CN101654925B - Space fixing truss concrete construction and construction method thereof - Google Patents
Space fixing truss concrete construction and construction method thereof Download PDFInfo
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- CN101654925B CN101654925B CN2009100924704A CN200910092470A CN101654925B CN 101654925 B CN101654925 B CN 101654925B CN 2009100924704 A CN2009100924704 A CN 2009100924704A CN 200910092470 A CN200910092470 A CN 200910092470A CN 101654925 B CN101654925 B CN 101654925B
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Abstract
The invention relates to a space fixing truss concrete construction and a construction method thereof, belonging to the field of construction and construction technique. The construction comprises a wall space steel truss, a floor slab space steel truss, a fixing mould, a fixed molding board and concrete. The wall space steel truss and the floor slab space steel truss are mutually connected to form a polyhedral space steel truss. A plurality of fixing moulds is used for fixing the fixed molding board to form a space fixing truss in which is filled with concrete to form a construction unit. A plurality of construction units is combined to form the space fixing truss concrete construction. The method comprises the steps of respectively assembling a string wire rod and a steel web member into the wall space steel truss and the floor slab space steel truss, fixing the lower end of the wall space steel truss on the base to form the polyhedral space steel truss, fixing the fixed molding board with fixing moulds to form the space fixing truss in which filling with concrete and fixing the lower end of the wall space steel truss on a lower integrate construction unit to form a mid rise building.
Description
Technical field
The invention belongs to building and building technology field thereof, relate in particular to the space fixing truss concrete building and the construction method thereof that are used for cast-in-situ concrete.
Background technology
The common structure system of building dwelling house at present has masonry structure, steel work, wooden construction, concrete structure (concrete structure type branch frame construction, frame structure, special-shape column structure, cast-in-situ steel reinforced concrete shear wall structure, prefabricated assembling concrete shear wall structure etc.).
Few at the China's timber natural resource, wooden construction is used few.Steel work is because the cost height is used also few.Though the masonry structure extensive use only is fit to build low layer or multistory building.
Concrete structure not only can be built low layer and multistory building, more is adapted to build highrise building.The tradition monolithic reinforced concrete structure needs assembling reinforcement at the scene, a template, form removal.On-the-spot recruitment is many, and the construction period is long.The prefabricated reinforced concrete shear wall structure member production plantization, has shortened the site operation cycle.Construction costs is higher relatively but in order to solve between the prefabricated units between the whole connectivity problem and prefabricated units seam crossing seepage problem etc.
In the patent of patent No. ZL200510125709.5, " concrete complex building of steel meshwork framework and construction method thereof " disclosed, this technology is made steel frame with light gauge cold-formed steel shape, substitutes traditional wooden form or steel form with expanded metal lath.At produce in factory steel mesh skeleton, on-site consolidation becomes steel meshwork framework, forms concrete seismic structural wall, earthquake resistant wall structure behind the reproduction pouring concrete.This structural system provides a kind of standardization, industrialization, mechanization, the higher concrete complex building of steel meshwork framework of integrated degree.But this structural system still exists following weak point:
The lattice steel that adopts in one, this steel meshwork framework is a 1.0mm-4.0mm clod wash lattice configuration steel member, its cross section is C shape, U-shaped, Z-shaped, on the web between two edges of a wing that are parallel to each other, evenly arrange and have hole, the periphery of hole has the reinforcement crimping, and the reinforcement crimping between two holes constitutes the U-shaped web member.This lattice steel manufacture craft relative complex, need punch press to go out hole in the steel sheet upper punch, again through the cold-bending forming machine bending forming, difference according to percent opening, have approximately and account for the cheet scrap that lattice steel gross weight 10%-15% is punched down, cause certain waste, and need to build special-purpose lattice steel production line, have high input, the cost of production height.
