CN114108878B - Dry-type connection assembled house structure system - Google Patents
Dry-type connection assembled house structure system Download PDFInfo
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- CN114108878B CN114108878B CN202111512261.8A CN202111512261A CN114108878B CN 114108878 B CN114108878 B CN 114108878B CN 202111512261 A CN202111512261 A CN 202111512261A CN 114108878 B CN114108878 B CN 114108878B
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- 229910000831 Steel Inorganic materials 0.000 claims description 45
- 239000010959 steel Substances 0.000 claims description 45
- 239000000463 material Substances 0.000 claims description 11
- 229920001971 elastomer Polymers 0.000 claims description 9
- 239000005060 rubber Substances 0.000 claims description 9
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 8
- -1 polydimethylsiloxane Polymers 0.000 claims description 6
- 239000011241 protective layer Substances 0.000 claims description 6
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- 239000004642 Polyimide Substances 0.000 claims description 3
- 239000004205 dimethyl polysiloxane Substances 0.000 claims description 3
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 claims description 3
- 229920000139 polyethylene terephthalate Polymers 0.000 claims description 3
- 239000005020 polyethylene terephthalate Substances 0.000 claims description 3
- 229920001721 polyimide Polymers 0.000 claims description 3
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 3
- 239000004800 polyvinyl chloride Substances 0.000 claims description 3
- 230000013011 mating Effects 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 37
- 238000000034 method Methods 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 7
- 210000001503 joint Anatomy 0.000 description 6
- 238000003466 welding Methods 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 4
- 238000009415 formwork Methods 0.000 description 4
- 239000004570 mortar (masonry) Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000011065 in-situ storage Methods 0.000 description 3
- 238000003912 environmental pollution Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
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- 230000011218 segmentation Effects 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
- E04B1/41—Connecting devices specially adapted for embedding in concrete or masonry
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
- E04B1/61—Connections for building structures in general of slab-shaped building elements with each other
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B5/00—Floors; Floor construction with regard to insulation; Connections specially adapted therefor
- E04B5/02—Load-carrying floor structures formed substantially of prefabricated units
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B5/00—Floors; Floor construction with regard to insulation; Connections specially adapted therefor
- E04B5/02—Load-carrying floor structures formed substantially of prefabricated units
- E04B5/023—Separate connecting devices for prefabricated floor-slabs
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/30—Columns; Pillars; Struts
- E04C3/34—Columns; Pillars; Struts of concrete other stone-like material, with or without permanent form elements, with or without internal or external reinforcement, e.g. metal coverings
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The invention belongs to the technical field of assembly type, in particular relates to a dry-type connection assembly type residential structure system, and aims to solve the problems that in the prior art, an assembly type structure adopts cast-in-place concrete to realize large wet work load, the overall assembly rate is low, the construction period is not easy to control and the environment is not protected. The utility model provides a dry-type connection assembled house structure system includes prefabricated shear force wall, prefabricated floor, prefabricated constructional column, first connecting piece and second connecting piece, and wherein, first connecting piece is T type structure, and the second connecting piece is the bar structure, and prefabricated shear force wall and prefabricated floor are connected through first connecting piece, and prefabricated constructional column and prefabricated shear force wall are connected through the second connecting piece to it is fixed through dismantling the connecting piece. The application adopts dry connection to reduce the connection cost, reduce wet operation, reduce construction difficulty, greatly improve construction efficiency, effectively reduce the pollution of construction to the environment, and have good practicality and economical efficiency.
Description
Technical Field
The invention belongs to the technical field of assembly, and particularly relates to a dry-type connection assembly type residential structure system.
Background
The existing rural multi-storey residential structure system is mainly of a masonry structure or a brick-wood structure; the integrity is poor, and the anti-seismic performance is insufficient; the rural multi-storey residential building design is generally free of architects, the scheme is unreasonable to select, and the randomness of the residential scheme design and indoor layout is high; the structural design is unsafe, no regular design drawing is adopted, and the construction randomness is high; meanwhile, most farmers build the building, the technical level of constructors is low, and the construction quality is not dared to be guaranteed.
The existing assembly type building node connection method is commonly provided with cast-in-situ node connection, grouting sleeve connection and slurry anchor lap joint connection. The cast-in-situ node connection is a method for completing node reinforcement cage arrangement by adopting a site reinforcement binding mode, and then completing node connection by formwork support and site casting of concrete; the grouting sleeve connection means that the joint positions of the prefabricated components are connected with each other through the grouting sleeve to finish joint connection of the joint connection reinforcing bars, and then high-strength grouting materials are poured into the grouting sleeve to form a complete joint connection structure; the grout anchor lap joint connection refers to reserving holes at the joint connection positions of prefabricated parts, inserting stubble connecting reinforcing steel bars of the prefabricated parts into the reserved holes, and pouring high-strength grouting materials to complete connection. The three types of connection methods all belong to the category of wet connection because of the large concrete wet workload. The wet type connection is easy to cause environmental pollution due to more cast-in-situ workload, meanwhile, the construction period is still not easy to control, meanwhile, the assembly type node is connected with the slurry anchor in a lap joint mode by adopting a grouting sleeve, the grouting rate of grouting mortar by adopting a grouting machine is not easy to control due to poor environmental conditions of a construction site, the phenomenon of non-compaction of grouting and the like is easy to occur, the phenomenon is not easy to perceive, and hidden danger is left for safe use of the structure.
