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CN-224233628-U - Photovoltaic support counter weight adjusting device

CN224233628UCN 224233628 UCN224233628 UCN 224233628UCN-224233628-U

Abstract

The application discloses a counterweight adjusting device for a photovoltaic bracket. The device comprises a control module and a balance weight adjusting module, wherein the balance weight adjusting module comprises a curtain rolling machine and a curtain, the curtain rolling machine is arranged on the edge of a photovoltaic bracket, the curtain is provided with a cavity, a water inlet and a water outlet, the water inlet and the water outlet are communicated with the cavity, the curtain is wound on the periphery of the curtain rolling machine, and the curtain rolling machine is in communication connection with the control module. According to the embodiment of the application, the curtain rolling machine and the curtain are arranged on the photovoltaic bracket, so that the curtain is unfolded, put down and filled with water in strong wind weather, the counterweight of the photovoltaic bracket is increased, and the risk that the photovoltaic assembly is integrally turned over in extreme weather such as strong wind is effectively reduced.

Inventors

  • YAN YU
  • HUANG ZHIQIANG
  • ZHANG XIAOJIE

Assignees

  • 阳光新能源开发股份有限公司

Dates

Publication Date
20260512
Application Date
20250516

Claims (10)

  1. 1. The counterweight adjusting device of the photovoltaic bracket is characterized by comprising a control module and a counterweight adjusting module (200); The balance weight adjusting module (200) comprises a curtain rolling machine (201) and a curtain (202), wherein the curtain rolling machine (201) is arranged on the edge of a photovoltaic bracket, the curtain (202) is provided with a cavity, a water inlet (272) and a water outlet (282), the water inlet (272) and the water outlet (282) are communicated with the cavity, and the curtain (202) is wound on the periphery of the curtain rolling machine (201); The curtain rolling machine (201) is in communication connection with the control module.
  2. 2. The photovoltaic bracket weight adjustment device according to claim 1, characterized in that the roller shutter (201) comprises a roller shaft (211) and a roller shutter motor (221); The rolling shaft (211) is rotatably connected to the edge of the photovoltaic bracket, one end of the curtain (202) is fixedly arranged on the rolling shaft (211) in a winding manner, and the curtain rolling motor (221) is arranged at least one end of the rolling shaft (211) along the axial direction of the rolling shaft (211) so as to drive the rolling shaft (211) to roll and unreel the curtain (202).
  3. 3. The photovoltaic bracket weight adjustment device of claim 1, wherein the curtain (202) comprises two single-layer tarpaulins, and edges of the two single-layer tarpaulins are correspondingly spliced to form a cavity.
  4. 4. A photovoltaic bracket weight adjustment device according to claim 3, characterized in that the surface of the curtain (202) comprises a plurality of first slits (212) arranged equidistantly parallel and a plurality of second slits (222) arranged equidistantly parallel; The first seam (212) and the second seam (222) are perpendicular to each other so as to separate the curtain (202) into a plurality of grid cavities (232) arranged in an array, and at least part of adjacent grid cavities (232) are communicated with each other.
  5. 5. The photovoltaic bracket weight adjustment device according to claim 4, wherein the grid cavities (232) include a plurality of grid cavity rows along a length direction of the curtain (202), in each of which adjacent grid cavities (232) communicate with each other, the grid cavities (232) include a plurality of grid cavity columns along a width direction of the curtain (202), in the grid cavity columns near an edge, adjacent grid cavities (232) partially communicate; The curtain (202) further comprises a water injection hose (262), one end of the water injection hose (262) is communicated with the water inlet (272), and the other end of the water injection hose (262) extends to the grid cavity (232) at the highest position in the grid cavity row close to one side of the water inlet (272).
  6. 6. The photovoltaic bracket weight adjustment device according to claim 1, characterized in that the weight adjustment module (200) further comprises a water intake control valve (203) and a water discharge control valve (204); The water inlet control valve (203) is arranged at the water inlet (272), and the water discharge control valve (204) is arranged at the water discharge outlet (282); The water inlet control valve (203) and the water outlet control valve (204) are respectively in communication connection with the control module.
  7. 7. The photovoltaic bracket weight adjustment device according to claim 1, characterized in that the weight adjustment module (200) further comprises a guide post (205) and a roller shutter guide slider (206); The guide posts (205) are arranged between the curtain rolling machines (201) on two adjacent sides of the photovoltaic bracket and are fixed with the curtain rolling machines (201); The guide column (205) extends along the release direction of the curtain (202), and the rolling curtain guide sliding block (206) is in sliding connection with the guide column (205); One side of the tail end of the curtain (202) close to the roller shutter guide sliding block (206) is fixedly connected with the roller shutter guide sliding block (206).
  8. 8. The photovoltaic bracket weight adjustment apparatus of claim 7, wherein, The number of the guide posts (205) comprises one between the curtain rolling machines (201) arranged on two adjacent sides of the photovoltaic bracket; the curtains (202) arranged on two adjacent sides of the photovoltaic bracket are fixedly connected with the same roller shutter guide sliding blocks (206); Or alternatively The number of the guide posts (205) between the curtain rolling machines (201) arranged on two adjacent sides of the photovoltaic bracket is two, and each guide post (205) is respectively provided with a curtain rolling guide sliding block (206); The curtains (202) arranged on two adjacent sides of the photovoltaic bracket are respectively and fixedly connected with the corresponding close roller shutter guide sliding blocks (206).
  9. 9. The photovoltaic bracket weight adjustment device of claim 1, further comprising a wind speed sensor (300) and an internet of things module (400); the wind speed sensor (300) is arranged on the roof platform and is used for monitoring real-time wind speed information; The wind speed sensor (300) and the internet of things module (400) are respectively in communication connection with the control module, and the internet of things module (400) is used for issuing wind speed prediction information according to weather forecast and uploading state information of the counterweight adjusting module (200).
  10. 10. The photovoltaic bracket weight adjustment device according to claim 9, characterized in that the internet of things module (400) comprises a man-machine interaction unit (401), a cloud server (402) and a 4G module (403); The cloud server (402) and the 4G module (403) are in communication connection between the man-machine interaction unit (401) and the control module, and the cloud server (402) and the 4G module (403) are used for sending the wind speed prediction information to the control module and uploading the state information of the counterweight adjusting module (200) to the man-machine interaction unit (401).

