CN213684403U - Assembled wind power tower cylinder basis - Google Patents
Assembled wind power tower cylinder basis Download PDFInfo
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- CN213684403U CN213684403U CN202022800979.4U CN202022800979U CN213684403U CN 213684403 U CN213684403 U CN 213684403U CN 202022800979 U CN202022800979 U CN 202022800979U CN 213684403 U CN213684403 U CN 213684403U
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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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- 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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Abstract
The utility model provides an assembled wind power tower cylinder basis, including bottom plate, cushion cap, foundation pile, annular steel connecting piece and upper portion tower tube structure, the terminal surface is connected with the foundation pile under the bottom plate, the foundation pile is squeezed into the underground and is fixed, the cushion cap is installed on the bottom plate, be provided with a plurality of first pre-buried screw rods of evenly arranging on the cushion cap up end, a plurality of first pre-buried screw rods enclose the city annular around the axis of cushion cap, annular steel connecting piece is installed on the cushion cap up end through first pre-buried screw rod, cushion cap and the coaxial setting of annular steel connecting piece, upper portion tower tube structural mounting is on the up end of annular steel connecting piece. The components of the foundation are prefabricated and connected by bolts, and can be detached, replaced and reused, so that the material consumption is saved, and meanwhile, the foundation is green and environment-friendly; the foundation structure is reasonable in stress form, convenient to transport, low in field installation difficulty and fast, construction efficiency is improved, and cost is saved.
Description
Technical Field
The utility model relates to a wind power generation technical field, concretely relates to assembled wind power tower cylinder basis.
Background
The wind power energy is a clean energy which is pollution-free and renewable. The wind power plant has high power generation amount, stable fan operation and mature manufacturing technology, and is widely put into use in recent years.
The wind motor tower barrel belongs to a high-rise structure and bears large horizontal and vertical loads, so that the foundation is large in size and the material consumption is large. The traditional cast-in-place reinforced concrete foundation has the advantages of large concrete consumption, dense steel bar intervals, difficult concrete pouring, high on-site construction difficulty, low efficiency, longer construction period, high cost, non-reusability and environmental friendliness, so that a fan foundation structure system is necessary to be improved and innovated.
SUMMERY OF THE UTILITY MODEL
In view of the above, the problem to be solved by the present invention is to provide an assembled wind power tower base, the components of the base are prefabricated and connected by bolts, and the components can be disassembled, replaced and reused, so that the material consumption is saved, and meanwhile, the base is green and environment-friendly; the foundation is convenient to transport, low in field installation difficulty and fast, construction efficiency is improved, and cost is saved.
The utility model discloses an above-mentioned technical problem is solved to following technical means: the utility model provides an assembled wind power tower cylinder basis, including bottom plate, cushion cap, foundation pile, annular steel connecting piece and upper portion tower tube structure, the terminal surface is connected with the foundation pile under the bottom plate, the foundation pile is squeezed into the underground and is fixed, the cushion cap is installed on the bottom plate, be provided with a plurality of first pre-buried screw rods of evenly arranging on the cushion cap up end, a plurality of first pre-buried screw rods enclose the city annular around the axis of cushion cap, annular steel connecting piece is installed on the cushion cap up end through first pre-buried screw rod, cushion cap and the coaxial setting of annular steel connecting piece, upper portion tower tube structural mounting is on the up end of annular steel connecting piece.
Further, still include the foundation beam, the bottom plate up end is provided with the pre-buried screw rod of a plurality of seconds, and is a plurality of the pre-buried screw rod of second sets the multirow along the radial of bottom plate, be provided with the second bolt hole on the foundation beam, second bolt hole and the pre-buried screw rod phase-match of every row of second, the foundation beam downside is installed on the bottom plate up end through the pre-buried screw rod of second, the foundation beam is close to the one end in the bottom plate centre of a circle and is installed on the cushion cap, the foundation beam is provided with the polylith, and polylith foundation beam circumference array is installed on the.
Further, the foundation beam is of a variable cross-section structure in the length direction, the upper end face of the foundation beam comprises a horizontal plane and an inclined plane, one end of the horizontal plane of the foundation beam is connected with the bearing platform, the second bolt holes are formed in the inclined plane, and the number of the foundation beams is not less than 4.
