CN202771271U - Single-drive solar light tracking system - Google Patents
Single-drive solar light tracking system Download PDFInfo
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- CN202771271U CN202771271U CN 201220474621 CN201220474621U CN202771271U CN 202771271 U CN202771271 U CN 202771271U CN 201220474621 CN201220474621 CN 201220474621 CN 201220474621 U CN201220474621 U CN 201220474621U CN 202771271 U CN202771271 U CN 202771271U
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- main shaft
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Abstract
The utility model discloses a single-drive solar light tracking system, belonging to the field of solar lighting. The system comprises a master solar light tracking device, and at least one slave solar light tracking device arranged parallel to the master solar light tracking device. The master solar light tracking device comprises a first base, a first main shaft which is arranged on the first base and forms a first preset included angle with the first base, a drive unit connected with one end of the first main shaft and used for driving the first main shaft to rotate, and a solar lighting plate arranged on the other end of the first main shaft; and the slave solar light tracking device is not configured with the drive unit, but the main shaft of the slave solar light tracking device is connected with the first main shaft via a transmission chain in the slave solar light tracking device, and the plane of the solar lighting plate and the shaft axis of the first main shaft or the second main shaft form a second preset included angle.
Description
[technical field]
The utility model relates to the solar energy light collecting field, particularly a kind of single solar light tracking system that drives.
[background technology]
Sun power will be following optimal green novel energy source as real inexhaustible clean energy resource on the earth, and the effective way of at present its utilization is to utilize photovoltaic power generation technology to convert solar energy into electrical energy.And the solar light tracking system is one of the most popular and the most widely used technology studied at present as the core technology in the solar electrical energy generation.
Please refer to Fig. 1, it shows the structural representation of the solar light tracking device of a kind of employing of the prior art " two-dimentional driving method ".This solar light tracking device comprises column 101 and solar energy light collecting plate 102.Wherein, link to each other by bearing and gear drive (not specifically illustrating) between column 101 and the solar energy light collecting plate 102, by the driving of power source, can make solar energy light collecting plate 102 rotatablely moving in the axial line of column 101 is done fan-shaped angular range, also be the axial motion of x; The angle between the axial line of plane and column 101 also can adjust in predetermined amplitude under the solar energy light collecting plate 102 simultaneously, also is the axial motion of y.In the time of in working order, rotate around column 101 on the one hand according to predetermined control logic control solar energy light collecting plate 102, the angle of adjusting on the one hand between the axial line on plane and column 101 under it changes, so that the incident ray of solar energy light collecting plate 102 affiliated planes and sunshine always keeps vertical angle, thereby realize the effect of following spot of sun power.Usually, when the sun rises, solar energy light collecting plate 102 is on the interior angle end points of fan-shaped angular range, then in the process of following spot of all day, mode by intermittent movement is mobile on another angle end points in the fan-shaped angular range gradually, in the time of on reaching another angle end points, will just in time be the moment that the sun falls; At last, at night, solar energy light collecting plate 102 will reset on first angle end points, so that second day repeats said process.
In realizing process of the present utility model, the inventor finds that there is following problem at least in prior art: existing solar light tracking device need to arrange a whole set of driving mechanism for a solar energy light collecting plate 102.If a plurality of solar light tracking devices are set, just in requisition for many covers driving mechanism, so that overall power is bigger than normal, it is comparatively complicated to safeguard, and cost is very high, is unfavorable for large scale deployment.
[utility model content]
In view of this, the utility model embodiment provides a kind of single solar light tracking system that drives, and existing solar light tracking device overall power is bigger than normal, maintenance is comparatively complicated to solve, and cost is very high, is unfavorable for the problem of large scale deployment.Described technical scheme is as follows:
The utility model embodiment provides a kind of single solar light tracking system that drives, and described system comprises: main solar light tracking device and be set up in parallel with described main solar light tracking device at least one ° put from the solar light tracking dress;
Described main solar light tracking device, comprise the first base, be arranged on described the first base and be the first main shaft of the first predetermined angle with described the first base, link to each other with described the first main shaft one end and be used for driving the driver element that described the first main shaft rotates and the solar energy light collecting plate that is arranged at the described first main shaft other end;
Described from the solar light tracking device, comprise the second base, be arranged on described the second base and be the second main shaft of the first predetermined angle with described the second base, described the second main shaft links to each other by driving chain with the correspondence position of described the first main shaft, and an end of described the second main shaft is provided with the solar energy light collecting plate;
Wherein, the axial line of plane and described the first main shaft or described the second main shaft is the second predetermined angle under the described solar energy light collecting plate.
