CN111765050B - Connection structure between wind driven generator tower section of thick bamboo burst - Google Patents
Connection structure between wind driven generator tower section of thick bamboo burst Download PDFInfo
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- CN111765050B CN111765050B CN202010634546.8A CN202010634546A CN111765050B CN 111765050 B CN111765050 B CN 111765050B CN 202010634546 A CN202010634546 A CN 202010634546A CN 111765050 B CN111765050 B CN 111765050B
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- 235000017166 Bambusa arundinacea Nutrition 0.000 title claims description 26
- 235000017491 Bambusa tulda Nutrition 0.000 title claims description 26
- 241001330002 Bambuseae Species 0.000 title claims description 26
- 235000015334 Phyllostachys viridis Nutrition 0.000 title claims description 26
- 239000011425 bamboo Substances 0.000 title claims description 26
- 238000005192 partition Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000002929 anti-fatigue Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 239000012634 fragment Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000000275 quality assurance Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D13/00—Assembly, mounting or commissioning of wind motors; Arrangements specially adapted for transporting wind motor components
- F03D13/20—Arrangements for mounting or supporting wind motors; Masts or towers for wind motors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B13/00—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose
- F16B13/04—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose with parts gripping in the hole or behind the reverse side of the wall after inserting from the front
- F16B13/08—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose with parts gripping in the hole or behind the reverse side of the wall after inserting from the front with separate or non-separate gripping parts moved into their final position in relation to the body of the device without further manual operation
- F16B13/0858—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose with parts gripping in the hole or behind the reverse side of the wall after inserting from the front with separate or non-separate gripping parts moved into their final position in relation to the body of the device without further manual operation with an expansible sleeve or dowel body driven against a tapered or spherical expander plug
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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
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Wind Motors (AREA)
Abstract
The invention provides a connection structure between tower sections of a wind driven generator, which comprises a plurality of tower sections which are sequentially distributed along the circumferential direction of the tower, wherein at least two tower sections are respectively a first tower section and a second tower section, a first connection part is arranged on one side of the first tower section close to the second tower section, a first connection groove is arranged on the first connection part, a first connection hole is arranged on the side wall of the first connection groove, a second connection part is arranged on one side of the second tower section close to the first tower section, a second connection hole is arranged on the second connection part, the second connection part is embedded in the first connection groove of the first connection part, an expansion block is embedded in the first connection hole, and the expansion block is also embedded in the second connection hole. Compared with the prior art, the connecting force between the segments is mainly transmitted through friction force between the flanges, the connecting structure is higher in connection firmness, higher in connecting force, stronger in fatigue resistance and higher in safety and reliability.
Description
Technical Field
The invention relates to the technical field of wind power generation, in particular to a connection structure between segments of a tower barrel of a wind power generator.
Background
The wind power generator tower is mainly used for bearing a wind power generator set. The steel plates are welded in a rolling way in a factory and subjected to auxiliary treatment to form a tower barrel, and the tower barrels of one section are connected on the project site to form the final complete tower barrel. In order to more effectively utilize wind resources, wind farm developers are increasingly demanding high tower diameters and weights, as well. However, the transportation, construction and installation of the tower are always difficult, and the tower cannot be processed to have an oversized diameter or an oversized weight due to the limitation of highways.
The existing feasible method is to solve the problem by using a segmented tower, and the specific operation is to divide the original circular tower into three to four pieces along the circumferential direction, and then connect and assemble the construction to the project site, so that the transportation difficulty is greatly reduced. In the existing engineering practice, the tower barrel is connected in a segmented mode by adopting a flange plate and bolts, and the connecting mode has the characteristics of high construction difficulty, difficult quality assurance, low connection reliability and high requirements on later operation and maintenance. It is emphasized that the working environment of large-size wind driven generators is generally severe, dynamic loads borne by the tower are random and changeable, and quite high reliability requirements are set for flange and bolt connection.
Disclosure of Invention
In view of the above-mentioned drawbacks of the prior art, the present invention is to provide a connection structure between segments of a tower of a wind turbine with higher reliability.
In order to achieve the above object, the invention provides a connection structure between tower segments of a wind driven generator, which comprises a plurality of tower segments distributed along the circumferential direction of the tower in sequence, wherein at least two tower segments are a first tower segment and a second tower segment respectively, a first connection part is arranged on one side of the first tower segment, which is close to the second tower segment, a first connection groove is arranged on the first connection part, a first connection hole is arranged on the side wall of the first connection groove, a second connection part is arranged on one side of the second tower segment, which is close to the first tower segment, a second connection hole is arranged on the second connection part, the second connection part is embedded in the first connection groove of the first connection part, an expansion block is embedded in the first connection hole, and the expansion block is also embedded in the second connection hole.
