CN106762444B - Tower drum sheet body, tower drum section, tower drum and manufacturing method thereof - Google Patents
Tower drum sheet body, tower drum section, tower drum and manufacturing method thereof Download PDFInfo
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- CN106762444B CN106762444B CN201710049568.6A CN201710049568A CN106762444B CN 106762444 B CN106762444 B CN 106762444B CN 201710049568 A CN201710049568 A CN 201710049568A CN 106762444 B CN106762444 B CN 106762444B
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 32
- 238000005520 cutting process Methods 0.000 claims abstract description 77
- 238000000034 method Methods 0.000 claims abstract description 19
- 230000000750 progressive effect Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 238000003466 welding Methods 0.000 description 9
- 239000012634 fragment Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 230000032258 transport Effects 0.000 description 4
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000005484 gravity Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 241000278713 Theora Species 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003698 laser cutting Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- 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
Abstract
The invention discloses a tower cylinder sheet, a tower cylinder section, a tower cylinder and a manufacturing method thereof, wherein the tower cylinder sheet method comprises the following steps: providing a cylindrical tower section, wherein the tower section comprises a through hole extending longitudinally and a tower wall surrounding the through hole; cutting, namely sequentially cutting along two or more pre-cutting lines of the tower cylinder section, forming a gap extending along the axial direction and penetrating through the wall thickness of the tower cylinder at each cutting position, and forming a first cutting surface and a second cutting surface on the tower cylinder wall corresponding to the gaps; and arranging connecting pieces, wherein after a gap is formed by cutting each time, a first connecting piece and a second connecting piece are respectively arranged at the first cutting surface and the second cutting surface, so that the first connecting piece and the second connecting piece are at least partially opposite and the opposite parts are positioned on the inner side or the outer side of the tower wall.
Description
Technical field
The invention belongs to tower manufacturing process technology field more particularly to a kind of tower sheet body, tower segments, tower and its systems
Make method.
Background technique
The tower of wind power generating set is made of the axially stacking connection of multiple tower segments, the diameter and height of each tower segments
Huge, transport is more difficult.In order to solve the problems, such as transport difficult, there are combined type tower segments, i.e., each tower segments are by multiple
Tower sheet body composition.Tower sheet body can be transported to wind field when construction, assemble tower segments in wind field, avoid tower segments transport not
Just the problem of.Interconnecting piece need to be arranged in the position connected between tower sheet body, thus by the interconnection of interconnecting piece by tower piece
Body is assembled into tower segments.
Currently, plate to be usually curled into the tower fragment of predetermined arc in tower manufacturing field, then tower fragment is transported
It transports to assembling place and connector is set on longitudinal ora terminalis of tower fragment, then fitted together tower fragment by connector
Form tower.But the formation process of tower fragment not can guarantee high-precision circular arc degree in the prior art, in addition, transporting
And the ora terminalis of tower fragment is easy to produce deformation under the effects of from gravity, both increases tower assembling difficulty.
Summary of the invention
The embodiment of the present invention provides a kind of tower sheet body, tower segments, tower and its manufacturing method, is capable of providing a kind of be easy
Assembling docking.
In a first aspect, providing a kind of manufacturing method of tower sheet body, include the following steps:
A kind of manufacturing method of tower sheet body characterized by comprising the step of providing the tower segments of tubular provides cylinder
The tower segments of shape, tower segments include tower wall；The step of cutting, along tower segments two or more pre-incision lines successively
It is cut, forms a gap for axially extending and running through tower wall thickness in each cut place, corresponding gap is in tower
The first cut surface and the second cut surface are formed on wall；The step of connector is arranged carries out cutting every time and is formed after a gap,
The first connector and the second connector is respectively set at the first cut surface and the second cut surface, so that the first connector and second
Connector at least partly with respect to and opposite part be located on the inside or outside of tower wall.
In the first possible implementation, the first connector includes first connecting portion and the first weld part, and second connects
Fitting includes second connecting portion and the second weld part；In setting connector step, first connecting portion is opposite with second connecting portion
And it is located on the inside or outside of tower wall.
In conjunction with above-mentioned possible implementation, it is arranged in connector step, first by the first connector and the second connector
Inserted into gap, then the first weld part is welded in the first cut surface, the second weld part is welded in the second cut surface, to realize
First cut surface is arranged the first connector and the second connector is arranged in the second cut surface.
