CN113565692A - Assembled large-scale wind driven generator tower - Google Patents

Assembled large-scale wind driven generator tower Download PDF

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Publication number
CN113565692A
CN113565692A CN202110900260.4A CN202110900260A CN113565692A CN 113565692 A CN113565692 A CN 113565692A CN 202110900260 A CN202110900260 A CN 202110900260A CN 113565692 A CN113565692 A CN 113565692A
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CN
China
Prior art keywords
groove
blind hole
cylinder
fixed
clamping block
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN202110900260.4A
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Chinese (zh)
Inventor
刘文韬
刘佳亮
曹聪
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wenzhou Anheqiao Technology Co ltd
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Wenzhou Anheqiao Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
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Priority to CN202110900260.4A priority Critical patent/CN113565692A/en
Publication of CN113565692A publication Critical patent/CN113565692A/en
Withdrawn legal-status Critical Current

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D13/00—Assembly, mounting or commissioning of wind motors; Arrangements specially adapted for transporting wind motor components
    • F03D13/20—Arrangements for mounting or supporting wind motors; Masts or towers for wind motors
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/70—Wind energy
    • Y02E10/72—Wind turbines with rotation axis in wind direction
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/70—Wind energy
    • Y02E10/728—Onshore wind turbines
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50—Manufacturing or production processes characterised by the final manufactured product

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Wind Motors (AREA)

Abstract

The invention relates to the field of assembled wind power, and particularly discloses an assembled large-scale wind driven generator tower cylinder which comprises a plurality of outer cylinders and inner cylinders, wherein annular grooves are formed in the upper ends and the lower ends of the outer cylinders, and the upper ends and the lower ends of the inner cylinders can be inserted into the annular grooves; the upper end and the lower end of the inner cylinder body are respectively provided with a fixing mechanism, the fixing mechanisms comprise a first blind hole, a first groove, a first elastic piece and a first clamping block, the first groove is arranged on the inner wall of the inner cylinder body, the first blind hole is vertically arranged on the inner cylinder body, one end of the first blind hole penetrates through the first groove, a first limiting rod is inserted into the first blind hole, one end of the first limiting rod comprises a small-diameter part and a large-diameter part, the first elastic piece is arranged in the first groove, the first clamping block is connected with the first elastic piece, and the first clamping block is provided with a second blind hole; be provided with first logical groove on the outer barrel, first fixture block can pop out and the joint is to first logical groove. The invention aims to solve the technical problem that an integrally formed tower barrel is difficult to transport.

