CN110106970B - Assembled standard layer module and standard layer construction method combining dry and wet processes - Google Patents
Assembled standard layer module and standard layer construction method combining dry and wet processes Download PDFInfo
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- CN110106970B CN110106970B CN201910470781.3A CN201910470781A CN110106970B CN 110106970 B CN110106970 B CN 110106970B CN 201910470781 A CN201910470781 A CN 201910470781A CN 110106970 B CN110106970 B CN 110106970B
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- 238000010276 construction Methods 0.000 title claims abstract description 53
- 238000000034 method Methods 0.000 title claims abstract description 34
- 239000004567 concrete Substances 0.000 claims abstract description 250
- 239000000835 fiber Substances 0.000 claims abstract description 52
- 229910000831 Steel Inorganic materials 0.000 claims description 206
- 239000010959 steel Substances 0.000 claims description 206
- 238000003466 welding Methods 0.000 claims description 43
- 239000002184 metal Substances 0.000 claims description 38
- 230000002787 reinforcement Effects 0.000 claims description 29
- 238000011065 in-situ storage Methods 0.000 claims description 22
- 238000004873 anchoring Methods 0.000 claims description 16
- 230000000149 penetrating effect Effects 0.000 claims description 15
- 230000003014 reinforcing effect Effects 0.000 claims description 12
- 238000004519 manufacturing process Methods 0.000 claims description 10
- 239000011376 self-consolidating concrete Substances 0.000 claims description 9
- 239000004570 mortar (masonry) Substances 0.000 claims description 8
- 238000013461 design Methods 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 6
- 125000003003 spiro group Chemical group 0.000 claims description 5
- 238000009417 prefabrication Methods 0.000 claims description 4
- 238000012966 insertion method Methods 0.000 claims description 3
- 230000008901 benefit Effects 0.000 abstract description 12
- 239000011440 grout Substances 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 53
- 210000001503 joint Anatomy 0.000 description 8
- 210000003205 muscle Anatomy 0.000 description 8
- 238000009434 installation Methods 0.000 description 6
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 239000011324 bead Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
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- 238000012423 maintenance Methods 0.000 description 2
- 230000013011 mating Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000010009 beating Methods 0.000 description 1
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- 238000004364 calculation method Methods 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000011178 precast concrete Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012546 transfer Methods 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
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/02—Structures consisting primarily of load-supporting, block-shaped, or slab-shaped elements
- E04B1/04—Structures consisting primarily of load-supporting, block-shaped, or slab-shaped elements the elements consisting of concrete, e.g. reinforced concrete, or other stone-like material
-
- 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
- E04B1/02—Structures consisting primarily of load-supporting, block-shaped, or slab-shaped elements
- E04B1/04—Structures consisting primarily of load-supporting, block-shaped, or slab-shaped elements the elements consisting of concrete, e.g. reinforced concrete, or other stone-like material
- E04B1/043—Connections specially adapted therefor
-
- 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
- E04B1/16—Structures made from masses, e.g. of concrete, cast or similarly formed in situ with or without making use of additional elements, such as permanent forms, substructures to be coated with load-bearing material
- E04B1/165—Structures made from masses, e.g. of concrete, cast or similarly formed in situ with or without making use of additional elements, such as permanent forms, substructures to be coated with load-bearing material with elongated load-supporting parts, cast in situ
-
- 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
- E04B1/4114—Elements with sockets
- E04B1/4121—Elements with sockets with internal threads or non-adjustable captive nuts
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
- E04C2/02—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials
- E04C2/04—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of concrete or other stone-like material; of asbestos cement; of cement and other mineral fibres
- E04C2/06—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of concrete or other stone-like material; of asbestos cement; of cement and other mineral fibres reinforced
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
- E04C2/30—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
- E04C2/30—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure
- E04C2/38—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure with attached ribs, flanges, or the like, e.g. framed panels
- E04C2/384—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure with attached ribs, flanges, or the like, e.g. framed panels with a metal frame
-
- 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
- E04B2001/4192—Connecting devices specially adapted for embedding in concrete or masonry attached to concrete reinforcing elements, e.g. rods or wires
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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)
- Panels For Use In Building Construction (AREA)
Abstract
The invention provides an assembled standard layer module and a standard layer construction method combining a dry-wet process, relates to the technical field of assembled buildings, and solves the problems of slower assembly and poor quality of a standard layer in the prior art. When building the wall body, hoist and mount prefabricated concrete wallboard according to the work drawing and put and connect, put the concrete floor in concrete wallboard top surface again, the mantle fiber dowel of concrete wallboard passes corresponding pin joint hole and can penetrate in the half grout sleeve of upper concrete wallboard. The method can realize the rapid assembly of the standard layer module and improve the building quality, and has the advantage of higher construction efficiency.
Description
Technical Field
The invention relates to the technical field of assembled building, in particular to an assembled standard layer module and a standard layer construction method combining a dry process and a wet process by using the assembled standard layer module.
Background
With the rapid development of fabricated concrete structures, fully fabricated concrete structures are gaining increasing popularity. The advantages of the traditional concrete structure can be fully integrated, and meanwhile, the construction period is further shortened greatly, the construction cost is reduced, the construction waste is reduced, and the energy and the resources are saved.
At present, the existing construction method of 'assembling an integral concrete structure' is adopted, so that the speed advantage of an assembled building can not be fully exerted when a floor slab is constructed, and the construction speed and quality of a standard layer are affected.
Meanwhile, unlike the cast-in-situ connection node method used for assembling the integral concrete structure, the connection technology of the fully assembled concrete structure adopts dry connection, namely, a connection mode of a steel structure node is adopted at the node, and the method can be divided into flange connection, tenon connection, welding, prestress tensioning method and the like according to different structures, and the combined application of the methods; the rigid connection, the flexible connection, the variable connection and the like can be classified according to the stress performance.
Dry-bonded nodes are generally more flexible than the precast concrete elements to which they are bonded, and therefore deformation under external forces tends to concentrate at the bond site. At present, no unified specification or industry regulations are used for guiding the selection and calculation of dry connection in China, so that fully assembled concrete structures applying pure dry connection are mostly low buildings with the number of layers being less than 3, and the strength and durability of nodes are often poor.
Disclosure of Invention
The invention aims to design an assembled standard layer module and a standard layer construction method combining a dry-wet process so as to solve the defects in the prior art. The invention can realize the rapid assembly of the standard layer and improve the quality of the assembly of the standard layer, and has the advantage of higher construction efficiency.
The invention is realized by the following technical scheme:
The invention provides an assembled standard layer module, which comprises an assembled prefabricated wallboard and an integral assembled floor slab; the spliced prefabricated wallboard comprises a concrete wallboard, horizontal steel bars and longitudinal steel bars, wherein the horizontal steel bars and the longitudinal steel bars are arranged in the concrete wallboard in a transverse and longitudinal staggered mode, and two ends of the horizontal steel bars penetrate out of two side faces of the concrete wallboard respectively; the lower part of the concrete wallboard is provided with a plurality of semi-grouting sleeves and matched threading steel bars in a pre-buried mode in sequence along the trend of the wall body, the upper part of the concrete wallboard is provided with an upper part outlet rib and a matched embedded part in a pre-buried mode, the number of the upper part outlet rib and the matched embedded part is the same as that of the semi-grouting sleeves and the matched threading steel bars, the positions of the upper part outlet rib and the matched embedded part vertically correspond to each other, the upper part outlet rib and the matched embedded part comprise threading steel bars which are detachably connected with the top of the concrete wallboard, and the threading steel bars are vertically arranged and extend out of the top end face of the concrete wallboard; the integral assembled floor comprises a concrete floor and a reinforcing mesh, the reinforcing mesh is paved inside the concrete floor, a plurality of pin joint holes for penetrating corresponding threading dowel bars are reserved along the edge trend of the concrete floor, and the extending length of the threading dowel bars is larger than the thickness of the concrete floor.