Further, the bearing platform is provided with an installation opening, the installation opening is matched with one end of the horizontal plane of the foundation beam, one end of the horizontal plane of the foundation beam is inserted into the installation opening and then combined with the bearing platform into a whole, the horizontal plane of the foundation beam is flush with the upper end face of the bearing platform, and the first embedded screw at the position of the installation opening is embedded at one end of the horizontal plane of the foundation beam and is uniformly arranged with the first embedded screw on the bearing platform.
Furthermore, a plurality of third embedded screws are further arranged on the bottom plate, the third embedded screws surround the axis of the bottom plate as the center to form a ring, a plurality of third bolt holes corresponding to the third embedded screws are arranged on the bearing platform, and the ring radius formed by the third bolt holes is smaller than that of the ring radius formed by the first embedded screws.
Further, the annular steel connecting piece includes pterygoid lamina, annular web, pterygoid lamina and adds the muscle rib under the annular, pterygoid lamina coaxial line setting under pterygoid lamina, annular web and the annular on the annular, add the muscle rib setting under pterygoid lamina and the annular between the pterygoid lamina, the one end of adding the muscle rib is connected perpendicularly on the outer wall of annular web.
Further, the diameter of the outer wall of the annular upper wing plate is smaller than that of the outer wall of the annular lower wing plate, the diameter of the inner wall of the annular upper wing plate is equal to that of the inner wall of the annular lower wing plate, and the reinforcing rib is in a right-angled trapezoid shape.
Further, the pterygoid lamina is gone up by the polylith convex wing plate module and is constituteed in the annular, the pterygoid lamina has polylith convex wing plate module down to constitute under the annular, the web comprises polylith convex web module, one go up pterygoid lamina module, a lower pterygoid lamina module and polylith and add the rib and constitute the connecting piece module, annular steel connecting piece is constituteed to polylith connecting piece module.
Furthermore, a plurality of fourth bolt holes are formed in the reinforcing ribs at two ends of the connecting piece module, the positions of the third bolt holes in different reinforcing ribs are corresponding, a plurality of fifth bolt holes and first bolt holes are formed in the upper wing plate module and the lower wing plate module respectively, the first bolt holes in the lower wing plate module are matched with the first screws in the bearing platform, the fifth bolt holes in the upper wing plate module correspond to the prefabricated screws in the upper tower structure, and the fourth bolt holes are formed in the adjacent reinforcing ribs of the adjacent connecting piece modules.
According to the above technical scheme, the utility model discloses compare with prior art and have following advantage: (1) except for the circular reinforced concrete bottom plate, all the components can be prefabricated in advance in a factory and are directly assembled on site, so that the construction is convenient and the production efficiency is high.
(2) The foundation beam and the annular bearing platform are both of a combined structure system such as steel reinforced concrete, compared with the traditional reinforced concrete structure, the foundation beam and the annular bearing platform have more obvious advantages, can resist larger load transmitted from the upper part, and are clear in force transmission path and reasonable in force bearing form; the required material dosage is lower under the same load.
(3) The transportation and installation of the connecting piece modules are convenient, the high-strength bolts are directly connected into the annular steel connecting pieces on site, the welding operation on site is avoided, and meanwhile, the construction difficulty is low and the speed is high.
(4) The prefabricated annular steel connecting piece is provided with the bolt holes, the upper tower barrel structure and the annular foundation bearing platform are connected with the prefabricated annular steel connecting piece through self pre-buried screws, the installation is simple, the construction is rapid, the whole construction period can be greatly shortened, the efficiency is improved, and the cost is saved.
(5) The foundation is connected by a large number of bolts, the components can be disassembled and replaced and reused, the cost can be greatly saved, the material using efficiency is improved, and meanwhile, the foundation is green and environment-friendly.
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 embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
FIG. 1 is a three-dimensional structure diagram of the assembly type wind power tower base of the present invention;
FIG. 2 is a three-dimensional structural view of an upper tower structure of the assembled wind power tower foundation of the present invention;
FIG. 3 is a three-dimensional structure diagram of a connecting piece module of the assembly type wind power tower base of the present invention;
FIG. 4 is a three-dimensional structure view of the upper wing plate module of the assembled wind power tower base of the present invention;
FIG. 5 is a three-dimensional structure diagram of a web of the assembled wind power tower foundation of the present invention;
FIG. 6 is a three-dimensional structure diagram of the foundation beam of the assembled wind power tower foundation of the present invention;
FIG. 7 is a three-dimensional structure diagram of the bottom plate of the assembled wind power tower foundation of the present invention;
FIG. 8 is a schematic view of a bearing platform of the assembly type wind power tower foundation of the present invention;
FIG. 9 is a partial schematic view of a bearing platform of the assembled wind power tower foundation of the present invention;
fig. 10 is a three-dimensional structure diagram of the lower wing plate module of the assembled wind power tower base of the present invention.
