CN104005502A - Prefabricated and light floor cover plate and industrialized building house floor plate structure - Google Patents
Prefabricated and light floor cover plate and industrialized building house floor plate structure Download PDFInfo
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- CN104005502A CN104005502A CN201410185369.4A CN201410185369A CN104005502A CN 104005502 A CN104005502 A CN 104005502A CN 201410185369 A CN201410185369 A CN 201410185369A CN 104005502 A CN104005502 A CN 104005502A
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Abstract
The invention discloses a prefabricated and light floor cover plate and an industrialized building house floor plate structure. The prefabricated and light floor cover plate comprises a facing layer, light packing layers where light packing blocks on the back face of the facing layer are arranged and bonding piece for fixing the facing layer and the light packing layers in a locating mode, steel reinforcement framework sheets are arranged between the light packing blocks, steel reinforcement meshes are laid at the backs of the light packing layers, and concrete structure layers are poured at the backs of the light packing layers and extend to gaps between the light packing layers to enable the facing layer, the steel reinforcement meshes, the steel reinforcement framework sheets and the light packing layers to be bonded to form a whole. The industrialized building house floor plate structure comprises a plurality of prefabricated and light floor cover plates transversely and fixedly arranged on a supporting beam, prefabricated lower sunk grooves, prefabricated balcony assemblies and cast-in-place concrete connecting pieces. The industrialized building house floor plate structure is simple in construction process and has the advantages of being light in weight, high in anti-shocking capacity, safe and the like.
Description
Technical field
The present invention relates to building bearing floor plated construction, relate in particular to a kind of prefabricated lightweight floor structure and industrialized building house floor slab structure.
Background technology
Along with the development of economic society, the especially development of real estate industry, the construction demand of the buildings such as house and office space is increasing.In the past and Present Domestic construction market substantially remain and adopt traditional reinforced concrete structure, adopt various trowel used for plastering soil materials and taking situ wet operation as main mode of construction.This traditional form of construction work comprises the multiple working procedures such as formwork built, fluid concrete and maintenance, masonry panel and floated finish, with the reinforced concrete structure house of building.While there is long construction period, work consuming in this mode of construction, consumptive material, power consumption, water consumption, conduct oneself with dignity heavier and produce the problems such as air pollution, noise pollution.The problem existing for solving this mode of construction, on market, carry out the precast rc slab that a kind of side fascia is the reinforced concrete building of inner deposited and outer hung (being P.C plate), save to a certain extent the engineering time, reach the object that reduces energy consumption, but use precast rc slab just to reduce this operation of construction of side fascia, except plug-in precast rc slab, scene still has many workloads that need wet construction, and construction cost goes up not down, be unfavorable for further popularization.
In the face of the situation of builing industry technological lag, country does (2013) 1# literary composition with promulgated by the State Council and forwards " green building action scheme ", requires conscientiously to change town and country construction pattern and construction industry development mode with the Scientific Outlook on Development." green building action scheme " is to set about from promoting industrialization of construction industry, to realize preferably energy-conservation in house building course, is conducive to select various green structural materials and product.In the implementation process of " green construction action scheme ", adopting steel work is that house architectural structure stress system is a kind of Important Action of implementing industrialization of construction industry.Steel structure member is the product of intense industrialization, and steel are also the reproducible materials of energy-saving circulation, therefore substituting traditional reinforced concrete structure stress system using steel work as house architectural structure stress system is an important direction that promotes industrialization of construction industry, can reach to a certain extent the object of time-saving energy-saving in architectural process.
In the building course of steel building, still need the construction of a large amount of situ wet operations, especially the construction of the floor plates between floor and floor, adopting situ wet operation to lay floor plates process need uses a large amount of timber to do soffit formwork and backing material, and lay a certain amount of reinforcing bar and make the integral rigidity of floor plates and intensity meet the needed all technical of national existing adjusting specification, last fluid concrete makes its sclerosis.The deadweight of the steel concrete floor slab structure that this traditional approach obtains, be about 600kg/ ㎡ (not comprising the deadweight of post, girder, shear wall) containing reinforcing bar and all deadweights of flooring, conduct oneself with dignity heavier and do not reach the requirement of " energy-conservation, material-saving, save land, economize on water, reduce discharging environmental protection " in " green building action scheme ".
Summary of the invention
The technical problem to be solved in the present invention is, for the defect of prior art, provides a kind of prefabricated lightweight floor structure and industrialized building house floor slab structure.
The technical solution adopted for the present invention to solve the technical problems is: a kind of prefabricated lightweight floor structure, comprise finish coat, be arranged at the described finish coat back side by some light filling pieces light filling layer forming of arranging, for described finish coat and described light filling layer are located to fixing cementation part, between described light filling piece, insert cage of reinforcement sheet, after described light filling layer, be equipped with reinforced mesh, described light filling layer after-pouring has concrete structure layer, and described concrete structure layer extends to gap between described light filling layer and by described finish coat, reinforced mesh, cage of reinforcement sheet and light filling layer cementation shape are in aggregates.
Preferably, described floor structure also comprises the preheating embedding line being arranged between described light filling piece.
