CN201509165U - Two-dimensional photovoltaic sun-positioning mechanism - Google Patents

Two-dimensional photovoltaic sun-positioning mechanism Download PDF

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Publication number
CN201509165U
CN201509165U CN2009202231787U CN200920223178U CN201509165U CN 201509165 U CN201509165 U CN 201509165U CN 2009202231787 U CN2009202231787 U CN 2009202231787U CN 200920223178 U CN200920223178 U CN 200920223178U CN 201509165 U CN201509165 U CN 201509165U
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CN
China
Prior art keywords
photovoltaic
steering
dimentional
settled date
battery panel
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN2009202231787U
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Chinese (zh)
Inventor
潘耀杰
刘利
武斌
贾树清
胡晨
杨叶锋
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BEIJING ECOM ENERGY TECHNOLOGY CO., LTD.
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BEIJING ECOM COMMUNICATIONS TECHNOLOGY Co Ltd
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Priority to CN2009202231787U priority Critical patent/CN201509165U/en
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Publication of CN201509165U publication Critical patent/CN201509165U/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

Abstract

The utility model provides a two-dimensional photovoltaic sun-positioning mechanism, which is combined with a photovoltaic battery board and a support pillar. The mechanism comprises a first multi-steering element arranged on the lateral edge of a support shaft, a second multi-steering element arranged at the rear part of the photovoltaic battery board, a connecting part connected to the steering output terminals of the first multi-steering element and the second multi-steering element, and an one-dimensional steering unit comprising a motor and a transmission device, wherein the motor is controlled by a driving unit, thereby achieving the purposes that the photovoltaic battery board can rotate axially along the support pillar.

