CN113719418A

CN113719418A - Ultrahigh tower for large wind turbine generator

Info

Publication number: CN113719418A
Application number: CN202111083182.XA
Authority: CN
Inventors: 曾繁英
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-09-15
Filing date: 2021-09-15
Publication date: 2021-11-30

Abstract

The invention discloses an ultra-high tower for a large wind turbine generator, which relates to the field of fan towers and comprises a foundation, wherein the top of the foundation is sequentially provided with a plurality of middle cones and a fan mounting platform, and the two middle cones are respectively connected with the top of the foundation and the bottom of the fan mounting platform. According to the invention, when the ultrahigh tower for the large-scale wind turbine generator is required to be built, the middle cone is hoisted by the crane and placed on the top side of the fixed middle cone, the lower platform and the upper platform are driven to move oppositely by the adjusting mechanism, the lower platform and the upper platform move oppositely to automatically adjust the two middle cones by the fixing mechanism, so that the two middle cones are extruded and clamped and fixed simultaneously when being coaxial, the cone structure of the tower is convenient and quick to butt, the hoisting time of a large crane and the number of workers are reduced, and the construction period and the speed reduction cost of the tower are reduced.

Description

Ultrahigh tower for large wind turbine generator

Technical Field

The invention relates to the field of fan towers, in particular to an ultrahigh tower for a large wind turbine generator.

Background

The fan tower is a supporting structure of a wind generating set, generally adopts a cylinder or cone structure formed by rolling and welding steel plates, is internally attached with auxiliary equipment such as mechanical internals and electrical internals, and comprises a tower body, a ladder stand, cables, a cable ladder, a platform and the like.

When an existing ultrahigh tower for a large wind turbine generator is installed, a plurality of cone structures are usually connected in a screwed mode through densely distributed bolts, the connected cone structures need to be strictly aligned to be connected and installed on the next step, and therefore a large crane needs to cooperatively align a plurality of workers while lifting the cones for a long time, so that the construction period and the construction cost of the tower are greatly increased, and the ultrahigh tower for the large wind turbine generator is provided.

Disclosure of Invention

The application aims to provide an ultrahigh tower for a large wind turbine generator set so as to solve the problems in the background technology.

In order to achieve the above purpose, the present application provides the following technical solutions: the utility model provides a large-scale super high tower for wind turbine generator system, includes the ground, the top of ground has set gradually a plurality of middle cones and fan mounting platform, wherein two the middle cone respectively with the top of ground with fan mounting platform's bottom is connected, and every two middle cones that are close to each other all connect through the fixed establishment that can align automatically, last platform and the upper mounting plate of installing of fixed establishment, down the platform with connect through the adjustment mechanism of vertical regulation between the upper mounting plate.

Borrow by above-mentioned structure, when needs carry out the establishment of large-scale super high tower for wind turbine generator system, hoist and mount the middle cone through the loop wheel machine and place on the top side of the middle cone that has accomplished fixed, platform and upper mounting plate opposite direction move down through adjustment mechanism drive, lower platform and upper mounting plate opposite direction move carry out automatically regulated through fixed establishment with two middle cones, make two middle cones press from both sides tight and accomplish fixedly when coaxial, the cone structure butt joint of pylon is convenient quick, reduce the hoist and mount time and the staff's of large-scale crane quantity, reduce the construction period and the cost of slowing down of pylon.

Preferably, fixed establishment includes two wedge rings and a plurality of arc tensioning clamp splice, two the wedge ring is fixed cup joints respectively in two middle cones that are close to each other, two the wedge ring respectively with two one side that middle cone is close to each other is neat mutually, and is a plurality of arc tensioning clamp splice is equal activity cup joints two on the wedge ring, and is a plurality of arc tensioning clamp splice all with two wedge ring looks adaptation, it is a plurality of arc tensioning clamp splice all through subtend mechanism with lower platform with the upper mounting plate is connected.

Further, through the setting of fixed establishment, the arc tensioning clamp splice removes extrudees and presss from both sides tightly two wedge rings to when can making two middle cone automatic axes align, fix two middle cones, the bolted connection that the large tracts of land connecting band through arc tensioning clamp splice and wedge ring embodies, the intensity that can strengthen the connection and the area of contact of junction, thereby the stability of connecting is stronger.

