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CN-224218334-U - Photovoltaic tracking support and supporting system

CN224218334UCN 224218334 UCN224218334 UCN 224218334UCN-224218334-U

Abstract

The utility model relates to a photovoltaic tracking bracket and a supporting system, wherein the photovoltaic component comprises a laminating piece and a photovoltaic frame, the tracking bracket comprises the photovoltaic frame, a sandal wood strip and at least one inhaul cable, the photovoltaic frame is used for fixing the photovoltaic component, the sandal wood strip is fixed on the bottom surface of the photovoltaic frame, two ends of the inhaul cable are respectively connected with different positions of the photovoltaic frame, the middle part of the inhaul cable is higher than or lower than the first end and the second end along the thickness direction of the photovoltaic frame, the inhaul cable is in a tensioning state, and the extension size of the inhaul cable in the length direction of the sandal wood strip is larger than the length of the sandal wood strip. By adopting the scheme, the stay rope with the length greater than the length of the sandalwood strip is arranged in the length direction of the sandalwood strip, so that the restraining force of the cantilever end of the photovoltaic frame is effectively improved, the problem that the supporting strength is insufficient due to the fact that the traditional tracking support is supported only by the purline is solved, the overall load resistance capacity of the support is improved, more stable support is provided under the extreme wind condition, and the operation reliability and safety of the whole photovoltaic power generation system are improved.

Inventors

  • ZHANG CHENG
  • JIN FEIKAI
  • LIU LINGLING

Assignees

  • 上海晶澳太阳能科技有限公司

Dates

Publication Date
20260508
Application Date
20250416

Claims (10)

  1. 1. A photovoltaic tracking bracket for mounting a photovoltaic module, the photovoltaic module comprising a laminate and light Fu Biankuang (1) disposed on a long side of the laminate, the tracking bracket comprising: The sandalwood strip (2), wherein the sandalwood strip (2) is fixed on the bottom surface of the light Fu Biankuang (1); The photovoltaic device comprises at least one inhaul cable, a first end and a second end, wherein two ends of the inhaul cable are respectively connected with different positions of the photovoltaic frame, and the two ends of the inhaul cable are respectively provided with the first end and the second end; The extension size of the inhaul cable in the length direction of the sandal wood strip (2) is larger than the length of the sandal wood strip (2).
  2. 2. The photovoltaic tracking bracket according to claim 1, characterized in that the extension plane of the stay is parallel to the length direction of the sandal wood strip (2), the extension plane of the stay being located outside the side of the light Fu Biankuang (1).
  3. 3. The photovoltaic tracking bracket according to claim 1, wherein the first end and the second end of the same cable are disposed at equal heights along the thickness direction of the light Fu Biankuang (1), and the cable is divided into: an upper stay rope (3), wherein the middle part of the upper stay rope (3) is higher than the first end; a lower stay (4), the middle part of the lower stay (4) is lower than the first end; The side edge of the light Fu Biankuang (1) provided with the sandal wood strip (2) is provided with at least one upper inhaul cable (3) and at least one lower inhaul cable (4).
  4. 4. A photovoltaic tracking bracket according to claim 3, characterized in that the tracking bracket comprises: The support main beam (5) is connected with the bottom of the sandal wood strip (2), and the support main beam (5) and the sandal wood strip (2) are mutually perpendicular; The first connecting piece (6), the first connecting piece (6) is fixed on the bottom surface of the light Fu Biankuang (1), and the end part of the inhaul cable is connected with the light Fu Biankuang (1) through the first connecting piece (6); The second connecting piece (7), the second connecting piece (7) is fixed on the sandal wood strip (2) or the bracket main beam (5), and the top of the second connecting piece (7) is used for connecting the upper stay rope (3) and is higher than the first connecting piece (6); the third connecting piece (8), third connecting piece (8) are fixed on support girder (5), the lower extreme of third connecting piece (8) is used for connecting lower cable (4) and be less than first connecting piece (6).
  5. 5. The photovoltaic tracking bracket according to claim 4, characterized in that the first connector (6) has a rectangular block structure, a portion of the first connector (6) is fixed to the bottom surface of the light Fu Biankuang (1), and another portion of the first connector (6) protrudes from the side edge of the light Fu Biankuang (1) and is used to fix the cable.
  6. 6. The photovoltaic tracking bracket according to claim 4, characterized in that the second connecting piece (7) is fixed on the sandal wood strip (2), and the top of the second connecting piece (7) is provided with a connecting hole and is higher than the bottom surface of the light Fu Biankuang (1); the third connecting piece (8) is L-shaped and is provided with at least one, and the third connecting piece (8) is fixed on the bracket main beam (5).
  7. 7. The photovoltaic tracking bracket according to claim 4, characterized in that the cross section of the sandal wood strip (2) is in a U-shaped structure, one side of the U-shaped top surface of the sandal wood strip (2) is connected with the light Fu Biankuang (1), and the U-shaped bottom surface of the sandal wood strip (2) is connected with the bracket main beam (5); The support girder (5) is perpendicular to the length direction of the light Fu Biankuang (1) and two ends of the support girder extend out of the edge of the light Fu Biankuang (1).
  8. 8. The photovoltaic tracking bracket according to claim 4, characterized in that one sandal bar (2) is fixed on both long sides of the light Fu Biankuang (1), and both sandal bars (2) are symmetrically arranged along the midline of the light Fu Biankuang (1); two inhaul cables are respectively arranged on the side edge of the light Fu Biankuang (1) where each sandal wood strip (2) is located, the two inhaul cables are the upper inhaul cable (3) and the lower inhaul cable (4), and each inhaul cable is symmetrically arranged along the central line of the light Fu Biankuang (1).
  9. 9. The photovoltaic tracking bracket of claim 1 wherein a rope tensioner is connected to the cable.
  10. 10. A support system for driving the photovoltaic module to rotate, comprising the photovoltaic tracking stand of any one of claims 1-9, the support system further comprising: the rotating device is used for driving the tracking bracket to rotate; the steering device is used for driving the tracking bracket to steer; And the connecting device is used for connecting the tracking bracket, the rotating device and the steering device together.