The present invention also provides a kind of industrialized building house floor slab structure, comprise and laterally arrange and be fixed on the prefabricated lower deep gouge of the some prefabricated lightweight floor structure on brace summer, position, corresponding washroom and the prefabricated balcony assembly of corresponding balcony position, described prefabricated lightweight floor structure, prefabricated lower deep gouge and prefabricated balcony assembly are bearing on described brace summer; Between described prefabricated lightweight floor structure and described prefabricated balcony assembly, be connected by cast-in-place concrete connector between described prefabricated lightweight floor structure and described prefabricated lower deep gouge and between adjacent described prefabricated lightweight floor structure.
Preferably, described prefabricated lightweight floor structure comprises finish coat, be arranged at the described finish coat back side by some light filling pieces light filling layer forming of arranging, for described finish coat and described light filling layer are located to fixing cementation part, between described light filling piece, insert cage of reinforcement sheet, after described light filling layer, be equipped with reinforced mesh, described light filling layer after-pouring has concrete structure layer, and described concrete structure layer extends to gap between described light filling layer and by described finish coat, reinforced mesh, cage of reinforcement sheet and light filling layer cementation shape are in aggregates.
Preferably, described prefabricated lightweight floor structure also comprises the preheating embedding line being arranged between described light filling piece.
Preferably, described prefabricated lower deep gouge comprises the support of described brace summer upper end face and the sinking portion of sinking with respect to described brace summer upper end face of being bearing in; Described prefabricated lower deep gouge is integral prefabricated integral.
Preferably, described prefabricated balcony assembly comprise the placing part of bearing on described brace summer with do not contact with described brace summer for the concrete flanging portion of balcony balustrade is installed, in described concrete flanging portion, be provided with support crossbeam; Described prefabricated balcony assembly is integral prefabricated integral.
Preferably, described concrete connector comprises spaced multiple the first connecting reinforcement, is fixed on multiple second connecting reinforcements of described brace summer and cast-in-place concrete articulamentum; Described concrete articulamentum is by aggregates to described multiple the first connecting reinforcements and described multiple the second connecting reinforcement cast shape; Described the first connecting reinforcement comprises Part I and Part II, and described Part I is embedded in described prefabricated lightweight floor structure, prefabricated lower deep gouge or prefabricated balcony assembly; Described Part II stretches out respectively described prefabricated lightweight floor structure, prefabricated lower deep gouge or prefabricated balcony assembly, and is cast in described concrete articulamentum.
Preferably, the periphery of described prefabricated lightweight floor structure, prefabricated lower deep gouge and prefabricated balcony assembly is up-narrow and down-wide tongue-and-groove structure.
The present invention compared with prior art tool has the following advantages: prefabricated lightweight floor structure provided by the present invention, between finish coat and concrete structure layer, lay light filling layer, make it in the situation that thering is equal stiffness, intensity (bearing capacity) with conventional steel reinforced concrete floor plates, have advantages of from heavy and light, and there is the jamming-proof effect of good sound insulation.Wherein, finish coat is for finial, and after prefabricated lightweight floor structure is installed, roof is decorated, finish coat directly and concrete structure layer make integrative-structure, without construction at the scene, greatly save the engineering time, and in the time that concrete structure layer is manufactured, because concrete oozes between people's light filling piece, fixed after and finish coat become entirety, the fixing fastness of finish coat is pasted compared to existing technology at the scene more firm by cement mortar, difficult drop-off.And finish coat is arranged in advance in factory, the more convenient manufacture of carrying out various styles, shape of energy, makes finish coat range of application wider, adopts more different materials.Light filling layer adopts light material, can reduce on the one hand the weight of whole prefabricated lightweight floor structure, light filling layer has also played sound absorption on the other hand, compare existing floor structure, can greatly reduce the noise jamming between floor, by evidence, prefabricated lightweight floor structure reducing noise 20-40% of the present invention.
In addition, manufacture in advance in factory, can make the higher and stable equilibrium more of prefabricated lightweight floor structure quality, dimensional accuracy is higher, is easy to site operation.Concrete structure layer and cage of reinforcement sheet, reinforced mesh acting in conjunction, can improve the crack resistance of concrete structure layer.
Industrialized building provided by the present invention house floor slab structure, the prefabricated lightweight floor structure of suitability for industrialized production, prefabricated lower deep gouge and prefabricated balcony assembly are bearing on the brace summer of steel building, re-using cast-in-place concrete connector is fixedly connected with prefabricated lightweight floor structure, prefabricated lower deep gouge, prefabricated balcony assembly and brace summer, to complete the construction of whole floor plates, Present Domestic External building industry does not also have this floor slab structure form.This industrialized building house floor slab structure work progress is simple, only need install at the scene, splice and process and ground surface construction, and work progress is consuming time short and reach energy-conservation, material-saving, save land, economize on water and reduce discharging the green building requirement of environmental protection; And the feature such as this industrialized building house floor slab structure has that quality is light, seismic force strong, safety.
Brief description of the drawings
Below in conjunction with drawings and Examples, the invention will be further described, in accompanying drawing:
Fig. 1 is the structural representation of prefabricated lightweight floor structure in the embodiment of the present invention 1.