Further, described driver element comprises the driving mechanism that is arranged at described the first main shaft one end, the reductor that links to each other with described driving mechanism and the motor that links to each other with described reductor.
Further, described the second main shaft and the first main shaft are provided with power wheel separately on correspondence position, the plane is vertical with the axial line of the first main shaft with described the second main shaft under the described power wheel, link to each other by driving chain between the described tradition wheel, so that described the second main shaft rotation of simultaneously transmission during the rotation of described the first main shaft.
Further, the described first predetermined angle equals the corresponding latitude value of current location, and the described second predetermined angle equals corresponding ecliptic obliquity of current time.
Further, be connected by regulating clamp structure between described the first base and described the first main shaft, in order to make the described first predetermined angle adjustable;
Be connected by regulating clamp structure between described the second base and described the second main shaft, in order to make the described first predetermined angle adjustable.
Further, hinged between described solar energy light collecting plate and described the first main shaft or described the second main shaft, in order to make the described second predetermined angle adjustable.
Further, the described solar energy light collecting plate that is arranged at the described first main shaft other end is two that are set up in parallel;
The solar energy light collecting plate of described setting and described the second main shaft one end is two that are set up in parallel.
Further, described system also comprises the PIC controller, and described PIC controller is used for controlling described the first main shaft and described the second main shaft with per rotation that rotated a circle in 24 hours, and the plane is always vertical with the sunshine incident ray under the described solar energy light collecting plate.
The beneficial effect that the technical scheme that the utility model embodiment provides is brought is:
By in a solar light tracking system, setting comprise the main solar light tracking device of driver element and do not comprise driver element from the solar light tracking device, utilize main solar light tracking device driving from the scheme of solar light tracking device, solved existing solar light tracking device overall power bigger than normal, safeguard comparatively complicated, and cost is very high, the problem that is unfavorable for large scale deployment, reached with less power consumption and better simply structure, just a plurality of solar energy light collecting plates be can dispose simultaneously, lower cost and the effect of being convenient to large scale deployment realized.
[description of drawings]
In order to be illustrated more clearly in the technical scheme among the utility model embodiment, the accompanying drawing of required use was done to introduce simply during the below will describe embodiment, apparently, accompanying drawing in the following describes only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of the solar light tracking device of a kind of employing of the prior art " two-dimentional driving method ";
Fig. 2 is single structural representation that drives the solar light tracking system that embodiment of the utility model provides;
Fig. 3 is the structural representation of the main solar light tracking system that provides of another embodiment of the utility model;
Fig. 4 is that the utility model is taken notice of the structural representation from the solar light tracking system that embodiment provides.
[embodiment]
For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing the utility model embodiment is described in further detail.
The Non-intermittent principle of following spot: see to the sun from tellurian A point, in the one-period of earth rotation (also in namely 24 hours), the sun's motion track can be regarded a circle as, the circle that the bottom surface of a circular cone forms.Wherein, during 24 hours, the A point see to the sight line of the sun in other words the line of A point and the sun consist of the side (bus) of circular cone.The A point then can be regarded the summit of this circular cone as, in the earth rotation process this A order accept sunshine light for point to the straight line (bus) on summit along the circular cone side; Be envisioned as the uniform circular motion that carry out along cone bottom surface circle in the sunlight source during earth rotation, and light points to A point (at night the time, the sunlight that directive A is ordered is blocked by the earth self certainly, but light still is to point to the A point) all the time.
According to this principle, as long as known A point latitude and season at that time, just can extrapolate from this A point and see to the solar time, the formed running orbit of the sun, and then extrapolate the rotation mode of solar energy light collecting plate.Then, for the solar energy light collecting plate arranges an angle corresponding with A point dimension, season, the control solar attachment rotated for the cycle take 24 hours, and no matter the solar energy light collecting plate is just can be round the clock all the time towards the sunlight source like this, and always vertical plane is to the incident direction of sunray.
Please refer to Fig. 2, it shows single structural representation that drives the solar light tracking system that embodiment of the utility model provides.This single solar light tracking system 200 that drives specifically comprises: main solar light tracking device 220 and be set up in parallel with main solar light tracking device 220 at least one from solar light tracking device 240.
