CN113691205A - Wind-resistant reinforcing system of flat unipolar photovoltaic mounting system - Google Patents
Wind-resistant reinforcing system of flat unipolar photovoltaic mounting system Download PDFInfo
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- CN113691205A CN113691205A CN202110816913.0A CN202110816913A CN113691205A CN 113691205 A CN113691205 A CN 113691205A CN 202110816913 A CN202110816913 A CN 202110816913A CN 113691205 A CN113691205 A CN 113691205A
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- 230000003014 reinforcing effect Effects 0.000 title claims abstract description 20
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 64
- 239000010959 steel Substances 0.000 claims abstract description 64
- 230000002787 reinforcement Effects 0.000 claims description 4
- 230000007935 neutral effect Effects 0.000 claims description 3
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S20/00—Supporting structures for PV modules
- H02S20/30—Supporting structures being movable or adjustable, e.g. for angle adjustment
- H02S20/32—Supporting structures being movable or adjustable, e.g. for angle adjustment specially adapted for solar tracking
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S25/00—Arrangement of stationary mountings or supports for solar heat collector modules
- F24S25/50—Arrangement of stationary mountings or supports for solar heat collector modules comprising elongate non-rigid elements, e.g. straps, wires or ropes
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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
- Y02E10/40—Solar thermal energy, e.g. solar towers
- Y02E10/47—Mountings or tracking
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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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- Photovoltaic Devices (AREA)
Abstract
The invention belongs to the technical field of photovoltaics, and particularly discloses a wind-resistant reinforcing system of a flat single-shaft photovoltaic support system, which comprises connecting beams, a steel wire rope and a steel wire rope length adjusting device, wherein the connecting beams are arranged on two sides of a main shaft main beam on the bottom surface of a photovoltaic panel, are arranged between two adjacent transverse supporting beams and are fixedly connected with the two adjacent transverse supporting beams; and a steel wire rope length adjusting device for adjusting the rope length of the steel wire rope is arranged on each upright post, after the steel wire rope is wound on the rope length adjusting device, the first end of the steel wire rope is fixedly connected with the connecting beam on one side of the main shaft girder, and the second end of the steel wire rope is fixedly connected with the connecting beam on the other side of the main shaft girder. The invention improves the stress state in the flat single-shaft photovoltaic bracket system, reduces the concentration force and enhances the strength and the stability of the flat single-shaft photovoltaic bracket system. The invention is suitable for a flat single-shaft photovoltaic bracket system.
Description
Technical Field
The invention belongs to the technical field of photovoltaics, relates to wind reinforcement, and particularly relates to a wind reinforcement system of a flat single-shaft photovoltaic support system.
Background
Renewable energy sources such as solar energy are the preferred energy sources for solving the environmental pollution and realizing sustainable development, and at present, the solar energy is used as the solar energy
The photovoltaic panel is commonly used for converting the electric energy, but the phenomenon that a bracket mechanism of the photovoltaic panel is damaged by strong wind is common. The general support mechanism is basically in the form of a stand column → a rotating mechanism system → a main shaft → a flat plate support system → a photovoltaic panel, the rotating mechanism system bears the function of tracking the sun of the photovoltaic panel and bears all structural loads of the photovoltaic panel and the flat plate support system thereof in various states, dynamic and static combination, composite superposition of stress states such as tension, compression, bending, shearing and torsion and the like are realized, the stress state is relatively complex, the stress of a node is very large, and the rotating mechanism and the main shaft form a weak point of an integral structure. Most of the existing photovoltaic systems keep the flat single-shaft photovoltaic support system in a wind-resistant horizontal position through locking of the rotary actuating mechanism, and the strength of the rotary actuating mechanism is usually greatly lower than that of a fixed structure system, and the deformation control capability is weak. Under extreme weather conditions such as strong wind and the like, a common design model of a photovoltaic system is a minimum state of a windward side with a locked photovoltaic panel horizontally placed, and the safety of the system is guaranteed in a stress state with the minimum stress, but in an actual wind field, the influence factors of a support mechanism of the photovoltaic system are many, airflow is close to the ground and is influenced by the surrounding environment, a plurality of groups of photovoltaic systems change the wind direction, and states such as turbulence, vortex and the like in the wind field are very complicated; the photovoltaic system is subjected to large, fluctuating and uneven distributed load, and the support mechanism can vibrate, fluctuate and swing, so that the stress state exceeding the designed model is generated; the dynamic action causes deformation, the deformation increases the stress, the increased stress increases the deformation, and vicious circulation is carried out until the rotary actuating mechanism is damaged, and the system is twisted, overturned and collapsed.