Fig. 2 is the top view that in the embodiment of the present invention 2, prefabricated lightweight floor structure is connected with prefabricated lightweight floor structure.
Fig. 3 is the sectional drawing of A-A line in Fig. 2.
Fig. 4 is the sectional drawing of B-B line in Fig. 2.
Fig. 5 is the top view that in the embodiment of the present invention 2, prefabricated lightweight floor structure is connected with prefabricated lower deep gouge.
Fig. 6 is the sectional drawing that in the embodiment of the present invention 2, prefabricated lightweight floor structure is connected with prefabricated lower deep gouge.
Fig. 7 is the sectional drawing that in the embodiment of the present invention 2, prefabricated lightweight floor structure is connected with prefabricated balcony assembly.
In figure: 1, brace summer; 2, prefabricated lightweight floor structure; 20, finish coat; 21, light filling layer; 210, light filling piece; 22, cementation part; 23, cage of reinforcement sheet; 24, reinforced mesh; 25, concrete structure layer; 26, preheating embedding line; 3, prefabricated lower deep gouge; 30, support; 31, sinking portion; 4, prefabricated balcony assembly; 40, placing part; 41, concrete flanging portion; 410, support crossbeam; 5, concrete connector; 50, the first connecting reinforcement; 51, the second connecting reinforcement; 52, concrete articulamentum; 6, railing.
Detailed description of the invention
Understand for technical characterictic of the present invention, object and effect being had more clearly, now contrast accompanying drawing and describe the specific embodiment of the present invention in detail.
Embodiment 1
Fig. 1 illustrates the prefabricated lightweight floor structure 2 in the present invention, and this prefabricated lightweight floor structure 2 is made by automatic production line in factory.Prefabricated lightweight floor structure 2 comprises finish coat 20, be arranged at finish coat 20 back sides by some light filling pieces 210 light filling layer 21 forming of arranging, for locating fixing cementation part 22 between finish coat 20 and light filling layer 21, between light filling piece 210, insert cage of reinforcement sheet 23, after light filling layer 21, be equipped with reinforced mesh 24, light filling layer 21 after-pouring have concrete structure layer 25, and concrete structure layer 25 extends to gap between light filling layer 21 and by finish coat 20, reinforced mesh 24, cage of reinforcement sheet 23 is in aggregates with light filling layer 21 cementation shape.
Finish coat 20 is for finial, after prefabricated lightweight floor structure 2 is installed, roof is decorated, finish coat 20 directly and concrete structure layer 25 make integrative-structure, without construction at the scene, greatly save engineering time and construction cost, and in the time that concrete structure layer 25 is manufactured, because concrete oozes between people's light filling piece 210, fixed after and finish coat 20 become entirety, the fixing fastness of finish coat 20 is pasted compared to existing technology at the scene more firm by cement mortar, difficult drop-off.And finish coat 20 is arranged in advance in factory, the more convenient manufacture of carrying out various styles, shape of energy, makes finish coat 20 ranges of application wider, adopts more different materials.Particularly, the decoration panel (being ceiling) that finish coat 20 can be made by materials such as some ceramic tiles, gypsum, calcium silicates, magnesia, PU material and PVC plastic cement, glasses is spliced.
Light filling layer 21 is arranged on the back side of finish coat 20, is arranged and is formed by some light filling pieces 210.Particularly, the light material that light filling piece 210 adopts glass magnesium material (or other curable materials) foaming to generate is made, and glass magnesium material has lighter unit weight (≤200kg/m
3) and certain intensity (>=3Mpa), will after glass magnesium mixing of materials foamed solidification, forming cube, thickness on demand and size are cut into sheet piece and are placed in the back side of the finish coat 20 of platform steel loose tool.Understandably, light filling layer 21 adopts light material, can reduce on the one hand the weight of whole prefabricated lightweight floor structure 2, than conventional steel reinforced concrete floor slab structure weight reduction 50%; Light filling layer 21 has also played sound absorption on the other hand, compares existing floor structure, can greatly reduce the noise jamming between floor, by evidence, and prefabricated lightweight floor structure 2 reducing noise 20-40% of the present invention.
Between light filling layer 21 and finish coat 20, be equipped with for finish coat 20, reinforced mesh 24, cage of reinforcement sheet 23 are located to fixing cementation part 22 with light filling layer 21, avoid light filling piece 210 in manufacturing process to be shifted, affect the quality of prefabricated lightweight floor structure 2.
