CN211880346U - Overhead line type photovoltaic power generation device - Google Patents
Overhead line type photovoltaic power generation device Download PDFInfo
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- CN211880346U CN211880346U CN202020999625.4U CN202020999625U CN211880346U CN 211880346 U CN211880346 U CN 211880346U CN 202020999625 U CN202020999625 U CN 202020999625U CN 211880346 U CN211880346 U CN 211880346U
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E70/00—Other energy conversion or management systems reducing GHG emissions
- Y02E70/30—Systems combining energy storage with energy generation of non-fossil origin
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Abstract
The utility model belongs to the technical field of the photovoltaic power generation technique and specifically relates to an overhead line formula photovoltaic power generation device is related to. The utility model discloses a set up horizontal pole, stay cord on two support columns upper portion, again on the stay cord overhead installation photovoltaic module, can overhead installation complex photovoltaic module between per two support columns, adjacent support column interval be complex photovoltaic module's width at least with, can effectively reduce the installation of support column. Moreover, the land resources below the supporting columns can be used for farming, grazing and the like, and the utilization rate of the land resources can be effectively improved. Meanwhile, the steering mechanism and the steering rod which are arranged on the supporting columns can be used for controlling the transverse rods to rotate, so that the stay ropes between the adjacent transverse rods and the photovoltaic modules on the stay ropes rotate along with the transverse rods, the photovoltaic modules can better receive illumination, and the working efficiency of the photovoltaic modules is improved.
Description
Technical Field
The utility model belongs to the technical field of the photovoltaic power generation technique and specifically relates to an overhead line formula photovoltaic power generation device is related to.
Background
With the enhancement of international energy crisis and environmental protection awareness, solar photovoltaic power generation is widely popularized. Solar photovoltaic power generation often occupies a large amount of land area due to the large required field area, so that land resources cannot be fully utilized.
Chinese patent with publication No. CN209545489U discloses a photovoltaic agricultural power generation unit, which comprises a supporting rod, wherein a wind power generation device is arranged at the top end of the supporting rod, a control box is arranged on the side surface of the supporting rod, the control box is connected with a solar power generation device, the solar power generation device comprises a photovoltaic panel, and the photovoltaic panel is connected with the side surface of the supporting rod.
The above prior art solutions have the following drawbacks: when the power generation units are arranged in a centralized manner, the supporting rods need to be installed densely, and installation and construction are inconvenient.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims at providing an overhead line formula photovoltaic power generation device, its characteristics that have the utilization ratio of saving the support column and laying, improving land resource.
The above object of the present invention can be achieved by the following technical solutions: an overhead line type photovoltaic power generation device comprises at least two supporting columns and a plurality of photovoltaic components; the upper parts of the support columns are provided with cross rods, and pull ropes are connected between the cross rods of the adjacent support columns; the photovoltaic module is arranged on the pull rope in an overhead mode, and the light facing surface of the photovoltaic module faces upwards; a steering mechanism is arranged on the supporting column, and a steering rod is connected to the steering mechanism in a transmission manner; the middle of the cross rod is hinged with the support column, and one side of the cross rod is hinged with one end of the steering rod; the steering mechanism is used for controlling the steering rod to move up and down, so that one side of the cross rod rotates downwards or upwards along with the movement of the steering rod; the distance from the steering mechanism to the hinged position of the cross rod and the supporting column is less than the length of the hinged side of the cross rod and the steering rod.
Adopt above-mentioned technical scheme, the utility model discloses a set up horizontal pole, stay cord on two support columns upper portion, again on the stay cord overhead installation photovoltaic module, can overhead installation plural photovoltaic module between per two support columns, adjacent support column interval be at least plural photovoltaic module's width with, can effectively reduce the installation of support column. Moreover, the land resources below the supporting columns can be used for farming, grazing and the like, and the utilization rate of the land resources can be effectively improved.
Meanwhile, the steering mechanism and the steering rod which are arranged on the supporting columns can be used for controlling the transverse rods to rotate, so that the stay ropes between the adjacent transverse rods and the photovoltaic modules on the stay ropes rotate along with the transverse rods, the photovoltaic modules can better receive illumination, and the working efficiency of the photovoltaic modules is improved.
And because the length of horizontal pole one side is not less than steering mechanism to the interval in the middle of it, make the horizontal pole can rotate to vertical state (the biggest turned angle) along with the steering column, like this at rainy weather, still can reduce the impact that photovoltaic module received the rainwater, reduce the utility model discloses photovoltaic power generation device is because of the damage that the rainwater strikeed and cause.
