CN103572874A - Method for constructing reinforced concrete composite floor slab of steel frame house - Google Patents

Method for constructing reinforced concrete composite floor slab of steel frame house Download PDF

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Publication number
CN103572874A
CN103572874A CN201310589811.5A CN201310589811A CN103572874A CN 103572874 A CN103572874 A CN 103572874A CN 201310589811 A CN201310589811 A CN 201310589811A CN 103572874 A CN103572874 A CN 103572874A
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CN
China
Prior art keywords
steel frame
prefabricated
precast plate
construction
reinforced concrete
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Application number
CN201310589811.5A
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Chinese (zh)
Inventor
褚云朋
姚勇
罗能
高红伟
徐刚
张兆强
陈代果
邓勇军
张兰芬
杨小攀
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西南科技大学
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Application filed by 西南科技大学 filed Critical 西南科技大学
Priority to CN201310589811.5A priority Critical patent/CN103572874A/en
Publication of CN103572874A publication Critical patent/CN103572874A/en

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Abstract

The invention provides a method for constructing a reinforced concrete composite floor slab of a steel frame house. The method is characterized by including the steps of firstly, constructing a steel frame of the house, and arranging studs (2) on steel beams (1) of the steel frame; secondly, preparing precast slabs corresponding to the steel frame, reserving preformed holes (11) matched with the studs (2) in the two ends of each precast slab, and reserving transverse rabbet grooves (5) and longitudinal rabbet grooves (6) in the front face of each precast slab; thirdly, paving the two steal beams (1) where the floor slab needs to be constructed with the precast slabs (3,4) with the front faces facing upward, and matching the studs (2) at the two ends of the precast slab (3) and the two ends of the precast slab (4) into the preformed holes (11); fourthly, paving the transverse rabbet grooves (5) and the longitudinal rabbet grooves (6) with reinforcing steel bars (8,9); fifthly, forming the composite floor slab by pouring concrete cast-in-place layers (12) onto the precast slabs; sixthly, forming the floor slab of the steel frame house after maintenance and fitment are conducted.

Description

The construction method of the reinforced concrete laminated floor slab of building of steel frame construction

One, technical field

The invention belongs to building structure technology field, relate to a kind of novel building of steel frame construction, be specially a kind of construction method of reinforced concrete laminated floor slab of the building of steel frame construction with tenon tenon mouth.

Two, background technology

Steel house dead load is light, anti-seismic performance good, during construction, do not need large-scale construction equipment, member is convenient to batch production processing, energy-conservation, save land, material-saving, environmental protection, be conducive to building construction industrialization, and there is the series of advantages such as short construction period, comprehensive benefit be good, be well suited for adopting in building construction.But this structural system floor generally adopts in-situ reinforced concrete slab or composite deck slabs, cast-in-situ floor good integrity, but need on-the-spot formwork, after concreting, need to carry out maintenance, long construction period, template waste is large, has increased construction cost.The profiled sheet of composite deck slabs bottom surface need to be brushed rustproof paint and fireproof paint, and need to add temporary supporting during construction casting concrete, and construction cost is higher.Comparatively speaking, precast floor slab does not need on-the-spot formwork, and short construction period, cost are low, but prefabricated units are from great, lifting difficulty, and member splicing position easily produces crack, and to impervious unfavorable, globality is poor.Since nineteen eighty, a large amount of reinforced concrete prefabricated boards that adopt in masonry structure building, because curtailment is on the wall taken in precast floor slab end, between reinforcing bar, anchored force is inadequate, a little less than constraint, during earthquake, cause a large amount of floors to come off from masonry wall, thereby caused mass casualties each other.Number of patent application is 201110005604.1, name is called a kind of patent of reinforced concrete hollow floor, a kind of reinforced concrete hollow floor is disclosed, comprise precast member for reinforcing bar concrete, cast-in-situ concrete, prefabricated units are comprised of prefabricated panel, prefabricated sidewall, prefabricated top board, make prefabricated units convenient transportation, easy excision forming, be convenient to batch production production.But this kind of floor used in steel house, to exist between floor and girder steel and is connected weak problem.

