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CN-121992948-A - Prestressed anchor bolt installation structure and installation method

CN121992948ACN 121992948 ACN121992948 ACN 121992948ACN-121992948-A

Abstract

The invention belongs to the technical field of wind power generation, in particular to a prestress anchor bolt installation structure and an anchor bolt installation method, comprising an anchoring device, a connecting device and a connecting device, wherein the anchoring device is composed of an upper anchor plate, a lower anchor plate and anchor bolt bodies uniformly installed between the upper anchor plate and the lower anchor plate along the circumferential direction; the invention relates to an anchor bolt installation platform, which comprises an installation platform assembly, an anchor bolt body, a support plate, a support roller, a connecting rod I, a connecting rod II and a connecting rod I, wherein the installation platform assembly is used for limiting and supporting an upper anchor plate and a lower anchor plate so as to install the anchor bolt body between the upper anchor plate and the lower anchor plate, the installation platform assembly comprises a bottom plate, side plates are symmetrically arranged on two sides of the top of the bottom plate, a pair of support rollers are arranged between the side plates on two sides in parallel, support wheels for clamping the anchor plate are respectively arranged at two ends of the support rollers, the connecting rod I is movably arranged in a movable groove arranged on the side plates, and the anchor bolt installation platform assembly is used for improving the installation accuracy and quality.

Inventors

  • YUE LING
  • Xiang Yazhou
  • ZHAO LONG
  • LUO ZIMING
  • XU DONG
  • WANG CHENG
  • FU JINGKAI

Assignees

  • 中国水利水电第十工程局有限公司

Dates

Publication Date
20260508
Application Date
20260210

Claims (10)