The present invention may be further configured in a preferred embodiment as: the rainfall monitoring module, the first illumination module, the second illumination module and the power supply module are further included; the steering mechanism comprises a central control module and a motor module.
The rainfall monitoring module is arranged on the support column and used for collecting rainfall data of an area where the support column is located; the output end of the rainfall monitoring module is connected with the central control module.
The first illumination module and the second illumination module are respectively arranged on two sides of the same photovoltaic module and are respectively used for collecting the illumination intensity of the two sides of the photovoltaic module in real time; and the output ends of the first illumination module and the second illumination module are respectively connected to the central control module.
The motor module is in transmission connection with the steering rod and is used for driving the steering rod to move obliquely upwards and downwards.
The central control module is connected with the input end of the motor module and used for controlling the motor module to operate.
The power supply module is installed on the supporting column and used for supplying power to the rainfall monitoring module, the first illumination module, the second illumination module, the central control module and the motor module.
Adopt above-mentioned technical scheme, the utility model discloses a rainfall data such as rainfall, rainfall in rainfall monitoring module real-time supervision support column place region to with this data transmission to well accuse module, judge by well accuse module according to the rainfall data analysis of gathering whether to motor module output signal. If the central control module judges that the area where the support column is located is raining through the data collected by the rainfall monitoring module, the central control module sends a signal to the motor module, and the motor module is driven and controlled to drive the steering rod to rotate, so that the cross rod drives the photovoltaic module to rotate. Therefore, the impact force of rainwater on the photovoltaic module is reduced.
The utility model discloses a first illumination module, second illumination module are located photovoltaic module's both sides respectively, and these both sides are located photovoltaic module and use the stay cord as the both sides of central line. The utility model discloses a first illumination module, the illumination intensity of second illumination module real-time collection photovoltaic module both sides to the illuminance data that will gather transmit respectively to well accuse module, well accuse module is according to the data analysis of these two illumination modules (first illumination module, second illumination module), calculation illumination angle, and then according to the rotation direction, the turned angle of this illumination angle control motor module. Therefore, the photovoltaic module can receive the maximum illuminance, and the efficiency of converting solar energy into electric energy is improved.
Through intelligent rotation of well accuse module, rainfall monitoring module, first illumination module, second illumination module etc. realization photovoltaic module, realize automated control, the regulation and control of using manpower sparingly.
The present invention may be further configured in a preferred embodiment as: the photovoltaic assembly comprises a battery module; the storage battery module is electrically connected with the power supply module.
By adopting the technical scheme, the power supply module is connected with the storage battery module of the photovoltaic module, so that the electric energy converted by the photovoltaic module can directly provide power for the power supply module, and one path of power supply is provided for the power supply module.
The power supply module can be a rechargeable battery pack, so that the power supply module can be ensured to be sufficient in electric quantity.
The present invention may be further configured in a preferred embodiment as: the device also comprises a driven connecting rod; the cross rods comprise a first cross rod and a second cross rod, and the first cross rod is positioned on the second cross rod; the steering mechanism is positioned between the first cross rod and the second cross rod; the upper end of the steering rod is hinged with one side of the first cross rod, the lower end of the steering rod is hinged with the upper end of the driven connecting rod, and the middle part of the steering rod is connected with the steering mechanism; the lower end of the driven connecting rod is hinged to one side of the second cross rod; the hinged position of the steering rod and the first cross rod and the hinged position of the driven connecting rod and the second cross rod are located on different sides.
By adopting the technical scheme, the two layers of photovoltaic modules are erected between the two supporting columns, so that the utilization rate of the supporting columns can be further improved, and the utilization rate of land resources is improved.
The present invention may be further configured in a preferred embodiment as: the number of the support columns is at least three, cross rods are respectively arranged on two sides of the upper part of the middle support column, and the two cross rods are respectively connected with the cross rods of the adjacent support columns through pull ropes; the two pull ropes are respectively positioned on two sides of the cross rod; at least one pull rope is a power transmission line; the pull rope between the two cross rods on the upper part of the same supporting column is kept loose in a normal state; and the pull ropes between the adjacent support columns are tensioned through the insulating vertical line terminals.