Main solar light tracking device 220, comprise the first base 221, be arranged on the first base 221 and be the first main shaft 222 of the first predetermined angle with the first base 221, link to each other with the first main shaft 222 1 ends and be used for driving the driver element 223 that the first main shaft 222 rotates and the solar energy light collecting plate 224 that is arranged at the first main shaft 222 other ends.
From solar light tracking device 240, comprise the second base 241, be arranged on the second base 241 and be the second main shaft 242 of the first predetermined angle with the second base 241, the second main shaft 242 links to each other by driving chain 260 with the correspondence position of the first main shaft 222, and an end of the second main shaft 242 also is provided with solar energy light collecting plate 224.
Wherein, the axial line of plane and the first main shaft 222 or the second main shaft 242 is the second predetermined angle under the solar energy light collecting plate 224.
Usually, the first predetermined angle equals to arrange the corresponding latitude value of current geographic position of this solar light collecting device, and the second predetermined angle equals to arrange the corresponding ecliptic obliquity of current time of this solar light collecting device.So, guarantee that plane, solar energy light collecting plate 224 place can keep vertical with the incident direction of sunshine.Wherein, ecliptic obliquity also namely the second predetermined angle can be between ± 23.43 ° back and forth change take 1 year as the cycle:---the 0 ° of → the Spring Equinox---→ Summer Solstice-23.43 °---0 ° of → Autumnal Equinox---→ Winter Solstice+23.43 °, Winter Solstice+23.43 °.
When specific works, driver element 223 can drive the first main shaft 222 and be rotated according to per speed that rotated a circle in 24 hours, keeps plane, solar energy light collecting plate 224 place always can keep vertical with the incident direction of sunshine.And during the rotation of the first main shaft 222, also can drive the second main shaft 242 rotates according to same speed, from but all solar energy light collecting plates 224 the whole solar light tracking system all can keep vertical plane to the position of the incident direction of sunshine.
In the present embodiment, illustrating from the solar light tracking device with three, but should recognize, should can be one or more from the quantity of solar light tracking device, was not limited to above-mentioned three.
In sum, single solar light tracking system that drives that the present embodiment provides, by in a solar light tracking system, setting comprise the main solar light tracking device of driver element and do not comprise driver element from the solar light tracking device, utilize main solar light tracking device driving from the scheme of solar light tracking device, solved existing solar light tracking device overall power bigger than normal, safeguard comparatively complicated, and cost is very high, the problem that is unfavorable for large scale deployment, reached with less power consumption and better simply structure, just a plurality of solar energy light collecting plates be can dispose simultaneously, lower cost and the effect of being convenient to large scale deployment realized.
For the main solar light tracking device that provides in above-described embodiment is described further, please refer to Fig. 3, it shows the structural representation of the main solar light tracking device that another embodiment of the utility model provides.This main solar light tracking device 300 specifically comprises:
The first base 301, be arranged on the first base 301 and be the first main shaft 302 of the first predetermined angle with the first base 301, link to each other with the first main shaft 302 1 ends and be used for driving the driver element 303 that the first main shaft 302 rotates and the solar energy light collecting plate 304 that is arranged at the first main shaft 302 other ends.
Be connected by regulating clamp structure between the first base 301 and the first main shaft 302, in order to make the first predetermined angle adjustable.Specifically, the first base 301 can comprise horizontal base 301a and the inclined base 301b that extends to form from horizontal base 301a.Wherein, inclined base 301b can realize by the assembly such as screw and the first main shaft 302 hinged, thereby realizes when the nut pine direction that can regulate in the vertical direction the first main shaft 302; When nut is tight, the purpose that the first main shaft 302 and inclined base 301b are fastenedly connected.
The center section of the first main shaft 302 can be provided with the power wheel 305 of gear or pulley form, is used for linking to each other by the corresponding position of driving chain with the second main shaft, and coming provides rotation needed power to the second main shaft.
