CN219220630U - Truss for vertical wind turbine generator - Google Patents
Truss for vertical wind turbine generator Download PDFInfo
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- CN219220630U CN219220630U CN202223012148.6U CN202223012148U CN219220630U CN 219220630 U CN219220630 U CN 219220630U CN 202223012148 U CN202223012148 U CN 202223012148U CN 219220630 U CN219220630 U CN 219220630U
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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
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Abstract
The utility model discloses a truss for a vertical wind turbine, and belongs to the technical field of wind turbine devices; the structure comprises a tower foundation structure and a truss structure arranged on the foundation structure, wherein a connecting joint structure for assembling a tower barrel of the wind turbine generator is arranged on the truss structure, the connecting joint structure is assembled on the truss structure and comprises a transition connecting section arranged in the middle, and the tower barrel is assembled on the transition connecting section; according to the truss for the vertical wind turbine, in the structural design, the truss structure is in a modularized design, the truss can be prefabricated and formed or assembled in a field assembly and forming mode through parts, and on the basis of the design, dangerous actions that operators need to climb up to position and assemble each part are effectively avoided.
Description
Technical Field
The utility model relates to a truss for a vertical wind turbine, and belongs to the technical field of wind turbine devices.
Background
Wind energy is a renewable, zero-pollution and sustainable green and clean energy source recognized by the current international society, and the wind energy has very rich reserve of the ascertained wind energy in China and has great development and application potential. With the rapid development of the technology level, the wind turbine generator gradually develops to large-scale and ocean, in order to more efficiently utilize wind energy resources, the diameter of a fan impeller and the height of a tower barrel are continuously increased, and the self-vibration frequency of a traditional single-tube wind turbine tower is reduced along with the lifting of the height of a hub, so that the diameter of a single-tube tower barrel is continuously increased, the steel consumption is rapidly increased, and great challenges are also provided for the transportation, the processing, the manufacturing and the like of a large-scale tower barrel section.
The technical development directions of the truss towers are just opposite, the truss towers are obviously different from the cylindrical towers in structure, and the truss wind power tower is a tower which is assembled by structural steel and supports a wind power unit, so that the truss wind power tower is not limited by sites and transportation, can realize the optimal distribution of materials in space, and can acquire enough strength, rigidity and stability with minimum material cost. However, the higher the height, the more the splicing members are required, the more the field nodes are installed, the more complicated the installation is, and the later maintenance cost is greatly increased.
Therefore, the adoption of the single-tube truss mixed tower can effectively make up for the shortages, greatly reduce the diameter of a single-tube tower barrel and reduce the number of nodes under the same height. And the vertical tower can be practically modularized, the optimal diagonal member form and tower form can be obtained through modularized analysis, the self-lifting technology is suitable for effectively reducing the hoisting resource consumption, and the manufacturing cost of the wind power tower is reduced.
Disclosure of Invention
The utility model aims at: aiming at the problems, the truss for the vertical wind turbine generator and the installation method thereof are provided, so that the truss structure of the vertical wind turbine generator can be effectively designed in a modularized manner, and the technical effects of rapid assembly, better management and transportation are achieved.
The technical scheme adopted by the utility model is as follows:
the truss for the vertical wind turbine comprises a tower foundation structure and a truss structure arranged on the foundation structure, wherein a connecting joint structure for assembling a tower barrel of the wind turbine is arranged on the truss structure, the connecting joint structure is assembled on the truss structure, the connecting joint structure comprises a transition connecting section arranged in the middle, and the tower barrel is assembled on the transition connecting section;
the truss structure comprises a plurality of truss units, and the truss units are assembled from top to bottom. Further, the truss unit includes many vertical direction parallel arrangement's stand, and two adjacent stands form a unit face to make the cross section of support body polygonal structure, still transversely be provided with the spliced pole at the middle part of two adjacent stands, the middle part of spliced pole is provided with the connecting block, be provided with the connecting rod between the tip of connecting block and stand, the tip of stand is provided with flange.
Further, the connecting block is provided with 4 first pilot holes of group that become the rectangle and distribute, the fixed connecting plate that is provided with in both ends portion of stand, be provided with first pilot hole on the connecting plate, the both ends portion of connecting rod is provided with the second pilot hole, the connecting rod passes through the cooperation of first pilot hole and second pilot hole to through bolt fixed assembly.