Two, the expanded metal lath that adopts in the above-mentioned steel meshwork framework is the cold worked fish scale net of galvanized steel plain sheet of thickness 0.3mm-0.6mm, bossed on the net at this fish scale, according to the bar shaped rib that a determining deviation is arranged in parallel, expanded metal lath plays partial fixing in the steel frame surface with described bar shaped costal process.This expanded metal lath is inoperative in structure stress, only uses as template, and cost is higher, has also increased the steel using amount in house.After concrete pouring finished, the expanded metal lath surface also need be carried out wet trade and plastered, and just can make surfacing, has increased operation, and took artificial.
Summary of the invention:
The object of the invention is to remedy the shortcoming and defect part of said structure system, particularly improve the manufacture craft and the job practices of concrete complex building of steel meshwork framework, propose a kind of space fixing truss concrete building and construction method thereof, have that processing is simple, small investment of production equipment, saving steel, reduce advantages such as working procedure and labour cost.
A kind of space fixing truss concrete building that the present invention proposes is characterized in that, is made of body of wall Steel Space Truss, floor space steel truss, solid model spare, free removal template and concrete; Described body of wall Steel Space Truss and floor space steel truss are interconnected to constitute the polyhedron Steel Space Truss, described Steel Space Truss forms space fixing truss with fixedly free removal template of a plurality of solid model spares, and fill concrete forms building unit in the described space fixing truss; A building unit, or a plurality of building unit constitutes the space fixing truss concrete building.
The present invention also proposes to adopt the construction method of above-mentioned space fixing truss concrete building, it is characterized in that, may further comprise the steps:
(1) is assembled into body of wall Steel Space Truss and floor space steel truss respectively with string wire bar and steel web member;
(2) lower end with the body of wall Steel Space Truss is fixed on the basis, with floor space steel truss and a plurality of body of wall Steel Space Truss formation polyhedron fixed with each other Steel Space Truss;
(3) use solid model spare that the free removal template is fixed on the polyhedron Steel Space Truss and form space fixing truss;
(4) fluid concrete in the cavity of the space fixing truss of free removal template sealing treats that concrete pouring finishes, and forms one deck monolithic architecture unit or one deck space fixing truss concrete building;
(5) repeatedly repeat (1) to (4), the lower end that will work as the body of wall Steel Space Truss of anterior layer is fixed on and forms multilayer overall space fixing truss concrete building on the lower floor monolithic architecture unit.
Characteristics of the present invention and effect thereof:
The present invention and existing concrete complex building of steel meshwork framework belong to same class formation system, are forming building unit based on basic building block, and it is identical with the prior art cardinal principle of this class formation system building unit to be built into the job practices of monolithic architecture; But to constructing the basic building block of this structural system core texture, carried out substantial improvement, be about to existing clod wash lattice configuration steel skeleton and carry out structural improvement at the fixing expanded metal lath of the external surface of clod wash lattice configuration steel skeleton; The main improvements of the present invention and prior art and the technique effect that brings are as follows:
The first, the present invention adopts steel or other material of conventional shape, substitute existing clod wash lattice steel part by simple processing, the space fixing truss that is fixedly connected into, it is about more than 15% that this kind space fixing truss is saved steel than the clod wash lattice configuration steel member of identical function, and the investment of the production line of tool member also significantly reduces.
The second, the present invention is with using building board instead of steel expanded metals always, form permanent non-dismantling formwork, it is more simple with combining of steel frame than existing expanded metal lath that building board is combined with space fixing truss, and plate surface do not need to carry out wet trade again and plasters, and saved working procedure and labour cost.
