CN205777812U - Containing the steel structure cooling tower to stayed structure - Google Patents
Containing the steel structure cooling tower to stayed structure Download PDFInfo
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- CN205777812U CN205777812U CN201620665146.2U CN201620665146U CN205777812U CN 205777812 U CN205777812 U CN 205777812U CN 201620665146 U CN201620665146 U CN 201620665146U CN 205777812 U CN205777812 U CN 205777812U
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- ring
- cooling tower
- horizontal stiffness
- steel
- layer lattice
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Abstract
The utility model discloses a kind of containing the steel structure cooling tower to stayed structure, relate to a kind of power plant cooling tower design field.It includes single-layer lattice shell, horizontal stiffness ring truss, to drag-line, central pull ring and building enclosure, described horizontal stiffness ring truss arrangement is inside described single-layer lattice shell, described being connected drag-line two ends with described horizontal stiffness ring truss and described central pull ring respectively, and to make tower each region component contact into stress overall by rope applies pretension, described building enclosure is arranged on the outside of described single-layer lattice shell.Which overcoming prior art wind loading rating weak, steel using amount is big, time-consuming shortcoming；This utility model has steel using amount and saves, and the rigidity of structure is big, and under external loads effect, displacement structure is little, and stability is high, and seismic wind resistance is strong, and steel using amount saves, and the number of components is few, easy for installation, the advantage of short construction period.
Description
Technical field
This utility model relates to power plant cooling tower design field, and more specifically it is a kind of containing to stayed structure
Steel structure cooling tower.
Background technology
Cooling stack is a kind of important large-scale cooling facility in thermal power plant or nuclear power plant.Gravity-flow ventilation
The adoptable version of cooling tower has reinforced concrete structure and steel construction.Steel that is the most built or that building
The version that structure cooling stack uses can be divided into " free-standing structure " and " suspension cable web frame ".Wherein " self-supporting
Structure " steel structure cooling tower mostly be space " single-layer lattice shell " structural system that " latticed members " form or separately add " monolayer net
Shell "+the structural system of " horizontal stiffness ring ", panel uses aluminium alloy contour plate；Domestic small-sized steel structure cooling tower is also adopted
By the system of " double-layer frame structure ", panel uses glass epoxy；The steel structure cooling tower of " suspension cable web frame " standing by the tower heart
Post mast and the cable net structure composition being suspended on mast top, panel uses aluminium skin alloys.This utility model is a kind of
Containing to drag-line, the steel structure cooling tower that has prestressed " free-standing structure ".
Traditional " free-standing structure " steel structure cooling tower mainly uses the space net shell system of steel beam column composition to be come
Undertaking the wind outside load of tower, it is relatively independent that tower each regional network shell structure component undertakes wind outside load, due to tower outside
Portion's wind load circumferentially has wind pressure district Ye You wind suction district, thus causes tower net shell circumferentially to have region component tension
There is region component pressurized, and steel beam column designs by Compression Stability control, causes the strength of materials of steel to be not fully utilized, tower
The structural steel amount of cylinder is big, Heavy Weight, and then increases the quantities of basis and basement process, and economy is poor, additionally, due to
Member section becomes greatly or increasing number result also in installation inconvenience, and construction period is longer.
Summary of the invention
The purpose of this utility model is the weak point in order to overcome above-mentioned background technology, and provides a kind of and tie containing to drag-line
The steel structure cooling tower of structure.
To achieve these goals, the technical solution of the utility model is: containing the steel structure cooling tower to stayed structure, its
Being characterised by, including single-layer lattice shell, horizontal stiffness ring truss, to drag-line, central pull ring and building enclosure, described horizontal stiffness ring
Drag-line two ends, inside described single-layer lattice shell, described are drawn by truss arrangement respectively with described horizontal stiffness ring truss and described center
Ring is connected, and described building enclosure is arranged on the outside of described single-layer lattice shell.
