CN217002152U - Wind power hybrid tower - Google Patents
Wind power hybrid tower Download PDFInfo
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- CN217002152U CN217002152U CN202220655635.5U CN202220655635U CN217002152U CN 217002152 U CN217002152 U CN 217002152U CN 202220655635 U CN202220655635 U CN 202220655635U CN 217002152 U CN217002152 U CN 217002152U
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Abstract
The utility model discloses a wind power hybrid tower cylinder which comprises a steel conversion section, a concrete tower cylinder, a steel backing ring and a plurality of fasteners, wherein the steel backing ring is provided with a plurality of first connecting holes and a plurality of second connecting holes, and a prefabricated member at the top end is provided with a first through hole and a second through hole; a plurality of first mounting holes and a plurality of second mounting holes have been seted up to the bottom of steel conversion section, and first mounting hole, first through-hole and first connecting hole are used for wearing to establish the stranded conductor, and the fastener passes behind second mounting hole, second through-hole and the second connecting hole and installs steel conversion section, steel backing ring and top prefab together. The wind power hybrid tower barrel provided by the utility model effectively ensures the structural stability of the pre-stressed tension steel conversion section in the construction process of the wind power hybrid tower barrel, avoids the crack caused by the separation of the steel conversion section and the top surface of the concrete tower barrel, ensures the structural safety of the wind power hybrid tower barrel, and avoids safety accidents.
Description
Technical Field
The utility model relates to the technical field of wind power towers, in particular to a wind power hybrid tower.
Background
The development of the ultra-high type wind power hybrid tower cylinder becomes an important direction for the development of wind energy, and different from the conventional wind power tower cylinder, the ultra-high type hybrid tower cylinder adopts a structural form that an upper steel tower cylinder section is connected with a lower concrete tower cylinder section through a middle conversion section.
In the prior art, a wind power hybrid tower barrel comprises a steel conversion section and a concrete tower barrel, and the steel conversion section and the concrete tower barrel are generally connected with a foundation through a prestressed anchor. Although through applying prestressing force, can make the top surface zonulae occludens of steel conversion section bottom and concrete tower section of thick bamboo section, under extreme load and normal operating load effect, still can produce the crack on the contact surface, this will seriously influence the safety and the stability of wind-powered electricity generation hybrid tower section of thick bamboo structure. Moreover, because the cross operation is frequent in the construction process of the hybrid tower, if the construction of the prestressed steel strands is delayed, the steel conversion section and the concrete tower section are in a non-connection state, and the structural stability of the wind power hybrid tower cannot be ensured only by the static friction force generated by the gravity of the steel conversion section, so that the steel conversion section is overturned, and safety accidents are caused.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims to provide a wind power hybrid tower barrel, so as to effectively ensure the structural stability of a steel conversion section before prestress tension in the construction process of the wind power hybrid tower barrel, avoid the steel conversion section from being separated from the top surface of a concrete tower barrel to generate cracks, ensure the structural safety of the wind power hybrid tower barrel, and avoid causing safety accidents.
Based on the purpose, the utility model provides a wind power hybrid tower cylinder, which comprises a steel conversion section, a concrete tower cylinder, a steel backing ring and a plurality of fasteners, wherein: the concrete tower barrel comprises a top prefabricated part, the steel backing ring is covered and installed on the top end face of the top prefabricated part, a plurality of first connecting holes and a plurality of second connecting holes are formed in the steel backing ring and circumferentially arranged along the steel backing ring, the first connecting holes and the second connecting holes are sequentially arranged at intervals, first through holes and second through holes are formed in the top prefabricated part and circumferentially arranged along the top end face and penetrate through the top prefabricated part in the axial direction, the first through holes and the first connecting holes are arranged in a one-to-one correspondence mode, and the second through holes and the second connecting holes are arranged in a one-to-one correspondence mode; the bottom of the steel conversion section is provided with a plurality of first mounting holes and a plurality of second mounting holes which are arranged along the circumferential direction of the bottom, the plurality of first mounting holes and the plurality of first connecting holes are arranged in a one-to-one correspondence manner, the plurality of second mounting holes and the plurality of second connecting holes are arranged in a one-to-one correspondence manner, the first connecting hole, the first through hole and the first mounting hole have the same aperture and are concentrically arranged, the second connecting holes, the second through holes and the second mounting holes have the same aperture and are concentrically arranged, the plurality of fasteners and the plurality of second connecting holes are arranged in a one-to-one correspondence manner, the first mounting hole, the first through hole and the first connecting hole are used for penetrating a stranded wire, and the steel conversion section, the steel backing ring and the top prefabricated member are mounted together after the fastener penetrates through the second mounting hole, the second through hole and the second connecting hole.
