CN203520168U - Solar tracking device based on holder - Google Patents
Solar tracking device based on holder Download PDFInfo
- Publication number
- CN203520168U CN203520168U CN201320529347.6U CN201320529347U CN203520168U CN 203520168 U CN203520168 U CN 203520168U CN 201320529347 U CN201320529347 U CN 201320529347U CN 203520168 U CN203520168 U CN 203520168U
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- orientation detection
- cloud terrace
- light sensor
- assembly
- detection light
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Abstract
The utility model provides a solar tracking device based on a holder. The device mainly comprises a support pedestal, a holder, an orientation detection assembly, and a control circuit, wherein the orientation detection assembly comprises a cuboid box and at least four orientation detection photosensitive sensors. The cuboid box comprises two square bottom surfaces and four rectangular side surfaces. The orientation detection photosensitive sensors are disposed on middle positions of four common edges of the four rectangular side surfaces and one of the square bottom surfaces. A photosurface of the orientation detection photosensitive sensor is exposed out of the side surface of the cuboid box by a certain distance of D, and value of D is determined according to preset detection precision. The square bottom surface of the cuboid box, close to the orientation detection photosensitive sensors, is fixed on a working table of the holder. The holder is a 301 holder. The device solves disadvantages of high cost and low operating precision of machine operation modules, and prevents risks that if the control module goes wrong and sends out incorrect control signals, the whole device may be damaged.
Description
Technical field
The utility model relates to the utilization of regenerative resource, is specifically related to technical field of solar utilization technique, particularly a kind of automatic sun tracker based on The Cloud Terrace.
Background technology
The exhaustion day by day of society fossil fuel, the fossil energy of only depositing also causes serious pollution over against environment in production and use procedure, and new energy technology is more and more paid attention to by various countries.Sun power is as a kind of inexhaustible, and the clean energy resource not to the utmost of using becomes the study hotspot of global new forms of energy research field.
Low and the temporal evolution but sunshine luminous power distributes in unit area, gives comparatively ripe at present solar utilization technique such as the devices such as photovoltaic generation and optical fiber sun light lighting have proposed challenge to the efficient utilization of sun power.In order to solve problems, various sun light tracking technology are constantly proposed, and this technology can effectively improve sunshine utilization factor.According to ASSOCIATE STATISTICS, adopting electric energy that the photovoltaic power generation equipment of solar tracking device produces can be many more than 30% than not using the equipment of solar tracking device.But existing tracking means is conventionally in aspect existing problems such as the stability of physical construction, and the shortcoming such as the orientation detection scheme of its solar tracking exists that design is complicated, cost is high conventionally and later maintenance is difficult.
Utility model content
The utility model, for the shortcoming such as solve that existing sun tracker physical construction poor stability, orientation detection conceptual design are complicated, cost is high and later maintenance is difficult, has proposed a kind of sun tracker based on The Cloud Terrace.
To achieve these goals, the technical solution of the utility model is: the sun tracker based on The Cloud Terrace, comprise support, described support comprises base for supporting and The Cloud Terrace, wherein The Cloud Terrace comprises The Cloud Terrace workplace, for fixed solar, utilize equipment, it is characterized in that, described sun tracker also comprises orientation detection assembly and control circuit;
Wherein, orientation detection assembly comprises rectangular parallelepiped casing and at least 4 orientation detection light sensors, this rectangular parallelepiped casing comprises 2 square bottom surface and 4 rectangle sides, 4 common edge middle parts of one of described 4 rectangle sides and square bottom surface are respectively arranged with orientation detection light sensor, the photosurface of described orientation detection light sensor exposes cuboid box body side surface certain distance D, the value of D is definite according to default detection accuracy, and rectangular parallelepiped casing is fixed on The Cloud Terrace workplace near the square bottom surface of orientation detection light sensor;
Described control circuit is connected with cradle head control motor, comprise comparer and driving circuit, comparer is for comparing the signal intensity of orientation detection light sensor and outputing control signals to driving circuit, and driving circuit drives and controls the rotation of Electric Machine Control The Cloud Terrace according to control signal output drive signal.
Above-mentioned D value meets tan θ=2D/L, and wherein θ is tracking accuracy, and L is the distance between two square bottom surface of rectangular parallelepiped casing.
For the impact that reduces sunshine reflection and orientation detection light sensor is surveyed to the precision of sunlight intensity, described cuboid box surface is black.
Further, described orientation detection assembly also comprises the sampling resistor identical with orientation detection light sensor quantity, described sampling resistor is connected with orientation detection light sensor respectively, for current signal corresponding to orientation detection light sensor detection light intensity is converted to voltage signal, is delivered to comparer.