Disclosure of Invention
The invention aims to provide a wind-resistant reinforcing system of a flat single-shaft photovoltaic support system, so as to increase the torsional rigidity of the flat single-shaft photovoltaic support system and ensure the rotating characteristic of the flat single-shaft photovoltaic support system in normal use.
In order to achieve the purpose, the technical method comprises the following steps:
a wind-resistant reinforcing system of a flat single-shaft photovoltaic support system is arranged based on the flat single-shaft photovoltaic support system, the flat single-shaft photovoltaic support system comprises a photovoltaic plate, transverse supporting beams, stand columns, a main shaft main beam, a rotating mechanism and an automatic control mechanism, the bottom surface of the photovoltaic plate is provided with a plurality of transverse supporting beams and a main shaft main beam perpendicular to the transverse supporting beams, a plurality of stand columns arranged in rows are rotatably connected with the main shaft main beam through the rotating mechanism, the automatic control mechanism is connected with the rotating mechanism to control the rotation of the photovoltaic plate, the wind-resistant reinforcing system of the flat single-shaft photovoltaic support system comprises connecting beams, steel wire ropes and steel wire rope length adjusting devices, the connecting beams are arranged on two sides of the main shaft main beam on the bottom surface of the photovoltaic plate, between two adjacent transverse supporting beams and fixedly connected with the two adjacent transverse supporting beams; and a steel wire rope length adjusting device for adjusting the rope length of the steel wire rope is arranged on each upright column, after the steel wire rope is wound on the rope length adjusting device, the first end of the steel wire rope is fixedly connected with the connecting beam on one side of the main shaft girder, and the second end of the steel wire rope is fixedly connected with the connecting beam on the other side of the main shaft girder.
As a limitation: and the automatic control mechanism controls the limiting mechanism to lock the steel wire rope length adjusting device after the steel wire rope length is adjusted.
As a further limitation: the steel wire rope length adjusting device is an elastic self-locking shaft pulley, the elastic self-locking shaft pulley comprises a pulley, a mandrel is arranged at the central position inside the pulley, eight slide rails are arranged along the radius direction of the pulley by the mandrel, the angle between every two adjacent slide rails is 45 degrees, each slide rail is provided with an elastic shaft slide block matched with the slide rail, a steel wire rope is wound on the outer surfaces, away from the mandrel, of the eight elastic shaft slide blocks, the first end of the mandrel sequentially penetrates through valve holes of a clamp type electromagnetic valve in a pulley shell, a stand column and a limiting mechanism, the limiting mechanism further comprises a relay, the clamp type electromagnetic valve is connected with an automatic control mechanism through the relay, an annular resistance increasing groove is arranged on the mandrel, and the position of the annular resistance increasing groove on the mandrel corresponds to the clamping position of the clamp type electromagnetic valve when the photovoltaic panel is in a horizontal position; the pulley housing is passed to the second end of dabber, the cover is equipped with the spring, the one end of spring sets firmly on the pulley housing, the second end at the dabber is fixed to the other end of spring, the second end of dabber still sets firmly the rib support frame, rib formula support frame includes eight support frames, the first end of every support frame and its dabber fixed connection, the second end of every support frame is connected rather than corresponding elastic shaft slider, the first surface of pulley housing is seted up the spout that suits with eight support frames and is supplied eight support frames of rib formula support frame to slide, the second surface mounting of pulley housing is on the stand.