Disclosure of Invention
In order to solve the problems in the prior art, namely the problems that in the prior art, an assembled structure adopts cast-in-place concrete, the wet workload is large, the overall assembly rate is low, the construction period is not easy to control and is not environment-friendly, and meanwhile, the problems that the grouting rate of grouting mortar of a grouting machine is not easy to control, the grouting is not compact and the structural bearing risk is caused easily are solved. The present application provides a dry-connect fabricated residential structural system comprising:
the prefabricated shear wall comprises a shear wall body, a first embedded component and a second embedded component, wherein the two first embedded components are respectively and vertically arranged on two sides of the shear wall body, the first embedded components are the same in height as the shear wall body, the first embedded components are provided with prefabricated grooves extending along the length direction of the first embedded components, the prefabricated grooves are communicated with the outside in a direction deviating from the shear wall body, and first prefabricated holes are correspondingly formed in two opposite sides of the prefabricated grooves; the second embedded members are uniformly distributed along the transverse direction of the shear wall body, each second embedded member comprises an embedded cup-shaped structure embedded in the shear wall body, the opening end of each embedded cup-shaped structure is parallel and level to the top surface and/or the bottom surface of the shear wall body and communicated with the outside, and the side wall of each embedded cup-shaped structure is provided with a second prefabricated hole communicated with the outside of the shear wall body;
the precast floor slab comprises a floor slab body and embedded nodes, wherein a plurality of the embedded nodes are uniformly distributed along the circumferential direction of the floor slab body, each embedded node comprises an embedded plate-shaped structure embedded in the floor slab body, the embedded plate-shaped structure is exposed out of the surface of the floor slab body to be communicated with the outside, and each embedded plate-shaped structure is provided with a third precast hole communicated with the outside of the floor slab body;
the prefabricated constructional column comprises a constructional column body and third embedded members embedded in each vertical connecting end of the constructional column body, wherein each third embedded member is provided with a constructional groove extending along the length direction of the corresponding constructional groove, the constructional groove is communicated with the outside in a direction deviating from the constructional column body, and fourth prefabricated holes are correspondingly formed in two opposite sides of the constructional groove;
the first connecting piece is used for fixing the prefabricated shear wall and the prefabricated floor slab;
and the second connecting piece is used for fixing the prefabricated shear wall and the prefabricated constructional column.
In some preferred technical solutions, the first connecting piece is of a T-shaped structure, and the three connecting ends of the T-shaped structure are provided with fifth prefabricated holes, and the fifth prefabricated holes are used for matching with the second prefabricated holes and/or the third prefabricated holes, so that the detachable connecting piece penetrates and fixes the prefabricated shear wall and the prefabricated floor slab. It will be appreciated that the first connector of the present application may also be secured to the precast shear wall and/or precast floor panels by welding.
In some preferred embodiments, the second connector is a strip-shaped plate structure, and the strip-shaped plate structure is provided with a sixth prefabricated hole along the length direction, and the sixth prefabricated hole is used for matching with the first prefabricated hole and/or the fourth prefabricated hole, so that the detachable connector penetrates and fixes the prefabricated shear wall and the prefabricated constructional column.
In some preferred technical schemes, a plurality of rectangular holes are formed in the middle of the second connecting piece, the plurality of rectangular holes are arranged at intervals along the length direction of the second connecting piece, and the sixth prefabricated holes are arranged between two adjacent rectangular holes.
In some preferred embodiments, the first pre-embedded member and the third pre-embedded member are both U-shaped channel steel.
In some preferred technical schemes, the second embedded member further comprises a first binding connector, the first binding connector is fixed at the bottom of the embedded cup-shaped structure, and the second embedded member is bound and fixed with the reinforcing steel mesh inside the shear wall body through the first binding connector.
In some preferred technical schemes, the embedded node further comprises a second binding connecting piece, one end of the second binding connecting piece is connected with the embedded node, and the other end of the second binding connecting piece is fixed with the reinforcing steel mesh inside the floor slab body in a binding mode.
In some preferred embodiments, the constructional column body is in a shape of a straight line, a T, a cross or an L.
In some preferred embodiments, the outer surfaces of the first connector and the second connector are covered with a protective layer, and the protective layer is made of a flexible stretchable material.
In some preferred embodiments, the material of the protective layer is polydimethylsiloxane, polyimide, polyvinyl chloride, polyethylene terephthalate, or rubber.