Cage of reinforcement sheet 23 is between light filling piece 210, reinforced mesh 24 is laid on after light filling layer 21, multiple the first connecting reinforcement 50 intervals are embedded on prefabricated lightweight floor structure 2, concrete structure layer 25 build after after light filling layer 21, and extend to gap between light filling layer 21 and by aggregates with light filling layer 21 cementation shape to finish coat 20, reinforced mesh 24, cage of reinforcement sheet 23.Particularly, the first connecting reinforcement 50 is embedded in the periphery of prefabricated lightweight floor structure 2, and its quantity can, by national existing code for structural design and normal data, be determined through Calculation Anaysis for Tunnel Structure.Understandably, concrete structure layer 25 is from lightweight packed layer 21 after-pourings and extend to the gap between light filling layer 21, make it be multi-ribbed plate shape, and it is the pea gravel concreten moulding by casting in platform steel loose tool that adopts high-strength microdilatancy performance (strength grade >=C40 level).Concrete structure layer 25 and cage of reinforcement sheet 23, the coefficient intensity of reinforced mesh 24, can bear various loads and produce moment of flexure, shearing force, and improve the crack resistance of concrete structure layer 25.Particularly, the cage of reinforcement sheet 23 of the gauge of prefabricated lightweight floor structure 2 and configuration, reinforced mesh 24, by national existing code for structural design and normal data, are determined through Calculation Anaysis for Tunnel Structure.Understandably, reinforced mesh 24 stretches out in prefabricated lightweight floor structure 2, so that strengthen the bonding strength of cast-in-place concrete connector 5.
Concrete, the first connecting reinforcement 50 comprises the Part II that is embedded in the Part I in prefabricated lightweight floor structure 2 and stretches out prefabricated lightweight floor structure 2, this Part II is the suspension ring for conveniently transporting, installing and using, to increase the switching performance of concrete connector 5.
Preheating embedding line 26 is laid between light filling piece 210, to avoid needing pipeline installation separately in follow-up work progress, affect construction progress, and on the floor slab structure laying pipeline installation separately, also affect to a certain extent the attractive in appearance of house inner surface.
This understandably, prefabricated lightweight floor structure 2 by laying light filling layer 21 between finish coat 20 and concrete structure layer 25, make it in the situation that thering is equal stiffness, intensity (bearing capacity) with conventional steel reinforced concrete floor plates, have from heavy and light (deadweight≤300kg/ ㎡), than conventional steel reinforced concrete floor slab structure weight reduction 50%, there is the effect of light weight, and the light filling layer 21 of filling has the jamming-proof effect of good sound insulation, prove by experiment, noise can reduce 20-40%.In addition, manufacture in advance in factory, can make the higher and stable equilibrium more of prefabricated lightweight floor structure 2 quality, dimensional accuracy is higher, is easy to site operation.Concrete structure layer 25 and cage of reinforcement sheet 23, reinforced mesh 24 actings in conjunction, can improve the crack resistance of concrete structure layer 25.
Embodiment 2
The present embodiment discloses a kind of industrialized building house floor slab structure.This floor slab structure is arranged on the brace summer 1 of steel building, and understandably, brace summer 1 is the girder steel that adopts Steel material to be made.Particularly, this industrialized building house floor slab structure comprises and laterally arranges and be fixed on the prefabricated lower deep gouge 3 of the some prefabricated lightweight floor structure 2 on brace summer 1, position, corresponding washroom and the prefabricated balcony assembly 4 of corresponding balcony position and cast-in-place concrete connector 5.Wherein, prefabricated lightweight floor structure 2, prefabricated lower deep gouge 3 and prefabricated balcony assembly 4 all complete in factory, in site operation process, prefabricated lightweight floor structure 2, prefabricated lower deep gouge 3 and prefabricated balcony assembly 4 are bearing on brace summer 1, between adjacent prefabricated lightweight floor structure 2, connect (as shown in Figure 2 and Figure 3) by cast-in-place concrete connector 5 again, between prefabricated lightweight floor structure 2 and prefabricated lower deep gouge 3 by cast-in-place concrete connector 5 to realize be connected (as shown in Figure 5, Figure 6) between prefabricated lightweight floor structure 2 and prefabricated lower deep gouge 3; Between prefabricated lightweight floor structure 2 and prefabricated balcony assembly 4 by cast-in-place concrete connector 5 to realize be connected (as shown in Figure 7) of prefabricated lightweight floor structure 2 and prefabricated balcony assembly 4, to complete the installation of one whole layer of building floor slab structure.Understandably, prefabricated lightweight floor structure 2 is prefabricate individual plates, and floor slab structure is the structure of one whole layer of building floor that some prefabricated lightweight floor structures 2, prefabricated lower deep gouge 3, prefabricated balcony assembly 4 and cast-in-place concrete connector 5 are connected to form.
The form of construction work of this floor slab structure is prefabricated lightweight floor structure 2, prefabricated lower deep gouge 3 and the prefabricated balcony assembly 4 that uses factory's batch production, again by situ wet operation, be that cast-in-place concrete connector 5 couples together prefabricated lightweight floor structure 2, prefabricated lower deep gouge 3 and prefabricated balcony assembly 4 and the brace summer 1 of steel building, to complete the installation of one whole layer of building floor plates; Its process is consuming time short, and can effectively realize the building standard of " building energy conservation, building save land, building water-saving and water, cutting down the construction's materials " and " protection of the environment "; And the feature such as this industrialized building house floor slab structure has that quality is light, seismic force strong, safety.