Description of drawings
Fig. 1 is the body of wall Steel Space Truss layout schematic diagram of one embodiment of the present of invention;
Fig. 2 is the 1-1 sectional drawing of Fig. 1;
Fig. 3 is a polyhedron space fixing truss phantom drawing of the present invention;
Fig. 4 is a L type edge member example structure floor map in the body of wall of the present invention;
Fig. 5 is a T type edge member example structure floor map in the body of wall of the present invention;
Fig. 6 is a kind of free removal template example structure schematic diagram of the present invention;
Fig. 7 is a kind of hollow free removal template example structure schematic diagram of the present invention;
Fig. 8 is a kind of composite disassembly-free removing template example structure schematic diagram of the present invention;
Fig. 9 is a body of wall Steel Space Truss elevational schematic view of the present invention;
Figure 10 is a body of wall space fixing truss elevational schematic view of the present invention;
Figure 11 is a floor space steel truss layout schematic diagram of the present invention;
Figure 12 is first kind of solid model spare example structure schematic diagram of the present invention;
Figure 13 is another example structure schematic diagram of first kind of solid model spare of the present invention;
Figure 14 is a solid model rope example structure schematic diagram of the present invention;
Figure 15 is first kind of solid model spare of the present invention and example structure schematic diagram after chord member of truss cooperates;
Figure 16 is second kind of solid model spare of the present invention and example structure schematic diagram after chord member of truss cooperates;
Figure 17 is the third solid model spare of the present invention and example structure schematic diagram after chord member of truss cooperates;
Figure 18 is the 4th a kind of solid model spare example structure schematic diagram of the present invention;
Figure 19 is the 5th a kind of solid model spare example structure schematic diagram of the present invention;
Figure 20 is that the 5th kind of solid model spare of the present invention cooperates back example structure schematic diagram with chord member of truss and free removal template;
Figure 21 is the 6th a kind of solid model spare example structure schematic diagram of the present invention;
Figure 22 is that the 6th kind of solid model spare of the present invention cooperates back example structure schematic diagram with chord member of truss and free removal template.
The specific embodiment
The space fixing truss concrete building that the present invention proposes reaches embodiment in conjunction with the accompanying drawings and is described in detail as follows:
The embodiments of the invention general structure as shown in Figure 1 and Figure 2, present embodiment is one 8 sheaf space fixing truss concrete building.Described building comprises: body of wall Steel Space Truss 1, floor space steel truss 2, free removal template 3, multiple solid model spare, solid model rope and concrete (not shown).Between each body of wall Steel Space Truss, link together by edge member 6 and coupling beam 7; Body of wall Steel Space Truss 1 and floor space steel truss 2 connect and compose the polyhedron Steel Space Truss, and Steel Space Truss forms space fixing truss with solid model spare or fixedly free removal template of solid model rope 3, and fill concrete forms building unit in the described space fixing truss.
Present embodiment constitutes one deck monolithic architecture unit by 10 building unit horizontal combination, each layer monolithic architecture unit superimposed formation multilayer space fixing truss concrete building that makes progress successively, the body of wall Steel Space Truss of monolithic architecture unit, upper strata is fixed on the body of wall Steel Space Truss of substrustion unit; The lower end of the body of wall Steel Space Truss of bottom building unit is fixed on the basis 13.The body of wall Steel Space Truss upper end of top building unit links to each other with the floor space steel truss as the roof.
The body of wall Steel Space Truss of present embodiment and the floor space steel truss mode of interconnecting are to adopt welding or conventional connector.Finally connect into overall structure by concrete.
The body of wall Steel Space Truss 1 of present embodiment and floor space steel truss 2 are welded by string wire bar 11 and steel web member 12, (promptly constitute the three-dimensional shape of body of wall or floor, again the thickness direction of a plurality of levels and the steel web member 12 of length direction be welded into whole body of wall Steel Space Truss 1 and floor space steel truss 2 with each string wire bar 11) by a plurality of string wire bars 11 of erectting; The two sides of body of wall Steel Space Truss 1 fixedly free removal template of solid model spare 3; The bottom surface of floor space steel truss 2 solid model spare 4 fixedly free removal templates 3; Described free removal template constitutes bottom surface to two sides of body of wall Steel Space Truss and floor space steel truss and constitutes and surround face, has formed space fixing truss, as shown in Figure 3.