In technique scheme, it is described right that described horizontal stiffness ring truss every two-layer or multilamellar in short transverse are arranged
Drag-line and described central pull ring.By improving tower structure integral rigidity and stability to drag-line is applied pretension；With
Time, drag-line and central pull ring are made tower monosymmetric negative pressuren zone component connect each other by level so that bearing of tower external symmetry
The outer wind suction major part of nip is cancelled out each other, thus reduces internal force and the displacement of tower single-layer lattice shell component, and reduces structure
Steel using amount and deadweight, reduce ground and the quantities on basis simultaneously.
In technique scheme, the center of circle of described central pull ring is concentric with the described horizontal stiffness ring truss center of circle；Described
Drag-line is arranged radially along the center of described horizontal stiffness ring truss in tower；There are outer rope head anchorage and described horizontal stiffness
Welding otic placode in ring panel point is connected, and has interior rope head anchorage to be connected with the circular hole of horizontal ring flat-plate.Stiffening ring truss is made to connect
Hoop net mould component connect each other, to form the characteristic of tower circumferential member entirety stress.
In technique scheme, described single-layer lattice shell sets up described water along the ring of short transverse every layer or every two-layer
Flat stiffening ring truss.To increase the Out-of Plane Stiffness of single-layer lattice shell, it is ensured that the structural stability of single-layer lattice shell construction time and wind resistance
Energy.
In technique scheme, described building enclosure can use metal pressing plate or PTFE film.Ensure the airtight of tower
Property and wind resisting stability.
In technique scheme, described single-layer lattice shell is formed isosceles triangle grid by horizontal chord member and inclination chord member；
Horizontal chord pole length described at the same elevation of described single-layer lattice shell is equal, and described inclination chord member length is equal；Described inclination string
Angle between bar is between 40～70 °.Reduce component specification；Ensure that member stress is uniform.
In technique scheme, described horizontal stiffness ring truss and described single-layer lattice shell share described horizontal chord member, and
With interior horizontal chord member, tilt web member and radial direction web member joins end to end and forms stable level triangle grid.
In technique scheme, described to drag-line by cable wire, described outer rope head anchorage and described interior rope head anchorage composition.
Ensure that cable body is connected with main structure, power transmission reliably, and is easy to construction and installation.
In technique scheme, described central pull ring is by described horizontal ring flat-plate, ring stiffener and radially stiffener group
Become.Ensure that central pull ring has sufficient intensity and power transmission rigidity.
In technique scheme, the component of described single-layer lattice shell and described horizontal stiffness ring truss is steel pipe or lattice
Rod member, node is ball node, plate node or passes through weldering node mutually, and component is connected by welding with node or bolt is connected.
Compared with prior art, this utility model has the advantage that
(1) tower circumference each region component connects each other, makes outer wind load (outer suction) major part that tower is symmetrical
Cancel out each other, thus greatly reduce internal force and the displacement of tower net mould component；
(2) applying to drag-line pretension inside tower, significantly improves tower integral rigidity, improves the anti-of tower
Wind, seismic stability；
(3) tower structural steel amount significantly reduces, and basis and foundation treatment engineering amount save, and economic performance is excellent；
(4) component specification and quantity are few, lightweight, easy for installation, short construction period.
Accompanying drawing explanation
Fig. 1 is this utility model generalized section.
Fig. 2 is this utility model cable wire and stiffening ring planar structure schematic diagram.
Fig. 3 is this utility model net shell partial schematic diagram.
Fig. 4 is that this utility model is to drawing cable wire and horizontal stiffness ring truss connection diagram.
Fig. 5 is that this utility model is to drawing cable wire and central pull ring connection diagram.
Fig. 6 is this utility model central pull ring sectional schematic diagram.
1-single-layer lattice shell in figure, the horizontal chord member of 11-, 12-tilts chord member, 2-horizontal stiffness ring truss, horizontal chord in 21-
Bar, 211-welds otic placode, and 22-tilts web member, 23-radially web member, 3-to drawing cable wire, 31-cable wire, the outer rope head anchorage of 32-, 33-
Interior rope head anchorage, 4-central pull ring, the horizontal ring flat-plate of 41-, 411-circular hole, 42-ring stiffener, 43-radially stiffener, 5-goes along with sb. to guard him
Structure.