Preferably, the opposite mechanism comprises four reinforced U-shaped blocks and two fixed supporting arms, the two reinforced U-shaped blocks are respectively installed on one sides of the lower platform and the upper platform, two sides of the two fixed supporting arms are respectively connected with the inner walls of two sides of the two reinforced U-shaped blocks in a rotating mode, and one ends of the two fixed supporting arms are respectively connected with one side of the arc-shaped tensioning clamping block in a rotating mode.

Further, through the setting of subtend mechanism, when platform and upper mounting plate subtend removal down, platform and upper mounting plate drive two fixed support arm rotations respectively down, and fixed support arm rotates and drives arc tensioning clamp splice horizontal migration, under the combined action of a plurality of arc tensioning clamp splices, can make the wedge ring on the cone in the middle of two accurate alignments to realize the alignment of two middle cones.

Preferably, the adjusting mechanism comprises a plurality of fastening and fixing bolts and a plurality of threaded gears, the fastening and fixing bolts are all installed on the top side of the lower platform, the top ends of the fastening and fixing bolts penetrate through the upper platform, the threaded gears are respectively in threaded sleeve connection with the fastening and fixing bolts, the threaded gears are all in rotating connection with the top side of the upper platform, and a synchronizing mechanism used for driving the threaded gears to rotate synchronously is installed on the threaded gears in a public mode.

Further, through adjustment mechanism's setting, drive a plurality of screw gears synchronous rotation through lazytongs, platform and upper mounting plate opposite direction move under a plurality of screw gears synchronous rotation drive through fastening fixing bolt, and platform and upper mounting plate can parallel slip under the assurance, and through a plurality of fastening fixing bolt's setting, can strengthen the joint strength between platform and the upper mounting plate down, reinforcing connection stability.

Preferably, the synchronizing mechanism comprises a synchronizing gear ring which is rotatably installed on the upper platform, the synchronizing gear ring is respectively meshed with the plurality of threaded gears, and a fastening mechanism which is used for driving the synchronizing gear ring to rotate is installed on the synchronizing gear ring.

Further, through the setting of lazytongs, drive synchronous ring gear through fastening device and rotate, synchronous ring gear rotates and drives a plurality of screw gear synchronous rotations, can make a plurality of screw gear rotate and make lower platform and upper mounting plate parallel translation in step.

Preferably, fastening device includes the vitex ring gear, forces to rotate pivot, epitaxial dwang, drive circular block and props up and rotate the fixture block, the vitex ring gear is fixed to be cup jointed synchronous on the gear, it installs to rotate the pivot to exert oneself on the top side of upper mounting plate, it installs the stopper to exert oneself the top of rotating the pivot, epitaxial dwang activity cup joints put up on it rotates in the pivot to exert oneself, it is provided with the cup joint screw thread on rotating the pivot to exert oneself, the drive circular block is installed one of epitaxial dwang is served, the drive circular block is installed through the tensioning unit of automatic laminating and is propped up and rotate the fixture block, prop up rotate the fixture block with the vitex ring gear meshes mutually.

Further, through fastening device's setting, use the bell and spigot joint pipe to prolong the dwang of extending through cup joint screw thread, it drives the rotation of extending to rotate the bell and spigot joint pipe, it rotates and drives the circular piece of drive to extend the dwang, thereby the circular piece of drive rotates to drive and props the removal of rotation chuck block and drive the rotation of chaste tooth ring gear can laborsaving to the chaste tooth ring drives, thereby can increase the drive power of arc tensioning chuck block extrusion wedge ring, thereby can make two middle cone joint strength bigger.

Preferably, the tensioning unit includes plectane and laminating spring, prop up one side of rotating the fixture block and seted up the rotation groove, rotate the groove with drive circular block looks adaptation, the top side of drive circular block is installed the circle axle, the top of circle axle runs through prop up rotating the fixture block and be connected with the bottom side of plectane, the both ends of laminating spring respectively with prop up rotate the fixture block with one side that the plectane is close to each other is connected.

Further, through the setting of tensioning unit, under the effect of laminating spring, the laminating spring drives to prop up and rotates the chuck block, props up and rotates the chuck block and rotate and make to prop up and rotate the chuck block and can laminate the thorn ring gear all the time to be convenient for promote the thorn ring gear through propping up and rotate the chuck block and rotate and carry out the alignment and the fixing of two middle cones.