Further, the expansion block comprises a first sub-block, a second sub-block, a first pushing block and a second pushing block, wherein the first pushing block and the second pushing block are both positioned between the first sub-block and the second sub-block, the first pushing block and the second pushing block are connected through bolts, and when the first pushing block and the second pushing block are close to each other, the first sub-block and the second sub-block can be pushed to be far away from each other.
Further, a first active inclined plane is arranged on one side wall of the first pushing block and is in contact with the first partition, a second active inclined plane is arranged on one side wall of the second pushing block and is in contact with the first partition, the first active inclined plane is a plane or a curved surface, and the second active inclined plane is a plane or a curved surface.
Further, a first passive inclined plane attached to the first active inclined plane is arranged on the first partition, a second passive inclined plane attached to the second active inclined plane is arranged on the first partition, the first passive inclined plane is a plane or a curved surface, and the second passive inclined plane is a plane or a curved surface.
Further, a third active inclined plane is arranged on the other side wall of the first pushing block and is in contact with the second sub-block, a fourth active inclined plane is arranged on the other side wall of the second pushing block and is in contact with the second sub-block, the third active inclined plane is a plane or a curved surface, and the fourth active inclined plane is a plane or a curved surface.
Further, a third passive inclined plane attached to the third active inclined plane is arranged on the second partition, a fourth passive inclined plane attached to the fourth active inclined plane is arranged on the second partition, the third passive inclined plane is a plane or a curved surface, and the fourth passive inclined plane is a plane or a curved surface.
Further, a plurality of first connecting holes are formed in the side wall of the first connecting groove, and all first connecting Kong Yanda cylinders are axially distributed at intervals.
Further, a third connecting portion is arranged on the other side edge of the first tower barrel split piece, and a third connecting hole is formed in the third connecting portion.
Further, a fourth connecting portion is arranged on the other side edge of the second tower barrel, a second connecting groove is formed in the fourth connecting portion, and a fourth connecting hole is formed in the side wall of the second connecting groove.
Further, the first connecting hole and the second connecting hole are long waist holes.
As described above, the connection structure between segments of the wind driven generator tower barrel has the following beneficial effects:
this connection structure utilizes the second connecting portion of second tower section of thick bamboo burst to inlay in the first connection recess of first tower section of thick bamboo burst, restriction second tower section of thick bamboo burst is along the radial movement of tower section of thick bamboo for first tower section of thick bamboo burst to utilize the cooperation effect of expansion block and first connecting hole and second connecting hole, restriction second tower section of thick bamboo burst is along the circumference and the axial movement of tower section of thick bamboo for first tower section of thick bamboo burst, thereby realize the fixed connection between first tower section of thick bamboo burst and the second tower section of thick bamboo burst, and compare in prior art the frictional force transmission between the burst mainly through the flange between, this connection structure's connection fastness is higher, the connection force is bigger, anti-fatigue ability is stronger, fail safe nature is higher.
Drawings
Fig. 1 is a schematic diagram of a connection structure between segments of a wind turbine tower according to an embodiment of the present invention.
Fig. 2 is an exploded view of a connection structure between segments of a wind turbine tower according to an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a first tower segment according to an embodiment of the present invention.
Fig. 4 is a schematic structural diagram of a second tower segment according to an embodiment of the present invention.
Fig. 5 is a schematic structural diagram of an expansion block according to an embodiment of the present invention.
Fig. 6 is a schematic structural diagram of a tower according to an embodiment of the present invention.
Description of element reference numerals
100. Fourth connecting hole of tower barrel split 222
1. First tower section of thick bamboo burst 3 expansion block
11. First connecting portion 31 first segment
111. First coupling groove 32 second segment
112. First push block of first connecting hole 33
12. The third connecting portion 331 has a first active slope
121. Third active ramp of third connecting hole 332
2. Second push block of second tower barrel split 34
21. The second connecting portion 341 has a second active slope
211. Fourth active ramp of second connecting hole 342
22. Fourth connecting portion 35 bolt
221. Second connecting groove
Detailed Description
Further advantages and effects of the present invention will become apparent to those skilled in the art from the disclosure of the present invention, which is described by the following specific examples.
It should be understood that the structures, proportions, sizes, etc. shown in the drawings are for illustration purposes only and should not be construed as limiting the invention to the extent that it can be practiced, since modifications, changes in the proportions, or adjustments of the sizes, which are otherwise, used in the practice of the invention, are included in the spirit and scope of the invention which is otherwise, without departing from the spirit or scope thereof. Also, the terms "upper", "lower", "left", "right", "middle" and "a" are used herein for descriptive purposes only and are not intended to limit the scope of the invention for which the invention may be practiced, but rather the relative relationships thereof may be altered or modified without materially altering the technology.