Particularly, as shown in Figure 1, prefabricated lightweight floor structure 2 comprises finish coat 20, be arranged at finish coat 20 back sides by some light filling pieces 210 light filling layer 21 forming of arranging, for locating fixing cementation part 22 between finish coat 20 and light filling layer 21, between light filling piece 210, insert cage of reinforcement sheet 23, after light filling layer 21, be equipped with reinforced mesh 24, light filling layer 21 after-pouring have concrete structure layer 25, and concrete structure layer 25 extends to gap between light filling layer 21 and by finish coat 20, reinforced mesh 24, cage of reinforcement sheet 23 is in aggregates with light filling layer 21 cementation shape.In the present embodiment, taking the facing direction of finish coat 20 as front, the direction taking finish coat 20 back sides to concrete structure layer 25 as after.Particularly, cage of reinforcement sheet 23 and reinforced mesh 24 can be produced by factory normalization, and production efficiency is high, to improve the production efficiency of prefabricated lightweight floor structure 2.Understandably, prefabricated lightweight floor structure 2 also comprises the preheating embedding line 26 being arranged between light filling piece 210.
Particularly, the manufacturing process of prefabricated lightweight floor structure 2 comprises the steps:
S1: prepare the platform steel loose tool for the production of prefabricated lightweight floor structure 2.
S2: the finish coat 20 forming for some decoration panels at platform steel loose tool bottom surface lay, in prefabricated lightweight floor structure 2 manufacturing process, lay finish coat 20, after can making prefabricated lightweight floor structure 2 install, its roof completes decoration, direct finish coat 20 and concrete structure layer 25 are made to integrative-structure, without need the laying ceiling of constructing separately after floor structure installation, to reach the saving construction time, save the objects such as construction cost, and in the time that concrete structure layer 25 is manufactured, because concrete oozes between people's light filling piece 210, fixed after and finish coat 20 become entirety, the fixing fastness of finish coat 20 is pasted compared to existing technology at the scene more firm by cement mortar, difficult drop-off.And finish coat 20 is arranged in advance in factory, the more convenient manufacture of carrying out various styles, shape of energy, make finish coat 20 ranges of application wider, adopt more different materials, the decoration panel (being ceiling) that can be made by materials such as some ceramic tiles, gypsum, calcium silicates, magnesia, PU material and PVC plastic cement, glasses as finish coat 20 is spliced.
S3: lay by some light filling pieces 210 light filling layer 21 forming of arranging at finish coat 20 back sides.Particularly, the light material that light filling piece 210 adopts glass magnesium material (or other curable materials) foaming to generate is made, and glass magnesium material has lighter unit weight (≤200kg/m
3) and certain intensity (>=3Mpa), will after glass magnesium mixing of materials foamed solidification, forming cube, thickness on demand and size are cut into sheet piece and are placed in the back side of the finish coat 20 of platform steel loose tool.Understandably, light filling layer 21 adopts light material, can reduce on the one hand the weight of whole prefabricated lightweight floor structure 2, than conventional steel reinforced concrete floor slab structure weight reduction 50%; Light filling layer 21 has also played sound absorption on the other hand, compares existing floor structure, can greatly reduce the noise jamming between floor, by evidence, and prefabricated lightweight floor structure 2 reducing noise 20-40% of the present invention.
Understandably, for ensureing that the light filling layer 21 being formed by some light filling pieces 210 in manufacturing process does not deform, before laying light filling layer 21, lay for finish coat 20 and light filling layer 21 are located to fixing cementation part 22 at the back side of finish coat 20, to avoid light filling piece 210 in follow-up production process to be shifted, and then affect the quality of prefabricated lightweight floor structure 2.
S4: lay preheating embedding line 26 between light filling piece 210, to avoid needing pipeline installation separately in follow-up work progress, affect construction progress, and on the floor slab structure laying pipeline installation separately, also affect to a certain extent the attractive in appearance of house inner surface.
S5: insert cage of reinforcement sheet 23 between light filling piece 210, at the rear laying reinforced mesh 24 of light filling layer 21, and at prefabricated lightweight floor structure 2 pre-buried multiple the first connecting reinforcements 50 in interval, subsequently at light filling layer 21 after-pouring concrete structure layer 25, this concrete structure layer 25 extends to gap between light filling layer 21 and by aggregates with light filling layer 21 cementation shape to finish coat 20, reinforced mesh 24, cage of reinforcement sheet 23.Understandably, the first connecting reinforcement 50 is embedded in the periphery of prefabricated lightweight floor structure 2, and its quantity can, by national existing code for structural design and normal data, be determined through Calculation Anaysis for Tunnel Structure.Concrete, the first connecting reinforcement 50 comprises the Part II that is embedded in the Part I in prefabricated lightweight floor structure 2 and stretches out prefabricated lightweight floor structure 2, this Part II is the suspension ring for conveniently transporting, installing and using, to increase the switching performance of concrete connector 5.Understandably, reinforced mesh 24 stretches out in prefabricated lightweight floor structure 2, so that strengthen the bonding strength of cast-in-place concrete connector 5.
