CN115059582A - Polygonal wind power tower barrel split type combined structure and wind power tower barrel and application thereof - Google Patents
Polygonal wind power tower barrel split type combined structure and wind power tower barrel and application thereof Download PDFInfo
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- CN115059582A CN115059582A CN202210695610.2A CN202210695610A CN115059582A CN 115059582 A CN115059582 A CN 115059582A CN 202210695610 A CN202210695610 A CN 202210695610A CN 115059582 A CN115059582 A CN 115059582A
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- 230000007704 transition Effects 0.000 claims abstract description 21
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims abstract description 12
- 235000017491 Bambusa tulda Nutrition 0.000 claims abstract description 12
- 241001330002 Bambuseae Species 0.000 claims abstract description 12
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims abstract description 12
- 230000000712 assembly Effects 0.000 claims abstract description 12
- 238000000429 assembly Methods 0.000 claims abstract description 12
- 239000011425 bamboo Substances 0.000 claims abstract description 12
- 239000012634 fragment Substances 0.000 claims abstract description 6
- 239000002131 composite material Substances 0.000 claims description 10
- 238000003466 welding Methods 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
Images
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
-
- 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
- F03D13/10—Assembly of wind motors; Arrangements for erecting wind motors
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Wind Motors (AREA)
Abstract
The invention discloses a polygonal wind power tower barrel piece type combined structure and a wind power tower barrel and application thereof, wherein the polygonal wind power tower barrel piece type combined structure comprises a polygonal tower barrel, the polygonal tower barrel comprises tower barrel fragments, transition plates and locking assemblies, the tower barrel fragments are four pieces and mutually surround to form an octagonal structure, the tower barrel fragments comprise first flake parts and second flake parts arranged on two sides of the first flake parts, a first connecting plate is arranged on the side surface, far away from the first flake parts, of each second flake part, and the side edge, far away from the first flake parts, of each second flake part is attached to the edge of the second flake part of the adjacent surrounded tower barrel fragment; cross the cab apron setting between the second lamellar portion of adjacent tower section of thick bamboo burst, locking Assembly be a plurality of and with first connecting hole one-to-one, locking Assembly passes the first connecting plate of adjacent second lamellar portion and crosses the cab apron, with adjacent tower section of thick bamboo burst with cross cab apron locking fixed, this scheme installation degree of difficulty is low, structural strength retentivity is good and transportation processing is convenient.
Description
Technical Field
The invention relates to the field of wind driven generator supporting devices, in particular to a polygonal wind power tower barrel split type combined structure and a wind power tower barrel and application thereof.
Background
The wind power tower barrel is a supporting part of the wind driven generator, and mainly plays a supporting role in the wind driven generator set and absorbs the vibration of the wind driven generator set. At present, the existing wind power tower cylinder is mostly in a round tube shape, the diameter of the existing wind power tower cylinder is between 4 and 10 meters, and the huge size of the existing wind power tower cylinder brings many difficulties for processing, assembling and transportation; in addition, present current combination formula split tower section of thick bamboo also is mostly the arc, need process earlier into a pipe tower section of thick bamboo, cuts into a split tower section of thick bamboo again, has increased process time and processing degree of difficulty, consequently, how to carry out configuration optimization to wind power tower section of thick bamboo, makes it under the condition that keeps better structural strength, optimizes process time and reduces the processing degree of difficulty and is the subject that has positive realistic meaning very much.
Disclosure of Invention
In view of this, the invention aims to provide a polygonal wind power tower barrel split type combined structure and a wind power tower barrel which are low in installation difficulty, good in structural strength retention and convenient to transport and process, and application thereof.
In order to achieve the technical purpose, the technical scheme adopted by the invention is as follows:
a polygon wind power tower section of thick bamboo piece formula integrated configuration, it includes polygon tower section of thick bamboo, polygon tower section of thick bamboo includes:
the tower barrel sub-pieces are four and mutually surround to form an octagonal structure, each tower barrel sub-piece comprises a first slice part and second slice parts arranged on two sides of the first slice part, included angles between the second slice parts and the first slice parts are equal, a first connecting plate is arranged on the side face, far away from the first slice parts, of each second slice part, each first connecting plate extends to the upper end and the lower end of each tower barrel sub-piece, a plurality of first connecting holes are formed in each first connecting plate at intervals along the length direction of each first connecting plate, and the side edge, far away from the first slice parts, of each second slice part is attached to the edge of the second slice part of the adjacent surrounded tower barrel sub-piece;
the transition plate is arranged between the second sheet parts of the adjacent tower sections, and the transition plate is provided with second connecting holes which are in one-to-one correspondence with the first connecting holes;
the locking assemblies are multiple and correspond to the first connecting holes one by one, penetrate through the first connecting holes in the first connecting plates of the adjacent second flaky parts and the second connecting holes in the transition plates, and lock and fix the adjacent tower barrel fragments and the transition plates.