Preferably, a water seepage prevention sealing gasket is arranged between every two adjacent middle cones and is matched with the middle cones.

Further, through the setting of the prevention of seepage water sealing gasket, when two middle cones in the process of aligning and extruding and clamping, the prevention of seepage water sealing gasket can be attached to the two middle cones, the gap between the two middle cones can be plugged through the prevention of seepage water sealing gasket, so that the outside rainwater of the tower is isolated, and the rainwater is prevented from entering the inside of the tower to cause corrosion and circuit failure.

Preferably, the fastening fixing bolt is movably sleeved with a loosening spring, and two ends of the loosening spring are respectively connected with one side of the lower platform, which is close to the upper platform, of the upper platform.

Further, through the setting of locking spring, can be to lower platform and then the upper mounting plate tensioning, can make the screw thread time of fastening fixing bolt and screw gear extrude the clamp tightly, avoid the vibration that the tower frame produced in the work to lead to the spare part of junction not hard up and make the joint strength reduction of middle cone.

Preferably, two hoisting rings are installed on the top side of the upper platform, a ladder stand preformed hole is jointly formed in the top sides of the upper platform and the lower platform, a fan installation platform is installed on the top of the middle cone located at the top, and an access door is installed on one side of the middle cone located at the bottom.

Further, through the setting of hoisting rings, can conveniently hoist the upper platform through the loop wheel machine to drive arc tensioning clamp splice and wedge ring and align, through the setting of cat ladder preformed hole, can be convenient for install artifical cat ladder and escalator and come easy access and installer use, and can lay fan power generation cable.

In conclusion, the technical effects and advantages of the invention are as follows:

1. according to the invention, when the ultrahigh tower for the large-scale wind turbine generator is required to be built, the middle cone is hoisted by the crane and placed on the top side of the fixed middle cone, the lower platform and the upper platform are driven to move oppositely by the adjusting mechanism, the lower platform and the upper platform move oppositely to automatically adjust the two middle cones by the fixing mechanism, so that the two middle cones are extruded and clamped and fixed simultaneously when being coaxial, the cone structure of the tower is convenient and quick to butt, the hoisting time of a large crane and the number of workers are reduced, and the construction period and the speed reduction cost of the tower are reduced.

2. According to the invention, the arc-shaped tensioning clamping block moves to extrude and clamp the two wedge-shaped rings, so that the two middle cones can be fixed while the two middle cones are automatically aligned in axis, and the connection strength and the contact area of the connection part can be enhanced through the bolt connection embodied by the large-area connection belt of the arc-shaped tensioning clamping block and the wedge-shaped rings, so that the connection stability is stronger.

3. According to the invention, the plurality of threaded gears are driven to synchronously rotate through the synchronizing mechanism, the plurality of threaded gears synchronously rotate and drive the lower platform and the upper platform to oppositely move through the fastening fixing bolts, so that the lower platform and the upper platform can slide in parallel, and the connection strength between the lower platform and the upper platform can be enhanced and the connection stability is enhanced through the arrangement of the plurality of fastening fixing bolts.

4. According to the invention, the extension rotating rod is extended through the sleeve joint screw thread by using the sleeve joint pipe, the extension rotating rod is driven to rotate by rotating the sleeve joint pipe, the extension rotating rod drives the driving circular block to rotate, the driving circular block rotates to drive the support rotating clamping block to move and drive the chaste tree tooth ring to rotate, so that the chaste tree tooth ring can be driven in a labor-saving manner, the driving force of the arc tensioning clamping block to extrude the wedge-shaped ring can be increased, and the connecting strength of the two middle cones can be higher.

5. In the invention, when the two middle cones are aligned and squeezed to clamp, the anti-seepage sealing gasket can be attached to the two middle cones, and the gap between the two middle cones can be sealed by the anti-seepage sealing gasket, so that rainwater outside the tower is isolated, and the rainwater is prevented from entering the inside of the tower to cause corrosion and circuit failure.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a schematic perspective view of an embodiment of the present application;

FIG. 2 is a schematic view of a partially cut-away structure of an embodiment of the present application;

FIG. 3 is a partially enlarged schematic view of FIG. 2;

FIG. 4 is another enlarged schematic view of FIG. 2;

FIG. 5 is another partially cut-away schematic view of an embodiment of the present application;

FIG. 6 is a partially enlarged view of FIG. 5;

FIG. 7 is an enlarged view of the structure at A in FIG. 6;

fig. 8 is a partially enlarged view of fig. 6.