In conjunction with above-mentioned possible implementation, first connecting portion and second connecting portion are located on the inside or outside of tower wall, and
First connecting portion is provided with one group of first connecting hole, and second connecting portion is provided with one group of second connecting hole, one group of first connecting hole
It is at least partly opposite with one group of second connecting hole.
In the first possible implementation, in the step of cutting, progressive cutting by several times when forming every gap.
In the first possible implementation, in the step of cutting, formed gap when by tower wall first end or
The second end starts to cut but do not cut off the second end or first end corresponding thereto.
In the first possible implementation, in the step of cutting, pass through parallel and spaced first support arm
With the second support arm by tower segments flying shore above workbench, the first support arm and the second support arm connect with tower wall
Touching, and a pre-incision lines is cut between the first support arm and the second support arm.
In conjunction with above-mentioned possible implementation, the step of cutting in, the first support arm and the second support arm are strip knot
Structure body, by the first support arm and the second support arm by tower segments flying shore above workbench when, make the axial direction of tower segments
It is that length direction is consistent with the first support arm and the second support arm.
In conjunction with above-mentioned possible implementation, in the step of connector is arranged, the first connector and the second connector are
Vertical flange, makes that two vertical flanges are symmetrically bonded and lying in a clamp standoff part is sent to the first support arm and second
Between brace, it is inserted by the outer lateral gap of the tower wall of tower segments.
In conjunction with above-mentioned possible implementation, clamp standoff part includes limited support portion, and the one of two vertical flanges of support
A long side is simultaneously aligned the long side of two vertical flanges, so that the long side pair of two vertical flanges exposed on the outside of tower wall
Together.
In conjunction with above-mentioned possible implementation, in the step of connector is set, under the holding state of clamp standoff part, first
First weld part of connector and the second weld part of the second connector are welded in the first cut surface and the second cut surface respectively.
Second aspect, a kind of tower sheet body are obtained, comprising: arc sheet body has by the manufacturing method of above-mentioned tower sheet body
First cut surface and the second cut surface；And first connector and the second connector, it is respectively arranged at the first cut surface and second
Cut surface.
The third aspect, a kind of tower segments, including two or more above-mentioned tower sheet bodies, tower sheet body pass through first
Connector and the connection of the second connector.
Fourth aspect, a kind of tower, including two or more above-mentioned tower segments, two or more towers
Cylinder section is connected by end.
The embodiment of the present invention provided by the invention provides a kind of tower sheet body, tower segments, tower and its manufacturing method, constitutes
The tower piece of tower sheet body provided in an embodiment of the present invention is that directly cutting obtains from the tower segments of the full circle with preferable circularity
, so that the circularity precision of tower sheet body is guaranteed；Also, tower segments under the premise of the form of tower segments are not changed
Tower wall on the first connection is just provided on the first cut surface/second cut surface in corresponding gap while form gap
Part/the second connector, therefore the first connector/second connector is just mounted with before the deformation of tower piece, therefore is that ensure that
The cutting and the first connector/second connector weld job to tower segments are carried out under the premise of the circularity of entire tower segments,
It reduce the difficulty of welding；In addition, strengthening tower sheet body in the rigidity of junction, deformation rate herein is reduced, in turn
Subsequent assembly precision is ensured.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, will make below to required in the embodiment of the present invention
Attached drawing is briefly described, it should be apparent that, drawings described below is only some embodiments of the present invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing.
Fig. 1 is the structure of tower segments precut used in the manufacturing method for the tower sheet body that one embodiment of the invention provides
Schematic diagram；
Fig. 2 is the schematic diagram that first gap is cut in tower segments shown in Fig. 1；
Fig. 3 is the schematic diagram that connector is arranged in first gap formed in tower segments shown in Fig. 2；
Fig. 4 is the A-A cross-sectional view of Fig. 3；
Fig. 5 is a kind of schematic diagram of optional implementation method when connector is arranged shown in Fig. 3 in first gap；
Fig. 6 be another embodiment of the present invention provides tower sheet body manufacturing method used in precut tower segments knot
Structure schematic diagram；
Fig. 7 be another embodiment of the present invention provides tower sheet body manufacturing method first gap in connector is set
Schematic diagram.
