CN218405814U - Overhead floor system - Google Patents

Abstract

The utility model discloses an overhead floor system, include: a floor panel assembly for forming a floor; the supporting pieces are distributed on the upper part of the foundation floor slab and used for supporting the ground slab to form an overhead space; all the supporting pieces are used for supporting the ground panel combination, and the supporting height of the ground panel combination is adjustable; the utility model discloses all support piece is used for supporting the equal adjustable of support height of floor panel combination, under the horizontally prerequisite of adjusting floor panel combination, realizes the effect of the even atress of each support piece, has avoided only can guaranteeing horizontal adjustment and can't guarantee the technical problem of average distribution atress as far as possible among the prior art, has finally guaranteed the life of built on stilts floor system.

Description

Overhead floor system

Technical Field

The utility model relates to a housing construction field, in particular to overhead floor system.

Background

The assembly type building refers to a building which is formed by transferring a large amount of field operation work in the traditional construction mode to a factory, processing and manufacturing building components and accessories (such as floor slabs, wall slabs, stairs, balconies and the like) in the factory, transporting the components and accessories to a building construction site, and assembling and installing the components and the accessories on the site in a reliable connection mode.

The steel structure has the advantages of light weight, high strength, good shock resistance, flexible layout, easy assembly, high usable floor area, short construction period and the like, and is favorable for industrial production and standardized manufacture, so the application rate of the assembly type steel structure building in the assembly type building field is continuously improved. The assembled steel structure building is different from the traditional building in construction method, the assembled steel structure building takes a steel structure as a main structure, and the enclosure system, the equipment, the pipeline system and the built-in system are harmonious and unified.

In the assembly process of a steel structure building, the overhead floor panel is an important ring which can embody the advantages of an assembly type building structure, and the overhead space can be used for laying cables, pipelines and the like, so that the building is neat and smooth as a whole, and the effects of heat insulation and noise reduction can be achieved; in the prior art, a ground panel combination is formed by splicing a plurality of ground panel units, a plurality of supporting pieces are distributed at the lower part of each ground panel unit, wherein part of the supporting pieces are adjustable in height, and the rest of the supporting pieces are foundation bolts (which cannot be adjusted after paving), and then the adjustable supporting pieces are adjusted to level after the levelness is determined after all the units are paved; in the process, although the ground can be leveled, more anchor bolts which cannot be adjusted are not stressed or even suspended in the supporting process, so that the stress condition of the whole overhead floor panel combination is not good, the service cycle is seriously influenced, and the maintenance cost is increased;

therefore, a floor panel structure suitable for an assembly type building is needed, the height of all the supporting pieces can be adjusted, the effect of uniform stress of all the supporting pieces is achieved on the premise of adjusting the level, and the service life of an overhead floor system is also guaranteed.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing an overhead floor system can realize that all support piece's height is all adjustable, under the prerequisite of adjusting the level, realizes the effect of the even atress of each support piece, has just also guaranteed overhead floor system's life.

The utility model discloses an overhead floor system, include:

a floor panel assembly for forming a floor;

the plurality of supporting pieces support the ground panel combination and are used for forming an overhead space on the upper part of a foundation floor slab of the fabricated building;

all the supporting parts are used for supporting the ground plate combination, and the supporting height of the supporting parts is adjustable.

Further, the floor panel assembly comprises:

a balance plate layer supported by the support;

the surface decorative plate layer is laid on the balance plate layer and forms a floor surface;

the support member includes:

a base disposed on an upper surface of the foundation slab;

the screw rod is fixed on the base and extends upwards;

the nut is used for being in threaded fit with the screw and adjusting the position in threaded fit with the screw through threads;

the nut seat is fixed on the balance plate layer and is provided with an adjusting space for accommodating the nut;

the nut is arranged in the adjusting space in a manner of rotating around the screw rod, the moving freedom degree in the horizontal direction is limited, and the freedom degree in the vertical direction is limited by a set allowance;

further, the nut is provided with an adjusting part for driving the nut to rotate;

the balance plate layer is supported on the foundation floor slab through the screw rod, the balance plate layer is horizontal through adjusting the corresponding nuts, and all the nuts are abutted to the upper portions of the corresponding adjusting spaces.

