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CN-121984426-A - Photovoltaic system

CN121984426ACN 121984426 ACN121984426 ACN 121984426ACN-121984426-A

Abstract

The application discloses a photovoltaic system, and belongs to the technical field of photovoltaics. The photovoltaic system comprises an edge supporting structure, an assembly cable connected to the edge supporting structure, at least one photovoltaic assembly group distributed along a first direction and comprising a plurality of photovoltaic assemblies, a hinge piece and rollers which are sequentially distributed along the first direction, wherein two adjacent photovoltaic assemblies along the first direction are hinged through the hinge piece, one photovoltaic assembly at the end part of the photovoltaic assembly group along the first direction is hinged with the assembly cable, the other photovoltaic assemblies are in rolling fit through the corresponding rollers, the photovoltaic assembly group has a folding state and an unfolding state, and the photovoltaic assemblies are sequentially overlapped along the first direction in the folding state.

Inventors

  • Dou lu
  • WANG CHENG
  • XIE XIAOYONG
  • CAI HE
  • XIA DENGFU

Assignees

  • 仁卓智能科技有限公司

Dates

Publication Date
20260505
Application Date
20251212

Claims (10)

  1. 1. A photovoltaic system, comprising: An edge support structure; -an assembly cable (700) connected to the edge support structure; At least one photovoltaic module group (100) distributed along a first direction comprises a plurality of photovoltaic modules (110), a hinge (120) and a roller (180) which are sequentially arranged along the first direction, wherein two adjacent photovoltaic modules (110) along the first direction are hinged through the hinge (120), One photovoltaic module (110) along the end part of the first direction in the photovoltaic module group (100) is hinged with the module cable (700), other photovoltaic modules (110) are in rolling fit through corresponding rollers (180), the photovoltaic module group (100) has a folding state and an unfolding state, and the photovoltaic modules (110) are sequentially stacked along the first direction in the folding state.
  2. 2. The photovoltaic system of claim 1, wherein the photovoltaic system is configured to, The hinge (120) comprises two sub-hinges (121) hinged to each other, the sub-hinges (121) comprise a mounting part (124) and a hinge part (122), the mounting parts (124) of the two sub-hinges (121) of the same hinge (120) are respectively connected with two adjacent photovoltaic modules (110), the hinge parts (122) of the two sub-hinges (121) of the same hinge (120) are hinged to each other, wherein in the unfolded state, the end face of the hinge part (122) of one sub-hinge (121) in the same hinge (120) is abutted with the mounting part (124) of the other sub-hinge (121); And/or the number of the groups of groups, The photovoltaic module group (100) further comprises a fixing structure (1110) which is arranged on the module cable (700), and one of the photovoltaic modules (110) at the end part along the first direction in the photovoltaic module group (100) is hinged with the fixing structure (1110); And/or the number of the groups of groups, A driving connecting piece (1120) is arranged at the end part of the other photovoltaic module (110) along the end part of the first direction in the photovoltaic module group (100).
  3. 3. The photovoltaic system according to claim 1, wherein the hinge (120) comprises a first hinge (150) and a second hinge (160), wherein two photovoltaic modules (110) adjacent in the first direction are hinged by the first hinge (150) or the second hinge (160), and wherein the first hinge (150) and the second hinge (160) are staggered one to one in the first direction, wherein the second hinge (160) comprises two second sub-hinges (161) hinged to each other, wherein one of the second sub-hinges (161) is mounted with the roller (180).
  4. 4. A photovoltaic system according to claim 3, characterized in that the second sub-hinge (161) to which the roller (180) is mounted is further provided with limiting plates (162) located on both sides of the assembly cable (700), the two limiting plates (162) being connected by a first pin (163), and the assembly cable (700) being located between the first pin (163) and the roller (180).
  5. 5. The photovoltaic system according to any one of claims 1-4, wherein, in case the photovoltaic module group (100) comprises a plurality, a plurality of the photovoltaic module groups (100) are distributed along a second direction, two adjacent photovoltaic modules (110) of the photovoltaic module groups (100) are hinged at a vertex angle by a compound hinge (170), and the compound hinge (170) is further connected with the photovoltaic modules (110) adjacent along the second direction.
  6. 6. The photovoltaic system according to any one of claims 1-4, wherein the photovoltaic module (110) comprises a module mounting bracket (111) and a photovoltaic module body (112), the photovoltaic module body (112) being mounted to the module mounting bracket (111), the hinge (120) being mounted to the module mounting bracket (111), the module mounting brackets (111) adjacent in a first direction being hinged by the hinge (120).
  7. 7. The photovoltaic system according to any of claims 1-4, wherein the hinge (120) comprises an upper hinge (130) and a lower hinge (140), the upper hinge (130) being located above the photovoltaic module (110) and the lower hinge (140) being located below the photovoltaic module (110) in the folded state, the lower hinge (140) comprising: A hinge base (142) provided with the roller (180); and a pair of assembly connectors (143) hinged with the hinge seats (142) and respectively connected with the two photovoltaic assemblies (110) adjacent to each other along the first direction.
  8. 8. The photovoltaic system according to claim 7, wherein in the deployed state the plurality of photovoltaic modules (110) are hinged sequentially in a first direction, and the height of the hinge axis (141) of the lower hinge is lower than the height of the hinge axis (131) of the upper hinge.
  9. 9. The photovoltaic system of any of claims 1-4, wherein, The photovoltaic module further comprises a plurality of connecting rod groups (330), wherein the connecting rod groups (330) comprise two connecting rods (331) which are hinged in a crossing way, the connecting rod groups (330) are hinged in sequence along the first direction, and adjacent connecting rod groups (330) are connected with the hinging piece (120) between two adjacent photovoltaic modules (110) at one hinging position; And/or the number of the groups of groups, At least part of the hinge (120) is provided with a torsion spring (190); And/or the number of the groups of groups, Two photovoltaic modules (110) adjacent in the first direction are provided with a pair of intermeshing gears (1100) at the hinge.
  10. 10. The photovoltaic system according to claim 1 or 2, characterized in that, The roller (180) is mounted at the end of the photovoltaic module (110) along the second direction, and the roller (180) is supported on the module cable (700); Or alternatively, the first and second heat exchangers may be, The roller (180) is mounted to a side of the photovoltaic module (110) in a second direction.

