Annular heating device for blade root baffle of wind power blade

Abstract

The invention relates to the technical field of heating devices, and provides an annular heating device for a blade root baffle of a wind power blade, which adopts a plurality of groups of annularly distributed infrared emission sources, and fully and uniformly heats the adhesive position of the blade root baffle by adjusting the height, axial position and chordwise position of the infrared emission sources, so that the adhesive can be quickly cured, and the service life of the blade root baffle is prolonged. The blade production device comprises a plurality of infrared heating modules, and further comprises a height adjusting module, an axial adjusting module and a chordwise adjusting module, an automatic lifting frame is mounted on the height adjusting module, the axial adjusting module comprises a rotating mounting frame, and the rotating mounting frame is mounted on the chordwise adjusting module. The rotating mounting frame is rotatably connected to the automatic lifting frame, a first servo motor is mounted on the rotating mounting frame and used for driving and controlling rotation of the rotating mounting frame relative to the automatic lifting frame, a plurality of telescopic sliding rods are slidably connected to the rotating mounting frame, and a plurality of adjusting assemblies are mounted on the rotating mounting frame.

Description

Technical Field

[0001] The invention relates to the technical field of heating devices, and in particular to an annular heating device for a blade root baffle of a wind turbine blade. Background Art

[0002] As the name suggests, a wind turbine blade root baffle annular heating device is a device used for auxiliary heating of wind turbine blade root baffles, wherein a plurality of infrared heating modules for heating are distributed in an annular shape as a whole.

[0003] In the existing post-processing procedures of wind turbine blades, the heating and curing stage of the blade root baffle adhesive mainly uses the hot air blower's blow pipe to blow directly near the baffle, and uses a thermal cycle method to heat and cure the blade root baffle adhesive. The curing time required is long, and the heating is uneven and the curing efficiency is low, which has a great impact on the output efficiency of the blade. Summary of the invention

[0004] In view of the shortcomings of the prior art, the present invention provides an annular heating device for a wind turbine blade root baffle, which adopts a plurality of groups of annularly distributed infrared emission sources. By adjusting the height, axial and chordal positions of the infrared emission sources, the root baffle adhesive position can be fully and evenly heated, which can achieve rapid curing of the adhesive, thereby improving the output efficiency of the blade, and has rich adjustment methods and good practicality.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a wind turbine blade root baffle annular heating device, comprising a plurality of infrared heating modules, and also comprising a height adjustment module, an axial adjustment module and a chord adjustment module, wherein an automatic lifting frame is installed on the height adjustment module, the axial adjustment module comprises a rotating mounting frame, the rotating mounting frame is rotatably connected to the automatic lifting frame, and a first servo motor is installed on the rotating mounting frame, the first servo motor is used for rotating and controlling the rotating mounting frame relative to the automatic lifting frame, a plurality of telescopic sliding rods are slidably connected to the rotating mounting frame, a plurality of adjustment components are installed on the rotating mounting frame, a plurality of the telescopic sliding rods are respectively connected to the plurality of the adjustment components, a second servo motor is installed on the rotating mounting frame, the second servo motor provides electric drive for the plurality of the adjustment components, the chord adjustment module comprises a plurality of fixed sleeves and a plurality of sliding rods, a plurality of the fixed sleeves are respectively fixedly connected to the plurality of the telescopic sliding rods, a plurality of the sliding rods are respectively slidably connected to the plurality of fixed sleeves, a plurality of the fixed sleeves are threadedly connected with positioning bolts, a plurality of the positioning bolts are respectively used for tightening a plurality of the sliding rods, and a plurality of the infrared heating modules are respectively fixedly connected to the plurality of sliding rods.

[0006] On the basis of the above-mentioned scheme, multiple adjustment components all include an outrigger cylinder, a driving wheel, a traction rope ring and a rope pressing frame, multiple outrigger cylinders are all fixedly connected to the rotating mounting frame, multiple outrigger cylinders are all fixedly connected to a bogie, multiple bogies are all rotatably connected to a steering wheel, multiple steering wheels are respectively matched with multiple traction rope rings, multiple side notches are opened on the rotating mounting frame, multiple driving wheels are respectively rotatably connected in the multiple side notches, multiple driving wheels are respectively matched with multiple traction rope rings, multiple rope pressing frames are respectively fixedly connected to multiple telescopic sliding rods, multiple rope pressing frames are all opened with strip openings, multiple traction rope rings respectively pass through the multiple strip openings, and limiting components are installed in the multiple strip openings, and multiple limiting components are respectively matched with multiple traction rope rings.