Description

Photovoltaic support counter weight adjusting device Technical Field The application relates to the technical field of photovoltaics, in particular to a counterweight adjusting device of a photovoltaic bracket. Background Along with the development of energy, photovoltaic power generation is used as a main energy development direction form, and a household photovoltaic power generation system installed on a building roof is rapidly developed, so that benefits can be brought to residents, and positive social effects can be achieved on local power development. The serious problem faced by household photovoltaics installed by residents at present is that the photovoltaic modules and the supports are required to bear stress problems faced by the process of exceeding design under extreme weather such as strong wind and the like. In extreme weather such as strong wind, typhoon, etc., the photovoltaic module may be turned over entirely, causing serious property loss to residents. Disclosure of utility model The application provides a counterweight adjusting device of a photovoltaic bracket, which aims to solve the problem that a photovoltaic module is integrally turned over in extreme weather such as strong wind and the like, so that serious property loss is caused. According to an aspect of the present application, there is provided a weight adjusting device for a photovoltaic bracket, comprising a control module and a weight adjusting module; The balance weight adjusting module comprises a curtain rolling machine and a curtain, wherein the curtain rolling machine is arranged on the edge of the photovoltaic bracket, the curtain is provided with a cavity, a water inlet and a water outlet, and the water inlet and the water outlet are communicated with the cavity; The curtain rolling machine is in communication connection with the control module. Optionally, the curtain rolling machine comprises a rolling shaft and a curtain rolling machine motor; the rolling shaft is rotatably connected to the edge of the photovoltaic bracket, one end of the curtain is fixedly arranged on the rolling shaft in a winding manner, and the rolling motor is arranged at least one end of the rolling shaft along the axial direction of the rolling shaft so as to drive the rolling shaft to roll and unreel the curtain. Optionally, the curtain comprises two single-layer waterproof cloths, and edges of the two single-layer waterproof cloths are correspondingly spliced to form the cavity. Optionally, the surface of the curtain comprises a plurality of first sewing seams which are equidistantly and parallelly arranged and a plurality of second sewing seams which are equidistantly and parallelly arranged; The first stitching seams are mutually perpendicular to the second stitching seams so as to separate the curtain into a plurality of grid cavities which are arranged in an array mode, and at least part of adjacent grid cavities are mutually communicated. Optionally, along the length direction of the curtain, the grid cavities comprise a plurality of grid cavity rows, and in each grid cavity row, adjacent grid cavities are communicated with each other; the grid cavities comprise a plurality of grid cavity columns along the width direction of the curtain, and adjacent grid cavity parts are communicated in the grid cavity columns close to the edge; The curtain also comprises a water injection hose, one end of the water injection hose is communicated with the water inlet, and the other end of the water injection hose extends to the grid cavity at the highest position in the grid cavity row close to one side of the water inlet. Optionally, the counterweight adjustment module further comprises a water inlet control valve and a water discharge control valve; The water inlet control valve is arranged at the water inlet, and the water discharge control valve is arranged at the water outlet; the water inlet control valve and the water discharge control valve are respectively in communication connection with the control module. Optionally, the counterweight adjustment module further comprises a guide post and a roller shutter guide slide block; The guide posts are arranged between the curtain rolling machines on two adjacent sides of the photovoltaic bracket and are fixed with the curtain rolling machines; The guide post extends along the release direction of the curtain, and the roller shutter guide sliding block is connected with the guide post in a sliding way; one side of the tail end of the curtain, which is close to the roller shutter guiding sliding block, is fixedly connected with the roller shutter guiding sliding block. Optionally, the number of guide posts comprises one between the curtain rolling machines arranged on two adjacent sides of the photovoltaic bracket; The curtains arranged on two adjacent sides of the photovoltaic bracket are fixedly connected with the same roller shutter guide sliding blocks on the guide posts; Or alternatively The