When adopting above-mentioned setting structure, assemble the floor with the integral behind the concrete wallboard top of accomplishing of installation, pass the pin joint hole of the floor of integral assembly with the mantle fiber dowel and be connected with concrete wallboard top, realize the location of concrete floor when the assembly and the preliminary fixed of concrete floor, later can carry out further connection fixedly through the connecting piece between concrete floor. In this way, the speed and the assembly quality when assembling the floor slab can be further improved. The concrete wallboard is provided with the semi-grouting sleeve, the matched threading steel bars, the upper portion reinforcing bars and the matched embedded parts, and the upper wallboard and the lower wallboard can be connected through the grouting sleeve, so that the wallboards on the upper layer and the lower layer can be quickly spliced, and the construction of the standard layer can be completed faster and better.
Further, in order to better realize the invention, the following arrangement structure is adopted: the integral assembled floor slab further comprises a connecting steel sheet, wherein the connecting steel sheet is provided with three through holes which are sequentially distributed along the straight line direction; the edge of at least one side of the concrete floor slab is reserved with the pin joint hole, the side of the concrete floor slab, which is not reserved with the pin joint hole, is provided with embedded anchor bolts, the heads of which vertically extend out of the surface of the concrete floor slab, the embedded anchor bolts are sequentially distributed along the edge trend of the concrete floor slab, the heads of the embedded anchor bolts are provided with external threads, and each embedded anchor bolt is provided with a U-shaped anchoring rib embedded in the concrete floor slab; the two through holes on the outer side of the connecting steel sheet are used for penetrating through the embedded anchor bolts of two adjacent concrete floors, and the through hole in the middle of the connecting steel sheet is used for penetrating through the threading dowel bars penetrating out between the two adjacent concrete floors.
When adopting above-mentioned setting structure, when adjacent concrete floor concatenation, the concatenation limit between the adjacent concrete floor is the limit of not reserving the pin joint hole, connects through connecting steel sheet and fastening nut, realizes the interim fixed between the adjacent floor.
Further, in order to better realize the invention, the following arrangement structure is adopted: the surface of the concrete floor slab is provided with a connecting notch at the extending position of each embedded anchor bolt, and the connecting steel sheet can be trapped in the connecting notch. Further, the connection gap is reserved with a depth of 25 mm-30 mm.
By adopting the arrangement structure, the connecting notch is used for accommodating fasteners such as connecting steel sheets and fastening nuts, so that the surface of the concrete floor slab can be leveled by injecting anti-cracking mortar into the connecting notch after connecting two adjacent concrete floor slabs, and the construction quality is improved.
Further, in order to better realize the invention, the following arrangement structure is adopted: the semi-grouting sleeve and the matched threading steel bar comprise a semi-grouting sleeve and a threading steel bar; the threading steel bars are vertically arranged, the bottom ends of the threading steel bars are in threaded connection with the top of the half grouting sleeve, and the bottom dowel holes of the half grouting sleeve are communicated with the outside of the concrete wallboard; the upper rib is provided with a hollow metal threaded pipe vertically arranged and an anchoring rib horizontally arranged; the anchor muscle that the level set up runs through vertical setting the bottom of cavity metal screw pipe and be connected with it, vertical setting the screw on cavity metal screw pipe top with concrete wallboard outside intercommunication, vertical setting the bottom of mantle fiber dowel and vertical setting the screw spiro union on cavity metal screw pipe top.
The grouting sleeve is provided with a grouting joint and an exhaust joint, the grouting joint and the exhaust joint are respectively connected with a grouting pipe and an exhaust pipe, the grouting pipe and the exhaust pipe can be flexible pipes made of pvc materials or other plastic materials, the free ends of the grouting pipe and the exhaust pipe are required to extend out of the surface of the concrete wallboard, and the extending ends of the grouting pipe and the exhaust pipe are respectively provided with grouting holes and exhaust holes on the surface of the concrete wallboard.
When adopting above-mentioned setting structure, mantle fiber dowel and hollow metal screwed pipe spiro union, then can dismantle mantle fiber dowel according to the condition, like this, when the construction, can take off mantle fiber dowel from hollow metal screwed pipe to before screwing in mantle fiber dowel again, can select the suitable hollow metal screwed pipe in position from concrete wallboard upper portion as the installation hoisting point in order to be used for vertical hoist and mount concrete wallboard.
Further, in order to better realize the invention, the following arrangement structure is adopted: the non-mantle fiber end of mantle fiber reinforced bar is welded with an end part paste welded reinforcing bar, and the top end of the end part paste welded reinforcing bar is flush with the end part of the non-mantle fiber end of the mantle fiber reinforced bar.
When the setting structure is adopted, the end part of the mantle fiber reinforced bar, which is not mantle fiber, is welded with the end part of the mantle fiber reinforced bar to be used for enhancing the anchoring force of the mantle fiber reinforced bar.
Further, in order to better realize the invention, the following arrangement structure is adopted: the length of the end welding reinforcing steel bar is more than or equal to 5 times of the nominal diameter of the end welding reinforcing steel bar.
Further, in order to better realize the invention, the following arrangement structure is adopted: the assembled prefabricated wallboard further comprises a steel frame, wherein the steel frame comprises a bottom plate, and a first wing plate and a second wing plate which are respectively connected to two side edges of the bottom plate, and the first wing plate and the second wing plate are positioned on the same side of the bottom plate; the left side surface and the right side surface of the concrete wallboard are respectively connected with one steel frame, the bottom plates of the steel frames are in fit connection with the side surfaces of the corresponding sides of the concrete wallboard, the first wing plates and the second wing plates face the outer sides of the concrete wallboard, and the two ends of the horizontal steel bars respectively penetrate through the bottom plates of the corresponding sides from the inside of the concrete wallboard; the first wing plate and the second wing plate of the steel frame are perpendicular to the bottom plate connected with the first wing plate and the second wing plate.
The concrete wallboard can be a bearing wallboard or a light concrete wallboard with a hidden beam on the upper part. The first wing plate and the second wing plate of the steel frame are reserved with professional line pipe holes and cast-in-place concrete curing exhaust holes at proper positions according to the water and electricity professional requirements and cast-in-place concrete curing exhaust requirements.
When the arrangement structure is adopted, when the concrete wallboards of the assembled standard layer module are spliced with each other in the same layer, the steel frames connected with the side surfaces of each other can be connected with each other in a dry mode through the butt joint of the first wing plate and the second wing plate and welding, then, self-compacting concrete can be poured into cast-in-situ nodes formed by surrounding the steel frames to realize the wet connection of the adjacent concrete wallboards, so that the characteristics of high strength and good durability of the connection area are obtained. Meanwhile, the assembled prefabricated wallboard is fixed in structure and is composed of an inner concrete wallboard and steel frames used for playing a splicing role on two sides of the inner concrete wallboard, the structure is simpler, and the production is simpler, so that the assembled prefabricated wallboard can be applied more widely and developed more quickly in practical application, and has more remarkable economic benefit.
Further, in order to better realize the invention, the following arrangement structure is adopted: the arm length of the first wing plate is greater than or equal to the arm length of the second wing plate.
When adopting above-mentioned setting structure, the steel frame can be made and equal arm and the two kinds of equal arm, and the first pterygoid lamina and the second pterygoid lamina of different arm lengths can realize different concatenation wall structures at the concatenation in-process of the prefabricated wallboard of pin-connected panel, like a style of calligraphy wall body or L type wall body or T type wall body.
Further, in order to better realize the invention, the following arrangement structure is adopted: one or all of the edges of the first wing plate and the edges of the second wing plate of the steel frame are provided with welding grooves, or the edges of the first wing plate and the edges of the second wing plate of the steel frame are not provided with welding grooves.
By adopting the arrangement structure, the concave welding bead can be formed at the joint seam between the first wing plate and the second wing plate of each steel frame through the welding groove, so that the welding strength and the appearance quality of each steel frame can be improved.
Further, in order to better realize the invention, the following arrangement structure is adopted: the screw hole end face of the hollow metal threaded pipe is vertically arranged and is flush with the top surface of the concrete wallboard.