As a possible implementation manner, further, in the present disclosure, both the first connection hole and the second connection hole are through holes or threaded holes, and the locking assembly includes a bolt and a nut, and the bolt and the nut cooperate to lock and fix the adjacent tower section pieces and the transition plate.
As a possible implementation manner, further, the transition plate is a T-shaped plate, and a skimming part of the T-shaped plate is attached to the first connecting plate.
In a possible embodiment, in the present invention, a plurality of stiffening plates are spaced apart from each other on a side wall of the first connecting plate near the first sheet-like portion, and a side edge of the stiffening plate near the second sheet-like portion is fixedly connected to the second sheet-like portion.
As a better implementation choice, preferably, the number of the first connection holes between the adjacent stiffening plates in the present solution is 5 to 7.
As a possible implementation manner, in the present embodiment, the width of the second sheet portion is 1/2 of the width of the first sheet portion, and four tower segments surround each other to form a regular octagonal structure.
Based on the scheme, the invention further provides a polygonal wind power tower cylinder which comprises a plurality of polygonal wind power tower cylinder piece-type combined structures, wherein polygonal tower cylinders of the polygonal wind power tower cylinder piece-type combined structures are connected with one another through connecting components to form an octagonal cylindrical structure.
As a possible implementation, further, the connection assembly of this aspect includes:
the flange pieces are L-shaped in cross section, the outline of the flange pieces is matched with the outline of tower section pieces of the polygonal tower, the number of the flange pieces corresponds to the number of the tower section pieces of the polygonal tower one by one, one end of the L shape of the flange pieces is welded and fixed with the tower section pieces, the other end of the L shape of the flange pieces faces the inside of the polygonal tower, and a plurality of third connecting holes penetrating through the upper end face and the lower end face of the flange pieces are formed in the flange pieces;
the number of the second connecting plates corresponds to that of the flange pieces, the second connecting plates are arranged between the flange pieces of the adjacent tower sections, mounting grooves with the thickness suitable for the second connecting plates are formed in the side faces, close to the first connecting plates, of the end parts of the flange pieces, and third connecting holes are also formed in the mounting grooves;
the second connecting plate is arranged on the mounting groove of the flange piece on the adjacent tower section in a spanning manner, and is provided with fourth connecting holes which are in one-to-one correspondence with the third connecting holes on the mounting groove;
in addition, the second connecting plate fixedly connects the adjacent tower drum segments with the tower drum segments of the adjacent polygonal tower drum through the bolt assemblies, and the tower drum segments of the adjacent polygonal tower drum also penetrate through the flange pieces through the bolt assemblies to fixedly connect the tower drum segments of the polygonal tower drum.
As a possible implementation manner, further, in this scheme, a welding groove is further provided between the connecting portion of the flange piece and the tower drum segment, and the welding groove is located inside the polygonal tower drum.
Based on the scheme, the invention further provides a wind driven generator supporting system which comprises the polygonal wind power tower cylinder.
By adopting the technical scheme, compared with the prior art, the invention has the beneficial effects that: according to the scheme, the polygonal tower barrel is arranged into the sheet-type structure, the structural design can effectively reduce the transportation difficulty and the transportation cost of the tower barrel, meanwhile, the non-circular structure is also beneficial to reducing the processing difficulty and improving the safety in the transportation process, and the problem of poor deformation caused by collision or other external forces is avoided; this scheme is through reasonable design's structure for device firm in connection just has simple to operate's advantage concurrently.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic three-dimensional view of a schematic implementation structure of an embodiment of the present invention;
FIG. 2 is a schematic illustration of an embodiment of the invention after installation of components of a portion of the structure;
FIG. 3 is an enlarged view of a portion of the structure at A in FIG. 2;
FIG. 4 is an enlarged view of a portion of the structure at B in FIG. 2;
FIG. 5 is a three-dimensional partial exploded view of a schematic implementation of an embodiment of the present invention;
FIG. 6 is an enlarged view of a portion of the structure at C in FIG. 5;
FIG. 7 is a schematic view of a connecting assembly according to an embodiment of the present invention fixedly connecting adjacent tower segments;
FIG. 8 is a schematic diagram of a connecting assembly according to an embodiment of the invention for fixedly connecting adjacent polygonal towers.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be noted that the following examples are only illustrative of the present invention, and do not limit the scope of the present invention. Similarly, the following examples are only some but not all examples of the present invention, and all other examples obtained by those skilled in the art without any inventive work are within the scope of the present invention.
