A carbon fiber cloth arc tensioning device for wind power steel pipe and use method

Abstract

The present invention discloses an arc-shaped tensioning device for carbon fiber cloth used for wind power steel pipes in the technical field of wind power towers, comprising two arc-shaped pressure plates, two arc-shaped frame beams, two groups of connecting devices, basket adjustment bolts, and washers. The lower ends of the arc-shaped pressure plates and the arc-shaped frame beams are arc-shaped plates matching the wind power steel pipes. The pressure plate bolts penetrate the bolt hole plates on the arc-shaped pressure plates and the arc-shaped frame beams to fix the arc-shaped pressure plates to the arc-shaped frame beams. Each group of connecting devices comprises two frame frames and a frame frame connecting plate connecting the two frame frames. The free ends of the two frame frames of each group of connecting devices do not contact each other. The connecting plate bolts penetrate the bolt holes and U-shaped holes on the frame frames to fix the two groups of frame frames between the arc-shaped frame beams. The two ends of the basket adjustment bolts are respectively installed on the inner walls of the arc-shaped frame beams on both sides. The beneficial effects are as follows: It is suitable for arc-shaped tensioning of carbon fiber cloth for wind power steel pipes and for preventing cracks in wind power steel pipes.

Description

Technical Field

[0001] The invention belongs to the technical field of wind power towers, and in particular relates to a carbon fiber cloth arc tensioning device for a wind power steel pipe and a use method thereof. Background Art

[0002] One of the existing technologies for reinforcing wind power steel pipes is to lay prestressed carbon fiber cloth on the surface of the wind power steel pipe. The carbon fiber cloth can be used to reinforce the wind power steel pipe, inhibit the generation and development of cracks on the wind power steel pipe, and improve the bearing capacity and service life of the wind power steel pipe. In the aforementioned reinforcement treatment scheme, a carbon fiber cloth tensioning device is required. The existing carbon fiber cloth tensioning device has many problems when used: in order to meet the reinforcement requirements, a large prestress needs to be applied to the carbon fiber cloth.

[0003] The existing carbon fiber cloth tensioning devices generally use a direct pulling method to tension the carbon fiber cloth, so it is necessary to use power equipment to pull the carbon fiber cloth. The use of power equipment leads to the complexity and heavyness of the structure of the carbon fiber cloth tensioning device. The workload of the early erection and later dismantling of the carbon fiber cloth tensioning device is almost equivalent to a small project, especially for some small reinforcement projects, which greatly increases the construction cost. In addition, due to the large dead weight of the carbon fiber cloth tensioning device, in order to ensure the stability of the carbon fiber cloth tensioning device during installation, it is necessary to set many anchor points on the structure to be reinforced, resulting in greater damage to the structure, which is itself contrary to the purpose of reinforcement treatment.

[0004] The existing technology still has the problem of difficulty in equipment installation and lack of special paving equipment when reinforcing the outer peripheral surface of the cylindrical wind power steel pipe. Summary of the invention

[0005] In order to solve the above problems, the present invention decides to develop a carbon fiber cloth arc tensioning device for wind power steel pipes and a method of use.

[0006] A carbon fiber cloth arc tensioning device for wind power steel pipes, comprising two arc-shaped pressure plates, two arc-shaped frame beams, two groups of connecting devices, basket adjustment bolts, and washers. The upper ends of the arc-shaped pressure plates and the arc-shaped frame beams are straight plates, and the lower ends of the arc-shaped pressure plates and the arc-shaped frame beams are arc-shaped plates matching the wind power steel pipes. The arc-shaped pressure plates and the arc-shaped frame beams are provided with corresponding bolt holes. The pressure plate bolts penetrate the bolt hole plates on the arc-shaped pressure plates and the arc-shaped frame beams to fix the arc-shaped pressure plates to the arc-shaped frame beams. Each group of connecting devices comprises two frame frames and a frame frame connecting plate connecting the two frame frames. One end of a frame frame of each group of connecting devices is welded to a The inner wall of the side arc-shaped frame beam, one end of the other frame frame of each group of connecting devices is welded to the inner wall of the other side arc-shaped frame beam, the unconnected end of the frame frame is a free end and is provided with a bolt hole, a U-shaped hole is provided on the frame frame connecting plate, the free ends of the two frame frames of each group of connecting devices do not contact, the connecting plate bolts pass through the bolt holes on the frame frame and the U-shaped holes on the frame frame connecting plate to fix the two groups of frame frames between the arc-shaped frame beams, the two ends of the basket adjustment bolts are respectively installed on the inner walls of the arc-shaped frame beams on both sides, a shim groove is provided at the top of the arc-shaped frame beam, and the shim is installed in the shim groove at the top of the arc-shaped frame beam.