The invention has the beneficial effects that:
the dry connection assembly type shear wall, the floor slab, the constructional column and the system thereof are beneficial to standardization and standardization of rural residential building design, ensure structural integrity and improve structural earthquake resistance; the groove-shaped and cup-shaped connecting pieces are filled and wrapped by rubber, so that internal steel materials can be protected, contact between the groove-shaped and cup-shaped connecting pieces and air is isolated, oxidation and corrosion speeds of the groove-shaped and cup-shaped connecting pieces are slowed down, noise generated by friction and collision of components can be eliminated or reduced, and comfort level of houses is improved; meanwhile, wet workload can be reduced by adopting dry connection modes such as bolt connection or welding, the construction efficiency is greatly improved, the pollution of construction to the environment is effectively reduced, and the method has good practicability and economy; and the strip steel plate connecting piece adopts a sectional hole forming construction mode, so that the dead weight of the bolt steel can be effectively reduced, the consumption of steel is reduced, the cost is reduced, the construction is convenient, and the construction progress and efficiency are effectively improved.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the detailed description of non-limiting embodiments, made with reference to the following drawings, in which:
FIG. 1 is a schematic view of the overall structure of an external wall panel of a dry-connect fabricated shear wall according to an embodiment of the present invention;
FIG. 2 is a schematic view of the overall structure of an inner wall panel of a dry-connect fabricated shear wall according to one embodiment of the present invention;
FIG. 3 is a schematic view of the internal structure of a dry-connect fabricated shear wall according to an embodiment of the present invention;
FIG. 4 is a top view of the overall structure of a dry-connect fabricated floor slab in accordance with one embodiment of the present invention;
FIG. 5 is a bottom view of the overall structure of a dry-connect fabricated floor slab in accordance with one embodiment of the present invention;
FIG. 6 is a schematic view of the internal structure of a dry-connect fabricated floor slab in accordance with one embodiment of the present invention;
FIG. 7 is a schematic view of the overall structure of a dry-connect fabricated T-shaped outer column according to one embodiment of the present invention;
FIG. 8 is a schematic view of the overall structure of a dry-connect fabricated T-shaped inner column according to one embodiment of the present invention;
FIG. 9 is a schematic view showing the internal structure of a dry-connect fabricated T-shaped column according to one embodiment of the present invention;
FIG. 10 is a schematic view of the overall structure of a dry-connect fabricated L-shaped inner column according to one embodiment of the present invention;
FIG. 11 is a schematic view showing the internal structure of a dry-connect fabricated L-pillar according to an embodiment of the present invention;
FIG. 12 is a schematic view of the overall structure of a dry-connect fabricated in-line column in accordance with one embodiment of the present invention;
FIG. 13 is a schematic view showing the internal structure of a dry-connect fabricated in-line column according to one embodiment of the present invention;
FIG. 14 is a schematic view of the overall structure of a dry-connect fabricated cross-section inner column in accordance with one embodiment of the present invention;
FIG. 15 is a schematic view of the internal structure of a dry-connect fabricated cross-type constructional column in accordance with one embodiment of the invention;
FIG. 16 is a schematic view of a first connector according to an embodiment of the present invention;
FIG. 17 is a schematic view of a second connector according to an embodiment of the present invention;
FIG. 18 is a disassembled view of a dry-connect fabricated upper wall, lower wall and floor slab connection node in accordance with one embodiment of the present invention;
FIG. 19 is an assembly view of a dry-connect fabricated upper wall, lower wall and floor slab connection node in accordance with one embodiment of the present invention;
FIG. 20 is a cross-sectional view of a dry-connect fabricated upper wall, lower wall and floor slab connection node in accordance with one embodiment of the present invention;
FIG. 21 is a disassembled view of a dry-connect fabricated wall and column connection node in accordance with one embodiment of the present invention;
FIG. 22 is an assembly view of a dry connect fabricated wall and column connection node in accordance with one embodiment of the present invention;
FIG. 23 is a schematic view of a dry-connect fitting component bolt hole configuration in accordance with one embodiment of the present invention;
FIG. 24 is a schematic diagram of a dry-connect fabricated structural system in accordance with one embodiment of the present invention;
FIG. 25 is a schematic diagram of a second embodiment of a dry-connect fabricated structural system;
FIG. 26 is a schematic diagram III of a dry-connect fabricated structural system in accordance with an embodiment of the present invention;
list of reference numerals:
100-prefabricated shear walls, 110-first pre-embedded components, 111-first prefabricated holes, 120-second pre-embedded components, 121-pre-embedded cup structures, 122-first binding connectors, 123-second prefabricated holes, 130-reinforcing steel meshes and 140-shear wall extension joints; 200-prefabricating a floor slab, 210-embedding nodes, 211-third prefabricating holes, 220-second binding connectors and 230-floor slab reinforcing steel meshes; 300-prefabricated constructional columns, 310-third embedded components, 311-fourth prefabricated holes, 320-reinforcing steel bar frameworks and 330-constructional column extension joints; 400-first connector, 410-fifth preformed hole; 500-second connector, 510-sixth preformed hole; 600-removable connector.
Detailed Description
In order to make the embodiments, technical solutions and advantages of the present invention more obvious, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the embodiments are some, but not all embodiments of the present invention. It should be understood by those skilled in the art that these embodiments are merely for explaining the technical principles of the present invention, and are not intended to limit the scope of the present invention.