As shown in one of fig. 1 to 8, the polygonal wind power tower tube 1 according to the embodiment is formed by connecting a plurality of polygonal wind power tower tube piece-type composite structures 2 with each other through a connecting assembly 3 to form an octagonal tube-shaped structure, wherein each of the plurality of polygonal wind power tower tube piece-type composite structures 2 includes a polygonal tower tube, and specifically, the polygonal tower tube of the polygonal wind power tower tube piece-type composite structure 2 includes:
the tower section 20 is four and mutually surrounds to form an octagonal structure, the tower section 20 comprises a first sheet-shaped part 21 and second sheet-shaped parts 22 arranged on two sides of the first sheet-shaped part 21, included angles between the second sheet-shaped parts 22 and the first sheet-shaped part 21 are equal, a first connecting plate 23 is arranged on the side face, far away from the first sheet-shaped part 21, of each second sheet-shaped part 22, the first connecting plate 23 extends to the upper end and the lower end of the tower section 20, a plurality of first connecting holes 231 are formed in the first connecting plate 23 at intervals along the length direction of the first connecting plate, and the side edge, far away from the first sheet-shaped part, of each second sheet-shaped part 22 is attached to the edge of the second sheet-shaped part 22 of the tower section 20 which is adjacent to surround;
the transition plate 24 is arranged between the second sheet-shaped parts 22 of the adjacent tower sections 20, and the transition plate 24 is provided with second connecting holes corresponding to the first connecting holes 231 one by one;
the locking assemblies 233 are multiple and correspond to the first connecting holes 231 one by one, and the locking assemblies 233 penetrate through the first connecting holes 231 on the first connecting plates 23 of the adjacent second sheet parts 22 and the second connecting holes on the transition plates 24 to lock and fix the adjacent tower segments 20 and the transition plates 24.
In order to improve the connection reliability of the adjacent tower segment 20, in the present embodiment, both the first connection hole 231 and the second connection hole are through holes or threaded holes, the locking assembly 233 includes a bolt 2331 and a nut 2332, and after the bolt 2331 passes through the first connection hole 231 of the first connection plate 23 and the second connection hole of the transition plate 24, the bolt is in threaded fit with the nut 2332, so as to lock and fix the adjacent tower segment 20 and the transition plate 24.
In order to improve the matching stability and the installation convenience of the transition plate 24, the transition plate 24 is a T-shaped plate, and the left-off part of the T-shaped plate is attached to the first connecting plate 23.
In order to improve the structural strength of the first connecting plate 23 and avoid abnormal states such as bending deformation and the like, in the scheme, a plurality of stiffening plates 232 are arranged on the side wall of the first connecting plate 23 close to the first sheet-shaped part 21 at intervals, and the side edge of the stiffening plate 232 close to the second sheet-shaped part 22 is fixedly connected with the second sheet-shaped part 22; in the matching of the first connection holes 231 and the stiffening plates 232, preferably, in the present embodiment, the number of the first connection holes 231 between the adjacent stiffening plates 232 is 5 to 7, and the preferred number is 6.
In the overall outline of the polygonal tower, the width of the second sheet portion 22 is 1/2 of the width of the first sheet portion 21, and four tower segments 20 surround each other to form a regular octagonal structure.
For the convenience of reliably connecting the polygonal tower barrel of different polygonal wind power tower barrel segment type composite structures 2, the connecting assembly 3 comprises:
the flange pieces 31 are L-shaped in cross section, the outline of each flange piece 31 is matched with the outline of each tower section 20 of the polygonal tower, the number of the flange pieces 31 is in one-to-one correspondence with the number of the tower sections 20 of the polygonal tower, one end of each L-shaped flange piece 31 is fixedly welded with each tower section 20, the other end of each L-shaped flange piece faces the inside of the polygonal tower, and a plurality of third connecting holes penetrating through the upper end face and the lower end face of each flange piece 31 are formed in each flange piece 31;
the number of the second connecting plates 32 corresponds to that of the flange pieces 31, the second connecting plates are arranged between the flange pieces 31 of the adjacent tower sections 20, mounting grooves 311 with the thickness suitable for the second connecting plates 32 are formed in the side faces, close to the first connecting plates 23, of the end portions of the flange pieces 31, and third connecting holes are also formed in the mounting grooves 311;
the second connecting plate 32 spans the mounting groove 311 of the flange piece 31 on the adjacent tower segment 20, and the second connecting plate 32 is provided with fourth connecting holes 321 corresponding to the third connecting holes on the mounting groove 311 one by one;
in addition, the second connecting plate 32 fixedly connects the adjacent tower segments 20 with the tower segments 20 of the adjacent polygonal tower through the bolt assemblies 33, the tower segments 20 of the adjacent polygonal tower also pass through the flange members 31 through the bolt assemblies 33 to fixedly connect the tower segments 20 of the polygonal tower, the bolt assemblies 33 may be composed of bolts 331 and nuts 332, and the fitting stability and reliability of the flange members 31 may be improved through the fastening and fitting of the bolts 331 and the nuts 332.
