CN205476662U - Four tubs of lattice bevel net steel construction cooling towers of hyperbola - Google Patents

Four tubs of lattice bevel net steel construction cooling towers of hyperbola Download PDF

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Publication number
CN205476662U
CN205476662U CN201620075618.9U CN201620075618U CN205476662U CN 205476662 U CN205476662 U CN 205476662U CN 201620075618 U CN201620075618 U CN 201620075618U CN 205476662 U CN205476662 U CN 205476662U
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China
Prior art keywords
lattice
tubs
pipe
collar tie
oblique
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CN201620075618.9U
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Chinese (zh)
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田永胜
许良
丁大益
杨春霞
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Beijing Jiapuyuanfeng Technology Development Co Ltd
CHINA WUZHOU ENGINEERING GROUP Co Ltd
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Beijing Jiapuyuanfeng Technology Development Co Ltd
CHINA WUZHOU ENGINEERING GROUP Co Ltd
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Abstract

The utility model discloses a four tubs of lattice bevel net steel construction cooling towers of hyperbola, including four tubs of lattice collar tie beams and four tubs of lattice bevel units, four tubs of range upon range of settings of lattice collar tie beam are equipped with four tubs of lattice bevel units between four tubs adjacent two -layer lattice collar tie beams, and four tubs of lattice bevel units circularize along four tubs of lattice collar tie beams to be arranged, four tubs of lattice bevel units include four tubs of lattice bevel posts of two angular, four tubs of lattice collar tie beams are all connected at the both ends of four tubs of lattice bevel posts of two angular, and the purlin is connected on the node of four tubs of lattice bevel posts of same level. The utility model discloses a four tubs of lattice bevel posts pass through the node and four tubs of lattice collar tie beams link to each other for local triangle -shaped's stable structure, whole be four tubs of lattice bevel nets, the section of component size can reduce, and the member is the straight -bar, and easily production processing is hanged down with the steel volume, and is big with structural stiffness under the steel volume equally, on -the -spot node can adopt high strength bolt or round pin axle to assemble.

