CN108894931A - Tower drum arc section hoisting point selection method, pose adjustment method and tower drum assembly method - Google Patents
Tower drum arc section hoisting point selection method, pose adjustment method and tower drum assembly method Download PDFInfo
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- CN108894931A CN108894931A CN201810687272.1A CN201810687272A CN108894931A CN 108894931 A CN108894931 A CN 108894931A CN 201810687272 A CN201810687272 A CN 201810687272A CN 108894931 A CN108894931 A CN 108894931A
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- segmental arc
- suspension centre
- tower
- pose
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- 238000000034 method Methods 0.000 title claims abstract description 101
- 238000010187 selection method Methods 0.000 title 1
- 230000005484 gravity Effects 0.000 claims abstract description 51
- 239000000725 suspension Substances 0.000 claims description 365
- 238000010586 diagram Methods 0.000 description 21
- 238000010276 construction Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
Classifications
-
- 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
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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)
- Bridges Or Land Bridges (AREA)
Abstract
The invention relates to a method for selecting a hanging point of an arc section of a tower barrel, a method for adjusting the pose of the arc section of the tower barrel and a method for assembling the tower barrel, wherein the method for selecting the hanging point is used for adjusting the pose of the arc section of the tower barrel and comprises the following steps: determining the gravity center of a tower arc section, wherein the tower arc section comprises a first half arc section and a second half arc section which are symmetrically arranged along the circumferential direction; determining a plane passing through the center of gravity, perpendicular to two end faces of the tower drum arc section in the axial direction and intersecting with the first half arc section and the second half arc section as a hoisting point division plane; selecting points on two sides of the dividing surface of the lifting point on the first semi-arc section of each end surface as a pair of auxiliary lifting points, wherein the pair of auxiliary lifting points comprise a first auxiliary lifting point arranged at the free end far away from the first semi-arc section and a second auxiliary lifting point arranged at the free end close to the first semi-arc section; and selecting the intersection point of the dividing surface of the hanging point and the second half arc section as a main hanging point on each end surface, and adjusting the position of the main hanging point to enable the tower barrel arc sections to overcome self gravity and rotate to a preset pose. The invention ensures that the arc section of the tower drum is not easy to deform in the overturning process and has simple operation.
Description
Technical field
The present invention relates to technical field of wind power generation, more particularly to a kind of tower segmental arc suspension centre choosing method, pose tune
The assemble method of adjusting method and tower.
Background technique
With the gradually promotion of the power of modern wind generating set, the diameter of tower constantly increases.For the ease of transport
Each tower can be divided into multiple tower segmental arcs by tower, after multiple tower segmental arcs transport wind-power electricity generation scene, then will be multiple
Tower segmental arc is assembled into a tower.In assembling process, needs to overturn tower segmental arc, adjust its pose, make its satisfaction
Group reload request.
The overturning of tower segmental arc generally passes through four crane cooperations and completes.Fig. 1 is the pose of tower segmental arc in the prior art
The schematic diagram of a scenario of adjustment process, as shown in Figure 1, each end face of tower segmental arc 100 is by 110 He of the first crane that is oppositely arranged
The boom of second crane 120, which is hung, to be connect, and the pose of tower segmental arc 100 is adjusted by the movement of control boom.Due to tower segmental arc
In 100 switching processes, the boom cross-operation of the first crane 110 and the second crane 120, tower segmental arc 100 should put down vertically
Rotation in surface will also upward-downward translation in perpendicular, it is difficult to ensure that the boom of the first crane 110 and the second crane 120 can be same
Step movement, causes tower segmental arc 100 to be easy to happen torsional deflection in switching process, and the assembling quality of tower is poor, assembling effect
Rate is lower, and the boom of multiple cranes moves back and forth, and construction site area occupied is larger, is not suitable for the big of wind-power electricity generation scene
Scale operation.
Summary of the invention
It is an object of the present invention to provide a kind of tower segmental arc suspension centre choosing method and pose methods of adjustment, can protect
Card tower segmental arc is unlikely to deform in switching process.
It is a further object to provide a kind of assemble method of tower, can be improved tower assembling quality and
Packaging efficiency.
In a first aspect, the embodiment of the invention provides a kind of tower segmental arc suspension centre choosing methods, for adjusting tower segmental arc
Pose comprising：Determine the center of gravity of tower segmental arc, tower segmental arc includes the first half segmental arcs and second being circumferentially arranged symmetrically
Half segmental arc；Determine by center of gravity, perpendicular to tower segmental arc along two axial end faces and with the first half segmental arcs and the second half segmental arcs
The face intersected is suspension centre divisional plane；Choose that be located at the point of suspension centre divisional plane two sides be one in the first half segmental arcs of each end face
To secondary suspension centre, a pair of of pair suspension centre includes the first secondary suspension centre of the free end setting far from the first half segmental arcs and close to the first half segmental arcs
Free end setting the second secondary suspension centre；It is hung based on the intersection point for choosing suspension centre divisional plane and the second half segmental arcs on each end face
Point makes tower segmental arc overcome self gravity and turns to predetermined pose by adjusting the position of main suspension centre in perpendicular.
Second aspect uses foregoing the embodiment of the invention provides a kind of tower segmental arc pose method of adjustment
Tower segmental arc suspension centre choosing method chooses suspension centre, and pose method of adjustment includes：The pre- spacing above two end faces of tower segmental arc
Suspension hook is fixed respectively from place；Choose first group of suspension centre on each end face, first group of suspension centre includes being located in the first half segmental arcs
First secondary suspension centre, the second secondary suspension centre and the main suspension centre in the second half segmental arcs；Second group of suspension centre is chosen on each end face, the
Symmetrical center line of two groups of suspension centres with first group of suspension centre relative to tower segmental arc is symmetrical arranged one by one, and first group of suspension centre includes being located at
Main suspension centre in the first half segmental arcs and the first secondary suspension centre in the second half segmental arcs, the second secondary suspension centre；According to tower segmental arc
Reverses direction uses first group of suspension centre or second group of suspension centre；The main suspension centre on each end face and distance between suspension hook are adjusted, with
Tower segmental arc is set to overcome self gravity and overturn to predetermined pose.
According to an aspect of an embodiment of the present invention, pose method of adjustment further includes：Tower segmental arc is put with initial pose
It sets, initial pose is two free ends of tower segmental arc circumferentially downward and symmetrical center line is vertically arranged, and suspension centre is divided
Face is in first angle α with the vertical line Jing Guo center of gravity, and first angle α meets condition：0<α≤90°.
According to an aspect of an embodiment of the present invention, first group of suspension centre or the are used according to the reverses direction of tower segmental arc
Two groups of suspension centres include：If tower segmental arc uses first group of suspension centre from the second half segmental arcs towards the first half segmental arc overturnings.