Reference numerals:
1-an upper tower structure; 2-ring-shaped steel connectors; 3-a foundation beam; 4-a cushion cap; 5-a bottom plate; 6-foundation piles; 21-an upper wing plate module; 22-a lower wing plate module; 23-a stiffener; 24-a web; 31-horizontal plane; 32-inclined plane; 33-second bolt hole; 41-a first pre-buried screw; 42-third bolt hole; 43-a mounting port; 51-a second embedded screw; 52-third pre-buried screw; 231-fourth bolt hole; 211-fifth bolt hole; 221-first bolt hole.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
Please refer to fig. 1-10, the utility model provides an assembled wind power tower cylinder basis, including bottom plate 5, cushion cap 4, foundation pile 6, annular steel connecting piece 2 and upper portion tower tube structure 1, the terminal surface is connected with foundation pile 6 under the bottom plate 5, foundation pile 6 is squeezed into the underground and is fixed, cushion cap 4 is installed on bottom plate 5, be provided with a plurality of first pre-buried screw rods 41 of evenly arranging on the cushion cap 4 up end, a plurality of first pre-buried screw rods 41 enclose the city annular around the axis of cushion cap 4, annular steel connecting piece 2 is installed on cushion cap 4 up end through first pre-buried screw rod 41, cushion cap 4 and the coaxial setting of annular steel connecting piece 2, upper portion tower tube structure 1 is installed on the up end of annular steel connecting piece 2. The components of the foundation are prefabricated and connected by bolts, and can be detached, replaced and reused, so that the material consumption is saved, and meanwhile, the foundation is green and environment-friendly; the foundation structure is convenient to transport, low in field installation difficulty and fast, construction efficiency is improved, and cost is saved. Except the circular reinforced concrete bottom plate 5, all the components can be prefabricated in advance in a factory and are directly assembled on site, so that the construction is convenient and the production efficiency is high. The foundation pile can be prefabricated in a factory and then directly driven into the ground in a construction site and then poured into the ground to be integrated with the bottom plate, or a reinforcement cage is directly poured after hole drilling is carried out on the site, and the foundation pile and the bottom plate of the bottom plate are poured into a whole.
As the further improvement of above-mentioned technical scheme, still include foundation beam 3, 5 up end of bottom plate is provided with the pre-buried screw rod 51 of a plurality of second, and is a plurality of the pre-buried screw rod 51 of second sets the multirow along bottom plate 5's radial, be provided with second bolt hole 33 on foundation beam 3, second bolt hole 33 and each row of pre-buried screw rod 51 phase-match of second, 3 downside of foundation beam are installed on 5 up end of bottom plate through the pre-buried screw rod 51 of second, foundation beam 3 is close to the one end in the 5 centre of a circle of bottom plate and is installed on cushion cap 4, foundation beam 3 is provided with the polylith, and 3 circumference arrays of polylith foundation beam are installed on bottom plate 5. The foundation beam 3 is arranged and fixed on the bearing platform 4 and the bottom plate 5 at the same time, so that the stress points of the bearing platform 4 and the bottom plate 5 are increased, and the stress strength of the foundation beam is increased.
As a further improvement of the above technical solution, the foundation beam 3 has a variable cross-section structure in the longitudinal direction, the upper end surface of the foundation beam 3 includes a horizontal surface 31 and an inclined surface 32, one end of the horizontal surface 31 of the foundation beam 3 is connected to the bearing platform 4, the second bolt holes 33 are arranged on the inclined surface 32, and the number of the foundation beams 3 is not less than 4. The foundation beam 3 is set to be of a variable cross-section structure, so that the volume and the weight of the foundation beam 3 are reduced, the material consumption of the foundation beam 3 is reduced, and the cost is saved.
