CN104102227A - Multi-point bearing type double-axis solar tracking device - Google Patents
Multi-point bearing type double-axis solar tracking device Download PDFInfo
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- CN104102227A CN104102227A CN201310123664.2A CN201310123664A CN104102227A CN 104102227 A CN104102227 A CN 104102227A CN 201310123664 A CN201310123664 A CN 201310123664A CN 104102227 A CN104102227 A CN 104102227A
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- crossbeam
- type double
- solar tracking
- pushing arm
- main holder
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Abstract
The invention discloses a multi-point Bearing type double-axis solar tracking device. A supporting arm is rotationally positioned above a column-type base; a first electric slewing speed reducer drives the supporting arm to rotate; a second slewing speed reducer is fixed on a speed reducer support on the supporting arm; the upper end of the supporting arm is fixedly connected with a main supporting crossbeam; the main supporting crossbeam is provided with at least three hinging points distributed at intervals; a net frame is hinged to the at least three hinging points; the second electric slewing speed reducer drives an pushing arm; the length direction of the pushing arm and the length direction of the main supporting crossbeam are perpendicular to each other; the pushing arm can rotate around a shaft which is parallel to the length direction of the main supporting crossbeam; the two ends of the pushing arm are respectively hinged to the lower ends of connecting rods; the upper ends of the connecting rods are hinged to the net frame; and connecting lines from the pushing arm, each connecting rod, the main supporting crossbeam and the second electric slewing speed reducer to a hinging point in the middle of the main supporting crossbeam form at least two parallel four-connecting-rod structures. The multi-point bearing type double-axis solar tracking device has the advantages of stable operation, high tracking precision, strong anti-wind overload capacity, high anti-overload capacity, low energy consumption and high durability.
Description
Technical field
The present invention relates to a kind of photovoltaic bracket, espespecially relate to a kind of multiple spot bearing-type double-shaft solar tracking means.
Background technology
At present, in the tracking means at dull and stereotyped and concentrating photovoltaic power generation station, mostly adopt electric pushrod or rotary reducer, directly drive the rotation of cell panel rack to follow the tracks of the sun, this type of drive, although very practical also effective, but in use have the following disadvantages: the supported at three point of cell panel rack, structure stress is inhomogeneous, and rack face rocks excessive, the precision that directly impact is followed the tracks of is especially more serious on the focusing impact of concentrating component.In addition, the output shaft of some rotary reducers also will carry the total weight of cell panel and rack, therefore requires higher to the load-carrying ability of worm gear rotary reducer.Also be the main cause that causes supporting construction fatigue of materials, electric pushrod or rotary reducer to damage.
Summary of the invention
In order to overcome above-mentioned defect, the invention provides a kind of multiple spot bearing-type double-shaft solar tracking means, this multiple spot bearing-type double-shaft solar tracking means and concentrating component are steady in the time following the tracks of sun operation, without rocking, tracking accuracy is high, longer service life, and energy consumption is low.
The present invention for the technical scheme that solves its technical matters and adopt is: a kind of multiple spot bearing-type double-shaft solar tracking means, comprise pillar base, the first motoring speed reduction unit, sway brace, reducer stent, the second rotary reducer, at least one group of pitch movement thrust transmission mechanism, rack and controller, the first motoring speed reduction unit is fixed on pillar base upper end, sway brace coaxially can rotational positioning in pillar base top, and the first motoring speed reduction unit drives sway brace to rotate, reducer stent is fixed on sway brace longitudinal side wall, the second rotary reducer is fixed on this reducer stent, described pitch movement thrust transmission mechanism comprises pushing arm, connecting rod and main holder crossbeam, wherein sway brace upper end and main holder crossbeam are connected, main holder crossbeam is provided with at least three spaced pin joints, rack is articulated with on these at least three pin joints, the second motoring reducer power output terminal is connected with a pushing arm, described pushing arm length direction is mutually vertical with main holder crossbeam length direction, pushing arm can rotate around the axle that is parallel to main holder crossbeam length direction, the two ends of pushing arm length direction are hinged with the lower end of at least one connecting rod respectively, the upper end of connecting rod is hinged with rack respectively, described pushing arm, each connecting rod, main holder crossbeam, the second rotary reducer forms at least two parallel four-bar linkage structures with the pin joint line in the middle of main holder crossbeam, controller control first, the work of two-revolution speed reduction unit.
As a further improvement on the present invention, described sway brace comprises a standpipe and two oblique arms, standpipe both sides are located in the symmetrical inclination of described two oblique arms, its neutral tube upper end is fixedly connected with main holder crossbeam respectively with two swash plate upper ends and is corresponding with a pin joint position respectively, and reducer stent is fixed on standpipe sidewall.