Detailed description of the invention
Describe performance of the present utility model below in conjunction with the accompanying drawings in detail, but they are not intended that of the present utility model
Limit, the most for example.Make advantage of the present utility model more clear and easy to understand by explanation simultaneously.
As shown in the figure: containing the steel structure cooling tower to stayed structure, it is characterised in that include single-layer lattice shell 1, horizontal stiffness
Ring truss 2, to drag-line 3, central pull ring 4 and building enclosure 5, described horizontal stiffness ring truss 2 is arranged in described single-layer lattice shell 1
Drag-line 3 two ends described are connected by side respectively with described horizontal stiffness ring truss 2 and described central pull ring 4, described building enclosure 5
It is arranged on the outside of described single-layer lattice shell 1.Described horizontal stiffness ring truss 2 every two-layer or multilamellar in short transverse arrange described
To drag-line 3 and described central pull ring 4.The center of circle of described central pull ring 4 is concentric with described horizontal stiffness ring truss 2 center of circle；Described
Drag-line 3 is arranged radially along the center of described horizontal stiffness ring truss 2 in tower；There are outer rope head anchorage 32 and described level
Welding otic placode 211 on stiffening ring truss 2 node is connected, and has interior rope head anchorage 33 to be connected with the circular hole 411 of horizontal ring flat-plate 41.Institute
State single-layer lattice shell 1 and set up described horizontal stiffness ring truss 2 along the ring of short transverse every layer or multilamellar.Described building enclosure 5
Metal pressing plate or PTFE film can be used.Described single-layer lattice shell 1 is formed isosceles triangle by horizontal chord member 11 and inclination chord member 12
Grid；Horizontal chord bar 11 length described at the described same elevation of single-layer lattice shell 1 is equal, and described inclination chord member 12 length is equal,
Angle between described inclination chord member 12 is between 40～70 °.Described horizontal stiffness ring truss 2 shares institute with described single-layer lattice shell 1
State horizontal chord member 11, and join end to end form level triangle net with interior horizontal chord member 21, inclination web member 22 and radial direction web member 23
Lattice.Described to drag-line 3 by cable wire 31, described outer rope head anchorage 32 and described interior rope head anchorage 33 form.Described central pull ring 4 by
Described horizontal ring flat-plate 41, ring stiffener 42 and radially stiffener 43 form.Described single-layer lattice shell 1 and described horizontal stiffness ring purlin
The component of frame 2 is steel pipe or lattice rod member, and node is ball node, plate node or passes through weldering node mutually, and component is connected with node to be adopted
Connect with welding or bolt.
Described to the drag-line 3 after-applied pretension of installation, so that single-layer lattice shell 1 and each district of horizontal stiffness ring truss 2
It is overall that territory component contacts into stress, and the pretension size of applying obtains according to Calculation Anaysis for Tunnel Structure.
Other unaccounted part belongs to prior art.
Claims (10)
1. containing the steel structure cooling tower to stayed structure, it is characterised in that include single-layer lattice shell (1), horizontal stiffness ring truss
(2), to drag-line (3), central pull ring (4) and building enclosure (5), described horizontal stiffness ring truss (2) is arranged in described monolayer net
Drag-line (3) two ends described are connected by shell (1) inner side respectively with described horizontal stiffness ring truss (2) and described central pull ring (4),
Described building enclosure (5) is arranged on the outside of described single-layer lattice shell (1).
It is the most according to claim 1 containing the steel structure cooling tower to stayed structure, it is characterised in that: described horizontal stiffness ring
Truss (2) every two-layer or multilamellar in short transverse arrange described to drag-line (3) with described central pull ring (4).