Further, the middle part of stand is fixed and is provided with the connecting plate, be provided with first pilot hole on the connecting plate, the both ends portion of spliced pole sets up the second pilot hole, the spliced pole passes through the cooperation of first pilot hole and second pilot hole to through bolt fixed assembly.
Further, the tower foundation structure comprises a bearing table, a foundation structure connecting section matched with the number of the upright posts is arranged on the bearing table, and the bottom of the truss structure is assembled on the foundation structure connecting section through a connecting flange.
Furthermore, the bearing platform comprises foundation pile structures with the same number as that of the foundation structure connecting sections, a foundation bearing platform is arranged on each foundation pile structure, vertical piers are further arranged on the foundation bearing platform, and the foundation structure connecting ends are arranged on the vertical piers;
and a foundation connecting beam is further arranged between the adjacent foundation bearing platforms.
Further, the connecting joint structure comprises a foundation structure, a transitional connecting section for assembling a fan tower drum is arranged in the middle of the foundation structure, corner posts which are equal to the number of the upright posts and are used for being connected with the truss and assembled are arranged on the outer side of the foundation structure, corner posts are arranged on the foundation structure through connecting box girders, and connecting flanges are arranged at the bottoms of the corner posts.
Further, the foundation structure comprises a plurality of foundation units, and the plurality of foundation units are fixedly assembled into a whole after being combined to form a cylinder structure at the middle part;
each foundation unit is provided with a corner post, the foundation unit is provided with a connecting box girder, one end part of the connecting box girder is fixedly assembled on the foundation unit, and the other end part of the connecting box girder is fixedly provided with the corner post.
Furthermore, the foundation unit is of an arc-shaped plate body structure, and a plurality of arc-shaped plate body structures are assembled in a combined way to form a cylinder structure;
the transition connecting section is arranged on the arc-shaped plate body structure, and the transition connecting section and the base unit are integrally formed.
Further, the middle part of any or all of the basic units is also provided with a portal for operators to enter and exit.
In summary, due to the adoption of the technical scheme, the beneficial effects of the utility model are as follows:
1. according to the truss for the vertical wind turbine and the installation method thereof, in the structural design, the truss structure is in a modularized design, the truss can be prefabricated and formed or assembled in a field assembly and forming mode through parts, on the basis of the design, the dangerous actions that operators need to climb up to position and assemble each part are effectively avoided, meanwhile, only a plurality of connection points can be assembled in an integral mode, the assembly of the integral truss is realized, the risk coefficient of truss assembly is effectively reduced, the assembly efficiency is further improved, and meanwhile, the transportation cost is effectively reduced;
2. according to the truss for the vertical wind turbine and the mounting method thereof, the connection joint structure is designed in a modularized manner, and the wind turbine tower belongs to a large-diameter cylindrical structure, and the corresponding transitional connection section is also a large-diameter cylindrical structure, so that large space waste is caused in the application of a transportation space on the large-diameter cylindrical structure, and the danger coefficient in the transportation process is relatively high, so that the defects of high transportation cost and high efficiency are overcome, the problem of transportation can be effectively solved by the modularized design, and meanwhile, the assembly efficiency of a construction site can be effectively ensured, so that the efficiency is further improved and the cost is reduced.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic illustration of the structure of the joint of the present utility model;
FIG. 3 is a schematic view of the overall assembly of the base unit of the present utility model;
FIG. 4 is a schematic diagram of the basic unit of the present utility model;
FIG. 5 is a second basic unit of the present utility model;
FIG. 6 is a schematic cross-sectional view of a connecting box girder;
FIG. 7 is a schematic cross-sectional view of a corner post;
FIG. 8 is a schematic view of a truss structure;
FIG. 9 is a schematic view of the structure at the connection block;
FIG. 10 is a schematic view of the structure at the connection plate;
fig. 11 is a schematic structural view of a tower foundation structure.