Understandably, concrete structure layer 25 is from lightweight packed layer 21 after-pourings and extend to the gap between light filling layer 21, make it be multi-ribbed plate shape, and it is the pea gravel concreten moulding by casting in platform steel loose tool that adopts high-strength microdilatancy performance (strength grade >=C40 level).Concrete structure layer 25 and cage of reinforcement sheet 23, the coefficient intensity of reinforced mesh 24, can bear various loads and produce moment of flexure, shearing force, and improve the crack resistance of concrete structure layer 25.Particularly, the cage of reinforcement sheet 23 of the gauge of prefabricated lightweight floor structure 2 and configuration, reinforced mesh 24, by national existing code for structural design and normal data, are determined through Calculation Anaysis for Tunnel Structure.
S6: concrete structure solidify acquire a certain degree after the demoulding, after placing vertically and finish coat 20 being carried out facing cleaning and processed, complete the making of prefabricated lightweight floor structure 2.
This prefabricated lightweight floor structure 2 is in manufacturing process, between finish coat 20 and concrete structure layer 25, lay light filling layer 21, make it in the situation that thering is equal stiffness, intensity (bearing capacity) with conventional steel reinforced concrete floor plates, have from heavy and light (deadweight≤300kg/ ㎡), than conventional steel reinforced concrete floor slab structure weight reduction 50%, there is the effect of light weight, and the light filling layer 21 of filling has the jamming-proof effect of good sound insulation, prove by experiment, noise can reduce 20-40%.In addition, manufacture in advance in factory, can make the higher and stable equilibrium more of lightweight floor structure quality, dimensional accuracy is higher, is easy to site operation.
As shown in Figure 5, Figure 6, prefabricated lower deep gouge 3 comprises the sinking portion 31 that is bearing in the support 30 of brace summer 1 upper end face and sinks with respect to brace summer 1 upper end face, and described prefabricated lower deep gouge 3 is integral prefabricated integral.Particularly, the sinking space of prefabricated lower deep gouge 3 is to reserve the space of laying drainage pipe for sanitary door, kitchen.
Understandably, in the time making prefabricated lower deep gouge 3, pouring concrete is solidified on the mould of prefabricated lower deep gouge 3.In floor slab structure work progress, the support of prefabricated lower deep gouge 3 30 is placed on brace summer 1, re-use cast-in-place concrete connector 5 prefabricated lower deep gouge 3 is connected with prefabricated lightweight floor structure 2, work progress is simple.Understandably, for realizing being connected of prefabricated lower deep gouge 3 and prefabricated lightweight floor structure 2, in the time making prefabricated lower deep gouge 3, need to lay the first connecting reinforcement 50 of somes toward support 30 location intervals of the mould of prefabricated lower deep gouge 3.Particularly, the first connecting reinforcement 50 is embedded in the periphery of support 30, and its quantity can, by national existing code for structural design and normal data, be determined through Calculation Anaysis for Tunnel Structure.Particularly, the first connecting reinforcement 50 comprises Part I in the support 30 that is embedded in prefabricated lower deep gouge 3 and stretches out the Part II of the support 30 of prefabricated lower deep gouge 3, and this Part II can be the suspension ring for conveniently transporting, installing and using.Understandably, for strengthening the intensity of prefabricated lower deep gouge 3, in the time that prefabricated lower deep gouge 3 is made, can in support 30 and sinking portion 31, lay reinforcing bar, prefabricated lower deep gouge 3 is stretched out in the one end that is laid on the reinforcing bar of support 30.
As shown in Figure 7, described prefabricated balcony assembly 4 comprise the placing part 40 of bearing on brace summer 1 with do not contact with brace summer 1 for the concrete flanging portion 41 of balcony balustrade is installed; In concrete flanging portion 41, be provided with support crossbeam 410, prefabricated balcony assembly 4 is integral prefabricated integral.Understandably, placing part 40 is connected with brace summer 1 with prefabricated lightweight floor structure 2 by concrete connector 5, and concrete flanging portion 41 is arranged on other limits beyond placing part 40 and prefabricated lightweight floor structure 2 contact edges.
In floor slab structure work progress, 40 bearings of the placing part of prefabricated balcony assembly 4, on brace summer 1, are re-used to cast-in-place concrete connector 5 prefabricated balcony assembly 4 is connected with prefabricated lightweight floor structure 2, work progress is simple.Understandably, for realizing being connected of prefabricated balcony assembly 4 and prefabricated lightweight floor structure 2, in the time making prefabricated balcony assembly 4, need to lay the first connecting reinforcement 50 of somes toward placing part 40 location intervals of the mould of prefabricated balcony assembly 4.Particularly, the first connecting reinforcement 50 is embedded in the periphery of placing part 40, and its quantity can, by national existing code for structural design and normal data, be determined through Calculation Anaysis for Tunnel Structure.Particularly, the first connecting reinforcement 50 comprises the Part I in the placing part 40 that is embedded in prefabricated balcony assembly 4 and stretches out the Part II of the placing part 40 of prefabricated balcony assembly 4, and Part II can be for convenient transport, the suspension ring installed.Understandably, strengthen the intensity of prefabricated balcony assembly 4, in the time that making, prefabricated balcony assembly 4 can in placing part 40 and concrete flanging portion 41, lay reinforcing bar, be laid on the extended placing part 40 of reinforcing bar of placing part 40, while connection to be conducive to concrete connector 5 cast-in-place between prefabricated balcony assembly 4 and prefabricated lightweight floor structure 2, strengthen its bonding strength.