Description

Photovoltaic system Technical Field The application belongs to the technical field of photovoltaics, and particularly relates to a photovoltaic system. Background In the photovoltaic system, along with the improvement of the power and efficiency requirements of the photovoltaic module, the single size and weight of the photovoltaic module are increased. In the related art, the photovoltaic support is higher in height, when a plurality of photovoltaic modules are installed at high altitude, the photovoltaic modules need to be lifted one by one to the corresponding positions of the module cables along the length direction for installation, the links such as high altitude positioning and installation fixing of the plurality of photovoltaic modules are inconvenient to operate, the process is complex and tedious, the whole operation flow efficiency is low, the construction progress is influenced, and the labor cost and the safety risk are high. In addition, in order to cope with the strong wind environment, in the related art, a large number of trusses and various wind-resistant structures are additionally arranged on the photovoltaic support, however, the cost of the photovoltaic system is increased by the design, the actual protection effect of the structures is still limited when the structures face extreme weather, and the overall wind-resistant economy and reliability of the design are not high. Disclosure of Invention The present application is directed to solving at least one of the technical problems existing in the related art. Therefore, the photovoltaic system provided by the application can improve the construction efficiency and convenience and improve the reliability and durability of the photovoltaic system. In a first aspect, the present application provides a photovoltaic system comprising: An edge support structure; An assembly cable connected to the edge support structure; the at least one photovoltaic module group distributed along the first direction comprises a plurality of photovoltaic modules, a hinge piece and a roller wheel which are sequentially arranged along the first direction, wherein two adjacent photovoltaic modules along the first direction are hinged through the hinge piece, One of the photovoltaic modules at the end part along the first direction is hinged with the module cable, the other photovoltaic modules are in rolling fit through the corresponding rollers, the photovoltaic module group has a folding state and an unfolding state, and the photovoltaic modules are sequentially stacked along the first direction in the folding state. According to the photovoltaic system, the photovoltaic modules are sequentially hinged and overlapped, preinstallation of the photovoltaic modules can be primarily completed in a ground area, a large number of complex construction links are moved to the ground from high idle running, links and time of high-altitude operation are reduced, efficiency, convenience, safety and economy of construction are improved, the photovoltaic modules can be stably unfolded to a preset working position by arranging the rollers on the photovoltaic modules, rapid and accurate posture adjustment and positioning of the photovoltaic modules are facilitated, the wind receiving area of the photovoltaic modules can be greatly reduced in strong wind weather by switching the photovoltaic modules between the folding state and the unfolding state, and the damage risk of wind load to the structure is effectively reduced, so that the economy, reliability and durability of the photovoltaic system are improved. In accordance with one embodiment of the present application, The hinge piece comprises two sub hinge pieces hinged with each other, the sub hinge pieces comprise a mounting part and a hinge part, the mounting parts of the two sub hinge pieces of the same hinge piece are respectively connected with two adjacent photovoltaic modules, the hinge parts of the two sub hinge pieces of the same hinge piece are hinged with each other, wherein in the unfolded state, the end face of the hinge part of one of the sub hinge pieces is abutted with the mounting part of the other sub hinge piece; And/or the number of the groups of groups, The photovoltaic module group further comprises a fixing structure, wherein the fixing structure is arranged on the module cable, and one of the photovoltaic modules at the end part along the first direction in the photovoltaic module group is hinged with the fixing structure; And/or the number of the groups of groups, And a driving connecting piece is arranged at the end part of the other photovoltaic module along the first direction in the photovoltaic module group. According to one embodiment of the application, the hinge parts comprise a first hinge part and a second hinge part, two photovoltaic modules adjacent along the first direction are hinged through the first hinge part or the second hinge part, the first hinge part and the second hinge part