As another limitation: the wire rope length adjusting device is composed of two automatic rebound wheels, namely a first automatic rebound wheel and a second automatic rebound wheel, the first automatic rebound wheel and the second automatic rebound wheel are respectively arranged at two sides of the upright post, central shafts are respectively arranged at the inner central positions of the first automatic rebound wheel and the second automatic rebound wheel, a clockwork spring is arranged on the central shafts, one end of the clockwork spring is fixedly arranged on a neutral shaft, two wire ropes are respectively and fixedly connected with the other ends of the clockwork springs in the first automatic rebound wheel and the second automatic rebound wheel, the two wire ropes are respectively wound on the outer rings of the clockwork springs of the first automatic rebound wheel and the second automatic rebound wheel, the first end of one wire rope passes through a wire rope outlet of the first automatic rebound wheel and is fixedly connected with a connecting beam at one side of the main shaft girder, and the second end of the other wire rope passes through a wire rope outlet of the second automatic rebound wheel, fixedly connected with a connecting beam on the other side of the main beam of the main shaft; stop gear presss from both sides and electronic bolt including embracing, and the wire rope exit of first automatic resilience wheel and the automatic resilience wheel of second all is equipped with to embrace and presss from both sides, embraces and presss from both sides the outside and is equipped with electronic bolt, and electronic bolt is connected with automatic control system.
As a third limitation: adjusting device is the sliding wheel axle device, the sliding wheel axle device includes the pulley, wire rope twines on the pulley, the first surface and the second surface of pulley casing all are provided with the stiffening plate, the gim peg has set firmly between the stiffening plate on first surface and second surface, the one end of connecting spring on the gim peg, the other end fixed connection of spring is on fixed frame, fixed frame fixed mounting is in the one side of stand, the inside vertical slip slide rail that suits with the gim peg that is equipped with of fixed frame, the another side fixed mounting of stand has stop gear, stop gear includes electronic bolt, electronic bolt and automatic control system are connected, be provided with the locking hole that suits with electronic bolt on the pulley.
Due to the adoption of the scheme, compared with the prior art, the invention has the beneficial effects that:
(1) according to the wind-resistant reinforcing system of the flat single-shaft photovoltaic support system, the connecting beam and the steel wire rope are arranged, so that the torsional load of the root part of the main beam of the main shaft in the flat single-shaft photovoltaic support system is dispersed to the positions of all the supporting columns, the stress state in the flat single-shaft photovoltaic support system is improved, the concentration force is reduced, and the strength and the stability of the flat single-shaft photovoltaic support system are enhanced;
(2) according to the wind-resistant reinforcing system of the flat single-shaft photovoltaic support system, the relative lengths of the two ends of the steel wire rope and the three fixing points of the steel wire rope length adjusting device are locked, so that the amplitude of the photovoltaic panel can be effectively restrained when the photovoltaic panel swings and fluctuates due to wind, wind load is transferred, the torque borne by the main shaft girder is converted into the axial force of each component of the system, the stress state of each component is greatly optimized, and the deformation and the internal stress of the system are reduced;
(3) according to the wind-resistant reinforcing system of the flat uniaxial photovoltaic support system, the characteristics of high tensile strength and zero compressive strength of the steel wire rope are utilized, and the flat uniaxial photovoltaic support system is matched to form the flexible-constraint wind-resistant reinforcing system, so that a certain damping effect is achieved, and the internal stress of the flat uniaxial photovoltaic support system is further reduced.
The invention is suitable for a flat single-shaft photovoltaic bracket system.
Drawings
The invention is described in further detail below with reference to the figures and the embodiments.
