CN202916709U - Sun angle tracking system of solar energy lighting board - Google Patents
Sun angle tracking system of solar energy lighting board Download PDFInfo
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- CN202916709U CN202916709U CN 201220621126 CN201220621126U CN202916709U CN 202916709 U CN202916709 U CN 202916709U CN 201220621126 CN201220621126 CN 201220621126 CN 201220621126 U CN201220621126 U CN 201220621126U CN 202916709 U CN202916709 U CN 202916709U
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Abstract
The utility model relates to a sun angle tracking system of solar energy lighting boards. The sun angle tracking system of the solar energy lighting board includes a plurality of lighting boards arranged in an array. The elevation angles and azimuth angles of the lighting boards are controlled through driving hydraulic pressure oil cylinder push rods by corresponding hydraulic pressure pumps. An arbitrary one of the lighting boards is selected as the main board and the other lighting boards are auxiliary boards. The main board is equipped with a sun angle detector. The sun angle tracking system of the solar energy lighting board also includes a single-chip microprocessor for controlling the operation of the hydraulic pumps and a main board angle sensor for converting the elevation angle and the azimuth angle of the main board to two voltage signals with different frequencies. The main board angle sensor transmits the two voltage signals with the different frequencies to control modules of all the auxiliary boards through the single-chip microprocessor in a time-sharing manner. The control modules of the auxiliary boards adjust states of the auxiliary modules through driving the hydraulic pressure oil cylinder push rods by the corresponding hydraulic pressure pumps, so that the auxiliary boards can be in the same elevation angle and the same azimuth angle with the main board. The sun angle tracking system of the solar energy lighting board provided by the utility model is simple in structure, low in cost and energy consumption and good in tracking effect. The utilization rate of solar energy is improved substantially and the sun angle tracking system of the solar energy lighting board is energy-saving and environment-friendly.
Description
Technical field
The utility model relates to a kind of sun angle tracker of solar energy light collecting plate.
Background technology
Along with the increase that is about to exhaustion and environmental protection pressure that the conventional energy resourcess such as coal, oil, rock gas, uranium are supplied with, energy resource supply turns to and utilizes solar cell, and it is a kind of clean energy resource that can be converted into luminous energy electric energy.Although it is very huge to shine upon the energy of the earth, in a certain small size of a certain moment, solar energy is not high and unstable, and this has just limited the application of this clean energy resource of solar cell.Therefore, further improve solar battery efficiency, the purpose that reaches widespread use just seems very meaningful.Easy method very directly perceived designs a kind of efficient solar cell tracker exactly in order to follow the tracks of sun angle changing, and its operation and maintenance cost are all lower, but there are the deficiencies such as practical not and complex structure in existing solar cell tracker.
The solar cell lighting surface can Effective Raise solar cell output power from motion tracking, but present automatic tracking technique is not overripened, and particularly later maintenance cost is larger.Therefore, have some in order to reduce installation cost directly level install or be installed on the roof, on the exterior wall, most of solar battery array lighting surface adopts the fixed elevation mode, a few part can adopt the single shaft autotrack mode, only has very little a part of solar battery array lighting surface just to take the double-shaft auto-tracking mode.For double-shaft auto-tracking system, mainly adopt on the market at present 3 kinds of automatic tracking techniques: vertical shaft rotating formula tracker, gear ring rotary type tracker and gyro ceremony tracker, they all are to adopt Dual-motors Driving, when the attitude of lighting surface fixedly the time, motor needs holding torque, and motor equally also is in the power consumption state.In addition, because motor and mechanical part need to be safeguarded the problems such as and motor wearing and tearing dustproof with sand prevention, therefore a lot of solar cell daylighting panels all adopt the fixed mount mode to install, and do not carry out sun angle and follow the tracks of.
The utility model content
The utility model makes improvements for the problem that above-mentioned prior art exists, and namely the technical problems to be solved in the utility model provides a kind of sun angle tracker of simple in structure, cost is low, power consumption is low and tracking effect is desirable solar energy light collecting plate.