Description

A kind of hyperbola four pipe lattice oblique lattice steel constructions cooling tower
Technical field
This utility model relates to cooling tower, particularly relates to a kind of hyperbola four pipe lattice oblique lattice steel constructions cooling tower.
Background technology
At present, domestic large cooling column many employings hyperbolic steel reinforced concrete shell structure.This structural shape is reliable because of it Property high, Corrosion Protection is good, construction technique is ripe, service life length and be widely used.Such cooling tower size sets Meter diameter can be more than 150m, highly 200m.Along with the development of China's long strands, large-scale dry type gravity-flow ventilation steel construction cools down Tower relatively xoncrete structure has had increasing technical advantage.Aspect of performance: it is from heavy and light, and antidetonation, wind resistance are excellent;Execute Work aspect: on-site consolidation is simple, speed of application is fast, and comprehensive cost is low;Environmental protection aspect: cooling tower after reaching service life, Steel can recycle again, environmental protection, and factors makes the advantage of head tower the most prominent.
The Chinese patent of Patent No. 201110330021.6, the large-scale double-curve steel structure cooling tower of a kind of power plant, use straight The single-layer latticed shell of line oblique column intersection composition, increases the anti-side rigidity of single-layer lattice shell along height distribution stiffening ring enhancement Layer. Batter post is based on bending stress, and sectional dimension of members is relatively big, and steel using amount is big, and single-layer lattice shell steel construction need to do rigid joint, structure Complexity, difficulty of construction is big, and seismic wind resistance is poor.
Utility model content
The purpose of this utility model is, it is provided that a kind of hyperbola four pipe lattice oblique lattice steel constructions cooling tower, uses hyperbola Profile, thermal property is good, and based process is simple, constructs convenient, and steel using amount is low.
For solving above-mentioned technical problem, this utility model adopts the following technical scheme that:
A kind of hyperbola four pipe lattice oblique lattice steel constructions cooling tower, including four pipe lattice collar tie beams and four pipe lattice skew finite elements, Four pipe lattice collar tie beam stackings are arranged, and are provided with four pipe lattice skew finite elements between adjacent two-layer four pipe lattice collar tie beam, and four pipe lattices are oblique Presentate unit circularizes layout along four pipe lattice collar tie beams, and four pipe lattice skew finite elements include two four pipe lattice oblique posts at an angle to each other, The two ends of the four pipe lattice oblique posts that said two is at an angle to each other are all connected with four pipe lattice collar tie beams, and purlin is connected to same level height Four pipe lattice oblique posts on.This utility model uses four pipe lattice oblique lattice steel constructions to replace single-layer latticed shell, bar used Part is straight-bar, and bar cross section is little, and processing is simple, and crossed node all realizes connecting in isoplanar, and difficulty of construction is little, on-the-spot Assembled fast, in the case of steel using amount is identical, rigidity is bigger, and antidetonation, wind resistance are more outstanding.
In aforesaid a kind of hyperbola four pipe lattice oblique lattice steel constructions cooling tower, four pipe lattice skew finite elements include that two are mutually Four pipe lattice oblique posts of angle, the one end of the four pipe lattice oblique posts that said two is at an angle to each other is connected by node, level side It is connected by node to two adjacent four pipe lattice skew finite elements.Two four pipe lattice oblique posts and four pipe lattice collar tie beams form three Dihedral, the unit of dimensionally stable, each triangle is stablized unit and is connected with each other, and forms overall lattice oblique grid, every single triangle Shape unit is planar structure, and rod member is straight-bar, it is easy to production and processing, and field node assembly is also planar to construct, assembled Speed is fast, and quality easily ensures.Owing to four pipe lattice collar tie beams and four pipe lattice oblique posts are four pipe solid cancelled structures, each bar The inside and outside computational length in part face is identical, solve planar structure due to structural specifications need to be by the problem of bar cross section larger.By In the two layer of space steel construction that overall structure is four pipe lattice oblique grid protocol, have compared to the cooling tower of single-layer latticed shell Bigger rigidity.
In aforesaid a kind of hyperbola four pipe lattice oblique lattice steel constructions cooling tower, it is positioned at undermost four pipe lattice collar tie beam bottoms Connect and have four pipe lattice skew finite elements.
In aforesaid a kind of hyperbola four pipe lattice oblique lattice steel constructions cooling tower, four pipe lattice collar tie beams become circular, four pipe lattice Structure collar tie beam includes that the first annulus and the second annulus, the first annulus and the second annulus are coaxially disposed, and the node on the first annulus passes through abdomen Node on bar and the second annulus is connected.
In aforesaid a kind of hyperbola four pipe lattice oblique lattice steel constructions cooling tower, four pipe lattice oblique posts by high-strength bolt or Person's bearing pin node and four pipe lattice collar tie beams are connected.
In aforesaid a kind of hyperbola four pipe lattice oblique lattice steel constructions cooling tower, the adjacent vertical dimension between two purlins More than or equal to 3 meters, and less than or equal to 5 meters.
In aforesaid a kind of hyperbola four pipe lattice oblique lattice steel constructions cooling tower, the adjacent vertical dimension between two purlins Equal to 4 meters.
In aforesaid a kind of hyperbola four pipe lattice oblique lattice steel constructions cooling tower, the web member of four pipe lattice oblique posts and chord member lead to Cross related subgroup node to connect.