Fig. 1 is a schematic structural view of a flat single-shaft photovoltaic mounting system and a wind-reinforcing system according to example 1 of the present invention;
fig. 2 is a schematic structural view of a wind-resistant reinforcing system of a flat single-shaft photovoltaic mounting system according to example 1 of the present invention;
fig. 3 is a schematic structural view of a wind-resistant reinforcing system installation position of the flat single-shaft photovoltaic bracket system according to embodiment 1 of the invention;
fig. 4 is a front view of the umbrella frame type support frame of the wire rope length adjusting device according to embodiment 1 of the present invention in a contracted state;
fig. 5 is a left side view of a contracted state of an umbrella frame type support frame of the wire rope length adjusting device according to embodiment 1 of the present invention;
fig. 6 is a cross-sectional view showing a contracted state of an umbrella frame type support frame of a wire rope length adjusting device according to embodiment 1 of the present invention;
fig. 7 is a front view of an open state of an umbrella frame type support frame of the wire rope length adjusting device according to embodiment 1 of the present invention;
fig. 8 is a left side view of an open state of an umbrella rib type support frame of the wire rope length adjusting device according to embodiment 1 of the present invention;
fig. 9 is a sectional view showing an opened state of an umbrella frame type supporting frame of the wire rope length adjusting device according to embodiment 1 of the present invention;
fig. 10 is a schematic sectional view of a wire rope length adjusting device according to embodiment 2 of the present invention;
fig. 11 is a schematic sectional view of a front surface of a wire rope length adjusting device according to embodiment 3 of the present invention;
fig. 12 is a schematic sectional view of a side surface of a wire rope length adjusting device according to embodiment 3 of the present invention;
in the figure: 1. a photovoltaic panel; 2. a main shaft main beam; 3. a transverse support beam; 4. a column; 5. a connecting beam; 6. a wire rope; 7. a wire rope length adjusting device; 8. a mandrel; 9. a support frame; 10. a chute; 11. an elastic shaft slider; 12. a slide rail; 13. a spring; 14. a limiting mechanism; 15. an annular resistance increasing groove; 16. a pulley; 17. a central shaft; 18. a clockwork spring; 19. clamping; 20. an electric bolt; 21. a fixed frame; 22. a stiffening plate; 23. a sliding rail; 24. positioning bolts; 25. and a locking hole.
Detailed Description
The present invention is further described with reference to the following examples, but it should be understood by those skilled in the art that the present invention is not limited to the following examples, and any modifications and equivalent changes based on the specific examples of the present invention are within the scope of the claims of the present invention.
Embodiment 1 wind-resistant reinforcing system of flat unipolar photovoltaic mounting system
A wind-resistant reinforcing system of a flat single-shaft photovoltaic support system is based on the arrangement of the flat single-shaft photovoltaic support system, as shown in figure 1, the flat single-shaft photovoltaic support system comprises a photovoltaic panel 1, transverse supporting beams 3, upright posts 4, a main shaft main beam 2, a rotating mechanism and an automatic control mechanism, wherein the bottom surface of the photovoltaic panel 1 is provided with a plurality of transverse supporting beams 3 and a main shaft main beam 2 perpendicular to the transverse supporting beams 3, a plurality of upright posts 4 arranged in rows are rotatably connected with the main shaft main beam 2 through the rotating mechanism, the automatic control mechanism is connected with the rotating mechanism to control the rotation of the photovoltaic panel 1, the mounting position of the wind-resistant reinforcing system of the flat single-shaft photovoltaic support system is shown in figure 3, the structure of the wind-resistant reinforcing system is shown in figure 2 and comprises connecting beams 5, steel wire ropes 6 and steel wire rope length adjusting devices 7, the connecting beams 5 are arranged on two sides of the main shaft