[0007] Furthermore, a lining rubber block is provided between the arc-shaped pressing plate and the arc-shaped frame beam.

[0008] Furthermore, the flower basket adjustment bolt includes a left-handed turnbuckle screw, a right-handed turnbuckle screw, and a flower basket nut; the flower basket nut includes a left-handed turnbuckle nut, a right-handed turnbuckle nut, and a flower basket nut body; both ends of the flower basket nut body are respectively provided with a left-handed turnbuckle nut and a right-handed turnbuckle nut; one end of the left-handed turnbuckle screw is fixed to the inner wall of an arc-shaped frame beam, and one end of the right-handed turnbuckle screw is fixed to the inner wall of another arc-shaped frame beam; the left-handed turnbuckle nut is movably mounted on the left-handed turnbuckle screw, and the right-handed turnbuckle nut is movably mounted on the right-handed turnbuckle screw.

[0009] Furthermore, the flower basket adjustment bolt includes a left-handed turnbuckle sleeve, a right-handed turnbuckle sleeve, and a lead screw, one end of the left-handed turnbuckle sleeve is fixed to the inner wall of an arc-shaped frame beam, and one end of the right-handed turnbuckle sleeve is fixed to the inner wall of another arc-shaped frame beam; the lead screw includes a left-handed thread, a lead screw body, and a right-handed thread, and left-handed threads and right-handed threads are respectively provided at both ends of the lead screw body, the left-handed thread is movably mounted on the left-handed turnbuckle sleeve, and the right-handed thread is movably mounted on the right-handed turnbuckle sleeve.

[0010] A method for using a carbon fiber cloth arc tensioning device for a wind power steel pipe, the specific steps are as follows:

[0011] (1) Install the frame and perform preliminary fixing: fix one end of a frame frame of each set of connecting devices to the inner wall of the curved frame beam on one side, and fix one end of another frame frame to the inner wall of the curved frame beam on the other side. Insert the connecting plate bolts through the bolt holes on the frame frame and the U-shaped holes on the frame frame connecting plate to respectively and preliminarily fix the two sets of frame frames between the two curved frame beams. The free ends of the two frame frames of each set of connecting devices between the curved frame beams should not touch each other, and the connecting plate bolts should not be tightened.

[0012] (2) Install two basket adjustment bolts between the two arc-shaped frame beams: fix the two ends of the basket adjustment bolts to the inner walls of the arc-shaped frame beams on both sides respectively;

[0013] (3) Fix the two ends of the carbon fiber cloth to the arc-shaped pressure plates and the arc-shaped frame beams on both sides respectively: Use pressure plate bolts to penetrate the bolt holes on the arc-shaped pressure plates and the arc-shaped frame beams to fix the carbon fiber cloth between the arc-shaped pressure plates and the arc-shaped frame beams. A lining rubber block is installed between the arc-shaped pressure plates and the arc-shaped frame beams.

[0014] (4) Adjust the basket adjustment bolt to tighten the carbon fiber cloth;

[0015] (5) Tighten the connecting plate bolts connecting the frame frame and the frame frame connecting plate;

[0016] (6) Apply glue to the places where the carbon fiber cloth needs to be laid on the main column of the wind tower and on the carbon fiber cloth respectively, press the tensioned carbon fiber cloth onto the places where the carbon fiber cloth needs to be laid on the main column of the steel pipe where the glue has just been applied, and compact the carbon fiber cloth with a rubber hammer;

[0017] (7) Install the washer in the washer groove at the top of the arc-shaped frame beam, and use a stainless steel tie to fix the carbon fiber cloth arc tensioning equipment for the wind power steel pipe to the place where the carbon fiber cloth needs to be laid on the outer wall of the wind power steel pipe;

[0018] (8) Curing and curing. After curing, remove the stainless steel tie and the arc-shaped tensioning equipment of the carbon fiber cloth used for the wind power steel pipe, and apply glue to the unbonded edge of the carbon fiber cloth and bond it to the wind power steel pipe plate.

