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CN-120601822-B - Dynamic load self-adaptive photovoltaic bracket

CN120601822BCN 120601822 BCN120601822 BCN 120601822BCN-120601822-B

Abstract

The invention discloses a dynamic load self-adaptive photovoltaic bracket, which comprises a supporting column, wherein the top of the supporting column is fixedly connected with a connecting cross beam, the top of the connecting cross beam is fixedly connected with a rotating base, the center of the top of the rotating base is fixedly connected with a slow-direction rotator, the top of the slow-direction rotator is fixedly connected with a fixed underframe, one side of the top of the fixed underframe is fixedly connected with a rebound supporting seat, the top of the rebound supporting seat is movably connected with a photovoltaic mounting frame, the center of the top of the fixed underframe is slidably connected with a movable seat, the top of the movable seat is rotationally connected with a connecting seat I, one side of the bottom of the photovoltaic mounting frame is symmetrically and fixedly connected with a connecting seat II, and an elastic supporting rod which is rotationally connected with the connecting seat I is movably connected in the connecting seat II. The dynamic load self-adaptive photovoltaic bracket realizes wind resistance, snow removal and automatic resetting through a pure mechanical structure, reduces energy consumption and maintenance cost, and improves environmental adaptability and power generation efficiency.

Inventors

  • WANG JIAN
  • Xu yayun

Assignees

  • 江苏坚威智造科技有限公司

Dates

Publication Date
20260512
Application Date
20250520

Claims (10)

