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CN-224233608-U - Photovoltaic bracket assembly and photovoltaic system

CN224233608UCN 224233608 UCN224233608 UCN 224233608UCN-224233608-U

Abstract

The application provides a photovoltaic bracket assembly and a photovoltaic system, wherein the bearing seat defines a spherical curve fit between the inner wall surface of a first accommodating space and the outer surface of a bearing, in the axial direction of a main shaft, an included angle is formed between a tangent line of the end point position of the cross section of the fit curved surface of the bearing seat and the bearing and a tangent line of the midpoint position of the cross section, and the included angle is 5-20 degrees between the tangent line of the end point position of the cross section of the fit curved surface of the bearing and the tangent line of the midpoint position of the cross section. Therefore, on one hand, the axial limit between the bearing seat and the bearing can be realized by virtue of the spherical curved fit between the bearing seat and the bearing, and the axial limit structure of the baffle plate can be omitted, so that the cost is reduced, the disassembly and assembly difficulty is reduced, the transfer cost is reduced, and on the other hand, the range of the included angle is limited, so that the axial limit reliability and the stability can be ensured, the disassembly and assembly difficulty can be further reduced, and the disassembly and assembly difficulty between the bearing seat and the bearing is further reduced, so that the disassembly and assembly cost is reduced.

Inventors

  • XIE YUPEI
  • ZHANG LIBING
  • Hu shengbang
  • WU LIPING

Assignees

  • 仁卓(上海)智能科技有限公司

Dates

Publication Date
20260512
Application Date
20250430

Claims (10)

  1. 1. A photovoltaic bracket assembly, comprising: A bearing housing (10), the interior of the bearing housing (10) defining a first accommodation space (a), and the bearing housing (10) being connected to a fixed foundation (300); A bearing (20) and a main shaft (30), wherein the bearing (20) is rotatably arranged in the first accommodating space (a), and the bearing (20) defines a second accommodating space (b) for accommodating the main shaft (30), wherein The bearing seat (10) defines that the inner wall surface of the first accommodating space (a) is in spherical curved fit with the outer surface of the bearing (20), and in the axial direction of the spindle (30), an included angle is formed between a tangent line of the cross section end point position of the fit curved surface of the bearing (20) and a tangent line of the cross section midpoint position of the bearing (10), and an included angle is formed between a tangent line of the cross section end point position of the fit curved surface of the bearing (20) and a tangent line of the cross section midpoint position of the bearing (10) and is 5-20 degrees.
  2. 2. The photovoltaic bracket assembly according to claim 1, characterized in that the axial dimension of the bearing (20) is equal to or greater than the axial dimension of the bearing housing (10).
  3. 3. The photovoltaic bracket assembly according to claim 1, characterized in that the inner wall surface of the bearing housing (10) is configured as a circular arc concave surface and the outer surface of the bearing (20) is configured as a circular arc convex surface, or the inner wall surface of the bearing housing (10) is configured as a circular arc concave surface and the outer surface of the bearing (20) is configured as a circular arc convex surface.
  4. 4. The photovoltaic bracket assembly according to claim 1, characterized in that the bearing housing (10) comprises a first housing (11) and a second housing (12) which are spliced out of a first accommodation space (a), the first housing (11) and/or the second housing (12) being connected to a fixed foundation (300); The bearing (20) comprises a first bearing (21) and a second bearing (22), wherein the first bearing (21) and the second bearing (22) are spliced to form a second accommodating space (b), and the main shaft (30) penetrates through the second accommodating space (b).
  5. 5. The photovoltaic bracket assembly according to claim 4, characterized in that the open end of the first housing (11) is provided with a first connection portion (111), the open end of the second housing (12) is provided with a second connection portion (121), and the first connection portion (111) is connected with the second connection portion (121).
  6. 6. The photovoltaic bracket assembly according to claim 4, characterized in that the inner wall surface of the first bearing (21) defines a first contour section (211), the inner wall surface of the second bearing (22) defines a second contour section (221), the axial projection contour of the first contour section (211) and/or the second contour section (221) coincides with at least part of the axial projection contour of the main shaft (30).
  7. 7. The photovoltaic bracket assembly according to claim 6, characterized in that the axial projection profile of the spindle (30) is configured to be non-circular, the first profile section (211) and/or the second profile section (221) fitting at least three sides of the spindle (30).
  8. 8. The photovoltaic bracket assembly according to any of claims 1-7, further comprising a purlin (40), wherein the purlin (40) is fixed to the spindle (30) and wherein the purlin (40) is connected to a photovoltaic panel (200).
  9. 9. The photovoltaic bracket assembly according to claim 8, wherein the purline (40) comprises a body (41) and a connecting piece (42), the body (41) is connected with the photovoltaic panel (200), the connecting piece (42) is sleeved on the main shaft (30) and connected with the body (41), and at least part of the axial projection profile of the connecting piece (42) in the axial direction is consistent with at least part of the axial projection profile of the main shaft (30).
  10. 10. A photovoltaic system, comprising: the photovoltaic bracket assembly of any one of claims 1-9; the photovoltaic panel (200) is rotatably arranged on the fixed foundation (300) through the photovoltaic bracket assembly.