Optionally, the fastener includes the screw rod and with two nuts of supporting use of screw rod, the screw rod passes in proper order behind the second connecting hole, the second through-hole and the second mounting hole, two the nut will in proper order the both ends of screw rod are fixed respectively the bottom with on the bottom terminal surface of top prefab.
Optionally, the wind power hybrid tower cylinder further comprises an anchor ring, the stranded wire comprises a first end and a second end, the first end sequentially penetrates through the first connecting hole, the first through hole, the first mounting hole and the penetrating hole in the anchor ring, the first end is fixed on the bottom, and the second end is installed on the fan foundation.
Optionally, the wind power hybrid tower further comprises an anti-corrosion protective cap, and the anti-corrosion protective cap is detachably sleeved on the first end and the outer side of the anchor ring.
Optionally, the anti-corrosion protection cap is installed at the first end and outside the anchor ring in a threaded sleeve manner.
Optionally, the top prefabricated member is poured in a reverse pouring mode.
Optionally, the stranded wire is a steel stranded wire.
The utility model provides a wind power hybrid tower drum, which comprises a steel conversion section, a concrete tower drum, a steel backing ring and a plurality of fasteners, wherein a first mounting hole, a first through hole and a first connecting hole are used for penetrating a stranded wire, the steel conversion section, the steel backing ring and a top prefabricated part are mounted together after the fasteners penetrate through a second mounting hole, a second through hole and a second connecting hole, so that the steel conversion section and the concrete tower drum are mounted together by using the fasteners, the structural stability of the steel conversion section before prestress tension of the wind power hybrid tower drum in the construction process is ensured, when a crack is generated on a contact surface of the steel conversion section after the wind power hybrid tower drum in the later stage is subjected to the action of extreme load in the use process, the horizontal shearing force generated by the extreme load can be firstly borne by the fasteners, the occurrence of the horizontal shearing force borne by the stranded wire is avoided, and the crack generated when the top surface of the steel conversion section and the concrete tower drum is separated is avoided, the structural safety of the wind power hybrid tower cylinder is guaranteed, and safety accidents are avoided.
Drawings
The objects and advantages of the present invention will be understood by the following detailed description of the preferred embodiments of the utility model, taken in conjunction with the accompanying drawings, in which:
FIG. 1 is a schematic structural diagram of a wind power hybrid tower according to an embodiment of the utility model;
FIG. 2 is a schematic top structure view of a wind power hybrid tower according to an embodiment of the utility model;
FIG. 3 is a partial cross-sectional view of a wind hybrid tower at A-A in accordance with an embodiment of the present invention;
FIG. 4 is a partial cross-sectional view of a wind power hybrid tower at B-B in accordance with an embodiment of the present invention.
Description of reference numerals:
1: a steel conversion section; 2: a top preform; 3: a steel backing ring; 4: a screw; 5: a nut; 6: stranding; 7: a first end; 8: a second end; 9: an anchor ring; 10: an anticorrosion protective cap; 11: the bottom of the steel conversion section; 12: a top end surface.
Detailed Description
The present invention will be described in detail with reference to examples. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
As shown in fig. 1 to 4, the wind power hybrid tower provided by the present invention includes a steel conversion section 1, a concrete tower, a steel backing ring 3, and a plurality of fasteners, wherein: the concrete tower cylinder comprises a top prefabricated part 2, a steel backing ring 3 is covered and installed on a top end face 12 of the top prefabricated part 2, a plurality of first connecting holes and a plurality of second connecting holes which are circumferentially arranged along the steel backing ring 3 are formed in the steel backing ring 3, the first connecting holes and the second connecting holes are sequentially arranged at intervals, first through holes and second through holes which are circumferentially arranged along the top end face 12 and penetrate through the top prefabricated part 2 in the axial direction are formed in the top prefabricated part 2, the first through holes and the first connecting holes are arranged in a one-to-one correspondence mode, and the second through holes and the second connecting holes are arranged in a one-to-one correspondence mode; a plurality of first mounting holes and a plurality of second mounting holes of circumference range along the bottom are seted up to bottom 11 of steel conversion section, a plurality of first mounting holes and a plurality of first connecting hole one-to-ones setting, a plurality of second mounting holes and a plurality of second connecting hole one-to-ones setting, first connecting hole, first through-hole and first mounting hole have the same aperture and set up with one heart, the second connecting hole, second through-hole and second mounting hole have the same aperture and set up with one heart, a plurality of fasteners and a plurality of second connecting hole one-to-ones setting, first mounting hole, first through-hole and first connecting hole are used for wearing to establish stranded conductor 6, the fastener passes the second mounting hole, with steel conversion section 1 behind second through-hole and the second connecting hole, steel backing ring 3 and top prefab 2 are installed together.