Further, the nut seat comprises an upper supporting plate, a lower bottom plate and a side wall, and the upper supporting plate, the lower bottom plate and the side wall enclose the adjusting space;

go up the backup pad and be equipped with the regulation hole, balanced sheet layer corresponding be equipped with the regulation via hole of regulation hole intercommunication, the diameter of regulation hole is greater than nut hole diameter is less than the external diameter of nut.

Further, the upper end surface of the nut or/and the lower surface of the upper support plate are/is roughened.

Furthermore, the adjusting part is an adjusting clamping groove arranged on the upper end surface of the nut; the lower bottom plate is provided with a screw rod through hole passing through the screw rod.

Further, the base is frustum-shaped and made of metal material or hard non-metal material, and the bottom surface of the base is subjected to roughening treatment;

further, balanced sheet layer pass through the screw rod support in basic floor makes balanced sheet layer level through adjusting the nut that corresponds, and all nuts all offset with the last backup pad that corresponds.

Furthermore, a set pipeline or/and a cable required by decoration are/is laid in the overhead space; the overhead ground system also includes overhead keels distributed around the overhead space for supporting the floor panel assembly at a location near the rim.

Further, the fabricated floor system further includes a ceiling system located below the base floor, including:

the suspended ceiling keel is fixed at the lower part of the foundation floor slab and is used as a foundation structure of the suspended ceiling system;

the suspended ceiling panel is fixed on the suspended ceiling keel to form a ceiling decorative surface;

and a ceiling space is formed between the basic floor slab and the ceiling panel, and set pipelines or/and cables required by decoration are laid in the ceiling space.

The utility model has the advantages that: the utility model discloses an overhead floor system, all support piece is used for supporting the equal adjustable of support height of floor panel combination, under the horizontally prerequisite of regulation floor panel combination, realizes the effect of the even atress of each support piece, has avoided only guaranteeing horizontal adjustment and can't guarantee the technical problem of the average distribution atress as far as possible among the prior art, has finally guaranteed the life of overhead floor system.

Drawings

The present invention will be further described with reference to the accompanying drawings and examples.

Fig. 1 is a schematic view of the general structure of the prefabricated building of the present invention;

FIG. 2 is a cross-sectional view of a ceiling structure;

FIG. 3 is a sectional view of an assembled floor system construction;

FIG. 4 is a schematic view of a support structure;

FIG. 5 is an enlarged view of FIG. 4 at A;

FIG. 6 is a schematic view of the structure of an exterior wall system;

FIG. 7 is a schematic structural view of an assembly mode of an exterior wall system;

fig. 8 is a schematic structural view of an inner partition wall system.

Detailed Description

As shown in fig. 1-8: the overhead floor system of the present embodiment, the overhead ground system 22 includes:

a floor panel assembly for forming a floor;

a plurality of supports for supporting the floor panel assembly for forming an overhead space 222 above a foundation slab of the prefabricated building;

all the supporting pieces are used for supporting the ground plate combination, and the supporting height of the supporting pieces is adjustable; the adjustable mode can adopt all the technical means of height adjustment in the prior art, including thread adjustment and the like, and is not described in detail herein

The overhead ground system realizes the separation of a pipeline layer and a structural layer, is convenient for the classified arrangement of various equipment pipelines, and has the maintenance conditions of a current collecting line and a pipeline; because of the overhead space 222, it needs to be supported by the supporting member, and the levelness, especially the levelness in the case of complete pavement, is determined by the height of the supporting member; in the prior art, a ground panel combination is formed by splicing a plurality of ground panel units, a plurality of supporting pieces are distributed at the lower part of each ground panel unit, wherein part of the supporting pieces are adjustable in height, and the rest of the supporting pieces are foundation bolts (which cannot be adjusted after pavement), and then the adjustable supporting pieces are adjusted to level after the levelness is determined after all pavement is finished; in the process, although the ground can be leveled, more anchor bolts which cannot be adjusted are not stressed or even suspended in the supporting process, so that the stress condition of the whole overhead floor panel combination is not good, the service cycle is seriously influenced, and the maintenance cost is increased; the utility model discloses in, all support piece's height is all adjustable to realize the effect of the even atress of each support piece, just also guaranteed the life of built on stilts floor combination.