According to an aspect of an embodiment of the present invention, adjust the main suspension centre on each end face and distance between suspension hook, so that
Tower segmental arc overcomes self gravity and overturns to predetermined pose：If tower segmental arc is overturn from initial pose to predetermined pose
Second angle β meet condition 0<β≤α, then connection device is hung in connection first between the first secondary suspension centre and suspension hook, main suspension centre with
Connection device is hung in connection second between suspension hook；The length of connection device is hung in adjustment second, so that tower segmental arc is relative to the first secondary suspension centre
It overturns to predetermined pose.
According to an aspect of an embodiment of the present invention, adjust the main suspension centre on each end face and distance between suspension hook, so that
Tower segmental arc overcomes self gravity and overturns to predetermined pose：If tower segmental arc is overturn from initial pose to predetermined pose
Second angle β meet condition 90<β≤180 °, then connection device is hung in connection first between the first secondary suspension centre and suspension hook, is hung in master
Connection device is hung in connection second between point and suspension hook；The length of connection device is hung in adjustment second, so that tower segmental arc is relative to the first pair
Suspension centre overturns first angle α；Connection device is hung by first to remove from the first secondary suspension centre, and is replaced to the second secondary suspension centre；Continue to adjust
Second hangs the length of connection device, so that tower segmental arc is overturn relative to the second secondary suspension centre to predetermined pose.
According to an aspect of an embodiment of the present invention, first group of suspension centre or the are used according to the reverses direction of tower segmental arc
Two groups of suspension centres include：If tower segmental arc uses second group of suspension centre from the first half segmental arcs towards the second half segmental arc overturnings.
According to an aspect of an embodiment of the present invention, adjust the main suspension centre on each end face and distance between suspension hook, so that
Tower segmental arc overcomes self gravity and overturns to predetermined pose：If tower segmental arc is overturn from initial pose to predetermined pose
Second angle β meet condition 0<β≤α, then connection device is hung in connection first between the first secondary suspension centre and suspension hook, main suspension centre with
Connection device is hung in connection second between suspension hook；The length of connection device is hung in adjustment second, so that tower segmental arc is relative to the first secondary suspension centre
It overturns to predetermined pose.
According to an aspect of an embodiment of the present invention, adjust the main suspension centre on each end face and distance between suspension hook, so that
Tower segmental arc overcomes self gravity and overturns to predetermined pose：If tower segmental arc is overturn from initial pose to predetermined pose
Second angle β meet condition 90<β≤180 °, then connection device is hung in connection first between the first secondary suspension centre and suspension hook, is hung in master
Connection device is hung in connection second between point and suspension hook；The length of connection device is hung in adjustment second, so that tower segmental arc is relative to the first pair
Suspension centre overturns first angle α；Connection device is hung by first to remove from the first secondary suspension centre, and is replaced to the second secondary suspension centre；Continue to adjust
Second hangs the length of connection device, so that tower segmental arc is overturn relative to the second secondary suspension centre to predetermined pose.
According to an aspect of an embodiment of the present invention, second to hang connection device include jack device, by adjusting jack device
The length of chain adjust the second length for hanging connection device.
According to an aspect of an embodiment of the present invention, second to hang connection device further comprise rope, and rope is set to jack
The one or both ends of device adjust the second length for hanging connection device by adjusting the length of the chain of jack device.
According to an aspect of an embodiment of the present invention, suspension hook includes main suspension hook and secondary suspension hook, and first, which hangs connection device, is connected to
Secondary suspension hook, second to hang connection device include rope or chain, and main suspension hook is provided with guidance axis, and rope or chain are wound in guidance axis
On, the second length for hanging connection device is adjusted by the rotation of control guidance axis.
On the other hand, the embodiment of the invention also provides a kind of assemble method of tower, assemble method includes：N number of tower
The pose method of adjustment that each tower segmental arc in segmental arc is all made of foregoing tower segmental arc adjusts respective pose, so that
N number of tower segmental arc encloses entire tower, wherein N is the integer more than or equal to 3.
Tower segmental arc suspension centre choosing method provided in an embodiment of the present invention and pose method of adjustment, in a first aspect, tower arc
Section only has the one degree of freedom axially rotated around it in switching process, is not susceptible to deform；Second aspect, in tower segmental arc
Each end face on main suspension centre, the first secondary suspension centre and the second secondary suspension centre are set, according to the suspension centre of tower segmental arc in switching process point
Whether face passes through a perpendicular and determines whether to replace the first secondary suspension centre to the second secondary suspension centre, to enable tower segmental arc
It is enough to may be reversed in the range of 0~360 °, meet the pose adjustment requirement of tower segmental arc, it is easy to operate；The third aspect, tower
For segmental arc during pose adjusts, the suspension hook of crane is fixed without moving back and forth, and has saved Wind Farm Construction scene
Occupied area.
In addition, the assemble method of tower provided in an embodiment of the present invention, using the pose tune of foregoing tower segmental arc
Adjusting method adjusts the pose of each tower segmental arc, and each tower segmental arc is unlikely to deform, and improves the overall package quality and assembling of tower
Efficiency.
Detailed description of the invention
The feature, advantage and technical effect of exemplary embodiment of the present described below with reference to the accompanying drawings.
Fig. 1 is the schematic diagram of a scenario of the pose adjustment process of tower segmental arc in the prior art；
Fig. 2 is a kind of operation principle schematic diagram of tower segmental arc suspension centre choosing method provided in an embodiment of the present invention；
Fig. 3 is a kind of flow diagram of tower segmental arc suspension centre choosing method provided in an embodiment of the present invention；
Fig. 4 is the position view of each suspension centre in tower segmental arc suspension centre choosing method shown in Fig. 3 on an end face.
Fig. 5 is that tower segmental arc is hung using first group in a kind of tower segmental arc pose method of adjustment provided in an embodiment of the present invention
A kind of schematic diagram of a scenario when putting and being in initial pose；
Fig. 6 is that tower segmental arc shown in fig. 5 is overturn using the first secondary suspension centre in first group of suspension centre to the field of predetermined pose
Scape schematic diagram；
Fig. 7 is that tower segmental arc shown in fig. 5 is overturn using the first secondary suspension centre in first group of suspension centre to the field of first angle α
Scape schematic diagram；
Fig. 8 is tower segmental arc shown in Fig. 7 by the first secondary suspension centre in first group of suspension centre, and to be changed to the second secondary suspension centre subsequent
The schematic diagram of a scenario of continuous overturning；
Fig. 9 is that tower segmental arc shown in Fig. 8 is overturn to the schematic diagram of a scenario of predetermined pose；
Figure 10 is a kind of scene signal of the tower segmental arc shown in fig. 5 using second group of suspension centre and when being in initial pose
Figure；
Figure 11 is that tower segmental arc shown in Fig. 10 is overturn using the first secondary suspension centre in second group of suspension centre to predetermined pose
Schematic diagram of a scenario；
Figure 12 is another scene signal of the tower segmental arc shown in fig. 5 using first group of suspension centre and when being in initial pose
Figure；
When Figure 13 is that each tower segmental arc is in initial pose in a kind of assemble method of tower provided in an embodiment of the present invention
Schematic diagram of a scenario；
Figure 14 is the scene signal after using a kind of assemble method of tower provided in an embodiment of the present invention to assemble tower
Figure.