Laminated floor slab is a kind of New Floor Slab manufacture craft that prefabricated and cast-in-place two kinds of floor molding modes are combined.Superimposed sheet, in work progress, is first laid prefabricated panel in bottom, and while building layer concrete, bottom precast plate can play the effect of template, after top concrete curing completes.Two parts concrete folding forms integral body and bears external load.But current superimposed sheet exists the poor problem of collaborative work between precast plate and cast-in-situ concrete setting course to can not get fine solution.Therefore, study a kind of floor of the novel rapid construction that is applicable to steel house extremely urgent.

Joinery and its construction is that to take timber, brick and tile be main constructional materials to Chinese ancient architecture, take timber-frame structure as main frame mode, and frame mode, is built and is formed by main members such as column, crossbeam, suitable purlins, node between each member matches with Tenon, forms whippy framework.Tenon is very exquisite invention, this member connected mode, make the traditional wooden construction of China become the special flexible structure body that has surmounted Contemporary Architecture framed bent, framework or rigid frame, not only can bear larger load, and permission produces certain distortion, under seismic load, by distortion, absorb certain seismic energy, reduce the seismic response of structure.

Three, summary of the invention

The object of the invention is to try hard to traditional joinery and its construction wood Building technology and Modern Steel Structure building construction technology are applied in steel reinforced concrete assembling superstructure, design a kind of construction method of the reinforced concrete laminated floor slab building of steel frame construction with tenon tenon mouth.

Concrete technical scheme of the present invention is:

The construction method of reinforced concrete laminated floor slab, it is characterized in that:

A, build house steel frame according to a conventional method, and at the gooseneck upper surface spaced set peg of steel frame;

The reinforced concrete floor precast plate that B, preparation polylith and steel frame adapt, the preformed hole coordinating with peg is left at precast plate two ends, and the horizontal tenon mouth groove of many rows and the longitudinal tenon mouth of multiple row groove are left in precast plate front, prepare enough reinforcing bars, cement, sandstone;

C, first precast plate faced up to tiling to two goosenecks that need to build floor, precast plate two ends peg is engaged in preformed hole, be close to again first precast plate second precast plate faced up and be laid on gooseneck side by side, until be paved with setting flooring;

D, at horizontal tenon mouth groove with longitudinally laying reinforcing bar in tenon mouth groove;

E, then on precast plate, by the preparation method of Bars In Poured Concrete Slab, build in-situ layer and just form reinforced concrete laminated floor slab;

After F, maintenance in accordance with regulations, finishing, can form building of steel frame construction.

Wherein, laterally tenon mouth groove and many longitudinally cross sectional shapes of tenon mouth groove are all interior large outer little back taper grooves, and the bottom of in-situ layer and cone tank form hooking tenon structure.

Further scheme is: precast plate is divided into prefabricated end plate and prefabricated middle edges of boards, and prefabricated end plate is laid on floor both sides, and prefabricated middle edges of boards are laid between the prefabricated end plate in both sides.

Further scheme is: in the middle of prefabricated, edges of boards both sides are provided with half groove.

In the present invention, peg can adopt welding or other modes to be fixed on gooseneck.Tenon mouth groove can increase the adhesion between precast plate and in-situ layer, solves the little problem of adhesion between the cast-in-place and prefabricated panel of common superimposed sheet, improves the ability of interlayer collaborative work.

In practice, also can utilize the end reinforced formwork in tenon mouth groove, by reinforcing bar, provide pulling force to guarantee the connection reliability of two Side Templates, then monobloc cast concrete.

After two prefabricated panel splicings, two and half grooves form a complete groove, after building top concrete, make the precast plate of the right and left form an integral body, concrete the building in top can well be filled up two gaps between base plate, the existence of groove has changed the permeation pathway of water, and waterproof impervious characteristic aspect can obviously be improved.

Advantage of the present invention is:

(1) tenon mouth groove can strengthen the ability of collaborative work between New-old concrete; (2) precast plate batch production processing, quick construction, unfailing performance is good, cost is low, superior performance.When building top concrete, except building surrounding needs formwork supporting plate, bottom no longer needs extra template, has reduced the use amount of template; At the bottom of not needing to arrange plate, do not support, reduced working procedure, improved speed of application.(3) the present invention considers the construction of pipeline in building structure, utilizes the tenon mouth groove or half groove that on base plate, exist when carrying out pipeline construction, facilitates pipeline to pass through.(4) the present invention is conducive to realize structural steel design modularization, suitability for industrialized production, construction standardization, and then can promote the industrialization process of steel house.(5) the overlapping layers concrete watering after can be constructed after house construction finishes together with floor floor tile during finishing, improves speed of application, reduces construction link.(6) lower floor of the present invention precast plate is provided with tenon mouth groove, can improve the ability of collaborative work between New-old concrete, and has changed the permeation pathway of flooring water, and corrosion of steel bar in antiseepage and plate is played to good preventive and therapeutic effect.