Further, in order to better realize the invention, the following arrangement structure is adopted: the concrete wallboard is internally embedded with a plurality of flat hanging structural members, each flat hanging structural member comprises a hollow metal threaded pipe and a vertically arranged anchoring rib, the vertically arranged anchoring rib penetrates through the hollow metal threaded pipe and is connected with the hollow metal threaded pipe, and screw holes of the hollow metal threaded pipes are horizontally arranged to form flat hanging points on the wall surface of the concrete wallboard.
When adopting above-mentioned setting structure, the horizontal hoisting point can hoist and mount when concrete wallboard is kept flat, conveniently transports and stacks.
The invention also provides a standard layer construction method combining the dry and wet processes, which comprises the following steps:
step S1: manufacturing a spliced prefabricated wallboard and an integral spliced floor slab: the spliced standard layer module is prefabricated in a prefabrication factory according to a design drawing and construction requirements, and the prefabricated spliced prefabricated wallboard and the integral spliced floor slab are transported to a construction site and hoisted to a design position according to the construction drawing;
Step S2: splicing wallboards with the same layer: hoisting the assembled prefabricated wall boards to the designed position, and then connecting two adjacent assembled prefabricated wall boards to finish the construction of the same-layer wall boards;
Step S3: splicing floor slabs: after the integral assembled floor slab is horizontally hoisted above the built same-layer wallboard, the concrete floor slab is slowly placed on the top surface of the same-layer wallboard, so that the threading dowel bars are aligned with the pin joint holes of the concrete floor slab, the threading dowel bars penetrate through the corresponding pin joint holes and are connected with the top of the same-layer wallboard below the threading dowel bars, and the pin joint holes are sealed by anti-crack mortar.
In step S3, when the integral assembled floor slabs on the same layer are a plurality of pieces, adjacent concrete floor slabs are spliced, and gaps between the spliced concrete floor slabs for allowing threading dowel bars to pass through are reserved; and then, threading dowel bars penetrating through gaps among the plates penetrate through middle through holes of the connecting steel sheets, corresponding embedded anchor bolts of adjacent concrete floors penetrate through holes on two sides of the connecting steel sheets, the adjacent concrete floors are temporarily fixed by using the embedded anchor bolts sleeved on the fastening nuts, and the gaps and the holes are sealed by anti-crack mortar.
In step S2, after the assembled prefabricated wall boards on the same layer are hoisted in place, the first wing plates and the second wing plates of the steel frames of the adjacent concrete wall boards are spliced in sequence to form circumferentially closed cast-in-situ joints, the joints among the steel frames are welded to complete dry connection, the horizontal steel bars of the assembled prefabricated wall boards in the cast-in-situ joints are in reserve mutual anchor connection, then self-compaction concrete is poured into the cast-in-situ joints to form steel pipe concrete wall columns, and wet connection is completed. The horizontal reinforcement protection layers in the adjacent concrete wallboards are made to be different in thickness so as to ensure that the actual positions of the horizontal reinforcements in the adjacent concrete wallboards are staggered, and the phenomenon of 'frame beating' of the reinforcements is avoided.
In step S2, the prefabricated assembled wall panels are spliced into a straight wall or an L-shaped wall or a T-shaped wall according to the construction drawing by selecting steel frames with corresponding arm lengths.
In order to further realize the invention, in step S2, each joint of the steel frames spliced with each other has a notch or a spot welding position formed by at least one welding groove.
Further, to better implement the present invention, the method further includes step S4: splicing the upper and lower wallboards: the method comprises the steps of lifting an upper assembled prefabricated wallboard above an assembled integral assembled floor slab by adopting a positive insertion method, enabling bottom dowel holes of a half grouting sleeve of the upper concrete wallboard to be aligned with dowel bars of a lower concrete wallboard, slowly placing the upper concrete wallboard on the top surface of the lower concrete floor slab, enabling dowel bars to penetrate into the half grouting sleeve, or splicing upper and lower wallboards by adopting a reverse insertion method, and then injecting non-shrinkage grouting materials into the half grouting sleeve according to a construction process until the construction of the upper wallboard is completed.
The invention has the following advantages and beneficial effects:
According to the invention, after the integral assembled floor slab is assembled at the top of the assembled concrete wall slab, the threading dowel bars pass through the pin joint holes of the integral assembled floor slab to be connected with the top end surface of the concrete wall slab, so that the positioning of the concrete floor slab during assembly and the preliminary fixing of the concrete floor slab are realized, and then the concrete floor slabs can be further connected and fixed through the connecting pieces. In this way, the speed and the assembly quality when assembling the floor slab can be further improved. The concrete wallboard is provided with the half grouting sleeve, the matched threading steel bars, the upper portion reinforcing bars and the matched embedded parts, and the upper wallboard and the lower wallboard can be connected through the grouting sleeve, so that the wallboards on the upper layer and the lower layer can be quickly spliced, and the construction of a standard layer is completed.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is an isometric view of a split standard layer module;
FIG. 2 is an isometric view of a modular prefabricated wall panel;
FIG. 3 is an isometric perspective view of FIG. 2;
FIG. 4 is an isometric view of a monolithic assembled floor slab;
FIG. 5 is a schematic illustration of the connection of a concrete wall panel to a concrete floor slab;
FIG. 6 is a schematic structural view of an upper rib and its associated embedment;
fig. 7 is a schematic structural view of a semi-grouted sleeve and a mating mantle fiber reinforcement;
FIG. 8 is an isometric view of a steel bezel;
FIG. 9 is a schematic view of four cross-sectional structures of a steel bezel;
FIG. 10 is a schematic cross-sectional view of a wall in a straight shape;
FIG. 11 is a schematic cross-sectional structure of an L-shaped wall;
FIG. 12 is a schematic cross-sectional view of a T-shaped wall;
FIG. 13 is a schematic illustration of the mating of the embedded anchor bolt with the U-shaped anchor bar;
FIG. 14 is a schematic view of the construction of the fastening nut;
fig. 15 is a schematic structural view of the connecting steel plates.
Marked in the figure as:
1-a concrete wallboard; 2-semi-grouting sleeve and matched threading steel bar; 3-horizontal steel bars; 4-longitudinal steel bars; 5-upper part rib discharging and matched embedded parts thereof;
6-steel frame; 6 a-a bottom plate; 6 b-a first wing; 6 c-a second wing; 61-a first steel frame; 62-a second steel frame; 63-a third steel frame; 64-fourth steel frame;
7-threading dowel bars; 8-hollow metal threaded pipe; 9-anchoring ribs; 10-semi-grouting sleeve; 11-mantle fiber reinforcement; 12-welding reinforcing steel bars at the end parts; 13-grouting pipe; 14-exhaust pipe; 15-cast-in-situ longitudinal reinforcement of the node; 16-self-compacting concrete; 17-a site welding position; 18-X direction concrete wallboard; 19-Y direction concrete wallboard; 20-grouting holes; 21-an exhaust hole; 22-a horizontal hanging point; 23-installing a hanging point; 24-integrally assembling the floor slab; 25-pin holes; 26-connecting the notch; 27-embedding anchor bolts; 28-tightening the nut; 29-U-shaped anchoring ribs; 30-connecting steel sheets; 31-inter-plate seams.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, based on the examples herein, which are within the scope of the invention as defined by the claims, will be within the scope of the invention as defined by the claims.
Example 1:
The embodiment provides an assembled standard layer module to solve the defects in the prior art. The invention can realize faster assembly of the floor slab and improve the quality of the floor slab assembly, and is particularly provided with the following structure as shown in figures 1-15:
comprises an assembled prefabricated wallboard and an integral assembled floor slab.
The assembled prefabricated wallboard comprises a concrete wallboard 1, horizontal steel bars 3 and longitudinal steel bars 4, wherein the concrete wallboard 1 can be a bearing wallboard or a light concrete wallboard with a hidden beam on the upper part. Horizontal steel bars 3 and longitudinal steel bars 4 are transversely and longitudinally staggered in a mould to form a steel bar net before the concrete wallboard 1 is prefabricated, the horizontal steel bars 3 are paved with double layers in the embodiment, and the horizontal steel bars 3 and the longitudinal steel bars 4 are positioned in the concrete wallboard 1 after pouring. For convenience of description, this embodiment is described by taking a vertical rectangular concrete wallboard as an example, the left and right ends of the horizontal steel bars 3 respectively penetrate out of two side surfaces of the concrete wallboard 1, and the longitudinal steel bars 4 do not extend out of the concrete wallboard 1.