As shown in fig. 1 to 6, the present embodiment provides a connection structure between tower segments of a wind driven generator, which includes a plurality of tower segments 100 sequentially distributed along a circumferential direction of a tower, at least two tower segments 100 are a first tower segment 1 and a second tower segment 2, a side edge of the first tower segment 1, which is close to the second tower segment 2, is provided with a first connection portion 11, a first connection groove 111 is provided on the first connection portion 11, a first connection hole 112 is provided on a side wall of the first connection groove 111, a second connection portion 21 is provided on a side edge of the second tower segment 2, which is close to the first tower segment 1, and a second connection hole 211 is provided on the second connection portion 21, the second connection portion 21 is embedded in the first connection groove 111 of the first connection portion 11, the first connection hole 112 is embedded with an expansion block 3, and the expansion block 3 is also embedded in the second connection hole 211. In the connecting structure of the embodiment, the second connecting part 21 of the second tower barrel segment 2 is embedded in the first connecting groove 111 of the first tower barrel segment 1, so that the second tower barrel segment 2 is limited to move along the radial direction of the tower barrel relative to the first tower barrel segment 1, and the second tower barrel segment 2 is limited to move along the circumferential direction and the axial direction of the tower barrel relative to the first tower barrel segment 1 by the matching action of the expansion block 3, the first connecting hole 112 and the second connecting hole 211, so that the fixed connection between the first tower barrel segment 1 and the second tower barrel segment 2 is realized, and compared with the prior art, the connecting structure has the advantages that the connecting firmness is higher, the connecting force is higher, the anti-fatigue capability is stronger, and the safety and reliability are higher because the connecting force between the segments is mainly transmitted through friction force between flanges.
As shown in fig. 6, the tower in this embodiment specifically includes 4 tower segments 100, and in other embodiments the tower may be divided into a corresponding number of tower segments 100 in the circumferential direction as desired.
As shown in fig. 5, the expansion block 3 in this embodiment includes a first segment 31, a second segment 32, a first push block 33 and a second push block 34, where the first push block 33 and the second push block 34 are located between the first segment 31 and the second segment 32, and the first push block 33 and the second push block 34 are connected by a bolt 35, and when the first push block 33 and the second push block 34 are close to each other, the first segment 31 and the second segment 32 can be pushed away from each other. In the assembly process, after the expansion block 3 is placed in the first connecting hole 112 and the second connecting hole 211, the first push block 33 and the second push block 34 are mutually close by the adjusting bolt 35, so that the first sub block 31 and the second sub block 32 are pushed away from each other, the expansion block 3 is in an expansion state as a whole, can be tightly matched with the first connecting hole 112 and the second connecting hole 211, and can be firmly installed in the first connecting hole 112 and the second connecting hole 211; the adjustment mode is simple to operate and convenient for assembly work.
As shown in fig. 5, in the present embodiment, a first active inclined plane 331 is disposed on a side wall of the first push block 33, the first active inclined plane 331 contacts the first sub-block 31, a second active inclined plane 341 is disposed on a side wall of the second push block 34, and the second active inclined plane 341 contacts the first sub-block 31. When the first push block 33 and the second push block 34 approach each other, the first active ramp 331 and the second active ramp 341 will push the first segment 31 to move in a direction away from the second segment 32. In this embodiment, the first passive inclined plane attached to the first active inclined plane 331 is disposed on the first sub-block 31, and the second passive inclined plane attached to the second active inclined plane 341 is disposed on the first sub-block 31, so as to ensure that the first sub-block 31 and the first push block 33 and the second push block 34 maintain a good matching relationship. In addition, in the present embodiment, the first active inclined plane 331 may be a plane or a curved plane, the second active inclined plane 341 may be a plane or a curved plane, the first passive inclined plane may be a plane or a curved plane, and the second passive inclined plane may be a plane or a curved plane.
Meanwhile, as shown in fig. 5, in the present embodiment, a third active inclined plane 332 is disposed on the other side wall of the first push block 33, the third active inclined plane 332 contacts the second sub-block 32, a fourth active inclined plane 342 is disposed on the other side wall of the second push block 34, and the fourth active inclined plane 342 contacts the second sub-block 32. When the first push block 33 and the second push block 34 are close to each other, the third active ramp 332 and the fourth active ramp 342 will push the second segment 32 to move in a direction away from the first segment 31. In this embodiment, the second sub-block 32 is provided with a third passive bevel attached to the third active bevel 332, and the second sub-block 32 is provided with a fourth passive bevel attached to the fourth active bevel 342, so as to ensure that the second sub-block 32 maintains a good matching relationship with the first push block 33 and the second push block 34. In addition, in the present embodiment, the third active inclined plane 332 is a plane or a curved surface, the fourth active inclined plane 342 is a plane or a curved surface, the third passive inclined plane may be a plane or a curved surface, and the fourth passive inclined plane may be a plane or a curved surface.