In order to improve the stability of the fixed connection between the flange part 31 and the tower drum segment 20 and avoid corrosion, in the present scheme, a welding groove 34 is further arranged between the connecting portion between the flange part 31 and the tower drum segment 20, and the welding groove 34 is located inside the polygonal tower drum.
The above description is only a part of the embodiments of the present invention, and not intended to limit the scope of the present invention, and all equivalent devices or equivalent processes performed by the present invention through the contents of the specification and the drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. The utility model provides a polygon wind power tower section of thick bamboo piece formula integrated configuration which characterized in that, it includes polygon tower section of thick bamboo, polygon tower section of thick bamboo includes:
the tower barrel sub-pieces are four and mutually surround to form an octagonal structure, each tower barrel sub-piece comprises a first slice part and second slice parts arranged on two sides of the first slice part, included angles between the second slice parts and the first slice parts are equal, a first connecting plate is arranged on the side face, far away from the first slice parts, of each second slice part, each first connecting plate extends to the upper end and the lower end of each tower barrel sub-piece, a plurality of first connecting holes are formed in each first connecting plate at intervals along the length direction of each first connecting plate, and the side edge, far away from the first slice parts, of each second slice part is attached to the edge of the second slice part of the adjacent surrounded tower barrel sub-piece;
the transition plate is arranged between the second sheet parts of the adjacent tower sections, and the transition plate is provided with second connecting holes which are in one-to-one correspondence with the first connecting holes;
the locking assemblies are multiple and correspond to the first connecting holes one by one, penetrate through the first connecting holes in the first connecting plates of the adjacent second flaky parts and the second connecting holes in the transition plates, and lock and fix the adjacent tower barrel fragments and the transition plates.
2. The multi-piece composite structure of a polygonal wind tower as claimed in claim 1, wherein the first and second connecting holes are through holes or threaded holes, and the locking assembly comprises a bolt and a nut, and the bolt and the nut cooperate to lock and fix the adjacent tower pieces and the transition plate.
3. The multi-piece composite structure of a polygonal wind tower as claimed in claim 1, wherein the transition plate is a T-shaped plate, and the skimming portion of the T-shaped plate is attached to the first connecting plate.
4. The multi-piece modular structure of a polygonal wind tower as claimed in claim 1, wherein a plurality of stiffening plates are provided at intervals on the side walls of the first connecting plates near the first pieces, and the side edges of the stiffening plates near the second pieces are fixedly connected to the second pieces.
5. The multi-piece composite structure of a polygonal wind tower as claimed in claim 4, wherein the number of the first connecting holes between adjacent stiffening plates is 5-7.
6. The multi-piece composite structure of a polygonal wind tower as claimed in claim 1, wherein the width of the second piece is 1/2 times the width of the first piece, and four tower pieces are mutually enclosed to form a regular octagonal structure.
7. A polygonal wind tower comprising a plurality of polygonal wind tower segment-wise composite structures as claimed in any one of claims 1 to 6, wherein the polygonal towers of the plurality of polygonal wind tower segment-wise composite structures are interconnected by a connecting assembly to form an octagonal tubular structure.
8. The polygonal wind tower of claim 7, wherein the connection assembly comprises:
the flange pieces are L-shaped in cross section, the outline of the flange pieces is matched with the outline of tower section pieces of the polygonal tower, the number of the flange pieces corresponds to the number of the tower section pieces of the polygonal tower one by one, one end of the L shape of the flange pieces is welded and fixed with the tower section pieces, the other end of the L shape of the flange pieces faces the inside of the polygonal tower, and a plurality of third connecting holes penetrating through the upper end face and the lower end face of the flange pieces are formed in the flange pieces;
the number of the second connecting plates corresponds to that of the flange pieces, the second connecting plates are arranged between the flange pieces of the adjacent tower sections, mounting grooves with the thickness suitable for the second connecting plates are formed in the side faces, close to the first connecting plates, of the end parts of the flange pieces, and third connecting holes are also formed in the mounting grooves;
the second connecting plate is arranged on the mounting groove of the flange piece on the adjacent tower section in a spanning manner, and is provided with fourth connecting holes which are in one-to-one correspondence with the third connecting holes on the mounting groove;
in addition, the second connecting plate fixedly connects the adjacent tower drum segments with the tower drum segments of the adjacent polygonal tower drum through the bolt assemblies, and the tower drum segments of the adjacent polygonal tower drum also penetrate through the flange pieces through the bolt assemblies to fixedly connect the tower drum segments of the polygonal tower drum.