Description

Assembled large-scale wind driven generator tower
Technical Field
The invention relates to the field of assembled wind power, and particularly discloses an assembled large-scale wind driven generator tower.
Background
The height of a large wind power generator is generally between tens of meters and hundreds of meters, and the unit parts of the wind power generator, namely the impeller, the generator and the like are relatively small compared with the tower, so that the whole height is concentrated on the tower part. The existing tower drum is generally integrally formed, so that the transportation of the tower drum is very difficult. In the prior art, a part of assembled tower barrels are also arranged, but the upper end and the lower end of each assembled tower barrel are generally provided with connecting structures to connect adjacent tower barrels, but the stability of tower barrel connection is poor, so that the strength and the stability of the whole tower barrel are not high.
Disclosure of Invention
In view of this, the present invention provides an assembled large wind turbine tower to solve the technical problem that an integrally formed tower is difficult to transport.
In order to achieve the purpose, the invention provides the following technical scheme:
an assembled large-scale wind driven generator tower cylinder comprises a plurality of outer cylinders and inner cylinders, wherein annular grooves are formed in the upper ends and the lower ends of the outer cylinders, and the upper ends and the lower ends of the inner cylinders can be inserted into the annular grooves; the upper end and the lower end of the inner cylinder body are respectively provided with a fixing mechanism, the fixing mechanism comprises a first blind hole, a first groove, a first elastic piece and a first clamping block, the first groove is arranged on the inner wall of the inner cylinder body, the first blind hole is vertically arranged on the inner cylinder body, one end of the first blind hole penetrates through the first groove, a first limiting rod is inserted into the first blind hole, one end part of the first limiting rod comprises a small-diameter part and a large-diameter part, the first elastic piece is arranged in the first groove, the first clamping block is connected with the first elastic piece, the first clamping block is provided with a second blind hole, and the large-diameter part of the first limiting rod is inserted into the second blind hole and is simultaneously contacted with the second blind hole and the first blind hole; be provided with first logical groove on the outer barrel, first fixture block can pop out and the joint is to first logical groove.
In this scheme, with integrated into one piece's a tower section of thick bamboo segmentation for a plurality of outer barrels and interior barrel, wherein the height of whole tower section of thick bamboo is decided by the height and the quantity of outer barrel, so the height of outer barrel is lower, outer barrel is more, then the degree of difficulty of transportation and manufacturing is littleer. Simultaneously, because the whole height of a tower section of thick bamboo is higher, so receive the windage influence great, integrated into one piece's a tower section of thick bamboo is whole cylindricly owing to its outer wall, so can reduce the windage greatly, and a tower section of thick bamboo in this scheme only has the joint gap between two outer barrels, does not have other structures, and connection structure etc. all are located a tower section of thick bamboo inside, so the windage is also less relatively. The scheme is also provided with a fixing mechanism, and the fixing mechanism is mainly clamped and fixed by a first clamping block and a first through groove; under the limiting displacement of the major diameter portion of first gag lever post, first fixture block can't pop out from first recess, remove first gag lever post, the junction that the minor diameter portion that makes first gag lever post removed second blind hole and first blind hole, first fixture block receives the effort of first elastic component can transmit on the minor diameter portion, because the diameter of minor diameter portion is little, hardness, intensity is low, so the minor diameter portion can't bear the effort and the fracture, first fixture block pops out from first recess and the card is gone into first logical groove, it is fixed to accomplish the joint, make outer barrel at last, interior barrel is connected.
Optionally, the device further comprises a core barrel, wherein the core barrel comprises a plurality of fixed barrels and rotating barrels, the fixed barrels and the rotating barrels are arranged at intervals, and the rotating barrels are rotatably arranged between the upper fixed barrel and the lower fixed barrel; the inner wall of the rotating cylinder is provided with a second clamping block, a rotating cylinder is inserted into the core cylinder, a second groove matched with the second clamping block is formed in the rotating cylinder, the outer wall of the rotating cylinder is provided with a connecting frame, and the connecting frame penetrates through the first through groove and is connected with the inner cylinder. In this scheme, the initial state of first fixture block does not align with first logical groove, so first fixture block can't pop out first logical groove in and accomplish the joint, but under the effect of rotating the section of thick bamboo, barrel rotates in the link drives, and first fixture block on the interior barrel aligns with first logical groove gradually, removes first gag lever post again, and first fixture block just can align with first logical groove, accomplishes the joint. In the scheme, the fixing and clamping operation of the fixing mechanism is carried out under the condition that the outer barrel and the inner barrel are installed and completed, the clamping operation can be completed at one time, the installation mode is simpler and more convenient relatively, and the construction period is shorter and the time is saved.
Optionally, a third groove is formed in the ring groove, a second elastic piece is arranged in the third groove, a push rod is arranged on the second elastic piece, and the push rod can be inserted into the first blind hole and can push the first limiting rod to the direction of the first groove. In this scheme, when interior barrel rotated, the push rod can be close to first blind hole gradually in, upwards promotes first gag lever post until the push rod gets into first blind hole, and the path portion of first gag lever post removes the junction of first blind hole and first recess, and path portion just can split when receiving first fixture block effort.