main beam 2 on the bottom surface of the photovoltaic panel 1, and between two adjacent transverse supporting beams 3, and is fixedly connected with two adjacent transverse supporting beams 3; each upright post 4 is provided with a steel wire rope length adjusting device 7 for adjusting the rope length of a steel wire rope 6, after the steel wire rope 6 is wound on the rope length adjusting device, a first end of the steel wire rope is fixedly connected with the connecting beam 5 on one side of the main shaft main beam 2 through a hanging ring and is fixed through a rope clamp, and a second end of the steel wire rope is fixedly connected with the connecting beam 5 on the other side of the main shaft main beam 2 through a hanging ring and is fixed through a rope clamp; the steel wire rope length adjusting device 7 is an elastic self-locking shaft pulley, the structure of which is shown in figures 4-9, the elastic self-locking shaft pulley comprises a pulley 16, a mandrel 8 is arranged at the center position inside the pulley 16, eight slide rails 12 are arranged along the radius direction of a pulley 16 by a mandrel 8, the angle between two adjacent slide rails 12 is 45 degrees, each slide rail 12 is provided with an elastic shaft slide block 11 matched with the slide rail 12, a steel wire rope 6 is wound on the outer surfaces, far away from the mandrel 8, of the eight elastic shaft slide blocks 11, the first end of the mandrel 8 sequentially penetrates through a pulley 16 shell, an upright post 4 and a valve hole of a clamp type electromagnetic valve in a limiting mechanism 14, the limiting mechanism 14 further comprises a relay, the clamp type electromagnetic valve is connected with an automatic control mechanism through the relay, the mandrel 8 is provided with an annular resistance increasing groove 15, and the position of the annular resistance increasing groove 15 on the mandrel 8 corresponds to the clamping position of the clamp type electromagnetic valve when the photovoltaic panel 1 is in a horizontal position; pulley 16 casing is passed to dabber 8's second end, the cover is equipped with spring 13, spring 13's one end sets firmly on pulley 16 casing, spring 13's the other end is fixed at dabber 8's second end, dabber 8's second end has still set firmly rib support frame 9, rib support frame includes eight support frames 9, the first end of every support frame 9 and its dabber 8 fixed connection, the second end of every support frame 9 is connected rather than corresponding elastic shaft slider 11, the first surface of pulley 16 casing is seted up and is supplied eight support frames 9 of rib support frame to slide with the 10 spouts that eight support frames 9 suited, the second surface mounting of pulley 16 casing is on stand 4.
The working principle of the embodiment is as follows: when the photovoltaic panel 1 works, the automatic control system controls the photovoltaic panel 1 to rotate along with the sun, the connecting beam 5 pulls the steel wire rope 6, the apparent length of the steel wire rope 6 changes along with the steel wire rope, and then a spring shaft sliding block in the elastic self-locking shaft pulley is driven to move along the sliding rail 12, so that the steel wire rope 6 is in a tightened state all the time; when the photovoltaic panel 1 is in a horizontal protection state, the apparent length of the steel wire rope 6 is longest, the spring shaft sliding block is located in the slide rail 12 at the position closest to the mandrel 8, the second end of the mandrel 8 is farthest away from the first surface of the shell of the pulley 16, the length of the spring 13 is longest and the spring shaft sliding block is in a maximum tension state, and the automatic control system controls the electromagnetic valve to be powered off through a relay and clamps the electromagnetic valve at the position of the annular resistance increasing groove 15 of the mandrel 8; when the photovoltaic panel 1 is located at a +/-45-degree position, the apparent length of the steel wire rope 6 is shortest, the elastic shaft sliding block is located in the slide rail 12 at the position farthest from the mandrel 8, the second end of the mandrel 8 is closest to the first surface of the shell of the pulley 16, and the spring 13 is shortest in length and is in a balanced state.