As shown in fig. 1, the utility model is used for assembly type structure, include:

the main steel structure system 1 is used for supporting a building main body; generally, the frame structure is formed by steel columns and steel beams, which are not described herein;

the floor system is assembled and supported on the main steel structure system to form a floor, and the main structure generally adopts a steel bar truss floor bearing plate or a reinforced concrete laminated floor slab, which is not described again; certainly, the ground is the ground after decoration, and the description is omitted; as shown, the floor system includes a base floor 2 and an overhead ground system 22 (of the present invention) on the base floor; as shown in the figure, the foundation floor slab 2, namely the steel bar truss floor support plate or the reinforced concrete composite floor slab, adopts the steel bar truss floor support plate (without detaching a bottom die) or the reinforced concrete composite floor slab, does not need a template or a full scaffold for floor slab construction, saves the construction cost, and realizes the rapidness and high efficiency of the floor slab construction process;

the foundation floor slab 2 is fixed on the main steel structure system 1;

the outer wall system 3 is assembled and installed on the main body steel structure system to form an outer wall and is provided with an outer wall decorative surface, namely the outer wall adopts an integrated structure with the decorative surface, and the outer wall surface does not need to be repeatedly constructed after assembly;

the inner partition wall system 4 is assembled and installed on the main body structure to form an inner partition wall and is provided with an inner wall decorative surface, and similarly, the inner partition wall decorative surface is assembled when the inner partition wall is assembled and installed without secondary construction;

of course, other decoration may also be performed by using other assembly decoration systems 5, including pipes or/and lines 51, assembly window and door systems 52, assembly kitchen systems 53, overall bathroom systems 54, modular furniture systems, etc., which are assembled by using conventional mechanical assembly methods, and will not be described herein again.

In this embodiment, the floor panel assembly includes:

the balance plate layer 223 is supported by the supporting member, that is, is located at the lowest layer of the floor panel assembly for serving as a supporting base layer, which is not described herein again; a plurality of balance plate units are spliced to form a whole layer, and the details are not repeated;

the surface decorative plate layer 224 is laid on the balance plate layer 223 and forms a floor surface, and a set floor surface decorative plate can be adopted, which is not described herein;

the support member includes:

a base 2211, which is arranged on the upper surface of the foundation floor slab, is generally made of non-metal materials, and can be made of hard rubber and the like;

the screw 221 is fixed on the base and extends upwards, and the fixing mode can adopt the modes of threaded connection, vulcanization, tightening and the like in the prior art, which are not described again;

the nut 2212 is used for being in threaded fit with the screw and adjusting the position in threaded fit with the screw through threads;

a nut seat fixed to the balance plate layer 223 and provided with an adjustment space for accommodating the nut;

the nut 2212 is rotatably provided in the adjustment space around the screw 221, and the degree of freedom of movement in the horizontal direction is restricted, and the degree of freedom in the vertical direction is restricted by a setting margin;

the balance plate layer 223 is generally a hard plate made of a non-metallic material, the nut seat can be directly embedded and fixed on the balance plate layer, and can be fixed on the balance plate layer by adopting the existing mechanical means, such as thread fixation, interference press fit and the like, which is not described herein again; the freedom of movement in the horizontal direction is limited, namely the size of the adjusting space in the horizontal direction is corresponding to the external size of the nut in the horizontal direction, and the horizontal movement of the adjusting space is limited on the premise of not influencing the rotation of the adjusting space so as to ensure the normal screwing of the screw; the freedom degree in the vertical direction is limited by a set allowance, namely the freedom degree is limited in the vertical direction but the movable allowance exists, namely the vertical size of the nut is smaller than that of the adjusting space;

the nut is provided with an adjusting part for driving the nut to rotate, the adjusting part can adopt positions such as a clamping groove and a bulge which can drive the nut to rotate by using an external tool, and the details are not repeated;

the balance slab layer 223 is supported on the foundation floor 2 through a screw 221 and is made horizontal by adjusting corresponding nuts, and all the nuts are abutted against the upper part of the corresponding adjusting space; when the surface of the foundation slab is provided with an uneven position, after the levelness of the balance slab layer is not enough and is adjusted horizontally, if a screw rod without stress is arranged, the nut can be positioned at the lower position of the adjusting space (the screw rod (the base) cannot be suspended due to the arrangement of the allowance) and cannot abut against the upper part of the adjusting space, the position is a position which is weak in stress and easy to damage, and the upper end of the nut abuts against the upper part of the adjusting space through the adjusting nut, so that a bearing structure is formed.