It should be noted that: the number of the stranded wires 6 can be multiple, and the aperture sizes of the first mounting holes, the first through holes and the first connecting holes are determined according to the number of the stranded wires 6 to be penetrated; the aperture sizes of the second mounting hole, the second through hole and the second connecting hole are determined according to the size of the passing fastener; the steel backing ring 3 is used for uniformly bearing the load of the upper steel conversion section 1 and transmitting the load to the lower concrete tower barrel, so that the phenomenon of stress concentration is avoided.
The utility model provides a wind power hybrid tower cylinder, which comprises a steel conversion section 1, a concrete tower cylinder, a steel backing ring 3 and a plurality of fasteners, wherein a first mounting hole, a first through hole and a first connecting hole are used for penetrating a stranded wire 6, the steel conversion section 1, the steel backing ring 3 and a top prefabricated part 2 are mounted together after the fasteners penetrate through a second mounting hole, a second through hole and a second connecting hole, so that the steel conversion section 1 and the concrete tower cylinder are mounted together by using the fasteners, the structural stability of the steel conversion section 1 before prestress tensioning in the construction process of the wind power hybrid tower cylinder is ensured, when a crack is generated on a contact surface of the steel conversion section 1 after the wind power hybrid tower cylinder in the later stage is subjected to an extreme load in the use process, the horizontal shearing force generated by the extreme load can be borne by the fasteners firstly, so that the stranded wire 6 is prevented from bearing the horizontal shearing force, and the steel conversion section 1 is prevented from being separated from the top surface of the concrete tower barrel to generate cracks, the structural safety of the wind power hybrid tower barrel is ensured, and safety accidents are avoided.
As shown in fig. 4, the fastening member includes a screw rod 4 and two nuts 5 used in cooperation with the screw rod 4, and after the screw rod 4 sequentially passes through the second connecting hole, the second through hole and the second mounting hole, the two nuts 5 sequentially fix two ends of the screw rod 4 on the bottom end surfaces of the bottom and top prefabricated members 2 respectively. In this embodiment, screw rod 4 and nut 5's cooperation are used, and convenient operation has improved the convenient operation nature of wind power hybrid tower section of thick bamboo.
As shown in fig. 3, the wind power hybrid tower further includes an anchor ring 9, the stranded wire 6 includes a first end 7 and a second end 8, the first end 7 is fixed on the bottom after sequentially passing through the first connecting hole, the first through hole, the first mounting hole and the through hole of the anchor ring 9, and the second end 8 is installed on the fan foundation. It should be noted that: the wind turbine foundation is an existing component. In this embodiment, the model of anchor ring 9 can wear to establish fixed stranded conductor 6's quantity as required and decide, and the number one-to-one of the perforation on the anchor ring 9 and stranded conductor 6 promptly, after stranded conductor 6 passed the perforation on the anchor ring 9, reuse high strength alloy steel wedge anchor clamps to press from both sides stranded conductor 6 tightly on anchor ring 9, improved the structural stability of wind power hybrid tower section of thick bamboo.
As shown in FIG. 3, the hybrid wind power tower further includes an anti-corrosion protection cap 10, and the anti-corrosion protection cap 10 is detachably sleeved on the first end 7 and the outer side of the anchor ring 9. In this embodiment, the anti-corrosion protective cap 10 prevents the stranded wire 6 and the anchor ring 9 sleeved in the anti-corrosion protective cap from being corroded by the external environment, and the service life of the wind power hybrid tower cylinder is prolonged.
In an embodiment of the utility model, the top prefabricated part 2 is poured in a reverse pouring mode. The top prefabricated part 2 is poured in a reverse pouring mode, so that the top prefabricated part 2 is easy to remove a mold; on the other hand, the stress ratio after pouring is better, so that the later-stage steel backing ring 3 and the steel conversion section 1 are convenient to install, and the installation convenience of the wind power hybrid tower cylinder is improved.
In an embodiment of the present invention, the stranded wire 6 is a steel stranded wire 6. The steel strand 6 is durable, and the service life of the wind power hybrid tower cylinder is prolonged.
