CN103615135A - Silo top slip-form construction method and silo top supporting system - Google Patents
Silo top slip-form construction method and silo top supporting system Download PDFInfo
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- CN103615135A CN103615135A CN201310465664.0A CN201310465664A CN103615135A CN 103615135 A CN103615135 A CN 103615135A CN 201310465664 A CN201310465664 A CN 201310465664A CN 103615135 A CN103615135 A CN 103615135A
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Abstract
The invention belongs to the field of building structure engineering technologies and relates to a silo top supporting system. The silo top supporting system comprises a plurality of steel wire ropes (1), a steel tube truss (2), a plurality of lower supports (3) and a circle of climbing rods (8) reserved on the upper portion of a silo (10). Nodes of the steel tube truss (2) are hollow welding ball nodes (15), a circle of steel wire rope (1) is wound around the upper portion of the steel tube truss (2) in an inclined pulled mode and located on the silo, one end of each steel wire rope (1) is tied around the corresponding climbing rod (8), and the other end of each steel wire rope (1) is tied around the corresponding lower chord node of the steel tube truss (2). The lower end of the steel tube truss (2) is supported on the silo by the circle of lower supports (3). The invention further provides a silo top slip-form construction method using the supporting system. By the adoption of the silo top slip-form construction method and the silo top supporting system, the safety guarantee of operating personnel is improved in the process of construction, the working period is shortened meanwhile, the construction cost is reduced, components are reusable, and the requirements for the structure bearing capacity and normal use are met.
Description
Affiliated technical field
The invention belongs to structural engineering technical field, relate to top, a kind of silo storehouse construction method.
Background technology
Along with continuous increase and the raising to environmental protection requirement of coal demand, a kind of reserves are large, floor space is little, and the novel coal bunker that meets strategy of sustainable development requirement is widely applied at Coalmine Coal Preparation Plant and coal storage system.In coal bunker engineering construction, roof construction construction in storehouse is one of key link in work progress, and the design of storehouse roof construction support system and checking computations are particularly important to Cang Ding construction.The construction method of tradition support system is set up for full hall frame, and still along with the progress of construction technology, full hall frame formwork system is because its expense is high, speed is replaced by some novel Construction Supporting Systems slowly gradually.What first promote is that fastener type steel pipe trussed construction and center derrick combination form replace traditional full hall scaffold, derrick and steel pipe truss structures are connected as a single entity as the support system of deck construction, derrick is along with the lifting of slip form platform is progressively set up, drag-line is set on derrick height to be socketed support body, guarantee its stability, it is solid that derrick is set up ground, guarantees that derrick support body does not sink.After barrel slding form operation finishes, then carry out being connected of derrick and steel pipe truss system, this supporting form has well solved the construction of 18-22m Span-line Loading Dome layer, cost is relatively low, but increased center derrick, set up link, generally, promotional value is very high.On the basis of this support system, there is again shaped steel central frame radiation support platform, this structure is fastener type steel pipe truss and steel truss beam combination structure, mainly to utilize steel truss beam, as horizontal stiffness stiffening girder, steel pipe truss is retrained to reinforcement, the problem of the steel pipe truss structures supporting capacity deficiency causing because of the excessive generation excessive deformation of load in control use procedure, these two kinds of method constructions are convenient, safe and reliable, work efficiency is high, cost is low, but still break away from from silo bottom, does not set up the link of support.