As a further improvement on the present invention, described the first motoring speed reduction unit bottom is fixedly connected with pillar base upper end, and the first motoring speed reduction unit top rotary disk is fixedly connected with the standpipe lower end of sway brace.
As a further improvement on the present invention, in described controller, be provided with computer tracking control system.
As a further improvement on the present invention, described first and second motoring speed reduction unit is turbine rotary reducer.
As a further improvement on the present invention, described pitch movement thrust transmission mechanism is one group, and the cross structure that the straight line that the connecting rod at its pushing arm two ends and rack pin joint form and main holder crossbeam form is by the rack quartern.
As a further improvement on the present invention, described rack comprises vertical central sill, vertical curb girder, contact crossbeam and concentrating component erecting frame, described vertical curb girder and vertical centering control Liangping row, and be symmetrically distributed in vertical central sill both sides, contact crossbeam is connected to form rectangular frame structure with vertical central sill and vertical survey both ends, be fixed on this rectangular frame structure upside for the concentrating component erecting frame of fixed solar cell piece, and with contact the parallel placement of crossbeam.
As a further improvement on the present invention, described connecting rod is that two ends form fork configuration.
As a further improvement on the present invention, the pin joint structure triangular in shape on described main holder crossbeam, its upper end forms fork-shaped connecting portion.
The invention has the beneficial effects as follows: the present invention is carried by multiple spot, operate steadily, tracking accuracy is high, and overall center of gravity is low, and wind resistance overload capacity is high, and more laborsaving in running, self consume energy lower, more durable in use, and all adopt detachable standard package design, more be conducive to the features such as standardized production, packaging, transport, storage, site operation installation and parts maintain and replace, can be widely used in all types of solar photovoltaic generation systems.
Brief description of the drawings
Fig. 1 is that the first of the present invention is used state stereogram;
Fig. 2 is that the first of the present invention is used state front view;
Fig. 3 is that the second of the present invention uses state stereogram;
Fig. 4 is that the second of the present invention uses state front view.
Embodiment
Embodiment: multiple spot bearing-type double-shaft solar tracking means, comprise pillar base 1, the first motoring speed reduction unit 2, sway brace 3, reducer stent 6, the second rotary reducer 5, at least one group of pitch movement thrust transmission mechanism, rack and controller, the first motoring speed reduction unit 2 is fixed on pillar base 1 upper end, sway brace 3 coaxially can rotational positioning in pillar base 1 top, and the first motoring speed reduction unit 2 drives sway brace 3 to rotate, reducer stent 6 is fixed on sway brace 3 longitudinal side walls, the second rotary reducer 5 is fixed on this reducer stent 6, described pitch movement thrust transmission mechanism comprises pushing arm 7, connecting rod 9 and main holder crossbeam 10, wherein sway brace 3 upper ends and main holder crossbeam 10 are connected, main holder crossbeam 10 is provided with at least three spaced pin joints 8, rack is articulated with on these at least three pin joints, the second motoring reducer power output terminal is connected with a pushing arm 7, described pushing arm 7 length directions are mutually vertical with main holder crossbeam 10 length directions, pushing arm 7 can rotate around the axle that is parallel to main holder crossbeam 10 length directions, the two ends of pushing arm 7 length directions are hinged with the lower end of at least one connecting rod 9 respectively, the upper end of connecting rod 9 is hinged with rack respectively, described pushing arm 7, each connecting rod 9, main holder crossbeam 10, the second rotary reducer 5 forms at least two parallel four connecting rod 9 structures with the pin joint line in the middle of main holder crossbeam 10, controller control first, the work of two-revolution speed reduction unit, the present invention drives to realize by motoring speed reduction unit and rotates tracking around vertical axes, drive the motion of pitch movement thrust transmission mechanism and then drive the rack angle of pitch to regulate by the second motoring speed reduction unit, and then realization and sun synchronization transfer, moment keeps the vertical solar radiation that receives, guarantee generated energy maximizes, its first rack and the cell panel that is fixed thereon to face upward the motion of bowing be to drive through one group of parallel four connecting rod 9 thrust mechanism transmission by the second rotary reducer 5, and the second rotary reducer 5 installation site underlyings, do not carry the weight of cell panel and rack, overall overload capacity is greatly improved, and more laborsaving in running, self consumes energy lower, durable in use, it adopts multiple spot (minimum is 5 points) carrying hinge, operate steadily, tracking accuracy is high, wind resistance overload capacity greatly improves, and first motoring speed reduction unit 2 be all arranged on base, more laborsaving in running, self consumes energy lower.And all adopt detachable standard package design, be more conducive to the features such as standardized production, packaging, transport, storage, site operation installation and parts maintain and replace.