[0007] On the basis of the above-mentioned scheme, the multiple limiting assemblies all include fixed frames, the multiple fixed frames are respectively fixedly connected to the multiple rope pressing frames, the multiple fixed frames are all fixedly connected with internal threaded tubes, the multiple internal threaded tubes are all threadedly connected with threaded pressure rods, and the multiple threaded pressure rods are respectively used to tighten the multiple traction rope rings.

[0008] On the basis of the above-mentioned scheme, contact strips are slidably connected in the plurality of strip openings, strip surfaces are provided on the plurality of contact strips, the strip surfaces are respectively matched with the plurality of traction rope rings, elastic springs are fixedly connected on the plurality of strip surfaces, and the elastic springs are respectively rotatably connected with the plurality of threaded pressure rods.

[0009] On the basis of the above-mentioned scheme, multiple traction rope rings are all equipped with direction limiting frames, and multiple direction limiting frames all include fixed stands, and multiple fixed stands are respectively fixedly connected to multiple protruding tubes, and multiple fixed stands are respectively provided with first retaining guide holes and second retaining guide holes. Multiple traction rope rings pass through multiple first retaining guide holes, and multiple traction rope rings pass through multiple second retaining guide holes, and multiple fixed stands are fixedly connected with steering plates, and multiple steering plates are respectively provided with first steering holes and second steering holes. Multiple first steering holes are respectively used for steering guidance of multiple traction rope rings, and multiple second steering holes are also respectively used for steering guidance of multiple traction rope rings.

[0010] On the basis of the above scheme, a side drive gear is installed on the output shaft of the second servo motor, and the side drive gear is meshed with a synchronous drive gear ring. The synchronous drive gear ring is rotatably connected to the rotating mounting frame, and the synchronous drive gear ring is meshed with multiple transmission gears. The multiple transmission gears are respectively fixedly connected to the multiple drive wheels.

[0011] On the basis of the above scheme, a stepped shaft frame is fixedly connected to the automatic lifting frame, the rotating mounting frame is rotatably connected to the stepped shaft frame, the first servo motor is installed on the stepped shaft frame, a driving spur gear is installed on the output shaft of the first servo motor, the driving spur gear is meshed with a transmission spur gear, and the transmission spur gear is fixedly connected to the rotating mounting frame.

[0012] On the basis of the above scheme, the height adjustment module includes a chassis frame, load-bearing wheels and steering wheels are installed on the chassis frame, a track vertical frame is fixedly connected to the chassis frame, the automatic lifting frame is slidably connected to the track vertical frame, a hydraulic cylinder is installed on the chassis frame, the telescopic rod of the hydraulic cylinder is connected to the automatic lifting frame, and a hydraulic station is installed at one end of the track vertical frame away from the rotating mounting frame, and the hydraulic station is used for controlling the operation of the hydraulic cylinder.

[0013] On the basis of the above-mentioned solution, two operating rings are fixedly connected to the track vertical frame, and the two operating rings are both provided with auxiliary operating inclined sections and auxiliary operating vertical sections.

[0014] On the basis of the above-mentioned scheme, multiple infrared heating modules are equipped with far-infrared quartz electric heating tubes, the power of multiple far-infrared quartz electric heating tubes is 0.5kw-0.8kw, the heating temperature of multiple far-infrared quartz electric heating tubes is up to 150°C, and multiple far-infrared quartz electric heating tubes are equipped with temperature sensors and PLC controllers.

[0015] Compared with the prior art, the present invention provides a wind turbine blade root baffle annular heating device, which has the following beneficial effects:

[0016] (1) In the present invention, a mounting structure adapted to a plurality of infrared heating modules is formed through the design of a chord-wise adjustment module, which facilitates the bracket installation of a plurality of infrared heating modules and enables the relative protrusion distances of the plurality of infrared heating modules to be adjusted, thereby achieving chord-wise adjustment.

[0017] (2) In the present invention, through the design of the axial adjustment module, a synchronous installation structure adapted to multiple chordal adjustment modules is formed, so that the axial adjustment of multiple infrared heating modules can be achieved while installing the chordal adjustment module.