Four, accompanying drawing explanation

Fig. 1 is the schematic three dimensional views of laminated floor slab in the present invention.

Fig. 2 is prefabricated end plate schematic three dimensional views in the present invention.

Fig. 3 is prefabricated end plate longitudinal profile schematic diagram in the present invention.

Fig. 4 is prefabricated end plate horizontal section schematic diagram in the present invention.

Fig. 5 is prefabricated intermediate plate schematic three dimensional views in the present invention.

Fig. 6 is prefabricated intermediate plate longitudinal profile schematic diagram in the present invention.

Fig. 7 is prefabricated intermediate plate horizontal section schematic diagram in the present invention.

Fig. 8 is the schematic diagram of pre-embedded bolt on the beam in invention.

In figure: 1-gooseneck, 2-peg, the prefabricated end plate of 3-, the prefabricated intermediate plate of 4-, the horizontal tenon mouth of 5-groove, the longitudinal tenon mouth of 6-groove, 7-half groove, 8-transverse reinforcement, 9-longitudinal reinforcement, reinforcing bar in 10-precast plate, 11-preformed hole, 12-concrete cast-in-situ layer.

Five, the specific embodiment:

Below in conjunction with accompanying drawing, the present invention is described further, but the invention is not restricted to the following example.

As shown in Figure 1, Figure 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8, a kind of construction method of reinforced concrete laminated floor slab of building of steel frame construction, is characterized in that:

A, build house steel frame according to a conventional method, and at the gooseneck 1 upper surface spaced set peg 2 of steel frame;

The reinforced concrete floor precast plate that B, preparation polylith and steel frame adapt, the preformed hole 11 coordinating with peg 2 is left at precast plate two ends, the horizontal tenon mouth groove 5 of many rows and the longitudinal tenon mouth of multiple row groove 6 are left in precast plate front, prepare enough reinforcing bars 8 or 9, cement, sandstone;

C, first precast plate faced up to tiling to two goosenecks 1 that need to build floor, precast plate two ends peg 2 is engaged in preformed hole 11, be close to again first precast plate second precast plate faced up and be laid in side by side on gooseneck 1, until be paved with setting flooring;

D, at horizontal tenon mouth groove 5 with longitudinally laying reinforcing bar 8 or 9 in tenon mouth groove 6;

E, then on precast plate, the preparation method concreting in-situ layer 12 by Bars In Poured Concrete Slab just forms reinforced concrete laminated floor slab;

After F, maintenance in accordance with regulations, finishing, just form the floor of building of steel frame construction.

Wherein, laterally tenon mouth groove 5 and many longitudinally cross sectional shapes of tenon mouth groove 6 are all interior large outer little back taper grooves, and the bottom of concrete cast-in-situ layer 12 and cone tank form hooking tenon structure.Precast plate is divided into prefabricated end plate 3 and prefabricated middle edges of boards 4, and prefabricated end plate 3 is laid on floor both sides, and prefabricated middle edges of boards 4 are laid between the prefabricated end plate 3 in both sides, and prefabricated middle edges of boards 4 both sides are provided with half groove 7.

Claims (3)