In order to solve the problems of the technologies described above, the technical solution of the utility model is: a kind of sun angle tracker of solar energy light collecting plate, the plane skylight that comprises the polylith arranged in arrays, the elevation angle of described plane skylight and position angle are controlled by hydraulic pump drive hydraulic jack push rod separately respectively, any one in the described plane skylight is chosen to be mainboard, all the other plane skylights are slave plate, and a sun angle detecting device is installed on the described mainboard; Also comprise the single-chip microcomputer of controlling hydraulic pump works and the mainboard angular transducer that the elevation angle, the position angle of mainboard is converted into two different frequency voltage signals, described mainboard angular transducer is delivered to the timesharing of two different frequency voltage signals on the control module of every slave plate by single-chip microcomputer, and the control module of every slave plate is connected with respectively the slave plate angular transducer that slave plate attitude and mainboard attitude are compared and is used for adjusting the slave plate attitude to keep with the mainboard identical elevation angle and azimuthal hydraulic jack by hydraulic pump drive being arranged.
Compared with prior art, the utlity model has following beneficial effect: the sun angle tracker of this solar energy light collecting plate is simple in structure, the costs such as making, installation, operation and maintenance are all lower, power consumption is few, can effectively follow the tracks of the variation of sun angle, greatly improve the utilization factor of sun power, be conducive to applying of this clean energy resource of sun power, energy-conserving and environment-protective.
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.
Description of drawings
Fig. 1 is the connection diagram of the utility model embodiment.
Fig. 2 is the position view of plane skylight supported at three point.
Among the figure: 1-plane skylight, 1-1-mainboard, 1-2-slave plate, 2-sun angle detecting device, 3-single-chip microcomputer, 4-angular transducer, the 5-hydraulic pump, 6-hydraulic jack, 7-storage tank, the 8-counterweight, 9-protective jacket, 10-air velocity transducer, 11-pole, 12-control module, A-first strong point, B-second strong point, C-the 3rd strong point.
Embodiment
Shown in Fig. 1 ~ 2, a kind of sun angle tracker of solar energy light collecting plate, the plane skylight 1 that comprises the polylith arranged in arrays, the elevation angle of described plane skylight 1 and position angle are controlled by hydraulic pump 5 driving hydraulic jacks 6 push rods separately respectively, any one in the described plane skylight 1 is chosen to be mainboard 1-1, all the other plane skylights 1 are slave plate 1-2, be equipped with one on the described mainboard 1-1 for detection of the sun angle detecting device 2 of sunray irradiation, described sun angle detecting device 2 can be quadrant sensors, five quadrant sensors or optical tube etc., described sun angle detecting device 2 also can be only to detect the photoelectric testing sensor whether the light irradiation is arranged, and the photo-sensitive cell of described sun angle detecting device 2 can be used photoresistance, photodiode, phototriode or silicon photocell etc.; Also comprise the single-chip microcomputer 3 that control hydraulic pump 5 is worked and the mainboard angular transducer 4 that the elevation angle, the position angle of mainboard 1-1 is converted into two different frequency voltage signals, described mainboard angular transducer 4 is delivered to the timesharing of two different frequency voltage signals on the control module 12 of every slave plate 1-2 by single-chip microcomputer 3, the control module 12 of every slave plate 1-2 utilizes corresponding slave plate angular transducer 4 to compare with mainboard 1-1 attitude, and adjusts its attitude to keep with the mainboard 1-1 identical elevation angle and position angle being arranged by corresponding hydraulic pump 5 driving hydraulic jacks 6 push rods.
In the present embodiment, when first installs, adjust the attitude of every plane skylight 1; When single-chip microcomputer 3 circuit design, can be designed with time-delay and window comparing function, prevent from producing when plane skylight 1 is subject to external interference and tremble.When the sun is offset to sun angle detecting device 2 induction and shines less than light, the hydraulic pump 5 of single-chip microcomputer 3 control mainboard 1-1 drives hydraulic jack 6 push rods, the elevation angle by adjusting mainboard 1-1 and position angle are followed sun angle and are changed to keep the sun angle detecting device 2 on the mainboard 1-1 can receive the light irradiation, mainboard angular transducer 4 is with the elevation angle of mainboard 1-1, the position angle is converted into two different frequency voltage signals and timesharing is delivered on the control module 12 of every slave plate 1-2, the elevation angle voltage signal that the control module 12 of every slave plate 1-2 is delivered to according to timesharing and the position angle voltage signal of different frequency carry out rectification, and then control hydraulic pump 5 drives hydraulic jack 6 push rods to adjust the attitude of slave plate 1-2, so that slave plate 1-2 keeps with mainboard 1-1 the identical elevation angle and position angle being arranged.