Before prefabricating the concrete wallboard 1, embedding a plurality of half grouting sleeves and matched threading steel bars 2 in the lower part of the concrete wallboard 1 in a die, and embedding all the half grouting sleeves and the matched threading steel bars 2 in sequence along the trend of the wall of the concrete wallboard 1; meanwhile, the upper part of the concrete wallboard 1 is provided with the upper part of the reinforcement and the matched embedded part 5 in a pre-buried manner, the upper part of the reinforcement and the matched embedded part 5 and the semi-grouting sleeve and the matched threading reinforcement 2 are the same in number and vertically correspond to each other in position, because the upper-lower alignment relation needs to be kept between the reinforcement and the semi-grouting sleeve and the matched threading reinforcement 2 for the superposition assembly of the upper and lower wallboards, and the upper part of the reinforcement and the matched embedded part 5 are arranged on the concrete wallboard 1, so that the upper and lower wallboards can be quickly spliced.
Specifically, the upper portion goes out muscle and supporting built-in fitting 5 is detachable connection structure, and upper portion goes out muscle and supporting built-in fitting 5 includes the mantle fiber dowel 7 of pre-buried in concrete wallboard 1 and vertical setting, and upper portion goes out the muscle and is mantle fiber dowel 7, and the supporting built-in fitting of mantle fiber dowel 7 is pre-buried in concrete wallboard 1 inside when the preparation, and mantle fiber dowel 7's bottom is located concrete wallboard 1 inside, and the top of mantle fiber dowel 7 stretches out concrete wallboard 1 top end face, and mantle fiber dowel 7 stretches out the length and should be greater than concrete floor 24's thickness. The mantle fiber inserted bar 7 is firmly arranged in the concrete wallboard 1 by means of an embedded part matched with the mantle fiber inserted bar 7, so in the embodiment, the upper part bar and the embedded part 5 matched with the upper part bar further comprise a hollow metal threaded pipe 8 arranged vertically and an anchoring bar 9 arranged horizontally, and the hollow metal threaded pipe 8 arranged vertically and the anchoring bar 9 arranged horizontally are the preferable scheme of the embedded part matched with the mantle fiber inserted bar 7. The anchor muscle 9 that the level set up is perpendicular and runs through the bottom of the hollow metal screwed pipe 8 of vertical setting and with hollow metal screwed pipe 8 fixed connection with the horizontal reinforcing bar 3, the screw on the hollow metal screwed pipe 8 top of vertical setting communicates with concrete wallboard outside, the bottom of the mantle fiber dowel 7 of vertical setting and the screw spiro union on the hollow metal screwed pipe 8 top of vertical setting, the top surface of concrete wallboard 1 is worn out on the top of mantle fiber dowel 7 of vertical setting, mantle fiber dowel 7 can take off soon from hollow metal screwed pipe 8 and dismantle. The end surface of the screw hole of the hollow metal threaded pipe 8 arranged vertically is flush with the top surface of the concrete wallboard 1. The mantle fiber eye 7 is in threaded connection with the hollow metal threaded pipe 8, and then the mantle fiber eye 7 can be detached according to the situation, so that the mantle fiber eye 7 can be unscrewed from the hollow metal threaded pipe 8 during construction, and before screwing in the mantle fiber eye 7 again, the hollow metal threaded pipe 8 with proper position can be selected from the upper part of the concrete wallboard 1 as an installation hanging point for vertically hanging the concrete wallboard.
Specifically, the half grouting sleeve and the matched mantle fiber reinforcement 2 comprise a half grouting sleeve 10 and mantle fiber reinforcement 11, the half grouting sleeve 10 is vertically arranged, a screw hole for being in threaded connection with the mantle fiber reinforcement 11 is formed in the top of the half grouting sleeve 10, a dowel hole for being inserted into the mantle fiber dowel 7 is formed in the bottom of the half grouting sleeve 10, a grouting joint and an exhaust joint are arranged on the side of the half grouting sleeve 10 and are communicated with the inside of the half grouting sleeve, the mantle fiber reinforcement 11 is vertically arranged, the bottom of the mantle fiber reinforcement 11 is in threaded connection with the top of the half grouting sleeve 10 which is vertically arranged, and the dowel hole at the bottom of the half grouting sleeve 10 is communicated with the outside of the concrete wallboard 1, namely the concrete wallboard 1 cannot shield the dowel hole.
The grouting sleeve is provided with a grouting joint and an exhaust joint, the grouting joint and the exhaust joint of the grouting sleeve 10 are respectively connected with a grouting pipe 13 and an exhaust pipe 14, the grouting pipe 13 and the exhaust pipe 14 can be flexible pipes made of pvc or other plastic materials, the free ends of the grouting pipe 13 and the exhaust pipe 14 are required to extend out of the surface of the concrete wallboard, and the extending ends of the grouting pipe 13 and the exhaust pipe 14 are respectively provided with a grouting hole 20 and an exhaust hole 21 on the surface of the concrete wallboard 1.
As a preferable scheme of the mantle fiber reinforcement 11, an end portion welding reinforcement 12 is welded at one end of the mantle fiber reinforcement 11, which is not mantle fiber, the top end of the end portion welding reinforcement 12 is flush with the end portion of the mantle fiber reinforcement 11 at one end of the mantle fiber reinforcement, and the length of the end portion welding reinforcement is 5 times or more of the nominal diameter thereof. The end of the mantle fiber reinforcement 11, which is not mantle fiber, is welded with a welded reinforcement 12 to strengthen the anchoring force of the mantle fiber reinforcement.
Specifically, the integral assembled floor slab comprises a concrete floor slab 24 and a reinforcing steel bar net sheet paved in the concrete floor slab 24, a plurality of pin holes 25 for penetrating through corresponding threading dowel bars 7 are reserved along the edge trend of the concrete floor slab 24, for example, four concrete wall boards 1 are assembled into a wall body with a square section, and the pin holes 25 are reserved on four sides of the concrete floor slab 24; for example, as shown in fig. 1, the wall board is formed by assembling 8 concrete wall boards 1 into a wall body with a rectangular cross section of 1×3, and a1×2 concrete floor slab 24 and a1×1 concrete floor slab 24 need to be assembled on the top surface of the wall body, then the three sides of the 1×2 concrete floor slab are reserved with pin holes 25, the three sides of the 1×1 concrete floor slab 24 are reserved with pin holes 25, and the side where the two floor slabs are in butt joint is not reserved with pin holes 25. To ensure splicing of the upper wall panels, the extension of the dowel bars 7 must be greater than the thickness of the concrete floor slab 24 so that the dowel bars 7 can enter the semi-grout sleeve 10 of the upper wall panel.
When adopting above-mentioned setting structure, assemble the floor with the integral behind the concrete wallboard 1 top of accomplishing of installation, pass the pin joint hole 25 of the floor of integral assembly and with the vertical cavity metal screwed pipe 8 spiro union that sets up in same layer wallboard top below, realize the location of concrete floor 24 when the assembly and the preliminary fixed of concrete floor 24, later can carry out further connection fixed through the connecting piece between concrete floor 24. In this way, the speed and the assembly quality when assembling the floor slab can be further improved. The concrete wallboard 1 is provided with a half grouting sleeve, a matched threading steel bar 2, an upper portion reinforcing bar and a matched embedded part 5, and the upper and lower wallboard layers can be connected through the grouting sleeve 10, so that the upper and lower wallboard layers can be quickly spliced, and the construction of a standard layer can be completed faster and better.
Example 2:
the embodiment is further optimized based on the embodiment, and further, for better realizing the invention, the following arrangement structure is adopted:
the integral assembled floor slab further comprises connecting steel sheets 30 for connecting two adjacent concrete floor slabs 24, and after the connecting steel sheets 30 are adopted, the structure of the concrete floor slabs 24 needs to be adjusted.