Optionally, a first transverse groove capable of being connected with the connecting frame in an inserting mode is formed in the first through groove, a connecting plate is arranged at the end portion of the connecting frame, and the connecting plate can be fixed on the inner wall of the outer barrel through bolts. The link inserts can produce the relation of connection on the physics with outer barrel after first cross slot, and the link is connected with outer barrel and interior barrel simultaneously this moment and just can improve stability.
Optionally, be provided with the mount on the fixed cylinder, the mount is connected with the inner wall of urceolus, and it is provided with a plurality of extension framves to slide along circumference on the rotor drum, is provided with the expansion bracket between a plurality of extension framves, and the extension frame of both sides is connected with adjacent mount or link through the expansion bracket. In this scheme, when the link rotates along with a rotation section of thick bamboo, the extension frame can evenly expand and distribute in the circumference of a whole core section of thick bamboo, and the planar structure that extension frame, link, mount and expansion bracket formed this moment just can play the effect that promotes whole tower section of thick bamboo intensity, stability.
Optionally, the telescopic frame comprises a plurality of first telescopic rods and a plurality of second telescopic rods, the first telescopic rods are connected with the second telescopic rods in a sliding mode, and the first telescopic rods and the second telescopic rods are arc-shaped. In this scheme, the expansion bracket can stretch out and draw back along the direction of first telescoping cylinder and second telescopic link, can connect adjacent extension frame simultaneously again.
Optionally, a plurality of third blind holes are formed in the inner wall of the fixed cylinder, and a plurality of steel columns capable of being bounced into the third blind holes are arranged on the second groove. In the steel column in this scheme can play the third blind hole when rotating the third blind hole position, the steel column inserts the third blind hole just can fixed rotation cylinder and solid fixed cylinder to the cylinder is rotated in the restriction and a rotating cylinder.
Optionally, the fixed cylinder, the rotating cylinder and the rotating cylinder are of reinforced concrete structures, and concrete can be poured in the second groove. This scheme of adoption, a fixed section of thick bamboo, a section of thick bamboo and rotation cylinder can adopt cast-in-place mode to pour in the scene, also can adopt prefabricated mode to pour earlier then transport the field installation. The strength and the stability of the reinforced concrete structure are far higher than those of a steel structure, so that the connection of the inner cylinder body and the outer cylinder body with the core cylinder body of the reinforced concrete structure is more stable.
The working principle and the beneficial effects of the scheme are as follows:
1. a tower section of thick bamboo in this scheme includes interior barrel, outer barrel and core barrel triplex, the whole height of interior barrel and outer barrel is all less, relatively speaking be convenient for transportation and manufacturing, the core barrel then can adopt prefabricated and cast-in-place mode, if the transport condition is better then can adopt prefabricated mode, simple to operate is swift, if the transport condition is relatively poor then can adopt cast-in-place mode, cast-in-place manufacturing fixed cylinder, a rotation section of thick bamboo and rotation cylinder, this mode can make at the scene though the time limit of a project is longer, be applicable to the job site of inconvenient transportation.
2. The interior barrel in this scheme can connect its two outer barrels from top to bottom through the mode of first fixture block, and interior barrel drives interior barrel through rotating a section of thick bamboo pivoted mode and rotates and accomplish the joint, and easy operation is convenient. The extension frame, the connecting frame and the fixing frame can be unfolded to form a plane structure, and the plane structure can play a reinforcing role to improve the strength and the stability of the whole tower barrel.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment;
FIG. 2 is a schematic structural diagram of the outer cylinder and the inner cylinder;
FIG. 3 is a schematic structural diagram of the inner part of the inner cylinder, the outer cylinder and the rotary cylinder;
FIG. 4 is a schematic structural diagram of the inner part of the inner cylinder, the outer cylinder and the rotary cylinder after the inner cylinder and the rotary cylinder rotate;
FIG. 5 is a partial sectional view of the first notch and the first latch;
FIG. 6 is a schematic view of a portion of the core barrel;
FIG. 7 is a longitudinal cross-sectional view of a portion of the core barrel, rotary barrel and stationary barrel construction with the steel posts aligned with the third blind holes.
The drawings are numbered as follows: the outer cylinder body 1, the annular groove 2, the first through groove 3, the first transverse groove 4, the connecting frame 5, the core cylinder body 6, the rotating cylinder body 7, the second groove 8, the fixing frame 9, the extension frame 10, the first clamping block 11, the first blind hole 12, the inner cylinder body 13, the expansion frame 14, the rotating cylinder 15, the fixing cylinder 16, the first blind hole 17, the second blind hole 18, the first groove 19, the first elastic part 20, the push rod 21, the second elastic part 22, the large-diameter part 23, the small-diameter part 24, the second clamping block 25, the third blind hole 26, the steel column 27 and the third elastic part 28.
Detailed Description
The following is further detailed by way of specific embodiments:
examples
An assembled large-scale wind driven generator tower barrel is shown in figures 1 and 2 and comprises a plurality of outer barrels 1, inner barrels 13 and a core barrel 6.
