CN218970425U - Reinforcing ring connection structure of novel steel tower structure - Google Patents

Reinforcing ring connection structure of novel steel tower structure Download PDF

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Publication number
CN218970425U
CN218970425U CN202223316918.6U CN202223316918U CN218970425U CN 218970425 U CN218970425 U CN 218970425U CN 202223316918 U CN202223316918 U CN 202223316918U CN 218970425 U CN218970425 U CN 218970425U
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China
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steel tower
reinforcing ring
net shell
cylindrical steel
tower net
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CN202223316918.6U
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黄道元
王庆伟
祝建明
苏群山
张永庆
段常智
张艳意
董新红
高磊
时礼
董长民
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Henan DR Construction Group Steel Structure Co ltd
Henan DR Construction Group Co Ltd
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Henan DR Construction Group Steel Structure Co ltd
Henan DR Construction Group Co Ltd
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/70Wind energy
    • Y02E10/72Wind turbines with rotation axis in wind direction

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Abstract

The utility model discloses a reinforcing ring connection structure of a novel steel tower structure, which comprises a cylindrical steel tower net shell, a hollow round table-shaped lower part and a plurality of flexible reinforcing ring structures, wherein the hollow round table-shaped lower part is positioned below the cylindrical steel tower net shell, the cylindrical steel tower net shell consists of triangular steel tower net shell units, and the plurality of flexible reinforcing ring structures are arranged along the height direction of the cylindrical steel tower net shell at intervals by a plurality of triangular steel tower net shell units; the cylindrical steel tower net shell is internally provided with a rigid reinforcing ring, the rigid reinforcing ring is provided with a pull rod, and two ends of the pull rod are respectively connected with one end of the rigid reinforcing ring, which is far away from the cylindrical steel tower net shell, and a connecting node of the triangular unit of the steel tower net shell, which is positioned above the rigid reinforcing ring. The flexible reinforcing ring structure and the rigid reinforcing ring structure are arranged on the inner side of the steel tower structure to replace the traditional truss type reinforcing ring structure, so that the hoisting operation on a construction site and the workload of high-altitude assembly are greatly reduced, and the problem of low assembly precision is avoided.