[0019] Furthermore, before applying glue to the steel pipe main column in step (6), first mark the edge of the steel pipe main column where the carbon fiber cloth needs to be laid with a marker pen according to the equipment size, polish and clean the paint layer on the surface of the plate, expose the raw material base surface, clean it with an iron brush, and wipe it clean with an alcohol cloth.

[0020] The beneficial effects achieved by the present invention are as follows: the device performs arc tensioning on the carbon fiber cloth, the arc tensioning device has a small deadweight, is particularly suitable for arc tensioning of the carbon fiber cloth of wind power steel pipes, and is generally used to prevent cracks in wind power steel pipes. It causes little damage to the structure during installation and erection, does not require power equipment, and can be easily completed manually with the help of the device to tension the carbon fiber cloth, is easy to dismantle, and has high construction efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 A structural schematic diagram of a carbon fiber cloth arc tensioning device for wind power steel pipes applied to the main column of a wind tower;

[0022] Figure 2 A three-dimensional diagram of a carbon fiber cloth arc tensioning device for a wind power steel pipe in Example 1 applied to a main column of a wind tower;

[0023] Figure 3 This is a schematic diagram of the structure of the flower basket adjusting bolt in Example 1;

[0024] Figure 4 This is a schematic diagram of the structure of the flower basket adjusting bolt in Example 2;

[0025] The accompanying drawings in the figure are marked as follows:

[0026] 1 arc-shaped pressure plate, 2 arc-shaped frame beam, 3 frame frame, 4 frame frame connecting plate, 5 basket adjustment bolt, 6 shim, 7 carbon fiber cloth, 8 U-shaped hole, 9 stainless steel cable tie, 10 wind tower main column, 11 pressure plate bolt, 12 connecting plate bolt, 13 shim groove, 14 left-handed turnbuckle screw, 15 left-handed turnbuckle nut, 16 right-handed turnbuckle nut, 17 right-handed turnbuckle screw, 18 turnbuckle nut body, 19 left-handed turnbuckle sleeve, 20 left-handed thread, 21 screw body, 22 right-handed thread, 23 right-handed turnbuckle sleeve. DETAILED DESCRIPTION Example 1

[0027] like Figure 1-3A carbon fiber cloth arc tensioning device for wind power steel pipes, comprising two arc-shaped pressure plates 1, two arc-shaped frame beams 2, two sets of connecting devices, two basket adjustment bolts 5, and two pads 6. The upper ends of the arc-shaped pressure plates 1 and the arc-shaped frame beams 2 are straight plates, and the lower ends of the arc-shaped pressure plates 1 and the arc-shaped frame beams 2 are arc-shaped plates matching the wind power steel pipes. The arc-shaped pressure plates 1 and the arc-shaped frame beams 2 are provided with corresponding bolt holes. The pressure plate bolts 11 penetrate the bolt hole plates on the arc-shaped pressure plates 1 and the arc-shaped frame beams 2 to fix the arc-shaped pressure plates 1 to the arc-shaped frame beams 2; each set of connecting devices comprises two frame frames 3 and a frame frame connecting plate 4 connecting the two frame frames 3. One end of a frame frame 3 of each set of connecting devices is welded to The inner wall of the arc-shaped frame beam 2 on one side, one end of the other frame frame 3 of each group of connecting devices is welded to the inner wall of the arc-shaped frame beam 2 on the other side, the unconnected end of the frame frame 3 is a free end and is provided with a bolt hole, the frame frame connecting plate 4 is provided with a U-shaped hole 8, the free ends of the two frame frames 3 of each group of connecting devices do not touch, the connecting plate bolts 12 penetrate the bolt holes on the frame frame 3 and the U-shaped holes 8 on the frame frame connecting plate 4 to fix the two groups of frame frames 3 between the arc-shaped frame beams 2, the two ends of the basket adjustment bolts 5 are respectively installed on the inner walls of the arc-shaped frame beams 2 on both sides, the top of the arc-shaped frame beam 2 is provided with a shim groove 13, and the shim 6 is installed in the shim groove 13 at the top of the arc-shaped frame beam 2. A lining rubber block is also provided between the arc-shaped pressure plate 1 and the arc-shaped frame beam 2.