[0018] (3) In the present invention, the height adjustment module is designed to form an automatic lifting frame installation, so that the automatic lifting frame can have the functions of height adjustment and movement, and then realize the synchronous height adjustment and position movement of multiple infrared heating modules, which is more practical. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the present invention;

[0020] Figure 2 It is a schematic diagram of the three-dimensional structure of the rotating mounting frame of the present invention installed relative to the automatic lifting frame;

[0021] Figure 3 For the present invention Figure 2 A schematic diagram of the local enlarged structure at point A in the middle;

[0022] Figure 4 For the present invention Figure 2 A schematic diagram of the local enlarged structure at B in the middle;

[0023] Figure 5 For the present invention Figure 2 A schematic diagram of the local enlarged structure at C in the middle;

[0024] Figure 6 It is a schematic diagram of the three-dimensional structure of the rotating mounting frame, the outrigger cylinder and the steering wheel of the present invention;

[0025] Figure 7 For the present invention Figure 6 A schematic diagram of the local enlarged structure at D in the middle;

[0026] Figure 8 It is a schematic diagram of the three-dimensional structure of the outrigger cylinder, the steering wheel and the direction limiting frame of the present invention;

[0027] Fig. 9 A three-dimensional schematic diagram of another angle of the present invention as a whole;

[0028] Fig.10 For the present invention Fig. 9 A schematic diagram of the local enlarged structure at E in the middle;

[0029] Fig.11 For the present invention Fig. 9 A schematic diagram of the local enlarged structure at F in the middle;

[0030] Fig.12 It is a three-dimensional structural schematic diagram of another angle of the cooperation of the outrigger cylinder, the steering wheel and the direction limiting frame of the present invention;

[0031] Fig.13 It is a schematic diagram of the three-dimensional structure of the telescopic slide rod, the fixing sleeve and the rope pressing frame of the present invention;

[0032] Fig.14 For the present invention Fig.13 A schematic diagram of the local enlarged structure at G in the middle;

[0033] Fig.15 It is a schematic diagram of the three-dimensional structure of the threaded pressure rod, the contact strip and the elastic spring of the present invention;

[0034] Fig.16 It is a schematic diagram of the three-dimensional structure of the present invention as a whole from the rear side;

[0035] Fig.17 It is a schematic diagram of the heating operation performed relative to the blade root baffle of a wind turbine blade according to the present invention.

[0036] In the figure: 1, automatic lifting frame; 2, rotating mounting frame; 3, first servo motor; 4, telescopic slide rod; 5, second servo motor; 6, fixed sleeve; 7, sliding rod; 8, positioning bolt; 9, extended cylinder; 10, driving wheel; 11, traction rope ring; 12, rope pressing frame; 13, bogie; 14, steering wheel; 15, side notch; 16, strip opening; 17, fixed frame; 18, internal threaded cylinder; 19, threaded pressure rod; 20, contact strip; 21, strip surface; 22, elastic spring; 23, direction limit frame; 24, fixed Fixed frame; 25. First holding guide hole; 26. Second holding guide hole; 27. Steering plate; 28. First steering hole; 29. ​​Second steering hole; 30. Synchronous drive gear ring; 31. Transmission gear; 32. Step shaft frame; 33. Driving spur gear; 34. Transmission spur gear; 35. Chassis frame; 36. Load-bearing wheels; 37. Steering wheels; 38. Track vertical frame; 39. Hydraulic cylinder; 40. Hydraulic station; 41. Operating ring; 42. Auxiliary operation inclined section; 43. Auxiliary operation vertical section; 44. Far-infrared quartz electric heating tube. DETAILED DESCRIPTION