It is the most according to claim 1 and 2 containing the steel structure cooling tower to stayed structure, it is characterised in that: described center is drawn
The center of circle of ring (4) is concentric with described horizontal stiffness ring truss (2) center of circle；Described to drag-line (3) in tower along described horizontal stiffness
The center of ring truss (2) is arranged radially；There are outer rope head anchorage (32) and the weldering on described horizontal stiffness ring truss (2) node
Ear connecting plate (211) is connected, and has interior rope head anchorage (33) to be connected with the circular hole (411) of horizontal ring flat-plate (41).
It is the most according to claim 3 containing the steel structure cooling tower to stayed structure, it is characterised in that: described single-layer lattice shell
(1) ring along short transverse every layer or multilamellar sets up described horizontal stiffness ring truss (2).
It is the most according to claim 4 containing the steel structure cooling tower to stayed structure, it is characterised in that: described building enclosure
(5) metal pressing plate or PTFE film can be used.
It is the most according to claim 5 containing the steel structure cooling tower to stayed structure, it is characterised in that: described single-layer lattice shell
(1) isosceles triangle grid is formed by horizontal chord member (11) and inclination chord member (12)；Described single-layer lattice shell (1) same elevation place
Stating horizontal chord member (11) length equal, and described inclination chord member (12) length is equal, the angle between described inclination chord member (12) exists
Between 40～70 °.
It is the most according to claim 6 containing the steel structure cooling tower to stayed structure, it is characterised in that: described horizontal stiffness ring
Truss (2) and described single-layer lattice shell (1) share described horizontal chord member (11), and with interior horizontal chord member (21), tilt web member (22)
Join end to end with radial direction web member (23) and form level triangle grid.
It is the most according to claim 7 containing the steel structure cooling tower to stayed structure, it is characterised in that: described to drag-line (3)
By cable wire (31), described outer rope head anchorage (32) and described interior rope head anchorage (33) composition.
It is the most according to claim 8 containing the steel structure cooling tower to stayed structure, it is characterised in that: described central pull ring
(4) by described horizontal ring flat-plate (41), ring stiffener (42) and radially stiffener (43) composition.
It is the most according to claim 9 containing the steel structure cooling tower to stayed structure, it is characterised in that: described single-layer lattice shell
(1) and the component of described horizontal stiffness ring truss (2) is steel pipe or lattice rod member, node is ball node, plate node or passes through mutually
Weldering node, component is connected by welding with node or bolt is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620665146.2U CN205777812U (en) | 2016-06-28 | 2016-06-28 | Containing the steel structure cooling tower to stayed structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620665146.2U CN205777812U (en) | 2016-06-28 | 2016-06-28 | Containing the steel structure cooling tower to stayed structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205777812U true CN205777812U (en) | 2016-12-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620665146.2U Active CN205777812U (en) | 2016-06-28 | 2016-06-28 | Containing the steel structure cooling tower to stayed structure |
Country Status (1)
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107795060A (en) * | 2017-11-21 | 2018-03-13 | 中冶京诚工程技术有限公司 | The structural system and building structure that a kind of tubular truss combines with reticulated shell |
| CN108005232A (en) * | 2017-11-21 | 2018-05-08 | 中冶京诚工程技术有限公司 | The structural system and building structure that a kind of prestressed pipe truss is combined with reticulated shell |
-
2016
- 2016-06-28 CN CN201620665146.2U patent/CN205777812U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107795060A (en) * | 2017-11-21 | 2018-03-13 | 中冶京诚工程技术有限公司 | The structural system and building structure that a kind of tubular truss combines with reticulated shell |
| CN108005232A (en) * | 2017-11-21 | 2018-05-08 | 中冶京诚工程技术有限公司 | The structural system and building structure that a kind of prestressed pipe truss is combined with reticulated shell |
| CN108005232B (en) * | 2017-11-21 | 2023-11-03 | 中冶京诚工程技术有限公司 | Structure system and house structure of prestressed pipe truss and latticed shell combination |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |