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CN-116692708-B - Steel strand tensioning equipment

CN116692708BCN 116692708 BCN116692708 BCN 116692708BCN-116692708-B

Abstract

The invention discloses a steel strand tensioning device, which is suitable for being mounted on a main beam of a flexible bracket, and comprises: a base for mounting to the main beam; the pulley assembly comprises a first pulley, a pull rope, a fixing assembly and a supporting assembly, wherein the first pulley is arranged on the fixing assembly, one end of the pull rope is fixed, the other end of the pull rope is fixed after being wound around the first pulley, and the fixing assembly can be driven to move towards the main beam by applying tension to the pull rope. The steel strand tensioning equipment can obtain the same tensioning force on the steel strand by applying smaller acting force, and has the advantages of simple structure, light weight, convenience in installation, high installation efficiency and the like.

Inventors

  • LIU HAIJUN
  • YANG YING

Assignees

  • 江苏中信博新能源科技股份有限公司

Dates

Publication Date
20260508
Application Date
20230531

Claims (10)

  1. 1. A steel strand tensioning apparatus adapted to be mounted to a main beam (200) of a flexible support, the steel strand tensioning apparatus comprising: -a base (40) for mounting to the main beam (200); A holding assembly (10) for holding a steel strand (100); The pulley assembly comprises a first pulley (31) and a second pulley (33), wherein the first pulley (31) is installed on the fixing assembly (10), at least two first pulleys (31) are transversely arranged, at least two first pulleys (31) are respectively arranged at two transverse ends of the fixing assembly (10), and the second pulley (33) is pivotally arranged on the base (40); One end of the pull rope (20) is fixed, the other end of the pull rope (20) is also fixed after the first pulley (31) and the second pulley (33) are sequentially wound, and the pull rope (20) is applied with a stretching force, so that the fixing component (10) and the steel strand (100) can be driven to move towards the main beam (200); The winding device is arranged on the base (40) and comprises a mounting seat (51) and a roller (52), the roller (52) is pivoted on the mounting seat (51), two ends of the pull rope (20) are fixed on the roller (52), and the roller (52) can wind the pull rope (20) when rotating so as to apply tension to the pull rope (20).
  2. 2. The steel strand tensioning device according to claim 1, wherein the pulley assembly further comprises first fixing seats (32), the two first fixing seats (32) are respectively arranged at two transverse ends of the holding assembly (10), the first pulleys (31) are pivotally arranged on the first fixing seats (32), and a space (300) for the steel strand (100) to pass through the holding assembly (10) is formed between the two first fixing seats (32).
  3. 3. The steel strand tensioning device according to claim 2, wherein a third pulley (34) is arranged on the base (40), the pivot axis of the third pulley (34) is perpendicular to the pivot axis of the second pulley (33), the other end of the pull rope (20) is sequentially wound around the first pulley (31) and the second pulley (33) on one lateral side of the space, is reversed to the other lateral side of the space (300) through the third pulley (34), and is wound around the first pulley (31) and the second pulley (33) on the other lateral side of the space (300) again.
  4. 4. The steel strand tensioning apparatus according to claim 2, wherein the base (40) comprises an upper platform (41), a side operating portion (42), a lower connecting portion (43) and a side connecting portion (44) connected in this order, and the second pulley (33) is pivotally provided at the side operating portion (42).
  5. 5. The steel strand tensioning apparatus according to claim 4, wherein the side operation portion (42) is provided with a sliding assembly (45), the sliding assembly (45) includes a guide portion (451), a sliding portion (452) and an adjusting member (453), the sliding portion (452) is engaged with the guide portion (451), the second pulley (33) is pivotally provided to the adjusting member (453), the adjusting member (453) is connected to the sliding portion (452), and the adjusting member (453) can drive the sliding portion (452) and the second pulley (33) to move synchronously in a height direction.
  6. 6. The steel strand tensioning apparatus according to claim 4, wherein the drum (52) comprises a cylindrical portion (521) and a tooth-shaped portion (522) formed at an outer periphery of the cylindrical portion (521), the winding device further comprises a transmission rod (53), the transmission rod (53) comprises a rod portion (531) and a gear (532), the tooth number of the tooth-shaped portion (522) is larger than the tooth number of the gear (532), and the tooth-shaped portion (522) is engaged with the gear (532).
  7. 7. The steel strand tensioning apparatus according to claim 6, further comprising a reduction device (60) provided on the mount (51), the reduction device (60) comprising a housing (61), a worm wheel and a worm, the worm wheel and worm being provided in the housing (61), the worm protruding out of the housing (61) to form a power input (62), the worm wheel being connected to the transmission rod (53).
  8. 8. The steel strand tensioning apparatus according to claim 7, further comprising a driving tool (70), wherein the driving tool (70) is configured to be connected to the power input end (62) and is configured to drive the steel strand tensioning apparatus to perform a tensioning action.
  9. 9. The steel strand tensioning device according to claim 4, wherein casters (46) are provided at the bottom of the upper platform (41), and the casters (46) are capable of driving the steel strand tensioning device to move along the main beam (200).
  10. 10. The steel strand tensioning device according to claim 1, wherein the holding assembly (10) comprises two clamping plates (11) and a locking assembly (12), a channel (114) and a fastening hole (115) are formed in each clamping plate (11), the channel (114) of one clamping plate (11) corresponds to the fastening hole (115) of the other clamping plate (11), the two clamping plates (11) are locked through the locking assembly (12) penetrating through the channel (114) of one clamping plate (11) and the fastening hole (115) of the other clamping plate (11), and a holding space of the steel strand (100) is formed between the locking assembly (12) and the channel (114).