[0037] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0038] Example

[0039] See also Figure 1-Figure 17A wind turbine blade root baffle annular heating device includes a plurality of infrared heating modules, a height adjustment module, an axial adjustment module and a chord adjustment module. An automatic lifting frame 1 is installed on the height adjustment module. The axial adjustment module includes a rotating mounting frame 2. The rotating mounting frame 2 is rotatably connected to the automatic lifting frame 1. A first servo motor 3 is installed on the rotating mounting frame 2. The first servo motor 3 is used for driving and controlling the rotation of the rotating mounting frame 2 relative to the automatic lifting frame 1. A plurality of telescopic slide rods 4 are slidably connected to the rotating mounting frame 2. A plurality of adjustment components are installed on the rotating mounting frame 2. The plurality of telescopic slide rods 4 are respectively connected to the plurality of adjustment components. The first servo motor 3 is installed on the rotating mounting frame 2. Two servo motors 5, a side drive gear is installed on the output shaft of the second servo motor 5, the side drive gear is meshed with a synchronous drive gear ring 30, the synchronous drive gear ring 30 is rotatably connected to the rotating mounting frame 2, the synchronous drive gear ring 30 is meshed with multiple transmission gears 31, the second servo motor 5 provides electric drive for multiple adjustment components, the multiple adjustment components all include an extension tube 9, a driving wheel 10, a traction rope ring 11 and a rope pressing frame 12, the multiple extension tubes 9 are all fixedly connected to the rotating mounting frame 2, the multiple extension tubes 9 are all fixedly connected to the bogies 13, the multiple bogies 13 are rotatably connected with steering wheels 14, the multiple steering wheels 14 are respectively matched with the multiple traction rope rings 11, the rotating mounting frame 2 A plurality of side notches 15 are provided on the top, a plurality of driving wheels 10 are rotatably connected in the plurality of side notches 15, a plurality of driving wheels 10 are matched with a plurality of traction rope rings 11, a plurality of transmission gears 31 are fixedly connected with the plurality of driving wheels 10, a plurality of rope pressing frames 12 are fixedly connected with a plurality of telescopic slide bars 4, a plurality of rope pressing frames 12 are provided with strip openings 16, a plurality of traction rope rings 11 pass through the plurality of strip openings 16, and a plurality of strip openings 16 are installed with limiting components, a plurality of limiting components are matched with a plurality of traction rope rings 11, a plurality of limiting components include fixing frames 17, a plurality of fixing frames 17 are fixedly connected with a plurality of rope pressing frames 12, and a plurality of fixing frames 17 are An internal threaded tube 18 is fixedly connected, and threaded pressure rods 19 are threadedly connected in multiple internal threaded tubes 18. The multiple threaded pressure rods 19 are respectively used to tighten multiple traction rope rings 11. Contact strips 20 are slidably connected in multiple strip openings 16. Strip surfaces 21 are provided on multiple contact strips 20. The multiple strip surfaces 21 are matched with multiple traction rope rings 11 respectively. Elastic springs 22 are fixedly connected on multiple strip surfaces 21. The multiple elastic springs 22 are rotatably connected to the multiple threaded pressure rods 19 respectively. Through the design of the axial adjustment module, a synchronous installation structure compatible with multiple chordal adjustment modules is formed, so that the axial adjustment of multiple infrared heating modules can be achieved while the chordal adjustment module is installed.