Wherein:
10- tower segments, 11- through-hole, 13- tower wall, the gap 130-, the first cut surface of 131-, the second cut surface of 132-,
135- inner surface, the outer surface 136-, 137- first end, 139- the second end, 138- cutting line；
The first connector of 20-, 21- first connecting portion, the first weld part of 22-, 23- technique otic placode；
The second connector of 30-, 31- second connecting portion, the second weld part of 32-；
40- clamp standoff part；The first support arm of 50-；The second support arm of 60-, 90- workbench；
The first cutting line of 228-；The second cutting line of 238-；248- third cutting line.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiments of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill people
Member's every other embodiment obtained without creative efforts, shall fall within the protection scope of the present invention.
In the following detailed description, many details are proposed, in order to provide complete understanding of the present invention.But
Be, it will be apparent to those skilled in the art that the present invention can not need it is some thin in these details
Implement in the case where section.Below the description of embodiment is used for the purpose of providing by showing example of the invention to the present invention
Better understand.The present invention is never limited to any specific structure and configuration set forth below, but is not departing from the present invention
Spirit under the premise of cover any modification, replacement and the improvement of part, component and connection type.
In addition, described feature, structure or characteristic can be incorporated in one or more implementations in any suitable manner
In example.In the following description, many details are provided to provide and fully understand to the embodiment of the present invention.
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The application is described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
Generally, connector is arranged in the longitudinal edge of the minimum Component units arc tower piece of split blade type tower, then by arc
Shape tower piece is grouped together into after tower segments by connector and assembles to form tower by circular flange by tower segments
Cylinder/pylon.
Also referring to Fig. 1 to Fig. 5, below with reference to the manufacturer for illustrating the detailed tower sheet body for introducing split blade type tower
Method.
A kind of manufacturing method for tower sheet body that one embodiment of the invention provides, comprising the following steps:
S10, the tower segments 10 of tubular are provided, tower segments 10 include the through-hole 11 longitudinally extended and the tower for enclosing through-hole 11
Wall 13；
S20, it is successively cut along two or more pre-incision lines of tower segments 10, is formed in each cut place
A gap 130 of 13 thickness of tower wall is axially extended and runs through, corresponding gap 130 forms the first cutting on tower wall 13
Face 131 and the second cut surface 132；
S30, it carries out cutting every time being formed after a gap 130, at the first cut surface 131 and the second cut surface 132
The first connector 20 and the second connector 30 is respectively set, so that the first connector 20 and the second connector 30 are at least partly opposite
And opposite part is located at 13 inner or outer side of tower wall.
In step slo, tower wall 13 includes inner surface 135, outer surface 136, opposite first end 137 and second end
Portion 139, inner surface 135 is towards through-hole 11.The shape of tower segments 10 is not limited specifically, can be cylindrical shape, have one
Cone cylinder shape or the tubular of other polygons etc. for determining taper are illustrated by taking cylindric tower segments 10 as an example in the present embodiment,
As shown in Figure 1.
In step S20, so-called pre-incision lines is that the computer having predetermined that as required before being cut prestores
The cutting line etc. that calibration is either arranged on tower wall 13, forms on the outer surface of tower wall 13 136 in the present embodiment
The longitudinal cutting line 138 being arranged at equal intervals, quantity are three, as shown in Figure 1.
It is when being cut that tower segments 10 are laterally disposed, therefore the axis of tower segments 10 is parallel to the horizontal plane or close in parallel
It places, preferably tower wall 13 is vacantly arranged away from workbench preset distance, convenient for the operation etc. of cutter device.More preferably
It is vacantly to be propped up the tower segments 10 by the first support arm 50 and the second support arm 60 of parallel and spaced strip
It supports above workbench 90, the first support arm 50 and the second support arm 60 are contacted with tower wall, and make a cutting line 138
Between the first support arm 50 and the second support arm 60, make the axial direction and the first support arm 50 and the second support arm of tower segments 10
60 is consistent for length direction, as shown in Figure 2.138 two sides of cutting line are supported on by the first support arm 50 and the second support arm 60,
It can prevent 13 rigidity of tower wall from reducing and deforming in subsequent cutting engineering.