[0028] The basket adjusting bolt includes a left-handed turnbuckle screw 14, a right-handed turnbuckle screw 17, and a basket nut. The basket nut includes a left-handed turnbuckle nut 15, a right-handed turnbuckle nut 16, and a basket nut body 18. The left-handed turnbuckle nut 15 and the right-handed turnbuckle nut 16 are respectively provided at both ends of the basket nut body 18. One end of the left-handed turnbuckle screw 14 is fixed to the inner wall of an arc-shaped frame beam, and one end of the right-handed turnbuckle screw 17 is fixed to the inner wall of another arc-shaped frame beam. The outer walls of the left-handed turnbuckle screw 14 and the right-handed turnbuckle screw 17 are provided with threads; the left-handed turnbuckle nut 15 is movably installed on the outer wall of the left-handed turnbuckle screw 14 through a threaded connection, and the right-handed turnbuckle nut 16 is movably installed on the outer wall of the right-handed turnbuckle screw 17 through a threaded connection.

[0029] A method for using a carbon fiber cloth arc tensioning device for a wind power steel pipe, the specific steps are as follows:

[0030] (1) Install the frame and initially fix it: weld and fix one end of a frame frame 3 of each set of connecting devices to the inner wall of the curved frame beam 2 on one side, weld and fix one end of another frame frame 3 to the inner wall of the curved frame beam 2 on the other side, and insert the connecting plate bolts 12 through the bolt holes on the frame frame 3 and the U-shaped holes 8 on the frame frame connecting plate 4 to initially fix the two sets of frame frames 3 between the two curved frame beams 2. The free ends of the two frame frames 3 of each set of connecting devices between the curved frame beams 2 should not touch each other, and the connecting plate bolts 12 should not be tightened;

[0031] (2) Install two turnbuckle adjustment bolts 5 between the two arc-shaped frame beams 2: weld one end of the left-handed turnbuckle screw 14 to the inner wall of the left arc-shaped frame beam 2, and weld one end of the right-handed turnbuckle screw 17 to the inner wall of the right arc-shaped frame beam 2;

[0032] (3) Fix the two ends of the carbon fiber cloth 7 to the arc plate ends of the arc plate 1 and the arc frame beam 2 on both sides respectively: Use the plate bolts 11 to penetrate the bolt holes on the arc plate 1 and the arc frame beam 2 to fix the carbon fiber cloth 7 between the arc plate 1 and the arc frame beam 2. A lining rubber block is installed between the arc plate 1 and the arc frame beam 2;

[0033] (4) Adjusting the turnbuckle adjusting bolt 5: Turn the turnbuckle nut body 18 to adjust the positions of the left-handed turnbuckle screw 14 and the right-handed turnbuckle screw 17 in the left-handed turnbuckle nut 15 and the right-handed turnbuckle nut 16 to tighten the carbon fiber cloth 7;

[0034] (5) Tighten the connecting plate bolts 12 connecting the frame frame 3 and the frame frame connecting plate 4;

[0035] (6) Before brushing glue on the steel pipe main column, first mark the edge of the steel pipe main column where the carbon fiber cloth needs to be laid with a marker according to the equipment size, polish and clean the paint layer on the surface of the plate, expose the raw material base surface, clean it with an iron brush, and wipe it clean with an alcohol cloth; brush glue on the place where the carbon fiber cloth needs to be laid on the wind tower main column and on the carbon fiber cloth 7 respectively, press the tensioned carbon fiber cloth 7 on the place where the carbon fiber cloth needs to be laid on the steel pipe main column where the glue is just brushed, and compact the carbon fiber cloth 7 with a rubber hammer;

[0036] (7) Install the washer 6 in the washer groove 13 at the top of the arc-shaped frame beam 2, and use the stainless steel tie 9 to fix the carbon fiber cloth arc tensioning equipment for the wind power steel pipe to the outer wall of the wind power steel pipe 10 where the carbon fiber cloth needs to be laid;

[0037] (8) Curing and curing. After curing, remove the stainless steel tie 9 and the arc-shaped tensioning device for the carbon fiber cloth used for the wind power steel pipe, and apply glue to the unbonded edge of the carbon fiber cloth 7 to bond it to the wind power steel pipe plate. Example 2