[0040] It should be further explained that the chord-wise adjustment module includes a plurality of fixed sleeves 6 and a plurality of sliding rods 7, the plurality of fixed sleeves 6 are respectively fixedly connected to the plurality of telescopic sliding rods 4, the plurality of sliding rods 7 are respectively slidably connected to the plurality of fixed sleeves 6, the plurality of fixed sleeves 6 are threadedly connected with positioning bolts 8, the plurality of positioning bolts 8 are respectively used for tightening the plurality of sliding rods 7, the plurality of infrared heating modules are respectively fixedly connected to the plurality of sliding rods 7, and through the design of the chord-wise adjustment module, an installation structure adapted to the plurality of infrared heating modules is formed, which facilitates the installation of the brackets of the plurality of infrared heating modules and enables the relative protrusion distances of the plurality of infrared heating modules to be adjusted to achieve chord-wise adjustment, and the plurality of traction rope rings 11 are each equipped with a direction limit frame 23, multiple direction limit frames 23 all include fixed frames 24, multiple fixed frames 24 are respectively fixedly connected to multiple outriggers 9, multiple fixed frames 24 are respectively provided with first retaining guide holes 25 and second retaining guide holes 26, multiple traction rope rings 11 respectively pass through multiple first retaining guide holes 25, multiple traction rope rings 11 respectively pass through multiple second retaining guide holes 26, multiple fixed frames 24 are all fixedly connected with steering plates 27, multiple steering plates 27 are respectively provided with first steering holes 28 and second steering holes 29, multiple first steering holes 28 are respectively used for steering guidance of multiple traction rope rings 11, multiple second steering holes 29 are also respectively used for steering guidance of multiple traction rope rings 11, and self The automatic lifting frame 1 is fixedly connected with a stepped shaft frame 32, the rotating mounting frame 2 is rotatably connected to the stepped shaft frame 32, the first servo motor 3 is installed on the stepped shaft frame 32, the output shaft of the first servo motor 3 is installed with a driving spur gear 33, the driving spur gear 33 is meshed with a transmission spur gear 34, the transmission spur gear 34 is fixedly connected to the rotating mounting frame 2, the height adjustment module includes a chassis frame 35, the chassis frame 35 is installed with a load-bearing wheel 36 and a steering wheel 37, the chassis frame 35 is fixedly connected with a track vertical frame 38, the automatic lifting frame 1 is slidably connected with the track vertical frame 38, the chassis frame 35 is installed with a hydraulic cylinder 39, the telescopic rod of the hydraulic cylinder 39 is connected to the automatic lifting frame 1, and the track vertical frame 38 is away from the rotating frame A hydraulic station 40 is installed at one end of the movable mounting frame 2. The hydraulic station 40 is used for the working control of the hydraulic cylinder 39. Through the design of the height adjustment module, the installation of the automatic lifting frame 1 is formed, so that the automatic lifting frame 1 can have the functions of height adjustment and movement, and then realize the synchronous height adjustment and position movement of multiple infrared heating modules, which is more practical. Two operating rings 41 are fixedly connected to the track vertical frame 38. The two operating rings 41 are provided with auxiliary operation oblique sections 42 and auxiliary operation vertical sections 43 to facilitate the auxiliary force application during the movement, pushing and pulling of the height adjustment module. Multiple infrared heating modules are equipped with far-infrared quartz electric heating tubes 44. The power of multiple far-infrared quartz electric heating tubes 44 is 0.5kw-0.8kw, the heating temperature of multiple far-infrared quartz electric heating tubes 44 is up to 150℃, multiple far-infrared quartz electric heating tubes 44 are equipped with temperature sensors and PLC controllers, multiple far-infrared quartz electric heating tubes 44 can be controlled individually, the temperature sensor works in real time to monitor and feedback the temperature signal, and the heating start and stop of any far-infrared quartz electric heating tube 44 can be controlled through the PLC controller.

[0041] In summary, the working process of the annular heating device for the blade root baffle of a wind turbine blade is as follows: when in use, the annular heating device for the blade root baffle of a wind turbine blade that needs to be heated is firstly matched and adjusted, and the hydraulic cylinder 39 is controlled by the hydraulic station 40 according to the height of the blade root baffle of the wind turbine blade to realize the height adjustment of the automatic lifting frame 1 relative to the track vertical frame 38, and the second servo motor 5 is powered on to realize the rotation drive of the synchronous drive gear ring 30, and then the rotation drive of multiple transmission gears 31 is realized. The rotating transmission gear 31 realizes the rotation drive and control of the corresponding driving wheel 10, and the rotating driving wheel 10 will realize the movement drive of the traction rope ring 11, and the moving traction rope ring 11 will drive the telescopic slide rod 4 to form a telescopic adjustment relative to the protruding tube 9, so that the position adjustment of multiple far-infrared quartz electric heating tubes 44 in the axial direction can be realized, and the contact and separation of the strip surface 21 relative to the traction rope ring 11 can be realized by rotating and adjusting the threaded pressure rod 19 relative to the internal threaded tube 18, so that the traction rope ring 11 can be formed with respect to the corresponding telescopic slide rod 4 is effective and ineffective, and the adjustment of the traction rope ring 11 to the corresponding telescopic slide rod 4 is kept ineffective, so that the individual displacement adjustment of the telescopic slide rod 4 relative to other telescopic slide rods 4 can be achieved. In this state, manually sliding and adjusting the corresponding telescopic slide rod 4 relative to the corresponding outrigger tube 9 will not cause the traction rope ring 11 to move in position. Keeping the traction rope ring 11 effective for the adjustment of the corresponding telescopic slide rod 4 can achieve the driving effect of the traction rope ring 11 on the telescopic slide rod 4. In this state, the second servo motor 5 is powered on to achieve the synchronous adjustment of the axial position of multiple far-infrared quartz electric heating tubes 44, and by adjusting the sliding rod 7 relative to the fixed sleeve 6, the extension length of the corresponding far-infrared quartz electric heating tube 44 relative to the rotating mounting frame 2 can be adjusted. After the adjustment is completed, the height adjustment module is pushed to achieve the synchronous distance adjustment of the multiple far-infrared quartz electric heating tubes 44 relative to the root baffle of the wind turbine blade, so that the far-infrared quartz electric heating tube 44 and the root baffle of the wind turbine blade have an appropriate distance. At this time, the state is as shown in the attached figure. Fig.17As shown, after the adjustment is completed, the power supply of multiple far-infrared quartz electric heating tubes 44 is connected to realize auxiliary heating of the root baffle of the wind turbine blade. During the heating process, the first servo motor 3 can be turned on, and under the transmission action of the driving spur gear 33 and the transmission spur gear 34, the rotating mounting frame 2 can be driven relative to the stepped shaft frame 32 to realize the synchronous and slow rotation displacement of the multiple far-infrared quartz electric heating tubes 44, so as to realize uniform heating of all parts of the heating area of ​​the root baffle of the wind turbine blade.