Described sway brace 3 comprises a standpipe 4 and two oblique arms, standpipe both sides are located in the symmetrical inclination of described two oblique arms, its neutral tube upper end is fixedly connected with main holder crossbeam 10 respectively with two swash plate upper ends and is corresponding with a pin joint position respectively, reducer stent 6 is fixed on standpipe sidewall, this structure forms isosceles triangular structure, Stability Analysis of Structures, support strength is high.
Described the first motoring speed reduction unit 2 bottoms are fixedly connected with pillar base 1 upper end, and the first motoring speed reduction unit 2 top rotary disks are fixedly connected with the standpipe lower end of sway brace 3.
In described controller, be provided with computer tracking control system.
Described first and second motoring speed reduction unit is turbine rotary reducer, and worm gear rotary reducer is durable in use, and not fragile, power consumption is low, saves the energy.
Described pitch movement thrust transmission mechanism is one group, the cross structure that the straight line that the connecting rod 9 at its pushing arm 7 two ends and rack pin joint form and main holder crossbeam 10 form is by the rack quartern, this structure makes pitch movement thrust transmission mechanism be positioned at rack center, ensure its stressed evenly, balance, smooth running.
Described rack comprises vertical central sill 12, vertical curb girder 13, contact crossbeam 14 and concentrating component erecting frame 11, described vertical curb girder 13 is parallel with vertical central sill 12, and be symmetrically distributed in vertical central sill 12 both sides, contact crossbeam 14 is connected to form rectangular frame structure with vertical central sill 12 and vertical survey both ends, be fixed on this rectangular frame structure upside for the concentrating component erecting frame 11 of fixed solar cell piece, and with contact the parallel placement of crossbeam 14.
Described connecting rod 9 is two ends formation fork configuration, and this structural strength is high, stable connection.
Pin joint structure triangular in shape on described main holder crossbeam 10, its upper end forms fork-shaped connecting portion, Stability Analysis of Structures, intensity is high, not fragile.
Claims (9)
1. multiple spot bearing-type double-shaft solar tracking means, it is characterized in that: comprise pillar base (1), the first motoring speed reduction unit (2), sway brace (3), reducer stent (6), the second rotary reducer (5), at least one group of pitch movement thrust transmission mechanism, rack and controller, the first motoring speed reduction unit (2) is fixed on pillar base (1) upper end, sway brace (3) coaxially can rotational positioning in pillar base (1) top, and the first motoring speed reduction unit (2) drives sway brace (3) to rotate, reducer stent (6) is fixed on sway brace (3) longitudinal side wall, the second rotary reducer (5) is fixed on this reducer stent (6), described pitch movement thrust transmission mechanism comprises pushing arm (7), connecting rod (9) and main holder crossbeam (10), wherein sway brace (3) upper end and main holder crossbeam (10) are connected, main holder crossbeam (10) is provided with at least three spaced pin joints (8), rack is articulated with on these at least three pin joints, the second motoring reducer power output terminal is connected with a pushing arm (7), described pushing arm (7) length direction is mutually vertical with main holder crossbeam (10) length direction, pushing arm (7) can rotate around the axle that is parallel to main holder crossbeam (10) length direction, the two ends of pushing arm (7) length direction are hinged with the lower end of at least one connecting rod (9) respectively, the upper end of connecting rod (9) is hinged with rack respectively, described pushing arm (7), each connecting rod (9), main holder crossbeam (10), the second rotary reducer (5) forms at least two parallel four connecting rods (9) structure with the pin joint line in the middle of main holder crossbeam (10), controller control first, the work of two-revolution speed reduction unit.
2. multiple spot bearing-type double-shaft solar tracking means as claimed in claim 1, it is characterized in that: described sway brace (3) comprises a standpipe (4) and two oblique arms, standpipe both sides are located in the symmetrical inclination of described two oblique arms, its neutral tube upper end is fixedly connected with main holder crossbeam (10) respectively with two swash plate upper ends and is corresponding with a pin joint position respectively, and reducer stent (6) is fixed on standpipe sidewall.
3. multiple spot bearing-type double-shaft solar tracking means as claimed in claim 2, it is characterized in that: described the first motoring speed reduction unit (2) bottom is fixedly connected with pillar base (1) upper end, the first motoring speed reduction unit (2) top rotary disk is fixedly connected with the standpipe lower end of sway brace (3).
4. multiple spot bearing-type double-shaft solar tracking means as claimed in claim 1, is characterized in that: in described controller, be provided with computer tracking control system.
5. multiple spot bearing-type double-shaft solar tracking means as claimed in claim 1, is characterized in that: described first and second motoring speed reduction unit is turbine rotary reducer.
6. multiple spot bearing-type double-shaft solar tracking means as claimed in claim 1, it is characterized in that: described pitch movement thrust transmission mechanism is one group, the cross structure that the straight line that the connecting rod (9) at its pushing arm (7) two ends and rack pin joint form and main holder crossbeam (10) form is by the rack quartern.