The solar energy light collecting plate 304 that links to each other with the first main shaft 302 other ends is two of being set up in parallel, and realizes hingedly by the assembly such as screw and the first main shaft 302, and to be scheduled to angle adjustable in order to make second.Because the variation of the second predetermined angle very trickle (changing approximately 2 ° in per 15 days), in the situation that the less mode that can consider manual maintenance of generating scale: also be, can one corona be set at each solar energy light collecting plate, adjust each solar energy light collecting plate two to three times per month, make its corona over against the sun, this mode can reduce manufacturing cost greatly.Certainly, in embodiment more preferably, under the larger occasion of generating, the angle of plane, solar energy light collecting plate place and the first main shaft place axial line is regulated in the automatic control at needs conversion inclination angle in corresponding season, at this moment, can increase corresponding mechanical driving device, drive unit etc., because this part details is not emphasis of the present utility model, therefore give unnecessary details no longer in detail.
When specific implementation, this main solar light tracking device can also comprise PIC controller (not specifically illustrating), this PIC controller is used for control driver element 303 and turns round according to predetermined policy, keeping the first main shaft 302 with per rotation that rotated a circle in 24 hours, and planes are always vertical with the sunshine incident ray under the solar energy light collecting plate 304.In embodiment preferably, can also add Closed-loop Control Strategy in this PIC controller, the motion conditions of this main solar light tracking device of constantly sampling, and according to sampled result and expected result the motor speed in the driver element 303 is revised and compensated.
In sum, the main solar light tracking device that the present embodiment provides, compared with prior art, its mode of motion that drives the solar energy light collecting plate is the Non-intermittent continuous rotation, but not the mode of intermittent movement; On the one hand, can make the front of solar energy light collecting plate all keep perpendicular with the sunshine incident direction always, realize better following spot effect; On the other hand, because its driving process is continuous drive, do not have frequent starting and time-out and the impulsive torque that causes, namely save energy consumption life-span of prolonged mechanical parts again, use the motor of 20W to about the 40W to drive.Moreover, all loads that relate to are only limited to friction and the natural interference (wind and rain ice and snow etc.) of rotation axis in view of native system, and need not overcome the heavy loads such as gravity and inertia, therefore, the area of each solar panel gets very large with regard to it goes without doing, requirement to the frame strength of base can reduce, the requirement of resisting natural interference (such as wind-force) also can reduce greatly, also can greatly reduce the production cost of whole system from the low cost (only having framework and bearing) of solar light tracking device.
For illustrate further provide in above-described embodiment from the solar light tracking device, please refer to Fig. 4, it shows the structural representation from the solar light tracking device that another embodiment of the utility model provides.Should from solar light tracking device 400, specifically comprise:
The second base 401, be arranged on the second base 401 and be the second main shaft 402 of the first predetermined angle with the second base 401, the second main shaft 402 links to each other by driving chain with the correspondence position of the first main shaft, and the second main shaft 402 1 ends also are provided with solar energy light collecting plate 404.
Be connected by regulating clamp structure between the second base 401 and the second main shaft 402, in order to make the first predetermined angle adjustable.Specifically, the second base 401 can comprise horizontal base 401a and the inclined base 401b that extends to form from horizontal base 401a.Wherein, inclined base 401b can realize by the assembly such as screw and the second main shaft 402 hinged, thereby realizes when the nut pine direction that can regulate in the vertical direction the second main shaft 402; When nut is tight, the purpose that the second main shaft 402 and inclined base 401b are fastenedly connected.
The center section of the second main shaft 402 can be provided with the power wheel 403 of gear or pulley form, is used for linking to each other with the corresponding power wheel of the first main shaft by driving chain, obtains self to rotate needed power.
The solar energy light collecting plate 404 that links to each other with the second main shaft 402 other ends is two of being set up in parallel, and realizes hingedly by the assembly such as screw and the second main shaft 402, and to be scheduled to angle adjustable in order to make second.Because the variation of the second predetermined angle very trickle (changing approximately 2 ° in per 15 days), in the situation that the less mode that can consider manual maintenance of generating scale: also be, can one corona be set at each solar energy light collecting plate, adjust each solar energy light collecting plate two to three times per month, make its corona over against the sun, this mode can reduce manufacturing cost greatly.Certainly, in embodiment more preferably, under the larger occasion of generating, the angle of plane, solar energy light collecting plate place and the first main shaft place axial line is regulated in the automatic control at needs conversion inclination angle in corresponding season, at this moment, can increase corresponding mechanical driving device, drive unit etc., because this part details is not emphasis of the present utility model, therefore give unnecessary details no longer in detail.