In the present embodiment, the base of described plane skylight 1 parallels with ground, described plane skylight 1 is taked supported at three point, wherein the first strong point A is positioned at the center of plane skylight 1, line between the second strong point B and the first strong point A is parallel with the base of plane skylight 1, line between the 3rd strong point C and the first strong point A and the base of plane skylight 1 are perpendicular, three strong point form right angle isosceles triangles, described the first strong point A is supported by pole 11, described the second strong point B and the 3rd strong point C are supported by corresponding hydraulic jack 6 push rods respectively, and the support and connection structure of each strong point is gimbal structure.The height of described the first strong point A is fixed, but the second strong point B and the 3rd strong point C can adjust hydraulic jack 6 push rod height by hydraulic pump 5; When the 3rd strong point C is highly constant, change the position angle that the second strong point B highly can adjust plane skylight 1; Work as equally the second strong point B highly constant, the height that changes the 3rd strong point C can be adjusted the elevation angle of plane skylight 1.
In the present embodiment, described plane skylight 1 is provided with near the second strong point B and the 3rd strong point C so that fluid pushes back the counterweight 8 in the storage tank 7 automatically, so that open every night be positioned at the solenoid valve of hydraulic jack 6 to the oil circuit of storage tank 7 after, counterweight 8 on the plane skylight 1 just can be got back to storage tank 7 to pump oil automatic pressing, the storage tank 7 of this backflow can be that a lot of piece plane skylights 1 share, plane skylight 1 automatically revert to morning the sun rise over against the position.
Certainly, the reflux type of pump oil is not limited to this, can also be that single-chip microcomputer 3 disposes and regularly opens return flow solenoid valve pump oil automatic pressing is got back to the clock chip of storage tank 7, for example open return flow solenoid valve about 12 at night, all pumps oil automatic pressings are got back to storage tank 7, all automatically revert to morning the sun rise over against the position.Simply estimate, single-chip microcomputer has to be not more than 2 seconds error 3 every day, and this is easy to reach for single-chip microcomputer 3, such 30 years its cumulative errorss also just 6 hours, that is to say it is 18 points at night the earliest, is 6 points in the morning the latest, and solar cell plane skylight 1 automatically resets.Therefore, solar cell plane skylight 1 array of this sun angle tracker can need not manually be adjusted in 30 years.
In the present embodiment, described hydraulic jack 6 push rods are equipped with telescopic protective jacket 9 outward, and described protective jacket 9 stretches along with the flexible of hydraulic jack 6 push rods, can prevent that hydraulic jack 6 push rods are subject to the erosion of dust storm rainwater.An air velocity transducer 10 also is installed on the described mainboard 1-1, and described air velocity transducer 10 is delivered to single-chip microcomputer 3 with wind velocity signal, and described single-chip microcomputer 3 is by the reset positioning pin of solenoid control plane skylight 1.When wind speed was enough large, at this moment single-chip microcomputer 3 control solenoid valves were smoked the reset positioning pin of plane skylight 1, send plane skylight 1 horizontal level signal, open simultaneously that hydraulic pump 5 allows so that all array plane skylight 1 rapid adjustment do not scratched by wind to horizontal level.
In the present embodiment, described hydraulic pump 5 is miniature hydraulic pump, because miniature hydraulic pump adopts unidirectional oil supply structure, the ball heading is arranged in the oil circuit, when the miniature hydraulic pump force feed, ball heading in conical hopper is risen, fluid is compressed into hydraulic jack 6, and push rod rises, when miniature hydraulic pump in backhaul or when not working, ball heading falls back by self gravity bottom the conical hopper, add the upper cylinder oil pressure, the hole of conical hopper bottom is just blocked in ball heading, therefore when the attitude of plane skylight 1 fixedly the time, the oil of miniature hydraulic pump can not reflux, and does not just consume energy yet.Because the area of Area Ratio hydraulic jack 6 pistons of micro hydraulic pump piston is little a lot, therefore as long as just can drive the micro hydraulic pump work with very little motor, just can produce the attitude that very large strength is adjusted the solar cell plane skylight 1 that area is very large, weight is very heavy.