By adopting the technical scheme, the continuous multi-group light-emitting device formed by more than three support columns further improves the utilization rate of the support groups and reduces the pile planting construction of the support columns. Adjacent light emitting components are connected in series by power lines. Stay ropes between the cross rods positioned on two sides of the same support column are kept in a loose state, so that the cross rods and the photovoltaic modules are prevented from being dragged and limited by the other cross rod of the same support column when turning, and the cross rods are ensured to turn smoothly.
The present invention may be further configured in a preferred embodiment as: the motor module comprises a motor and a gear arranged on an output shaft of the motor; the steering rod is provided with a tooth section meshed with the gear.
By adopting the technical scheme, the motor module is connected with the steering rod in a meshing transmission manner, so that the steering rod can move obliquely upwards or obliquely downwards according to the positive rotation and the negative rotation of the motor module.
And a housing can be covered outside the steering mechanism and used for protecting the steering mechanism. The motor is sleeved in the housing in an empty way, and the housing is provided with a through hole matched with the steering rod; the steering rod penetrates through the housing and is in meshed connection with the gear.
The present invention may be further configured in a preferred embodiment as: a first return spring is connected between the other side of the first cross rod, which is far away from the steering rod, and the support column.
Adopt above-mentioned technical scheme, first reset spring can make first horizontal pole resume the gyration fast.
The present invention may be further configured in a preferred embodiment as: the second cross rod is hinged with the driven connecting rod through a pin shaft; the lower end of the driven connecting rod is provided with a waist-shaped hole, and the pin shaft is slidably arranged in the waist-shaped hole; and a second return spring is connected between the other side of the second cross rod, which is far away from the driven connecting rod, and the support column.
By adopting the technical scheme, the hinge structure formed by the pin shaft and the waist-shaped hole between the second cross rod and the driven connecting rod can ensure that the connection and transmission of the second cross rod and the driven connecting rod are more flexible. The second return spring can make the second cross rod quickly return to rotate; the second return spring can also be matched with the driven connecting rod to keep the second cross rod horizontal when the second cross rod is in a horizontal state.
The present invention may be further configured in a preferred embodiment as: the support column is equipped with the stopper in the position that is located steering mechanism above, and when the horizontal pole rotated to vertical state along with the steering column, the horizontal pole just supported in the stopper.
By adopting the technical scheme, the limiting block is used for limiting the steering angle of the cross rod, so that the cross rod is prevented from excessively revolving to enable the photovoltaic module to reverse to influence the solar energy conversion or prevent the back of the photovoltaic module from being impacted by rainwater, and even clamping stagnation occurs when the cross rod rotates.
To sum up, the utility model discloses a following at least one useful technological effect:
1. the utility model discloses an installation that photovoltaic power generation device can effectively reduce the support column is found to built on stilts mode, improves the utilization ratio of land resource.
2. The steering mechanism and the steering rod which are arranged on the supporting columns are adopted, so that the rotation of the cross rods can be controlled, the stay ropes between the adjacent cross rods and the photovoltaic modules on the stay ropes rotate along with the cross rods, the photovoltaic modules can better receive illumination, and the working efficiency of the photovoltaic modules is improved; meanwhile, the direction of the photovoltaic module is controlled through the steering mechanism, and the impact force of rainwater on the photovoltaic module is reduced.
Drawings
Fig. 1 is a schematic structural diagram of the photovoltaic module in a horizontal state;
fig. 2 is a side view of the structure of the present invention;
FIG. 3 is a schematic structural view of the support column, the cross bar and the steering mechanism of the present invention;
fig. 4 is a schematic structural view of the photovoltaic module of the present invention in a downward-turned state;
fig. 5 is a schematic block circuit diagram of the present invention;
fig. 6 is a control circuit diagram of the present invention;
fig. 7 is a circuit diagram of the rainfall monitoring module of the present invention;
fig. 8 is a circuit of the illumination module of the present invention.
In the figure, 1, a support column; 2. a photovoltaic module; 3. a first cross bar; 4. a second cross bar; 5. pulling a rope; 6. a steering mechanism; 7. a central control module; 8. a motor module; 9. a motor; 11. a steering lever; 12. a tooth meshing section; 13. a housing; 14. a port; 15. a limiting block; 16. a driven connecting rod; 17. a kidney-shaped hole; 18. a pin shaft; 19. a first return spring; 20. a second return spring; 21. a rainfall monitoring module; 22. a first illumination module; 23. a second illumination module; 24. a power supply module; 25. a battery module.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 and fig. 2, for the utility model discloses an overhead line type photovoltaic power generation device, including more than three support columns 1 and a plurality of photovoltaic modules 2.