Description

Two dimension photovoltaic settled date mechanism
Technical field
The utility model relates to a kind of movement structure, particularly be a kind ofly to realize that by motor photovoltaic battery panel carries out the two-dimensional mechanism on photovoltaic settled date.
Background technology
As everyone knows, when angle of incidence of sunlight is vertical with photovoltaic battery panel, photovoltaic battery panel energy output maximum.Therefore, follow the tracks of the solar motion track, make angle of incidence of sunlight vertical with cell panel all the time, can improve the photovoltaic battery panel energy output to greatest extent.Photovoltaic settled date device in the market is broadly divided into two kinds from mechanical structure: one dimension formula and two-dimentional formula.The one dimension formula tracker angle of pitch (being sun altitude) is fixing, and the latitude of only following the tracks of the sun changes, and follows the trail of from east to west every day usually.As disclosing a kind of one dimension formula photovoltaic settled date device among the Chinese patent CN200710020572.6.This device need not to dispose storage battery and charging-discharging controller, need not control and drive motors electronic devices and components.Its photovoltaic driver is made of two photovoltaic modulies of installing dorsad along rotation axis respectively, and its output series connection back is connected with a reducing motor, drives it and drives rotation axis, photovoltaic battery panel tracking solar motion track.Two photovoltaic module output rated voltages are 5-7V, and rated current is 1-2A.When the sun surpassed set point to the incident angle of solar battery array, the photovoltaic driver will drive reducing motor and rotation axis rotates, and made the solar cell array aligning sun.
This patent structure is comparatively simple, but can only follow the tracks of the angle of latitude of the sun, and owing to there is not electronic device control, the accuracy of tracking is lower, and is not remarkable to the lifting of photovoltaic cell slab integral generating efficiency.
Two dimension formula tracker is not only adjusted latitude, also sun altitude is followed the tracks of, can be more accurate to sun location, improve the energy output of photovoltaic battery panel to greatest extent, and its generating efficiency is often than one dimension Shi Genggao.As disclosing a kind of two-dimentional formula photovoltaic settled date device and tracking among the Chinese patent CN200510094900.8.This device has hinge, support bar, column and height regulating rod, and has elevation angle transducer and azimuth sensor, single-chip microcomputer may command elevation angle drive motors and the control of azimuth drive motors.Its tracking is to calculate solar azimuth and elevation angle desired value in real time according to longitude, latitude and time on date, compare with elevation angle transducer and azimuth sensor value of feedback, draw control signal, drive elevation angle motor and azimuth motor, utilize closed-loop control to realize real-time tracking.
This device can be realized the track and localization of the sun more accurately, but mechanical structure is comparatively complicated, needs totally two of azimuth drive motors and elevation angle drive motors, and cost also improves accordingly, and not only power consumption increases, and has also reduced system reliability.
In view of above-mentioned defective, the utility model creator is through research and creation have obtained this creation finally for a long time.
Summary of the invention
The purpose of this utility model is, provides a kind of two-dimentional photovoltaic settled date mechanism, in order to overcome above-mentioned defective.
For achieving the above object, the technical solution adopted in the utility model is, a kind of two-dimentional photovoltaic settled date mechanism is provided, and it combines with a photovoltaic battery panel and a support column, and it comprises:
One first multi-steering element, it is arranged on the described back shaft lateral margin;
One second multi-steering element, it is arranged at described photovoltaic cell postlaminar part;
A connection piece, it is connected the output that turns to of the described first multi-steering element and the second multi-steering element;
One one dimension steering unit, it comprises: motor and transmission device, described motor is subjected to the control of a driver element, realizes that described photovoltaic battery panel is along described support column axial rotation.
Wherein, described transmission device is a turbine and worm mechanism, and wherein, the output shaft of described motor and the power shaft of described worm screw join, the top Joint of described transmission device and described support column.
Preferable, also comprise: a connecting seat, it is arranged between the efferent of described photovoltaic battery panel and described turbine, and described Connection Block has the degree of freedom of pitching.
Wherein, described Connection Block comprises: one first connecting portion and one second connecting portion, described first connecting portion and described turbine output part Joint, described second connecting portion and described photovoltaic battery panel Joint, wherein, hinged between described first connecting portion and second connecting portion.
Preferable, it is characterized in that the described first multi-steering element and the second multi-steering element have a ball-type and turn to output.
Preferable, also comprising a pedestal, described pedestal is fixedly installed on the lateral margin of described support column, and the described first multi-steering element is connected with described support column by described pedestal.
Preferable, in the junction of described first multi-steering element and described connector, or the junction of described second multi-steering element and described connector at least one be covered with the rubber protective cover.
Wherein, described driver element comprises:
One power circuit;
One testing circuit, it exports a light intensity detection signal and a position detection signal respectively in order to the light intensity that collects and the angle position of photovoltaic battery panel are judged;
One processor, it receives described light intensity detection signal and position detection signal, and according to the solar motion track data storehouse of its storage inside, according to the temporal information that clock chip provides, exports a control signal;
One drive circuit, it receives described control signal, is converted to the DC driven signal and is transferred to described motor.