The utility model provides a wind power hybrid tower cylinder, which comprises a steel conversion section 1, a concrete tower cylinder, a steel backing ring 3 and a plurality of fasteners, wherein a first mounting hole, a first through hole and a first connecting hole are used for penetrating a stranded wire 6, the steel conversion section 1, the steel backing ring 3 and a top prefabricated part 2 are mounted together after the fasteners penetrate through a second mounting hole, a second through hole and a second connecting hole, so that the steel conversion section 1 and the concrete tower cylinder are mounted together by using the fasteners, the structural stability of the steel conversion section 1 before prestress tensioning in the construction process of the wind power hybrid tower cylinder is ensured, when a crack is generated on a contact surface of the steel conversion section 1 after the wind power hybrid tower cylinder in the later stage is subjected to an extreme load in the use process, the horizontal shearing force generated by the extreme load can be borne by the fasteners firstly, so that the stranded wire 6 is prevented from bearing the horizontal shearing force, and the steel conversion section 1 is prevented from being separated from the top surface of the concrete tower barrel to generate cracks, the structural safety of the wind power hybrid tower barrel is ensured, and safety accidents are avoided.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (7)
1. The utility model provides a wind-powered electricity generation hybrid tower section of thick bamboo which characterized in that, includes steel changeover portion, concrete tower section of thick bamboo, steel backing ring, a plurality of fastener, wherein:
the concrete tower barrel comprises a top prefabricated part, the steel backing ring is covered and installed on the top end face of the top prefabricated part, a plurality of first connecting holes and a plurality of second connecting holes are formed in the steel backing ring and circumferentially arranged along the steel backing ring, the first connecting holes and the second connecting holes are sequentially arranged at intervals, first through holes and second through holes are formed in the top prefabricated part and circumferentially arranged along the top end face and penetrate through the top prefabricated part in the axial direction, the first through holes and the first connecting holes are arranged in a one-to-one correspondence mode, and the second through holes and the second connecting holes are arranged in a one-to-one correspondence mode;
the bottom of the steel conversion section is provided with a plurality of first mounting holes and a plurality of second mounting holes which are arranged along the circumferential direction of the bottom, the plurality of first mounting holes and the plurality of first connecting holes are arranged in a one-to-one correspondence manner, the plurality of second mounting holes and the plurality of second connecting holes are arranged in a one-to-one correspondence manner, the first connecting hole, the first through hole and the first mounting hole have the same aperture and are concentrically arranged, the second connecting holes, the second through holes and the second mounting holes have the same aperture and are concentrically arranged, the plurality of fasteners and the plurality of second connecting holes are arranged in a one-to-one correspondence manner, the first mounting hole, the first through hole and the first connecting hole are used for penetrating a stranded wire, and the steel conversion section, the steel backing ring and the top prefabricated member are mounted together after the fastener penetrates through the second mounting hole, the second through hole and the second connecting hole.
2. The hybrid wind power tower as claimed in claim 1, wherein the fastening member includes a threaded rod and two nuts used in cooperation with the threaded rod, the threaded rod sequentially passes through the second connecting hole, the second through hole and the second mounting hole, and then the two nuts sequentially fix two ends of the threaded rod on the bottom end faces of the bottom portion and the top end prefabricated member respectively.
3. The hybrid wind-power tower as claimed in claim 2, further comprising an anchor ring, wherein the stranded wire comprises a first end and a second end, the first end is fixed on the bottom after sequentially passing through the first connecting hole, the first through hole, the first mounting hole and the through hole of the anchor ring, and the second end is mounted on a fan foundation.
4. The hybrid wind-power tower as claimed in claim 3, further comprising an anti-corrosion protective cap detachably mounted on the first end and outside the anchor ring.
5. The hybrid wind power tower as claimed in claim 4, wherein the corrosion protection cap is threadedly mounted on the first end and outside the anchor ring.
6. The wind power hybrid tower of claim 5, wherein the top prefabricated component is cast in a back-cast manner.
7. The wind power hybrid tower of claim 6, wherein the strands are steel strands.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220655635.5U CN217002152U (en) | 2022-03-24 | 2022-03-24 | Wind power hybrid tower |
| ZA2023/03149A ZA202303149B (en) | 2022-03-24 | 2023-02-28 | A hybrid wind turbine tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220655635.5U CN217002152U (en) | 2022-03-24 | 2022-03-24 | Wind power hybrid tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217002152U true CN217002152U (en) | 2022-07-19 |
Family
ID=82372806
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220655635.5U Active CN217002152U (en) | 2022-03-24 | 2022-03-24 | Wind power hybrid tower |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN217002152U (en) |
| ZA (1) | ZA202303149B (en) |
-
2022
- 2022-03-24 CN CN202220655635.5U patent/CN217002152U/en active Active
-
2023
- 2023-02-28 ZA ZA2023/03149A patent/ZA202303149B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| ZA202303149B (en) | 2023-05-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230505 Address after: Room 1201, Ganjiakou Building, No. 17 Sanlihe Road, Haidian District, Beijing, 100080 Patentee after: Sinoma overseas technology development Co.,Ltd. Address before: 100037 12 / F, Ganjiakou building, 17 Sanlihe Road, Haidian District, Beijing Patentee before: SINOMA OVERSEAS DEVELOPMENT CO.,LTD. |