  1. 1. The prestress anchor bolt mounting structure is characterized by comprising: The anchoring device comprises an upper anchor plate (4), a lower anchor plate (4) and an anchor bolt body (5) which is uniformly arranged between the upper anchor plate and the lower anchor plate along the circumferential direction; The mounting table assembly is used for limiting and supporting the upper anchor plate (4) and the lower anchor plate (4) so as to mount the anchor bolt body (5) between the upper anchor plate and the lower anchor plate, and comprises a bottom plate (1), wherein side plates (2) are symmetrically arranged on two sides of the top of the bottom plate (1), a pair of supporting rollers (3) are arranged between the side plates (2) on two sides in parallel, supporting wheels (19) for clamping the anchor plate (4) are respectively arranged at two ends of each supporting roller (3), connecting rods (9) are respectively arranged at two ends of each supporting roller (3), and the connecting rods (9) are movably arranged in movable grooves (12) formed in the side plates (2); the transmission components are arranged at two ends of the supporting rollers (3) and are used for driving the two supporting rollers (3) to rotate.
  2. 2. The prestressed anchor mounting structure of claim 1, wherein said drive assembly includes: The driving rod (10) is arranged below the middle of the two supporting rollers (3) and is arranged along the length direction of the supporting rollers (3), and driving shafts (14) are respectively arranged at two ends of the driving rod (10), one side of the driving rod (14) is connected with a motor (13), the motor (13) is in sliding connection with the adjacent side plate (2), the other side of the driving rod (14) is rotationally connected with a sliding table, and the sliding table is in sliding connection with the adjacent side plate (2); The two end parts of the supporting rollers (3) are respectively provided with a connecting rod (9) which is fixedly provided with a chain wheel II (18), and the chain wheel I (15) and the chain wheel II (18) on the same side are sleeved with a transmission chain I (17).
  3. 3. The prestress anchor bolt installation structure according to claim 2, further comprising adjusting components symmetrically arranged at two ends of the supporting rollers (3) and used for adjusting the distance between the two supporting rollers (3), wherein the adjusting components comprise inner threaded sleeves (23) relatively fixed on the connecting rods (9) at two sides, hexagonal sleeve rods (26) are arranged in the middle of the inner threaded sleeves (23) at two sides, threaded rods (24) are respectively fixed at two ends of the hexagonal sleeve rods (26), the threaded rods (24) at two sides are respectively connected inside the inner threaded sleeves (23) at the adjacent sides, chain wheels three (25) are respectively fixed on the hexagonal sleeve rods (26) at two sides, and the chain wheels three (25) at two sides are connected through a transmission chain two (27).
  4. 4. The prestressed anchor bolt installing structure according to claim 2, characterized in that the connecting rods (9) arranged at the ends of the two supporting rollers (3) are respectively connected with the transmission shafts (14) at the same side in a rotating way through movable rods (16).
  5. 5. The prestress anchor bolt installation structure according to claim 1, wherein a vertical groove is formed in the middle of the top of the side plate (2), a movable plate (21) is arranged in the middle of the vertical groove in a limiting sliding mode, a screw rod (22) is rotatably installed in the middle of the vertical groove, the screw rod (22) is in threaded connection with a threaded hole formed in the middle of the movable plate (21), a pressing rod (20) is transversely installed on the movable plate (21), and the pressing rod (20) is arranged in a sliding hole formed in the movable plate (21) in a sliding mode.
  6. 6. The prestress anchor bolt installation structure according to claim 5, wherein a U-shaped plate (33) is fixed on the side wall of the movable plate (21) facing the anchoring device, movable frames (35) are symmetrically arranged on the upper side and the lower side of the U-shaped plate (33), springs (34) are arranged between the movable frames (35) and the side wall of the U-shaped plate (33), rollers (36) are respectively arranged on the opposite side walls of the movable frames (35) on the two sides, a turntable (37) is rotatably arranged in the middle of the U-shaped plate (33), grooves (38) are symmetrically arranged on the edges of the turntable (37), ejector rods (39) are respectively fixed on the opposite side walls of the movable frames (35) on the two sides, and the ejector rods (39) correspond to the grooves (38).
  7. 7. The prestressed anchor bolt mounting structure according to claim 1, wherein the supporting wheel (19) is sleeved on the supporting roller (3), a connecting ring (28) is fixed on the side wall of the supporting wheel (19), a first mounting hole is formed in the connecting ring (28), a second mounting hole is formed in the side wall of the supporting roller (3), and the first mounting hole and the second mounting hole are fixedly connected through bolts.
  8. 8. The prestress anchor bolt installation structure according to claim 2 is characterized in that a slot (29) is formed in the middle of two ends of the supporting roller (3), a hexagonal plug (30) is arranged at the end of the connecting rod (9), the hexagonal plug (30) is inserted into the slot (29) in a limiting mode, a sliding cavity (32) is formed in the transmission rod (10), a sliding rod (31) is arranged at the end of the transmission shaft (14), the sliding rod (31) is arranged in the sliding cavity (32) in a limiting sliding mode, and hydraulic cylinders (11) used for driving the side plates (2) to move transversely are fixed at two ends of the bottom plate (1).
  9. 9. The prestressed anchor bolt mounting structure according to claim 1, wherein a supporting table (6) is fixed in the middle of the bottom plate (1), the supporting table (6) is located below the supporting roller (3), a limiting plate (7) is fixed at the top of the supporting table (6), an annular limiting groove (8) is formed in the middle of the supporting roller (3), and the limiting plate (7) is movably clamped in the limiting groove (8).
  10. 10. A method of installing a prestressed anchor, the method being adapted to the prestressed anchor installing structure of any one of claims 1-9, comprising the steps of: S1, respectively installing an upper anchor plate (4) and a lower anchor plate (4) in clamping grooves of supporting wheels (19) at two sides; S2, adjusting the position of the pressure rod (20), and then rotating the screw rod (22) to drive the movable plate (21) and the pressure rod (20) to move downwards, so that the pressure rod (20) is tightly pressed on the inner ring side walls of the upper anchor plate (4) and the lower anchor plate (4); S3, installing a pair of anchor bolt bodies (5) at corresponding positions of the upper anchor plate (4) and the lower anchor plate (4); S4, driving the supporting roller (3) to intermittently rotate by means of the transmission assembly, and further driving the upper anchor plate (4) and the lower anchor plate (4) to intermittently rotate, so that the anchor rod body is continuously installed until the anchor device is assembled.