When cutting only cut along a cutting line 138, cutting method can using gas flame cuttiug, etc. from
The modes such as son cutting or laser cutting cut tower segments 10, and from the first end of tower wall 13 137 to the second end
139 or cut from the second end 139 to first end 137 along straight line, preferably gap 130 from tower wall 13 first
End 137 or the second end 139 extend to the middle part of tower wall 13, rather than by the second end of tower wall 13 139 or first end
Portion 137 is run through.In the present embodiment, first time cutting operation only carries out forming gap to the length of 138 half of cutting line
130, corresponding gap 130 forms the first cut surface 131 and the second cut surface 132 on tower wall 13.In step s 30, along one
Cutting line 138 carries out cutting and is formed after a gap 130, i.e., the first connector 20 and second is inserted into the gap 130
Connector 30 is respectively arranged at the first cut surface 131 and the second cut surface 132, rather than carries out cutting shape along three cutting lines 138
Connector is set at three pieces of arc sheet bodies and then on the cut surface of arc sheet body, therefore, can ensure the first connector 20
With the welding difficulty of the second connector 30 and increase its symmetry, as shown in Figure 3.
In the present embodiment, the first connector 20 and the structure having the same of the second connector 30, are the gold of strip
Belong to plate, is specifically vertical flange.First connector 20 includes the length direction extension in the first connector 20 and connects side by side
Continuous first connecting portion 21 together and the first weld part 22, same second connector 30 include second connecting portion 31 and the second weldering
Socket part 32 extend side by side in the length direction of the second connector 30 and mutually connects together.First connecting portion 21 is provided with one
The first connecting hole of group (figure is not marked), second connecting portion 31 are provided with one group of second connecting hole (figure is not marked), therefore, the first connector
20 include the first connecting portion 21 that two group of first connecting hole is located at the two sides of the first weld part 22, and the second connector 30 includes
Two group of second connecting hole is located at the second connecting portion 31 of the two sides of the second weld part 32.
As an alternative embodiment, please refer to fig. 5,20 He of the first connector is arranged in the gap of tower wall 13 130
When the second connector 30, the first connector 20 and the second connector 30 are combined and are placed horizontally on a clamp standoff part 40
It is sent between the first support arm 50 and the second support arm 60, then by the first connector 20 and the second connector 30 and gap 130
It is put into gap 130 after alignment, the first weld part 22 of the first connector 20 is welded on the first cut surface 131, second is connected
Second weld part 32 of fitting 30 is welded on the second cut surface 132, therefore, so that the first connector 20 and the second connector 30,
First weld part 22 and the second weld part 32 are embedded at the gap 130 of tower wall 13, first connecting portion 21 and second connecting portion
31 are located at the inside of tower wall 13, wherein and one group of first connecting hole and one group of second connecting hole are at least partly opposite, and preferably the
One connecting hole and the second connecting hole are opposite one by one, so that the first connecting hole opposite one by one when being attached to tower sheet body and
Two connecting holes are attached by screw etc..
As alternative embodiment, the clamp standoff part 40 includes limited support portion (figure is not marked), supports two vertical methods
A blue long side is simultaneously aligned the long side of described two vertical flanges, so that two vertical flanges expose to the tower wall
The long side alignment in 13 outsides.Under the holding state of clamp standoff part 40, the first weld part 22 and second of the first connector 20
Second weld part 32 of connector 30 is respectively welded in the first cut surface 131 and the second cut surface 132.
Tower sheet body is connected by the first connector 20 and the second connector 30 in the packing engineering of subsequent tower,
Ensure that its symmetry is important, in embodiments of the present invention, in the case where tower segments 10 still maintain cylinder form, in other words tower
Cylinder section 10 still maintains cutting under full circle state and is formed after a gap 130, by symmetrical first connector 20 and the second connection
It is respectively welded at the first cut surface 131 and the second cut surface 132 in 30 inserted into gap 130 of part, can reduce welding engineering difficulty
While guarantee assembling when symmetry.
The manufacturing method of tower sheet body provided in this embodiment does not need first to obtain arc sheet body, again to arc sheet body
Connector is arranged in edge, but connector is arranged on the cut surface that cutting is formed during obtaining arc sheet body.That is,
The tower segments of tubular are obtained first, then the cutting operation of repeatedly longitudinal (being parallel to axial direction) is carried out dividing tower segments to tower segments
It is segmented into multiple arcs sheet body, also, in cutting procedure, what is formed at the gap after cutting operation i.e. after dicing each time cuts
Welded connections on face.For example, it is desired to when tower segments are divided into three pieces, need to carry out at least cutting operation three times, when cutting
After having cut first gap, the connector of such as flanged plate is respectively welded on the two sides cut surface in gap, two can be completed at the same time
The welding of a connector.Also, in subsequent tower segments assembling process, the two connectors are also that pairing uses, therefore,
The manufacturing method of tower sheet body provided in this embodiment can be improved assembly precision.
