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CN-122014509-A - Wind power tower sectional type vibration-proof reinforcement supporting device

CN122014509ACN 122014509 ACN122014509 ACN 122014509ACN-122014509-A

Abstract

The invention discloses a sectional type vibration-resistant reinforcement supporting device for a wind power tower, which relates to the technical field of wind power towers and comprises four tower support legs and a first buffer component, wherein reinforcing frames are fixed on the side surfaces of the four tower support legs, and the support components are arranged on the upper sides of the four tower support legs. The device achieves segmented dissipation and cooperative control of vibration energy by arranging the first buffer component, the second buffer component and the third buffer component which respectively aim at vibration among the lower part, the middle part and the supporting legs of the tower, simplifies the field installation process by the design of modularized connecting strips and connecting flanges of the supporting components, and meanwhile enhances the overall stability by utilizing structures such as reinforcing frames, reinforcing ribs and the like.

Inventors

  • ZHANG QUAN
  • SHI PENG
  • ZHANG CHEN
  • WANG CHAO
  • HE CHANGAN

Assignees

  • 华能吐鲁番风力发电有限公司

Dates

Publication Date
20260512
Application Date
20260128

Claims (10)

  1. 1. A wind power tower sectional type vibration-resistant reinforcement supporting device is characterized by comprising tower legs (1) and a first buffer component (3); Four tower support legs (1) are arranged, reinforcing frames (2) are fixed on the side faces of the tower support legs (1), supporting components (4) are arranged on the upper sides of the four tower support legs (1), connecting components (7) are arranged on the upper sides of the supporting components (4), second buffer components (5) are arranged on the side faces of the supporting components (4) and the four tower support legs (1), and four corresponding third buffer components (6) are arranged among the four tower support legs (1); The first buffer component (3) comprises a supporting plate (31), an oblique block (32), a fixed barrel (33), a sliding rod (34), a damping disc (35), a first spring (36) and a connecting frame (37), wherein two corresponding supporting plates (31) are fixed on the side face of the reinforcing frame (2), the oblique block (32) is fixed on the side face of the supporting plate (31), the fixed barrel (33) is hinged on the side face of the oblique block (32), the sliding rod (34) is connected with the inside of the fixed barrel (33) in a sliding mode, the damping disc (35) is fixed on the end face of the sliding rod (34), the damping disc (35) is connected with the inside of the fixed barrel (33) in a sliding mode, the first spring (36) is fixed on the end face of the damping disc (35), the other end of the first spring (36) is fixed in the inside of the fixed barrel (33), two corresponding connecting frames (37) are fixed on the side face of the reinforcing frame (2), and one end of the sliding rod (34) away from the damping disc (35) is hinged in the inside of the corresponding connecting frame (37).
  2. 2. Wind power tower sectional vibration-resistant reinforcement support device according to claim 1, characterized in that the support assembly (4) comprises connecting strips (41) and connecting flanges (42), the upper side of the tower support leg (1) is provided with connecting strips (41), and the four connecting strips (41) are connected with the four tower support legs (1) through the four connecting flanges (43).
  3. 3. The wind power tower sectional type vibration-resistant reinforcement supporting device according to claim 2, wherein the second buffer component (5) comprises a T-shaped chute (51), a sliding frame (52), an arc plate (53), a connecting column (54) and a second spring (55), two corresponding arc plates (53) are arranged on the side face of the connecting strip (41), two corresponding connecting columns (54) are fixed on the upper side and the lower side of the arc plate (53), two corresponding sliding frames (52) are arranged on the upper end and the lower end of the arc plate (53), the connecting column (54) is connected inside the corresponding sliding frames (52) in a rotating mode, two corresponding T-shaped chute (51) are arranged on the side faces of the tower support leg (1) and the connecting strip (41), all the sliding frames (52) are respectively connected inside the corresponding T-shaped chute (51) in a sliding mode, the second spring (55) is fixed on the side face of the sliding frame (52), and the second spring (55) is fixed inside the T-shaped chute (51).
  4. 4. A wind power tower sectional type vibration-resistant reinforcement supporting device is characterized in that the third buffer component (6) comprises a T-shaped support (61), connecting columns (62) and rubber heads (63), four corresponding T-shaped supports (61) are fixed between four tower support legs (1), two corresponding connecting columns (62) are fixed on the side faces of the T-shaped supports (61), the rubber heads (63) are fixed on the end faces of the connecting columns (62), and all the rubber heads (63) are respectively attached to the side faces of four connecting strips (41).
  5. 5. A wind power tower sectional type vibration-resistant reinforcement supporting device is characterized in that the connecting component (7) comprises connecting blocks (71), connecting discs (72) and connecting grooves (73), the upper side of each connecting strip (41) is fixedly provided with a assy connecting block (71), the connecting discs (72) are fixedly arranged among the four connecting blocks (71), and the connecting grooves (73) are formed in the upper ends of the connecting discs (72).
  6. 6. The wind power tower sectional type vibration-resistant reinforcing and supporting device according to claim 5, wherein a connecting ring (8) is fixed on the circumferential surface of the connecting disc (72), and uniformly distributed connecting holes (14) are formed in the upper end of the connecting ring (8).
  7. 7. The wind power tower sectional type vibration-resistant reinforcement supporting device according to claim 1, wherein a thread groove is formed in the lower side of the supporting plate (31), a thread column (9) is connected to the inside of the thread groove in a threaded mode, and a conical fixing column (10) is fixed to the lower end of the thread column (9).
  8. 8. The wind power tower sectional type vibration-resistant reinforcement supporting device according to claim 1, wherein four corresponding fixing holes are formed in the upper side of the supporting plate (31), and reinforcing rings (11) are fixed in the fixing holes.
  9. 9. A wind power tower sectional vibration-resistant reinforcement support device as claimed in claim 1, wherein the four tower legs (1) are fixed with uniformly distributed reinforcement ribs (12) on their sides, and the four tower legs (1) are fixed with reinforcement frames (13) on their sides.
  10. 10. The wind power tower sectional type vibration-resistant reinforcement supporting device according to claim 2, wherein clamping columns (15) are fixed on the lower sides of the connecting strips (41), clamping grooves are formed in the upper sides of the tower support legs (1), and the clamping columns (15) are clamped in the corresponding clamping grooves.