Wherein,
100- tower segmental arc；The first crane of 110-；The second crane of 120-；
The first suspension centre of 1- 1；1 '-the second suspension centre；2,2 '-main suspension centres；The end face 3-；The first lifting rope of 4-；The second lifting rope of 5-；G- weight
The heart；
The first half segmental arc of 10-；The second half segmental arc of 20-；11,11 '-the first secondary suspension centres；12,12 '-the second secondary suspension centres；30- is hung
Hook；The main suspension hook of 31-；32- pair suspension hook；40- first hangs connection device；50- second hangs connection device；51- jack device；52,53- ropes
Rope；α-first angle；β-second angle；
A1- the 1 tower segmental arc；A2- the 2 tower segmental arc；A3- the 3 tower segmental arc；ANN-th tower segmental arc；a-
First free end end face；The second free end end face of b-；D1, d2, d3- arrow.
In the accompanying drawings, identical component uses identical appended drawing reference.The attached drawing is not drawn according to the actual ratio.
Specific embodiment
Embodiments of the present invention are described in further detail with reference to the accompanying drawings and examples.Following embodiment it is detailed
Thin description and attached drawing cannot be used to limit the scope of the invention for illustratively illustrating the principle of the present invention, i.e., of the invention
It is not limited to described embodiment.
In the description of the present invention, it should be noted that unless otherwise indicated, the meaning of " plurality " is two or two with
On；The orientation or positional relationship of the instructions such as term " on ", "lower", "left", "right" is that orientation based on the figure or position are closed
System, is merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning must have
Scheduled orientation is constructed and is operated with scheduled orientation, therefore is not considered as limiting the invention.In addition, term " the
One ", " second ", " third " etc. are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
For a better understanding of the present invention, it is selected below with reference to the tower segmental arc suspension centre according to an embodiment of the present invention of Fig. 2 to 14
The assemble method of method, pose method of adjustment and tower is taken to be described in detail.
Tower segmental arc, which generally passes through two suspension centres, hangs and connects, and should be avoided and deforms during pose adjustment, in order to realize
This purpose, can make tower segmental arc only has the one degree of freedom axially rotated around it.It is always erected according to object gravity direction
Straight downward principle, it is another when the gravitational equilibrium of pulling force and tower segmental arc itself that a suspension centre in tower segmental arc is subject to
The pulling force that a suspension centre is subject to is zero, and the suspension centre that especially pulling force is zero is located at the top of tower segmental arc and under another suspension centre is located at
Fang Shi, tower segmental arc will play pendulum.Therefore, the selection of suspension centre is particularly significant.
Fig. 2 is a kind of operation principle schematic diagram of tower segmental arc suspension centre choosing method provided in an embodiment of the present invention.
Referring to Fig.2, tower segmental arc, which has, is provided with multiple mounting holes along two axial end faces 3, each end face 3, hang
After the position of point determines, tower segmental arc can be hung and connect on each end face 3 corresponding to suspender is arranged in the mounting hole of suspension centre
Contact is hung to a certain.
The first suspension centre 1 and the second suspension centre 1 ' are arbitrarily chosen on each end face 3 of tower segmental arc, as shown in Fig. 2, first
Suspension centre 1 and a certain hang connect the first lifting rope 4 between contact, the second lifting rope 5 is connected between contact in the second suspension centre 1 ' and a certain hang.
There is the one degree of freedom axially rotated around it in order to make tower segmental arc only, it is assumed that the length of the first lifting rope 4 is constant, adjustment second
The length of lifting rope 5, so that tower segmental arc direction shown in arrow along Fig. 2 rotates.
It should be noted that Fig. 2 illustrates only the structural schematic diagram of an end face 3 of tower segmental arc, another end face 3
Structure having the same, and the position of the first suspension centre 1 and the second suspension centre 1 ' on two end faces 3 is along axial the one of tower segmental arc
One is corresponding.
When tower segmental arc overturns to position shown in Fig. 2 along arrow direction shown in Fig. 2 and does not reach predetermined pose, the
The pulling force that one lifting rope 4 is subject to is located in the same vertical plane with center of gravity G, and the pulling force that the first suspension centre 1 is subject to is equal to tower segmental arc
Gravity is equal to zero in the pulling force that pulling force i.e. the second lifting rope 5 that the second suspension centre 1 ' applies is subject to, is in close to relaxed state, if
Extraneous natural wind or other external force are applied in tower segmental arc at this time, and the center of gravity G of tower segmental arc will shift.
If the center of gravity G of tower segmental arc is first offset to the right side of the first lifting rope 4, tower segmental arc is under the effect of gravity
Moment pulls on the second lifting rope 5 and turns clockwise, and generates huge impact force, causes the second lifting rope 5 by close to relaxed state wink
Between be tensioned and out of hand, and overturning can not be continued along arrow direction shown in Fig. 2 to predetermined pose.
If the center of gravity G of tower segmental arc is first offset to the left side of the first lifting rope 4, tower segmental arc is under the effect of gravity
Moment pulls on the second lifting rope 5 and turns counterclockwise, and generates huge impact force, causes the second lifting rope 5 by close to relaxed state wink
Between be tensioned and out of hand, and 5 cross winding of the first lifting rope 4 and the second lifting rope, make tower segmental arc in perpendicular back and forth
It swings, may be damaged the first lifting rope 4, the second lifting rope 5 and other relevant machinery equipments under serious situation, or even cause
Personal injury.
As a result, when choosing suspension centre in tower segmental arc, the first suspension centre 1 of constant the first lifting rope 4 connection of length should be avoided
The center of gravity G of the pulling force and tower segmental arc that are subject to especially should be avoided the first suspension centre 1 and be located at vertical direction in same perpendicular
Bottom causes tower segmental arc that can not overturn to predetermined pose, or plays pendulum.
It should be noted that in the illustrated example shown in fig. 2, when the length of the first lifting rope 4 is constant, it is preferable that tower arc
Section overcomes the direction of gravity to overturn along arrow direction shown in Fig. 2.Although tower segmental arc can edge when flip angle is smaller
Opposite with arrow direction shown in Fig. 2 direction overturning, but when flip angle is larger, pulling force and tower that the first suspension centre 1 is subject to
The center of gravity G of segmental arc may cause tower segmental arc that can not overturn to predetermined pose in same perpendicular, or in unstable
State.The permissible value of flip angle is related with the first suspension centre 1 and position of second suspension centre 1 ' in tower segmental arc, repeats no more.
Embodiment that the invention will now be described in detail with reference to the accompanying drawings provide a kind of tower segmental arc suspension centre choosing method it is specific
Step.