As shown in fig. 3 and 4, a first cross bar 3 and a second cross bar 4 are arranged on the upper portion of the support column 1, the first cross bar 3 is positioned on the second cross bar 4, and the middles of the first cross bar 3 and the second cross bar 4 are respectively hinged to the support column 1. The first cross rods 3 of the adjacent support columns 1 are tensioned through the terminal of the plumb line and connected with a plurality of pull ropes 5, and one pull rope 5 is a power transmission line. The second cross rods 4 of the adjacent support columns 1 are tensioned through the terminal of the plumb line and connected with a plurality of pull ropes 5, and one pull rope 5 is a power transmission line. Stay ropes 5 which are loosened are connected between the two first cross rods 3 and the two second cross rods 4 which are positioned on two sides of the same supporting column 1, so that the cross rods (3 and 4) and the photovoltaic module 2 are prevented from being dragged and limited by the other cross rod (3 and 4) of the same supporting column 1 when turning, and the cross rods (3 and 4) are ensured to turn smoothly.
The support column 1 is provided with a steering mechanism 6, and the steering mechanism 6 is positioned between the first cross rod 3 and the second cross rod 4. The steering mechanism 6 comprises a central control module 7 and a motor module 8. The motor module 8 includes a motor 9 and a gear mounted to an output shaft of the motor 9. The motor module 8 is provided with a steering rod 11 through gear engagement; the steering rod 11 is provided with a toothed segment 12 which meshes with the gear. The motor 9 is mounted in the housing 13 in an empty way, and the housing 13 is provided with a through hole 14 matched with the steering rod 11; the steering rod 11 passes through the housing 13 and is in meshing connection with the gear. The distance from the steering mechanism 6 to the hinged position of the first cross rod 3 and the support column 1 is less than the length of the hinged side of the first cross rod 3 and the steering rod 11.
As shown in fig. 3, the support column 1 is provided with a stopper 15 at a position above the steering mechanism 6. When the first cross rod 3 rotates to a vertical state along with the steering rod 11, the first cross rod 3 just abuts against the limiting block 15. The limiting block 15 is used for limiting the turning angle of the first cross rod 3, and the situation that the photovoltaic module 2 is overturned due to the fact that the first cross rod 3 excessively revolves to influence solar energy conversion or the back of the photovoltaic module 2 is impacted by rainwater is avoided, and even clamping stagnation occurs when the photovoltaic module 2 is turned around.
As shown in fig. 3, the upper end of the steering rod 11 is hinged to one side of the first cross rod 3, and a first return spring 19 is connected between the other side of the first cross rod 3 away from the steering rod 11 and the support column 1. The first return spring 19 allows the first cross bar 3 to return quickly.
As shown in fig. 3, the lower end of the steering rod 11 is hinged with a driven connecting rod 16, and the middle part of the steering rod 11 is connected with the steering mechanism 6; the other end of the driven connecting rod 16 is hinged to one side of the second cross rod 4; the hinge positions of the steering rod 11 and the first cross rod 3 and the hinge positions of the driven connecting rod 16 and the second cross rod 4 are on different sides. The second cross rod 4 is hinged with the driven connecting rod 16 by a pin shaft 18; the lower end of the driven connecting rod 16 is provided with a waist-shaped hole 17, and a pin shaft 18 is arranged in the waist-shaped hole 17 in a sliding manner; a second return spring 20 is connected between the other side of the second cross bar 4 far away from the driven connecting rod 16 and the support column 1. The hinge structure formed by the pin shaft 18 and the waist-shaped hole between the second cross rod 4 and the driven connecting rod 16 can enable the connection and transmission of the second cross rod 4 and the driven connecting rod 16 to be more flexible. The second return spring 20 can make the second cross rod 4 quickly return to rotate; the second return spring 20 may also cooperate with the follower link 16 to keep the second cross bar 4 horizontal when the second cross bar 4 is in a horizontal state.
As shown in fig. 1, a rainfall monitoring module 21 is installed on the supporting column 1, and is used for collecting and displaying rainfall data of an area where the supporting column 1 is located; the output end of the rainfall monitoring module 21 is connected to the central control module 7.