In this embodiment, the nut seat includes an upper supporting plate 2214, a lower base plate 2213 and side walls 2215, and the upper supporting plate 2214, the lower base plate 2213 and the side walls 2215 enclose the adjusting space 2216;

the upper support plate 2214 is provided with an adjusting hole 22141, the balance plate layer is correspondingly provided with an adjusting through hole 2231 communicated with the adjusting hole, the diameter of the adjusting hole 2231 is larger than the inner hole diameter of the nut and smaller than the outer diameter of the nut, and the outer diameter of the nut refers to the maximum size of the nut along the radial outer part (the nut is non-circular in shape and can be understood as a circumcircle);

the upper end surface of the nut 2212 or/and the lower surface of the upper support plate 2214 are/is roughened (both are roughened generally to improve the roughness so that the screw rod can be screwed easily), and the adjusting part is an adjusting clamping groove arranged on the upper end surface of the nut, and can be inserted into the clamping groove through a special tool and rotate the nut;

the lower bottom plate 2213 is provided with a screw rod through hole 22131 for passing through the screw rod;

as shown, the upper supporting plate 2214, the lower base plate 2213 and the side walls 2215 can be integrally formed by mechanical means such as welding to form the adjusting space, and nuts can be inserted into the adjusting space before forming and integrally fixed to the balance plate unit;

when the screw rod 221 is used, the screw rod is extended into the screw rod through hole, the nut is tightly propped from the lower end of the screw rod and screwed in, the screwing length can be marked on the screw rod according to design, and preliminary length unification can be achieved, which is not described again;

after all the screw rods of one balance plate unit are screwed in, the balance plate unit is placed at a set position and can be preliminarily adjusted from an adjusting hole at the upper part, so that all the screw rods bear force; after the whole balance plate layer is paved, secondary leveling adjustment is carried out, and further all the screw rods bear force, so that the suspension condition is avoided;

the base 2211 is frustum-shaped and is made of a metal material or a hard non-metal material, and the bottom surface of the base is roughened; hard rubber is generally adopted, and is not described herein again;

the balance plate layer 223 is supported on the foundation slab 2 through the screw 221 and is made horizontal by adjusting the corresponding nut 2212, and all the nuts are abutted to the corresponding upper support plate 2214; as shown in the figure, the arrangement of the allowance enables the screw rod without bearing force to be prevented from being suspended, the resistance of the screw rod to rotate can be increased by means of the friction force of the base in the process of adjusting the clamping groove in the upper portion, and therefore the purpose of adjusting is achieved through the rotating nut.

In this embodiment, the overhead space is laid with a set pipeline or/and a cable 51 required for decoration, including all relevant pipelines and lines such as a water pipe, an air pipe, an electric wire, a network cable, etc., which are not described herein again; the overhead ground system further includes overhead keels 225 distributed around the overhead space for supporting the floor panel assembly at a location near the rim; the problems of collapse and the like at the edge are avoided, and the description is omitted; the overhead keel can be fixed on the foundation floor 2 or directly placed, and is not described again;

the fabricated floor system further includes a ceiling system 21 located below the base floor, including:

the suspended ceiling keel 211 is fixed at the lower part of the foundation floor slab 2 and used as a foundation structure of the suspended ceiling system; as shown in the figure, the ceiling keel 211 is fixed with the foundation floor 2 through a fixing frame 212, the upper end of the fixing frame 212 is fixed on the foundation floor through expansion bolts and the like, and the lower end is fixedly connected with the ceiling keel to form suspension fixation, which is not described again;

the ceiling panel 213 is fixed on the ceiling keel 211 to form a roof decoration surface, and has better assembly performance on the whole;

a ceiling space is formed between the basic floor slab 2 and the ceiling panel 213, and set pipelines or/and cables 51 required by decoration are laid in the ceiling space; as mentioned above, the suspended ceiling space fully utilizes all the space, lays related pipelines and cables and has better appearance.