Fig. 4 is the schematic cross-section that two body of wall Steel Space Truss link together by edge member 6 in the termination; Edge member 6 is made of vertical reinforcement 14 and horizontal stirrup connector, or adds that by vertical reinforcement vertical shaped steel and horizontal stirrup constitute, and also can adopt the edge member of known similar building structure; Fig. 5 is the schematic cross-section that a body of wall Steel Space Truss links together by edge member 6 in another body of wall Steel Space Truss middle part; Be exterior wall body space steel truss among Fig. 4, one of them side is fixing as interior metope for the solid model spare 4 by solid model spare plug 401, adopt the free removal template of solid slab or hollowcore slab 3, the free removal template of the composite plate 8 of adiabator layer is adopted as wall face in a side.Combine with interior wall body space steel truss for exterior wall body space steel truss among Fig. 5, wherein exterior wall body space steel truss side is as interior metope, be fixed with the free removal template of solid slab 3 or hollowcore slab, another side is fixed with the free removal template of the composite plate 8 of adiabator layer as wall face; The free removal template of solid slab 3 or hollowcore slab is all adopted in two sides of interior wall body space steel truss.Fill concrete 5 in the body of wall Steel Space Truss.
The free removal template of present embodiment can adopt gypsum plank, aerated concrete panel, GRC plate, plank, bamboo clappers, plastic plate, wood to mould any solid or hollowcore slab in the plate, or the composite plate of being combined by the multiple stacked stickup in the described different plates; The for example solid slab 3 of Fig. 6, or hollowcore slab as shown in Figure 73, or the composite plate 8 of adiabator layer is arranged as shown in Figure 8.
The structure of the body of wall Steel Space Truss 1 of present embodiment such as Fig. 9, shown in Figure 10, with the body of wall Steel Space Truss that has window as an example, other body of wall Steel Space Truss basic structure is identical among the figure.The body of wall Steel Space Truss of present embodiment can be formed by connecting by chord member of truss 11 and rectangle hollow shaped steel web member 12 square crossing weld bolts, and the cross sectional shape of described string wire bar and steel web member is circle, in-line, L shaped, U-shaped, C shape, hollow O shape or hollow rectangle; Wherein, the coupling beam 7 of window top for constituting by horizontal reinforcement and vertical stirrup, there is the joint 10 of reservation body of wall Steel Space Truss upper end, and this reservation joint 10 can adopt the reservation joint of one section reinforcing bar that stretches out or other known homogeneous structure; The window both sides constitute edge member 6; Body of wall Steel Space Truss both sides are provided with the connector 9 that links to each other with the neighboring walls Steel Space Truss, and this connector 9 can adopt the connector of horizontal stirrup connector or other known homogeneous structure; The Steel Space Truss of body of wall shown in Figure 10 both sides are by the fixing free removal template 3 of different solid model spares 4,403,404,405 and solid model rope 402 and solid model spare plug 401.
The structure of the floor space steel truss 2 of present embodiment as shown in figure 11, to have floor space steel truss that the stair mouth is made up of space truss chord member 11 and space truss web member 12 as an example, other floor space steel truss basic structure is identical among the figure.The floor space steel truss 2 of present embodiment can be formed by connecting by the chord member of truss 11 and rectangle hollow shaped steel web member 12 weld bolts of square crossing, and the cross sectional shape of described string wire bar and steel web member is circle, in-line, L shaped, U-shaped, C shape, hollow O shape or hollow rectangle; Represented the position of the body of wall Steel Space Truss that combines with it and represented connector 6 positions (referring to Fig. 1) between the body of wall Steel Space Truss with bold box among the figure with black block, top and the body of wall Steel Space Truss relevant position of floor space steel truss is provided with the reservation joint, the bottom surface is fixed with the free removal template, and leaves the connector that matches with the reservation joint of body of wall Steel Space Truss upper end; Described reservation joint and connector all can adopt the member of known similar building.
From top description as can be known, body of wall Steel Space Truss 1 is identical with the basic structure of floor space steel truss 2, and the main distinction is all fixedly free removal templates 3 of body of wall Steel Space Truss 1 both sides, floor space steel truss 2 fixedly free removal templates of bottom side 3.