Summary of the invention
The object of the invention is for the deficiencies in the prior art, a kind of quick construction is provided, obvious reduction of erection time, simple structure, top, the silo storehouse construction method that power transmission is clear and definite, the support system that simultaneously provides a kind of this kind of method to adopt.Method provided by the invention and support system, improved operating personnel's safety guarantee in construction, simultaneously the energy reduction of erection time, reduce construction cost, and member is reusable, has saved resource, meets structural-load-carrying capacity and the normal requirement of using.Technical scheme of the present invention is as follows:
A silo storehouse top slding form operation method, comprises the following steps:
1) utilize steel pipe and fastener to set up into the space truss structure of the orthogonal spatial being formed by a series of plane frame, be referred to as steel pipe truss (2), the node of steel pipe truss (2) adopts welded hollow spherical joint node (15), and its size is determined according to the internal diameter of the barrel of silo (10);
2) prepare sliding formwork Hoisting System, whole sliding formwork Hoisting System comprises hoisting frame (4), platform (5), template (6), upper enclosure (71), lower enclosure (72), the bar that climbs (8) and jack (9);
3) the upper enclosure (71) that sliding formwork Hoisting System is fixed on by right-angle coupler in the end that steel pipe truss (2) winds up is upper, and the end of lower edge is fixed in lower enclosure (72) by right-angle coupler;
4) above silo funnel, start slding form operation, steel pipe truss (2) is entrusted to top, storehouse construction layer construction location;
5) oblique pull one circle wire rope (1) in steel pipe truss (2) top is on silo, and bottom is supported on silo by support (3) under a circle, and method is: wire rope (1) one end is bundled in silo and climbs on bar (8); The other end is bundled on steel pipe truss (2) lower-chord panel point, and binding mode is as follows: the upper binding of ball node (15) four road wire rope (1a) ，Si road wire rope (1a) in ball node (15) top together with wire rope 1 colligation; Lower support (3) one end is connected by on-right angle fastener with steel pipe truss (2) lower-chord panel point, and the other end is supported on silo, forms the support system of Cang Ding construction;
6) bar (8) that will climb is stayed silo barrel (10) the inside, removes sliding formwork Hoisting System;
7) in steel pipe truss (2) top, set up full framing, complete successively the construction of large ring beam (11), Exchanger with Inclined Taper Shell (12), little ring beam (13) and platform beam slab (14), form Cang Ding;
8) etc. Cang Ding construction complete after, then remove steel pipe truss support system, thereby Cang Ding construction is complete.
As preferred embodiment, the slding form operation method of step 4) is: around silo one circle, be covered with sliding formwork Hoisting System, concrete is watered in template grooving by the suitable for reading of template (6), in template grooving, undermost concrete reaches after certain intensity, template grooving relies on the lifting force of jack (9) by hoisting frame (4), edge is the barrel of placing of concrete (10), sliding one section of height makes progress, on one side that template grooving is upwards sliding to placing of concrete in template grooving so on one side, make the continuous demoulding of in type concrete, so continuous circulation is constructed to the position of silo Cang Ding construction, along with sliding formwork Hoisting System entrusts steel pipe truss (2) to top, storehouse construction layer construction location.
Top, the silo storehouse support system that the present invention provides a kind of above-mentioned construction method to adopt simultaneously, a circle that comprises support (3) under many wire rope (1), steel pipe truss (2), many and be reserved in silo (10) the top bar (8) that climbs; The space bar member system of steel pipe truss (2) for being set up by scaffolding steel pipe for building and fastener, the space truss structure of the orthogonal spatial being formed by a series of plane frame, the node of steel pipe truss (2) adopts welded hollow spherical joint node (15), and its size is determined according to the internal diameter of the barrel of silo (10); Oblique pull one circle wire rope (1) in steel pipe truss (2) top is on silo, and one end of wire rope (1) is bundled in silo and climbs on bar (8); The other end is bundled on steel pipe truss (2) lower-chord panel point, and binding mode is as follows: the upper binding of ball node (15) four road wire rope (1a) ，Si road wire rope (1a) in ball node (15) top together with wire rope 1 colligation; The bottom of steel pipe truss (2) is supported on silo by support (3) under a circle, and lower support (3) one end is connected by on-right angle fastener with steel pipe truss (2) lower-chord panel point, and the other end is supported on silo; On steel pipe truss (2) top, set up full hall scaffold support system.
Beneficial effect of the present invention is:
1) top, silo of the present invention storehouse construction method, by setting up top, storehouse steel pipe truss system, on ground, set up steel pipe truss, the vertical support system transition that tradition is adopted is space horizontal supporting system, avoid setting up the process of support system in the air, improved operating personnel's safety guarantee in construction.