In the figure: 1. a foundation; 2. an access door; 3. a middle cone; 4. a fan mounting platform; 5. a wedge ring; 6. a lower platform; 7. an upper platform; 8. reinforcing a U-shaped block; 9. fixing the support arm; 10. an arc-shaped tensioning clamping block; 11. fastening a fixed bolt; 12. a threaded gear; 13. a synchronous gear ring; 14. a chaste tooth ring; 15. the rotating shaft is rotated by applying force; 16. an extending rotating rod; 17. driving the circular block; 18. supporting the rotating clamping block; 19. a circular plate; 20. fitting a spring; 21. sleeving a thread; 22. a limiting block; 23. hoisting a hoisting ring; 24. a preformed hole is reserved on the crawling ladder; 25. a water seepage prevention sealing gasket; 26. the spring is relaxed.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example (b): referring to fig. 1-8, the ultra-high tower for the large wind turbine generator comprises a foundation 1, wherein the top of the foundation 1 is sequentially provided with a plurality of middle cones 3 and a fan mounting platform 4, two middle cones 3 are respectively connected with the top of the foundation 1 and the bottom of the fan mounting platform 4, every two middle cones 3 which are close to each other are connected through a fixing mechanism which can be automatically aligned, a lower platform 6 and an upper platform 7 are mounted on the fixing mechanism, the lower platform 6 and the upper platform 7 can be any one of the prior art, and the lower platform 6 and the upper platform 7 are connected through an adjusting mechanism which is vertically adjusted.

Borrow by above-mentioned mechanism, when need carry out the establishment of large-scale super high tower for wind turbine generator system, hoist and mount middle cone 3 through the loop wheel machine and place on the top side of the middle cone 3 that has accomplished fixed, drive platform 6 and upper mounting plate 7 opposite direction through adjustment mechanism, lower platform 6 and upper mounting plate 7 opposite direction move carries out automatically regulated with two middle cones 3 through fixed establishment, press from both sides two middle cones 3 when making two middle cones 3 coaxial line and press from both sides tightly and accomplish fixedly, the cone structure butt joint of pylon is convenient quick, reduce the hoist and mount time and the staff's of large-scale crane quantity, reduce the construction period and the cost that slows down of pylon.

As a preferred embodiment of this embodiment, as shown in fig. 3 and 4, two wedge rings 5 are respectively fixedly sleeved in two middle cones 3 close to each other, the two wedge rings 5 are respectively flush with one sides of the two middle cones 3 close to each other, a plurality of arc tensioning clamping blocks 10 are respectively movably sleeved on the two wedge rings 5, the plurality of arc tensioning clamping blocks 10 are respectively adapted to the two wedge rings 5, and the plurality of arc tensioning clamping blocks 10 are respectively connected to the lower platform 6 and the upper platform 7 through an opposing mechanism.

Through fixed establishment's setting, arc tensioning clamp splice 10 removes extrudees two wedge rings 5 and presss from both sides tightly to when can making two middle cones 3 automatic axes align, fix two middle cones 3, the bolted connection that the large tracts of land connecting band through arc tensioning clamp splice 10 and wedge ring 5 embodied can strengthen the intensity of connecting and the area of contact of junction, thereby the stability of connecting is stronger.

In this embodiment, as shown in fig. 4, two reinforced U-shaped blocks 8 are respectively installed on one side of the lower platform 6 and the upper platform 7, two sides of two fixed supporting arms 9 are respectively rotatably connected with inner walls of two sides of the two reinforced U-shaped blocks 8, and one end of each of the two fixed supporting arms 9 is rotatably connected with one side of the arc-shaped tensioning clamping block 10.

Through the setting of subtend mechanism, when

lower platform

6 and 7 opposite direction movements of upper mounting plate, lower platform 6 and upper mounting plate 7 drive two fixed support arm 9 respectively and rotate, and fixed support arm 9 rotates and drives arc tensioning clamp splice 10 horizontal migration, under the combined action of a plurality of arc tensioning clamp splices 10, can make two wedge rings 5 on the middle cone 3 can accurately align to realize the alignment of two middle cones 3.