As shown in fig. 1 and 5, a first illumination module 22 and a second illumination module 23 are respectively installed on two sides of one photovoltaic module 2 of the plurality of photovoltaic modules 2 located between two adjacent support pillars 1. The two sides are located on two sides of the photovoltaic module 2 with the pull rope 5 as a center line. The first illumination module 22 and the second illumination module 23 are respectively used for collecting illumination intensity of two sides of the photovoltaic module 2 in real time; the output ends of the first illumination module 22 and the second illumination module 23 are respectively connected to the central control module 7.
The motor module 8 is in transmission connection with the steering rod 11 and is used for driving the steering rod 11 to move obliquely upwards and downwards. The central control module 7 is connected with the input end of the motor module 8 and is used for controlling the motor module 8 to operate. The support column 1 is further provided with a power supply module 24, and the power supply module 24 is used for supplying power to the rainfall monitoring module 21, the first illumination module 22, the second illumination module 23, the central control module 7 and the motor module 8. The photovoltaic module 2 comprises a battery module 25; the battery module 25 is electrically connected to the power supply module 24. The power supply module 24 is connected with the storage battery module 25 of the photovoltaic module 2, so that the electric energy converted by the photovoltaic module 2 can directly provide power for the power supply module 24 and provide one path of power supply for the power supply module 24. The power supply module 24 may be a rechargeable battery pack, which ensures that the power supply module 24 is sufficiently charged.
As shown in fig. 5 and 6, the central control module of the present invention is a single chip microcomputer, and further includes a crystal oscillator circuit. The motor module adopts a motor driving chip U4 (HT 7K 1201) for controlling the forward rotation and the reverse rotation of the motor. The VDD terminal of the motor driving chip U4 is VCC2 (DC power supply voltage, +1.8V to 6V).
The utility model discloses a well accuse module, rainfall monitoring module, first illumination module, second illumination module etc. realize photovoltaic module's intelligence and rotate, realize automated control, the regulation and control of using manpower sparingly.
As shown in fig. 7, the rainfall monitoring module circuit includes a raindrop sensor, a second resistor R2, a third resistor R3, a fourth resistor R4, a slip resistor RV1, a sixth capacitor C6, a seventh capacitor C7, a light emitting diode LED1, and a first operational amplifier U1.
The first fixed end of the slide rheostat RV1 is connected with VCC1 (direct current power supply voltage, +5V), and the second fixed end is grounded; the slide end of the slide rheostat RV1 is connected to the inverting input end of the first operational amplifier U1 (LM 393); the input end of the light emitting diode LED1 is connected with VCC1, the output end of the light emitting diode LED1 is connected with one end of a second resistor R2, and the other end of the second resistor R2 is grounded; one end of a sixth capacitor C6 is connected with VCC1, and the other end is grounded; the first end of the third resistor R3 is connected to VCC1, and the second end is connected to the non-inverting input terminal of the first operational amplifier U1; the raindrop sensor RS and the seventh capacitor C7 are connected in parallel, and two ends of the raindrop sensor RS and the seventh capacitor C7 are respectively connected to the non-inverting input end and the grounding end of the first operational amplifier U1; the output end of the first operational amplifier U1 is connected with VCC1 through a fourth resistor R4; the output terminal of the first operational amplifier U1 is used as the output terminal of the comparator, i.e., the output terminal of the rainfall monitoring module circuit. The light emitting diode LED1 is used to prompt the rainfall monitoring module to work properly.
Gather the information whether the environment is rainy through the raindrop sensor, make signal output have regularity through LM393 voltage comparator, slide rheostat VR1 can adjust the comparison voltage size to reach and adjust the output threshold. When the environment does not rain, the output is high level, and when the collecting plate receives raindrops and is conducted, the output is low level. When the rain stops, raindrops on the collecting plate are dried in the sun and then are recovered to be output as a high level. The slide rheostat VR1 can form the adjusting circuit sensitivity, the raindrop sensor collects raindrop information and then converts the raindrop information into a voltage signal to be output, and the voltage signal output by the sensor is shaped by the LM393 voltage comparator and then outputs a level signal of the whole circuit. The module has the main function of providing the central control module with the detection of the rain information of the environment where the photovoltaic power generation device is located.
The rainfall monitoring module is used for monitoring whether rainfall data such as rainfall, rainfall and the like exist in the area where the support column is located in real time, the data are transmitted to the central control module, and the central control module analyzes and judges whether signals are output to the motor module according to the collected rainfall data. If the central control module judges that the area where the support column is located is raining through the data collected by the rainfall monitoring module, the central control module sends a signal to the motor module, and the motor module is driven and controlled to drive the steering rod to rotate, so that the cross rod drives the photovoltaic module to rotate. Therefore, the impact force of rainwater on the photovoltaic module is reduced.