  1. 1. The dynamic load self-adaptive photovoltaic bracket comprises a supporting upright post (1) and is characterized in that the top of the supporting upright post (1) is fixedly connected with a connecting cross beam (2), the top of the connecting cross beam (2) is fixedly connected with a rotating base (3), the center of the top of the rotating base (3) is fixedly connected with a slow direction rotator (4), the top of the slow direction rotator (4) is fixedly connected with a fixed underframe (5), one side of the top of the fixed underframe (5) is fixedly connected with a rebound supporting seat (7), and the top of the rebound supporting seat (7) is movably connected with a photovoltaic mounting frame (8); the top center of the fixed underframe (5) is slidably connected with a movable seat (9), the top of the movable seat (9) is rotationally connected with a first connecting seat (10), one side, far away from the rebound supporting seat (7), of the bottom of the photovoltaic mounting frame (8) is symmetrically and fixedly connected with a second connecting seat (12), an elastic supporting rod (11) is movably connected in the second connecting seat (12), and one end of the elastic supporting rod (11) is rotationally connected with the first connecting seat (10); The top of the fixed underframe (5) is also provided with an electric telescopic rod (14), the working end of the electric telescopic rod (14) is fixedly connected with a connecting shaft (15), the movable seat (9) is in sliding connection with the connecting shaft (15), the center of the movable seat (9) is fixedly connected with a damping sleeve (18) which is in sliding fit with the connecting shaft (15), one end of the connecting shaft (15) is fixedly connected with a limiting plate (16), and a first spring (17) is arranged between the limiting plate (16) and the movable seat (9); The surface of the photovoltaic mounting frame (8) is fixedly connected with a photovoltaic plate (13), a diversion layer (131) is covered on the surface of the photovoltaic plate (13), a longitudinal main groove (132) and a transverse auxiliary groove (133) which are parallel to the width direction of the photovoltaic plate (13) are arranged on the surface of the diversion layer (131), the longitudinal main groove (132) and the transverse auxiliary groove (133) are vertically arranged, and a heating wire (134) is embedded at the bottom of the longitudinal main groove (132); When the photovoltaic panel (13) is acted by front wind force, the elastic supporting rods (11) are compressed, the movable seat (9) slides along the connecting shaft (15) and compresses the first springs (17) to enable the inclination angle of the photovoltaic mounting frame (8) to be reduced, when the photovoltaic panel is acted by side wind force, the elastic supporting rods (11) on one side are compressed, the elastic supporting rods (11) on the other side are stretched, the fixed underframe (5) drives the slow-direction rotator (4) to rotate so as to reduce wind pressure, the slow-direction rotator (4) can rotate bidirectionally and drive the fixed underframe (5) to reset through torsion springs arranged in the slow-direction rotator (4) when no wind exists, and the heating wires (134) are linked with the electric telescopic rods (14) and are used for heating deicing and vibrating the photovoltaic mounting frame (8) in a snow accumulation environment so as to shake off snow.
  2. 2. The dynamic load self-adaptive photovoltaic bracket according to claim 1, wherein the four corners of the bottom of the fixed underframe (5) are fixedly connected with supporting rollers (6), the surface of the rotating base (3) is provided with arc-shaped sliding grooves matched with the supporting rollers (6), and the supporting rollers (6) roll along the arc-shaped sliding grooves to realize retarded rotation of the fixed underframe (5).
  3. 3. The dynamic load self-adaptive photovoltaic bracket according to claim 1, wherein the rebound supporting seat (7) comprises an outer shell (71) and an inner shell (72) which is nested in the rebound supporting seat in a sliding manner, a shock absorber (73) and a shock absorption spring (74) are arranged between the outer shell (71) and the inner shell (72) and used for absorbing vertical vibration, a rotating seat (75) is fixedly connected to the top of the inner shell (72), a connecting ball head (76) is rotatably connected to the rotating seat (75), and the connecting ball head (76) is movably connected with one side of the photovoltaic installation frame (8).
  4. 4. The dynamic load self-adaptive photovoltaic bracket according to claim 1, wherein the slow direction rotator (4) comprises a cylinder body (41) and a base (42), a rotating shaft (43) is fixedly connected to the middle part of the cylinder body (41), a round block (44) is fixedly connected to the middle part of the rotating shaft (43), a first arc-shaped groove (45) and a second arc-shaped groove (46) are formed in the surface of the round block (44), a first torsion spring (47) is arranged at the top of the base (42), one end of the first torsion spring (47) extends into the second arc-shaped groove (46), a second torsion spring (48) is fixedly connected to the top of the inner wall of the cylinder body (41), one end of the second torsion spring (48) extends into the first arc-shaped groove (45), a damping ring (49) which is slidably connected with the inner wall of the cylinder body (41) is arranged on the side face of the round block (44), a connecting flange (411) is fixedly connected to one end of the rotating shaft (43), and a supporting seat (410) which is adapted to the rotating shaft (43) is fixedly connected to the top of the base (42).
  5. 5. The dynamic load self-adaptive photovoltaic bracket according to claim 1, wherein the elastic supporting rod (11) comprises a hollow rod (111) and a solid rod (112), the solid rod (112) is in sliding connection with the hollow rod (111), one end of the solid rod (112) extends to the inside of the hollow rod (111), a damper (114) in sliding connection with the inner wall of the hollow rod (111) is fixedly connected to one end of the hollow rod (111), a rod seat (113) is fixedly connected to the inside of the hollow rod (111) and one end close to the damper (114), a second spring (115) is arranged between one side of the rod seat (113) and the damper (114), a third spring (116) is arranged between the top of the damper (114) and the top of the inside of the hollow rod (111), a ball head (117) in movable connection with a second connecting seat (12) is arranged at the top end of the solid rod (112), and a rotary connecting seat (118) is fixedly connected to the bottom end of the hollow rod (111).
  6. 6. The dynamic load self-adaptive photovoltaic bracket according to claim 1, wherein an ultrasonic snow depth sensor (19) is fixedly connected to the edge of the photovoltaic mounting frame (8), a control box (20) is fixedly connected to one side of the bottom of the connecting beam (2), the output end of the ultrasonic snow depth sensor (19) is electrically connected with a controller in the control box (20), and the controller controls the starting and stopping of the electric telescopic rod (14) and the heating wire (134) according to snow depth data.
  7. 7. The dynamic load self-adaptive photovoltaic bracket according to claim 1, wherein the diversion layer (131) is made of organic glass, the vertical main groove (132) is made of V-shaped groove, the bottom angle is 45 degrees, the groove depth of the vertical main groove (132) is 5mm, the groove width is 3mm, the horizontal auxiliary groove (133) is made of arc-shaped groove, the curvature radius of the arc-shaped groove is 10mm, the groove depth of the horizontal auxiliary groove (133) is 3mm, the groove width is 2mm, and the surfaces of the vertical main groove (132) and the horizontal auxiliary groove (133) are provided with super-hydrophobic coatings.
  8. 8. The dynamic load self-adaptive photovoltaic bracket according to claim 6, wherein a wind speed sensor (21) is further arranged on one side of the connecting beam (2), the wind speed sensor (21) is electrically connected with a controller in the control box (20), and the controller adjusts the expansion and contraction amount of the electric expansion and contraction rod (14) according to a signal of the wind speed sensor, and adjusts the inclination angle of the photovoltaic mounting frame (8).
  9. 9. A dynamic load adaptive photovoltaic support according to claim 1, characterized in that the guiding layer (131) is adhesively fixed to the surface of the photovoltaic panel (13) by means of a UV glue layer with a thickness of 0.1 mm.
  10. 10. The dynamic load self-adaptive photovoltaic bracket according to claim 1, wherein the top of the fixed underframe (5) is fixedly connected with a T-shaped sliding rail matched with the movable seat (9), and the length direction of the T-shaped sliding rail is consistent with the length direction of the connecting shaft (15).