In order to solve the defect of the extra consume electric power of system in the situation of insufficient light, described tracking means also comprises light intensity probe assembly, described light intensity probe assembly comprises light intensity detection light sensor, voltage comparator and switch element, described light intensity is surveyed light sensor and is installed on rectangular parallelepiped casing away from the square bottom surface central authorities of orientation detection light sensor, described light intensity is surveyed light sensor and is connected with the input end of voltage comparator, another input end input threshold voltage of voltage comparator, described switch element comprises control end and switch terminals, described switch terminals is series in the power supply input circuit of orientation detection assembly, the output terminal of described voltage comparator is connected with the control end of switch element, on/off for control azimuth probe assembly.
Further, described light intensity is surveyed light sensor and is connected with a sampling resistor, and the output terminal of described sampling resistor is connected in the input end of voltage comparator.
Further, described light intensity probe assembly also comprises adjustable voltage assembly, and described adjustable voltage assembly output end voltage is adjustable, and exports voltage comparator to as threshold voltage.
Further, described The Cloud Terrace is 301 The Cloud Terraces.
In order to ensure the stability of signal, the space structure of reasonable arrangement device assembly, described control circuit is installed on the position relative with orientation detection assembly, the back side of The Cloud Terrace workplace.
The beneficial effects of the utility model: sun tracker of the present utility model is by adopting distinctive sun detecting module and the control module of maturation comparatively, and by its with very ripe, cost of manufacture is low, stable performance and being combined with the industrial The Cloud Terrace technology of the function of limited location.If having solved the shortcoming that cost is high, running accuracy is not high and the control module of the existence of machine operation module occurs abnormal, send incorrect control signal, for example, send the instruction of rotating to a direction always and cause mechanical rotation module may cause the risk of the damage of whole device in this case.
Accompanying drawing explanation
Fig. 1 is the tracking means structure principle chart of the utility model embodiment;
Fig. 2 is orientation detection assembly and the light intensity probe assembly vertical view of the tracking means of the utility model embodiment;
Fig. 3 is orientation detection assembly and the light intensity probe assembly front view of the tracking means of the utility model embodiment.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further described.
For the ease of understanding, below in conjunction with the structure of a kind of sun tracker based on The Cloud Terrace identical with the utility model scheme principle, principle of the present utility model is described in detail.
As shown in Figure 1, the sun tracker based on The Cloud Terrace of the present embodiment, comprises support, and described support comprises base for supporting 6 and The Cloud Terrace, wherein The Cloud Terrace comprises The Cloud Terrace workplace 3, The Cloud Terrace vertical rotation axis 4 and The Cloud Terrace horizontal rotating shaft 5, and The Cloud Terrace workplace 3 utilizes equipment for fixed solar.The solar utilizing equipment general reference here need to utilize this sun tracker to improve the device of sun power conversion efficiency, include but not limited to photovoltaic battery panel, solar water heater etc., described sun tracker also comprises orientation detection assembly 1 and control circuit 2.
As shown in Figures 2 and 3, above-mentioned orientation detection assembly comprises rectangular parallelepiped casing 13 and at least 4 orientation detection light sensors 11, this rectangular parallelepiped casing comprises 2 square bottom surface and 4 rectangle sides, 4 common edge middle parts of one of described 4 rectangle sides and square bottom surface are respectively arranged with orientation detection light sensor, the photosurface of described orientation detection light sensor exposes cuboid box body side surface certain distance D, the value of D is determined according to default detection accuracy, rectangular parallelepiped casing is fixed on The Cloud Terrace workplace near the square bottom surface of orientation detection light sensor.Should be noted that, in the concrete structure of above-mentioned orientation detection assembly, the effect of rectangular parallelepiped casing is when the square ground of casing is not over against solar time (in device accuracy rating over against), orientation detection light sensor on wherein one or two side will be blocked, and the sun light intensity that it detects reduces.By comparing the orientation detection light sensor on each side, can obtain the relative orientation of solar azimuth and rectangular parallelepiped casing, and then exportable control signal is made orientation adjustment.
Described control circuit is connected with cradle head control motor, comprise comparer and driving circuit, comparer is for comparing the signal intensity of orientation detection light sensor and outputing control signals to driving circuit, and driving circuit drives and controls the rotation of Electric Machine Control The Cloud Terrace according to control signal output drive signal.