[0038] like Figure 1 and Figure 4 A carbon fiber cloth arc tensioning device for wind power steel pipes, comprising two arc-shaped pressure plates 1, two arc-shaped frame beams 2, two sets of connecting devices, two basket adjustment bolts 5, and two pads 6. The upper ends of the arc-shaped pressure plates 1 and the arc-shaped frame beams 2 are straight plates, and the lower ends of the arc-shaped pressure plates 1 and the arc-shaped frame beams 2 are arc-shaped plates matching the wind power steel pipes. The arc-shaped pressure plates 1 and the arc-shaped frame beams 2 are provided with corresponding bolt holes. The pressure plate bolts 11 penetrate the bolt hole plates on the arc-shaped pressure plates 1 and the arc-shaped frame beams 2 to fix the arc-shaped pressure plates 1 to the arc-shaped frame beams 2; each set of connecting devices comprises two frame frames 3 and a frame frame connecting plate 4 connecting the two frame frames 3. One end of a frame frame 3 of each set of connecting devices is welded to The inner wall of the arc-shaped frame beam 2 on one side, one end of the other frame frame 3 of each group of connecting devices is welded to the inner wall of the arc-shaped frame beam 2 on the other side, the unconnected end of the frame frame 3 is a free end and is provided with a bolt hole, the frame frame connecting plate 4 is provided with a U-shaped hole 8, the free ends of the two frame frames 3 of each group of connecting devices do not touch, the connecting plate bolts 12 penetrate the bolt holes on the frame frame 3 and the U-shaped holes 8 on the frame frame connecting plate 4 to fix the two groups of frame frames 3 between the arc-shaped frame beams 2, the two ends of the basket adjustment bolts 5 are respectively installed on the inner walls of the arc-shaped frame beams 2 on both sides, the top of the arc-shaped frame beam 2 is provided with a shim groove 13, and the shim 6 is installed in the shim groove 13 at the top of the arc-shaped frame beam 2. A lining rubber block is also provided between the arc-shaped pressure plate 1 and the arc-shaped frame beam 2.

[0039] The flower basket adjusting bolt includes a left-handed turnbuckle sleeve 19, a right-handed turnbuckle sleeve 23, and a lead screw. The inner walls of the left-handed turnbuckle sleeve 19 and the right-handed turnbuckle sleeve 23 are provided with threads. One end of the left-handed turnbuckle sleeve 19 is fixed to the inner wall of an arc-shaped frame beam 2, and one end of the right-handed turnbuckle sleeve 23 is fixed to the inner wall of another arc-shaped frame beam 2; the lead screw includes a left-handed thread 20, a lead screw body 21, and a right-handed thread 22. The two ends of the lead screw body 21 are respectively provided with left-handed threads 20 and right-handed threads 22, and the outer walls of the left-handed thread 20 and right-handed thread 22 are provided with threads; the left-handed thread 20 is movably installed on the inner wall of the left-handed turnbuckle sleeve 19 through threads, and the right-handed thread 22 is movably installed on the inner wall of the right-handed turnbuckle sleeve 23 through threads.

[0040] A method for using a carbon fiber cloth arc tensioning device for a wind power steel pipe, the specific steps are as follows:

[0041] (1) Install the frame and perform preliminary fixing: fix one end of a frame frame 3 of each set of connecting devices to the inner wall of the curved frame beam 2 on one side, and fix one end of another frame frame 3 to the inner wall of the curved frame beam 2 on the other side, and insert the connecting plate bolts 12 through the bolt holes on the frame frame 3 and the U-shaped holes 8 on the frame frame connecting plate 4 to respectively and preliminarily fix the two sets of frame frames 3 between the two curved frame beams 2. The free ends of the two frame frames 3 of each set of connecting devices between the curved frame beams 2 should not touch each other, and the connecting plate bolts 12 should not be tightened;

[0042] (2) Install two turnbuckle adjustment bolts 5 between the two arc-shaped frame beams 2: fix one end of the left-handed turnbuckle wire sleeve 19 to the inner wall of the left arc-shaped frame beam 2, and fix one end of the right-handed turnbuckle wire sleeve 23 to the inner wall of the right arc-shaped frame beam 2;

[0043] (3) Fix the two ends of the carbon fiber cloth 7 to the arc plate ends of the arc plate 1 and the arc frame beam 2 on both sides respectively: Use the plate bolts 11 to penetrate the bolt holes on the arc plate 1 and the arc frame beam 2 to fix the carbon fiber cloth 7 between the arc plate 1 and the arc frame beam 2. A lining rubber block is installed between the arc plate 1 and the arc frame beam 2;