[0042] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A wind turbine blade root baffle annular heating device, comprising a plurality of infrared heating modules, characterized in that: The invention also comprises a height adjustment module, an axial adjustment module and a chord adjustment module, wherein an automatic lifting frame (1) is installed on the height adjustment module, and the axial adjustment module comprises a rotating mounting frame (2), wherein the rotating mounting frame (2) is rotatably connected to the automatic lifting frame (1), and a first servo motor (3) is installed on the rotating mounting frame (2), and the first servo motor (3) is used for driving and controlling the rotation of the rotating mounting frame (2) relative to the automatic lifting frame (1), and a plurality of telescopic slide bars (4) are slidably connected to the rotating mounting frame (2), and a plurality of adjustment components are installed on the rotating mounting frame (2), and the plurality of telescopic slide bars (4) are respectively connected to the plurality of adjustment components. The adjusting components are connected, a second servo motor (5) is installed on the rotating mounting frame (2), the second servo motor (5) provides electric drive for the plurality of adjusting components, the chord-wise adjustment module comprises a plurality of fixing sleeves (6) and a plurality of sliding rods (7), the plurality of fixing sleeves (6) are respectively fixedly connected to the plurality of telescopic sliding rods (4), the plurality of sliding rods (7) are respectively slidably connected to the plurality of fixing sleeves (6), the plurality of fixing sleeves (6) are all threadedly connected with positioning bolts (8), the plurality of positioning bolts (8) are respectively used for tightening the plurality of sliding rods (7), and the plurality of infrared heating modules are respectively fixedly connected to the plurality of sliding rods (7).

2. The annular heating device for the root baffle of a wind turbine blade according to claim 1, characterized in that: The plurality of adjustment components each comprise an outrigger (9), a driving wheel (10), a traction rope ring (11) and a rope pressing frame (12); the plurality of outriggers (9) are each fixedly connected to the rotating mounting frame (2); the plurality of outriggers (9) are each fixedly connected to a bogie (13); the plurality of bogies (13) are each rotatably connected to a steering wheel (14); the plurality of steering wheels (14) are respectively matched with the plurality of traction rope rings (11); the rotating mounting frame (2) is provided with a plurality of side notches (15); the plurality of driving wheels (10) are each fixedly connected to the rotating mounting frame (2); the plurality of The driving wheels (10) are rotatably connected in the plurality of edge notches (15), the plurality of driving wheels (10) are matched with the plurality of traction rope rings (11), the plurality of rope pressing frames (12) are fixedly connected with the plurality of telescopic slide bars (4), the plurality of rope pressing frames (12) are each provided with a strip opening (16), the plurality of traction rope rings (11) respectively pass through the plurality of strip openings (16), and the plurality of strip openings (16) are each installed with a limiting component, and the plurality of limiting components are matched with the plurality of traction rope rings (11).

3. The annular heating device for the blade root baffle of a wind turbine blade according to claim 2, characterized in that: The plurality of limit assemblies each comprise a fixing frame (17), the plurality of fixing frames (17) are respectively fixedly connected to the plurality of rope pressing frames (12), the plurality of fixing frames (17) are each fixedly connected to an internal threaded tube (18), the plurality of internal threaded tubes (18) are each threadedly connected to a threaded pressing rod (19), and the plurality of threaded pressing rods (19) are respectively used for pressing the plurality of traction rope rings (11).