9. The polygonal wind tower as claimed in claim 8, wherein a welding bevel is further provided between the flange member and the connecting portion of the tower segment, and the welding bevel is located inside the polygonal tower.
10. Wind turbine support system, characterized in that it comprises a polygonal wind tower according to one of claims 7 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210695610.2A CN115059582A (en) | 2022-06-20 | 2022-06-20 | Polygonal wind power tower barrel split type combined structure and wind power tower barrel and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210695610.2A CN115059582A (en) | 2022-06-20 | 2022-06-20 | Polygonal wind power tower barrel split type combined structure and wind power tower barrel and application thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115059582A true CN115059582A (en) | 2022-09-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210695610.2A Pending CN115059582A (en) | 2022-06-20 | 2022-06-20 | Polygonal wind power tower barrel split type combined structure and wind power tower barrel and application thereof |
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| Country | Link |
|---|---|
| CN (1) | CN115059582A (en) |
Citations (9)
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|---|---|---|---|---|
| CN201443475U (en) * | 2009-07-17 | 2010-04-28 | 辽宁大金钢结构工程(集团)有限公司 | Sectional type high-power wind turbine tower |
| DE20321855U1 (en) * | 2003-03-19 | 2011-06-09 | Vestas Wind System A/S | Steel tower for a wind turbine |
| WO2013029376A1 (en) * | 2011-08-26 | 2013-03-07 | Yao Yuning | Wind turbine tower and method for transporting and assembling same |
| EP2824257A1 (en) * | 2013-07-04 | 2015-01-14 | SIAG Industrie GmbH | Method for preparation and erection of a tubular tower structure |
| KR20150114073A (en) * | 2014-03-31 | 2015-10-12 | 주식회사 포스코 | Modular wind tower |
| CN106438212A (en) * | 2016-07-05 | 2017-02-22 | 广东中艺重工有限公司 | Bent and spliced type bucket-shaped tower barrel |
| CN108035852A (en) * | 2017-10-26 | 2018-05-15 | 许继集团有限公司 | Tower segmentation, combined type tower and wind power generating set |
| US20180179777A1 (en) * | 2016-12-22 | 2018-06-28 | Nordex Energy Gmbh | Steel tower for a wind turbine and a method for producing the tower |
| CN216617752U (en) * | 2022-04-06 | 2022-05-27 | 中国电建集团华东勘测设计研究院有限公司 | Novel split assembly type steel wind power tower connected by section steel flanges |
-
2022
- 2022-06-20 CN CN202210695610.2A patent/CN115059582A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE20321855U1 (en) * | 2003-03-19 | 2011-06-09 | Vestas Wind System A/S | Steel tower for a wind turbine |
| CN201443475U (en) * | 2009-07-17 | 2010-04-28 | 辽宁大金钢结构工程(集团)有限公司 | Sectional type high-power wind turbine tower |
| WO2013029376A1 (en) * | 2011-08-26 | 2013-03-07 | Yao Yuning | Wind turbine tower and method for transporting and assembling same |
| EP2824257A1 (en) * | 2013-07-04 | 2015-01-14 | SIAG Industrie GmbH | Method for preparation and erection of a tubular tower structure |
| KR20150114073A (en) * | 2014-03-31 | 2015-10-12 | 주식회사 포스코 | Modular wind tower |
| CN106438212A (en) * | 2016-07-05 | 2017-02-22 | 广东中艺重工有限公司 | Bent and spliced type bucket-shaped tower barrel |
| US20180179777A1 (en) * | 2016-12-22 | 2018-06-28 | Nordex Energy Gmbh | Steel tower for a wind turbine and a method for producing the tower |
| CN108035852A (en) * | 2017-10-26 | 2018-05-15 | 许继集团有限公司 | Tower segmentation, combined type tower and wind power generating set |
| CN216617752U (en) * | 2022-04-06 | 2022-05-27 | 中国电建集团华东勘测设计研究院有限公司 | Novel split assembly type steel wind power tower connected by section steel flanges |
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