When the steel web member of the thickness direction of floor of the present invention, body of wall Steel Space Truss is the hollow section web member, solid model spare can be rod-type solid model spare, as shown in Figure 12 and Figure 13, described rod-type solid model spare 4 adopts screwed reinforcing bar in two ends or plastic bar, reach the plug 401 (Figure 12) that screws togather with this reinforcing bar or plastic bar two ends, or adopt screwed T steel muscle of an end or plastic bar 4, reach the plug 401 (Figure 13) that screws togather with this reinforcing bar or plastic bar one end; The length of described reinforcing bar or plastic bar is greater than the length of described web member, so that after screwing togather in the web member of reinforcing bar or plastic bar insertion hollow and with plug, make solid model spare and the template thickness corresponding gap of string wire bar outside formation with described free removal, make the template insertion of described free removal also fixing therebetween, this solid model spare can be extracted out from the hollow section web member behind the space fixing truss fill concrete and reuse.
Above-mentioned solid model spare also can be rope type solid model spare, as shown in figure 14; Fixing in Figure 10 rightmost side free removal template with rope type solid model spare 402.Described rope type solid model spare 402 adopts wire rope or nylon rope etc., the certain spacing of being separated by on the free removal template gets out the hole that symmetry communicates, rope type solid model spare shuttles back and forth between the hole of both sides free removal template from left to right, from top to bottom by rows, is sewn on the free removal template on body of wall Steel Space Truss and the floor space steel truss and fixes with rope type solid model spare.
When the steel web member 12 of the thickness direction of Steel Space Truss has externally threaded reinforcing bar for two ends; Described solid model spare 401 can be the plate that has the internal thread hole that matches with described web member external screw thread, as shown in figure 15, two external thread sections of this reinforcing bar are in the outside of U-shaped (also can be circle, in-line, L shaped, C shape, hollow O shape or hollow rectangle) chord member of truss 11, screwing togather the back with solid model spare adapts with the gap of described string wire bar outside formation and the template thickness of described free removal, the template of described free removal is inserted therebetween, as shown in figure 15, leftmost side free removal template adopts this solid model spare 401 to fix among Figure 10.
When described thickness direction steel web member 12 is reinforcing bar or stripe shape band steel (also can be hollow O shape or hollow rectangle), described solid model spare can be the plate that is fixedly connected on this reinforcing bar or stripe shape band steel two ends, a plurality of steel web members are spaced and are fixed on two U-shapeds and (also can be circle, in-line, L shaped, C shape, hollow O shape or hollow rectangle) on the string wire bar 11, this solid model spare 404 and the template thickness corresponding gap of string wire bar 11 outsides formation with described free removal, the template of described free removal is inserted therebetween, as shown in figure 16, promptly adopt this solid model spare 404 to fix between the first free removal template in the leftmost side among Figure 10 and second free removal template.
When the steel web member 12 of described thickness direction was stripe shape band steel (also can be circle, L shaped, C shape), described solid model spare 405 also can be made up of the rectangular steel part that two relative thirty years of age sections are the T type; The two ends of each stripe shape band steel are separately fixed on the vertical plane of two rectangular steel parts of T type, the gap that the end face of the rectangular steel part of this T type and U-shaped (also can be circle, in-line, L shaped, C shape, hollow O shape or hollow rectangle) the string wire bar outside forms and the template thickness of described free removal adapt, the template of described free removal is inserted therebetween, as shown in figure 17, promptly adopt this solid model spare 405 to fix between the second free removal template in left side and the 3rd free removal template among Figure 10.
The concrete structure of the solid model spare among Figure 10 403 as shown in figure 18, solid model spare 403 is divided into two parts, interior nail is made of metal, a plastics umbrella of overcoat sleeve pipe.Penetrate free removal template and steel truss chord member and bore a hole, this solid model spare is penetrated in the hole, the interior nail of rotation solid model spare can be fixed on the free removal template on the space truss.The second free removal template in left side adopts this solid model spare to fix among Figure 10.
Another kind of solid model spare 406 embodiment of the present invention are made of metal, and concrete shape as shown in figure 19; Be formed by connecting by a T steel spare and a round-meshed dull and stereotyped steel part, the dull and stereotyped steel part of this solid model spare is fixed on U-shaped (also can be circle, in-line, L shaped, C shape, hollow O shape or the hollow rectangle) chord member 11 of steel truss, T steel spare fastens following free removal template 3, the free removal template 3 above holding up simultaneously.The free removal template is fixed on the space truss, as shown in figure 20.