Fig. 3 is a kind of flow diagram of tower segmental arc suspension centre choosing method provided in an embodiment of the present invention, and Fig. 4 is Fig. 3 institute
The position view of each suspension centre in the tower segmental arc suspension centre choosing method shown on an end face.
Also referring to Fig. 3 and Fig. 4, the embodiment of the invention provides a kind of tower segmental arc suspension centre choosing methods, for adjusting
The pose of whole tower segmental arc, suspension centre choosing method include：
Step S1, determines the center of gravity G of tower segmental arc, and tower segmental arc includes the first half 10 Hes of segmental arc being circumferentially arranged symmetrically
The second half segmental arcs 20.
Step S2, determine by center of gravity G, perpendicular to tower segmental arc two end faces 3 and with the first half segmental arcs 10 and second
The face that half segmental arc 20 intersects is suspension centre divisional plane P.
Step S3, chooses that be located at the point of the two sides suspension centre divisional plane P be a pair of secondary in the first half segmental arcs 10 of each end face 3
Suspension centre, a pair of of pair suspension centre include the first secondary suspension centre 11 of the free end setting far from the first half segmental arcs 10 and close to the first half segmental arcs
Second secondary suspension centre 12 of 10 free end setting；
Step S4, it is main suspension centre 2 that suspension centre divisional plane P and the intersection point of the second half segmental arcs 20 are chosen on each end face 3, is passed through
Adjusting the position of main suspension centre 2 in perpendicular makes tower segmental arc overcome self gravity and turn to predetermined pose.
Assuming that the predetermined pose of tower segmental arc is pose overturning 180 degree relative to Fig. 4, and hung by the first pair
Point 11 and main suspension centre 2, which hang tower segmental arc to pick up, to be come.When tower segmental arc is overturn to being located at suspension centre divisional plane P in perpendicular
When, the gravity of the pulling force and tower segmental arc that are subject to due to main suspension centre 2 is balanced in the vertical direction, at this time can be by the first secondary suspension centre
11 replacements make tower segmental arc no longer keep balance in the vertical direction, so that tower segmental arc can continue to the second secondary suspension centre 12
It overturns to predetermined pose.It later will be in a kind of tower segmental arc pose method of adjustment provided in an embodiment of the present invention further in detail
Description.
It should be noted that the position of suspension centre divisional plane P is not limited to the position shown in Fig. 4 for being similar to horizontal plane,
As long as by center of gravity G, perpendicular to tower segmental arc two end faces 3 and intersect with the first half segmental arcs 10 and the second half segmental arcs 20
Face repeats no more.
Tower segmental arc suspension centre choosing method provided in an embodiment of the present invention, by being set on each end face 3 of tower segmental arc
It sets main suspension centre 2 and one of secondary suspension centre 11 or 12 is connect with hanging tower segmental arc, and in perpendicular by adjusting main suspension centre 2
Position make tower segmental arc only there is the one degree of freedom axially rotated around it, be not susceptible to deform.In addition, main suspension centre 2 by
When the center of gravity of the pulling force that arrives and tower segmental arc is in same perpendicular, can by the position of secondary suspension centre from the first secondary suspension centre 11 more
It is changed to the second secondary suspension centre 12 and meets the pose adjustment requirement of tower segmental arc so that tower segmental arc be made to can continue to overturn.
Fig. 5 is that tower segmental arc is hung using first group in a kind of tower segmental arc pose method of adjustment provided in an embodiment of the present invention
A kind of schematic diagram of a scenario when putting and being in initial pose.
Refering to Fig. 5, a kind of tower segmental arc pose method of adjustment provided in an embodiment of the present invention, using foregoing tower
Segmental arc suspension centre choosing method chooses suspension centre, and pose method of adjustment includes：
Step S10 fixes suspension hook 30 above two end faces 3 of tower segmental arc respectively at preset distance；
Step S20, chooses first group of suspension centre on each end face 3, and first group of suspension centre includes being located in the first half segmental arcs 10
The first secondary suspension centre 12 of secondary suspension centre 11, second and the main suspension centre 2 in the second half segmental arcs 20.
Step S30 chooses second group of suspension centre on each end face 3, and second group of suspension centre and first group of suspension centre are relative to tower
The symmetrical center line L of segmental arc is symmetrical arranged one by one respectively, and second group of suspension centre includes the main suspension centre 2 ' in the first half segmental arcs 10
And the first secondary suspension centre 11 ', the second secondary suspension centre 12 ' in the second half segmental arcs 20.
Step S40 uses first group of suspension centre or second group of suspension centre according to the reverses direction of tower segmental arc.
The reverses direction of tower segmental arc is subject to rotational angle no more than 180 °, for example, as viewed from one of end face 3,
If turning counterclockwise and needing to rotate 240 °, adjustable is to rotate clockwise 60 °.In addition, tower segmental arc needs edge gram
The direction overturning of self gravity is taken, therefore first group of suspension centre or second group of suspension centre can be selected according to specific circumstances.
Step S50 adjusts distance between the main suspension centre 2 or 2 ' on each end face and suspension hook 30, so that tower segmental arc gram
It takes self gravity and overturns to predetermined pose.
Tower segmental arc pose method of adjustment provided in an embodiment of the present invention is chosen using foregoing tower segmental arc suspension centre
Method chooses symmetrically arranged two groups of suspension centres on each end face 3 of tower segmental arc, and not according to the reverses direction of tower segmental arc
Together, one group of different suspension centres is correspondingly selected, thus keep tower segmental arc adjustable in the range of 0~360 °, it is easy to operate.
In addition, tower segmental arc suspension hook 30 during pose adjusts is fixed, boom does not need to move back and forth, and only passes through tune
Distance between main suspension centre 2 or 2 ' and suspension hook 30 on whole each end face, can make tower segmental arc overcome self gravity and overturn
To predetermined pose, the occupied area at Wind Farm Construction scene has been saved.
The specific steps of tower segmental arc pose method of adjustment are described in further detail with reference to the accompanying drawing.
Referring again to Fig. 5, tower segmental arc pose method of adjustment provided in an embodiment of the present invention further includes：
Step S9 places tower segmental arc with initial pose, and initial pose is two free ends of tower segmental arc circumferentially
Downward and symmetrical center line L is vertically arranged, and suspension centre divisional plane P and by center of gravity G vertical line be in first angle α, first
Angle [alpha] meets condition：0<α≤90°.
It should be noted that step S9 can be carried out before step S10, it can also carry out, not make after step slo
Limitation.In addition, the initial pose of tower segmental arc is not limited to pose shown in fig. 5, it can be depending on specific applicable situation.
The specific steps of tower segmental arc pose method of adjustment are described by taking initial pose shown in fig. 5 as an example below.
On the one hand, in step S40, first group of suspension centre or second group of suspension centre packet are used according to the reverses direction of tower segmental arc
It includes：
Step S41, if tower segmental arc is overturn from the second half segmental arcs 20 towards the first half segmental arcs 10, as shown in Figure 5
Arrow direction then uses first group of suspension centre.