As a preferred embodiment of this embodiment, as shown in fig. 8, a plurality of fastening fixing bolts 11 are all installed on the top side of the lower platform 6, the top ends of the plurality of fastening fixing bolts 11 all penetrate through the upper platform 7, a plurality of threaded gears 12 are respectively threaded onto the plurality of fastening fixing bolts 11, the plurality of threaded gears 12 are all rotatably connected with the top side of the upper platform 7, and a synchronizing mechanism for driving the plurality of threaded gears 12 to rotate synchronously is commonly installed on the plurality of threaded gears 12.

Through adjustment mechanism's setting, drive a plurality of screw gears 12 synchronous rotation through lazytongs,

platform

6 and 7 opposite direction displacements of upper mounting plate under a plurality of screw gears 12 synchronous rotation drive through fastening fixing bolt 11, guarantee that platform 6 and upper mounting plate 7 can parallel sliding down, through a plurality of fastening fixing bolt 11's setting, can strengthen the joint strength between platform 6 and the upper mounting plate 7 down, reinforcing connection stability.

In the present embodiment, as shown in fig. 7 and 8, the synchronizing ring gear 13 is engaged with the plurality of screw gears 12, respectively, and a fastening mechanism for driving the synchronizing ring gear 13 to rotate is attached to the synchronizing ring gear 13.

Through the setting of lazytongs, drive synchronous ring gear 13 through fastening device and rotate, synchronous ring gear 13 rotates and drives a plurality of screw gear 12 synchronous rotations, can make a plurality of screw gear 12 rotate and make lower platform 6 and upper mounting plate 7 parallel translation in step.

In this embodiment, as shown in fig. 7, the spur gear ring 14 is fixedly sleeved on the synchronizing gear ring 13, the force-applying rotating shaft 15 is installed on the top side of the upper platform 7, the limiting block 22 is installed on the top end of the force-applying rotating shaft 15, the extending rotating shaft 16 is movably sleeved on the force-applying rotating shaft 15, the force-applying rotating shaft 15 is provided with a sleeve thread 21, the driving circular block 17 is installed on one end of the extending rotating shaft 16, the driving circular block 17 is installed with the supporting rotating block 18 through the tensioning unit of the automatic fitting, and the supporting rotating block 18 is engaged with the spur gear ring 14.

Through fastening device's setting, use the bell and spigot joint pipe to prolong epitaxial dwang 16 through cup joint screw thread 21, it drives epitaxial dwang 16 and rotates to rotate the bell and spigot joint pipe, epitaxial dwang 16 rotates and drives the rotation of drive circular block 17, thereby drive circular block 17 rotates and drives to prop up and rotate 18 removal of rotation chuck block and drive the rotation of chaste tooth ring 14 and drive chaste tooth ring 14 that can be laborsaving to drive chaste tooth ring 14, thereby can increase the drive power that arc tensioning chuck block 10 extrudes wedge ring 5, thereby can make 3 joint strength of two middle cones bigger.

In this embodiment, as shown in fig. 7, a rotation groove is formed on one side of the supporting rotation fixture block 18, the rotation groove is adapted to the circular driving block 17, a circular shaft is installed on the top side of the circular driving block 17, the top end of the circular shaft penetrates through the supporting rotation fixture block 18 and is connected with the bottom side of the circular plate 19, and two ends of the attaching spring 20 are respectively connected with one side of the supporting rotation fixture block 18 and one side of the circular plate 19, which are close to each other.

Through the setting of tensioning unit, under the effect of laminating spring 20, laminating spring 20 drives to prop up and rotates the chuck block 18 and rotate, props up and rotates chuck block 18 and rotates and make to prop up and rotate chuck block 18 and can laminate thorn ring gear 14 all the time to be convenient for promote thorn ring gear 14 through propping up and rotate chuck block 18 and rotate and carry out the alignment and the fixing of two middle cones 3.

As a preferred embodiment of this embodiment, as shown in fig. 2, a water-proof gasket 25 is disposed between every two adjacent intermediate cones 3, and the water-proof gasket 25 is adapted to the intermediate cone 3.