Description

Dynamic load self-adaptive photovoltaic bracket Technical Field The invention relates to the technical field of photovoltaic supports, in particular to a dynamic load self-adaptive photovoltaic support. Background In order to facilitate the installation of the photovoltaic module, the photovoltaic module is usually installed on a support, and the traditional photovoltaic support is usually installed at a fixed angle or depends on a motor and a hydraulic system to adjust the angle so as to adapt to environmental changes. However, the design has some problems that a motor or a hydraulic system is required to continuously supply power, faults are easy to occur in remote areas or severe weather, the maintenance cost is high, the windward area of the photovoltaic panel is large under the action of strong wind, the support is not provided with a buffer structure, the support is easy to be impacted by wind pressure to cause structural deformation or overturning, when snow covers the photovoltaic panel, manual cleaning or single electric heating snow removal is required, the efficiency is low, the energy consumption is high, and part of adjustable supports cannot be automatically reset after the wind pressure disappears and manual intervention is required. If a large wind protection device of a photovoltaic tracking support is disclosed in publication number CN119602683A, wind resistance is reduced by unfolding a protection plate, but complicated mechanical linkage is needed and snow accumulation can not be considered, and an automatic adjustment photovoltaic support is disclosed in publication number CN220830426U, the height of the support is adjusted by depending on an electric push rod, the energy consumption is high, and the self-adaptation to environmental change can not be realized. Therefore, there is a need for a photovoltaic support that is capable of adapting wind pressure and snow without the need for continuous power. Disclosure of Invention (One) solving the technical problems Aiming at the defects of the prior art, the invention provides the dynamic load self-adaptive photovoltaic bracket, which realizes wind resistance, snow removal and automatic resetting through a pure mechanical structure, reduces energy consumption and maintenance cost and improves environmental adaptability and power generation efficiency. (II) technical scheme The dynamic load self-adaptive photovoltaic bracket comprises a supporting upright post, wherein the top of the supporting upright post is fixedly connected with a connecting beam, the top of the connecting beam is fixedly connected with a rotating base, the center of the top of the rotating base is fixedly connected with a slow direction rotator, the top of the slow direction rotator is fixedly connected with a fixed underframe, one side of the top of the fixed underframe is fixedly connected with a rebound supporting seat, and the top of the rebound supporting seat is movably connected with a photovoltaic mounting frame; The top center of the fixed underframe is connected with a movable seat in a sliding manner, the top of the movable seat is rotationally connected with a first connecting seat, one side, far away from the rebound supporting seat, of the bottom of the photovoltaic mounting frame is symmetrically and fixedly connected with a second connecting seat, an elastic supporting rod is movably connected in the second connecting seat, and one end of the elastic supporting rod is rotationally connected with the first connecting seat; The top of the fixed underframe is also provided with an electric telescopic rod, the working end of the electric telescopic rod is fixedly connected with a connecting shaft, the movable seat is in sliding connection with the connecting shaft, the center of the movable seat is fixedly connected with a damping sleeve which is in sliding fit with the connecting shaft, one end of the connecting shaft is fixedly connected with a limiting plate, and a first spring is arranged between the limiting plate and the movable seat; The surface of the photovoltaic mounting frame is fixedly connected with a photovoltaic plate, the surface of the photovoltaic plate is covered with a diversion layer, the surface of the diversion layer is provided with a longitudinal main groove and a transverse auxiliary groove which are parallel to the width direction of the photovoltaic plate, the longitudinal main groove is perpendicular to the transverse auxiliary groove, and a heating wire is embedded at the bottom of the longitudinal main groove; The photovoltaic panel is characterized in that the elastic supporting rods are compressed when the photovoltaic panel is acted by front wind force, the movable seat slides along the connecting shaft and compresses the first spring to enable the inclination angle of the photovoltaic mounting frame to be reduced, when the photovoltaic panel is acted by lateral wind force, the elastic supporting rods on one side are compres