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CN-224233597-U - Connecting piece and photovoltaic system

CN224233597UCN 224233597 UCN224233597 UCN 224233597UCN-224233597-U

Abstract

The disclosure provides a connecting piece and a photovoltaic system, and relates to the technical field of photovoltaics, wherein the connecting piece comprises a connecting piece body, an exhaust passage and a plugging piece; the connecting piece body is provided with a notch, the notch is abutted with the mounting surface to form a sealing cavity, the exhaust passage is arranged on the connecting piece body to communicate the notch and the outer side of the connecting piece body, and the plugging piece is arranged on the exhaust passage and used for plugging or opening the exhaust passage. The connecting piece can reduce damage to a building structure.

Inventors

  • HUANG HENGLI
  • HU HONGBING
  • WU MENG
  • QI ZHE

Assignees

  • 阳光新能源开发股份有限公司

Dates

Publication Date
20260512
Application Date
20250331

Claims (13)

  1. 1. A kind of connecting piece, which is used for connecting the connecting piece, characterized by comprising the following steps: A connector body (11), the connector body (11) being provided with a notch (111), the notch (111) being in abutment with the mounting surface (20) to form a sealed cavity (112); An exhaust passage (12), wherein the exhaust passage (12) is arranged on the connecting piece body (11) so as to communicate the notch (111) with the outer side of the connecting piece body (11); The blocking piece (13) is arranged on the exhaust passage (12) and is used for blocking or opening the exhaust passage (12).
  2. 2. A connector according to claim 1, characterized in that the blocking piece (13) is movably mounted to the connector body (11).
  3. 3. The connection according to claim 2, characterized in that the blocking piece (13) comprises: The cover plate (131) is arranged at the outer end of the exhaust passage (12); The two ends of the first elastic piece (132) are respectively connected with the cover plate (131) and the connecting piece body (11).
  4. 4. A connector according to claim 3, wherein the exhaust passage (12) comprises a through hole (121) formed in a wall portion of the connector body (11), the first elastic member (132) is disposed through the through hole (121), one end of the first elastic member (132) is connected to the cover plate (131), and the other end is fixed to the inside of the connector body (11).
  5. 5. The connector according to claim 4, wherein a connecting plate (113) is provided inside the connector body (11), the connecting plate (113) is opposite to the exhaust passage (12) and is connected to an inner wall surface of the connector body (11) through a connecting post (1131), and an end of the first elastic member (132) away from the cover plate (131) is connected to the connecting plate (113).
  6. 6. A connector according to claim 3, characterized in that the side of the cover plate (131) remote from the connector body (11) is provided with a pull ring (1311).
  7. 7. A connector according to claim 3, characterized in that the side of the cover plate (131) adjacent to the connector body (11) is provided with a gasket (1312).
  8. 8. A connection according to claim 3, characterized in that the outer wall surface of the connection body (11) is provided with a connection wall (114), which connection wall (114) is arranged around the exhaust duct (12).
  9. 9. The connector according to claim 2, wherein an outer end of the exhaust passage (12) is formed with an outer communication port (1221) communicating with an outer side of the connector body (11), and a side wall of the exhaust passage (12) is formed with an inner communication port (1222) communicating with the notch (111); the closure (13) comprises: A seal block (133), the seal block (133) being movably provided in the exhaust passage (12) to connect or disconnect the outer communication port (1221) and the inner communication port (1222); And one end of the second elastic piece (134) is connected with the inner end of the exhaust passage (12), and the other end of the second elastic piece (134) is connected with the sealing block (133).
  10. 10. A connector according to claim 9, wherein the exhaust duct (12) comprises an exhaust column (122) penetrating the wall of the connector body (11).
  11. 11. The connector according to claim 9, further comprising an air lock (14), the air lock (14) being for being arranged in the outer communication port (1221).
  12. 12. A connection according to claim 1, characterized in that the peripheral edge of the slot (111) is provided with a sealing glue layer (15), the slot (111) being in sealing connection with the mounting surface (20) by means of the sealing glue layer (15).
  13. 13. A photovoltaic system comprising a support structure (40), a photovoltaic module (50) and a connector (10) according to any of claims 1-12, said support structure (40) being connected to said connector (10), said photovoltaic module (50) being mounted on said support structure (40).