Referring to fig. 3-6, the upper and lower ends of the outer cylinder 1 are provided with annular ring grooves 2, the upper and lower ends of the inner cylinder 13 can be inserted into the ring grooves 2, and the height of the inner cylinder 13 is equal to the sum of the heights of the ring grooves 2 of the upper and lower outer cylinders 1. The upper end and the lower extreme of interior barrel 13 all are provided with fixed establishment, fixed establishment includes first blind hole 12, first recess 19, first elastic component 20 and first fixture block 11, first recess 19 sets up on the inner wall of interior barrel 13, barrel 13 is including the vertical setting of first blind hole 12, first recess 19 is run through to the one end of first blind hole 12, first gag lever post has been inserted in first blind hole 12, the tip towards first recess 19 on the first gag lever post is including minor diameter portion 24 and major diameter portion 23, first elastic component 20 is the spring, the fixed setting in first recess 19 of the one end of first elastic component 20, the other end and the first fixture block 11 of first elastic component 20 are connected, be provided with second blind hole 18 on the first fixture block 11, the major diameter portion 23 of first gag lever post inserts in second blind hole 18 and simultaneously with second blind hole 18 and first blind hole 12 contact. Be provided with first logical groove 3 on the outer barrel 1, first fixture block 11 can pop out and the joint goes up to first logical groove 3. One side of the ring groove 2 facing the first groove 19 is provided with a third groove, a second elastic part 22 is arranged in the third groove, the second elastic part 22 is a spring, one end of the second elastic part 22 is fixedly connected with the third groove, the other end of the second elastic part 22 is fixedly provided with a push rod 21, and the push rod 21 can be inserted into the first blind hole 12 and can push the first limiting rod to the direction of the first groove 19. The first through groove 3 is provided with a first transverse groove 4 which can be inserted into the connecting frame 5. Under the initial condition, the fixture block and the first through groove 3 are located on the same level but are not aligned, a certain angle is formed between the fixture block and the first through groove 3, the first blind hole 12 and the push rod 21 are located on the same virtual circumference, but are not aligned up and down, and a certain angle is also formed between the first blind hole 12 and the push rod 21 and is equal to the angle between the fixture block and the first through groove 3.
Referring to fig. 7, the core cylinder 6 includes a plurality of fixed cylinders 16 and a plurality of rotating cylinders 15, the fixed cylinders 16 and the rotating cylinders 15 are arranged at intervals, and the rotating cylinders 15 are rotatably disposed between the upper and lower fixed cylinders 16. A second clamping block 25 is integrally formed on the inner wall of the rotating cylinder 15, a rotating cylinder 7 is inserted into the core cylinder 6, and a second groove 8 matched with the second clamping block 25 is formed in the rotating cylinder 7. The outer wall of the rotating cylinder 15 is fixedly provided with a connecting frame 5, and the connecting frame 5 penetrates through the first through groove 3 and is connected with the inner cylinder body 13. The fixed mount 9 that is provided with on the fixed section of thick bamboo 16, the interior wall connection of mount 9 and urceolus rotates a section of thick bamboo 15 and goes up to be provided with a plurality of extension frame 10 along circumference slip, and the mode that slides and set up is: the rotating cylinder 15 is provided with a sliding groove along the circumferential direction, and the extension frame 10 is connected in the sliding groove in a sliding manner. Expansion brackets 14 are arranged among the plurality of expansion brackets 10, and the expansion brackets 10 on two sides are connected with the adjacent fixed frame 9 or the connecting frame 5 through the expansion brackets 14. The telescopic frame 14 comprises a plurality of first telescopic rods and second telescopic rods, the first telescopic rods are connected with the second telescopic rods in a sliding mode, and the first telescopic rods and the second telescopic rods are arc-shaped. A plurality of third blind holes 26 are formed in the inner wall of the fixed cylinder 16, a third elastic member 28 is fixedly arranged in the second groove 8, and a plurality of steel columns 27 capable of springing into the third blind holes 26 are fixedly arranged on the third elastic member 28. The fixed cylinder 16, the rotating cylinder 15 and the rotating cylinder 7 are of reinforced concrete structures, and concrete can be poured in the second groove 8.
In the specific implementation:
transport each part to the scene and assemble, can vertically install during the installation, also can place the part level and install, interior barrel 13 and outer barrel 1 interval set up, and in the annular 2 of the 1 tip of outer barrel was inserted to interior barrel 13, then install core barrel 6 and rotation cylinder 7 again. After the installation of the rotating cylinder 7 is completed, the rotating cylinder 7 is driven to rotate by using equipment, the rotating cylinder 7 drives the rotating cylinder 15 to rotate, the rotating cylinder 15 drives the connecting frame 5 to rotate, the connecting frame 5 drives the inner cylinder 13 to rotate, the inner cylinder 13 drives the first clamping block 11 to rotate, when the inner cylinder 13 rotates the first blind hole 12 to align with the third groove, the push rod 21 is not blocked, so the push rod 21 can be bounced into the first blind hole 12 and pushes the first limiting rod, the first limiting rod moves towards the first groove 19, until the small-diameter part 24 moves to the joint of the first blind hole 12 and the first through hole, the small-diameter part 24 is broken under stress, and the first clamping block 11 is bounced out and inserted into the first through groove 3. The link 5 is inserted into the first lateral groove 4 when rotated. When the rotating cylinder 7 rotates, the steel column 27 is gradually aligned with the third blind hole 26 and inserted into the third blind hole 26, and finally concrete is poured into the second groove 8 on the rotating cylinder.
The foregoing is merely an example of the present invention and common general knowledge of known specific structures and features of the embodiments is not described herein in any greater detail. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the present invention.