[0044] (4) Adjusting the turnbuckle adjusting bolt 5: Turn the screw body 21 to adjust the positions of the left-handed thread 20 and the right-handed thread 22 in the left-handed turnbuckle sleeve 19 and the right-handed turnbuckle sleeve 23 to tighten the carbon fiber cloth 7;

[0045] (5) Tighten the connecting plate bolts 12 connecting the frame frame 3 and the frame frame connecting plate 4;

[0046] (6) Before brushing glue on the steel pipe main column, first mark the edge of the steel pipe main column where the carbon fiber cloth needs to be laid with a marker according to the equipment size, polish and clean the paint layer on the surface of the plate, expose the raw material base surface, clean it with an iron brush, and wipe it clean with an alcohol cloth; brush glue on the place where the carbon fiber cloth needs to be laid on the wind tower main column and on the carbon fiber cloth 7 respectively, press the tensioned carbon fiber cloth 7 on the place where the carbon fiber cloth needs to be laid on the steel pipe main column where the glue is just brushed, and compact the carbon fiber cloth 7 with a rubber hammer;

[0047] (7) Install the washer 6 in the washer groove 13 at the top of the arc-shaped frame beam 2, and use the stainless steel tie 9 to fix the carbon fiber cloth arc tensioning equipment for the wind power steel pipe to the outer wall of the wind power steel pipe 10 where the carbon fiber cloth needs to be laid;

[0048] (8) Curing and curing. After curing, remove the stainless steel tie 9 and the arc-shaped tensioning device for the carbon fiber cloth used for the wind power steel pipe, and apply glue to the unbonded edge of the carbon fiber cloth 7 to bond it to the wind power steel pipe plate.

Claims

1. A carbon fiber cloth arc tensioning device for wind power steel pipe, characterized in that: The invention comprises two arc-shaped pressing plates (1), two arc-shaped frame beams (2), two groups of connecting devices, a basket adjusting bolt (5), and a washer (6); the upper ends of the arc-shaped pressing plates (1) and the arc-shaped frame beams (2) are straight plates, and the lower ends of the arc-shaped pressing plates (1) and the arc-shaped frame beams (2) are arc-shaped plates matching wind power steel pipes; the arc-shaped pressing plates (1) and the arc-shaped frame beams (2) are provided with corresponding bolt holes; the pressing plate bolts (11) penetrate the bolt hole plates on the arc-shaped pressing plates (1) and the arc-shaped frame beams (2) to fix the arc-shaped pressing plates (1) to the arc-shaped frame beams (2); each group of connecting devices comprises two frame frames (3) and a frame frame connecting plate (4) connecting the two frame frames (3); one end of a frame frame (3) of each group of connecting devices is welded to the inner wall of one side of the arc-shaped frame beam (2) One end of the other frame frame (3) of each group of connecting devices is welded to the inner wall of the other side arc-shaped frame beam (2); the unconnected end of the frame frame (3) is a free end and is provided with a bolt hole; a U-shaped hole (8) is provided on the frame frame connecting plate (4); the free ends of the two frame frames (3) of each group of connecting devices do not contact each other; the connecting plate bolts (12) penetrate the bolt holes on the frame frames (3) and the U-shaped holes (8) on the frame frame connecting plate (4) to fix the two groups of frame frames (3) between the arc-shaped frame beams (2); the two ends of the basket adjustment bolts (5) are respectively mounted on the inner walls of the arc-shaped frame beams (2) on both sides; a washer groove (13) is provided at the top end of the arc-shaped frame beam (2); and the washer (6) is mounted in the washer groove (13) at the top end of the arc-shaped frame beam (2).

2. The carbon fiber cloth arc tensioning device for wind power steel pipe according to claim 1, characterized in that: A lining rubber block is also provided between the arc-shaped pressing plate (1) and the arc-shaped frame beam (2).

3. The carbon fiber cloth arc tensioning device for wind power steel pipe according to claim 1, characterized in that: The turnbuckle adjusting bolt comprises a left-handed turnbuckle screw (14), a right-handed turnbuckle screw (17), and a turnbuckle nut; the turnbuckle nut comprises a left-handed turnbuckle nut (15), a right-handed turnbuckle nut (16), and a turnbuckle nut body (18); two ends of the turnbuckle nut body (18) are respectively provided with a left-handed turnbuckle nut (15) and a right-handed turnbuckle nut (16); one end of the left-handed turnbuckle screw (14) is fixed to the inner wall of an arc-shaped frame beam, and one end of the right-handed turnbuckle screw (17) is fixed to the inner wall of another arc-shaped frame beam; the left-handed turnbuckle nut (15) is movably mounted on the left-handed turnbuckle screw (14), and the right-handed turnbuckle nut (16) is movably mounted on the right-handed turnbuckle screw (17).