The circuits of the first illumination module and the second illumination module are the same and are the same as the illumination module circuit. As shown in fig. 8, the lighting module circuit includes a light sensing resistor RT, a fifth resistor R5, a sixth resistor R6, a seventh resistor R7, a slip resistor RV2, an eighth capacitor C8, a ninth capacitor C9, a light emitting diode LED2, and a second operational amplifier U2.
The first fixed end of the slide rheostat RV2 is connected with VCC1 (direct current power supply voltage, +5V), and the second fixed end is grounded; the sliding end of the slide rheostat RV2 is connected with the inverting input end of the operational amplifier U2 (LM 393 operational amplifier) in a second mode; the input end of the light emitting diode LED2 is connected with VCC1, the output end of the light emitting diode LED2 is connected with one end of a fifth resistor R5, and the other end of the fifth resistor R5 is grounded; one end of an eighth capacitor C8 is connected with VCC1, and the other end is grounded; the first end of the sixth resistor R6 is connected to VCC1, and the second end is connected to the non-inverting input terminal of the second operational amplifier U2; the photoresistor RT and the ninth capacitor C9 are connected in parallel, and two ends of the photoresistor RT and the ninth capacitor C9 are respectively connected to the non-inverting input end and the grounding end of the second operational amplifier U2; the output end of the second operational amplifier U2 is connected to VCC1 through a seventh resistor R7; the output terminal of the second operational amplifier U2 is used as the output terminal of the comparator, i.e. the output terminal of the illumination module circuit. The light emitting diode LED2 is used to prompt the illumination module to work properly.
The intensity of ambient light is obtained by measuring the resistance value of the photoresistor through the circuit, the output is stable and is not interfered by single ambient noise through voltage comparison output, the output waveform is good, the driving capability is strong, the sensitivity of the whole module to light detection can be adjusted through the sliding resistor, the DO end outputs high level when the ambient light brightness of the module circuit does not reach a set threshold, and the DO end outputs low level when the ambient light brightness exceeds the set threshold; the light sensor also has the function of adjusting the sensitivity, the slide rheostat VR1 is used for adjusting the sensitivity of the circuit, the light sensitive resistor collects light information and converts the light information into a voltage signal to be output, and the voltage signal output by the sensor is shaped by the LM393 voltage comparator and then outputs a level signal of the whole circuit. The circuit also has the functions of power supply indication and switch indication, and the main function of the module is to detect the change of ambient light and collect the ambient light to the system in time.
The illumination intensity of the two sides of the photovoltaic module is collected in real time through the first illumination module and the second illumination module, the collected illumination data are respectively transmitted to the central control module, the central control module analyzes and calculates the illumination angle according to the data of the two illumination modules (the first illumination module and the second illumination module), and then the rotation direction and the rotation angle of the motor module are controlled according to the illumination angle. Therefore, the photovoltaic module can receive the maximum illuminance, and the efficiency of converting solar energy into electric energy is improved.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (9)
1. The utility model provides an overhead line formula photovoltaic power generation device which characterized in that: comprises at least two supporting columns (1) and a plurality of photovoltaic components (2); the upper parts of the supporting columns (1) are provided with cross rods, and pull ropes (5) are connected between the cross rods of the adjacent supporting columns (1); the photovoltaic module (2) is arranged on the pull rope (5) in an overhead mode, and the light facing surface of the photovoltaic module (2) faces upwards; a steering mechanism (6) is arranged on the supporting column (1), and a steering rod (11) is connected to the steering mechanism (6) in a transmission manner; the middle of the cross rod is hinged to the support column (1), and one side of the cross rod is hinged to one end of the steering rod (11); the steering mechanism (6) is used for controlling the steering rod (11) to move up and down, so that one side of the cross rod rotates downwards or upwards along with the movement of the steering rod (11); the distance from the steering mechanism (6) to the hinged position of the cross rod and the supporting column (1) is smaller than the length of the hinged side of the cross rod and the steering rod (11).