On the other hand, the manufacturing method of tower sheet body provided by the invention is convenient for cutting operation.Generally, tower segments 10
Segmentation operation carries out on rolling frame, and rolling frame is supported tower wall 13, and tower segments 10 can be driven to rotate.Use this hair
When the manufacturing method of the tower sheet body of bright offer, after the first connector 20 and the second connector 30 weld, spiral shell can be passed through
First connector 20 and the second connector 30 are fastened to one by bolt, so that tower segments 10 is made still to keep a complete annulus,
The tower segments 10 of control full circle roll relatively simple, are convenient for subsequent cutting operation.
As an alternative embodiment, the first connector 20 and the second connector 30 further comprise that technique otic placode 23 (is asked
Refering to Fig. 4) end on 30 length direction of the first connector 20 and the second connector can be located at.It is understood that
The technique otic placode 23 of first connector 20 and the second connector 30 can also set the middle part on long-bar metal plate length direction, right
The setting quantity of technique otic placode 23 does not also limit specifically, can be two or more.In transmission and welding process, first connects
The technique otic placode 23 of fitting 20 and the second connector 30 is corresponding, supports the first connector 20 and second using clamp standoff part 40
Clamp standoff part 40 can be with clamp standoff technique otic placode 23 when connector 30.It further comprise one as an alternative embodiment
A step: the technique otic placode 23 of the first connector 20 and the second connector 30 is cut after welding engineering and is removed.
It further comprise step in the case that tower wall 13 is not cut off along cutting line 138 as alternative embodiment
S40, it is cut respectively along cutting line 138, the part that tower wall 13 does not cut fracture is subjected to cutting and forms three tower pieces
Body.
As in alternative embodiment, the first connector 20 can also be soldered to the inner surface 135 of tower wall 13 and first and cut
131 adjoiner of face.Second connector 30 can also be soldered to inner surface 135 and the adjoining of the second cut surface 132 of tower wall 13
Place.
In some optional embodiments, along the axially cutting gap of tower segments 10 in the step of, gap is not through the tower
First end 137, the second end 139 of cylinder section 10, that is, the tower wall 13 at 130 both ends of gap is connected, and protects tower segments 10 still
It holds and is avoided that because of the tension of itself outreach deformation occurs for tower segments 10 for tubular.
Referring to Figure 6 together and Fig. 7, another embodiment of the present invention provides a kind of tower sheet body manufacturing method, including
Following steps:
S10, cylindric tower segments 10 are provided, tower segments 10 include the through-hole 11 longitudinally extended and the tower for enclosing through-hole 11
Barrel 13；
S20, on the tower wall 13 of tower segments 10 formed it is axially extending along tower segments 10 and be equidistantly spaced first
Cutting line 228, the second cutting line 238 and third cutting line 248；
S30, it carries out cutting along the first cutting line 228 of tower segments 10 and is formed through first of 13 thickness of tower wall seam
Gap, corresponding first gap form the first cut surface 131 and the second cut surface 132 on tower wall 13；
S40, the first connection is respectively set at first cut surface 131 and the second cut surface 132 in corresponding first gap
Part 20 and the second connector 30 so that the first connector 20 and the second connector 30 at least partly with respect to and opposite part be located at
The inner or outer side of tower wall 13；
S50, along tower segments 10 the second cutting line 238 carry out cutting formed through 13 thickness of tower wall Article 2 stitch
Gap, corresponding Article 2 gap form the first cut surface and the second cut surface on tower wall 13；
S60, be respectively set at first cut surface and the second cut surface in corresponding Article 2 gap the first connector 20 with
Second connector 30 so that the first connector 20 and the second connector 30 at least partly with respect to and opposite part be located at tower wall
13 inner or outer side；
S70, along tower segments 10 third cutting line 248 carry out cutting formed through 13 thickness of tower wall Article 3 stitch
Gap, corresponding Article 3 gap form the first cut surface and the second cut surface on tower wall 13；
S80, be respectively set at first cut surface and the second cut surface in corresponding Article 3 gap the first connector 20 with
Second connector 30 so that the first connector 20 and the second connector 30 at least partly with respect to and opposite part be located at tower wall
13 inner or outer side.