Also a kind of solid model spare 407 embodiment of the present invention are made of metal, and concrete shape as shown in figure 21; This solid model spare is formed by connecting by the F shape steel part that a H shape steel part and keeps flat, and this solid model spare F shape steel part is inserted on solid U-shaped (also the can be C shape) web member 12 in the longitudinal direction; H shape steel part fastens following free removal template 3, the free removal template 3 above holding up simultaneously.The free removal template is fixed on the space truss, as shown in figure 22.
Basic building block of the present invention is the structure of space fixing truss, and this is the difference technical characterictic that forms essential distinction with prior art.
Said structure and compound mode and the existing concrete complex building of steel meshwork framework same class formation system of serving a ball, forming building unit based on basic component, and it is identical with the prior art cardinal principle of this class formation system building unit to be built into the job practices of monolithic architecture.
The construction method of the space fixing truss concrete of present embodiment building is according to following steps:
(1) is assembled into body of wall Steel Space Truss and floor space steel truss with string wire bar and steel web member; Described body of wall Steel Space Truss junction and body of wall Steel Space Truss have leaves a door unlocked in advance, all there is edge member the both sides of window opening mouth, and described edge member is made of vertical reinforcement and horizontal stirrup, or is made of vertical reinforcement, vertical shaped steel and horizontal stirrup; Leaving a door unlocked in advance of described body of wall Steel Space Truss, there is coupling beam the top of window opening mouth, and described coupling beam is made of horizontal reinforcement and vertical stirrup.
(2) with edge member each sheet body of wall Steel Space Truss is coupled together, edge member is made of vertical reinforcement and horizontal stirrup, or adds that by vertical reinforcement vertical shaped steel and horizontal stirrup constitute; The lower end of body of wall Steel Space Truss is fixed on the basis by reserving joint; Be overlapped on the floor space steel truss on the body of wall Steel Space Truss and weld together, form the polyhedron Steel Space Truss.
(3) with solid model spare or solid model rope, the bottom side that the free removal template is fixed on the floor space steel truss forms the floor space fixing truss; With solid model spare or solid model rope the both sides that the free removal template is fixed on the body of wall Steel Space Truss are formed the body of wall space fixing truss.
(4) fluid concrete in the cavity of the space fixing truss of free removal template sealing treats that concrete pouring finishes, and forms one deck monolithic architecture unit (also can form one deck space fixing truss concrete building).
(5) repeatedly repeat (1) to (4), the lower end that to work as the body of wall Steel Space Truss of anterior layer is fixed on the lower floor monolithic architecture unit by reserving joint, between levels monolithic architecture unit, the levels Steel Space Truss is linked together, form 8 layers of overall space fixing truss concrete building by reinforcing bar or other known connection steel part.
Claims (17)
1. a space fixing truss concrete building is characterized in that this building is made of body of wall Steel Space Truss, floor space steel truss, solid model spare, free removal template and concrete; Described body of wall Steel Space Truss and floor space steel truss are interconnected to constitute the polyhedron Steel Space Truss, described Steel Space Truss forms space fixing truss with fixedly free removal template of a plurality of solid model spares, and fill concrete forms building unit in the described space fixing truss; A building unit, or a plurality of building unit constitutes the space fixing truss concrete building.
2. space fixing truss concrete building according to claim 1, it is characterized in that, a described building unit, or a plurality of building units constitute space fixing truss concrete building and comprise: a building unit, or a plurality of building unit horizontal combination constitute one deck space fixing truss concrete building or one deck monolithic architecture unit, each layer monolithic architecture unit superimposed formation multilayer space fixing truss concrete building that makes progress successively, the body of wall Steel Space Truss of monolithic architecture unit, described upper strata is fixed on the body of wall Steel Space Truss of substrustion unit.