The marks in the figure: the tower comprises a 1-tower barrel, a 2-connecting joint structure, a 201-transitional connecting section, a 202-corner post, a 203-foundation unit, a 204-connecting box girder, a 205-portal, a 206-transverse flange, a 207-transverse stiffening rib, a 208-longitudinal stiffening rib, a 209-stiffening rib bearing platform, a 210-longitudinal flange, a 3-truss structure, a 301-truss unit, a 302-upright post, a 303-connecting post, a 304-connecting block, a 305-connecting plate, a 306-connecting rod, a 4-tower foundation structure, a 401-base bearing platform, a 402-foundation structure connecting section, a 403-foundation pile structure, a 404-vertical column pier and a 405-foundation connecting girder.
Detailed Description
The present utility model will be described in detail with reference to the accompanying drawings.
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
Example 1
1-11, a truss for a vertical wind turbine generator comprises a tower foundation structure 4 and a truss structure 3 arranged on the tower foundation structure 4, wherein a connecting joint structure 2 for assembling a wind turbine generator tower 1 is arranged on the truss structure 3, the connecting joint structure 2 is assembled on the truss structure 3, the connecting joint structure 2 comprises a transition connecting section 201 arranged in the middle, and the tower 1 is assembled on the transition connecting section 201;
the truss structure 3 comprises a plurality of truss units 301, a plurality of truss units 301 being assembled in a top-to-bottom connection.
In this embodiment, unlike the conventional structure, in the design of the structure, the truss structure 3 is mainly designed into a multi-section manner, and unlike the sectional structure design, the structure of the structure is designed to use each section as the same and independent truss unit 301, and the structure of each unit is the same, so that on one hand, in order to modularly design the whole truss structure 3, on the other hand, the same unit structure design is adopted, the types of on-site components can be effectively reduced, and the components at the same position can be directly replaced and applied in the structural design, so that on-site installation personnel do not need to confirm and classify the installation components, thereby effectively realizing on-site installation efficiency, and further improving convenience of classification management of the whole truss components.
In a more specific design, the truss unit 301 includes a plurality of columns 302 arranged in parallel in a vertical direction, two adjacent columns 302 form a unit surface, the cross section of the frame body is made into a polygonal structure, a connecting column 303 is further transversely arranged in the middle of the two adjacent columns 302, a connecting block 304 is arranged in the middle of the connecting column 303, and a connecting rod 306 is arranged between the connecting block 304 and the end of the column 302.
On the basis of the above specific structural design, as a more specific design, the connection block 304 is fixedly arranged on the connection column 303, 4 groups of first assembly holes are arranged on the connection block 304 in rectangular distribution, and second assembly holes are arranged on corresponding ends of the connection rod 306, and the first assembly holes and the second assembly holes are matched and fixedly assembled through bolts. In this design, taking practical application as an illustration, the connecting block 304 is of a rectangular structure, the middle part is welded on the connecting column 303, and first assembly holes are arranged at the four corners of the connecting block, so that a structure similar to a Chinese character 'mi' shape is realized. The further shortening of the length design of the diagonal rods (links 306) allows for long transport and stability after assembly. More specifically, the two end parts of the upright post 302 are fixedly provided with a connecting plate 305, the connecting plate 305 is provided with a first assembly hole, the two end parts of the connecting rod 306 are provided with a second assembly hole, and the connecting rod 306 is fixedly assembled through the cooperation of the first assembly hole and the second assembly hole and through bolts.
Based on the above design of the specific structure, further design, the other end of the connecting rod 306 is provided with a second assembly hole, the end of the upright post 302 is provided with a first assembly hole, and the first assembly hole is matched with the second assembly hole and is fixedly assembled through a bolt.
In the present embodiment, as a specific description, the corresponding structural design is collectively referred to as a term in a specific design in terms of the fitting relation and the fitting hole function, and therefore, the first fitting hole appears on the arrangement of the connection block 304 and the connection plate 305.
For the above specific structural design, further design, the middle part of the upright 302 is provided with a connecting plate 305, the second assembly holes are formed on the connecting plate 305, the two ends of the connecting post 303 are provided with first assembly holes, and the connecting plate 305 and the connecting post 303 are matched with the second assembly holes through the first assembly holes and fastened through bolts.