2) sliding to Cang Ding by slding form operation overall structure, shorten construction period.
3) temporary supporting system of setting up in work progress, employing be all steel tube component, member is simple, power transmission is clear and definite, has good functional performance.Because member is less, the Cang Ding complete dismounting of constructing is quite convenient, and recycling rate of waterused is high.
4) connected node that steel pipe truss system wire rope in top, silo of the present invention storehouse is reliably connected with truss, by each position that is distributed to more uniformly ball node on wire rope, can effectively solve in the work progress being connected with wire rope at top, silo storehouse support system steel pipe truss ball node, ball node bears the problem of excessive compression bearing.
Accompanying drawing explanation
Fig. 1 is top, silo of the present invention storehouse steel pipe truss system schematic diagram.
Fig. 2 is the steel pipe truss top view of top, silo of the present invention storehouse steel pipe truss system.
Fig. 3 is the schematic diagram of the steel pipe truss list truss structure of top, silo of the present invention storehouse steel pipe truss system.
Fig. 4 is the schematic diagram of the ball node colligation of top, silo of the present invention storehouse steel pipe truss system.
Fig. 5 is the synovial membrane Hoisting System schematic diagram being connected with top, minor diameter silo storehouse steel pipe truss system of the present invention.
The specific embodiment
Below in conjunction with drawings and Examples, the present invention will be described.
First with reference to figure 1 and Fig. 2, the temporary supporting system of building is described once in work progress.
As shown in Figure 1, after silo storehouse withstands on construction, comprise large ring beam 11, Exchanger with Inclined Taper Shell 12, little ring beam 13 and the several parts of platform beam slab 14, top, the silo storehouse steel pipe truss support system that the present invention adopts, mainly comprises many wire rope 1, steel pipe truss 2, the several parts of lower support 3.
As shown in Figures 3 and 4, the node of steel pipe truss 2 adopts welded hollow spherical joint node 15, steel pipe truss 2 connects together by ball node 15 with wire rope 1, by bundle four road wire rope 1a on ball node 15, four road wire rope 1a colligation above ball node 15 together, then will be banded in ball node 15 Si road, top wire rope 1a by wire rope 1 and be connected on silo.
Below in conjunction with Fig. 5, construction method is described:
Claims (3)
1. top, a silo storehouse slding form operation method, comprises the following steps:
1) utilize steel pipe and fastener to set up into the space truss structure of the orthogonal spatial being formed by a series of plane frame, be referred to as steel pipe truss (2), the node of steel pipe truss (2) adopts welded hollow spherical joint node (15), and its size is determined according to the internal diameter of the barrel of silo (10);
2) prepare sliding formwork Hoisting System, whole sliding formwork Hoisting System comprises hoisting frame (4), platform (5), template (6), upper enclosure (71), lower enclosure (72), the bar that climbs (8) and jack (9);
3) the upper enclosure (71) that sliding formwork Hoisting System is fixed on by right-angle coupler in the end that steel pipe truss (2) winds up is upper, and the end of lower edge is fixed in lower enclosure (72) by right-angle coupler;
4) above silo funnel, start slding form operation, steel pipe truss (2) is entrusted to top, storehouse construction layer construction location;
5) oblique pull one circle wire rope (1) in steel pipe truss (2) top is on silo, and bottom is supported on silo by support (3) under a circle, and method is: wire rope (1) one end is bundled in silo and climbs on bar (8); The other end is bundled on steel pipe truss (2) lower-chord panel point, and binding mode is as follows: the upper binding of ball node (15) four road wire rope (1a) ，Si road wire rope (1a) in ball node (15) top together with wire rope 1 colligation; Lower support (3) one end is connected by on-right angle fastener with steel pipe truss (2) lower-chord panel point, and the other end is supported on silo, forms the support system of Cang Ding construction;
6) bar (8) that will climb is stayed silo barrel (10) the inside, removes sliding formwork Hoisting System;
7) in steel pipe truss (2) top, set up full framing, complete successively the construction of large ring beam (11), Exchanger with Inclined Taper Shell (12), little ring beam (13) and platform beam slab (14), form Cang Ding;
8) etc. Cang Ding construction complete after, then remove steel pipe truss support system, thereby Cang Ding construction is complete.