Description

Reinforcing ring connection structure of novel steel tower structure
Technical Field
The utility model belongs to the technical field of structural engineering, and particularly relates to a reinforcing ring connection structure of a novel steel tower structure.
Background
The natural ventilation heat dissipation system is a large-scale cooling structure widely used for power plants, and can generate a large amount of waste heat in the power generation process. With the gradual progress of the heat dissipation system support structure toward large-scale, the traditional reinforced concrete structure is gradually replaced by the heat dissipation system support structure with an all-steel structure. Advantages of the steel structure heat dissipation support structure include: the strength is high, the structure weight is light, and the earthquake resistance is excellent; the factory prefabrication assembly can be realized, and the quality of the structure is ensured; the construction difficulty is reduced, the construction quality can be ensured, and the construction period is short.
However, the horizontal rigidity and stability of the supporting structure of the steel structure heat dissipation system are inferior to those of the supporting structure of concrete, so that a reinforcing ring structure is required to be arranged at the weak link of the steel tower, the existing reinforcing ring structure is mostly in a truss structure, but the existing reinforcing ring structure has various problems, including large steel consumption for the reinforcing ring structure, relatively high manufacturing cost, large assembly workload of parts, high installation and positioning difficulty, sensitivity to manufacturing and construction errors, serious influence on construction progress and quality and even threat to the safety of the whole structure. Therefore, aiming at the problems of the prior part reinforcing ring structure, a new reinforcing ring connecting structure of a novel steel tower structure which can meet the requirements of low cost and convenient and quick installation is needed to be provided.
Disclosure of Invention
The utility model provides a novel reinforcing ring connection structure of a steel tower structure aiming at the problems, which is simple and convenient in construction, easy to install, small in steel consumption and good in economical efficiency.
In order to achieve the above purpose, the technical scheme adopted by the utility model is that the reinforcing ring connection structure of the novel steel tower structure comprises a cylindrical steel tower net shell, a hollow round platform-shaped lower part and a plurality of flexible reinforcing ring structures, wherein the hollow round platform-shaped lower part is positioned below the cylindrical steel tower net shell, the cylindrical steel tower net shell consists of triangular steel tower net shell units, and the plurality of flexible reinforcing ring structures are arranged along the height direction of the cylindrical steel tower net shell at intervals by a plurality of triangular steel tower net shell units; the cylindrical steel tower net shell is internally provided with a rigid reinforcing ring, the rigid reinforcing ring is provided with a pull rod, and two ends of the pull rod are respectively connected with one end of the rigid reinforcing ring, which is far away from the cylindrical steel tower net shell, and a connecting node of the triangular unit of the steel tower net shell, which is positioned above the rigid reinforcing ring.
Preferably, the rigid reinforcing ring is located at the junction of the cylindrical steel tower net shell and the hollow truncated cone-shaped lower part.
Preferably, the flexible reinforcing ring structure is composed of a plurality of closed polygonal inhaul cable structures, each closed polygonal inhaul cable structure is composed of a plurality of opposite-pull steel cables which are sequentially connected end to end, and two ends of each opposite-pull steel cable are respectively arranged on connecting nodes of the triangular units of the steel tower net shell.
Preferably, the ends of the tensile steel cords of each layer of flexible reinforcing ring construction are uniformly disposed along the circumference of the cylindrical steel tower net shell.
Preferably, the closed polygon inhaul cable structure is a regular polygon.
Preferably, the closed polygonal inhaul cable structure is square.
Preferably, the ends of the opposite-pulling steel cables are connected to the node plates through cable head anchors, and the node plates are fixed to the cylindrical steel tower net shell through tension connecting rods.
The pull rod can be of H-shaped steel section, angle steel section or steel pipe section and the like. The opposite-pulling steel rope can be of the type of steel wire bundles, steel stranded wires or steel wire ropes.
The utility model has the beneficial effects that: according to the novel reinforcing ring connection structure of the steel tower structure, the flexible reinforcing ring structure and the rigid reinforcing ring structure are arranged on the inner side of the steel tower structure to replace the traditional truss type reinforcing ring structure, so that the hoisting operation of a construction site and the workload of high-altitude assembly are greatly reduced, and the problem of low assembly precision is solved. The reinforcing ring is connected with the steel tower barrel by high-strength bolts, and the rotating bearing is connected with the steel tower barrel to replace the traditional connection mode of full-height welding, so that the workload of high-height welding on a construction site is greatly reduced, and the problem of uncontrollable field welding quality is avoided. And the high-strength bolts are connected with the rotating bearings, so that the connection strength can be formed quickly, the construction period of the site is shortened greatly, and the labor cost of the site and the use cost of hoisting machinery are reduced.
Drawings
FIG. 1 is a three-dimensional global schematic of a novel heat dissipation system support structure;
FIG. 2 is a schematic view of a rigid reinforcing ring structure;
FIG. 3 is a schematic view of the connection configuration of the rigid reinforcing ring to the cylindrical steel tower shell;
FIG. 4 is a schematic diagram of the connection structure of the rigid reinforcing ring and the cylindrical steel tower net shell;
FIG. 5 is a schematic view of a flexible stiffener ring structure;
fig. 6 is a schematic view of the connection structure of the flexible reinforcing ring and the cylindrical steel tower net shell.
Detailed Description
The following describes the embodiment of the present utility model in detail with reference to the drawings. While making the advantages of the present utility model clearer and more readily understood by way of illustration.
As shown in fig. 1-5, a reinforcing ring connection structure of a novel steel tower structure comprises a cylindrical steel tower net shell 1, a hollow round table-shaped lower part 7 and a plurality of flexible reinforcing ring structures 2, wherein the hollow round table-shaped lower part 7 is positioned below the cylindrical steel tower net shell 1, the cylindrical steel tower net shell 1 consists of triangular steel tower net shell units, and the plurality of flexible reinforcing ring structures 21 are arranged along the height direction of the cylindrical steel tower net shell 1 at intervals by a plurality of triangular steel tower net shell units; the cylindrical steel tower net shell 1 is also internally provided with a rigid reinforcing ring 21, and the rigid reinforcing ring 21 is positioned at the joint of the cylindrical steel tower net shell 1 and the hollow truncated cone-shaped lower part 7.
The end 34 of the rigid reinforcing ring 21, which is close to one end of the cylindrical steel tower net shell 1, is provided with a plurality of horizontal flanges 41; the corresponding positions of the connecting outer parts 42 of the cylindrical steel tower net shell 1 and the rigid reinforcing ring 21 are also provided with horizontal flanges 41. The end 34 of the rigid reinforcing ring 21, which is close to one end of the cylindrical steel tower net shell 1, is fixedly connected with the cylindrical steel tower net shell 1 through high-strength bolts or welding seams between the flanges.
The rigid reinforcing ring 21 is also provided with a pull rod 32, and two ends of the pull rod 32 are respectively connected with an end 33 of one end of the rigid reinforcing ring 21, which is far away from the cylindrical steel tower net shell 1, and a connecting node 31 of the triangular steel tower net shell unit above the rigid reinforcing ring by high-strength bolts.
The flexible reinforcing ring structure 2 is composed of a plurality of closed square inhaul cable structures, each closed square inhaul cable structure is composed of four opposite-pull steel cables 63 which are sequentially connected end to end, and two ends of each opposite-pull steel cable 63 are respectively arranged on connecting nodes of the triangular units of the steel tower net shell. The ends of the tensile steel cables of each layer of flexible reinforcing ring structure 2 are uniformly arranged along the circumferential direction of the cylindrical steel tower net shell (the two ends of each tensile steel cable 63 are circumferentially spaced by a specific number of triangular units of the steel tower net shell).
The counter-pulling cable 63 is composed of a cable head anchor 64 and a cable body 65, the cable head anchor 64 being connected to the gusset 62 by a pivot bearing 66. One end of the tension link member 61 is welded to the horizontal chord 67 of the connection node, and the other end is cut, and the node plate 62 is inserted therein and then welded together.
Pretension is applied to the pull wire rope 63 after installation so that the cylindrical steel tower net shell 1 and the area members are connected into a stressed whole, and the applied pretension is obtained according to structural calculation and analysis.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but although the present utility model has been described in detail with reference to the foregoing embodiment, it will be apparent to those skilled in the art that modifications may be made to the technical solution described in the foregoing embodiment, or equivalents may be substituted for some of the technical features thereof. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (6)