Through the setting of prevention of seepage water sealing gasket 25, when two middle cones 3 in the alignment with the extrusion press from both sides tight in-process, can make prevention of seepage water sealing gasket 25 can laminate with two middle cones 3, can carry out the shutoff through the clearance of prevention of seepage water sealing gasket 25 with two middle cones 3 to keep apart the outside rainwater of pylon, avoid the rainwater to get into the inside corruption and the circuit fault that cause of pylon.

In this embodiment, as shown in fig. 4, the loosening spring 26 is sleeved on the fastening fixing bolt 11 in a movable manner, two ends of the loosening spring 26 are respectively connected with one side of the lower platform 6 and one side of the upper platform 7, which are close to each other, so that the advantage of the arrangement is that the arrangement of the loosening-preventing spring 26 can tension the lower platform 6 and the upper platform 7, the thread time of the fastening fixing bolt 11 and the thread gear 12 can be extruded and clamped, and the problem that vibration generated in the operation of the tower frame causes the parts at the joint to be loosened so as to reduce the connection strength of the middle cone 3 is avoided.

As a preferred embodiment of this embodiment, as shown in fig. 8, two hoisting rings 23 are installed on the top side of the upper platform 7, ladder stand preformed holes 24 have been jointly opened on the top sides of the upper platform 7 and the lower platform 6, the fan installation platform 4 is installed on the top of the middle cone 3 located at the top, the access door 2 is installed on one side of the middle cone 3 located at the bottom, and the advantage of this setting is that, through the setting of the hoisting rings 23, the upper platform 7 can be conveniently hoisted by a crane, and the arc tensioning clamp block 10 is driven to align with the wedge ring 5, through the setting of the ladder stand preformed holes 24, it is convenient to install an artificial ladder stand and an automatic elevator for the convenience of maintenance and installation personnel, and fan power generation cables can be laid.

The working principle of the invention is as follows:

when the ultrahigh tower for the large-scale wind turbine generator needs to be built, the middle cone 3 is hoisted by a crane and is placed on the top side of the middle cone 3 which is fixed, the upper platform 7 is hoisted by the crane to the position where the two middle cones 3 are contacted by the hoisting rings 23, the extension rotating rod 16 is extended by the sleeve pipe through the sleeve screw thread 21, the extension rotating rod 16 is driven to rotate by the rotating sleeve pipe, the extension rotating rod 16 rotates to drive the driving circular block 17 to rotate, the driving circular block 17 rotates to drive the support rotating clamping block 18 to move and drive the chaste 14 to rotate, the chaste 14 rotates to drive the plurality of threaded gears 12 to synchronously rotate through the synchronous gear ring 13, the plurality of threaded gears 12 rotate to drive the lower platform 6 and the upper platform 7 to move oppositely through the fastening and fixing bolts 11, the lower platform 6 and the upper platform 7 move oppositely to drive the plurality of arc-shaped tensioning clamping blocks 10 to horizontally move and contact and extrude with the wedge-shaped ring 5 through the fixing supporting arms 9, under the structural action of wedge ring 5 and arc tensioning clamp splice 10, can carry out automatically regulated through wedge ring 5 with two middle cones 3 for 3 coaxial lines in two middle cones simultaneously with two middle cones 3 extrusion clamping and accomplish fixedly, the cone structure butt joint of pylon is convenient quick, reduces large crane's hoisting time and staff's quantity, reduces the construction period and the cost of slowing down of pylon.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a large-scale super high tower for wind turbine generator system, includes ground (1), its characterized in that: the top of ground (1) has set gradually a plurality of middle cones (3) and fan mounting platform (4), wherein two middle cone (3) respectively with the top of ground (1) with the bottom of fan mounting platform (4) is connected, and every two middle cones (3) that are close to each other all connect through the fixed establishment that can align automatically, last platform (6) and the upper mounting plate (7) of installing down of fixed establishment, down platform (6) with connect through the adjustment mechanism of vertical regulation between upper mounting plate (7).