2. top, silo according to claim 1 storehouse construction method, it is characterized in that, the slding form operation method of step 4) is: around silo one circle, be covered with sliding formwork Hoisting System, concrete is watered in template grooving by the suitable for reading of template (6), in template grooving, undermost concrete reaches after certain intensity, template grooving relies on the lifting force of jack (9) by hoisting frame (4), edge is the barrel of placing of concrete (10), sliding one section of height makes progress, on one side that template grooving is upwards sliding to placing of concrete in template grooving so on one side, make the continuous demoulding of in type concrete, so continuous circulation is constructed to the position of silo Cang Ding construction, along with sliding formwork Hoisting System entrusts steel pipe truss (2) to top, storehouse construction layer construction location.
3. top, the silo storehouse support system that construction method claimed in claim 1 adopts, a circle that comprises support (3) under many wire rope (1), steel pipe truss (2), many and be reserved in silo (10) the top bar (8) that climbs; The space bar member system of steel pipe truss (2) for being set up by scaffolding steel pipe for building and fastener, the space truss structure of the orthogonal spatial being formed by a series of plane frame, the node of steel pipe truss (2) adopts welded hollow spherical joint node (15), and its size is determined according to the internal diameter of the barrel of silo (10); Oblique pull one circle wire rope (1) in steel pipe truss (2) top is on silo, and one end of wire rope (1) is bundled in silo and climbs on bar (8); The other end is bundled on steel pipe truss (2) lower-chord panel point, and binding mode is as follows: the upper binding of ball node (15) four road wire rope (1a) ，Si road wire rope (1a) in ball node (15) top together with wire rope 1 colligation; The bottom of steel pipe truss (2) is supported on silo by support (3) under a circle, and lower support (3) one end is connected by on-right angle fastener with steel pipe truss (2) lower-chord panel point, and the other end is supported on silo; On steel pipe truss (2) top, set up full hall scaffold support system.
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| CN201310465664.0A CN103615135A (en) | 2013-09-29 | 2013-09-29 | Silo top slip-form construction method and silo top supporting system |
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| CN201310465664.0A CN103615135A (en) | 2013-09-29 | 2013-09-29 | Silo top slip-form construction method and silo top supporting system |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1077749A (en) * | 1996-09-04 | 1998-03-24 | Tomoe Corp | Roof constructing method for tower-shaped structure |
| CN101126279A (en) * | 2007-07-31 | 2008-02-20 | 中国建筑第七工程局 | Silo slipform construction technique |
| CN102912973A (en) * | 2012-10-25 | 2013-02-06 | 广州市恒盛建设工程有限公司 | Space truss platform for round building construction and construction method using same |
| CN103015782A (en) * | 2012-12-14 | 2013-04-03 | 中煤建筑安装工程集团有限公司 | Construction platform and construction method for integrating silo roof and silo wall slip form |
-
2013
- 2013-09-29 CN CN201310465664.0A patent/CN103615135A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1077749A (en) * | 1996-09-04 | 1998-03-24 | Tomoe Corp | Roof constructing method for tower-shaped structure |
| CN101126279A (en) * | 2007-07-31 | 2008-02-20 | 中国建筑第七工程局 | Silo slipform construction technique |
| CN102912973A (en) * | 2012-10-25 | 2013-02-06 | 广州市恒盛建设工程有限公司 | Space truss platform for round building construction and construction method using same |
| CN103015782A (en) * | 2012-12-14 | 2013-04-03 | 中煤建筑安装工程集团有限公司 | Construction platform and construction method for integrating silo roof and silo wall slip form |
Non-Patent Citations (2)
| Title |
|---|
| 吴闽等: "桁架平台作为支撑体系的煤仓屋面施工技术", 《中州煤炭》 * |
| 杨哲荣等: "钢管桁架支撑体系在煤仓仓顶施工中的应用", 《建材与装饰》 * |
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Application publication date: 20140305 |