In aforesaid a kind of hyperbola four pipe lattice oblique lattice steel constructions cooling tower, the web member of four pipe lattice collar tie beams passes through with chord member Pass through weldering node mutually to connect.
Compared with prior art, this utility model uses four pipe lattice oblique posts to be connected to local by node and four pipe lattice collar tie beams The rock-steady structure of triangle;Generally four pipe lattice oblique grids, sectional dimension of members is reduced, and rod member is straight-bar, It is readily produced processing;Steel using amount is low, and under same steel using amount, the rigidity of structure is big;Field node can use high-strength bolt or bearing pin assembled; Difficulty of construction reduces;With concrete shell tower ratio, from heavy and light, construct convenient;Site operation is simple, speed is fast, and antidetonation, Wind resistance is excellent.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of embodiment of the present utility model;
Fig. 2 is four pipe lattice collar tie beams and the connected mode schematic diagram of four pipe lattice skew finite elements.
Reference: 1-tetra-pipe lattice skew finite element, 2-purlin, 3-tetra-pipe lattice collar tie beam, 4-the first annulus, 5-the second annulus, 6-tetra-pipe lattice oblique post.
With detailed description of the invention, this utility model is further described below in conjunction with the accompanying drawings.
Detailed description of the invention
Embodiment 1 of the present utility model: as depicted in figs. 1 and 2, a kind of hyperbola four pipe lattice oblique lattice steel constructions cooling Tower, including four pipe lattice collar tie beam 3 and four pipe lattice skew finite elements 1, four pipe lattice collar tie beam 3 stackings are arranged, adjacent two-layer four Being provided with four pipe lattice skew finite elements 1 between pipe lattice collar tie beam 3, four pipe lattice skew finite elements 1 circularize along four pipe lattice collar tie beams 3 Arrange, four pipe lattice skew finite elements 1 include two four pipe lattice oblique posts 6 at an angle to each other, said two at an angle to each other four The two ends of pipe lattice oblique post 6 are all connected with four pipe lattice collar tie beams 3, and purlin 2 is connected to four pipe lattice obliques of same level height On the node of post 6.
Four pipe lattice skew finite elements 1 include two four pipe lattice oblique posts 6 at an angle to each other, four pipes that said two is at an angle to each other One end of lattice oblique post 6 is connected by node, and two four pipe lattice skew finite elements 1 that horizontal direction is adjacent are connected by node. Four pipe lattice skew finite elements 1 become V-shaped, and four pipe lattice skew finite element about 1 two ends of V-shaped are all connected with four pipes above it Lattice collar tie beam 3 and four pipe lattice collar tie beams 3 below, and four pipe lattice skew finite elements 1 mutually join end to end formation annular, rise Supporting role.
It is positioned at undermost four pipe lattice collar tie beam 3 bottoms connections and has four pipe lattice skew finite elements 1.Undermost four pipe lattice collar tie beams 3 The four pipe lattice skew finite elements 1 that bottom connects play the effect of batter post, have concordance with cooling tower overall structure.
Four pipe lattice collar tie beams 3 become circular, and four pipe lattice collar tie beams 3 include the first annulus 4 and the second annulus 5, the first annulus 4 Being coaxially disposed with the second annulus 5, the node on the first annulus 4 is connected by the node on web member and the second annulus 5.It is positioned at four Four pipe lattice skew finite elements 1 above pipe lattice collar tie beam 3 are connected with the first annulus 4, are positioned at four below four pipe lattice collar tie beams 3 Pipe lattice skew finite element 1 is connected with the second annulus 5.Four pipe lattice oblique posts 6 are by high-strength bolt or bearing pin node and four pipes Lattice collar tie beam 3 is connected.
The adjacent vertical dimension between two purlins 2 is more than or equal to 3 meters, and less than or equal to 5 meters;Preferably phase The adjacent vertical dimension between two purlins 2 is equal to 4 meters.If described vertical dimension is excessive, the stability of entirety can be affected, If described vertical dimension is too small, then improve cost, cause unnecessary waste.The web member chord of four pipe lattice oblique posts 6 Bar is connected by related subgroup node.The web member of four pipe lattice collar tie beams 3 is connected by passing through weldering node mutually with chord member.
The web member of four pipe lattice oblique posts 6 uses related subgroup node with chord member, by transport segment length processing, on-the-spot splicing;Four The web member of pipe lattice collar tie beam uses related subgroup node with chord member, by transport segment length processing, on-the-spot splicing.Four pipe lattice obliques Post 6 and four pipe lattice collar tie beams 3 use high-strength bolt or bearing pin on-site consolidation;Purlin 2 uses bolt or bearing pin on-site consolidation, executes Work is simple, speed is fast.
In actual engineering design, according to process conditions, the rational hyperbola of matching;According to site condition, seismic fortification intensity, The suitable structural shape of the selecting factors such as wind load and tower height, member section and node type, set up structure space model, uses Finite element analysis software carries out static structural analysis, analysis of Earthquake Response Spectrum, time-history analysis supplement calculation, structure entirety and local Buckling analysis, carry out Nonlinear Analysis in the case of necessity;Select suitable structural shape according to analysis result, carry out Structure is overall and member section designs.
Found by computational analysis and research, hyperbola four pipe lattice oblique lattice steel constructions cooling tower of the present utility model, thermal technology Functional, sectional dimension of members is little, and difficulty of construction is little, and major part component can be in factory process, and quality is prone to ensure, node The practice is simple, and component on-site consolidation speed is fast, and under same steel using amount, the rigidity of structure is big, and speed of application is fast, structural seismic, wind resistance Function admirable.Can be widely applied to the cooling stack design of every profession and trade.