2. The pylon for the large wind turbine generator according to claim 1, wherein: fixed establishment includes two wedge rings (5) and a plurality of arc tensioning clamp splice (10), two fixed cup joint respectively in two middle cones (3) that are close to each other, two wedge ring (5) respectively with two one side looks parallel and level that middle cone (3) are close to each other, it is a plurality of arc tensioning clamp splice (10) equal activity cup joints two on wedge ring (5), it is a plurality of arc tensioning clamp splice (10) all with two wedge ring (5) looks adaptation, it is a plurality of arc tensioning clamp splice (10) all through subtend mechanism with platform (6) down with upper mounting plate (7) are connected.

3. The pylon for the large wind turbine generator set according to claim 2, wherein: the opposite mechanism comprises four reinforced U-shaped blocks (8) and two fixed supporting arms (9), the reinforced U-shaped blocks (8) are respectively installed on one sides of the lower platform (6) and the upper platform (7), two sides of the fixed supporting arms (9) are respectively connected with the inner walls of two sides of the reinforced U-shaped blocks (8) in a rotating mode, and one ends of the fixed supporting arms (9) are respectively connected with one side of the arc-shaped tensioning clamping block (10) in a rotating mode.

4. The pylon for the large wind turbine generator according to claim 1, wherein: adjustment mechanism includes a plurality of fastening fixing bolt (11) and a plurality of screw gear (12), and is a plurality of fastening fixing bolt (11) are all installed on the top side of lower platform (6), and are a plurality of the top of fastening fixing bolt (11) all runs through upper mounting plate (7), it is a plurality of screw gear (12) respectively the screw cup joint in a plurality of on fastening fixing bolt (11), it is a plurality of screw gear (12) all with the top side of upper mounting plate (7) is rotated and is connected, and is a plurality of it is used for driving a plurality of to publicly install on screw gear (12) synchronous pivoted lazytongs.

5. The pylon for the large wind turbine generator set according to claim 4, wherein: the synchronizing mechanism comprises a synchronizing gear ring (13) which is rotatably installed on the upper platform (7), the synchronizing gear ring (13) is respectively meshed with the threaded gears (12), and a fastening mechanism which is used for driving the synchronizing gear ring (13) to rotate is installed on the synchronizing gear ring (13).

6. The pylon for the large wind turbine generator set according to claim 5, wherein: the fastening mechanism comprises a chaste tree gear ring (14), an acting rotating shaft (15), an extending rotating rod (16), a driving circular block (17) and a supporting rotating fixture block (18), the spur gear ring (14) is fixedly sleeved on the synchronous gear ring (13), the acting rotary shaft (15) is arranged on the top side of the upper platform (7), a limiting block (22) is arranged at the top end of the acting rotation rotating shaft (15), the extending rotating rod (16) is movably sleeved on the acting rotation rotating shaft (15), the acting rotating shaft (15) is provided with a socket thread (21), the driving round block (17) is arranged at one end of the extending rotating rod (16), the driving round block (17) is provided with a supporting rotary fixture block (18) through an automatic attaching tensioning unit, the supporting rotating fixture block (18) is meshed with the gear ring (14).

7. The pylon for the large wind turbine generator set according to claim 6, wherein: the tensioning unit includes plectane (19) and laminating spring (20), prop up one side of rotating fixture block (18) and seted up the rotation groove, rotate the groove with drive circular block (17) looks adaptation, the circle axle is installed to the top side of drive circular block (17), the top of circle axle is run through prop up rotating fixture block (18) and with the bottom side of plectane (19) is connected, the both ends of laminating spring (20) respectively with prop up rotating fixture block (18) with one side that plectane (19) are close to each other is connected.

8. The pylon for the large wind turbine generator according to claim 1, wherein: and an anti-seepage sealing gasket (25) is arranged between every two adjacent middle cones (3), and the anti-seepage sealing gasket (25) is matched with the middle cone (3).

9. The pylon for the large wind turbine generator set according to claim 4, wherein: loosening spring (26) has been cup jointed in the activity on fastening fixing bolt (11), loosening spring (26) both ends respectively with one side that lower platform (6) and upper platform (7) are close to each other is connected.

10. The pylon for the large wind turbine generator according to claim 1, wherein: two hoisting rings (23) are installed to the top side of upper mounting plate (7), upper mounting plate (7) with cat ladder preformed hole (24) have been seted up jointly to the top side of lower platform (6), and fan mounting platform (4) are installed at the top that is located middle cone (3) at top, and access door (2) are installed to one side that is located middle cone (3) of bottom.