solar light-heat power-generation system |
| CN109883069A (en) * | 2019-02-14 | 2019-06-14 | 浙江中控太阳能技术有限公司 | A kind of cleaning apparatus for self of heliostat |
| CN110332721A (en) * | 2019-06-21 | 2019-10-15 | 浙江中控太阳能技术有限公司 | A kind of cleaning apparatus for self of heliostat |
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| CN110617637A (en) | 2019-12-27 |
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Effective date of registration: 20201020 Address after: 4-2, floor 2, entrepreneurship building, Deqing science and Innovation Park, 345 Changhong East Street, Fuxi street, Deqing County, Huzhou City, Zhejiang Province Applicant after: Huzhou yuebin Intelligent Technology Co.,Ltd. Address before: 201601 room 602, No. 6, Lane 30, xinjiayuan Road, Sijing Town, Songjiang District, Shanghai Applicant before: Zheng Delong |
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Application publication date: 20191227 Assignee: Deqing chuangying Machinery Technology Co.,Ltd. Assignor: Huzhou yuebin Intelligent Technology Co.,Ltd. Contract record no.: X2021330000770 Denomination of invention: A single axis sun tracking device for heliostat for solar power station Granted publication date: 20201106 License type: Common License Record date: 20211124 Application publication date: 20191227 Assignee: Deqing JieChuang Machinery Co.,Ltd. Assignor: Huzhou yuebin Intelligent Technology Co.,Ltd. Contract record no.: X2021330000772 Denomination of invention: A single axis sun tracking device for heliostat for solar power station Granted publication date: 20201106 License type: Common License Record date: 20211124 Application publication date: 20191227 Assignee: Huzhou Heming Machinery Technology Co.,Ltd. Assignor: Huzhou yuebin Intelligent Technology Co.,Ltd. Contract record no.: X2021330000771 Denomination of invention: A single axis sun tracking device for heliostat for solar power station Granted publication date: 20201106 License type: Common License Record date: 20211124 |
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Application publication date: 20191227 Assignee: Huzhou Tianqi Automation Technology Co.,Ltd. Assignor: Huzhou yuebin Intelligent Technology Co.,Ltd. Contract record no.: X2021330000769 Denomination of invention: A single axis sun tracking device for heliostat for solar power station Granted publication date: 20201106 License type: Common License Record date: 20211126 |
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Assignee: Huzhou Tianqi Automation Technology Co.,Ltd. Assignor: Huzhou yuebin Intelligent Technology Co.,Ltd. Contract record no.: X2021330000769 Date of cancellation: 20230323 Assignee: Deqing JieChuang Machinery Co.,Ltd. Assignor: Huzhou yuebin Intelligent Technology Co.,Ltd. Contract record no.: X2021330000772 Date of cancellation: 20230323 Assignee: Huzhou Heming Machinery Technology Co.,Ltd. Assignor: Huzhou yuebin Intelligent Technology Co.,Ltd. Contract record no.: X2021330000771 Date of cancellation: 20230323 Assignee: Deqing chuangying Machinery Technology Co.,Ltd. Assignor: Huzhou yuebin Intelligent Technology Co.,Ltd. Contract record no.: X2021330000770 Date of cancellation: 20230323 |
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