Description

Connecting piece and photovoltaic system Technical Field The disclosure relates to the technical field of photovoltaics, in particular to a connecting piece and a photovoltaic system. Background In a photovoltaic system, a photovoltaic bracket and a building installation surface are usually connected and fixed through connecting pieces such as column feet, and the connecting pieces need to bear acting forces from the bracket and a photovoltaic assembly, so that the fixing effect of the connecting pieces on the installation surface has an important influence on the safety and stability of the whole photovoltaic system. In the related art, in order to ensure the fixing effect of the connector on the building installation surface, the connector may need to penetrate the installation surface when being installed on the building installation surface, but this may cause great damage to the building structure, causing the problem of water leakage. Disclosure of utility model The present disclosure addresses the problem of how to reduce damage to building structures caused by connectors when installed. In order to solve the above problems, the present disclosure provides a connecting piece and a photovoltaic system. In a first aspect, the present disclosure provides a connector comprising: The connecting piece body is provided with a notch, and the notch is abutted with the mounting surface to form a sealing cavity; The exhaust passage is arranged on the connecting piece body and is used for communicating the notch and the outer side of the connecting piece body; The blocking piece is arranged on the exhaust passage and used for blocking or opening the exhaust passage. Optionally, the blocking member is movably mounted to the connector body. Optionally, the closure comprises: The cover plate is arranged at the outer end of the exhaust passage; And two ends of the first elastic piece are respectively connected with the cover plate and the connecting piece body. Optionally, the exhaust passage comprises a through hole arranged on the wall part of the connecting piece body, the first elastic piece is arranged in the through hole in a penetrating way, one end of the first elastic piece is connected with the cover plate, and the other end of the first elastic piece is fixed in the connecting piece body. Optionally, the inside of connecting piece body is equipped with the connecting plate, the connecting plate with the exhaust passage is relative and be connected in through the spliced pole the internal face of connecting piece body, first elastic component keep away from the end of apron with the connecting plate is connected. Optionally, a pull ring is provided on the side of the cover plate away from the connector body. Optionally, a sealing gasket is arranged on the side surface, close to the connecting piece body, of the cover plate. Optionally, the outer wall surface of the connector body is provided with a connecting wall, and the connecting wall is arranged around the exhaust passage. Optionally, an outer communication port communicated with the outer side of the connecting piece body is formed at the outer end of the exhaust passage, and an inner communication port communicated with the notch is formed at the side wall of the exhaust passage; The closure comprises: The sealing block is movably arranged in the exhaust passage so as to enable the outer communication port and the inner communication port to be communicated or disconnected; And one end of the second elastic piece is connected with the inner end of the exhaust passage, and the other end of the second elastic piece is connected with the sealing block. Optionally, the exhaust passage comprises an exhaust column penetrating through the wall part of the connector body. Optionally, the air plug is further included, and the air plug is used for being arranged in the outer communication port. Optionally, a sealant layer is arranged on the periphery of the notch, and the notch is in sealing connection with the mounting surface through the sealant layer. In a second aspect, the present disclosure provides a photovoltaic system comprising a support structure, a photovoltaic module and a connector as described above, the support structure being connected to the connector, the photovoltaic module being mounted on the support structure. The connecting piece has the advantages that the notch can be abutted with the mounting surface to form the sealing cavity, the exhaust passage on the connecting piece body is communicated with the notch and the outer side of the connecting piece body, so that the sealing cavity can be exhausted outwards through the exhaust passage, meanwhile, the blocking piece is arranged on the exhaust passage, the exhaust passage can be blocked or opened by operating the blocking piece to correspondingly isolate or communicate the sealing cavity with external air, when the connecting piece is required to be mounted on the mounting surface, the