The above only is preferred embodiment of the present utility model, and all equalizations of doing according to the utility model claim change and modify, and all should belong to covering scope of the present utility model.
Claims (7)
1. the sun angle tracker of a solar energy light collecting plate, the plane skylight that comprises the polylith arranged in arrays, it is characterized in that: the elevation angle of described plane skylight and position angle are controlled by hydraulic pump drive hydraulic jack push rod separately respectively, any one in the described plane skylight is chosen to be mainboard, all the other plane skylights are slave plate, and a sun angle detecting device is installed on the described mainboard; Also comprise the single-chip microcomputer of controlling hydraulic pump works and the mainboard angular transducer that the elevation angle, the position angle of mainboard is converted into the voltage signal of two different frequencies, described mainboard angular transducer is delivered to the timesharing of two different frequency voltage signals on the control module of every slave plate by single-chip microcomputer, and the control module of every slave plate is connected with respectively the slave plate angular transducer that slave plate attitude and mainboard attitude are compared and is used for adjusting the slave plate attitude to keep with the mainboard identical elevation angle and azimuthal hydraulic jack by hydraulic pump drive being arranged.
2. the sun angle tracker of solar energy light collecting plate according to claim 1, it is characterized in that: the base of described plane skylight parallels with ground, described plane skylight is taked supported at three point, wherein first strong point is positioned at the center of plane skylight, line between second strong point and first strong point is parallel with the base of plane skylight, line between the 3rd strong point and first strong point and the base of plane skylight are perpendicular, three strong point form right angle isosceles triangles, described first strong point is supported by pole, described second strong point and the 3rd strong point are supported by corresponding hydraulic jack push rod respectively, and the support and connection structure of each strong point is gimbal structure.
3. the sun angle tracker of solar energy light collecting plate according to claim 2, it is characterized in that: described plane skylight is provided with so that pump oil pushes back the counterweight in the storage tank automatically near second strong point and the 3rd strong point.
4. the sun angle tracker of solar energy light collecting plate according to claim 2 is characterized in that: described single-chip microcomputer disposes regularly opens return flow solenoid valve pump oil automatic pressing is got back to the clock chip of storage tank.
5. according to claim 2 or the sun angle tracker of 3 described solar energy light collecting plates, it is characterized in that: described hydraulic jack push rod is equipped with telescopic protective jacket outward.
6. the sun angle tracker of solar energy light collecting plate according to claim 1, it is characterized in that: an air velocity transducer also is installed on the described mainboard, described air velocity transducer is delivered to single-chip microcomputer with wind velocity signal, and described single-chip microcomputer is by the reset positioning pin of solenoid control plane skylight.
7. the sun angle tracker of solar energy light collecting plate according to claim 1, it is characterized in that: described hydraulic pump is miniature hydraulic pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220621126 CN202916709U (en) | 2012-11-22 | 2012-11-22 | Sun angle tracking system of solar energy lighting board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220621126 CN202916709U (en) | 2012-11-22 | 2012-11-22 | Sun angle tracking system of solar energy lighting board |
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| Publication Number | Publication Date |
|---|---|
| CN202916709U true CN202916709U (en) | 2013-05-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220621126 Expired - Fee Related CN202916709U (en) | 2012-11-22 | 2012-11-22 | Sun angle tracking system of solar energy lighting board |
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| CN (1) | CN202916709U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102968129A (en) * | 2012-11-22 | 2013-03-13 | 福建恒昌电子科技有限公司 | Method and system for tracing solar angles of solar lighting boards |
| CN109936330A (en) * | 2017-12-18 | 2019-06-25 | 南京林业大学 | A kind of solar panel automatic adjusting mechanism and its adjusting method based on big data platform |
-
2012
- 2012-11-22 CN CN 201220621126 patent/CN202916709U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102968129A (en) * | 2012-11-22 | 2013-03-13 | 福建恒昌电子科技有限公司 | Method and system for tracing solar angles of solar lighting boards |
| CN109936330A (en) * | 2017-12-18 | 2019-06-25 | 南京林业大学 | A kind of solar panel automatic adjusting mechanism and its adjusting method based on big data platform |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130501 Termination date: 20141122 |
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| EXPY | Termination of patent right or utility model |