2. The overhead line type photovoltaic power generation apparatus according to claim 1, wherein: the rainfall monitoring device also comprises a rainfall monitoring module (21), a first illumination module (22), a second illumination module (23) and a power supply module (24); the steering mechanism (6) comprises a central control module (7) and a motor module (8);
the rainfall monitoring module (21) is arranged on the support column (1) and used for collecting rainfall data of an area where the support column (1) is located; the output end of the rainfall monitoring module (21) is connected to the central control module (7);
the first illumination module (22) and the second illumination module (23) are respectively installed on two sides of the same photovoltaic module (2) and are respectively used for collecting illumination intensity of two sides of the photovoltaic module (2) in real time; the output ends of the first illumination module (22) and the second illumination module (23) are respectively connected to the central control module (7);
the motor module (8) is in transmission connection with the steering rod (11) and is used for driving the steering rod (11) to move obliquely upwards and downwards;
the central control module (7) is connected with the input end of the motor module (8) and is used for controlling the motor module (8) to operate;
the power supply module (24) is installed on the supporting column (1) and used for supplying power to the rainfall monitoring module (21), the first illumination module (22), the second illumination module (23), the central control module (7) and the motor module (8).
3. The overhead line type photovoltaic power generation apparatus according to claim 2, wherein: the photovoltaic module (2) comprises a battery module (25); the storage battery module (25) is electrically connected with the power supply module (24).
4. The overhead line type photovoltaic power generation apparatus according to claim 2, wherein: also comprises a driven connecting rod (16); the cross bars comprise a first cross bar (3) and a second cross bar (4), and the first cross bar (3) is positioned on the second cross bar (4); the steering mechanism (6) is positioned between the first cross rod (3) and the second cross rod (4); the upper end of the steering rod (11) is hinged with one side of the first cross rod (3), the lower end of the steering rod (11) is hinged with the upper end of the driven connecting rod (16), and the middle part of the steering rod (11) is connected with the steering mechanism (6); the lower end of the driven connecting rod (16) is hinged to one side of the second cross rod (4); the hinged positions of the steering rod (11) and the first cross rod (3) and the hinged positions of the driven connecting rod (16) and the second cross rod (4) are positioned on different sides.
5. The overhead line photovoltaic power generation apparatus according to claim 4, wherein: the number of the support columns (1) is at least three, cross rods are respectively arranged on two sides of the upper part of the middle support column (1), and the two cross rods are respectively connected with the cross rods of the adjacent support columns (1) through pull ropes (5); at least two pull ropes (5) are respectively positioned at two sides of the cross rod; at least one pull rope (5) is a power transmission line; the pull rope (5) between the two cross bars on the upper part of the same supporting column (1) is normally kept loose; and the pull ropes (5) between the adjacent supporting columns (1) are tensioned through the insulating vertical line terminals.
6. The overhead line type photovoltaic power generation apparatus according to claim 2 or 5, wherein: the motor module (8) comprises a motor (9) and a gear arranged on an output shaft of the motor (9); the steering rod (11) is provided with a tooth section (12) which is meshed with the gear.
7. The overhead line photovoltaic power generation apparatus according to claim 4, wherein: a first return spring (19) is connected between the other side of the first cross rod (3) far away from the steering rod (11) and the support column (1).
8. The overhead line photovoltaic power generation apparatus according to claim 4, wherein: the second cross rod (4) is hinged with the driven connecting rod (16) by a pin shaft (18); the lower end of the driven connecting rod (16) is provided with a waist-shaped hole (17), and the pin shaft (18) is slidably arranged in the waist-shaped hole (17); and a second return spring (20) is connected between the other side of the second cross rod (4) far away from the driven connecting rod (16) and the support column (1).
9. The overhead line type photovoltaic power generation apparatus according to claim 1, wherein: the support column (1) is provided with a limiting block (15) at a position above the steering mechanism (6), and when the cross rod rotates to a vertical state along with the steering rod (11), the cross rod just abuts against the limiting block (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020999625.4U CN211880346U (en) | 2020-06-03 | 2020-06-03 | Overhead line type photovoltaic power generation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020999625.4U CN211880346U (en) | 2020-06-03 | 2020-06-03 | Overhead line type photovoltaic power generation device |
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| Publication Number | Publication Date |
|---|---|
| CN211880346U true CN211880346U (en) | 2020-11-06 |
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|---|---|---|---|
| CN202020999625.4U Active CN211880346U (en) | 2020-06-03 | 2020-06-03 | Overhead line type photovoltaic power generation device |
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| Country | Link |
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| CN (1) | CN211880346U (en) |
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