The rectangular connecting steel sheet 30 is provided with three through holes which are sequentially arranged along the length direction of the connecting steel sheet 30; a pin joint hole 25 is reserved at the edge of at least one side of the concrete floor slab 24, embedded anchors 27 with heads extending vertically out of the surface of the concrete floor slab 24 are arranged on the side of the concrete floor slab 24 without the pin joint hole 25 reserved, the embedded anchors 27 are sequentially distributed along the edge trend of the concrete floor slab 24, the heads of the embedded anchors 27 are provided with external threads, each embedded anchor 27 is provided with a U-shaped anchoring rib 29 embedded in the concrete floor slab 24, and the bending part of the U-shaped anchoring rib 29 is arranged around the embedded anchor 27; the two through holes on the outer side of the connecting steel sheet 30 are used for penetrating through the embedded anchors 27 of the two adjacent concrete floors 24, and the through hole in the middle of the connecting steel sheet 30 is used for penetrating through the threading dowel 7 penetrating out between the two adjacent concrete floors 24. Thus, when the adjacent concrete floors 24 are spliced, the splicing edges between the adjacent concrete floors 24 are edges without reserved pin joint holes 25, and the adjacent floors are temporarily fixed by connecting the connecting steel sheets 30 and the fastening nuts 28.
As a further preferable scheme of the concrete floor slab 24, rectangular connecting openings 26 are formed on the surface of the concrete floor slab 24 at the extending positions of each embedded anchor bolt 27, the connecting openings 26 form notches at the edges of the concrete floor slab 24, and fastening pieces such as connecting steel sheets 30 and fastening nuts can be trapped in the connecting openings 26. Typically, the connection gap 26 is reserved to a depth of 25 mm-30 mm. The connection gap 26 is used for accommodating fasteners such as a connection steel sheet 30 and a fastening nut, so that the surface of the concrete floor slab 24 can be leveled by injecting anti-crack mortar into the connection gap 26 after connecting two adjacent concrete floor slabs 24, and the construction quality can be improved.
Example 3:
The embodiment is further optimized on the basis of the embodiment, and further aims to better realize the quick positioning and mounting of the wallboard, improve the strength and durability of the joints, realize the combination of dry and wet processes when the wall body is assembled, and have the advantage of higher construction efficiency, and particularly adopt the following arrangement structure:
The assembled prefabricated wallboard further comprises a steel frame 6, the steel frame 6 comprises a bottom plate 6a, a first wing plate 6b and a second wing plate 6c which are respectively connected to two side edges of the bottom plate 6a, the first wing plate 6b and the second wing plate 6c are located on the same side of the bottom plate 6a to form a groove-shaped steel structural part with an inner groove, the steel frame 6 can be formed by welding at least three steel plates, and the assembled prefabricated wallboard can be formed by integrally machining a whole steel plate conditionally or by adopting the whole steel plate, and the first wing plate 6b and the second wing plate 6c of the steel frame 6 can be reserved with professional line pipe holes and cast-in-place concrete curing exhaust holes at proper positions according to water and electricity professional requirements and cast-in-place concrete curing exhaust requirements. The angles of the first wing plate 6b and the second wing plate 6c of the steel frame 6 and the bottom plate 6a can be perpendicular or can form other angles, when the first wing plate 6b and the second wing plate 6c of the steel frame 6 are perpendicular to the bottom plate 6a connected with the steel frame, the steel frame 6 has better practicability and can be used for most of assembled walls, therefore, preferably, the first wing plate 6b and the second wing plate 6c of the steel frame 6 are perpendicular to the bottom plate 6a connected with the steel frame and further described by taking this as an example. The steel frame 6 can be used as an outer template for the prefabrication production phase of the concrete wall panel 1.
For convenience of description, this embodiment uses a vertical rectangular concrete wallboard as an example to illustrate, a steel frame 6 is respectively connected at the left and right sides face of concrete wallboard 1, the bottom plate 6a of steel frame 6 has the reserved hole that is used for passing horizontal steel bar 3 with horizontal steel bar 3 counterposity, the bottom plate 6a laminating of steel frame 6 is connected the side of the corresponding side of concrete wallboard 1, the inner groove of steel frame 6 is towards the outside of concrete wallboard 1, namely first pterygoid lamina 6b and second pterygoid lamina 6c are towards the outside of concrete wallboard 1 simultaneously, the both ends of horizontal steel bar 3 enter into the recess inboard of steel frame 6 from the reserved hole of the bottom plate 6a of corresponding side in concrete wallboard 1 respectively, horizontal steel bar 3 and the bottom plate 6a welded fastening of steel frame 6 together, vertical reinforcing bar 4 does not stretch out concrete wallboard 1.
When the arrangement structure is adopted, when the concrete wallboards 1 of the assembled standard layer module are spliced with each other in the same layer, the steel frames 6 connected with each other at the side surfaces can be mutually butted and welded through the first wing plate 6a and the second wing plate 6b to realize the dry connection of the adjacent concrete wallboards 1, then, the self-compacting concrete 16 can be poured in the cast-in-place node formed by surrounding each steel frame 6 to realize the wet connection of the adjacent concrete wallboards 1, so that the characteristics of high strength and good durability of the connection area are obtained. Meanwhile, the structure of the assembled prefabricated wallboard is fixed, and the assembled prefabricated wallboard is composed of the concrete wallboard 1 on the inner side and steel frames 6 on the two sides of the concrete wallboard for splicing, is simpler in structure and simpler in production, so that the assembled prefabricated wallboard can be applied more widely and developed more quickly in practical application, and has more remarkable economic benefits.
In order to enable the assembly of walls of other shapes than the in-line wall, it is preferable that the arm length of the first wing 6b should be greater than or equal to the arm length of the second wing 6c, which is the linear distance of the edge of the wing at the notch of the inner groove from the bottom plate 6 a.
When the arrangement structure is adopted, the steel frame can be made into two main types of equal arms and unequal arms, so that the first wing plate 6b and the second wing plate 6c with different arm lengths can realize different spliced wall structures in the splicing process of the wallboards, such as the steel frames 6 with various cross-sectional shapes shown in fig. 9-12 and the structural schematic diagrams of cast-in-situ nodes spliced and enclosed by the different steel frames 6, and the concrete wallboards on the same layer can be spliced into a straight wall body or an L-shaped wall body or a T-shaped wall body shown in fig. 10-12 according to the construction diagram by adopting the steel frame 6 structure.
In order to improve the welding quality between the steel rims 6, one or both of the edges of the first wing plate 6b and the edges of the second wing plate 6c of the steel rims 6 are provided with welding grooves, or neither of the edges of the first wing plate 6b and the edges of the second wing plate 6c of the steel rims 6 is provided with welding grooves. Therefore, the inward concave welding bead can be formed at the joint seam between the first wing plate 6b and the second wing plate 6c of each steel frame 6 through the welding groove, and the welding strength and the appearance quality of each steel frame are improved.
The steel frame 6 according to the preferred embodiment includes, but is not limited to, four forms, including a first steel frame 61, where two arms of the first steel frame 61 are not equal in length and two arms are not welded, including a second steel frame 62, two arms of the second steel frame 62 are equal in length and two arms are not welded, including a third steel frame 63, two arms of the third steel frame 63 are not equal in length and two arms are not welded, including a fourth steel frame 64, two arms of the fourth steel frame 64 are not equal in length and two arms are not welded, and the above welding bevel angle should meet corresponding standard requirements.
Therefore, the assembled prefabricated wallboard can ensure that the fully assembled concrete structure has the advantages of dry connection speed, firm and reliable wet connection. In addition, the steel frame used in the embodiment can be used as an outer template of the wallboard in the production stage, so that the consumption of the steel mold can be greatly reduced, the production is convenient, the popularization is easy, and good economic and environmental benefits are achieved; meanwhile, the cast-in-situ node formed in the practical application has the characteristics of high node strength, good durability and low maintenance cost, can be effectively applied to multi-layer buildings, effectively promotes the application of the fully assembled concrete structure, and has good social benefit.