To facilitate assembly between truss elements 301, as a more specific design, the ends of the columns 302 are provided with attachment flanges. During assembly, the high-strength bolts are adopted for assembly in the assembly relation and the assembly of the connecting flange so as to ensure the overall stability.
Connecting flanges are arranged at two ends of the upright posts 302, and a plurality of truss units 301 are assembled and formed through the connecting flanges to form a column structure.
In this embodiment, the truss unit 301 is mainly used to realize a modularized assembly relationship, so that partial assembly can be performed, and then integral assembly is performed, thereby effectively reducing construction difficulty and safety risk coefficient of construction.
On the basis of the specific design, the tower foundation structure 4 comprises a bearing table, the bearing table is provided with foundation structure connecting sections 402 matched with the number of the upright posts 302, and the bottom of the truss structure 3 is assembled on the foundation structure connecting sections 402 through connecting flanges.
As a more specific design, the bearing platform comprises foundation pile structures 403 with the same number as that of the foundation structure connecting sections 402, each foundation pile structure 403 is provided with a foundation bearing platform 401, the foundation bearing platform 401 is also provided with a vertical column pier 404, and the foundation structure connecting ends are arranged on the vertical column piers 404;
a foundation bridge 405 is further disposed between the adjacent foundation platforms 401.
More specifically, the foundation pile structure 403 includes a plurality of foundation piles, and is supported by the plurality of foundation piles as a whole. And a foundation pile structure can also be formed by pouring.
In the above specific structural design, as a specific description, the tower foundation structure 4 is formed by casting concrete on site, so as to realize a more stable foundation structure and improve the stability of the truss. In the design of the structure, as the foundation structure of the tower, the whole tower foundation structure is formed by casting in situ, and in the design of the structure, a connecting flange is welded at the upper part of the foundation structure connecting section 402, and the lower part of the foundation structure connecting section is connected with the bearing platform in a concrete pouring mode.
Example 2
On the basis of the design of embodiment 1, for the further optimal design of the connection joint structure 2, more specifically, as shown in fig. 2 to 7, the connection joint structure 2 comprises a base structure, a transition connection section 201 for assembling the fan tower 1 is arranged in the middle of the base structure, corner posts 202 which are equal to the number of the upright posts 302 and are used for being connected with and assembled with the truss are arranged on the outer side of the base structure, the corner posts 202 are arranged on the base structure through connection box girders 204, and a connecting flange is arranged at the bottom of the corner posts 202.
Still further, the foundation structure comprises a plurality of foundation units 203, and the plurality of foundation units 203 are fixedly assembled into a whole after being combined to form a cylindrical structure at the middle part;
each of the base units 203 is provided with a corner post 202, the base unit 203 is provided with a connecting box girder 204, one end of the connecting box girder 204 is fixedly assembled on the base unit 203, and the other end of the connecting box girder is fixedly provided with the corner post 202.
In the design of the structure, the base unit 203 is taken as an independent individual, other auxiliary components are integrated, further, modular management can be effectively realized, the independent individual structures are identical, disorder of the components can not be generated, the components are managed, the specific operation is more rapid and efficient, rapid assembly is realized, and related complex procedures such as integral starting, local positioning and the like are not needed.