4. The carbon fiber cloth arc tensioning device for wind power steel pipe according to claim 1, characterized in that: The turnbuckle adjusting bolt comprises a left-handed turnbuckle sleeve (19), a right-handed turnbuckle sleeve (23), and a lead screw. One end of the left-handed turnbuckle sleeve (19) is fixed to the inner wall of one arc-shaped frame beam (2), and one end of the right-handed turnbuckle sleeve (23) is fixed to the inner wall of another arc-shaped frame beam (2). The lead screw comprises a left-handed thread (20), a lead screw body (21), and a right-handed thread (22). The left-handed thread (20) and the right-handed thread (22) are respectively arranged at two ends of the lead screw body (21). The left-handed thread (20) is movably mounted on the left-handed turnbuckle sleeve (19), and the right-handed thread (22) is movably mounted on the right-handed turnbuckle sleeve (23).

5. A method for using the arc-shaped tensioning device for carbon fiber cloth used for wind power steel pipe according to claim 1, characterized in that the specific steps are as follows: (1) Install the frame and perform preliminary fixing: fix one end of a frame frame (3) of each set of connecting devices to the inner wall of the arc-shaped frame beam (2) on one side, and fix one end of another frame frame (3) to the inner wall of the arc-shaped frame beam (2) on the other side, insert the connecting plate bolts (12) through the bolt holes on the frame frame (3) and the U-shaped holes (8) on the frame frame connecting plate (4), and respectively preliminarily fix the two sets of frame frames (3) between the two arc-shaped frame beams (2), and the free ends of the two frame frames (3) of each set of connecting devices between the arc-shaped frame beams (2) should not touch each other, and the connecting plate bolts (12) should not be tightened; (2) Install two flower basket adjustment bolts (5) between the two arc-shaped frame beams (2): fix the two ends of the flower basket adjustment bolts (5) to the inner walls of the arc-shaped frame beams (2) on both sides respectively; (3) Fixing the two ends of the carbon fiber cloth (7) to the arc-shaped pressing plate (1) and the arc-shaped frame beam (2) on both sides respectively: using the pressing plate bolts (11) to penetrate the bolt holes on the arc-shaped pressing plate (1) and the arc-shaped frame beam (2) to fix the carbon fiber cloth (7) between the arc-shaped pressing plate (1) and the arc-shaped frame beam (2); and installing a lining rubber block between the arc-shaped pressing plate (1) and the arc-shaped frame beam (2); (4) Adjust the turnbuckle adjustment bolt (5) to tighten the carbon fiber cloth (7); (5) Tighten the connecting plate bolts (12) connecting the frame frame (3) and the frame frame connecting plate (4); (6) Apply glue to the places where the carbon fiber cloth is to be laid on the main column of the wind tower and on the carbon fiber cloth (7), respectively, press the tensioned carbon fiber cloth (7) onto the places where the carbon fiber cloth is to be laid on the main column of the steel pipe where the glue is just applied, and compact the carbon fiber cloth (7) with a rubber hammer; (7) Install the washer (6) in the washer groove (13) at the top of the arc-shaped frame beam (2), and use a stainless steel tie (9) to fix the carbon fiber cloth arc tensioning device for the wind power steel pipe to the outer wall of the wind power steel pipe (10) at the place where the carbon fiber cloth needs to be laid; (8) Curing and curing. After curing, remove the stainless steel tie (9) and the arc-shaped tensioning device for the carbon fiber cloth used for the wind power steel pipe, and apply glue to the unbonded edge of the carbon fiber cloth (7) to bond it to the wind power steel pipe plate.

6. The method for using the carbon fiber cloth arc tensioning device for wind power steel pipe according to claim 5 is characterized in that: Before brushing glue on the steel pipe main column in step (6), first mark the edge of the steel pipe main column where the carbon fiber cloth needs to be laid with a marker pen according to the equipment size, polish and clean the paint layer on the surface of the plate, expose the raw material base surface, clean it with an iron brush, and wipe it clean with an alcohol cloth.

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