Definite method of above-mentioned D value is: tan θ=2D/L, and wherein θ is tracking accuracy, L is the distance between two square bottom surface of rectangular parallelepiped casing.Be not difficult to find out, can be by regulating the size of D and L control tracking accuracy, if that tracking accuracy height can be 4 faces designs of square box is longer, by increasing L, solve, also the distance that photosensitive tube can be exposed is dwindled, and by dwindling D, reduces θ.
Be below the preferred version of above-described embodiment: for the impact that reduces sunshine reflection and orientation detection light sensor is surveyed to the precision of sunlight intensity, described cuboid box surface is black.Orientation detection assembly also comprises the sampling resistor identical with orientation detection light sensor quantity, described sampling resistor is connected with orientation detection light sensor respectively, for current signal corresponding to orientation detection light sensor detection light intensity is converted to voltage signal, is delivered to comparer.
Because the controlled condition of above-mentioned orientation detection assembly just compares the detected intensity of orientation acquisition sensor, by the two difference judgement direction, so the equipment such as None-identified cloudy day or night of going back are without the situation of work, if cloudy day or work at night, will cause energy excess loss.In order to solve the defect of the extra consume electric power of system in the situation of insufficient light, described tracking means also comprises light intensity probe assembly, described light intensity probe assembly comprises light intensity detection light sensor, voltage comparator and switch element, described light intensity is surveyed light sensor and is installed on rectangular parallelepiped casing away from the square bottom surface central authorities of orientation detection light sensor, described light intensity is surveyed light sensor 12 and is connected with the input end of voltage comparator, as shown in Figures 2 and 3.Another input end input threshold voltage of voltage comparator, described switch element comprises control end and switch terminals, described switch terminals is series in the power supply input circuit of orientation detection assembly, the output terminal of described voltage comparator is connected with the control end of switch element, for the on/off of control azimuth probe assembly.Preferably, described light intensity is surveyed light sensor and is connected with a sampling resistor, and the output terminal of described sampling resistor is connected in the input end of voltage comparator.
Above-mentioned light intensity probe assembly can also comprise adjustable voltage assembly, and adjustable voltage assembly output end voltage is adjustable, and exports voltage comparator to as threshold voltage.The Cloud Terrace is preferably 301 The Cloud Terraces.In order to ensure the stability of signal, the space structure of reasonable arrangement device assembly, described control circuit is installed on the position relative with orientation detection assembly, the back side of The Cloud Terrace workplace.
Below in conjunction with Fig. 1, the course of work of the utility model embodiment is further described:
Orientation detection assembly 1 is The Cloud Terrace workplace 3 upsides fixedly, for receiving solar azimuth information.Control circuit 2 is positioned at the The Cloud Terrace workplace 3 downsides position relative with probe assembly, as shown in Figure 1.Orientation detection assembly 1 passes to control circuit 2 by the solar azimuth information detecting, and control circuit 2 sends with the control end of backward The Cloud Terrace vertical rotation axis 4 and 5 rotations of The Cloud Terrace horizontal rotating shaft that control signal is controlled The Cloud Terrace.301 cradle head control ports comprise six control ports, be respectively automatically, left, to the right, upwards, downward and public.301 The Cloud Terrace power supplys are alternating current, and when public port and other any one ports connect alternating current, The Cloud Terrace just produces corresponding action, as left with public connect alternating current The Cloud Terrace turn left.Embodiment of the present utility model only uses left, to the right, upwards, downward and public five ports.What motor control module adopted is direct current, and 301 The Cloud Terraces adopt, is alternating current, so motor control module can not directly control 301 The Cloud Terraces, and intermediate demand is realized by relay.The Cloud Terrace base 6 is for fixing The Cloud Terrace.The rotation precision of The Cloud Terrace is controlled by adjusting the turn-on time that powers on of horizontal stage electric machine.If the motor that each control circuit 2 sends is long turn-on time, each electric machine rotation angle is large, and tracking accuracy is poor, if the motor that each control circuit 2 sends is short turn-on time, each electric machine rotation angle is little, and tracking accuracy is high.
It is exactly to have spacing function that 301 The Cloud Terraces also have a feature, when the horizontal motor of 301 The Cloud Terrace and motor vertical turn to extreme position, inside can be triggered to spacing button, The Cloud Terrace shuts down, now The Cloud Terrace can only be to running in the other direction, can avoid like this mechanical fault because of the maloperation generation of control end, effectively guarantee the stability of whole tracking means.
The foregoing is only embodiment of the present utility model, one skilled in the art will appreciate that in the disclosed technical scope of the utility model, can carry out various modifications, replacement and change to the utility model.Therefore the utility model should not limited by above-mentioned example, and should limit with the protection domain of claims.