3. space fixing truss concrete building according to claim 1 is characterized in that described body of wall Steel Space Truss and the floor space steel truss mode of interconnecting are to adopt welding or connector.
4. space fixing truss concrete building according to claim 1, it is characterized in that described Steel Space Truss forms space fixing truss with fixedly free removal template of a plurality of solid model spares and comprises: the both sides of described body of wall Steel Space Truss fixedly free removal template of solid model spare; The bottom surface of described floor space steel truss fixedly free removal template of solid model spare; Described free removal template constitutes the face that surrounds to the bottom surface of two sides of body of wall Steel Space Truss and floor space steel truss, has formed space fixing truss.
5. according to claim 1 or 4 described space fixing truss concrete buildings, it is characterized in that, described free removal template adopts gypsum plank, aerated concrete panel, GRC plate, plank, bamboo clappers, plastic plate, wood to mould any solid or hollowcore slab in the plate, or the composite plate of being combined by the multiple stacked stickup in the described different plates.
6. space fixing truss concrete building according to claim 1 is characterized in that described body of wall Steel Space Truss and floor space steel truss are welded by the steel web member of a plurality of string wire bars and a plurality of thickness directions and the steel web member of a plurality of length directions; The cross sectional shape of described string wire bar and steel web member is circle, in-line, L shaped, U-shaped, C shape, hollow O shape or hollow rectangle; Adopt welding or bolt to be connected to form space truss between string wire bar and the steel web member.
7. space fixing truss concrete building according to claim 6 is characterized in that described solid model spare is a rod-type solid model spare; Described rod-type solid model spare adopts screwed reinforcing bar in two ends or plastic bar, reaches the plug that screws togather with this reinforcing bar or plastic bar two ends, or adopts screwed T steel muscle of an end or plastic bar, reaches the plug that screws togather with this reinforcing bar or plastic bar one end; The length of described reinforcing bar is greater than the length of the web member of thickness direction, so that after screwing togather in the web member of the hollow of reinforcing bar insertion thickness direction and with plug, make the corresponding gap of template thickness of formation of solid model spare and the string wire bar outside and described free removal, make the template of described free removal insert also fixing therebetween.
8. space fixing truss concrete building according to claim 6 is characterized in that described solid model spare is a rope type solid model spare; Described rope type solid model spare adopts wire rope or nylon rope, the certain spacing of being separated by on the free removal template gets out the hole that symmetry communicates, rope type solid model spare shuttles back and forth between the hole of both sides free removal template from left to right, from top to bottom by rows, is sewn on the free removal template on body of wall Steel Space Truss and the floor space steel truss and fixes with rope type solid model spare.
9. space fixing truss concrete building according to claim 6 is characterized in that the steel web member of described thickness direction is that two ends have externally threaded reinforcing bar; Described solid model spare is the plate that has the internal thread hole that matches with described web member external screw thread, two external thread sections of this reinforcing bar are in the outside of space truss chord member, screw togather the back with solid model spare and adapt, the template of described free removal is inserted therebetween with the gap of described chord member outside formation and the template thickness of described free removal.
10. space fixing truss concrete building according to claim 6, it is characterized in that, the steel web member of described thickness direction is reinforcing bar or stripe shape band steel, described solid model spare is the plate that is fixedly connected on this reinforcing bar or stripe shape band steel two ends, these a plurality of steel web members are spaced and are fixed on the string wire bar, this each solid model spare and the template thickness corresponding gap of string wire bar outside formation with described free removal insert therebetween the template of described free removal.
11. space fixing truss concrete building according to claim 6 is characterized in that the steel web member of described thickness direction is the stripe shape band steel, described solid model spare is made up of the rectangular steel part that two relative thirty years of age sections are the T type; The two ends of each stripe shape band steel are separately fixed on the web of two rectangular steel parts of T type, and the gap that the edge of a wing of the rectangular steel part of this T type and the string wire bar outside form and the template thickness of described free removal adapt, and the template of described free removal is inserted therebetween.
