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CN-121993358-A - Piece-wise wind power tower section of thick bamboo

CN121993358ACN 121993358 ACN121993358 ACN 121993358ACN-121993358-A

Abstract

The invention relates to the technical field of sheet-type wind power towers, in particular to a sheet-type wind power tower which comprises a sheet body I, a sheet body II and a quick connecting mechanism, wherein the quick connecting mechanism comprises a transverse connecting component and a longitudinal connecting component, the sheet body I and the sheet body II are butted together by the transverse connecting component to form a circular tower, a locking piece is arranged on the transverse connecting component relative to the vicinity of a longitudinal connecting groove, the longitudinal connecting component comprises a longitudinal supporting body, the longitudinal supporting body is clamped in the longitudinal connecting groove and is in a cross shape with the transverse connecting body, the outer end of a secondary reinforcing rod is pressed against the cavity wall of the tower by the locking piece when the transverse connecting body is pressed onto the transverse connecting body along the longitudinal connecting groove, so that a radial pre-tightening mechanism is generated in the longitudinal direction, the radial rigidity and the deformation resistance of the tower are effectively improved, and the elastic deformation is prevented under the action of complex wind load.

Inventors

  • ZHANG RUQIAN
  • ZHAN XIANGYOU
  • HAO KAISEN

Assignees

  • 江苏天能海洋重工有限公司

Dates

Publication Date
20260508
Application Date
20260120

Claims (8)

  1. 1. The utility model provides a burst formula wind-powered electricity generation tower section of thick bamboo, its characterized in that includes lamellar body one (1), lamellar body two (2) and quick coupling mechanism, quick coupling mechanism includes transverse connection subassembly (3) and longitudinal connection subassembly (4), transverse connection subassembly (3) include transverse connection body (5), through transverse connection body (5) will lamellar body one (1) with lamellar body two (2) butt joint together constitute circular tower section of thick bamboo (6), longitudinal connection groove (7) have been seted up on transverse connection body (5), relative to be equipped with locking piece (8) on transverse connection body (5) near longitudinal connection groove (7), longitudinal connection subassembly (4) include longitudinal support body (9), longitudinal support body (9) joint is in longitudinal connection groove (7) is in the cross-shaped with transverse connection body (5), longitudinal connection subassembly (4) still include first interior welt (10) of setting up in longitudinal support body (9), set up guiding hole (11) on first interior welt (10), second is equipped with locking piece (12) on the secondary extrusion one end on reinforcing rod (12), and the other end of the secondary reinforcing rod (12) is locked and propped against the cavity wall of the tower barrel (6) under the extrusion action of the locking block (8).
  2. 2. The segmented wind power tower according to claim 1, wherein the first sheet body (1) and the second sheet body (2) are of equal semicircular arc structures, the top ends of the first sheet body and the second sheet body are provided with flange connection parts (13), the top ends of the transverse connection bodies (5) reach the top surfaces of the flange connection parts (13), and the bottom ends reach the bottom surfaces of the first sheet body (1) and the second sheet body (2).
  3. 3. A segmented wind power tower according to claim 2, characterized in that the longitudinal connecting groove (7) is provided in the middle of the transverse connector (5), and the longitudinal support (9) is mounted in the longitudinal connecting groove (7) and perpendicular to the transverse connector (5).
  4. 4. A segmented wind power tower according to claim 3, wherein two connecting ends of the first sheet body (1) and the second sheet body (2) are provided with connecting parts (14) extending vertically outwards, two ends of the transverse connecting body (5) reach the connecting parts (14), and connecting holes (15) are formed between the connecting parts (14) and two ends of the transverse connecting body (5).
  5. 5. The segmented wind power tower according to claim 4, wherein the transverse connector (5) is a rectangular hollow tube, the transverse connector assembly (3) further comprises a left second lining plate (16) and a right second lining plate (16) which are arranged in the hollow cavity of the transverse connector (5), the inner ends of the two second lining plates (16) reach the longitudinal connecting groove (7), and the outer ends of the two second lining plates (16) are welded on the two end cavity walls of the hollow cavity of the transverse connector (5).
  6. 6. A segmented wind power tower according to claim 5, characterized in that the outer ends of the two second lining plates (16) are provided with through holes (17) communicating with the connecting holes (15) on the same side.
  7. 7. A segmented wind power tower according to claim 6, characterized in that front and rear two separating chambers (18) are formed between the front and rear sides of the second lining plates (16) and the chamber walls of the transverse connectors (5).
  8. 8. The segmented wind power tower according to claim 7, wherein the locking piece (8) is two parts which are symmetrical in front and back, and is respectively fixed on the cavity walls of the front and back separation cavities (18), the longitudinal supporting body (9) is provided with front and back two vertical grooves (19) at the position of the longitudinal connecting groove (7), the front and back two vertical grooves (19) are respectively communicated with the front and back two separation cavities (18), the first inner lining plate (10) is two parts which are symmetrical in front and back, the two first inner lining plates (10) are respectively provided with one guide hole (11), one secondary reinforcing rod (12) is respectively and slidably inserted in the two guide holes (11), the inner ends of the two secondary reinforcing rods (12) are close to the circle center of the tower cylinder (6), the locking piece (8) is provided with an inclined extrusion surface (21), the inclined extrusion surface (21) is bent towards the vertical grooves (19), and the two secondary reinforcing rods (12) are radially extruded by the inclined extrusion surface (21) to the outer ends of the secondary reinforcing rods (12).