The invention discloses a dry connection assembled house structure system, which comprises a prefabricated shear wall, wherein the prefabricated shear wall comprises a shear wall body, first embedded components and second embedded components, the two first embedded components are vertically arranged on two sides of the shear wall body respectively, the first embedded components are the same in height as the shear wall body, the first embedded components are provided with prefabricated grooves extending along the length direction of the first embedded components, the direction of the prefabricated grooves deviating from the shear wall body is communicated with the outside, and two opposite sides of the prefabricated grooves are correspondingly provided with first prefabricated holes; the second embedded members are uniformly distributed along the transverse direction of the shear wall body, each second embedded member comprises an embedded cup-shaped structure embedded in the shear wall body, the opening end of each embedded cup-shaped structure is parallel and level to the top surface and/or the bottom surface of the shear wall body and communicated with the outside, and the side wall of each embedded cup-shaped structure is provided with a second prefabricated hole communicated with the outside of the shear wall body;
the precast floor slab comprises a floor slab body and embedded nodes, wherein a plurality of the embedded nodes are uniformly distributed along the circumferential direction of the floor slab body, each embedded node comprises an embedded plate-shaped structure embedded in the floor slab body, the embedded plate-shaped structure is exposed out of the surface of the floor slab body to be communicated with the outside, and each embedded plate-shaped structure is provided with a third precast hole communicated with the outside of the floor slab body;
the prefabricated constructional column comprises a constructional column body and third embedded members embedded in each vertical connecting end of the constructional column body, wherein each third embedded member is provided with a constructional groove extending along the length direction of the corresponding constructional groove, the constructional groove is communicated with the outside in a direction deviating from the constructional column body, and fourth prefabricated holes are correspondingly formed in two opposite sides of the constructional groove;
the first connecting piece is used for fixing the prefabricated shear wall and the prefabricated floor slab;
and the second connecting piece is used for fixing the prefabricated shear wall and the prefabricated constructional column.
In order to more clearly illustrate the dry-connect fabricated residential structural system of the present invention, a preferred embodiment of the present invention will be described in detail below with reference to the accompanying drawings.
As a preferred embodiment of the present invention, the dry-connect fabricated residential structure system of the present invention, referring to fig. 24-26, comprises prefabricated shear walls 100, prefabricated floors 200, prefabricated building columns 300, first connectors 400 and second connectors 500. Wherein the first connector 400 is used to secure the precast shear wall 100 and the precast floor slab 200. The second connector 500 is used to secure the prefabricated shear wall 100 and the prefabricated building column 300.
As shown in fig. 1-3, the prefabricated shear wall 100 of the present invention comprises a shear wall body, a first pre-buried member 110 and a second pre-buried member 120,
the two first pre-buried components 110 are vertically arranged on two sides of the shear wall body respectively, the first pre-buried components 110 are the same in height with the shear wall body, the first pre-buried components 110 are provided with prefabricated grooves extending along the length direction of the first pre-buried components, the prefabricated grooves are arranged in a mode of deviating from the direction of the shear wall body and communicated with the outside, and the two opposite sides of the prefabricated grooves are correspondingly provided with first prefabricated holes 111.
The second embedded members 120 are uniformly distributed along the transverse direction of the shear wall body, the second embedded members 120 comprise embedded cup-shaped structures 121 embedded in the shear wall body, the opening ends of the embedded cup-shaped structures 121 are flush with the top surface and/or the bottom surface of the shear wall body and are communicated with the outside, and second prefabricated holes 123 communicated with the outside of the shear wall body are formed in the side walls of the embedded cup-shaped structures 121.
Preferably, the second embedded component 120 further comprises a first binding connector 122, the first binding connector 122 is fixed at the bottom of the embedded cup-shaped structure 121, and the second embedded component 120 is bound and fixed with the reinforcing mesh 130 inside the shear wall body through the first binding connector 122.
Specifically, referring to fig. 2 and 3, the first pre-buried member 110 of the present application is a U-shaped channel steel. In some preferred embodiments, the length of the two U-channels is the same as the height of the prefabricated shear wall 100 of the present application.
The pre-buried shear wall 100 is a precast steel plate concrete shear wall, and the manufacturing process is as follows:
s100, manufacturing a first embedded component and a second embedded component, namely an embedded groove-shaped interface and an embedded cup-shaped interface.
And S200, binding inner longitudinal and transverse steel bars in the shear wall to form a steel bar mesh, and welding the groove-shaped interface and the cup-shaped interface into the steel bar mesh. In other aspects, the cup-shaped interface is bound to the reinforcing mesh by a first binding connection.
S300, formwork pouring concrete forms an embedded interface concrete shear wall, and the embedded interface steel plates are exposed locally, namely prefabricated holes corresponding to the first embedded component and the second embedded component are exposed locally.
Further, the prefabricated floor 200 of this application, including floor body and pre-buried node 210, the circumference evenly distributed of floor body is followed to a plurality of pre-buried node 210, and pre-buried node 210 is including pre-buried platelike structure in the inside pre-buried platelike structure of floor body, and pre-buried platelike structure exposes in the surface of floor body in order to communicate with outside, and pre-buried platelike structure has the third prefabricated hole 211 with the outside intercommunication of floor body.
Preferably, the embedded node further comprises a second binding connector 220, one end of the second binding connector 220 is connected with the embedded node 210, and the other end of the second binding connector is fixed with a floor slab reinforcing mesh 230 in the floor slab body in a binding mode.
Specifically, referring to fig. 4-6, the number of the embedded nodes in the method is eight, and the eight embedded nodes are uniformly arranged along the circumferential direction of the precast floor slab.
The precast floor slab is a precast steel plate concrete floor slab, and the manufacturing process is as follows:
a100, manufacturing embedded nodes, namely the floor embedded steel plate connecting pieces.