12. space fixing truss concrete building according to claim 6 is characterized in that described solid model spare is formed by connecting by a T steel spare and a round-meshed dull and stereotyped steel part, wherein, the outer face of the web of T steel spare links to each other with a side of dull and stereotyped steel part; Or be formed by connecting by the F shape steel part that a H shape steel part and keeps flat, wherein, the outside on the F shape steel part edge of a wing links to each other with an edge of a wing of H shape steel part, and the web of the F shape steel part edge of a wing and H shape steel part is in same horizontal plane.
13. space fixing truss concrete building according to claim 1, it is characterized in that, described body of wall Steel Space Truss comprises exterior wall body space steel truss and interior wall body space steel truss, additional one deck heat insulating material on the free removal template in this exterior wall body space steel truss outside, the space fixing truss concrete that has outer heat insulation function with final formation is built.
14. the construction method of a space fixing truss concrete building is characterized in that this method may further comprise the steps:
(1) is assembled into body of wall Steel Space Truss and floor space steel truss respectively with string wire bar and steel web member;
(2) lower end with the body of wall Steel Space Truss is fixed on the basis, with floor space steel truss and a plurality of body of wall Steel Space Truss formation polyhedron fixed with each other Steel Space Truss;
(3) use solid model spare that the free removal template is fixed on the polyhedron Steel Space Truss and form space fixing truss;
(4) fluid concrete in the cavity of the space fixing truss of free removal template sealing treats that concrete pouring finishes, and forms one deck monolithic architecture unit or one deck space fixing truss concrete building;
(5) repeatedly repeat (1) to (4), the lower end that will work as the body of wall Steel Space Truss of anterior layer is fixed on and forms multilayer overall space fixing truss concrete building on the lower floor monolithic architecture unit.
15. the building method of a kind of space fixing truss concrete building according to claim 14 is characterized in that, in the described step (1) the body of wall Steel Space Truss have in advance leave a door unlocked, the window opening mouth; Described body of wall Steel Space Truss is left a door unlocked in advance, there is coupling beam the top of window opening mouth, and described coupling beam is made of horizontal reinforcement and vertical stirrup.
16. the construction method of a kind of space fixing truss concrete building according to claim 14, it is characterized in that, body of wall Steel Space Truss junction and the body of wall Steel Space Truss is left a door unlocked in advance, all there is edge member the both sides of window opening mouth in the described step (2), described edge member is made of vertical reinforcement and horizontal stirrup, or adds that by vertical reinforcement vertical shaped steel and horizontal stirrup constitute.
17. the construction method of a kind of space fixing truss concrete building according to claim 14 is characterized in that, by connecting steel part the levels Steel Space Truss is linked together between levels monolithic architecture unit in the described step (5).
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| Application Number | Priority Date | Filing Date | Title |
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| CN2009100924704A CN101654925B (en) | 2009-09-15 | 2009-09-15 | Space fixing truss concrete construction and construction method thereof |
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| CN101736809B (en) | 2010-01-29 | 2011-05-11 | 清华大学建筑设计研究院 | Spatial light steel reinforced concrete frame building and construction method thereof |
| CN102011496B (en) * | 2010-11-09 | 2012-08-15 | 夏昌 | Assembled high-rise or super high-rise residential building with high safety and comfort |
| CN104647862A (en) * | 2013-11-18 | 2015-05-27 | 哈尔滨欧麦克科技开发有限公司 | Manufacturing method of decoration-free building decorative plate |
| CN106545083A (en) * | 2016-12-27 | 2017-03-29 | 阿博建材（昆山）有限公司 | A kind of building frame |
| CN106759855A (en) * | 2016-12-29 | 2017-05-31 | 上海建工集团股份有限公司 | The connecting node and its construction method of prefabricated concrete hollow slab |
| CN106968435A (en) * | 2017-03-20 | 2017-07-21 | 天津大学 | A kind of formwork reinforcement system of L-type shear wall with short piers one-piece casting construction |
| CN107882218A (en) * | 2017-10-11 | 2018-04-06 | 中清大科技股份有限公司 | Modular solid model shear wall slab and preparation method thereof |
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