Concrete connector 5 comprises spaced multiple the first connecting reinforcement 50 and is fixed on multiple the second connecting reinforcements 51 on brace summer 1 and concrete articulamentum 52 that cast-in-place concrete forms, concrete articulamentum 52 will multiple the first connecting reinforcements 50 and multiple the second connecting reinforcements 51 to pour into a mould shape in aggregates.Particularly, multiple the first connecting reinforcement 50 intervals are embedded in prefabricated lightweight floor structure 2, prefabricated lower deep gouge 3 or prefabricated balcony assembly 4.Particularly, squeeze into the peg on brace summer 1 or be fixed on the reinforcing bar on brace summer 1 by welding manner when the second connecting reinforcement 51 is operation at the scene, a part for this peg or reinforcing bar is submerged in brace summer 1, and another part stretches out outside brace summer 1.The first connecting reinforcement 50 comprises Part I and Part II, and Part I is embedded in prefabricated lightweight floor structure 2, prefabricated lower deep gouge 3 or prefabricated balcony assembly 4; Part II stretches out respectively prefabricated lightweight floor structure 2, prefabricated lower deep gouge 3 or prefabricated balcony assembly 4 and is cast in concrete articulamentum 52, and understandably, Part II can be the suspension ring for convenient transport, installation.
While construction at the scene, need carry out situ wet operation and be connected with the brace summer 1 of steel building exterior wall to use cast-in-place concrete connector 5 prefabricated lightweight floor structure 2 to be connected to (as shown in Figure 3), prefabricated lightweight floor structure 2 with prefabricated lightweight floor structure 2 that (as shown in Figure 4), prefabricated lightweight floor structure 2 are connected (as shown in Figure 5, Figure 6) with prefabricated lower deep gouge 3, prefabricated lightweight floor structure 2 is connected (as shown in Figure 7) with prefabricated balcony assembly 4.When field operation, fluid concrete articulamentum 52 with the first connecting reinforcement 50 is stretched out respectively the Part II of prefabricated lightweight floor structure 2, prefabricated lower deep gouge 3 or prefabricated balcony assembly 4 and the second connecting reinforcement 51 stretch out part outside brace summer 1 fixed after, make brace summer 1 and prefabricated lightweight floor structure 2, prefabricated lower deep gouge 3, prefabricated balcony assembly 4 be connected to an entirety.Understandably, at the scene when installation, stretching out the reinforced mesh 24 that coordinates, stretches out prefabricated lightweight floor structure 2 staggered between the reinforced mesh 24 of prefabricated lightweight floor structure 2 interlocks and coordinates with the reinforcing bar that stretches out prefabricated balcony assembly 4 with the staggered reinforced mesh 24 that coordinates, stretches out prefabricated lightweight floor structure 2 of the reinforcing bar that stretches out prefabricated lower deep gouge 3, brace summer 1 and prefabricated lightweight floor structure 2, prefabricated lower deep gouge 3, prefabricated balcony assembly 4 are connected to an entirety by the concrete that re-uses cast-in-site, makes it connect better effects if.
Understandably, the periphery of prefabricated lightweight floor structure 2, prefabricated lower deep gouge 3 and prefabricated balcony assembly 4 is up-narrow and down-wide tongue-and-groove structure, tongue-and-groove structure can make cast-in-place concrete articulamentum 52 form side and form connector wide at the top and narrow at the bottom, increase the contact area of the periphery of cast-in-place concrete connector 5 and prefabricated lightweight floor structure 2, prefabricated lower deep gouge 3 or prefabricated balcony assembly 4, increase its field of load, make the connection of concrete connector 5 tightr.
After this industrialized building house floor slab structure installation completes, obtain through building engineering construction quality inspection: (1) is 14.9kN/m through checking the maximum （normal） stress of this floor slab structure
2, much smaller than the compressive strength standard value 17.9kN/m of C40 concrete
2; (2) be 9.5kN/mm through checking the maximum shear stress of this floor slab structure
2, calculating 1 meter of span magnitude of maximum shearing stress is 475N; And the actual value of shearing detecting is 35910N.2008-2009 simulates to this building structure the Experimental Study on Seismic Behavior carrying out in Guangzhou University's earthquake resistant engineering research center, and obtains template earthquake vibration platform test report (report number is report-GO-EERTC-2008-012-vibration).This test report shows that this floor slab structure its structure under the large shake of 8 degree meets the relative storey displacement angle requirement of earthquake resistant code.
To sum up, this industrialized building house floor slab structure has the features such as quality is light, seismic force strong, safety.
The prefabricated lightweight floor structure 2 of industrialized building provided by the present invention house floor slab structure, prefabricated lower deep gouge 3 and prefabricated balcony assembly 4 are all in factory's medium quantity batch processing, and its production efficiency is high and cost is low.At the scene in work progress, after being in place on the brace summer 1 of steel house, prefabricated lightweight floor structure 2, prefabricated lower deep gouge 3 and prefabricated balcony assembly 4 carry out positioning correcting, carry out junction and use pouring concrete, connect the installation of exterior wall, complete the construction of whole building construction major project project.This construction of carrying out house with industrialized mode, the transformation of unlatching town and country building construction pattern and construction industry development mode, the requirements of realization " green building action scheme ", the development that promotes social harmony, the great cause promoting the well-being of mankind.