And A200, binding longitudinal and transverse steel bars in the floor slab to form a floor slab steel bar net sheet, and welding the steel plate connecting piece into the floor slab steel bar net sheet. In other technical schemes, the embedded nodes are bound to the reinforcing mesh through the second binding connection.
A300, formwork pouring concrete forms a pre-buried steel plate concrete floor slab, and holes are reserved at corresponding positions, wherein the pre-buried steel plate is exposed locally, namely the pre-fabricated holes corresponding to the pre-buried nodes are exposed locally.
Specifically, the prefabricated constructional column 300 of the application comprises a constructional column body and third embedded members 310 embedded in each vertical connecting end of the constructional column body, wherein the third embedded members 310 are provided with constructional grooves extending along the length direction of the third embedded members, the constructional grooves are communicated with the outside in a direction deviating from the constructional column body, and fourth prefabricated holes 311 are correspondingly formed in two opposite sides of the constructional grooves. Preferably, the construction grooves of each third pre-buried member 310 in the present application each include an even number of fourth pre-fabricated holes 311, and the even number of fourth pre-fabricated holes 311 are arranged in pairs, each group of fourth pre-fabricated holes is arranged at intervals, and two fourth pre-fabricated holes 311 of the same group are arranged at intervals along the length direction. Referring to fig. 8, as a first embodiment, the construction groove of each third pre-buried member 310 includes eight fourth pre-formed holes 311, and referring to fig. 9, as a second embodiment, the construction groove of each third pre-buried member 310 includes four fourth pre-formed holes 311. The number of fourth preformed holes 311 is not limiting to the present application.
It is understood that the constructional column body of the present application may be in the form of a straight, T, cross or L. Namely, when the constructional column body is in a straight shape, the dry type connection assembly type constructional column comprises two third pre-embedded members 310, and the two third pre-embedded members 310 are respectively welded on a steel bar framework 320 in the constructional column body; when the constructional column body is L-shaped, the dry connection assembly type constructional column comprises two third embedded members 310, and the two third embedded members 310 are welded at two vertical connecting ends of an L-shaped reinforced frame 320 in the constructional column body respectively; when the constructional column body is T-shaped, the dry connection assembly type constructional column comprises three third embedded members 310, and the three third embedded members 310 are welded at three vertical connecting ends of a T-shaped reinforcing steel bar framework 320 in the constructional column body respectively; when the constructional column body is cross-shaped, the dry-type connection assembled constructional column comprises four third embedded members 310, and the four third embedded members 310 are welded at four vertical connecting ends of the cross-shaped reinforced steel framework 320 in the constructional column body respectively.
Specifically, referring to fig. 7 to 15, the prefabricated constructional column is a prefabricated steel plate concrete constructional column, and the manufacturing process is as follows:
and B100, manufacturing a third embedded component, namely manufacturing the embedded groove-shaped interface of the constructional column.
And B200, binding longitudinal and transverse steel bars in the constructional column to form a steel bar framework, and welding the embedded groove-shaped connectors into the steel bar framework.
And B300, formwork pouring concrete to form an embedded groove-shaped interface concrete constructional column, wherein the embedded groove-shaped interface steel plate is exposed locally, namely the prefabricated hole corresponding to the third embedded component is exposed locally.
The residential architecture of the present application is diverse, and thus the constructional column body in the residential architecture of the present application may be any one of a straight, T, cross or L-shape or a combination thereof.
The first connector 400 of the present application is a T-shaped structure, referring to fig. 16, three connection ends of the T-shaped structure are all provided with a fifth prefabricated hole 410, and the fifth prefabricated hole 410 is used for matching with the second prefabricated hole 123 and/or the third prefabricated hole 211, so that the detachable connector 600 penetrates and fixes the prefabricated shear wall 100 and the prefabricated floor slab 200. It can improve node wholeness and fastness.
Further, the second connector 500 is a bar-shaped plate structure, referring to fig. 17, the bar-shaped plate structure is provided with a sixth pre-fabricated hole 510 along a length direction, and the sixth pre-fabricated hole 510 is used to match the first pre-fabricated hole 111 and/or the fourth pre-fabricated hole 311, so that the detachable connector 600 penetrates and fixes the pre-fabricated shear wall 100 and the pre-fabricated constructional column 300. Further, a plurality of rectangular holes are formed in the middle of the second connecting member 500, and the plurality of rectangular holes are disposed at intervals along the length direction of the second connecting member 500, and the sixth prefabricated hole 510 is disposed between two adjacent rectangular holes. The second connecting piece adopts the construction mode of segmentation fretwork, can effectively alleviate the dead weight of bolt steel, under the condition that guaranteeing intensity satisfies the requirement, reduces the quantity of steel, saves the cost. Meanwhile, the self weight is effectively reduced by adopting the hollow mode, so that the use of large-scale instruments can be effectively reduced, the construction is convenient to develop rapidly, and the construction progress and efficiency are effectively improved.