In this embodiment, the main steel structure system 1 includes:

the steel structure upright columns 11 are vertically arranged to form a vertical supporting main body;

the steel structure cross beams 12 are transversely connected between the corresponding steel structure upright columns and form a building main body support of a frame structure together with the steel structure upright columns;

the steel structure beam 12 and the steel structure upright post 11 can form a steel frame structure in the modes of field assembly welding, detachable assembly and the like; as shown in the figure, the steel frame structure takes the appropriate steel structure system into consideration according to the factors such as the height and the aspect ratio of a house, the seismic fortification intensity, the field category, the construction technical conditions and the like, and can adopt the structural forms such as a pure steel frame, a steel frame support or a steel frame-ductile wallboard and the like, wherein the ductile wallboard is mainly a steel plate shear wall structure; the steel structure upright post 11 in the steel frame adopts a steel pipe column or a deformed column, the steel structure beam 12 adopts a narrow-flange H-shaped steel beam, and the lateral force resisting component adopts a steel support or a steel plate shear wall; in the design, the columns are protruded to the periphery of a building and a public area, the steel columns are steel pipe columns or special-shaped columns, the special-shaped columns can be Z-shaped, T-shaped, cross-shaped, Z-shaped (namely double L-shaped) and the like, and whether concrete is poured in the columns is designed according to structural performance requirements; the steel beam adopts a narrow-flange H-shaped steel beam according to the width requirement of the wall body, when the flange of the beam section is wider, the edge beam can be eccentrically arranged relative to the wall body, and the convex beam is arranged in an outdoor area, a public area and a secondary functional area so as to realize that the beam column is not exposed indoors.

In this embodiment, the outer wall system includes:

a plurality of prefabricated outer wall unit 3, concatenation fixed mounting constitutes the outer wall at main part steel structural system:

the prefabricated exterior wall unit 3 includes:

the outer wall back plate 38 abuts against the main steel structure system when being assembled;

an outer wall decorative surface layer 36 positioned at the outermost layer of the outer wall to form an outer wall decorative surface;

and the outer wall functional layer 37 is fixed between the outer wall back plate and the outer wall decorative surface and is used for realizing the set function.

In this embodiment, the outer wall functional layer 37 includes:

the outer wall heat insulation composite layer comprises a heat insulation layer keel 31 fixed on the outer wall back plate and heat insulation rock wool separated by the heat insulation layer keel; as shown in the figure, the heat preservation keel 31 comprises a vertical keel and a transverse keel fixed on the vertical keel, and the heat preservation rock wool is embedded between the vertical keel and the transverse keel;

the outer wall waterproof layer is positioned on the outer side of the outer wall heat-insulation composite layer and is formed by pouring lightweight concrete;

the heat-insulating layer keel 31 is made of a light steel structure and is poured and fixed with the outer wall waterproof layer;

and a set pipeline or/and a cable required by decoration are/is laid in the outer wall heat-insulation composite layer.

In this embodiment, the outer wall back plate is fixedly connected to the corresponding steel structure beam through a connection assembly;

the connecting assembly comprises a hanging lug 35 and a bolt connecting part 34 which are arranged on the insulating layer keel 31, as shown in the figure, the hanging lug penetrates out of the outer wall back plate 38, the bolt connecting part 34 is formed by a bolt fixed on the insulating layer keel 31 and also penetrates out of the outer wall back plate 38, and the steel structure cross beam 12 is correspondingly and fixedly provided with a first connecting piece 33 for hanging and matching the hanging lug 35 and a second connecting piece 32 connected with the bolt connecting part 34 (bolt);

the first connecting piece 33 is an L-shaped plate consisting of a hanging bottom plate and a hanging vertical plate, the bottom plate is welded on the steel structure cross beam 12, the hanging vertical plate is arranged parallel to the wall surface, and the hanging lug is provided with a vertical seam used for being matched with the hanging vertical plate and is hung on the hanging vertical plate through the vertical seam;

stiffening ribs are arranged between the hanging bottom plate and the hanging vertical plate;