In the design of the connecting joint structure 2, the connecting joint structure 2 is also modularized, because the wind turbine tower 1 belongs to a large-diameter cylindrical structure, and the corresponding transitional connecting section 201 also belongs to a large-diameter cylindrical structure, the large-diameter cylindrical structure is applied to the transportation space to cause large space waste, and the dangerous coefficient in the transportation process is relatively high, so that the transportation cost and the efficiency are both high, the problem of transportation can be effectively solved by the modularized design, and meanwhile, the assembly efficiency of a construction site can be effectively guaranteed, thereby further realizing the improvement of the efficiency and the reduction of the cost.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (6)
1. A truss for vertical type wind turbine generator system, its characterized in that: the wind turbine generator system comprises a tower foundation structure (4) and a truss structure (3) arranged on the tower foundation structure (4), wherein a connecting joint structure (2) for assembling a wind turbine generator system tower barrel (1) is arranged on the truss structure (3), the connecting joint structure (2) is assembled on the truss structure (3), the connecting joint structure (2) comprises a transition connecting section (201) arranged in the middle, and the tower barrel (1) is assembled on the transition connecting section (201);
the truss structure (3) comprises a plurality of truss units (301), and the truss units (301) are assembled from top to bottom;
the truss unit (301) comprises a plurality of upright posts (302) which are arranged in parallel in the vertical direction, two adjacent upright posts (302) form a unit surface, the cross section of the frame body is of a polygonal structure, connecting columns (303) are further transversely arranged in the middle of the two adjacent upright posts (302), connecting blocks (304) are arranged in the middle of the connecting columns (303), connecting rods (306) are arranged between the connecting blocks (304) and the end parts of the upright posts (302), and connecting flanges are arranged at the end parts of the upright posts (302);
the tower foundation structure (4) comprises a bearing table, foundation structure connecting sections (402) matched with the upright posts (302) in number are arranged on the bearing table, and the bottom of the truss structure (3) is assembled on the foundation structure connecting sections (402) through connecting flanges;
the connecting joint structure (2) comprises a foundation structure, a transition connecting section (201) for assembling a fan tower (1) is arranged in the middle of the foundation structure, corner posts (202) which are equal to the upright posts (302) in number and are used for being connected and assembled with trusses are arranged on the outer side of the foundation structure, the foundation structure is provided with the corner posts (202) through connecting box girders (204), and a connecting flange is arranged at the bottom of the corner posts (202);
the foundation structure comprises a plurality of foundation units (203), the foundation units (203) are fixedly assembled into a whole after being combined, and a cylindrical structure is formed in the middle of the assembled foundation structure;
each base unit (203) is provided with a corner post (202), each base unit (203) is provided with a connecting box girder (204), one end part of each connecting box girder (204) is fixedly assembled on the base unit (203), and the other end part of each connecting box girder is fixedly provided with the corner post (202).
2. The truss for an upright wind turbine of claim 1, wherein: connecting block (304) are provided with 4 first pilot holes of group that become rectangular distribution, the both ends of stand (302) are fixed to be provided with connecting plate (305), be provided with first pilot hole on connecting plate (305), the both ends of connecting rod (306) are provided with the second pilot hole, connecting rod (306) are through the cooperation of first pilot hole and second pilot hole to through bolt fixed assembly.
3. The truss for an upright wind turbine of claim 1, wherein: the middle part of stand (302) is fixed be provided with connecting plate (305), be provided with first pilot hole on connecting plate (305), the both ends portion of spliced pole (303) sets up the second pilot hole, spliced pole (303) are through the cooperation of first pilot hole and second pilot hole to through bolt fixed assembly.
4. The truss for an upright wind turbine of claim 1, wherein: the bearing platform comprises foundation pile structures (403) with the same number as foundation structure connecting sections (402), a foundation bearing platform (401) is arranged on each foundation pile structure (403), vertical piers (404) are further arranged on the foundation bearing platform (401), and foundation structure connecting ends are arranged on the vertical piers (404); and a foundation connecting beam (405) is further arranged between the adjacent foundation bearing platforms (401).
5. The truss for an upright wind turbine of claim 1, wherein: the foundation unit (203) is of an arc-shaped plate body structure, and a plurality of arc-shaped plate body structures are assembled to form a cylinder structure;
the transition connecting section (201) is arranged on the arc-shaped plate body structure, and the transition connecting section (201) and the base unit (203) are integrally formed.
6. The truss for an upright wind turbine of claim 1, wherein: the middle part of any or all of the base units (203) is also provided with a portal (205) for operators to enter and exit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223012148.6U CN219220630U (en) | 2022-11-11 | 2022-11-11 | Truss for vertical wind turbine generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223012148.6U CN219220630U (en) | 2022-11-11 | 2022-11-11 | Truss for vertical wind turbine generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219220630U true CN219220630U (en) | 2023-06-20 |
Family
ID=86733663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223012148.6U Active CN219220630U (en) | 2022-11-11 | 2022-11-11 | Truss for vertical wind turbine generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219220630U (en) |
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2022
- 2022-11-11 CN CN202223012148.6U patent/CN219220630U/en active Active
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