In some preferred embodiments, the outer surfaces of the first connector 400 and the second connector 500 are each covered with a protective layer made of a flexible stretchable material. Preferably, this flexible tensile material is polydimethylsiloxane, polyimide, polyvinyl chloride, polyethylene terephthalate or rubber, and this application adopts rubber node connecting piece, and it is big to solve steel construction connected node noise, influences resident's normal life scheduling problem, uses non-steel material to fill and wrap up can protect inside steel, thereby isolated its contact with the air slows down its oxidation and corrosion rate. The adoption of the non-steel material for outer wrapping can avoid the direct contact of steel, and reduce the uncomfortable experience of the occupants caused by friction sound caused by the direct contact of steel. Specifically, the detachable connecting piece is a high-strength bolt which is used for fixing a prefabricated floor slab, a prefabricated column and a prefabricated wall body, and the integrity and the firmness of the node are improved.
The field assembly flow of the dry connection assembly type residential structure system is as follows:
and C100, firstly transporting the prefabricated shear wall 100 into position, then hoisting the prefabricated shear wall 100 to a designated position of a building structure, and finishing the fixation of the bottom to ensure the wall to be vertical.
And C200, hoisting the prefabricated constructional column 300 to a designated position of the building structure, finishing the fixation of the bottom, ensuring the prefabricated constructional column to be vertical, and ensuring that the position of the embedded groove type interface of the prefabricated constructional column is identical with that of the embedded groove type interface of the prefabricated shear wall 100. I.e. to ensure that the pregroove is positioned in correspondence with the constructional groove.
And C300, inserting a second connecting piece 500, namely a prefabricated rubber-encased strip-shaped bolt steel connecting piece, into the pre-buried groove-shaped interface steel plates of the prefabricated shear wall 100 and the prefabricated constructional column 300, inserting high-strength bolts at the prefabricated holes, namely reserved bolt holes for tightening, connecting the prefabricated shear wall 100 and the prefabricated constructional column 300 into a whole, and sequentially completing horizontal connection between the wall and the column. See in particular figures 21-22.
And C400, hoisting the precast floor slab 200 in place, placing the precast floor slab at the upper end of the lower precast shear wall 100, exposing the opening end of the embedded cup-shaped structure at the upper end of the precast shear wall, inserting a first connecting piece 400, namely a lower flange of the T-shaped connecting plate wrapped with rubber, into the embedded cup-shaped structure of the lower wall, finely adjusting the position of the precast floor slab, enabling a flange steel plate of the T-shaped connecting plate to be tightly propped against the end part of the precast floor slab, aligning a web plate of the T-shaped connecting plate with the embedded steel plate connecting piece of the floor slab, and sequentially screwing high-strength bolts in the flange and the web plate of the T-shaped connecting plate to finish the connection between the lower wall and the floor slab. See in particular figures 18-20.
And C500, hoisting the upper prefabricated shear wall in place, aligning with the lower wall, inserting the upper flange of the T-shaped connecting plate wrapped with rubber into the embedded cup-shaped interface of the upper wall, and tightening by using high-strength bolts to finish the connection between the upper wall and the lower wall and between the upper wall and the floor slab, thereby forming a structure.
And C600, completing the node connection of all the shear walls, the floor slabs and the constructional columns to form a dry connection assembled house structure system of a complete shear wall, floor slab and constructional column structure.
In some preferred embodiments, the connection part of the outer wall body and the floor slab is considered, and the outer side of the connection part is exposed by the T-shaped connection plate of the prefabricated outer wrapping rubber, so that the connection part is in a protruding and upward construction mode on the outer side of the prefabricated wall body, and the contact with the outside is reduced. The structure of the prefabricated shear wall in other embodiments of the present application is shown in fig. 1, where the structure of the inner wall of the prefabricated shear wall 100 is unchanged, and the outer side extends upwards to form a shear wall extension joint 140, so as to be used for protecting the first connecting piece 400, reducing the contact between the first connecting piece and the outside, and preventing the rubber from aging and corrosion. Further, the shear wall of the present application includes two opposite surfaces, namely an outer wall plate and an inner wall plate, wherein the outer wall plate is positioned at the periphery of the building, the wall plate connected with the outer constructional column, namely, the wall plate containing the shear wall extension joint, and the inner wall plate is positioned inside the building, namely, the wall plate connected with the inner constructional column, namely, the wall plate not containing the shear wall extension joint. The extension joint can facilitate the butt joint of the upper wall body and the lower wall body on one hand and is beneficial to the waterproof design of the outer wall of a building on the other hand.
Similarly, considering that the connection of the prefabricated constructional column 300 and the prefabricated floor slab 200 is partially incomplete, the construction mode that the outer side of the prefabricated constructional column 300 protrudes upwards is adopted to ensure that the connection of the column and the slab is complete. The structure of the prefabricated constructional column in other embodiments of the present application is shown in fig. 7, and the outer side of the prefabricated constructional column 300 is extended upwards to form a constructional column extension joint 330 for ensuring the integrity of the connection position of the prefabricated constructional column, the prefabricated floor slab and the prefabricated shear wall. Since the prefabricated building column 300 of the present application has various structures, the other shape outer side column structure is the same as this, and thus is not listed by the drawings one by one. The outer constructional column is positioned at the periphery of the building and connected with the outer wall, and is provided with a constructional column extension joint; the inner constructional column is positioned inside the building and connected with the inner wall, and no constructional column extension joint is arranged. The technical scheme is the same as that of the shear wall extension joint.