1. a construction method for the reinforced concrete laminated floor slab of building of steel frame construction, is characterized in that:
A, build house steel frame according to a conventional method, and at gooseneck (1) the upper surface spaced set peg (2) of steel frame;
The reinforced concrete floor precast plate (3,4) that B, preparation polylith and steel frame adapt, the preformed hole (11) coordinating with peg (2) is left at precast plate (3,4) two ends, many row's horizontal tenon mouth grooves (5) and the longitudinal tenon mouth of multiple row groove (6) are left in precast plate (3,4) front, prepare enough reinforcing bars (8,9), cement, sandstone;
C, first precast plate (3,4) faced up to tiling to two goosenecks (1) that need to build floor, precast plate (3,4) two ends pegs (2) are engaged in preformed hole (11), be close to again first precast plate (3,4) second precast plate (3,4) faced up and be laid in side by side gooseneck (1) above, until be paved with setting flooring;
D, at horizontal tenon mouth groove (5) and longitudinal laying reinforcing bar (8,9) in tenon mouth groove (6);
E, then on precast plate (3,4), by the preparation method of Bars In Poured Concrete Slab, build in-situ layer (12) and just form reinforced concrete laminated floor slab;
After F, maintenance in accordance with regulations, finishing, just form the floor of building of steel frame construction;
Wherein, laterally tenon mouth groove (5) and many longitudinally cross sectional shapes of tenon mouth groove (6) are all interior large outer little back taper grooves, and the bottom of concrete cast-in-situ layer (12) and cone tank form hooking tenon structure.
2. the construction method of the reinforced concrete laminated floor slab of building of steel frame construction according to claim 1, it is characterized in that: precast plate (3,4) is divided into prefabricated end plate (3) and prefabricated middle edges of boards (4), prefabricated end plate (3) is laid on floor both sides, and prefabricated middle edges of boards (4) are laid between the prefabricated end plates in both sides (3).
3. the construction method of the reinforced concrete laminated floor slab of building of steel frame construction according to claim 2, is characterized in that: in the middle of prefabricated, edges of boards (4) both sides are provided with half groove (7).
CN201310589811.5A 2013-11-21 2013-11-21 Method for constructing reinforced concrete composite floor slab of steel frame house CN103572874A (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105887649A (en) * 2016-04-21 2016-08-24 浙江交通职业技术学院 Steel-concrete local prefabricated simply supported superposed beam structure adopting layering stud connector and manufacturing technique thereof
CN106481007A (en) * 2016-11-11 2017-03-08 浙江绿筑建筑系统集成有限公司 Assembled flooring construction module and preparation method thereof
CN106592965A (en) * 2016-12-26 2017-04-26 中建四局第六建筑工程有限公司 Quick support system of high-rise steel structure house composite floor slab

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH610977A5 (en) * 1977-04-04 1979-05-15 Baupres Ag Joist for the construction of floors
CN2185289Y (en) * 1992-12-01 1994-12-14 熊建中 Tenon-shaped double rib slab of prefabricated concrete
CN1924233A (en) * 2006-09-28 2007-03-07 邱则有 Superimposed plate
EP1614823B1 (en) * 2004-07-09 2008-01-23 Sicilferro Torrenovese S.r.L. Reinforcement form, in particular for making cross-ribbed reinforced floors, and related floor
US20100024332A1 (en) * 2006-05-17 2010-02-04 Trevor Valaire Structural element and methods of use thereof
CN202430877U (en) * 2011-11-28 2012-09-12 美建建筑系统(中国)有限公司 Continuous superposed beam used for steel structure
JP2012533696A (en) * 2009-07-17 2012-12-27 ノアレス オリバー, ホセ ラモンNOALES OLIVER, Jose Ramon Top slab for floor construction

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH610977A5 (en) * 1977-04-04 1979-05-15 Baupres Ag Joist for the construction of floors
CN2185289Y (en) * 1992-12-01 1994-12-14 熊建中 Tenon-shaped double rib slab of prefabricated concrete
EP1614823B1 (en) * 2004-07-09 2008-01-23 Sicilferro Torrenovese S.r.L. Reinforcement form, in particular for making cross-ribbed reinforced floors, and related floor
US20100024332A1 (en) * 2006-05-17 2010-02-04 Trevor Valaire Structural element and methods of use thereof
CN1924233A (en) * 2006-09-28 2007-03-07 邱则有 Superimposed plate
JP2012533696A (en) * 2009-07-17 2012-12-27 ノアレス オリバー, ホセ ラモンNOALES OLIVER, Jose Ramon Top slab for floor construction
CN202430877U (en) * 2011-11-28 2012-09-12 美建建筑系统(中国)有限公司 Continuous superposed beam used for steel structure

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105887649A (en) * 2016-04-21 2016-08-24 浙江交通职业技术学院 Steel-concrete local prefabricated simply supported superposed beam structure adopting layering stud connector and manufacturing technique thereof
CN106481007A (en) * 2016-11-11 2017-03-08 浙江绿筑建筑系统集成有限公司 Assembled flooring construction module and preparation method thereof
CN106592965A (en) * 2016-12-26 2017-04-26 中建四局第六建筑工程有限公司 Quick support system of high-rise steel structure house composite floor slab

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Application publication date: 20140212

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