As a further improvement of the above technical solution, the bearing platform 4 is provided with an installation port 43, the installation port 43 is matched with one end of the horizontal plane 31 of the foundation beam 3, one end of the horizontal plane 31 of the foundation beam 3 is inserted into the installation port 43 and then is cast and combined with the bearing platform 4 into a whole, the horizontal plane 31 of the foundation beam 3 is flush with the upper end surface of the bearing platform 4, and the first embedded screw 41 at the installation port 43 is embedded in one end of the horizontal plane 31 of the foundation beam 3 and is uniformly arranged with the first embedded screw 41 on the bearing platform 4. The bearing platform 4 is provided with an installation opening 43, and the foundation beam 3 and the bearing platform 4 are cast into a whole at the position of the installation opening 43. Preferably, a reinforcing steel bar is reserved at the position of the mounting opening 43, and a groove corresponding to the reinforcing steel bar image is reserved at the corresponding position of the foundation beam 3, so that the reinforcing steel bar and the foundation beam can be better combined into a whole after being poured. The foundation beam 3 and the annular bearing platform 4 both adopt a combined structure system such as steel reinforced concrete, compared with the traditional reinforced concrete structure, the composite reinforced concrete structure has more obvious advantages, can resist larger load transmitted from the upper part, and has clear force transmission path and reasonable stress form; the required material dosage is lower under the same load.
As a further improvement of the above technical solution, the bottom plate 5 is further provided with a plurality of third pre-embedded screws 52, the plurality of third pre-embedded screws 52 surround the axis of the bottom plate 5 as a center to form a ring, the bearing platform 4 is provided with a plurality of third bolt holes 42 corresponding to the third pre-embedded screws 52, and a ring radius surrounded by the third bolt holes 42 is smaller than a ring radius surrounded by the first pre-embedded screws 41. The third bolt holes 42 are formed in the inner ring of the bearing platform 4 and used for connecting the bearing platform 4 with the bottom plate 5, the first embedded screws 41 are embedded in the outer ring of the bearing platform 4 and connected with the annular steel connecting piece 2, and the third embedded screws 52 are located inside the annular steel connecting piece 2, so that interference is prevented, or nuts are not convenient to install.
As a further improvement of the above technical solution, the annular steel connector 2 includes an annular upper wing plate, an annular web 24, an annular lower wing plate, and a rib, the annular upper wing plate, the annular web 24 and the annular lower wing plate are coaxially disposed, the rib is disposed between the annular upper wing plate and the annular lower wing plate, and one end of the rib is vertically connected to the outer wall of the annular web 24.
As a further improvement of the above technical solution, the diameter of the outer wall of the annular upper wing plate is smaller than the diameter of the outer wall of the annular lower wing plate, the diameter of the inner wall of the annular upper wing plate is equal to the diameter of the inner wall of the annular lower wing plate, and the reinforcing rib is in a right-angled trapezoidal shape. The cross section of the annular steel connecting piece 2 is set to be a trapezoid structure, so that the material consumption is reduced while the strength requirement is met.
As a further improvement of the above technical solution, the annular upper wing plate is composed of a plurality of circular arc upper wing plate modules 21, the annular lower wing plate is composed of a plurality of circular arc lower wing plate modules 22, the web 24 is composed of a plurality of circular arc web plates 24, one upper wing plate module 21, one lower wing plate module 22 and a plurality of reinforcing ribs form a connecting piece module, and the plurality of connecting piece modules form the annular steel connecting piece 2. The annular steel connecting piece 2 is convenient to transport in sections by setting a plurality of connecting piece modules, and the high-strength bolts are directly connected into the prefabricated annular steel connecting piece 2 on site, so that the welding operation on site is avoided, and meanwhile, the construction difficulty is low and the speed is high.
As a further improvement of the above technical solution, a plurality of fourth bolt holes 231 are formed in the reinforcing ribs at two ends of the connector module, the positions of the third bolt holes 42 in different reinforcing ribs correspond to each other, a plurality of fifth bolt holes 211 and first bolt holes 221 are respectively formed in the upper wing plate module 21 and the lower wing plate module 22, the first bolt holes 221 in the lower wing plate module 22 are matched with the first screws on the bearing platform 4, the fifth bolt holes 211 in the upper wing plate module 21 correspond to the prefabricated screws on the upper tower structure 1, and the fourth bolt holes 231 are formed in the adjacent reinforcing ribs of the adjacent connector modules. The bolt holes are reserved in the prefabricated annular steel connecting pieces 2, the upper tower barrel structure 1 and the annular foundation bearing platform 4 are connected with the prefabricated annular steel connecting pieces 2 through self pre-buried screws, the installation is simple, the construction is rapid, the whole construction period can be greatly shortened, the efficiency is improved, and the cost is saved. The first pre-buried screw 41, the second pre-buried screw 51 and the third pre-buried screw 52 are respectively welded with the steel bars in the reinforced concrete at the corresponding positions.