7. multiple spot bearing-type double-shaft solar tracking means as claimed in claim 1, it is characterized in that: described rack comprises vertical central sill (12), vertical curb girder (13), contact crossbeam (14) and concentrating component erecting frame (11), described vertical curb girder (13) is parallel with vertical central sill (12), and be symmetrically distributed in vertical central sill (12) both sides, contact crossbeam (14) is connected to form rectangular frame structure with vertical central sill (12) and vertical survey both ends, concentrating component erecting frame (11) for fixed solar cell piece is fixed on this rectangular frame structure upside, and with contact the parallel placement of crossbeam (14).
8. multiple spot bearing-type double-shaft solar tracking means as claimed in claim 1, is characterized in that: described connecting rod (9) is two ends formation fork configuration.
9. multiple spot bearing-type double-shaft solar tracking means as claimed in claim 1, is characterized in that: the pin joint structure triangular in shape on described main holder crossbeam (10), its upper end forms fork-shaped connecting portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310123664.2A CN104102227B (en) | 2013-04-11 | 2013-04-11 | Multiple spot bearing-type double-shaft solar tracks of device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310123664.2A CN104102227B (en) | 2013-04-11 | 2013-04-11 | Multiple spot bearing-type double-shaft solar tracks of device |
Publications (2)
| Publication Number | Publication Date |
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| CN104102227A true CN104102227A (en) | 2014-10-15 |
| CN104102227B CN104102227B (en) | 2017-07-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310123664.2A Active CN104102227B (en) | 2013-04-11 | 2013-04-11 | Multiple spot bearing-type double-shaft solar tracks of device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016074341A1 (en) * | 2014-11-10 | 2016-05-19 | 黄山睿基新能源科技有限公司 | Dual-axis automatic tracking system able to track sun |
| WO2018090155A1 (en) * | 2016-11-21 | 2018-05-24 | Pontificia Universidad Catolica De Chile | Solar tracking systems for blinds for solar collectors and associated methods |
| US11938576B1 (en) | 2022-12-20 | 2024-03-26 | Terabase Energy, Inc. | Systems and methods for threading a torque tube through U-bolt and module rail devices |
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| JPS6457319A (en) * | 1987-08-28 | 1989-03-03 | Fujita Corp | Solar light reflecting device |
| CN201742338U (en) * | 2010-07-16 | 2011-02-09 | 程斌 | Multipoint bearing structure of solar double-axis automatic tracking photovoltaic power station |
| CN102291048A (en) * | 2011-08-05 | 2011-12-21 | 射阳振港光伏设备制造有限公司 | Dual-axis rotating automatic solar tracking device |
| CN102830710A (en) * | 2012-09-13 | 2012-12-19 | 东南大学 | Tracking driving device for tank type solar concentrating collector |
| CN102968125A (en) * | 2012-11-06 | 2013-03-13 | 刘建中 | Sunlight dual-shaft tracking support |
| CN203164765U (en) * | 2013-04-11 | 2013-08-28 | 中信博新能源科技（苏州）有限公司 | Multi-point bearing type double-axis solar tracking device |
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Patent Citations (6)
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| JPS6457319A (en) * | 1987-08-28 | 1989-03-03 | Fujita Corp | Solar light reflecting device |
| CN201742338U (en) * | 2010-07-16 | 2011-02-09 | 程斌 | Multipoint bearing structure of solar double-axis automatic tracking photovoltaic power station |
| CN102291048A (en) * | 2011-08-05 | 2011-12-21 | 射阳振港光伏设备制造有限公司 | Dual-axis rotating automatic solar tracking device |
| CN102830710A (en) * | 2012-09-13 | 2012-12-19 | 东南大学 | Tracking driving device for tank type solar concentrating collector |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016074341A1 (en) * | 2014-11-10 | 2016-05-19 | 黄山睿基新能源科技有限公司 | Dual-axis automatic tracking system able to track sun |
| WO2018090155A1 (en) * | 2016-11-21 | 2018-05-24 | Pontificia Universidad Catolica De Chile | Solar tracking systems for blinds for solar collectors and associated methods |
| US11938576B1 (en) | 2022-12-20 | 2024-03-26 | Terabase Energy, Inc. | Systems and methods for threading a torque tube through U-bolt and module rail devices |
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| CN104102227B (en) | 2017-07-18 |
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Address after: Lujia Poplar Road in Kunshan city of Suzhou City, Jiangsu province 215331 No. 6 Building No. 5 Patentee after: Jiangsu CITIC Bo new energy Polytron Technologies Inc Address before: Lujia Poplar Road in Kunshan city of Suzhou City, Jiangsu province 215331 No. 6 Building No. 5 Patentee before: CITIC new energy technology (Suzhou) Co., Ltd. |
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