Example 4:
The embodiment is further optimized based on the embodiment, and the invention is further realized better, and the following arrangement structure is particularly adopted
For convenient transportation lifts by crane and the stacking of wallboard, pre-buried being provided with a plurality of flat structure that hangs in concrete wallboard 1, flat structure that hangs includes hollow metal screwed pipe 8 and the vertical anchor muscle 9 of setting of level, vertical setting anchor muscle 9 with vertical reinforcing bar 4 is parallel, and the vertical anchor muscle 9 of setting runs through hollow metal screwed pipe 8 of setting level and is connected with it, and the screw of hollow metal screwed pipe 8 of setting level forms flat hoisting point 22 in the wall of concrete wallboard 1. The horizontal hanging point 22 can be hung when the concrete wallboard 1 is horizontally placed, so that the transportation in a factory is facilitated.
Example 5:
the embodiment provides a standard layer construction method combining dry and wet processes, which particularly adopts the following steps:
Step S1: manufacturing a spliced prefabricated wallboard and an integral spliced floor slab: the assembly type standard layer module in the embodiment is prefabricated in a prefabrication factory according to a design drawing and construction requirements, the prefabricated assembly type prefabricated wall boards and the integral assembly floor slabs are transported to a construction site and hoisted to a design position according to the construction drawing, in the transportation process, the assembly type prefabricated wall boards are hoisted away from a production die table and placed on a transfer trolley through a connecting flat hoisting point 22, and are transported out of a production area, and in the processes of loading and hoisting, the assembly type prefabricated wall boards are hoisted to a loading or hoisting position through a connecting installation hoisting point 23 to wait for assembly.
Step S2: splicing wallboards with the same layer: and hoisting the assembled prefabricated wallboards to the designed position, assembling wallboards on the same layer, connecting the two adjacent assembled prefabricated wallboards, and connecting the two adjacent assembled prefabricated wallboards by flange connection, tenon connection, welding and other methods to finish the construction of the wallboards on the same layer.
When the concrete wallboard 1 has a steel frame 6 structure, in step S2, after the assembled prefabricated wallboards on the same layer are hoisted in place, the first wing plate 6b and the second wing plate 6c of the steel frame 6 of the adjacent concrete wallboard 1 are spliced with each other in sequence to form a circumferentially closed cast-in-situ node, a splice seam is formed at the splicing position between the steel frames 6, welding is needed at the splice seam position to finish dry connection of the assembled prefabricated wallboards, in the cast-in-situ node, horizontal steel bars 3 penetrate out of the concrete wallboard 1 from reserved holes on the steel frame 6 in advance and penetrate into the cast-in-situ node, the horizontal steel bars 3 of the assembled prefabricated wallboards realize reserved mutual anchor connection, and then self-compact concrete 16 is poured into the cast-in-situ node to form a steel pipe concrete wall column, so as to finish wet connection. The horizontal steel bars 3 of each assembled prefabricated wallboard need to be mutually staggered in cast-in-situ nodes when the horizontal steel bars 3 of each assembled prefabricated wallboard are in reserve mutual anchor connection, the thickness of the protective layers of the horizontal steel bars 3 in each adjacent concrete wallboard 1 is different when the concrete wallboard 1 is prefabricated, so that the actual positions of the horizontal steel bars 3 in the adjacent concrete wallboards 1 are not consistent, the phenomenon of steel bar 'frame construction' is avoided, the hoisting is facilitated, the mutual collision between the horizontal steel bars 3 is avoided, and in the construction process, the assembled prefabricated wallboards are spliced into a straight wall or an L-shaped wall or a T-shaped wall by selecting steel frames 6 with corresponding arm lengths according to a construction drawing. In order to obtain a better welding effect, the joint seams of the mutually spliced steel frames 6 should have on-site welding positions formed by welding grooves.
In step S2, each of the joints of the mutually joined steel rims 6 has a spot welding position 17 formed by a cut or at least one welding groove. After the welding of the splice joint is completed, and after the temperature of the welding line of the site welding position 17 is cooled, self-compacting concrete 16 is cast in situ in each cast-in-place concrete node to form a steel pipe concrete wall column, and the wet connection of wallboard installation is completed. Before pouring the self-compacting concrete 16, all exposed holes on the steel frame 6 are plugged, and when the self-compacting concrete 16 is initially set, the exhaust holes on the two arms of the steel frame 6 are required to be opened so as to facilitate maintenance and exhaust of the cast-in-place concrete.
Step S3: splicing floor slabs: after the integral assembled floor slab is horizontally hoisted above the built same-layer wallboard, the concrete floor slab 24 is slowly placed on the top surface of the same-layer wallboard, so that the threading dowel bars 7 are aligned with the pin joint holes 25 of the concrete floor slab 24, are in threaded connection with the screw holes of the hollow metal threaded pipes 8 which are vertically arranged, and the threading dowel bars 7 penetrate through the corresponding pin joint holes 25 and are connected with the top of the same-layer wallboard below the corresponding pin joint holes, and the pin joint holes 25 are sealed by anti-crack mortar.
In step S3, when the number of the integral assembled floors on the same layer is multiple, adjacent concrete floors 24 are spliced, and an inter-plate gap 31 for allowing threading dowel bars 7 to pass through is reserved between the spliced concrete floors 24; then, threading dowel bars 7 passing through gaps 31 between plates pass through middle through holes of the connecting steel sheets 30, corresponding embedded anchor bolts 27 of adjacent concrete floors 24 pass through holes on two sides of the connecting steel sheets 30, then the embedded anchor bolts 27 are sleeved and fastened by fastening nuts 28, temporary fixation of the adjacent concrete floors 24 is realized, and the gaps and holes are sealed by anti-crack mortar.
Step S4: splicing the upper and lower wallboards: when the upper and lower layers of wallboards are assembled, the upper assembled prefabricated wallboards can be hoisted above the assembled integral assembled floor boards by adopting a positive inserting method, the bottom dowel holes of the half grouting sleeves 10 of the upper concrete wallboards 1 are aligned with the dowel bars 7 of the lower concrete wallboards 1, the upper concrete wallboards 1 are slowly placed on the top surface of the lower concrete floor boards 24, the dowel bars 7 penetrate into the half grouting sleeves 10, and then non-shrinkage grouting materials are injected into the half grouting sleeves according to a construction process until the construction of the upper layer of wallboards is completed.
The method comprises the steps of arranging vertical cast-in-situ node longitudinal steel bars 15 in a steel frame 6 before the concrete wallboard 1 is hoisted, and spot-welding the cast-in-situ node longitudinal steel bars 15 on the horizontal steel bars 3 and the steel frame 6 in the cast-in-situ node in advance before the wallboard is cast and produced.
As shown in fig. 10-12, when the in-line wall is assembled, by hoisting two X-direction concrete wallboards 18 and arranging the two X-direction concrete wallboards 18 along a straight line direction, the steel frames 6 of the two X-direction concrete wallboards 18 are butted, the steel frames 6 are welded at the site welding position 17 by adopting the first steel frame 61, and then the self-compacting concrete 16 is poured in the cast-in-situ node.
When the L-shaped wall body is assembled, an X-direction concrete wallboard 18 and a Y-direction concrete wallboard 19 are hoisted in place, so that the X-direction concrete wallboard 18 and the Y-direction concrete wallboard 19 are mutually perpendicular, a third steel frame 63 is adopted by a steel frame 6 of the X-direction concrete wallboard 18, a fourth steel frame 64 is adopted by a steel frame 6 of the Y-direction concrete wallboard 19, welding is carried out at a site welding position 17, and then self-compacting concrete 16 is poured into a cast-in-place node. Bending parts are processed at the end parts of the horizontal steel bars 3 in the cast-in-situ nodes to realize reserve mutual anchor connection.
When the T-shaped wall body is assembled, two X-direction concrete wallboards 18 and one Y-direction concrete wallboard 19 are hoisted in place, the two X-direction concrete wallboards 18 are arranged along a straight line, the Y-direction concrete wallboard 19 is perpendicular to the X-direction concrete wallboard 18, the steel frame 6 of the X-direction concrete wallboard 18 adopts a first steel frame 61, the steel frame 6 of the Y-direction concrete wallboard 19 adopts a second steel frame 62, and in cast-in-place nodes, the horizontal steel bars 3 of the Y-direction concrete wallboard 19 are processed with bending parts to realize reserve mutual anchor connection with the horizontal steel bars 3 of the X-direction concrete wallboard 18.