4. The annular heating device for the blade root baffle of a wind turbine blade according to claim 3, characterized in that: A plurality of the strip openings (16) are slidably connected with contact strips (20), a plurality of the contact strips (20) are provided with strip surfaces (21), the plurality of the strip surfaces (21) are matched with a plurality of the traction rope rings (11) respectively, an elastic spring (22) is fixedly connected with the plurality of the strip surfaces (21), and the plurality of the elastic springs (22) are rotatably connected with a plurality of the threaded pressure rods (19) respectively.

5. The annular heating device for the blade root baffle of a wind turbine blade according to claim 4, characterized in that: The plurality of traction rope rings (11) are all equipped with direction limiting frames (23), and the plurality of direction limiting frames (23) include fixed frames (24). The plurality of fixed frames (24) are respectively fixedly connected to the plurality of protruding tubes (9), and the plurality of fixed frames (24) are respectively provided with first retaining guide holes (25) and second retaining guide holes (26). The plurality of traction rope rings (11) respectively pass through the plurality of first retaining guide holes (25), and the plurality of traction rope rings (11) respectively pass through the plurality of second retaining guide holes (26). The plurality of fixed frames (24) are all fixedly connected with steering plates (27), and the plurality of steering plates (27) are respectively provided with first steering holes (28) and second steering holes (29). The plurality of first steering holes (28) are respectively used for steering guidance of the plurality of traction rope rings (11), and the plurality of second steering holes (29) are also respectively used for steering guidance of the plurality of traction rope rings (11).

6. The annular heating device for the blade root baffle of a wind turbine blade according to claim 5, characterized in that: A side drive gear is mounted on the output shaft of the second servo motor (5), the side drive gear is meshed with a synchronous drive gear ring (30), the synchronous drive gear ring (30) is rotatably connected to the rotating mounting frame (2), the synchronous drive gear ring (30) is meshed with a plurality of transmission gears (31), and the plurality of transmission gears (31) are respectively fixedly connected to the plurality of drive wheels (10).

7. The annular heating device for the blade root baffle of a wind turbine blade according to claim 6, characterized in that: The automatic lifting frame (1) is fixedly connected to a stepped shaft frame (32), the rotating mounting frame (2) is rotatably connected to the stepped shaft frame (32), the first servo motor (3) is mounted on the stepped shaft frame (32), a driving spur gear (33) is mounted on the output shaft of the first servo motor (3), the driving spur gear (33) is meshed with a transmission spur gear (34), and the transmission spur gear (34) is fixedly connected to the rotating mounting frame (2).

8. The annular heating device for the blade root baffle of a wind turbine blade according to claim 7, characterized in that: The height adjustment module comprises a chassis frame (35), on which a load-bearing wheel (36) and a steering wheel (37) are mounted, a track vertical frame (38) is fixedly connected to the chassis frame (35), the automatic lifting frame (1) is slidably connected to the track vertical frame (38), a hydraulic cylinder (39) is mounted on the chassis frame (35), a telescopic rod of the hydraulic cylinder (39) is connected to the automatic lifting frame (1), and a hydraulic station (40) is mounted at one end of the track vertical frame (38) away from the rotating mounting frame (2), and the hydraulic station (40) is used for controlling the operation of the hydraulic cylinder (39).

9. The annular heating device for the blade root baffle of a wind turbine blade according to claim 8, characterized in that: Two operating rings (41) are fixedly connected to the track vertical frame (38), and the two operating rings (41) are both provided with an auxiliary operating inclined section (42) and an auxiliary operating vertical section (43).

10. The annular heating device for the blade root baffle of a wind turbine blade according to claim 9, characterized in that: The plurality of infrared heating modules are all equipped with far-infrared quartz electric heating tubes (44), the power of the plurality of far-infrared quartz electric heating tubes (44) is 0.5kw-0.8kw, the heating temperature of the plurality of far-infrared quartz electric heating tubes (44) is up to 150°C, and the plurality of far-infrared quartz electric heating tubes (44) are all equipped with temperature sensors and PLC controllers.

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