As will be appreciated by those skilled in the art, the extension joint has various possibilities, and taking the prefabricated shear wall 100 as an example, the shear wall mounted below in this embodiment is most preferable, and the top end thereof extends upwards; in another preferred embodiment, a person skilled in the art can select one half of the downward extending gap at the bottom end of the shear wall arranged above, one half of the upward extending gap at the top end of the shear wall arranged below, that is, the shear walls butted up and down are all provided with extending joints, and the two extending joints are completely matched when the heights of the extending joints are the same, so that the outer walls of the buildings are butted up seamlessly; or in another preferred embodiment, the bottom end of the shear wall arranged above is extended downwards to form an extension joint, and the top end of the shear wall arranged below is not extended upwards. Likewise, the feasibility of the column extension joint 330 of the prefabricated column 300 is the same as that of the shear wall extension joint 140 of the prefabricated shear wall 100, and will not be described in detail herein. As long as the extension joint at the outer side of the building can be in seamless joint connection.
Still further, the concrete material of prefabricated wall, board, post in the assembled house structure system of dry-type connection of this application all leaves the reserved hole that is greater than the nut diameter of high-strength bolt to use sleeve class instrument to screw down it, let the nut sink into the concrete hole simultaneously, and then do not influence whole pleasing to the eye, later stage uses building mortar to cover, and the protection bolt does not receive the air corrosion, extension building life. This arrangement applies to the first pre-fabricated hole 111, the second pre-fabricated hole 123, the third pre-fabricated hole 211, the fourth pre-fabricated hole 311, the fifth pre-fabricated hole 410, and the sixth pre-fabricated hole 510.
On one hand, the embodiment of the application can solve the problems of poor integrity and poor earthquake resistance of the existing rural multi-storey residential structure system; meanwhile, the assembly type construction mode is adopted, the standardization of structural member design and the mechanization of construction can be realized, and the problems that the room layout is unreasonable, the construction randomness is high, the construction quality is not easy to guarantee and the like are solved. On the other hand, the dry connecting method can reduce the problem of large wet workload of cast-in-place concrete, improve the efficiency, save the construction period and reduce the environmental pollution; meanwhile, the problem that the grouting rate of grouting mortar by adopting a grouting machine is not easy to control, and the problem that the grouting is not compact and the structural bearing risk is caused easily is solved. And the strip steel plate connecting piece adopts a sectional hole forming construction mode, so that the dead weight of the bolt steel can be effectively reduced, the consumption of steel is reduced, the cost is reduced, the construction is convenient, and the construction progress and efficiency are effectively improved.
The technical scheme in the embodiment of the application at least has the following technical effects and advantages:
the dry connection assembly type shear wall, the floor slab, the constructional column and the system thereof are beneficial to standardization and standardization of rural residential building design, ensure structural integrity and improve structural earthquake resistance; the adoption of the rubber-encased groove-shaped and cup-shaped connecting piece can eliminate or reduce noise generated by friction and collision of components, and improve comfort of houses; meanwhile, the dry connection is adopted, so that the connection cost can be reduced, wet operation is reduced, the construction difficulty is reduced, the construction efficiency is greatly improved, the pollution of construction to the environment can be effectively reduced, and the method has good practicability and economy. And the strip steel plate connecting piece adopts a sectional hole forming construction mode, so that the dead weight of the bolt steel can be effectively reduced, the consumption of steel is reduced, the cost is reduced, the construction is convenient, and the construction progress and efficiency are effectively improved.
It should be noted that, in the description of the present invention, terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like, which indicate directions or positional relationships, are based on the directions or positional relationships shown in the drawings, are merely for convenience of description, and do not indicate or imply that the apparatus or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Furthermore, the number of preformed holes in each structure of the present application should not be taken as limiting the present application.
Furthermore, it should be noted that, in the description of the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to the specific circumstances. In addition, in this application, can adopt bolted connection, rivet connection through the connected mode of detachable connection piece, and similarly, it also can adopt dry-type connected mode such as welding, on the basis that does not deviate from the principle of this application, any change of connected mode should all fall within the protection scope of this application.
The terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, article, or apparatus/means that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, article, or apparatus/means.
Thus far, the technical solution of the present invention has been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of protection of the present invention is not limited to these specific embodiments. Equivalent modifications and substitutions for related technical features may be made by those skilled in the art without departing from the principles of the present invention, and such modifications and substitutions will be within the scope of the present invention.