In sum, the present embodiment provide from the solar light tracking device, compared with prior art, its mode of motion that drives the solar energy light collecting plate is the Non-intermittent continuous rotation, but not the mode of intermittent movement; On the one hand, can make the front of solar energy light collecting plate all keep perpendicular with the sunshine incident direction always, realize better following spot effect; On the other hand because its driving process is continuous drive, do not have frequent starting and time-out and cause in hit moment of torsion, namely save energy consumption life-span of prolonged mechanical parts again, use the motor of 20W to about the 40W to drive.Moreover, all loads that relate to are only limited to friction and the natural interference (wind and rain ice and snow etc.) of rotation axis in view of native system, and need not overcome the heavy loads such as gravity and inertia, therefore, the area of each solar panel gets very large with regard to it goes without doing, requirement to the frame strength of base can reduce, the requirement of resisting natural interference (such as wind-force) also can reduce greatly, also can greatly reduce the production cost of whole system from the low cost (only having framework and bearing) of solar light tracking device.
The above only is preferred embodiment of the present utility model, and is in order to limit the utility model, not all within spirit of the present utility model and principle, any modification of doing, is equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (8)
1. single solar light tracking system that drives is characterized in that, described system comprises: main solar light tracking device and be set up in parallel with described main solar light tracking device at least one from the solar light tracking device;
Described main solar light tracking device, comprise the first base, be arranged on described the first base and be the first main shaft of the first predetermined angle with described the first base, link to each other with described the first main shaft one end and be used for driving the driver element that described the first main shaft rotates and the solar energy light collecting plate that is arranged at the described first main shaft other end;
Described from the solar light tracking device, comprise the second base, be arranged on described the second base and be the second main shaft of the first predetermined angle with described the second base, described the second main shaft links to each other by driving chain with the correspondence position of described the first main shaft, and an end of described the second main shaft is provided with the solar energy light collecting plate;
Wherein, the axial line of plane and described the first main shaft or described the second main shaft is the second predetermined angle under the described solar energy light collecting plate.
2. single solar light tracking system that drives according to claim 1 is characterized in that, described driver element comprises the driving mechanism that is arranged at described the first main shaft one end, the reductor that links to each other with described driving mechanism and the motor that links to each other with described reductor.
3. list according to claim 1 and 2 drives the solar light tracking system, it is characterized in that, described the second main shaft and the first main shaft are provided with power wheel separately on correspondence position, the plane is vertical with the axial line of the first main shaft with described the second main shaft under the described power wheel, link to each other by driving chain between the described tradition wheel, so that described the second main shaft rotation of simultaneously transmission during the rotation of described the first main shaft.
4. single solar light tracking system that drives according to claim 1 and 2 is characterized in that, the described first predetermined angle equals the corresponding latitude value of current location, and the described second predetermined angle equals corresponding ecliptic obliquity of current time.
5. single solar light tracking system that drives according to claim 4 is characterized in that, is connected by regulating clamp structure between described the first base and described the first main shaft, and to be scheduled to angle adjustable in order to make described first;
Be connected by regulating clamp structure between described the second base and described the second main shaft, in order to make the described first predetermined angle adjustable.
6. single solar light tracking system that drives according to claim 4 is characterized in that, and is hinged between described solar energy light collecting plate and described the first main shaft or described the second main shaft, in order to make the described second predetermined angle adjustable.
7. single solar light tracking system that drives according to claim 6 is characterized in that, the described solar energy light collecting plate that is arranged at the described first main shaft other end is two that are set up in parallel;
The solar energy light collecting plate of described setting and described the second main shaft one end is two that are set up in parallel.
8. list according to claim 1 and 2 drives the solar light tracking system, it is characterized in that, described system also comprises the PIC controller, described PIC controller is used for controlling described the first main shaft and described the second main shaft with per rotation that rotated a circle in 24 hours, and the plane is always vertical with the sunshine incident ray under the described solar energy light collecting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220474621 CN202771271U (en) | 2012-09-18 | 2012-09-18 | Single-drive solar light tracking system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220474621 CN202771271U (en) | 2012-09-18 | 2012-09-18 | Single-drive solar light tracking system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202771271U true CN202771271U (en) | 2013-03-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220474621 Expired - Fee Related CN202771271U (en) | 2012-09-18 | 2012-09-18 | Single-drive solar light tracking system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202771271U (en) |
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2012
- 2012-09-18 CN CN 201220474621 patent/CN202771271U/en not_active Expired - Fee Related
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| 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: 20130306 Termination date: 20150918 |
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| EXPY | Termination of patent right or utility model |