Description

Prestressed anchor bolt installation structure and installation method Technical Field The invention belongs to the technical field of wind power generation, and particularly relates to a prestress anchor bolt installation structure and an installation method. Background The wind generating set is used as important equipment of clean energy, and the installation stability of the wind generating set is directly related to long-term safety and reliability of the running of the wind generating set. In the integral installation process of the wind driven generator, the fixed anchor bolt assembly plays a key role in firmly connecting the tower base with the ground foundation. The assembly generally comprises two annular anchor plates which are arranged up and down oppositely, and a plurality of anchor bolts which are uniformly distributed between the two anchor plates along the circumferential direction, wherein the anchor bolts and the anchor plates are locked and fixed through bolts and nuts, so that an integral structure with enough prestress is formed. At present, the assembly of the assembly generally adopts the following steps that an upper anchor plate is firstly lifted and suspended by using lifting equipment, a lower anchor plate is placed on a mounting base on the ground in advance, so that the upper anchor plate and the lower anchor plate are kept opposite to each other up and down, then an operator needs to manually insert each anchor bolt into corresponding mounting holes of the two anchor plates one by one from the upper side, the cooperation between ground personnel and staff positioned on the upper anchor plate is relied on in the penetrating process, the anchor bolts are ensured to be approximately in place, nuts at two ends of each anchor bolt are sequentially screwed by the operator after all the anchor bolts are placed, and the assembly and locking of the whole assembly are completed. However, the traditional installation mode has obvious defects in practical engineering application that a plurality of operators are required to be positioned on the suspended upper anchor plate for operation in the installation process, the high-altitude operation environment is complex, and safety accidents such as personnel falling and object falling are easy to cause. To this end, the invention provides a prestressed anchor bolt installation structure and an installation method. Disclosure of Invention In order to overcome the deficiencies of the prior art, at least one technical problem presented in the background art is solved. The technical scheme adopted by the invention for solving the technical problems is that the prestress anchor bolt mounting structure comprises: the anchor device comprises an upper anchor plate, a lower anchor plate and anchor bolt bodies uniformly arranged between the upper anchor plate and the lower anchor plate along the circumferential direction; The mounting table assembly is used for limiting and supporting the upper anchor plate and the lower anchor plate so as to mount the anchor bolt body between the upper anchor plate and the lower anchor plate, and comprises a bottom plate, wherein two sides of the top of the bottom plate are symmetrically provided with side plates, a pair of support rollers are arranged between the side plates on two sides in parallel, and two ends of each support roller are respectively provided with a support wheel for clamping the anchor plate; The transmission components are arranged at two ends of the supporting rollers and used for driving the two supporting rollers to rotate. Preferably, the transmission assembly includes: The transmission rods are arranged below the middle of the two supporting rollers and along the length direction of the supporting rollers, and transmission shafts are respectively arranged at two ends of each transmission rod; one side of the transmission shaft is connected with a motor, the motor is in sliding connection with the adjacent side plate, and the other side of the transmission shaft is rotationally connected with a sliding table which is in sliding connection with the adjacent side plate; The two end parts of the supporting rollers are respectively provided with a connecting rod, a second chain wheel is fixed on the connecting rods, and a first transmission chain is sleeved on the first chain wheel and the second chain wheel on the same side. The adjusting assembly comprises inner threaded sleeves relatively fixed on connecting rods at two sides, hexagonal loop bars are arranged in the middle of the inner threaded sleeves at two sides, threaded rods are respectively fixed at two ends of the hexagonal loop bars, the threaded rods at two sides are respectively connected inside the inner threaded sleeves at the adjacent sides, chain wheels three are respectively fixed on the hexagonal loop bars at two sides, and the chain wheels three at two sides are connected through a transmission chain two. Preferably, the conne