In the present embodiment, cutting operation is only carried out to a cutting line 228,238 or 248 in step S30, S50, S70
The length of half or 2/3 length or 3/5 length or whole length etc..
It further comprise step in the case where not cut off along cutting line it is understood that as alternative embodiment
Rapid S90, cut respectively along the first cutting line 228, the second cutting line 238 and third cutting line 248, will step S30,
Uncut part carries out cutting and forms three tower sheet bodies in S50, S70.
In the present embodiment, the manufacturing method substep cutting progressive cutting by several times in other words of tower sheet body, before not broken
It puts and has welded connector in every gap tower wall 13 can be made to keep having carried out connector in the case where certain rigidity
Welding, complete to be broken fragment completely later again, can prevent tower sheet body from influencing subsequent connector because gravity is deformed
The difficulty of welding engineering.
The embodiment of the invention also provides a kind of tower sheet bodies, can be used for assembling tower segments.Tower sheet body includes arc-like sheet
With two connectors, the manufacturing method of tower sheet body through the foregoing embodiment obtains any one tower sheet body.In a reality
It applies in example, tower sheet body has 120 degree of radian, i.e. central angle corresponding to the tower sheet body is 120 degree, uses three towers
A tower segments can be assembled in cylinder sheet body.In an alternative embodiment, tower sheet body has 90 degree of radian.
The embodiment of the invention also provides a kind of tower segments, are combined and are constituted by two tower sheet bodies, which is this
Any one tower sheet body that the manufacturing method for the tower sheet body that inventive embodiments provide obtains.In one embodiment, tower
Duan Yousan tower sheet body is composed, and the longitudinal edge of each tower sheet body is close to face-to-face and arranges to form complete circle
Cylinder, then the flanged joint of adjacent tower sheet body to one is formed by combination tower segments by bolt group.In an alternative embodiment,
The end face of tower segments is also equipped with flange.In another alternative embodiment, tower segments are conically shaped.
The embodiment of the invention also provides a kind of tower, by tower segments provided in an embodiment of the present invention connection group in the axial direction
It closes and constitutes.It can be bolted connection, can also be attached by welding between tower segments.Tower segments can be isometrical
Cylinder, it is possible to have the cylinder section of certain taper.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can readily occur in various equivalent modifications or replace
It changes, these modifications or substitutions should be covered by the protection scope of the present invention.Therefore, protection scope of the present invention should be with right
It is required that protection scope subject to.
Claims (13)
1. a kind of manufacturing method of tower sheet body characterized by comprising
The step of providing the tower segments of tubular, provides the tower segments of tubular, the tower segments (10) include tower wall (13)；
The step of cutting, two or more pre-incision lines (138) along the tower segments (10) are successively cut,
Each cut place forms a gap (130) for axially extending and running through tower wall (13) thickness, the corresponding gap
(130) the first cut surface (131) and the second cut surface (132) are formed on the tower wall (13), forms the gap (130)
When cut by the first end (137) of the tower wall (13) or the second end (139) but do not cut off corresponding thereto the
Two ends (139) or first end (137)；
The step of connector is arranged carries out cutting and is formed after a gap (130), every time in first cut surface (131)
The first connector (20) and the second connector (30) are respectively set at second cut surface (132), so that described first connects
Fitting (20) and second connector (30) at least partly with respect to and the opposite part be located at the tower wall (13)
Inner or outer side.
2. the manufacturing method of tower sheet body according to claim 1, which is characterized in that first connector includes being connected
The first connecting portion (21) and the first weld part (22) connect, second connector (30) includes the second connecting portion being connected
(31) and the second weld part (32)；In the setting connector step, the first connecting portion (21) connect with described second
Portion (31) is opposite and is located at the inner or outer side of the tower wall.
3. the manufacturing method of tower sheet body according to claim 2, which is characterized in that in the setting connector step,
First connector (20) and second connector (30) are inserted into the gap (130) first, then described first is welded
Socket part (22) is welded in first cut surface (131), and second weld part (32) is welded in second cut surface
(132), first connector (20) is set in first cut surface (131) and in second cut surface to realize
(132) second connector (30) is set.