The present invention describes by several specific embodiments, it will be appreciated by those skilled in the art that, without departing from the present invention, can also carry out various conversion and be equal to alternative the present invention.In addition, for particular condition or concrete condition, can make various amendments to the present invention, and not depart from the scope of the present invention.Therefore, the present invention is not limited to disclosed specific embodiment, and should comprise the whole embodiments that fall within the scope of the claims in the present invention.
Claims (9)
1. a prefabricated lightweight floor structure, it is characterized in that: comprise finish coat (20), be arranged at described finish coat (20) back side by some light filling pieces (210) light filling layer (21) forming of arranging, for described finish coat (20) and described light filling layer (21) are located to fixing cementation part (22), between described light filling piece (210), insert cage of reinforcement sheet (23), after described light filling layer (21), be equipped with reinforced mesh (24), described light filling layer (21) after-pouring has concrete structure layer (25), and described concrete structure layer (25) extends to gap between described light filling layer (21) and by described finish coat (20), reinforced mesh (24), cage of reinforcement sheet (23) is in aggregates with light filling layer (21) cementation shape.
2. prefabricated lightweight floor structure according to claim 1, is characterized in that:: described floor structure also comprises the preheating embedding line (26) being arranged between described light filling piece (210).
3. an industrialized building house floor slab structure, it is characterized in that: comprise and laterally arrange and be fixed on the prefabricated lower deep gouge (3) of the some prefabricated lightweight floor structure (2) on brace summer (1), position, corresponding washroom and the prefabricated balcony assembly (4) of corresponding balcony position, described prefabricated lightweight floor structure (2), prefabricated lower deep gouge (3) and prefabricated balcony assembly (4) are bearing on described brace summer (1); Between described prefabricated lightweight floor structure (2) and described prefabricated balcony assembly (4), be connected by cast-in-place concrete connector (5) between described prefabricated lightweight floor structure (2) and described prefabricated lower deep gouge (3) and between adjacent described prefabricated lightweight floor structure (2).
4. industrialized building according to claim 3 house floor slab structure, it is characterized in that: described prefabricated lightweight floor structure (2) comprises finish coat (20), be arranged at described finish coat (20) back side by some light filling pieces (210) light filling layer (21) forming of arranging, for described finish coat (20) and described light filling layer (21) are located to fixing cementation part (22), between described light filling piece (210), insert cage of reinforcement sheet (23), after described light filling layer (21), be equipped with reinforced mesh (24), described light filling layer (21) after-pouring has concrete structure layer (25), and described concrete structure layer (25) extends to gap between described light filling layer (21) and by described finish coat (20), reinforced mesh (24), cage of reinforcement sheet (23) is in aggregates with light filling layer (21) cementation shape.
5. industrialized building according to claim 4 house floor slab structure, is characterized in that: described prefabricated lightweight floor structure (2) also comprises the preheating embedding line (26) being arranged between described light filling piece (210).
6. industrialized building according to claim 3 house floor slab structure, is characterized in that: described prefabricated lower deep gouge (3) comprises the support (30) of described brace summer (1) upper end face and the sinking portion (31) of sinking with respect to described brace summer (1) upper end face of being bearing in; Described prefabricated lower deep gouge (3) is integral prefabricated integral.
7. industrialized building according to claim 3 house floor slab structure, it is characterized in that: described prefabricated balcony assembly (4) comprise the placing part (40) of bearing on described brace summer (1) with do not contact with described brace summer (1) for the concrete flanging portion (41) of balcony balustrade is installed, in described concrete flanging portion (41), be provided with support crossbeam (410); Described prefabricated balcony assembly (4) is integral prefabricated integral.
8. according to industrialized building house floor slab structure described in any one described in claim 3～7, it is characterized in that: described concrete connector (5) comprises spaced multiple the first connecting reinforcements (50), is fixed on multiple second connecting reinforcements (51) of described brace summer (1) and cast-in-place concrete articulamentum (52); Described concrete articulamentum (52) is in aggregates with described multiple the second connecting reinforcements (51) cast shape by described multiple the first connecting reinforcements (50); Described the first connecting reinforcement (50) comprises Part I and Part II, and described Part I is embedded in described prefabricated lightweight floor structure (2), prefabricated lower deep gouge (3) or prefabricated balcony assembly (4); Described Part II stretches out respectively described prefabricated lightweight floor structure (2), prefabricated lower deep gouge (3) or prefabricated balcony assembly (4), and is cast in described concrete articulamentum (52).
9. industrialized building according to claim 8 house floor slab structure, is characterized in that: the periphery of described prefabricated lightweight floor structure (2), prefabricated lower deep gouge (3) and prefabricated balcony assembly (4) is up-narrow and down-wide tongue-and-groove structure.
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| CN106978863A (en) * | 2017-04-20 | 2017-07-25 | 贵州蓝图新材料股份有限公司 | A kind of prefabricated ardealite combined wall |
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