Description

Steel strand tensioning equipment Technical Field The invention relates to the field of photovoltaic brackets, in particular to steel strand tensioning equipment. Background At present, the steel winch Zhang Lada of the flexible support in the market mostly adopts hydraulic equipment or winch equipment, the equipment is heavy and is not easy to transport, when the tension is large, the equipment itself also needs to be fixed, and especially when fishing projects or projects with complex terrains, the equipment transportation and the fixation are very inconvenient. Accordingly, there is a need to provide a new steel strand tensioning apparatus to address the above-described problems. Disclosure of Invention The invention aims to provide steel strand tensioning equipment of a flexible support, which has the advantages of simple structure, convenient use and high installation efficiency. In order to achieve the above purpose, the invention adopts the following technical scheme: a steel strand tensioning apparatus adapted to be mounted to a main beam of a flexible support, the steel strand tensioning apparatus comprising: A base for mounting to the main beam; a holding assembly for holding the steel strand; a pulley assembly comprising a first pulley mounted to the holding assembly; And one end of the stay rope is fixed, the other end of the stay rope is also fixed after being wound around the first pulley, and the fixing component can be driven to move towards the main beam by applying stretching force to the stay rope. As a further improved technical scheme of the invention, at least two first pulleys are arranged along the transverse direction, and two of the at least two first pulleys are respectively arranged at two transverse ends of the fixing component. As a further improved technical scheme of the invention, the pulley assembly further comprises a first fixing seat, the two first fixing seats are respectively arranged at two transverse ends of the fixing assembly, the first pulley is pivotally arranged on the first fixing seat, and a space for the steel rope to pass through the fixing assembly is formed between the two first fixing seats. As a further improved technical scheme of the invention, the pulley assembly further comprises a second pulley, the second pulley is pivoted on the base, and the other end of the pull rope is fixed after sequentially winding the first pulley and the second pulley. As a further improved technical scheme of the invention, a third pulley is arranged on the base, the pivot axis of the third pulley is perpendicular to the pivot axis of the second pulley, the other end of the pull rope is sequentially wound around the first pulley and the second pulley on one lateral side of the space, is reversed to the other lateral side of the space through the third pulley, and is wound around the first pulley and the second pulley on the other lateral side of the space again. As a further improved technical scheme of the invention, the base comprises an upper platform, a side operation part, a lower connection part and a side connection part which are sequentially connected, and the second pulley is pivotally arranged on the side operation part. According to the technical scheme, the side operation part is provided with the sliding assembly, the sliding assembly comprises a guide part, a sliding part and an adjusting piece, the sliding part is matched with the guide part, the second pulley is pivotally arranged on the adjusting piece, the adjusting piece is connected with the sliding part, and the adjusting piece can drive the sliding part and the second pulley to synchronously move along the height direction. As a further improved technical scheme of the invention, the steel strand tensioning device further comprises a winding device arranged on the base, the winding device comprises a mounting seat and a roller, the roller is pivotally arranged on the mounting seat, two ends of the pull rope are fixed on the roller, and the roller can wind the pull rope when rotating so as to apply tensioning force to the pull rope. As a further improved technical scheme of the invention, the roller comprises a cylinder part and a tooth-shaped part formed on the periphery of the cylinder part, the winding device further comprises a transmission rod, the transmission rod comprises a rod part and a gear, the tooth number of the tooth-shaped part is larger than that of the gear, and the tooth-shaped part is meshed with the gear. As a further improved technical scheme of the invention, the steel strand tensioning device further comprises a speed reducing device arranged on the mounting seat, the speed reducing device comprises a shell, a worm wheel and a worm, the worm wheel and the worm are arranged in the shell, the worm extends out of the shell to form a power input end, and the worm wheel is connected with the transmission rod. As a further improved technical scheme of the invention, the steel strand