4. the manufacturing method of tower sheet body according to claim 3, which is characterized in that the first connecting portion (21) and institute
It states second connecting portion (31) to be located on the inside or outside of the tower wall (13), and the first connecting portion (21) is provided with one group the
One connecting hole, the second connecting portion (31) are provided with one group of second connecting hole, one group of first connecting hole and one group described
Second connecting hole is at least partly opposite.
5. according to claim 1 to the manufacturing method of tower sheet body described in 3 any one, which is characterized in that the cutting
In step, progressive cutting by several times when forming every gap (130).
6. according to the manufacturing method of tower sheet body described in Claims 2 or 3 item, which is characterized in that in the step of the cutting,
By parallel and spaced first support arm (50) and the second support arm (60) by the tower segments (10) flying shore in
Above workbench (90), first support arm (50) and second support arm (60) are contacted with the tower wall (13),
And the pre-incision lines (138) is carried out between first support arm (50) and second support arm (60)
Cutting.
7. the manufacturing method of tower sheet body according to claim 6, which is characterized in that described in the step of the cutting
First support arm (50) and second support arm (60) are strip structure body, by first support arm (50) and described
The tower segments (10) flying shore when the workbench (90) top, is made the tower segments (10) by the second support arm (60)
Axial direction and first support arm (50) and second support arm (60) be that length direction is consistent.
8. the manufacturing method of tower sheet body according to claim 7, which is characterized in that the step of the setting connector
In, first connector (20) and second connector (30) they are vertical flange, are bonded two vertical flanges symmetrically
And be placed horizontally at a clamp standoff part (40) be sent to first support arm (50) and second support arm (60) it
Between, it is inserted by the outer lateral gap (130) of the tower wall (13).
9. the manufacturing method of tower sheet body according to claim 8, which is characterized in that the clamp standoff part (40) includes
Limited support portion, the limited support portion support a long side of described two vertical flanges and make described two vertical flanges
Long side alignment, so that the long side alignment of described two vertical flanges exposed on the outside of the tower wall (13).
10. the manufacturing method of tower sheet body according to claim 9, which is characterized in that the step of the setting connector
In, under the holding state of the clamp standoff part (40), first weld part (22) of first connector (20) and institute
The second weld part (32) for stating the second connector (30) is respectively welded in first cut surface (131) and second cut surface
(132)。
11. a kind of tower sheet body, which is characterized in that the manufacturer of tower sheet body as described in any one of claims 1 to 10
Method obtains, comprising:
Arc sheet body has the first cut surface and the second cut surface；And
First connector and the second connector are respectively arranged at first cut surface and second cut surface.
12. a kind of tower segments, which is characterized in that including tower sheet body described in two or more claims 11, institute
Tower sheet body is stated to connect by the first connector and the second connector.
13. a kind of tower, which is characterized in that including tower segments described in two or more claims 12, described two
A or more than two tower segments are connected by end.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710049568.6A CN106762444B (en) | 2017-01-22 | 2017-01-22 | Tower drum sheet body, tower drum section, tower drum and manufacturing method thereof |
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| CN201710049568.6A CN106762444B (en) | 2017-01-22 | 2017-01-22 | Tower drum sheet body, tower drum section, tower drum and manufacturing method thereof |
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| CN106762444B true CN106762444B (en) | 2019-03-15 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107654338B (en) | 2017-09-30 | 2019-09-03 | 新疆金风科技股份有限公司 | Tower section, pylon, wind power generating set and tower section manufacturing method |
| CN111465742B (en) * | 2017-12-11 | 2022-02-25 | 创新公司 | Method for producing a segment of a multi-part tower segment of a tower and segment of a multi-part tower segment of a tower |
| CN109139386B (en) * | 2018-09-30 | 2019-08-23 | 北京金风科创风电设备有限公司 | Tower section, tower, segmentation method and wind generating set |
| CN110682064A (en) * | 2019-11-01 | 2020-01-14 | 三一重能有限公司 | Split type tower barrel structure and manufacturing method thereof |
| CN112084586A (en) * | 2020-08-06 | 2020-12-15 | 许昌许继风电科技有限公司 | Method and system for checking strength of vertical flange and connecting bolt of split tower |
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