Description

Wind power tower sectional type vibration-proof reinforcement supporting device Technical Field The invention relates to the field of wind power towers, in particular to a wind power tower sectional type vibration-resistant reinforcement supporting device. Background The wind power tower is used as a core supporting structure of a wind power generation system, the stability of the wind power tower is directly related to the safe operation and the power generation efficiency of the whole generator set, the high-rise tower bodies are generally in steel cylindrical or conical structures, the heights of the high-rise tower bodies can reach tens of meters or even hundreds of meters, the tops of the high-rise tower bodies bear heavy cabins, generators and rotating blades, the high-rise tower bodies are used for long-term service in a field complex environment, the tower bodies not only bear huge static loads of the high-rise tower bodies and upper equipment, but also need to deal with dynamic excitation generated by natural wind and unit operation, and along with the development of the wind power industry to be large-scale and efficient, the height and the flexibility of the high-rise tower bodies are continuously increased, so that the vibration problem of the high-rise tower bodies under the action of power load is more prominent, and becomes a factor which has to be considered in important in design; The wind power tower is subjected to vibration resistance reinforcement, the wind power tower is mainly aimed at guaranteeing structural safety and prolonging service life, wind load, unit operation, especially rotation of blades, earthquake and other dynamic actions can cause the tower to generate various vibration, including integral swing and local bending vibration, the continuous vibration can cause fatigue damage to key parts of the tower structure, especially the root of a tower barrel, a connecting flange and the like, and accumulated stress can finally cause weld cracking or component failure, and even cause tower body overturning when serious; However, the existing wind power tower support and vibration-resistant technology still has some obvious limitations, the traditional support mode focuses on rigid connection or single damping element of a foundation, so that the differential vibration characteristics of different sections of the tower are difficult to deal with, one common disadvantage is that a damping mechanism is concentrated at the lower part, the control effect on the upper swing in the tall tower is poor, stress is possibly concentrated in a specific area, on the other hand, the manufacturing cost of a part of the vibration-resistant device with a complex structure is high, and the quick installation and the later maintenance on site are inconvenient, so that the wide application of the vibration-resistant device is limited to a certain extent, and therefore, the wind power tower sectional vibration-resistant reinforcing and supporting device is provided. Disclosure of Invention The invention aims to overcome the existing defects, and provides a sectional type anti-vibration reinforcing and supporting device for a wind power tower, which can effectively solve the problems of concentrated anti-vibration function, uneven stress distribution, difficult installation and maintenance and the like in the background technology through an innovative sectional type anti-vibration structure and a multistage energy consumption mechanism. The device realizes the sectional dissipation and cooperative control of vibration energy by arranging the first buffer component, the second buffer component and the third buffer component which respectively aim at the vibration among the lower part, the middle part and the supporting legs of the tower, simplifies the field installation process by the modular connecting strip and the connecting flange design of the supporting component, and simultaneously enhances the overall stability by utilizing the structures such as the reinforcing frame, the reinforcing ribs and the like. In order to achieve the aim, the invention provides the technical scheme that the wind power tower sectional type vibration-resistant reinforcement supporting device comprises a tower support leg and a first buffer component; Four tower support legs are arranged, reinforcing frames are fixed on the side faces of the four tower support legs, supporting components are arranged on the upper sides of the four tower support legs, connecting components are arranged on the upper sides of the supporting components, second buffer components are arranged on the side faces of the supporting components and the four tower support legs, and four corresponding third buffer components are arranged among the four tower support legs; The first buffer component comprises a supporting plate, an inclined block, a fixed barrel, a sliding rod, a damping disc, a first spring and a connecting frame, wherein two correspo