As shown in fig. 1 to 4, in this embodiment, a plurality of first connecting holes 112 are formed on the side wall of the first connecting groove 111, and all the first connecting holes 112 are distributed at intervals along the axial direction of the tower, and correspondingly, second connecting holes 211 equal to the number of the first connecting holes 112 are formed on the second connecting portion 21, all the second connecting holes 211 respectively correspond to all the first connecting holes 112 in the up-down direction, and expansion blocks 3 are embedded in all the first connecting holes 112 and all the second connecting holes 211 so as to enhance the connection strength between the first tower segment 1 and the second tower segment 2.
As shown in fig. 3, in this embodiment, a third connecting portion 12 is disposed on the other side of the first tower segment 1, and a third connecting hole 121 is disposed on the third connecting portion 12, where during the assembly process, the third connecting portion 12 is used to be embedded in a connecting groove of another tower segment, and the third connecting hole 121 is used to be embedded in the expansion block 3, and is connected with another tower segment through the expansion block 3.
As shown in fig. 4, in this embodiment, the other side of the second tower segment 2 is provided with a fourth connecting portion 22, and the fourth connecting portion 22 is provided with a second connecting groove 221, and a fourth connecting hole 222 is provided on a side wall of the second connecting groove 221, and during the assembly process, the second connecting groove 221 is used for being embedded into the connecting portion of the other tower segment, and the fourth connecting hole 222 is used for being connected with the other tower segment through the expansion block 3.
In this embodiment, the first connecting hole 112 and the second connecting hole 211 are long waist holes, so as to facilitate processing, and ensure that the first connecting hole 112 and the second connecting hole 211 have a better matching relationship with the expansion block 3.
In this embodiment, the tower includes a plurality of burst that distribute in proper order along its circumference, adopts above-mentioned connection structure to connect between two adjacent burst. Wherein the two segments are the first tower segment 1 and the second tower segment 2. The first tower section 1 in this embodiment includes a first arc-shaped section body, the first connection portion 11, and the third connection portion 12; one side of the first split body is fixedly connected with the first connecting part 11, and the other side is fixedly connected with the third connecting part 12. The second tower section of thick bamboo burst 2 includes the second section of thick bamboo body, above-mentioned second connecting portion 21 and the aforesaid fourth connecting portion 22 that take the form of arc, and the both sides limit of second section of thick bamboo body is with second connecting portion 21 and fourth connecting portion 22 rigid coupling respectively. In the assembly process, the two side edges of the first segment body are fixedly connected with the first connecting part 11 and the third connecting part 12 to form a first tower segment 1; and fixedly connecting the two side edges of the second segment body with the second connecting part 21 and the fourth connecting part 22 to form a second tower segment 2; embedding the second connection portion 21 of the second tower segment 2 in the first connection groove 111 of the first tower segment 1, such that the second connection hole 211 corresponds to the position of the first connection hole 112, limiting the movement of the second tower segment 2 relative to the first tower segment 1 in the radial direction of the tower; and then the expansion block 3 is arranged in the first connecting hole 112 and the second connecting hole 211, the bolt 35 is screwed to enable the expansion block 3 to expand and be tightly matched with the first connecting hole 112 and the second connecting hole 211, so that the contact effect of the expansion block 3, the first connecting hole 112 and the second connecting hole 211 is utilized to limit the movement of the second tower section 2 relative to the first tower section 1 along the axial direction and the circumferential direction of the tower, the fixed connection of the first tower section 1 and the second tower section 2 is realized, and the connecting structure transmits the connecting force between the first tower section 1 and the second tower section 2 by utilizing the contact effect of the expansion block 3 and the first connecting hole 112 and the second connecting hole 211. In the prior art, the tower barrel fragments are connected through the flanges and the connecting bolts, and the connecting force between the tower barrel fragments is mainly transmitted through friction force between the flanges. In contrast, the connecting structure can provide larger connecting force, stronger anti-fatigue capability and higher safety and reliability. In addition, the connecting structure in the embodiment can be applied to various large-scale pipelines, towers and the like in ocean engineering and petrochemical facilities.
In summary, the present invention effectively overcomes the disadvantages of the prior art and has high industrial utility value.