The foregoing is merely illustrative of the present invention, and the present invention is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present invention.
Claims (10)
1. Assembled standard layer module, its characterized in that: the method comprises the steps of assembling prefabricated wallboards and integral assembled floors; the assembled prefabricated wallboard comprises a concrete wallboard (1), horizontal steel bars (3) and longitudinal steel bars (4), wherein the horizontal steel bars (3) and the longitudinal steel bars (4) are arranged in the concrete wallboard (1) in a transverse and longitudinal staggered mode, and two ends of the horizontal steel bars (3) penetrate out of two side surfaces of the concrete wallboard (1) respectively;
The lower part of the concrete wallboard (1) is provided with a plurality of semi-grouting sleeves and matched threading steel bars (2) in a pre-buried mode in sequence along the trend of the wall body, the upper part of the concrete wallboard (1) is provided with upper part steel bars and matched embedded parts (5) in a pre-buried mode, the number of the upper part steel bars and the matched embedded parts (5) is the same as that of the semi-grouting sleeves and the matched threading steel bars (2), the positions of the upper part steel bars and the matched embedded parts (5) vertically correspond, the upper part steel bars and the matched embedded parts (5) comprise threading steel bars (7) which are detachably connected with the top of the concrete wallboard (1), and the threading steel bars (7) are vertically arranged and extend out of the top end face of the concrete wallboard (1);
The integral assembled floor slab comprises a concrete floor slab (24) and a reinforcing mesh, wherein the reinforcing mesh is paved inside the concrete floor slab (24), a plurality of pin joint holes (25) for penetrating through corresponding threading dowel bars (7) are reserved along the edge trend of the concrete floor slab (24), and the extending length of the threading dowel bars (7) is larger than the thickness of the concrete floor slab (24);
The assembled prefabricated wallboard further comprises a steel frame (6), wherein the steel frame (6) comprises a bottom plate (6 a) and a first wing plate (6 b) and a second wing plate (6 c) which are respectively connected to two side edges of the bottom plate (6 a), and the first wing plate (6 b) and the second wing plate (6 c) are positioned on the same side of the bottom plate (6 a); the left side face and the right side face of the concrete wallboard (1) are respectively connected with one steel frame (6), the bottom plate (6 a) of the steel frame (6) is in fit connection with the side face of the corresponding side of the concrete wallboard (1), the first wing plate (6 b) and the second wing plate (6 c) face the outer side of the concrete wallboard (1), and the two ends of the horizontal steel bar (3) respectively penetrate through the bottom plate (6 a) of the corresponding side in the concrete wallboard (1); the first wing plate (6 b) and the second wing plate (6 c) of the steel frame (6) are perpendicular to the bottom plate (6 a) connected with the first wing plate and the second wing plate; the arm length of the first wing plate (6 b) is greater than or equal to the arm length of the second wing plate (6 c); one or all of the edges of the first wing plate (6 b) and the second wing plate (6 c) of the steel frame (6) are processed with welding grooves, or neither the edges of the first wing plate (6 b) nor the edges of the second wing plate (6 c) of the steel frame (6) are processed with welding grooves;
The upper rib and the matched embedded part (5) further comprise a hollow metal threaded pipe (8) which is vertically arranged; the screw hole terminal surface of vertical setting cavity metal screw tube (8) with the top surface parallel and level of concrete wallboard (1), vertical setting the screw on cavity metal screw tube (8) top with concrete wallboard (1) outside intercommunication, vertical setting the bottom of mantle fiber dowel (7) with vertical setting the screw spiro union on cavity metal screw tube (8) top.
2. The modular floor module of claim 1, wherein: the integral assembled floor slab further comprises a connecting steel sheet (30), wherein the connecting steel sheet (30) is provided with three through holes which are sequentially distributed along the straight line direction; the edge of at least one side of the concrete floor slab (24) is reserved with the pin joint hole (25), the side of the concrete floor slab (24) without the pin joint hole (25) is provided with embedded anchor bolts (27) with heads extending vertically out of the surface of the concrete floor slab (24), the embedded anchor bolts (27) are sequentially distributed along the edge trend of the concrete floor slab (24), the heads of the embedded anchor bolts (27) are provided with external threads, and each embedded anchor bolt (27) is provided with a U-shaped anchoring rib (29) embedded in the concrete floor slab (24); two through holes in the outer side of the connecting steel sheet (30) are used for penetrating through embedded anchors (27) of two adjacent concrete floors (24), and the through holes in the middle of the connecting steel sheet (30) are used for penetrating through threading dowel bars (7) penetrating out between the two adjacent concrete floors (24).
3. The modular floor module of claim 2, wherein: the surface of the concrete floor slab (24) is provided with a connecting notch (26) at the extending position of each embedded anchor bolt (27), and the connecting steel sheet (30) can be trapped in the connecting notch (26); the semi-grouting sleeve and the matched threading steel bar (2) comprise a semi-grouting sleeve (10) and threading steel bars (11); the threading steel bars (11) are vertically arranged, the bottom ends of the threading steel bars are in threaded connection with the top of the half grouting sleeve (10), and the bottom dowel holes of the half grouting sleeve (10) are communicated with the outside of the concrete wallboard (1); the upper part rib outlet and the matched embedded part (5) further comprise horizontally arranged anchoring ribs (9); the horizontally arranged anchor bars (9) penetrate through the bottom of the vertically arranged hollow metal threaded pipe (8) and are connected with the bottom; the non-mantle fiber of mantle fiber reinforced bar (11) welds there is tip subsides welded reinforcement (12), tip subsides welded reinforcement (12) with mantle fiber one end tip parallel and level of mantle fiber reinforced bar (11).
4. A modular floor module according to any one of claims 1-3, wherein: the concrete wallboard (1) is internally embedded with a plurality of flat hanging structural members, each flat hanging structural member comprises a hollow metal threaded pipe (8) which is horizontally arranged and an anchoring rib (9) which is vertically arranged, the anchoring rib (9) which is vertically arranged penetrates through the hollow metal threaded pipe (8) which is horizontally arranged and is connected with the hollow metal threaded pipe, and a screw hole of the hollow metal threaded pipe (8) which is horizontally arranged is formed in a wall surface of the concrete wallboard (1) to form a flat hanging point (22).
5. The standard layer construction method combining the dry and wet processes is characterized by comprising the following steps of:
step S1: manufacturing a spliced prefabricated wallboard and an integral spliced floor slab: prefabricating the spliced standard layer module according to any one of claims 1-4 according to a design drawing and construction requirements in a prefabrication factory, transporting the prefabricated spliced prefabricated wallboard and the integrated spliced floor slab to a construction site, and hoisting to a design position according to the construction drawing;
Step S2: splicing wallboards with the same layer: hoisting the assembled prefabricated wall boards to the designed position, and then connecting two adjacent assembled prefabricated wall boards to finish the construction of the same-layer wall boards;
step S3: splicing floor slabs: after the integral assembled floor slab is horizontally hoisted above the built same-layer wallboard, the concrete floor slab (24) is slowly placed on the top surface of the same-layer wallboard, so that the threading dowel bars (7) are aligned with the pin joint holes (25) of the concrete floor slab (24), the threading dowel bars (7) penetrate through the corresponding pin joint holes (25) and are connected with the top of the same-layer wallboard below the threading dowel bars, and the pin joint holes (25) are sealed by anti-crack mortar.
6. The dry and wet process combined standard layer construction method according to claim 5, wherein: in the step S3, when the integral assembled floor slabs on the same layer are a plurality of pieces, adjacent concrete floor slabs (24) are spliced, and inter-plate gaps (31) for allowing threading dowel bars (7) to pass through are reserved between the spliced concrete floor slabs (24); and then, threading dowel bars (7) penetrating through gaps (31) among the plates penetrate through middle through holes of the connecting steel sheets (30) and corresponding embedded anchors (27) of adjacent concrete floors (24) penetrate through holes on two sides of the connecting steel sheets (30), temporary fixation of the adjacent concrete floors (24) is achieved by sleeving the embedded anchors (27) on the fastening nuts (28), and the gaps and the holes are sealed by anti-crack mortar.