The main technical solution of this embodiment is substantially the same as that of embodiment 1, and the features that are not explained in this embodiment adopt the explanations in embodiment 1, and are not described herein again. The present embodiment differs from embodiment 1 in that: the wire rope length adjusting device 7 is two automatic rebound wheels, which are respectively a first automatic rebound wheel and a second automatic rebound wheel, the structure of the automatic rebound wheels is shown in figure 10, the first automatic rebound wheel and the second automatic rebound wheel are respectively arranged at two sides of the upright post 4, the center positions inside the first automatic rebound wheel and the second automatic rebound wheel are respectively provided with a central shaft 17, the central shaft 17 is provided with a clockwork spring 18, one end of the clockwork spring 18 is fixedly arranged on a neutral shaft, two wire ropes 6 are respectively fixedly connected with the other end of the clockwork spring 18 in the first automatic rebound wheel and the second automatic rebound wheel, the two wire ropes 6 are respectively wound on the outer rings of the clockwork springs 13 of the first automatic rebound wheel and the second automatic rebound wheel, the first end of one wire rope 6 passes through the wire rope 6 outlet of the first automatic rebound wheel and is fixedly connected with the connecting beam 5 at one side of the main spindle beam 2 through a hanging ring, the second end of the other steel wire rope 6 passes through the steel wire rope 6 outlet of the second automatic rebound wheel, is fixedly connected with the connecting beam 5 on the other side of the main shaft girder 2 through a hanging ring and is fixed through a rope clamp; the limiting mechanism 14 comprises an embracing clamp 19 and an electric bolt 20, the steel wire rope 6 outlets of the first automatic rebound wheel and the second automatic rebound wheel are respectively provided with the embracing clamp 19, the outer side of the embracing clamp 19 is provided with the electric bolt 20, and the electric bolt 20 is connected with an automatic control system.
The working principle of the embodiment is as follows: when the photovoltaic panel 1 works, the automatic control system controls the photovoltaic panel 1 to rotate along with the sun, the connecting beam 5 pulls the steel wire rope 6, the length of the steel wire rope 6 changes along with the change of the length of the steel wire rope 6, and the steel wire ropes 6 in the first automatic rebound wheel and the second automatic rebound wheel are driven to stretch or retract; when the photovoltaic panel 1 is in a horizontal protection state, the steel wire ropes 6 in the first automatic rebound wheel and the second automatic rebound wheel are the same in length, the automatic control system controls the electric bolt 20 to be powered off and extend out, and the holding clamp 19 is pressed to lock the length of the steel wire ropes 6; when the photovoltaic panel 1 is in a +/-45-degree position, the steel wire rope 6 in the first automatic rebounding wheel is shortest or longest in length, and the steel wire rope 6 in the second automatic rebounding wheel is longest or shortest in length.
Embodiment 3 flat unipolar photovoltaic mounting system's anti-wind reinforceing system
The main technical solution of this embodiment is substantially the same as that of embodiment 1, and the features that are not explained in this embodiment adopt the explanations in embodiment 1, and are not described herein again. The present embodiment differs from embodiment 1 in that: the adjusting device is a sliding wheel shaft device, the structure of which is shown in fig. 11-12, the sliding wheel shaft device comprises a pulley 16, a steel wire rope 6 is wound on the pulley 16, a first surface and a second surface of a shell of the pulley 16 are both provided with stiffening plates 22, a positioning bolt 24 is fixedly arranged between the stiffening plates 22 on the first surface and the second surface, one end of a spring 13 is connected onto the positioning bolt 24, the other end of the spring 13 is fixedly connected onto a fixed frame 21, the fixed frame 21 is fixedly arranged on one surface of an upright post 4, a vertical sliding slide rail 23 adapted to the positioning bolt 24 is arranged inside the fixed frame 21, a limiting mechanism 14 is fixedly arranged on the other surface of the upright post 4, the limiting mechanism 14 comprises an electric bolt 20, the electric bolt 20 is connected with an automatic control system, and a locking hole 25 adapted to the electric bolt 20 is arranged on the pulley 16.