as shown in the figure, the second connecting piece is also an L-shaped plate formed by a fixed connection bottom plate and a fixed connection vertical plate, the fixed connection bottom plate is welded on the steel structure cross beam 12 corresponding to the fixed connection bottom plate in position, and the fixed connection vertical plate is arranged in parallel to the wall surface and is connected with a high-strength bolt (bolt connecting part 34) penetrating out of the outer wall back plate through a nut;

referring to fig. 6 and 7, the exterior wall system is a light heat insulation and decoration integrated board exterior wall system, and includes an exterior wall functional layer 31, pipelines or/and circuits 51 (the pipelines and circuits in the whole text are collectively referred to as 51, and are not described herein again), and an exterior wall decorative surface layer 36;

as shown in the figure, the connection mode of the external wall system and the main steel structure is that the upper ends of the prefabricated external wall units 3 are connected with first connecting pieces through high-strength bolts arranged on heat-insulating layer keels 31, the lower ends of the prefabricated external wall units are connected with second connecting pieces in a clamping manner through hangers arranged on the heat-insulating layer keels 31, the first connecting pieces 32 and the second connecting pieces 33 are arranged above and below the main structural steel beams 12 in groups at intervals, and are welded firmly with the main structural steel beams and are respectively used for connecting the corresponding prefabricated external wall units 3, and for reliable connection, the first connecting pieces 32 and the second connecting pieces 33 can be in multiple groups corresponding to each prefabricated external wall unit 3, which is not repeated herein; in the connecting structure, the combination of the upper connecting form and the lower connecting form is convenient for field installation, the firmness of the installation of the integrated plate outer wall system is improved, the installation mode is safe and reliable, the durability is good, no wet operation is required, an outer wall scaffold is not required, and the construction speed is high; simultaneously, because the outer wall system is multilayer structure, receive external environment temperature influence can take place expend with heat and contract with cold the phenomenon in the use, combine high-strength bolted connection through articulating, can effectively cushion the dimensional change of outer wall system, can not take place the extrusion or excessive tensile to improve life.

In this embodiment, the inner partition wall system 4 includes:

the inner partition wall foundation wall 41 is assembled and fixed on the main steel structure system 1 to form an inner partition wall main body;

the inner partition wall keels 42 are fixedly arranged on two sides of the inner partition wall foundation wall;

the inner partition wall decorative layer 43 is fixed on the inner partition wall foundation wall through corresponding inner partition wall keels to form an inner partition wall decorative surface;

set pipelines or/and cables 51 required by decoration are laid between the inner partition wall base wall and the inner partition wall veneer layer;

referring to fig. 8, the inner partition wall 4 may be an ALC board, a foamed ceramic light partition board, a polystyrene particle cement sandwich composite board, an autoclaved steel ceramsite light partition board, or a light steel keel inner partition wall assembly type partition wall board as required, and the assembly type inner partition wall includes an inner partition wall base wall 41, an inner partition wall keel 42, an electromechanical pipeline 51, and an inner partition wall facing layer 43.

Here, the assembly type inner partition wall foundation wall and the main structure are connected with the main structure through a U-shaped clamping method, a right-angle steel method or a hook bolt method, and detailed description is omitted here.

The pipelines or the lines 51 are integrated in the assembled floor system, the outer wall system and the inner partition wall system according to the electromechanical and water vapor setting positions, so that the BIM technology is assisted in the whole implementation process of the overhead floor system, and the purposes of accurate reservation and pre-burying of equipment pipelines, separated arrangement of the equipment pipelines and modularized electromechanical setting are achieved.

The assembly type building of the embodiment adopts the following steps during construction:

(1) Building, structure, enclosure, electromechanics and interior decoration integrated design is carried out by utilizing the BIM technology, a full-professional model is established, coordination and cooperation of all professionals are achieved, the collision problem among all professionals is detected, and node optimization is carried out;

(2) The main structure, the floor system, the inner wall system, the outer wall system, the equipment pipeline, the internal components and the like are industrially produced in a factory, and the finished production is transported to a construction site according to the installation sequence;

(3) Constructing a foundation of a site building;

(4) Installing a main structure system, namely reliably fixing a steel column in a main structure and a foundation, and then reliably connecting frame structures such as a steel beam and the like with the steel column to form a steel frame structure system;