1. A novel reinforcing ring connection structure of a steel tower structure is characterized in that: the hollow truncated cone-shaped lower part is positioned below the cylindrical steel tower net shell, the cylindrical steel tower net shell consists of triangular steel tower net shell units, and the plurality of flexible reinforcing ring structures are arranged along the height direction of the cylindrical steel tower net shell at intervals by a plurality of triangular steel tower net shell units; the cylindrical steel tower net shell is internally provided with a rigid reinforcing ring, the rigid reinforcing ring is provided with a pull rod, and two ends of the pull rod are respectively connected with one end of the rigid reinforcing ring, which is far away from the cylindrical steel tower net shell, and a connecting node of the triangular unit of the steel tower net shell, which is positioned above the rigid reinforcing ring.
2. The reinforcing ring connection structure of the novel steel tower structure as set forth in claim 1, wherein: the rigid reinforcing ring is positioned at the joint of the cylindrical steel tower net shell and the lower part of the hollow round table shape.
3. The reinforcing ring connection structure of the novel steel tower structure as set forth in claim 1, wherein: the flexible reinforcing ring structure is composed of a plurality of closed polygonal inhaul cable structures, each closed polygonal inhaul cable structure is composed of a plurality of opposite-pull steel cables which are sequentially connected end to end, and two ends of each opposite-pull steel cable are respectively arranged on connecting nodes of the triangular units of the steel tower net shell.
4. The reinforcing ring connection structure of the novel steel tower structure as set forth in claim 1, wherein: the end parts of the opposite-pulling steel ropes of each layer of flexible reinforcing ring structure are uniformly arranged along the circumferential direction of the cylindrical steel tower net shell.
5. A reinforcing ring connection structure for a novel steel tower structure as set forth in claim 3, wherein: the closed polygonal inhaul cable structure is a regular polygon.
6. The reinforcing ring connection structure of the novel steel tower structure as set forth in claim 5, wherein: the closed polygonal inhaul cable structure is square.
CN202223316918.6U 2022-12-12 2022-12-12 Reinforcing ring connection structure of novel steel tower structure Active CN218970425U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202223316918.6U CN218970425U (en) 2022-12-12 2022-12-12 Reinforcing ring connection structure of novel steel tower structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202223316918.6U CN218970425U (en) 2022-12-12 2022-12-12 Reinforcing ring connection structure of novel steel tower structure

Publications (1)

Publication Number Publication Date
CN218970425U true CN218970425U (en) 2023-05-05

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202223316918.6U Active CN218970425U (en) 2022-12-12 2022-12-12 Reinforcing ring connection structure of novel steel tower structure

Country Status (1)

Country Link
CN (1) CN218970425U (en)

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