Description

Photovoltaic tracking support and supporting system Technical Field The utility model relates to the technical field of photovoltaics, in particular to a photovoltaic tracking bracket and a supporting system. Background Purlins are commonly used in tracking brackets currently used in photovoltaic power generation systems to support photovoltaic modules. Common purlins are in the form of a figure of a few or a C. The existing purline design is generally short in length and far shorter than the whole length of the photovoltaic module, so that a considerable part of the photovoltaic module is in a cantilever state. The cantilever part generates larger bending moment and stress concentration under the action of wind load, particularly when strong wind attacks, the tracking bracket is a movable bracket, the mechanical performance of the component can be severely challenged, and the material fatigue and fracture are extremely easy to occur, so that the power generation efficiency and the safety of the whole photovoltaic system are influenced. Therefore, the existing photovoltaic tracking bracket needs to be improved when facing severe weather conditions so as to improve the wind resistance and stability. Disclosure of utility model Based on the structure, the photovoltaic tracking support and the supporting system are provided, and the problems that the photovoltaic support is difficult to face severe conditions due to insufficient structural strength in the photovoltaic support in the prior art are solved. In one aspect, the present utility model provides a photovoltaic tracking bracket, the photovoltaic module comprising a laminate and a photovoltaic bezel disposed on a long side of the laminate, the tracking bracket comprising: light Fu Biankuang, the photovoltaic frame is used for fixing the photovoltaic module; The sandalwood strips are fixed on the bottom surface of the photovoltaic frame; The middle part of the inhaul cable is higher or lower than the first end and the second end along the thickness direction of the photovoltaic frame, and the inhaul cable is in a tensioning state; The extension dimension of the inhaul cable in the length direction of the sandal wood strip is larger than the length of the sandal wood strip. On the basis of the technical scheme, the utility model can be improved as follows. In one implementation, the extension plane of the inhaul cable is parallel to the length direction of the sandalwood strip, and the extension plane of the inhaul cable is located outside the side edge of the photovoltaic frame. In one implementation, along the thickness direction of the photovoltaic frame, the first end and the second end of the same inhaul cable are arranged at equal heights, and the inhaul cable is divided into: the middle part of the upper stay rope is higher than the first installation part; a lower stay cable, the middle part of which is lower than the first installation part; The side of the photovoltaic frame, on which the sandalwood strips are mounted, is provided with at least one upper inhaul cable and at least one lower inhaul cable. In one implementation, a tracking bracket includes: The support girder is connected with the bottom of the sandal wood strip and is mutually perpendicular to the sandal wood strip, and extends along the transverse direction and/or the longitudinal middle part of the laminated piece; The first connecting piece is fixed on the bottom surface of the photovoltaic frame, and the end part of the inhaul cable is connected with the photovoltaic frame through the first connecting piece; The second connecting piece is fixed on the sandal wood strip or the bracket main beam, and the top of the second connecting piece is used for being connected with the upper stay cable and is higher than the first connecting piece; the third connecting piece is fixed on the support girder, and the lower extreme of third connecting piece is used for connecting the stay cable and is less than first connecting piece. In one implementation, the first connecting piece is a rectangular block structure, one part of the first connecting piece is fixed on the bottom surface of the photovoltaic frame, and the other part of the first connecting piece extends out of the side edge of the photovoltaic frame and is used for fixing the inhaul cable. In one implementation mode, the second connecting piece is fixed on the sandalwood strip, and the top of the second connecting piece is provided with a connecting hole and is higher than the bottom surface of the photovoltaic frame; the third connecting piece is L-shaped and is provided with at least one, and the third connecting piece is fixed on the support girder. In one implementation mode, the section of the sandal wood strip is of a U-shaped structure, one side edge of the U-shaped top surface of the sandal wood strip is connected with the photovoltaic frame, and the U-shaped bottom surface of the sandal wood strip is connected with the b