Claims (9)

1. a hyperbola four pipe lattice oblique lattice steel constructions cooling tower, it is characterised in that include four pipes lattice collar tie beam (3) With four pipes lattice skew finite element (1), four pipe lattice collar tie beam (3) stackings arrange, adjacent two-layer four pipe lattice collar tie beam (3) it Between be provided with four pipes lattice skew finite element (1), four pipes lattice skew finite element (1) circularize layout along four pipes lattice collar tie beam (3), Four pipes lattice skew finite element (1) include two four pipes lattice oblique post (6) at an angle to each other, four pipes that said two is at an angle to each other The two ends of lattice oblique post (6) are all connected with four pipes lattice collar tie beam (3), and purlin (2) is connected to four pipe lattice of same level height On structure oblique post (6).
A kind of hyperbola four pipe lattice oblique lattice steel constructions cooling tower the most according to claim 1, it is characterised in that four Pipe lattice skew finite element (1) includes two four pipes lattice oblique post (6) at an angle to each other, the four pipe lattice that said two is at an angle to each other One end of structure oblique post (6) is connected by node, and two four pipes lattice skew finite element (1) that horizontal direction is adjacent pass through node It is connected.
A kind of hyperbola four pipe lattice oblique lattice steel constructions cooling tower the most according to claim 1 and 2, it is characterised in that It is positioned at undermost four pipe lattice collar tie beam (3) bottoms connections and has four pipes lattice skew finite element (1).
A kind of hyperbola four pipe lattice oblique lattice steel constructions cooling tower the most according to claim 1 and 2, it is characterised in that Four pipes lattice collar tie beam (3) become circular, and four pipes lattice collar tie beam (3) include the first annulus (4) and the second annulus (5), and first Annulus (4) and the second annulus (5) are coaxially disposed, and the node on the first annulus (4) is by web member and the second annulus (5) Node be connected.
A kind of hyperbola four pipe lattice oblique lattice steel constructions cooling tower the most according to claim 4, it is characterised in that four Pipe lattice oblique post (6) is connected by high-strength bolt or bearing pin node and four pipes lattice collar tie beam (3).
A kind of hyperbola four pipe lattice oblique lattice steel constructions cooling tower the most according to claim 5, it is characterised in that phase The adjacent vertical dimension between two purlins (2) is more than or equal to 3 meters, and is less than or equal to 5 meters.
A kind of hyperbola four pipe lattice oblique lattice steel constructions cooling tower the most according to claim 6, it is characterised in that phase The adjacent vertical dimension between two purlins (2) is equal to 4 meters.
A kind of hyperbola four pipe lattice oblique lattice steel constructions cooling tower the most according to claim 2, it is characterised in that four Web member and the chord member of pipe lattice oblique post (6) are connected by related subgroup node.
A kind of hyperbola four pipe lattice oblique lattice steel constructions cooling tower the most according to claim 2, it is characterised in that four The web member of pipe lattice collar tie beam (3) is connected by passing through weldering node mutually with chord member.
CN201620075618.9U 2016-01-26 2016-01-26 Four tubs of lattice bevel net steel construction cooling towers of hyperbola Active CN205476662U (en)

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CN201620075618.9U CN205476662U (en) 2016-01-26 2016-01-26 Four tubs of lattice bevel net steel construction cooling towers of hyperbola

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Application Number Priority Date Filing Date Title
CN201620075618.9U CN205476662U (en) 2016-01-26 2016-01-26 Four tubs of lattice bevel net steel construction cooling towers of hyperbola

Publications (1)

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CN205476662U true CN205476662U (en) 2016-08-17

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