Fig. 6 is that tower segmental arc shown in fig. 5 is overturn using the first secondary suspension centre in first group of suspension centre to the field of predetermined pose
Scape schematic diagram.
Also referring to Fig. 5 and Fig. 6, in step S50, adjust distance between the main suspension centre 2 on each end face and suspension hook 30,
So that tower segmental arc overcomes self gravity and overturns to predetermined pose includes：
Step S51, if the second angle β that tower segmental arc is overturn from initial pose to predetermined pose meets condition 0<β≤
α, then connection device 40 is hung in connection first between the first secondary suspension centre 11 and suspension hook 30, and the is connected between main suspension centre 2 and suspension hook 30
Two hang connection device 50.
The length of connection device 50 is hung in step S52, adjustment second, so that tower segmental arc is overturn extremely relative to the first secondary suspension centre 11
Predetermined pose.
Second length adjustment for hanging connection device 50 can slowly be operated manually by operator to be realized, the size of pulling force and
Speed relatively easily controls, and improves the stability of tower segmental arc overturning, prevents tower segmental arc from generating in switching process larger
Deformation.
For example, it is assumed that the initial pose of tower segmental arc as shown in figure 5, tower segmental arc suspension centre divisional plane P and pass through center of gravity G
Vertical line be in first angle α, first angle α is 90 °, and tower segmental arc is turned over from the second half segmental arcs 20 towards the first half segmental arcs 10
The second angle β for turning, i.e., overturning along arrow direction shown in fig. 5, and overturn from initial pose to predetermined pose is 60 °, then
Connection device 40 is hung by first to be set between the first secondary suspension centre 11 and suspension hook 30, is hung connection device 50 for second and is set to main suspension centre 2
Between suspension hook 30, it is only necessary to shorten two second length for hanging connection device 50, make tower segmental arc relative to the first secondary suspension centre 11
60 ° of overturning.
Fig. 7 is that tower segmental arc shown in fig. 5 is overturn using the first secondary suspension centre in first group of suspension centre to the field of first angle α
Scape schematic diagram, Fig. 8 is tower segmental arc shown in Fig. 7 by the first secondary suspension centre in first group of suspension centre, and to be changed to the second secondary suspension centre subsequent
The schematic diagram of a scenario of continuous overturning, Fig. 9 is that tower segmental arc shown in Fig. 8 is overturn to the schematic diagram of a scenario of predetermined pose.
Also referring to Fig. 5, Fig. 7 to Fig. 9.In step S50, adjust between the main suspension centre 2 on each end face and suspension hook 30
Distance, so that tower segmental arc overcomes self gravity and overturns to predetermined pose and include：
Step S511, if the second angle β that tower segmental arc is overturn from initial pose to predetermined pose meets condition 90<β
≤ 180 °, then connection device 40 is hung in connection first between the first secondary suspension centre 11 and suspension hook 30, is connected between main suspension centre 2 and suspension hook 30
It connects second and hangs connection device 50, as shown in Figure 5.
The length of connection device 50 is hung in step S521, adjustment second, so that tower segmental arc is overturn relative to the first secondary suspension centre 11
First angle α, as shown in Figure 7.
Step S531 hangs connection device 40 for first and removes from the first secondary suspension centre 11, and replaces to the second secondary suspension centre 12, such as schemes
Shown in 8.
Step S541 continues the length that connection device 50 is hung in adjustment second, so that tower segmental arc is relative to the second secondary suspension centre 12
Overturning is to predetermined pose, as shown in Figure 9.
For example, it is assumed that the initial pose of tower segmental arc as shown in figure 5, tower segmental arc suspension centre divisional plane P and pass through center of gravity G
Vertical line be in first angle α, first angle α takes 90 °, and tower segmental arc is turned over from the second half segmental arcs 20 towards the first half segmental arcs 10
The second angle β for turning, i.e., overturning along arrow direction shown in fig. 5, and overturn from initial pose to predetermined pose is 120 °, then
The length that connection device 50 is hung firstly the need of shortening second makes tower segmental arc overturn first angle α i.e. relative to the first secondary suspension centre 11
90 °, suspension centre divisional plane P is located at a perpendicular at this time, and tower segmental arc is in equilibrium state in vertical direction.Main suspension centre 2 by
Pulling force i.e. second hang the gravity that pulling force that connection device 50 is subject to is equal to tower segmental arc, the pulling force that the first secondary suspension centre 11 is subject to i.e. the
One to hang the pulling force that connection device 40 is subject to be zero.If continuing to shorten or extend the second length for hanging connection device 50, tower segmental arc
Will in the perpendicular upward-downward translation and no longer overturn, as shown in Figure 7.
Then, first on each end face 3 is hung connection device 40 to remove from the first secondary suspension centre 11, and is connected to the second pair and hangs
Point 12.Since first to hang the pulling force that connection device 40 is subject to be zero at this time, therefore connection device 40 easily can be hung from by first
One secondary suspension centre 11 is removed.When hanging connection device 40 for first and being connected to the second secondary suspension centre 12, the total of connection device 40 is hung due to first
Length is constant, therefore needs slightly to adjust second and hang the length of connection device 50 and the angle of tower segmental arc, connects in order to hang first
Device 40 is connected on the second secondary suspension centre 12 of tower segmental arc, as shown in Figure 8.It first hangs connection device 40 and second at this time and hangs tipping
50 are set by pulling force, so that the gravity with tower segmental arc keeps balancing.
Finally, the length of connection device 50 is hung in elongation second, tower segmental arc is made to overturn second jiao relative to the second secondary suspension centre 12
β i.e. 120 ° extremely predetermined pose is spent, as shown in Figure 9.
On the other hand, in step S40, first group of suspension centre or second group of suspension centre are used according to the reverses direction of tower segmental arc
Including：
Step S411 uses second group if tower segmental arc is overturn from the first half segmental arcs 10 towards the second half segmental arcs 20
Suspension centre.
Figure 10 is a kind of scene signal of the tower segmental arc shown in fig. 5 using second group of suspension centre and when being in initial pose
Figure, Figure 11, which is tower segmental arc shown in Fig. 10, to be overturn to the scene of predetermined pose using the first secondary suspension centre in second group of suspension centre and shows
It is intended to.
Also referring to Figure 10 and Figure 11, in step S50, the spacing of the main suspension centre 2 ' and suspension hook 30 on each end face is adjusted
From, so that tower segmental arc overcomes self gravity and overturns to predetermined pose includes：
Step S51 ', if the second angle β that tower segmental arc is overturn from initial pose to predetermined pose meets condition 0<β≤
α, then connection device 40 is hung in connection first between the first secondary suspension centre 11 ' and suspension hook 30, is connected between main suspension centre 2 ' and suspension hook 30
Second hangs connection device 50.
The length of connection device 50 is hung in step S52 ', adjustment second, so that tower segmental arc is overturn relative to the first secondary suspension centre 11 '
To predetermined pose.
For example, it is assumed that the initial pose of tower segmental arc is as shown in Figure 10, the suspension centre divisional plane P of tower segmental arc with pass through center of gravity
The vertical line of G is in first angle α, and first angle α is 90 °, and tower segmental arc is turned over from the first half segmental arcs 10 towards the second half segmental arcs 20
The second angle β for turning, i.e., overturning along arrow direction shown in Fig. 10, and overturn from initial pose to predetermined pose is 30 °, then
Connection device 40 is hung by first to be set between the first secondary suspension centre 11 ' and suspension hook 30, is hung connection device 50 for second and is set to main suspension centre
Between 2 ' and suspension hook 30, it is only necessary to shorten two second length for hanging connection device 50, make tower segmental arc relative to the first secondary suspension centre
11 ' 30 ° of overturnings, as shown in figure 11.
In addition, adjusting distance between the main suspension centre 2 ' on each end face and suspension hook 30, so that tower segmental arc in step S50
Overcome self gravity and overturn to predetermined pose and includes：
Step S511 ', if the second angle β that tower segmental arc is overturn from initial pose to predetermined pose meets condition 90<β
≤ 180 °, then connection device 40 is hung in connection first between the first secondary suspension centre 11 ' and suspension hook 30, between main suspension centre 2 ' and suspension hook 30
Connection device 50 is hung in connection second；
The length of connection device 50 is hung in step S521 ', adjustment second, so that tower segmental arc is turned over relative to the first secondary suspension centre 11 '
Turn first angle α；
Step S531 ' hangs connection device 40 for first and removes from the first secondary suspension centre 11 ', and replaces to the second secondary suspension centre 12 '；
Step S541 ' continues the length that connection device 50 is hung in adjustment second, so that tower segmental arc is relative to the second secondary suspension centre
12 ' overturn to predetermined pose.
The process and aforementioned tower segmental arc overturn due to tower segmental arc from the first half segmental arcs 10 towards the second half segmental arcs 20 from
The process that the second half segmental arcs 20 are overturn towards the first half segmental arcs 10 is similar, and so it will not be repeated, and second angle β meets condition 90<β≤
Pose at 180 ° adjusts process.
Referring again to Fig. 5 to Figure 11, second, which hangs connection device 50, includes jack device 51, by adjusting the chain of jack device 51
The length of item adjusts the second length for hanging connection device 50.First hangs the rope or chain that connection device 40 can be constant for length
Deng the second jack device 51 for hanging connection device 50 includes hanged hook and chain, and one end of chain is connected to main suspension centre 2 (2 '), chain
The other end of item is connected to suspension hook 30 by hanged hook.
As an alternative embodiment, if the curtailment of the chain of jack device 51, or in order to reduce down
The friction of the junction of chain apparatus 51 and main suspension centre 2 (2 ') or suspension hook 30, second, which hangs connection device 50, may further include rope
Rope, rope are set to the one or both ends of jack device 51.
For example, one section of rope 52 can be set between one end and main suspension centre 2 (2 ') of the chain of jack device 51, it can also
To be set between suspension hook 30 and the hanged hook of jack device 51；Or wherein one section of rope 52 is set to suspension hook 30 and jack fills
It sets between 51 hanged hook, another section of rope 53 is set between one end and main suspension centre 2 (2 ') of the chain of jack device 51, such as
Shown in Fig. 5 to Figure 11.The second length for hanging connection device 50 is adjusted by adjusting the length of the chain of jack device 51.
Chain can be adjusted in chain one end that jack device 51 can draw jack device 51 manually by operator
Length can also be adjusted the length of chain by the method for operator control point dynamic formula motor switch.
The general biggish crane of hoisting weight only has a suspension hook 30, and each end face 3 of above-mentioned tower segmental arc, which is hung, to be connect
First hangs connection device 40 and second hangs the suspension hook 30 that connection device 50 can be connected to the same crane, as a result, a tower arc
The pose adjustment of tower segmental arc can be completed in two cranes of Duan Caiyong, and the negligible amounts of crane have saved hoisting cost and wind-force
The occupied area of power generation construction site.
Figure 12 is another scene signal of the tower segmental arc shown in fig. 5 using first group of suspension centre and when being in initial pose
Figure.
Refering to fig. 11, crane lesser for hoisting weight, suspension hook 30 includes main suspension hook 31 and secondary suspension hook 32.First hangs and connects
Device 40 is connected to secondary suspension hook 32, and second, which hangs connection device 50, includes rope or chain, and main suspension hook 31 is provided with guidance axis (in figure not
Show), rope or chain are twined relative on guidance axis, and the rotation by controlling guidance axis hangs connection device 50 to adjust second
Length.When chain is wound on guidance axis, guidance axis is provided with the tooth form with chain interoperation, for fixing and winding chain
In on guidance axis.
It should be noted that guidance axis has also can be set in secondary suspension hook 32, main suspension hook 31 and secondary suspension hook 32, which can be interchanged, to be made
With that is, first, which hangs connection device 40, connects main suspension hook 31, and second hangs 50 auxiliary connection suspension hook 32 of connection device.Main suspension hook 31 and secondary suspension hook 32
It to avoid overloading when working at the same time, prevent rope or chain from breaking, tower segmental arc is fallen etc., and accidents occur.
Tower segmental arc pose method of adjustment provided in an embodiment of the present invention as a result, according to tower segmental arc in switching process
Whether suspension centre divisional plane P passes through a perpendicular and replaces the first secondary suspension centre 11 to the second secondary suspension centre 12, and replacement process
In can slowly be operated by operator, further prevent tower segmental arc to deform.
When Figure 13 is that each tower segmental arc is in initial pose in a kind of assemble method of tower provided in an embodiment of the present invention
Schematic diagram of a scenario, Figure 14 is the scene after being assembled tower using a kind of assemble method of tower provided in an embodiment of the present invention
Schematic diagram.
Refering to fig. 13, a kind of assemble method for tower that the embodiment of the present invention also provides, tower includes circumferentially dividing along it
N number of tower segmental arc A1、A2……AN, wind-power electricity generation scene is transported for the tower segmental arc that will be processed and is assembled, preferably
N number of tower segmental arc is generally overlayed with identical initial pose and is transported together on bracket, as shown in figure 13 by ground.
The assemble method of tower includes：Each tower segmental arc in N number of tower segmental arc is all made of foregoing tower arc
Section appearance method of adjustment adjusts respective pose, so that N number of tower segmental arc encloses entire tower, wherein N is to be greater than or wait
In 3 integer.For the ease of transport, a tower generally includes three or four tower segmental arcs in engineering.
Refering to fig. 14, it include 3 tower segmental arc A being circumferentially evenly dividing along it with tower1、A2、A3For be illustrated.3
A tower segmental arc is overlayed with identical initial pose shown in Figure 13 and is transported together on bracket, and each tower segmental arc includes along week
To the first free end end face a and the second free end end face b.
Specific step is as follows for the assemble method of tower：
Using foregoing first group of suspension centre by the 1st tower segmental arc A1It is hung on suspension hook, the arrow d1 along Figure 14
Direction overturns 180 ° from initial pose, and switching process needs to replace the first secondary suspension centre to the second secondary suspension centre；
Using foregoing first group of suspension centre by the 2nd tower segmental arc A2It is hung on suspension hook, the arrow d2 along Figure 14
Direction overturns 60 ° from initial pose, and by the 2nd tower segmental arc A2The first free end end face a correspond to the 1st tower segmental arc
A1The second free end end face b place, switching process does not need the secondary suspension centre of replacement first；
Using foregoing second group of suspension centre by the 3rd tower segmental arc A3It is hung on suspension hook, the arrow d3 along Figure 14
Direction overturns 60 ° from initial pose, and by the 3rd tower segmental arc A3The second free end end face b correspond to the 1st tower segmental arc
A1The first free end end face a place, the 3rd tower segmental arc A3The first free end end face a correspond to the 2nd tower segmental arc A2
The second free end end face b place, switching process does not need the secondary suspension centre of replacement first.
3 tower segmental arcs, which successively join end to end, as a result, encloses entire tower, after 3 tower segmental arcs are assembled two-by-two just
Complete the assembling of entire tower.
It is understood that the initial pose of tower segmental arc is not limited to initial pose shown in Figure 13, then each tower arc
It is also different that section from initial pose adjusts the flip angle to predetermined pose, repeats no more.
The assemble method of tower provided in an embodiment of the present invention, using foregoing tower segmental arc pose method of adjustment tune
The pose of whole each tower segmental arc, each tower segmental arc are unlikely to deform, and improve the overall package quality and packaging efficiency of tower.
Although by reference to preferred embodiment, invention has been described, the case where not departing from the scope of the present invention
Under, various improvement can be carried out to it and can replace component therein with equivalent.Especially, as long as there is no structures to rush
Prominent, items technical characteristic mentioned in the various embodiments can be combined in any way.The invention is not limited to texts
Disclosed in predetermined embodiment, but include all technical solutions falling within the scope of the claims.
Claims (13)
1. a kind of tower segmental arc suspension centre choosing method, for adjusting the pose of the tower segmental arc, which is characterized in that the suspension centre
Choosing method includes：
Determine the center of gravity (G) of tower segmental arc, the tower segmental arc includes the first half segmental arcs (10) and being circumferentially arranged symmetrically
2 half segmental arcs (20)；
Determine by the center of gravity (G), perpendicular to the tower segmental arc along two axial end faces (3) and with the first half arc
The face that section (10) and the second half segmental arc (20) intersect is suspension centre divisional plane (P)；
The point for being located at suspension centre divisional plane (P) two sides is chosen in the first half segmental arc (10) of each end face (3)
For a pair of secondary suspension centre, the pair of pair suspension centre includes the first pair suspension centre of the free end setting far from the first half segmental arc (10)
(11) the second secondary suspension centre (12) of the free end setting and close to the first half segmental arc (10)；
It is hung based on the intersection point for choosing the suspension centre divisional plane (P) and the second half segmental arc (20) on each end face (3)
Point (2) makes the tower segmental arc overcome self gravity and rotates by adjusting the position of the main suspension centre (2) in perpendicular
To predetermined pose.
2. a kind of tower segmental arc pose method of adjustment is hung using tower segmental arc suspension centre choosing method described in claim 1 selection
Point, which is characterized in that the pose method of adjustment includes：
Suspension hook (30) are fixed respectively at two end faces (3) top preset distance of tower segmental arc；
Choose first group of suspension centre on each end face (3), first group of suspension centre includes being located in the first half segmental arcs (10)
The first secondary suspension centre (11), the second secondary suspension centre (12) and the main suspension centre (2) being located in the second half segmental arcs (20)；
Second group of suspension centre is chosen on each end face (3), second group of suspension centre and first group of suspension centre are relative to institute
The symmetrical center line (L) for stating tower segmental arc is symmetrical arranged one by one respectively, and second group of suspension centre includes being located at the first half segmental arcs
(10) main suspension centre (2 ') on and the first secondary suspension centre (11 ') being located in the second half segmental arcs (20), the second secondary suspension centre (12 ')；
First group of suspension centre or second group of suspension centre are used according to the reverses direction of the tower segmental arc；
The main suspension centre (2,2 ') on each end face (3) and distance between the suspension hook (30) are adjusted, so that the tower
Cylinder segmental arc overcomes self gravity and overturns to predetermined pose.
3. pose method of adjustment according to claim 2, which is characterized in that the pose method of adjustment further includes：
Tower segmental arc is placed with initial pose, the initial pose be two free ends of the tower segmental arc circumferentially downward
And the symmetrical center line (L) is vertically arranged, and the suspension centre divisional plane (P) is in by the vertical line of the center of gravity (G)
First angle α, the first angle α meet condition：0<α≤90°.
4. pose method of adjustment according to claim 3, which is characterized in that the overturning side according to the tower segmental arc
To using first group of suspension centre or second group of suspension centre includes：
If the tower segmental arc is from the second half segmental arc (20) towards the first half segmental arc (10) overturning, using described
First group of suspension centre.
5. pose method of adjustment according to claim 4, which is characterized in that on each end face (3) of adjustment
Distance between the main suspension centre (2,2 ') and the suspension hook (30), so that the tower segmental arc overcomes self gravity and overturns to pre-
Positioning appearance includes：
If the second angle β that the tower segmental arc is overturn from the initial pose to the predetermined pose meets condition 0<β≤
α, then connection device (40) are hung in connection first between the described first secondary suspension centre (11) and the suspension hook (30), in the main suspension centre
(2) connection device (50) are hung in connection second between the suspension hook (30)；
The described second length for hanging connection device (50) is adjusted, so that the tower segmental arc is turned over relative to the described first secondary suspension centre (11)
Go to the predetermined pose.
6. pose method of adjustment according to claim 4, which is characterized in that on each end face (3) of adjustment
Distance between the main suspension centre (2,2 ') and the suspension hook (30), so that the tower segmental arc overcomes self gravity and overturns to pre-
Positioning appearance includes：
If the second angle β that the tower segmental arc is overturn from the initial pose to the predetermined pose meets condition 90<β≤
180 °, then connection device (40) are hung in connection first between the described first secondary suspension centre (11) and the suspension hook (30), are hung in the master
Connection device (50) are hung in connection second between point (2) and the suspension hook (30)；
The described second length for hanging connection device (50) is adjusted, so that the tower segmental arc is turned over relative to the described first secondary suspension centre (11)
Turn the first angle α；
Connection device (40) is hung by described first to remove from the described first secondary suspension centre (11), and is replaced to the described second secondary suspension centre
(12)；
Continue to adjust the described second length for hanging connection device (50), so that the tower segmental arc is relative to the described second secondary suspension centre
(12) it overturns to the predetermined pose.
7. pose method of adjustment according to claim 3, which is characterized in that the overturning side according to the tower segmental arc
To using first group of suspension centre or second group of suspension centre includes：
If the tower segmental arc is from the first half segmental arc (10) towards the second half segmental arc (20) overturning, using described
Second group of suspension centre.
8. pose method of adjustment according to claim 7, which is characterized in that on each end face (3) of adjustment
Distance between the main suspension centre (2,2 ') and the suspension hook (30), so that the tower segmental arc overcomes self gravity and overturns to pre-
Positioning appearance includes：
If the second angle β that the tower segmental arc is overturn from the initial pose to the predetermined pose meets condition 0<β≤
α, then connection device (40) are hung in connection first between the described first secondary suspension centre (11 ') and the suspension hook (30), in the main suspension centre
Connection device (50) are hung in connection second between (2 ') and the suspension hook (30)；
The described second length for hanging connection device (50) is adjusted, so that the tower segmental arc is relative to the described first secondary suspension centre (11 ')
It overturns to the predetermined pose.
9. pose method of adjustment according to claim 7, which is characterized in that on each end face (3) of adjustment
Distance between the main suspension centre (2,2 ') and the suspension hook (30), so that the tower segmental arc overcomes self gravity and overturns to pre-
Positioning appearance includes：
If the second angle β that the tower segmental arc is overturn from the initial pose to the predetermined pose meets condition 90<β≤
180 °, then connection device (40) are hung in connection first between the described first secondary suspension centre (11 ') and the suspension hook (30), are hung in the master
Connection device (50) are hung in connection second between point (2 ') and the suspension hook (30)；
The described second length for hanging connection device (50) is adjusted, so that the tower segmental arc is relative to the described first secondary suspension centre (11 ')
Overturn the first angle α；
Connection device (40) is hung by described first to remove from the described first secondary suspension centre (11 '), and is replaced to the described second secondary suspension centre
(12')；
Continue to adjust the described second length for hanging connection device (50), so that the tower segmental arc is relative to the described second secondary suspension centre
(12 ') it overturns to the predetermined pose.
10. according to claim 5,6,8 or 9 described in any item pose methods of adjustment, which is characterized in that described second hangs tipping
Setting (50) includes jack device (51), hangs connection device by adjusting the length of the chain of jack device (51) to adjust described second
(50) length.
11. pose method of adjustment according to claim 10, which is characterized in that described second hangs connection device (50) further
Including rope (52,53), the rope (52,53) is set to the one or both ends of the jack device (51), by adjusting falling
The length of the chain of chain apparatus (51) adjusts the described second length for hanging connection device (50).
12. according to claim 5,6,8 or 9 described in any item pose methods of adjustment, which is characterized in that suspension hook (30) packet
Main suspension hook (31) and secondary suspension hook (32) are included, described first, which hangs connection device (40), is connected to the secondary suspension hook (32)；Described second hangs
Connection device (50) includes rope or chain, and the main suspension hook (31) is provided with guidance axis, and the rope or chain are wound in described
On guidance axis, the described second length for hanging connection device (50) is adjusted by controlling the rotation of the guidance axis.
13. a kind of assemble method of tower, which is characterized in that the assemble method includes：
Each tower segmental arc in N number of tower segmental arc is all made of such as the described in any item tower segmental arc poses of claim 2 to 12
Method of adjustment adjusts respective pose, so that N number of tower segmental arc encloses the entire tower, wherein N be greater than or
Integer equal to 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810687272.1A CN108894931A (en) | 2018-06-28 | 2018-06-28 | Tower drum arc section hoisting point selection method, pose adjustment method and tower drum assembly method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810687272.1A CN108894931A (en) | 2018-06-28 | 2018-06-28 | Tower drum arc section hoisting point selection method, pose adjustment method and tower drum assembly method |
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| Publication Number | Publication Date |
|---|---|
| CN108894931A true CN108894931A (en) | 2018-11-27 |
Family
ID=64346765
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810687272.1A Withdrawn CN108894931A (en) | 2018-06-28 | 2018-06-28 | Tower drum arc section hoisting point selection method, pose adjustment method and tower drum assembly method |
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| CN (1) | CN108894931A (en) |
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|---|---|---|---|---|
| CN102505860A (en) * | 2011-10-21 | 2012-06-20 | 温州建设集团有限公司 | Novel Lifting method for irregularly-shaped steel structure member |
| CN105858435A (en) * | 2016-04-26 | 2016-08-17 | 中国海洋石油总公司 | Technology for hoisting strip-shaped inclined steel structures in place through single crane |
| CN105858436A (en) * | 2016-04-27 | 2016-08-17 | 成都飞机工业（集团）有限责任公司 | Method for fast determining hoisting position |
| CN105971291A (en) * | 2016-05-12 | 2016-09-28 | 中国华冶科工集团有限公司 | Hoisting method of L-shaped space truss |
| CN106414998A (en) * | 2014-04-14 | 2017-02-15 | 维斯塔斯风力***有限公司 | Tower segment |
| CN106460798A (en) * | 2014-04-14 | 2017-02-22 | 维斯塔斯风力***有限公司 | Tower segment |
| CN107076122A (en) * | 2014-10-06 | 2017-08-18 | 维斯塔斯风力***有限公司 | Hinge type tower segments and transportation resources |
| DE102016012723A1 (en) * | 2016-10-24 | 2018-04-26 | Liebherr-Werk Ehingen Gmbh | Method for lifting a load |
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2018
- 2018-06-28 CN CN201810687272.1A patent/CN108894931A/en not_active Withdrawn
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102505860A (en) * | 2011-10-21 | 2012-06-20 | 温州建设集团有限公司 | Novel Lifting method for irregularly-shaped steel structure member |
| CN106414998A (en) * | 2014-04-14 | 2017-02-15 | 维斯塔斯风力***有限公司 | Tower segment |
| CN106460798A (en) * | 2014-04-14 | 2017-02-22 | 维斯塔斯风力***有限公司 | Tower segment |
| CN107076122A (en) * | 2014-10-06 | 2017-08-18 | 维斯塔斯风力***有限公司 | Hinge type tower segments and transportation resources |
| CN105858435A (en) * | 2016-04-26 | 2016-08-17 | 中国海洋石油总公司 | Technology for hoisting strip-shaped inclined steel structures in place through single crane |
| CN105858436A (en) * | 2016-04-27 | 2016-08-17 | 成都飞机工业（集团）有限责任公司 | Method for fast determining hoisting position |
| CN105971291A (en) * | 2016-05-12 | 2016-09-28 | 中国华冶科工集团有限公司 | Hoisting method of L-shaped space truss |
| DE102016012723A1 (en) * | 2016-10-24 | 2018-04-26 | Liebherr-Werk Ehingen Gmbh | Method for lifting a load |
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Application publication date: 20181127 |