7. The dry and wet process combined standard layer construction method according to claim 5, wherein: in the step S2, after the assembled prefabricated wall boards on the same layer are hoisted in place, the first wing plate (6 b) and the second wing plate (6 c) of the steel frame (6) of the adjacent concrete wall board (1) are spliced with each other in sequence to form a circumferentially closed cast-in-situ node, the dry connection is completed at the splicing joint between the steel frames by welding, the reserved mutual anchor connection is realized by the horizontal steel bars (3) of the assembled prefabricated wall boards in the cast-in-situ node, and then self-compacting concrete (16) is poured into the cast-in-situ node to form a steel pipe concrete wall column, so that the wet connection is completed.
8. The dry and wet process combined standard layer construction method according to claim 5, wherein: in step S2, the spliced prefabricated wall boards are spliced into a straight-shaped wall body or an L-shaped wall body or a T-shaped wall body by selecting steel frames with corresponding arm lengths according to the construction drawing.
9. The dry and wet process combined standard layer construction method according to claim 5, wherein: in step S2, each joint of the mutually spliced steel frames is provided with a notch or an on-site welding position (17) formed by at least one welding groove.
10. A dry and wet process combined standard layer construction method according to any one of claims 5 to 9, wherein: further comprising step S4: splicing the upper and lower wallboards: the method comprises the steps of hoisting an upper assembled prefabricated wallboard to the upper part of an assembled integral assembled floor slab by adopting a positive insertion method, aligning bottom dowel holes of a half grouting sleeve (10) of the upper concrete wallboard (1) with dowel bars (7) of the lower concrete wallboard (1), slowly placing the upper concrete wallboard (1) to the top surface of a lower concrete floor slab (24), penetrating the dowel bars (7) into the half grouting sleeve (10), and then injecting non-shrinkage grouting material into the half grouting sleeve according to a construction process until the construction of the upper wallboard is completed.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111155651A (en) * | 2019-09-03 | 2020-05-15 | 段风雷 | A prefabricated building and its assembly method |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002038626A (en) * | 2000-07-24 | 2002-02-06 | Asahi Kenso Kk | Concrete panel, method of manufacture and construction method of building using this concrete panel |
| CN102900168A (en) * | 2012-10-08 | 2013-01-30 | 沈阳建筑大学 | Splitting and assembling structure and assembling connecting method of assembled type concrete frame-shear wall |
| CN204960120U (en) * | 2015-08-24 | 2016-01-13 | 北京珠穆朗玛绿色建筑科技有限公司 | Precast reinforced concrete component and assembly type structure who constitutes thereof |
| CN205116508U (en) * | 2015-11-18 | 2016-03-30 | 江苏筑森建筑设计有限公司 | Full precast floor plank dry -type joint construction |
| CN110107016A (en) * | 2019-05-31 | 2019-08-09 | 西安建工绿色建筑集团有限公司 | The Wall building method that pin-connected panel prefabricated panel and dry and wet technique combine |
| CN210288680U (en) * | 2019-05-31 | 2020-04-10 | 西安建工绿色建筑集团有限公司 | Assembled standard layer module |
| CN210288864U (en) * | 2019-05-31 | 2020-04-10 | 西安建工绿色建筑集团有限公司 | Assembled prefabricated wall board |
| CN215253634U (en) * | 2021-01-28 | 2021-12-21 | 西安墙体材料研究设计院有限公司 | Composite foamed ceramsite concrete wallboard |
Family Cites Families (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3017840C2 (en) * | 1980-05-09 | 1984-05-17 | Kaiser-Omnia Bausysteme Gmbh & Co, 6000 Frankfurt | Permanent formwork for a concrete ceiling and anchors for this |
| JP2000282661A (en) * | 1999-03-30 | 2000-10-10 | Tsutsunaka Plast Ind Co Ltd | Corner fitting structure for synthetic resin corrugated plate |
| JP2003049483A (en) * | 2001-08-07 | 2003-02-21 | Daiwa House Ind Co Ltd | Preset auxiliary apparatus for corner column and sill |
| CN201351313Y (en) * | 2009-01-15 | 2009-11-25 | 西安建筑科技大学 | Concrete special-shaped column equipped with lattice type channel steel framework-reinforced concrete beam frame joint |
| WO2012123067A1 (en) * | 2011-03-16 | 2012-09-20 | Areva Np Gmbh | Wall module for building a structure and associated structure |
| CN102561553B (en) * | 2012-03-05 | 2013-12-25 | 河北联合大学 | Prefabricated concrete-filled steel tube frame-shear wall and construction method thereof |
| CN102808465B (en) * | 2012-08-08 | 2014-07-09 | 沈阳建筑大学 | Assembly connecting structure and assembly connecting method of assembled concrete frame and shear wall combination |
| CN204059601U (en) * | 2014-09-29 | 2014-12-31 | 中铁四局集团有限公司 | Steel bar connecting structure of prefabricated concrete member |
| CN204531066U (en) * | 2015-03-23 | 2015-08-05 | 河北联合大学 | Assembly concrete-filled steel tube shear wall splits assembled syndeton |
| CN205668316U (en) * | 2016-05-31 | 2016-11-02 | 西安建构实业有限责任公司 | A kind of composite assembly precast concrete plate mould of simple in construction |
| CN206034631U (en) * | 2016-07-22 | 2017-03-22 | 中民筑友科技投资有限公司 | Connected node of wallboard and floor |
| CN108729564B (en) * | 2017-04-19 | 2024-04-16 | 北京清华同衡规划设计研究院有限公司 | Assembled building system |
| CN206769150U (en) * | 2017-05-26 | 2017-12-19 | 天津大学建筑设计研究院 | After pour teeth groove and be linked and packed formula building roof system |
| CN107882232A (en) * | 2017-11-23 | 2018-04-06 | 哈尔滨工业大学 | A node connector for prefabricated concrete pre-paved floor slabs and its connection method |
| CN207919761U (en) * | 2018-03-09 | 2018-09-28 | 中国五冶集团有限公司 | A kind of built-in groove steel construction |
| CN208533762U (en) * | 2018-05-30 | 2019-02-22 | 重庆建工第十一建筑工程有限责任公司 | A kind of heat insulation wall structure |
| CN109184067B (en) * | 2018-08-06 | 2021-06-04 | 河北创天新型材料科技有限公司 | Assembly process of light steel load-bearing wallboard |
| CN109296121A (en) * | 2018-09-30 | 2019-02-01 | 中国冶集团有限公司 | A kind of assembled floor piece construction and its construction method |
-
2019
- 2019-05-31 CN CN201910470781.3A patent/CN110106970B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002038626A (en) * | 2000-07-24 | 2002-02-06 | Asahi Kenso Kk | Concrete panel, method of manufacture and construction method of building using this concrete panel |
| CN102900168A (en) * | 2012-10-08 | 2013-01-30 | 沈阳建筑大学 | Splitting and assembling structure and assembling connecting method of assembled type concrete frame-shear wall |
| CN204960120U (en) * | 2015-08-24 | 2016-01-13 | 北京珠穆朗玛绿色建筑科技有限公司 | Precast reinforced concrete component and assembly type structure who constitutes thereof |
| CN205116508U (en) * | 2015-11-18 | 2016-03-30 | 江苏筑森建筑设计有限公司 | Full precast floor plank dry -type joint construction |
| CN110107016A (en) * | 2019-05-31 | 2019-08-09 | 西安建工绿色建筑集团有限公司 | The Wall building method that pin-connected panel prefabricated panel and dry and wet technique combine |
| CN210288680U (en) * | 2019-05-31 | 2020-04-10 | 西安建工绿色建筑集团有限公司 | Assembled standard layer module |
| CN210288864U (en) * | 2019-05-31 | 2020-04-10 | 西安建工绿色建筑集团有限公司 | Assembled prefabricated wall board |
| CN215253634U (en) * | 2021-01-28 | 2021-12-21 | 西安墙体材料研究设计院有限公司 | Composite foamed ceramsite concrete wallboard |
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