The working principle of the embodiment is as follows: when the photovoltaic panel 1 works, the automatic control system controls the photovoltaic panel 1 to rotate along with the sun, and the connecting beam 5 pulls the steel wire rope 6 to further drive the positioning bolt 24 to move up and down in the sliding slide rail 23; when the photovoltaic panel 1 is in a horizontal protection state, the positioning bolt 24 moves up and down in the sliding slide rail 23, so that the steel wire rope 6 is tightened, the automatic control system controls the electric bolt 20 to be powered off and extend out, and the electric bolt passes through the upright post 4 and the locking hole 25 on the pulley 16 to lock the position of the pulley 16; when the photovoltaic panel 1 is at the position of +/-45 degrees, the positioning bolt 24 moves up and down in the sliding slide rail 23 to tighten the steel wire rope 6.
Claims (5)
1. A wind-resistant reinforcing system of a flat single-shaft photovoltaic support system is arranged based on the flat single-shaft photovoltaic support system, the flat single-shaft photovoltaic support system comprises a photovoltaic plate, transverse supporting beams, stand columns, a main shaft main beam, a rotating mechanism and an automatic control mechanism, the bottom surface of the photovoltaic plate is provided with a plurality of transverse supporting beams and a main shaft main beam perpendicular to the transverse supporting beams, a plurality of stand columns arranged in rows are rotatably connected with the main shaft main beam through the rotating mechanism, the automatic control mechanism is connected with the rotating mechanism to control the rotation of the photovoltaic plate, and the wind-resistant reinforcing system is characterized by comprising connecting beams, steel wire ropes and steel wire rope length adjusting devices, wherein the connecting beams are arranged on two sides of the main shaft main beam on the bottom surface of the photovoltaic plate, between two adjacent transverse supporting beams and are fixedly connected with two adjacent transverse supporting beams; and a steel wire rope length adjusting device for adjusting the rope length of the steel wire rope is arranged on each upright column, after the steel wire rope is wound on the rope length adjusting device, the first end of the steel wire rope is fixedly connected with the connecting beam on one side of the main shaft girder, and the second end of the steel wire rope is fixedly connected with the connecting beam on the other side of the main shaft girder.
2. The wind-resistant reinforcing system of the flat single-shaft photovoltaic bracket system according to claim 1, wherein the wire rope length adjusting device is provided with a limiting mechanism linked with an automatic control mechanism, and the automatic control mechanism controls the limiting mechanism to lock the wire rope length adjusting device after the wire rope length adjustment is completed.
3. The wind-resistant reinforcement system of a flat single-axis photovoltaic mounting system according to claim 1 or 2, it is characterized in that the steel wire rope length adjusting device is an elastic self-locking shaft pulley which comprises a pulley, a central shaft is arranged in the pulley at the center, eight slide rails are arranged along the direction of the radius of the pulley by using a mandrel, the angle between every two adjacent slide rails is 45 degrees, each slide rail is provided with an elastic shaft slide block matched with the slide rail, a steel wire rope is wound on the outer surfaces, far away from the mandrel, of the eight elastic shaft slide blocks, the first end of the mandrel sequentially penetrates through a pulley shell, an upright post and a valve hole of a clamp type electromagnetic valve in a limiting mechanism, the limiting mechanism also comprises a relay, the clamp type electromagnetic valve is connected with an automatic control mechanism through the relay, the mandrel is provided with an annular resistance increasing groove, and the position of the annular resistance increasing groove on the mandrel corresponds to the clamping position of the clamp type electromagnetic valve when the photovoltaic panel is in a horizontal position; the pulley housing is passed to the second end of dabber, the cover is equipped with the spring, the one end of spring sets firmly on the pulley housing, the second end at the dabber is fixed to the other end of spring, the second end of dabber still sets firmly the rib support frame, rib formula support frame includes eight support frames, the first end of every support frame and its dabber fixed connection, the second end of every support frame is connected rather than corresponding elastic shaft slider, the first surface of pulley housing is seted up the spout that suits with eight support frames and is supplied eight support frames of rib formula support frame to slide, the second surface mounting of pulley housing is on the stand.