Claims (8)

1. The utility model provides a large-scale aerogenerator tower section of thick bamboo of assembled which characterized in that: the device comprises a plurality of outer cylinders and inner cylinders, wherein annular grooves are formed in the upper ends and the lower ends of the outer cylinders, and the upper ends and the lower ends of the inner cylinders can be inserted into the annular grooves; the upper end and the lower end of the inner cylinder body are respectively provided with a fixing mechanism, the fixing mechanism comprises a first blind hole, a first groove, a first elastic piece and a first clamping block, the first groove is arranged on the inner wall of the inner cylinder body, the first blind hole is vertically arranged on the inner cylinder body, one end of the first blind hole penetrates through the first groove, a first limiting rod is inserted into the first blind hole, one end part of the first limiting rod comprises a small-diameter part and a large-diameter part, the first elastic piece is arranged in the first groove, the first clamping block is connected with the first elastic piece, the first clamping block is provided with a second blind hole, and the large-diameter part of the first limiting rod is inserted into the second blind hole and is simultaneously contacted with the second blind hole and the first blind hole; be provided with first logical groove on the outer barrel, first fixture block can pop out and the joint is to first logical groove.
2. The fabricated large scale wind turbine tower of claim 1, wherein: the core barrel comprises a plurality of fixed barrels and rotating barrels, the fixed barrels and the rotating barrels are arranged at intervals, and the rotating barrels are rotatably arranged between the upper fixed barrels and the lower fixed barrels; the inner wall of the rotating cylinder is provided with a second clamping block, a rotating cylinder is inserted into the core cylinder, a second groove matched with the second clamping block is formed in the rotating cylinder, the outer wall of the rotating cylinder is provided with a connecting frame, and the connecting frame penetrates through the first through groove and is connected with the inner cylinder.
3. The fabricated large scale wind turbine tower of claim 2, wherein: the annular groove is internally provided with a third groove, a second elastic piece is arranged in the third groove, a push rod is arranged on the second elastic piece, and the push rod can be inserted into the first blind hole and can push the first limiting rod to the direction of the first groove.
4. The fabricated large scale wind turbine tower of claim 3, wherein: the first through groove is provided with a first transverse groove capable of being connected with the connecting frame in an inserting mode, the end portion of the connecting frame is provided with a connecting plate, and the connecting plate can be fixed on the inner wall of the outer barrel through bolts.
5. The fabricated large scale wind turbine tower of claim 4, wherein: the fixed cylinder is provided with a fixed frame, the fixed frame is connected with the inner wall of the outer cylinder, the rotating cylinder is provided with a plurality of extending frames in a sliding mode along the circumferential direction, telescopic frames are arranged between the extending frames, and the extending frames on the two sides are connected with the adjacent fixed frame or the connecting frame through the telescopic frames.
6. The fabricated large scale wind turbine tower of claim 5, wherein: the telescopic frame comprises a plurality of first telescopic rods and a plurality of second telescopic rods, the first telescopic rods are connected with the second telescopic rods in a sliding mode, and the first telescopic rods and the second telescopic rods are arc-shaped.
7. The fabricated large scale wind turbine tower of claim 6, wherein: the inner wall of the fixed cylinder is provided with a plurality of third blind holes, and the second groove is provided with a plurality of steel columns capable of bouncing into the third blind holes.
8. The fabricated large scale wind turbine tower of claim 7, wherein: the fixed cylinder, the rotating cylinder and the rotating cylinder are of reinforced concrete structures, and concrete can be poured in the second groove.
CN202110900260.4A 2021-08-06 2021-08-06 Assembled large-scale wind driven generator tower Withdrawn CN113565692A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110900260.4A CN113565692A (en) 2021-08-06 2021-08-06 Assembled large-scale wind driven generator tower

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110900260.4A CN113565692A (en) 2021-08-06 2021-08-06 Assembled large-scale wind driven generator tower

Publications (1)

Publication Number Publication Date
CN113565692A true CN113565692A (en) 2021-10-29

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ID=78170639

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110900260.4A Withdrawn CN113565692A (en) 2021-08-06 2021-08-06 Assembled large-scale wind driven generator tower

Country Status (1)

Country Link
CN (1) CN113565692A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109441925A (en) * 2018-12-10 2019-03-08 重庆大学 A kind of one-way bolt with controllable expansion part

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109441925A (en) * 2018-12-10 2019-03-08 重庆大学 A kind of one-way bolt with controllable expansion part
CN109441925B (en) * 2018-12-10 2023-09-29 重庆大学 Unidirectional bolt with controllable expansion piece

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Application publication date: 20211029

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