Description

Photovoltaic bracket assembly and photovoltaic system Technical Field The utility model relates to the technical field of photovoltaics, in particular to a photovoltaic bracket assembly and a photovoltaic system. Background In the related art, the photovoltaic bracket assembly is used for supporting the photovoltaic panel and enabling the photovoltaic panel to turn over relative to the fixed foundation, so that the photovoltaic panel can receive sunlight to a greater extent, the power generation efficiency is improved, the resistance of the photovoltaic system to severe weather environmental conditions is improved, and the safety and reliability of the photovoltaic system are improved. However, existing photovoltaic bracket assemblies that can turn photovoltaic panels over relative to a fixed foundation, while enabling turning of photovoltaic panels, are difficult to install and present a slip risk. Disclosure of utility model The present utility model aims to solve at least one of the technical problems existing in the prior art. To this end, an object of the present utility model is to propose a photovoltaic bracket assembly with higher reliability and stability and lower installation difficulty. The application further provides a photovoltaic system adopting the photovoltaic bracket assembly. In a first aspect, the application provides a photovoltaic bracket assembly, which comprises a bearing seat, a bearing and a main shaft, wherein a first accommodating space is defined in the bearing seat, the bearing seat is connected to a fixed foundation, the bearing is rotatably arranged in the first accommodating space, the bearing defines a second accommodating space for accommodating the main shaft, and the bearing is arranged in the second accommodating space, wherein the bearing is arranged in the first accommodating space The bearing seat defines an included angle formed by a tangent line of the end point position of the cross section of the matching curved surface of the bearing seat and the tangent line of the midpoint position of the cross section of the bearing in the axial direction of the main shaft, and the included angle formed by the tangent line of the end point position of the cross section of the matching curved surface of the bearing and the tangent line of the midpoint position of the cross section of the bearing seat is 5-20 degrees. According to the photovoltaic bracket assembly provided by the embodiment of the application, on one hand, the bearing seat and the bearing are arranged, the bearing seat and the bearing are in spherical curved fit, so that the axial limit between the bearing seat and the bearing can be realized, the baffle plate and the like can be omitted, the cost is reduced, the disassembly and assembly difficulty is reduced, and the rotation cost is reduced, on the other hand, the included angle range is limited, the reliability and the stability of the axial limit can be ensured, the disassembly and assembly difficulty can be considered, the disassembly and assembly difficulty between the bearing seat and the bearing is further reduced, and the disassembly and assembly cost is reduced. According to some embodiments of the application, the axial dimension of the bearing is greater than or equal to the axial dimension of the bearing housing. According to some embodiments of the application, the inner wall surface of the bearing housing is configured as a circular arc concave surface and the outer surface of the bearing is configured as a circular arc convex surface, or the inner wall surface of the bearing housing is configured as a circular arc concave surface and the outer surface of the bearing is configured as a circular arc convex surface. According to some embodiments of the application, the bearing seat comprises a first seat body and a second seat body which are spliced to form a first accommodating space, wherein the first seat body and/or the second seat body are/is connected to a fixed foundation; The bearing comprises a first bearing and a second bearing, wherein the first bearing and the second bearing are spliced to form a second accommodating space, and the main shaft penetrates through the second accommodating space. According to some embodiments of the application, the open end of the first seat is provided with a first connection portion, and the open end of the second seat is provided with a second connection portion, and the first connection portion is connected to the second connection portion. According to some embodiments of the application, the inner wall surface of the first bearing defines a first contour segment, the inner wall surface of the second bearing defines a second contour segment, and the first contour segment and/or the axially projected contour of the second contour segment coincides with at least part of the axially projected contour of the spindle. According to some embodiments of the application, the axially projected contour of the s