4. The wind-resisting reinforcement system of the flat uniaxial photovoltaic bracket system according to claim 1 or 2, wherein the wire rope length adjusting device is two automatic rebounding wheels, which are respectively a first automatic rebounding wheel and a second automatic rebounding wheel, the first automatic rebounding wheel and the second automatic rebounding wheel are respectively installed on two sides of the vertical column, the central shafts are respectively arranged at the inner central positions of the first automatic rebounding wheel and the second automatic rebounding wheel, a spring is arranged on the central shafts, one end of the spring is fixedly arranged on the neutral shaft, two wire ropes are respectively fixedly connected with the other ends of the spring in the first automatic rebounding wheel and the second automatic rebounding wheel, the two wire ropes are respectively wound on the outer rings of the spring of the first automatic rebounding wheel and the spring of the second automatic rebounding wheel, the first end of one wire rope passes through the wire rope outlet of the first automatic rebounding wheel and is fixedly connected with the connecting beam on one side of the main beam, the second end of the other steel wire rope penetrates through a steel wire rope outlet of the second automatic rebounding wheel and is fixedly connected with the connecting beam on the other side of the main beam of the main shaft; stop gear presss from both sides and electronic bolt including embracing, and the wire rope exit of first automatic resilience wheel and the automatic resilience wheel of second all is equipped with to embrace and presss from both sides, embraces and presss from both sides the outside and is equipped with electronic bolt, and electronic bolt is connected with automatic control system.
5. The wind-resistant reinforcing system of the flat single-shaft photovoltaic bracket system as claimed in claim 1 or 2, wherein the adjusting device is a sliding pulley shaft device, the sliding pulley shaft device comprises a pulley, the steel wire rope is wound on the pulley, the first surface and the second surface of the pulley housing are both provided with stiffening plates, a positioning bolt is fixedly arranged between the stiffening plates on the first surface and the second surface, one end of a spring is connected to the positioning bolt, the other end of the spring is fixedly connected to a fixed frame, the fixed frame is fixedly arranged on one surface of the upright post, a vertical sliding slide rail adapted to the positioning bolt is arranged in the fixed frame, a limiting mechanism is fixedly arranged on the other surface of the upright post, the limiting mechanism comprises an electric bolt, the electric bolt is connected with an automatic control system, and a locking hole adapted to the electric bolt is arranged on the pulley.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110816913.0A CN113691205A (en) | 2021-07-20 | 2021-07-20 | Wind-resistant reinforcing system of flat unipolar photovoltaic mounting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110816913.0A CN113691205A (en) | 2021-07-20 | 2021-07-20 | Wind-resistant reinforcing system of flat unipolar photovoltaic mounting system |
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| Publication Number | Publication Date |
|---|---|
| CN113691205A true CN113691205A (en) | 2021-11-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110816913.0A Pending CN113691205A (en) | 2021-07-20 | 2021-07-20 | Wind-resistant reinforcing system of flat unipolar photovoltaic mounting system |
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| CN (1) | CN113691205A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117674704A (en) * | 2024-01-31 | 2024-03-08 | 泰州东升新能源科技有限公司 | Quick-mounting mechanism for inclined plane of photovoltaic flexible support |
-
2021
- 2021-07-20 CN CN202110816913.0A patent/CN113691205A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117674704A (en) * | 2024-01-31 | 2024-03-08 | 泰州东升新能源科技有限公司 | Quick-mounting mechanism for inclined plane of photovoltaic flexible support |
| CN117674704B (en) * | 2024-01-31 | 2024-04-05 | 泰州东升新能源科技有限公司 | Quick-mounting mechanism for inclined plane of photovoltaic flexible support |
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