Claims (9)
1. the sun tracker based on The Cloud Terrace, comprises support, and described support comprises base for supporting and The Cloud Terrace, wherein The Cloud Terrace comprises The Cloud Terrace workplace, for fixed solar, utilize equipment, it is characterized in that, described sun tracker also comprises orientation detection assembly and control circuit;
Wherein, orientation detection assembly comprises rectangular parallelepiped casing and at least 4 orientation detection light sensors, this rectangular parallelepiped casing comprises 2 square bottom surface and 4 rectangle sides, 4 common edge middle parts of one of described 4 rectangle sides and square bottom surface are respectively arranged with orientation detection light sensor, the photosurface of described orientation detection light sensor exposes cuboid box body side surface certain distance D, the value of D is definite according to default detection accuracy, and rectangular parallelepiped casing is fixed on The Cloud Terrace workplace near the square bottom surface of orientation detection light sensor;
Described control circuit is connected with cradle head control motor, comprise comparer and driving circuit, comparer is for comparing the signal intensity of orientation detection light sensor and outputing control signals to driving circuit, and driving circuit drives and controls the rotation of Electric Machine Control The Cloud Terrace according to control signal output drive signal.
2. the sun tracker based on The Cloud Terrace according to claim 1, is characterized in that, described cuboid box surface is black.
3. the sun tracker based on The Cloud Terrace according to claim 1, it is characterized in that, described orientation detection assembly also comprises the sampling resistor identical with orientation detection light sensor quantity, described sampling resistor is connected with orientation detection light sensor respectively, for current signal corresponding to orientation detection light sensor detection light intensity is converted to voltage signal, is delivered to comparer.
4. according to the sun tracker based on The Cloud Terrace described in any one claim of claim 1 or 3, it is characterized in that, described tracking means also comprises light intensity probe assembly, described light intensity probe assembly comprises light intensity detection light sensor, voltage comparator and switch element, described light intensity is surveyed light sensor and is installed on rectangular parallelepiped casing away from the square bottom surface central authorities of orientation detection light sensor, described light intensity is surveyed light sensor and is connected with the input end of voltage comparator, another input end input threshold voltage of voltage comparator, described switch element comprises control end and switch terminals, described switch terminals is series in the power supply input circuit of orientation detection assembly, the output terminal of described voltage comparator is connected with the control end of switch element, on/off for control azimuth probe assembly.
5. the sun tracker based on The Cloud Terrace according to claim 4, is characterized in that, described light intensity is surveyed light sensor and connected with a sampling resistor, and the output terminal of described sampling resistor is connected in the input end of voltage comparator.
6. the sun tracker based on The Cloud Terrace according to claim 4, is characterized in that, described light intensity probe assembly also comprises adjustable voltage assembly, and described adjustable voltage assembly output end voltage is adjustable, and exports voltage comparator to as threshold voltage.
7. according to the sun tracker based on The Cloud Terrace described in any one claim of claim 1 or 3, it is characterized in that, described The Cloud Terrace is 301 The Cloud Terraces.
8. the sun tracker based on The Cloud Terrace according to claim 4, is characterized in that, described The Cloud Terrace is 301 The Cloud Terraces.
9. the sun tracker based on The Cloud Terrace according to claim 4, is characterized in that, described control circuit is installed on the position relative with orientation detection assembly, the back side of The Cloud Terrace workplace.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320529347.6U CN203520168U (en) | 2013-08-28 | 2013-08-28 | Solar tracking device based on holder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320529347.6U CN203520168U (en) | 2013-08-28 | 2013-08-28 | Solar tracking device based on holder |
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| Publication Number | Publication Date |
|---|---|
| CN203520168U true CN203520168U (en) | 2014-04-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320529347.6U Expired - Fee Related CN203520168U (en) | 2013-08-28 | 2013-08-28 | Solar tracking device based on holder |
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| Country | Link |
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| CN (1) | CN203520168U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103488185A (en) * | 2013-08-28 | 2014-01-01 | 成都谱视科技有限公司 | Sun tracking device based on cradle head |
-
2013
- 2013-08-28 CN CN201320529347.6U patent/CN203520168U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103488185A (en) * | 2013-08-28 | 2014-01-01 | 成都谱视科技有限公司 | Sun tracking device based on cradle head |
| CN103488185B (en) * | 2013-08-28 | 2016-08-10 | 成都谱视科技有限公司 | Sun tracker based on The Cloud Terrace |
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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: 20140402 Termination date: 20150828 |
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| EXPY | Termination of patent right or utility model |