The manufacturing method of the assembly type wind power tower cylinder foundation comprises the following steps:
s1, completing the foundation pile 6 in a factory, pre-burying screws on the upper tower structure 1 and the bearing platform 4 according to requirements and completing component processing, and reserving a second bolt hole 33 and a pre-buried first pre-buried screw 41 on the foundation beam 3 according to requirements and completing component processing;
s2, finishing the upper wing plate module 21, the lower wing plate module 22 and the stiffening ribs 23 in a factory, reserving a second bolt hole 33, a first bolt hole 221 and a fourth bolt hole 231 as required, then welding and bottling the upper wing plate module 21, the lower wing plate module 22 and the stiffening ribs 23 to form a connecting piece module, and reserving the fourth bolt hole 231 on the first block and the last stiffening rib 23 on the connecting frame module;
s3, completing construction of the foundation pile 6 on site, driving the foundation pile 6 into the ground for fastening, completing construction of embedding the second embedded screw 51 according to requirements, and finally casting the circular reinforced concrete bottom plate 5 in situ to enable the concrete bottom plate 5 and the foundation pile 6 to form a whole;
s4, enabling the second embedded screw 51 on the bottom plate 5 to penetrate through a second bolt hole 33 reserved on the foundation beam 3 to enable the second embedded screw and the foundation beam to be connected, and fixing the second embedded screw and the foundation beam by using a nut;
s5, mounting the bearing platform 4 on the bottom plate 5, enabling the bearing platform 4 and the bottom plate 5 to be coaxial, mounting the foundation beam 3 on the mounting port 43 of the bearing platform 4, fixing the foundation beam to the bottom plate 5 through the second embedded screw 51, and connecting the foundation beam 3 and the bearing platform 4 into a whole by pouring concrete in situ through the joint of the foundation beam 3 and the mounting port 43;
s6, mounting a plurality of connector modules on the bearing platform 4 to form an annular rigid connector, fastening the annular rigid connector on the bearing platform 4 through nuts, and connecting and fastening adjacent connector modules through bolts;
s7, enabling the embedded screw on the upper tower barrel structure 1 to penetrate through a fifth bolt hole 211 reserved in the annular upper wing plate and be fixed to the annular steel connecting piece 2 through nuts, and completing the whole construction process.
In the construction process on site, bolts are mostly adopted for installation and connection, and the components can be detached, replaced and reused, so that the material consumption is saved, and meanwhile, the method is green, environment-friendly and environment-friendly; the construction method has the advantages of low on-site installation difficulty, quick construction, improvement of construction efficiency, cost saving and very wide engineering application prospect.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.
Claims (9)
1. The utility model provides an assembled wind power tower cylinder basis which characterized in that: including bottom plate (5), cushion cap (4), foundation pile (6), annular steel connecting piece (2) and upper portion tower tube structure (1), the terminal surface is connected with foundation pile (6) under bottom plate (5), foundation pile (6) are squeezed into the underground and are fixed, install on bottom plate (5) cushion cap (4), be provided with a plurality of first pre-buried screw rods (41) of evenly arranging on cushion cap (4) up end, a plurality of first pre-buried screw rods (41) enclose the city annular around the axis of cushion cap (4), install on cushion cap (4) up end through first pre-buried screw rod (41) annular steel connecting piece (2), cushion cap (4) and the coaxial setting of annular steel connecting piece (2), install on the up end of annular steel connecting piece (2) upper portion tower tube structure (1).
2. The assembled wind tower foundation of claim 1, wherein: still include foundation beam (3), bottom plate (5) up end is provided with a plurality of second embedded screw rods (51), and is a plurality of second embedded screw rods (51) radially set to the multirow along bottom plate (5), be provided with second bolt hole (33) on foundation beam (3), second bolt hole (33) and each row of second embedded screw rod (51) phase-match, install on bottom plate (5) up end through second embedded screw rod (51) foundation beam (3) downside, foundation beam (3) are close to the one end in bottom plate (5) the centre of a circle and are installed on cushion cap (4), foundation beam (3) are provided with the polylith, and polylith foundation beam (3) circumference array is installed on bottom plate (5).