Claims (7)
1. A dry-connect fabricated residential structural system, comprising:
the prefabricated shear wall comprises a shear wall body, a first embedded component and a second embedded component, wherein the two first embedded components are respectively and vertically arranged on two sides of the shear wall body, the first embedded components are the same in height as the shear wall body, the first embedded components are provided with prefabricated grooves extending along the length direction of the first embedded components, the prefabricated grooves are communicated with the outside in a direction deviating from the shear wall body, and first prefabricated holes are correspondingly formed in two opposite sides of the prefabricated grooves; the second embedded members are uniformly distributed along the transverse direction of the shear wall body, each second embedded member comprises an embedded cup-shaped structure embedded in the shear wall body, the opening end of each embedded cup-shaped structure is parallel and level to the top surface and/or the bottom surface of the shear wall body and communicated with the outside, and the side wall of each embedded cup-shaped structure is provided with a second prefabricated hole communicated with the outside of the shear wall body;
the precast floor slab comprises a floor slab body and embedded nodes, wherein a plurality of the embedded nodes are uniformly distributed along the circumferential direction of the floor slab body, each embedded node comprises an embedded plate-shaped structure embedded in the floor slab body, the embedded plate-shaped structure is exposed out of the surface of the floor slab body to be communicated with the outside, and each embedded plate-shaped structure is provided with a third precast hole communicated with the outside of the floor slab body;
the prefabricated constructional column comprises a constructional column body and third embedded members embedded in each vertical connecting end of the constructional column body, wherein each third embedded member is provided with a constructional groove extending along the length direction of the corresponding constructional groove, the constructional groove is communicated with the outside in a direction deviating from the constructional column body, and fourth prefabricated holes are correspondingly formed in two opposite sides of the constructional groove;
the first connecting piece is used for fixing the prefabricated shear wall and the prefabricated floor slab;
the second connecting piece is used for fixing the prefabricated shear wall and the prefabricated constructional column;
the first connecting piece is of a T-shaped structure, and fifth prefabricated holes are formed in three connecting ends of the T-shaped structure and are used for being matched with the second prefabricated holes and/or the third prefabricated holes so that the detachable connecting piece penetrates through and fixes the prefabricated shear wall and the prefabricated floor slab;
the second embedded member further comprises a first binding connecting piece, the first binding connecting piece is fixed at the bottom of the embedded cup-shaped structure, and the second embedded member is bound and fixed with the reinforcing steel mesh inside the shear wall body through the first binding connecting piece;
the embedded node further comprises a second binding connecting piece, one end of the second binding connecting piece is connected with the embedded node, and the other end of the second binding connecting piece is bound and fixed with the reinforcing mesh inside the floor slab body;
the outer side of the prefabricated shear wall is upwards extended with a shear wall extension joint;
the outside of the prefabricated constructional column is extended upwards to form a constructional column extension joint.
2. The dry connect modular residential structure system of claim 1, wherein the second connector is a bar-type plate-like structure provided with sixth preformed holes along a length direction for mating with the first preformed holes and/or the fourth preformed holes to allow the detachable connector to penetrate and secure the preformed shear wall and the preformed constructional column.
3. The dry connection fabricated residential structure system according to claim 2, wherein a plurality of rectangular holes are formed in the middle of the second connecting member, the plurality of rectangular holes are arranged at intervals along the length direction of the second connecting member, and the sixth prefabricated hole is arranged between two adjacent rectangular holes.
4. The dry connect modular residential structural system of claim 1, wherein the first and third pre-buried members are each U-channel steel.
5. The dry connect modular residential structural system of any one of claims 1-4, wherein the constructional column body is one-letter, T-letter, cross-letter, or L-letter.
6. The dry connect modular residential structural system according to any one of claims 1 to 4, wherein the first connector and the second connector are each covered on an outer surface with a protective layer made of a flexible stretchable material.
7. The dry-connect modular residential structural system of claim 6, wherein the protective layer is made of polydimethylsiloxane, polyimide, polyvinyl chloride, polyethylene terephthalate, or rubber.
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| CN202111512261.8A CN114108878B (en) | 2021-12-08 | 2021-12-08 | Dry-type connection assembled house structure system |
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| CN202111512261.8A CN114108878B (en) | 2021-12-08 | 2021-12-08 | Dry-type connection assembled house structure system |
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Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US7028440B2 (en) * | 2003-09-29 | 2006-04-18 | Dale Brisson | Modular homes |
| AU2014366090B2 (en) * | 2013-12-16 | 2017-05-04 | Architectural Design And Research Institute Of Tsinghua University | Precast modular concrete wall panel, system thereof, and method of construction |
| CN108978891A (en) * | 2018-07-04 | 2018-12-11 | 中国十七冶集团有限公司 | A kind of fabricated shear wall vertical abutment joint energy consumption dry type connection structure and construction method |
| CN110080418B (en) * | 2019-05-09 | 2020-12-25 | 四川大学 | Bolt-spliced detachable assembly type shear wall structure |
| CN110056092B (en) * | 2019-05-23 | 2023-09-22 | 福建工程学院 | Connecting structure of bolting-inserting type upper and lower prefabricated shear walls and superimposed sheet and construction method |
| CN110512760B (en) * | 2019-08-08 | 2021-07-13 | 武汉迈特绿色建筑科技股份有限公司 | House modularization assembly wall body |
| CN111255115A (en) * | 2020-03-20 | 2020-06-09 | 河南城建学院 | Node prefabricated assembly type shear wall structure |
| CN112482590B (en) * | 2020-10-28 | 2022-07-01 | 中铁第一勘察设计院集团有限公司 | Prefabricated externally-hung wallboard splicing piece of assembled that T style of calligraphy steel sheet socket joint is fixed |
| CN214329341U (en) * | 2020-12-25 | 2021-10-01 | 青岛建设集团股份有限公司 | Assembled floor seam connection structure |
| CN112695895A (en) * | 2021-01-07 | 2021-04-23 | 中铁建设集团有限公司 | Prefabricated concrete ring beam-floor slab connection structure based on PBL connection and installation method |
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