Description

Piece-wise wind power tower section of thick bamboo Technical Field The invention relates to the technical field of sheet type wind power towers, in particular to a sheet type wind power tower. Background With the development of the wind turbine generator system to large capacity, the main scheme is to increase the tower height, lengthen the blade length and increase the tower diameter. The traditional large-diameter tower is high in transportation cost due to exceeding the upper limit of the land transportation height, and the split design is developed, and the tower is divided into a plurality of splits, so that the efficient cooperation of prefabrication, transportation and field assembly is realized. The existing sheet-type wind power tower barrel is assembled by a plurality of units, and the inside of the existing sheet-type wind power tower barrel lacks a quickly assembled supporting structure, so that the rigidity of the existing sheet-type wind power tower barrel is influenced, particularly, when the existing sheet-type wind power tower barrel resists radial load, the radial force borne by the existing sheet-type wind power tower barrel influences the radial strength of the existing sheet-type wind power tower barrel, the traditional internal supporting structure is mainly formed by arranging a framework or rib plate in a barrel cavity independently, the installation procedure is more, the existing sheet-type wind power tower barrel cannot be combined with a tower barrel sheet body unit during assembly, and the field installation efficiency of the existing sheet-type wind power tower barrel is lower for a multi-stage tower barrel. Disclosure of Invention In order to solve the problems, the invention provides a split wind power tower barrel, which comprises a first sheet body, a second sheet body and a quick connecting mechanism, wherein the quick connecting mechanism comprises a transverse connecting component and a longitudinal connecting component, the transverse connecting component comprises a transverse connecting body, the first sheet body and the second sheet body are butted together to form a round tower barrel through the transverse connecting body, a longitudinal connecting groove is formed in the transverse connecting body, a locking piece is arranged on the transverse connecting body relative to the vicinity of the longitudinal connecting groove, the longitudinal connecting component comprises a longitudinal supporting body, the longitudinal supporting body is clamped in the longitudinal connecting groove and is intersected with the transverse connecting body, the longitudinal connecting component further comprises a first inner lining board arranged in the longitudinal supporting body, a guide hole is formed in the first inner lining board, a secondary reinforcing rod is slidably matched on the guide hole, one end of the secondary reinforcing rod is extruded on the locking piece, and the other end of the secondary reinforcing rod is tightly pressed on the cavity wall of the tower barrel under the extrusion effect of the locking piece. As a further preferable mode, the first sheet body and the second sheet body are of equal semicircular arc structures, the top ends of the first sheet body and the second sheet body are provided with flange connection parts, the top ends of the transverse connection bodies reach the top surfaces of the flange connection parts, and the bottom ends of the transverse connection bodies reach the bottom surfaces of the first sheet body and the second sheet body. As a further preferable aspect, the longitudinal connecting groove is formed in the middle of the transverse connecting body, and the longitudinal supporting body is installed in the longitudinal connecting groove and is perpendicular to the transverse connecting body. As a further preferable mode, two connecting ends of the first sheet body and the second sheet body are provided with connecting parts which extend outwards vertically, two ends of the transverse connecting body reach the connecting parts, and connecting holes are formed between the connecting parts and the two ends of the transverse connecting body. As a further preferable mode, the transverse connecting body is a rectangular hollow tube, wherein a left second lining plate and a right second lining plate are arranged in the hollow cavity, the inner ends of the two second lining plates reach the longitudinal connecting groove, and the outer ends of the two second lining plates are welded on the cavity walls at two ends of the hollow cavity of the transverse connecting body. As a further preferable mode, the outer ends of the two second inner lining plates are provided with through holes communicated with the connecting holes on the same side. As a further preferred feature, two front and rear separate chambers are formed between the front and rear sides of the two second inner liners and the chamber walls of the transverse connectors. As