3. The assembled wind tower foundation of claim 2, wherein: foundation beam (3) are variable cross section structure on length direction, the up end of foundation beam (3) includes horizontal plane (31) and inclined plane (32), horizontal plane (31) one end and cushion cap (4) of foundation beam (3) are connected, second bolt hole (33) set up on inclined plane (32), foundation beam (3) are no less than 4.
4. The assembled wind tower foundation of claim 3, wherein: be provided with installing port (43) on cushion cap (4), installing port (43) with horizontal plane (31) one end phase-match of foundation beam (3), horizontal plane (31) one end of foundation beam (3) is inserted behind installing port (43) and is combined as an organic wholely with cushion cap (4), horizontal plane (31) of foundation beam (3) flushes with the up end of cushion cap (4), the pre-buried first pre-buried screw rod (41) of installing port (43) position is pre-buried at horizontal plane (31) one end of foundation beam (3) and evenly set up with first pre-buried screw rod (41) on cushion cap (4).
5. The assembled wind tower foundation of claim 2, wherein: the base plate (5) is further provided with a plurality of third embedded screws (52), the third embedded screws (52) surround the axis of the base plate (5) to form a ring, the bearing platform (4) is provided with a plurality of third bolt holes (42) corresponding to the third embedded screws (52), and the ring radius surrounded by the third bolt holes (42) is smaller than the ring radius surrounded by the first embedded screws (41).
6. The assembled wind tower foundation of claim 1, wherein: the annular steel connecting piece (2) comprises an annular upper wing plate, an annular web plate (24), an annular lower wing plate and a rib, wherein the annular upper wing plate, the annular web plate (24) and the annular lower wing plate are coaxially arranged, the rib is arranged between the annular upper wing plate and the annular lower wing plate, and one end of the rib is perpendicularly connected to the outer wall of the annular web plate (24).
7. The assembled wind tower foundation of claim 6, wherein: the diameter of the outer wall of the annular upper wing plate is smaller than that of the outer wall of the annular lower wing plate, the diameter of the inner wall of the annular upper wing plate is equal to that of the inner wall of the annular lower wing plate, and the reinforcing rib is in a right-angled trapezoid shape.
8. The assembled wind tower foundation of claim 7, wherein: the pterygoid lamina is gone up by the polylith circular arc and is become pterygoid lamina module (21), the pterygoid lamina has the circular arc lower pterygoid lamina module of polylith (22) to form under the annular, web (24) comprise polylith circular arc web (24) module, one go up pterygoid lamina module (21), a lower pterygoid lamina module (22) and polylith ribbing and constitute the connecting piece module, annular steel connecting piece (2) are constituteed to polylith connecting piece module.
9. The assembled wind tower foundation of claim 8, wherein: the connecting piece module is characterized in that a plurality of fourth bolt holes (231) are formed in the reinforcing ribs at two ends of the connecting piece module, the positions of the third bolt holes (42) in different reinforcing ribs are corresponding, a plurality of fifth bolt holes (211) and first bolt holes (221) are respectively formed in the upper wing plate module (21) and the lower wing plate module (22), the first bolt holes (221) in the lower wing plate module (22) are matched with first screw rods in the bearing platform (4), the fifth bolt holes (211) in the upper wing plate module (21) are corresponding to prefabricated screw rods in the upper tower drum structure (1), and the fourth bolt holes (231) are formed in adjacent reinforcing ribs of adjacent connecting piece modules.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022800979.4U CN213684403U (en) | 2020-11-27 | 2020-11-27 | Assembled wind power tower cylinder basis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022800979.4U CN213684403U (en) | 2020-11-27 | 2020-11-27 | Assembled wind power tower cylinder basis |
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| Publication Number | Publication Date |
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| CN213684403U true CN213684403U (en) | 2021-07-13 |
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| CN202022800979.4U Active CN213684403U (en) | 2020-11-27 | 2020-11-27 | Assembled wind power tower cylinder basis |
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| CN (1) | CN213684403U (en) |
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2020
- 2020-11-27 CN CN202022800979.4U patent/CN213684403U/en active Active
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