(5) The construction of the fabricated integral floor slab system, firstly hoisting a steel bar truss floor bearing plate or a laminated floor slab to a steel frame structural system for reliable connection, and taking the steel bar truss floor bearing plate or the laminated floor slab as a bottom plate for integral casting of the floor slab; arranging a balance plate unit after hardening, screwing a support screw into a nut on the balance plate unit, laying an integral balance plate layer, and adjusting the stress condition and the level of the support screw by rotating the nut;

(6) Installing a light heat-insulation and decoration integrated plate external wall system, and connecting an external wall plate to a main structure in a hoisting manner according to the connection mode of the external wall system and the main structure system;

(7) Installing an assembled inner partition wall, and laying pipelines in the inner wall and the outer wall;

(8) Adopting a dry construction method assembly mode to assemble and decorate all the large systems: assembling systems such as an electromechanical and pipeline system, an integrated door and window system, an integrated ceiling system, an overhead ground system, an integrated kitchen system, an integrated bathroom system and modular furniture;

(9) And (5) completing detection and acceptance after the installation of each system.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims (9)

1. An overhead floor system, characterized in that: the method comprises the following steps:

a floor panel assembly for forming a floor;

the plurality of supporting pieces support the ground panel combination and are used for forming an overhead space on the upper part of a foundation floor slab of the fabricated building;

all the supporting pieces are used for supporting the ground plate combination, and the supporting height of the supporting pieces is adjustable;

a balance plate layer supported by the support;

the surface decorative plate layer is laid on the balance plate layer and forms a floor surface;

the support member includes:

a base disposed on an upper surface of the foundation slab;

the screw rod is fixed on the base and extends upwards;

the nut is used for being in threaded fit with the screw and adjusting the position in threaded fit with the screw through threads;

the nut seat is fixed on the balance plate layer and is provided with an adjusting space for accommodating the nut;

the nut is provided in the adjustment space so as to be rotatable around the screw, and the degree of freedom of movement in the horizontal direction is restricted, and the degree of freedom in the vertical direction is restricted by a setting margin.

2. The overhead floor system according to claim 1, wherein: the nut is provided with an adjusting part for driving the nut to rotate;

the balance slab layer is supported on the foundation floor slab through a screw rod, the balance slab layer is horizontal by adjusting the corresponding nuts, and all the nuts are propped against the upper part of the corresponding adjusting space.

3. The overhead floor system according to claim 2, wherein: the nut seat comprises an upper supporting plate, a lower bottom plate and a side wall, and the upper supporting plate, the lower bottom plate and the side wall enclose the adjusting space;

go up the backup pad and be equipped with the regulation hole, balanced sheet layer corresponding be equipped with the regulation via hole of regulation hole intercommunication, the diameter of regulation hole is greater than nut hole diameter is less than the external diameter of nut.

4. The overhead floor system according to claim 3, wherein: and roughening treatment is carried out on the upper end surface of the nut or/and the lower surface of the upper supporting plate.

5. The overhead floor system of claim 4, wherein: the adjusting part is an adjusting clamping groove arranged on the upper end surface of the nut; the lower bottom plate is provided with a screw rod through hole passing through the screw rod.

6. The overhead floor system according to claim 1, wherein: the base is frustum-shaped and made of metal material or hard non-metal material, and the bottom surface of the base is subjected to roughening treatment.

7. The overhead floor system of claim 4, wherein: the balance plate layer is supported on the foundation floor slab through the screw rod, the balance plate layer is horizontal by adjusting the corresponding nuts, and all the nuts are propped against the corresponding upper supporting plate.

8. The overhead floor system of claim 2, wherein: set pipelines or/and cables required by decoration are laid in the overhead space; the overhead floor system further includes overhead keels distributed around the overhead space for supporting the bottom panel assembly at a location near the edge.

9. The overhead floor system according to claim 1, wherein: the fabricated floor system further includes a ceiling system located below the base floor, including:

the suspended ceiling keel is fixed at the lower part of the foundation floor slab and is used as a foundation structure of the suspended ceiling system;

the suspended ceiling panel is fixed on the suspended ceiling keel to form a ceiling decorative surface;

and a ceiling space is formed between the basic floor slab and the ceiling panel, and a set pipeline or/and cables required by decoration are laid in the ceiling space.

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