Wherein, described power circuit is a direct current power module, and its high pressure with photovoltaic cell directly is converted to low-tension supply.
Preferable, also comprise:
Two limit switches are arranged on described photovoltaic battery panel motion both sides extreme position, and when touching described limit switch in described photovoltaic battery panel limit of sports record position, described motor can only counter motion.
When cell panel towards east orientation or west to when motion, the cell panel position is tending towards level gradually.
The beneficial effects of the utility model are compared with the prior art, and mechanical structure is simplified, and reliability improves, and can promote the photovoltaic panel generating efficiency significantly again simultaneously, improve income when reducing cost.
Photovoltaic battery panel is towards east orientation or western when moving, the position is tending towards level gradually, reduced the photovoltaic battery panel projection to greatest extent, avoided as far as possible the light of photovoltaic battery panel is on every side blocked, thereby make the described photovoltaic battery panel array arrangement can be tightr, photovoltaic plant integral construction area reduces, and reduces the land used cost.
Need not to add photovoltaic battery panel, storage battery or alternating current, utilize the photovoltaic battery panel self generating that is driven to power, simplified site operation, improved system suitability, be more convenient for product utilization and popularization for rotating mechanism.
Description of drawings
Fig. 1 is the structural representation that the utlity model has the photovoltaic lighting equipment of two-dimentional photovoltaic settled date mechanism;
Fig. 2 A is the enlarged drawing of the junction between the utility model two dimension photovoltaic settled date mechanism's first multi-steering element and the connector;
Fig. 2 B is the enlarged drawing of the junction between the utility model two dimension photovoltaic settled date mechanism's photovoltaic battery panel and the transmission device;
Fig. 2 C is the enlarged drawing of the utility model two dimension photovoltaic settled date mechanism's turbine and worm mechanism;
Fig. 2 D is the enlarged drawing that the utility model two dimension photovoltaic settled date mechanism is provided with the rubber protective cover;
Fig. 3 A is the state diagram of photovoltaic lighting equipment when the sun is in the due south that the utlity model has two-dimentional photovoltaic settled date mechanism;
Fig. 3 B is the state diagram of photovoltaic lighting equipment when the sun is in due east that the utlity model has two-dimentional photovoltaic settled date mechanism;
Fig. 4 is the functional block diagram of the utility model two dimension photovoltaic settled date mechanism's driver element.
Embodiment
Below in conjunction with accompanying drawing, be described in more detail with other technical characterictic and advantage the utility model is above-mentioned.
Related south orientation is to be defined as south orientation with vertical paper direction among Fig. 3 A in this embodiment, and its left side is defined as east orientation, the right side be defined as the west to.
See also shown in Figure 1ly, it is the structural representation of the utility model two dimension photovoltaic settled date mechanism; Described two-dimentional photovoltaic settled date, mechanism combined with a photovoltaic battery panel 1 and a support column 2, what it need be realized is exactly how to make described photovoltaic battery panel 1 based on described support column 2, is purpose realizes two dimension in the space adjustment to obtain big as far as possible light intensity; Two-dimentional photovoltaic settled date structure of the present utility model for this reason, it comprises: one first multi-steering element 21, it is arranged on the lateral margin of described back shaft 2; One second multi-steering element 23, it is arranged at the rear portion of described photovoltaic battery panel 1; A connection piece 22, it is connected the output that turns to of the described first multi-steering element 21 and the second multi-steering element 23; The first multi-steering element 21 and the second multi-steering element 23 described here can adopt spherical hinge to realize multivariant evolution, and the connector 22 here mainly plays support, pulling and spacing effect, and what therefore adopt here is connecting rod; One one dimension steering unit, it comprises: motor and transmission device, described motor 31 is subjected to the control of a driver element, realizes that described photovoltaic battery panel 1 is along described support column 2 axial rotation.Preferable mode has increased a pedestal 24, and described pedestal 24 is fixedly installed on the lateral margin of described support column 2, and the described first multi-steering element 21 is connected with described support column 2 by described pedestal 24.Form a quadric chain like this, thereby can guarantee the movement locus that described photovoltaic battery panel is preset in the space realization, finished two dimensional motion.
See also shown in Fig. 2 A, it is the enlarged drawing of the junction between the utility model two dimension photovoltaic settled date mechanism's first multi-steering element and the connector; The described first multi-steering element 21 and the second multi-steering element 23 can adopt spherical hinge, it has round turning to and exports 212, in order to affixed with described connector 22, also has a spacing shell 211, described spacing shell 211 openings inwardly dwindle, and described ball-type is turned to encasing of output 212 gaps, described spacing shell 211 and described pedestal 24 Joints, described spacing shell 211 is provided with a breach, realizes that described ball-type turns to output 212 to the big banking motion of a side.
See also shown in Fig. 2 B, it is the enlarged drawing of the junction between the utility model two dimension photovoltaic settled date mechanism's photovoltaic battery panel and the transmission device, described transmission device is connected with described motor 31, described transmission device is arranged on the described support column 2, preferable can be fixed together by a connecting seat and described photovoltaic battery panel 1, and described Connection Block has the degree of freedom of pitching.Described Connection Block comprises: one first connecting portion 321 and one second connecting portion 322, the output Joint of described first connecting portion 321 and described transmission device, described second connecting portion 322 and described photovoltaic battery panel 1 Joint, wherein, hinged between described first connecting portion 321 and second connecting portion 322, under the pulling of described connector 22, just can realize the elevating movement of described photovoltaic battery panel 1.