The above embodiments are merely illustrative of the principles of the present invention and its effectiveness, and are not intended to limit the invention. Modifications and variations may be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the invention. Accordingly, it is intended that all equivalent modifications and variations of the invention be covered by the claims, which are within the ordinary skill of the art, be within the spirit and scope of the present disclosure.
Claims (9)
1. The utility model provides a connection structure between wind-driven generator tower section of thick bamboo burst, its characterized in that, including a plurality of tower section of thick bamboo burst (100) that distribute in proper order along the circumference of tower section of thick bamboo, have two tower section of thick bamboo burst (100) respectively first tower section of thick bamboo burst (1) and second tower section of thick bamboo burst (2), one side that first tower section of thick bamboo burst (1) is close to second tower section of thick bamboo burst (2) is equipped with first connecting portion (11), be equipped with first connecting groove (111) on first connecting portion (11), just be equipped with first connecting hole (112) on the lateral wall of first connecting groove (111), one side that second tower section of thick bamboo burst (2) is close to first tower section of thick bamboo burst (1) is equipped with second connecting portion (21), just be equipped with second connecting hole (211) on second connecting portion (21), second connecting portion (21) are inlayed in first connecting groove (111) of first connecting portion (11), be equipped with expansion block (3) in first connecting hole (112), and first expansion block (33) and second expansion block (33) are located two expansion block (32), first expansion block (33) and first expansion block (32), and the first pushing block (33) and the second pushing block (34) are connected through bolts (35), and when the first pushing block (33) and the second pushing block (34) are close to each other, the first sub block (31) and the second sub block (32) can be pushed away from each other.
2. The connection structure between segments of a wind driven generator tower according to claim 1, wherein a first active inclined plane (331) is arranged on a side wall of the first push block (33), the first active inclined plane (331) is in contact with the first segment (31), a second active inclined plane (341) is arranged on a side wall of the second push block (34), the second active inclined plane (341) is in contact with the first segment (31), the first active inclined plane (331) is a plane or a curved plane, and the second active inclined plane (341) is a plane or a curved plane.
3. The connection structure between segments of a wind driven generator tower according to claim 2, wherein a first passive inclined plane attached to the first active inclined plane (331) is arranged on the first segment (31), a second passive inclined plane attached to the second active inclined plane (341) is arranged on the first segment (31), the first passive inclined plane is a plane or a curved plane, and the second passive inclined plane is a plane or a curved plane.
4. The connection structure between segments of a wind driven generator tower according to claim 2, wherein a third active inclined plane (332) is arranged on the other side wall of the first push block (33), the third active inclined plane (332) is in contact with the second segment (32), a fourth active inclined plane (342) is arranged on the other side wall of the second push block (34), the fourth active inclined plane (342) is in contact with the second segment (32), the third active inclined plane (332) is a plane or a curved surface, and the fourth active inclined plane (342) is a plane or a curved surface.
5. The connection structure between segments of a wind driven generator tower according to claim 4, wherein a third passive inclined plane attached to a third active inclined plane (332) is arranged on the second segment (32), a fourth passive inclined plane attached to a fourth active inclined plane (342) is arranged on the second segment (32), the third passive inclined plane is a plane or a curved plane, and the fourth passive inclined plane is a plane or a curved plane.
6. The connection structure between segments of a wind driven generator tower according to claim 1, wherein a plurality of first connection holes (112) are formed in a side wall of the first connection groove (111), and all the first connection holes (112) are distributed at intervals along an axial direction of the tower.
7. The connection structure between the tower sections of the wind driven generator according to claim 1, wherein a third connection portion (12) is arranged on the other side of the first tower section (1), and a third connection hole (121) is formed in the third connection portion (12).
8. The connection structure between the tower sections of the wind driven generator according to claim 1, wherein a fourth connection portion (22) is arranged on the other side edge of the second tower section (2), a second connection groove (221) is arranged on the fourth connection portion (22), and a fourth connection hole (222) is arranged on the side wall of the second connection groove (221).
9. The connection structure between segments of a wind turbine tower according to claim 1, wherein the first connection hole (112) and the second connection hole (211) are long waist holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010634546.8A CN111765050B (en) | 2020-07-02 | 2020-07-02 | Connection structure between wind driven generator tower section of thick bamboo burst |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010634546.8A CN111765050B (en) | 2020-07-02 | 2020-07-02 | Connection structure between wind driven generator tower section of thick bamboo burst |
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| Publication Number | Publication Date |
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| CN111765050A CN111765050A (en) | 2020-10-13 |
| CN111765050B true CN111765050B (en) | 2024-05-10 |
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