See also shown in Fig. 2 C, it is the enlarged drawing of the utility model two dimension photovoltaic settled date mechanism's turbine and worm mechanism; What described transmission device adopted is turbine and worm mechanism, and described motor output shaft is connected with the power shaft of described worm screw 331, and the output face of described turbine 332 is provided with fixing hole, in order to realization and above-mentioned Connection Block (first connecting portion 321 affixed).
See also shown in Fig. 2 D, it is provided with the enlarged drawing of rubber protective cover for the utility model two dimension photovoltaic settled date mechanism; In the junction of described first multi-steering element and described connector, or the junction of described second multi-steering element and described connector one at least, be covered with the rubber protective cover.Be used for protecting dust storm rainwater etc. and enter described spherical hinge, the precision of influence operation and the life-span of use.
See also shown in Fig. 3 A and Fig. 3 B, it is divided into the state diagram of photovoltaic lighting equipment when the sun is in the due south and the state diagram when being in due east that the utlity model has two-dimentional photovoltaic settled date mechanism; These two figure have represented the maximum of the pairing photovoltaic battery panel 1 of the utility model pitching height in a day and the position of minimum value, though wherein described motor 31 can only make photovoltaic battery panel 1 realize the conversion of one degree of freedom theoretically, but because the described first multi-steering element 21, the setting of the second multi-steering element 23 and connector 22, it just makes at described motor 31 and drives photovoltaic battery panel 1 realization in described support column 2 axial rotation, pulling by described connector 22 and spacing, thereby present described photovoltaic battery panel 1 the pitching of the diverse location in space and towards, the length of wherein said connector 22, the first multi-steering element 21 is with respect to the distance of described support column 2 lateral margins, and the second multi-steering element 23 vertically highly all having determined with respect to first steering component 21 at two extreme positions of East and West direction, and when the position in due south the state of described photovoltaic battery panel 1, particularly when the sun is positioned at due east or positive west, described photovoltaic battery panel is in level, has prevented blocking for other photovoltaic battery panels; Because the concrete residing position of photovoltaic battery panel (geographical environment is relevant) difference, the angle of the pitching that requires also there are differences, here just do not calculating the numerical value of relevant parameter one by one, this is easy to obtain by the test of the calculations incorporated limited number of time of quadric chain in the theory of mechanics for those of ordinary skills.
See also shown in Figure 4ly, it is the functional block diagram of the utility model two dimension photovoltaic settled date mechanism's driver element; Described driver element is the control to motor 31, the position of realization photovoltaic battery panel 1 is adjusted, it comprises: a power supply 41, described power circuit 41 is a direct current power module (a DC-DC power module), it is connected with described photovoltaic cell 5, and the high pressure of photovoltaic cell directly is converted to low-tension supply, be the power supply of described motor and control section.Thereby need not to dispose storage battery, also do not need to introduce exchanging input, simplified the equipment installation greatly, made things convenient for application.
One testing circuit 42, it exports a light intensity detection signal and a position detection signal respectively in order to the light intensity that collects and the angle position of photovoltaic battery panel are judged; Described testing circuit 42 comprises two groups of light-sensitive elements and an angular transducer, is separated by the black dividing plate in the middle of described two groups of light-sensitive elements.When illumination tilted to inject, the described light-sensitive device on both sides is subjected to luminous intensity under the blocking of dividing plate there were significant differences, causes the sample information difference of output, promptly produced described light intensity detection signal.Described light intensity detection signal is handled input one processor A/D interface through over-sampling, amplification, filtering etc.; Described angular transducer rotates the number of turns to motor and carries out record, advance the described position detection signals of processing generation such as over-sampling, filtering and import described processor 43, in order to judge the position of described photovoltaic battery panel, judge one of foundation of described motor 31 directions of motion as described processor 43.
The interior one year solar motion track data storehouse of described processor 43 stored, the temporal information that provides according to its clock chip, described processor 43 is inquiry solar azimuth and elevation angle information in real time, drive described motor 31 and rotate, and adjust back output one control signal according to the detection signal of photosensitive information;
One drive circuit 44, it receives described control signal, and described drive circuit 44 is to be made of MOSFET control chip and switch mosfet pipe, finishes the driving to direct current machine 31, and these all are custom circuits, repeat no more.
The East and West direction both sides extreme position of preferable described photovoltaic battery panel 1 all is equipped with limit switch.Make a mistake when motor 31 drives, when described photovoltaic battery panel 1 continued towards east or move in the west, limit switch was triggered, and described motor counter motion prevents that support from damaging.
The above only is preferred embodiment of the present utility model, only is illustrative for the utility model, and nonrestrictive.Those skilled in the art is understood, and can carry out many changes to it in the spirit and scope that the utility model claim is limited, revise, even equivalence, but all will fall in the protection range of the present utility model.

Claims (11)

  1. One kind two-dimentional photovoltaic settled date mechanism, it combines with a photovoltaic battery panel and a support column, it is characterized in that it comprises:
    One first multi-steering element, it is arranged on the described back shaft lateral margin;
    One second multi-steering element, it is arranged at described photovoltaic cell postlaminar part;
    A connection piece, it is connected the output that turns to of the described first multi-steering element and the second multi-steering element;
    One one dimension steering unit, it comprises: motor and transmission device, described motor is subjected to the control of a driver element, realizes that described photovoltaic battery panel is along described support column axial rotation.
  2. 2. two-dimentional photovoltaic settled date according to claim 1 mechanism, it is characterized in that described transmission device is a turbine and worm mechanism, wherein, the output shaft of described motor and the power shaft of described worm screw join, and described transmission device is fixed on the top of described support column.
  3. 3. two-dimentional photovoltaic settled date according to claim 2 mechanism, it is characterized in that, also comprise: a connecting seat, it is arranged between the efferent of described photovoltaic battery panel and described turbine, described Connection Block has the degree of freedom of pitching.
  4. 4. two-dimentional photovoltaic settled date according to claim 3 mechanism, it is characterized in that, described Connection Block comprises: one first connecting portion and one second connecting portion, described first connecting portion and described turbine output part Joint, described second connecting portion and described photovoltaic battery panel Joint, wherein, hinged between described first connecting portion and second connecting portion.
  5. 5. according to mechanism of described two-dimentional photovoltaic settled date of the arbitrary claim of claim 1-4, it is characterized in that the described first multi-steering element and the second multi-steering element have a ball-type and turn to output.
  6. 6. two-dimentional photovoltaic settled date according to claim 5 mechanism, it is characterized in that also comprise a pedestal, described pedestal is fixedly installed on the lateral margin of described support column, the described first multi-steering element is connected with described support column by described pedestal.
  7. 7. two-dimentional photovoltaic settled date according to claim 5 mechanism; it is characterized in that; in the junction of described first multi-steering element and described connector, or the junction of described second multi-steering element and described connector at least one be covered with the rubber protective cover.
  8. 8. two-dimentional photovoltaic settled date according to claim 5 mechanism, it is characterized in that described driver element comprises:
    One power circuit;
    One testing circuit, it exports a light intensity detection signal and a position detection signal respectively in order to the light intensity that collects and the angle position of photovoltaic battery panel are judged;
    One processor, it receives described light intensity detection signal and position detection signal, and according to the solar motion track data storehouse of its storage inside, according to the temporal information that clock chip provides, exports a control signal;
    One drive circuit, it receives described control signal, is converted to the DC driven signal and is transferred to described motor.
  9. 9. two-dimentional photovoltaic settled date according to claim 8 mechanism, it is characterized in that described power circuit is a direct current power module, its high pressure with photovoltaic cell directly is converted to low-tension supply.
  10. 10. two-dimentional photovoltaic settled date according to claim 8 mechanism, it is characterized in that, also comprise:
    Two limit switches are arranged on described photovoltaic battery panel motion both sides extreme position, and when touching described limit switch in described photovoltaic battery panel limit of sports record position, described motor can only counter motion.
  11. 11. two-dimentional photovoltaic settled date according to claim 6 mechanism, it is characterized in that, when described cell panel to east orientation or west when rotating, its position is tending towards level gradually.
CN2009202231787U 2009-09-29 2009-09-29 Two-dimensional photovoltaic sun-positioning mechanism Expired - Fee Related CN201509165U (en)

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CN2009202231787U CN201509165U (en) 2009-09-29 2009-09-29 Two-dimensional photovoltaic sun-positioning mechanism

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Application Number Priority Date Filing Date Title
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102035435A (en) * 2009-09-29 2011-04-27 北京意科通信技术有限责任公司 Photovoltaic power generation device with two-dimensional photovoltaic sun-positioning mechanism
CN102467130A (en) * 2010-11-18 2012-05-23 天津天高自动化工程有限公司 Dual-shaft support structure of concentration photovoltaic panel
CN107276204A (en) * 2017-06-28 2017-10-20 苏州华商新能源有限公司 One kind energy-conservation loading robot

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102035435A (en) * 2009-09-29 2011-04-27 北京意科通信技术有限责任公司 Photovoltaic power generation device with two-dimensional photovoltaic sun-positioning mechanism
CN102035435B (en) * 2009-09-29 2013-06-19 北京意科通信技术有限责任公司 Photovoltaic power generation device with two-dimensional photovoltaic sun-positioning mechanism
CN102467130A (en) * 2010-11-18 2012-05-23 天津天高自动化工程有限公司 Dual-shaft support structure of concentration photovoltaic panel
CN107276204A (en) * 2017-06-28 2017-10-20 苏州华商新能源有限公司 One kind energy-conservation loading robot
CN107276204B (en) * 2017-06-28 2020-10-09 苏州华商新能源有限公司 Energy-saving object carrying robot

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Address after: 100037 China Beijing city Xicheng District Baiwanzhuang Street No. 22, building 7

Patentee after: BEIJING ECOM ENERGY TECHNOLOGY CO., LTD.

Address before: 100037 Beijing city Xicheng District Baiwanzhuang Street No. 22, building 7

Patentee before: Beijing Ecom Communications Technology Co., Ltd.

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Owner name: BEIJING ECOM ENERGY TECHNOLOGY CO., LTD.

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