CN107975165B - Laminated wall structure and manufacturing method thereof - Google Patents
Laminated wall structure and manufacturing method thereof Download PDFInfo
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- CN107975165B CN107975165B CN201711318475.5A CN201711318475A CN107975165B CN 107975165 B CN107975165 B CN 107975165B CN 201711318475 A CN201711318475 A CN 201711318475A CN 107975165 B CN107975165 B CN 107975165B
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- prefabricated
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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
- E04B2/84—Walls made by casting, pouring, or tamping in situ
- E04B2/86—Walls made by casting, pouring, or tamping in situ made in permanent forms
- E04B2/8611—Walls made by casting, pouring, or tamping in situ made in permanent forms with spacers being embedded in at least one form leaf
- E04B2/8617—Walls made by casting, pouring, or tamping in situ made in permanent forms with spacers being embedded in at least one form leaf with spacers being embedded in both form leaves
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B23/00—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B23/00—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects
- B28B23/02—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects wherein the elements are reinforcing members
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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
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/76—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to heat only
- E04B1/762—Exterior insulation of exterior walls
- E04B1/7629—Details of the mechanical connection of the insulation to the wall
-
- 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
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/76—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to heat only
- E04B1/78—Heat insulating elements
- E04B1/80—Heat insulating elements slab-shaped
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/01—Reinforcing elements of metal, e.g. with non-structural coatings
- E04C5/06—Reinforcing elements of metal, e.g. with non-structural coatings of high bending resistance, i.e. of essentially three-dimensional [3D] extent, e.g. lattice girders
- E04C5/0636—Three-dimensional reinforcing mats composed of reinforcing elements laying in two or more parallel planes and connected by separate reinforcing parts
- E04C5/064—Three-dimensional reinforcing mats composed of reinforcing elements laying in two or more parallel planes and connected by separate reinforcing parts the reinforcing elements in each plane being formed by, or forming a, mat of longitunal and transverse bars
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Electromagnetism (AREA)
- Mechanical Engineering (AREA)
- Ceramic Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Acoustics & Sound (AREA)
- Load-Bearing And Curtain Walls (AREA)
- Panels For Use In Building Construction (AREA)
Abstract
A laminated wall structure and a manufacturing method thereof, comprising a prefabricated external wall panel, a middle cast-in-situ layer and a prefabricated internal wall panel which are connected in sequence, wherein vertical connecting reinforcing steel bars are arranged in the middle cast-in-situ layer, and the vertical reinforcing steel bars are connected and bound with rectangular hoops. The invention strengthens the connection structure and the overall performance of the laminated structure in the laminated wall body and improves the technical performance of the prefabricated parts in the assembled building.
Description
Technical field:
the invention belongs to the technical field of constructional engineering, and particularly relates to a laminated wall structure and a manufacturing method thereof.
Background
The assembled building is widely accepted, popularized and applied with the outstanding advantages of standard, high efficiency, heat preservation, energy conservation, environmental protection and the like. However, some prefabricated components in the fabricated building, such as the laminated wall body, are layered products, including prefabricated outer leaf plates, middle cast-in-situ layers and prefabricated inner leaf plates, or include prefabricated heat-insulating outer wall plates, heat-insulating material plates, prefabricated outer leaf plates, middle cast-in-situ layers and prefabricated inner leaf plates, and the multilayer structure of the laminated wall body is easy to cause low structural strength and poor integrity of internal connection, and especially the binding force and the integrity of the prefabricated outer leaf plates, the middle cast-in-situ layers and the prefabricated inner leaf plates are more required to be further enhanced.
The invention comprises the following steps:
the technical problems to be solved by the invention are as follows: aiming at the problems in the prior art, the laminated wall structure and the manufacturing method thereof are provided to strengthen the connection structure and the overall performance of layered products inside the laminated wall and improve the technical performance of prefabricated components in the assembled building.
The technical scheme adopted by the invention is as follows:
a laminated wall structure comprises a prefabricated external wall panel, a middle cast-in-situ layer and a prefabricated internal wall panel which are sequentially connected, wherein vertical connecting reinforcing steel bars and rectangular hoops are arranged in the middle cast-in-situ layer, and the vertical connecting reinforcing steel bars are connected with the rectangular hoops.
In the technical scheme, the vertical connecting steel bars are fixedly connected to the inner side of the rectangular hoops.
In the technical scheme, the rectangular hoops are of independent rectangular frame structures, and the planes of the rectangular hoops are perpendicular to the vertical connecting steel bars.
In the technical scheme, the rectangular hoops are divided into a plurality of rows, each row is uniformly distributed in the laminated wall body from top to bottom, the planes of the rectangular hoops are horizontally arranged, and the planes of the rectangular hoops are perpendicular to the vertical plane of the laminated wall body.
In the technical scheme, the prefabricated external wall panel is a prefabricated external blade panel, and the prefabricated internal wall panel is a prefabricated internal blade panel.
In the above technical scheme, prefabricated external wall panel is including prefabricated heat preservation external wall panel, heat preservation material board and the prefabricated outer leaf board that connects gradually, prefabricated interior wallboard is prefabricated interior leaf board, middle cast-in-place layer is located prefabricated interior leaf board with between the prefabricated outer leaf board.
In the technical scheme, truss steel bars for bridging the prefabricated outer wall plate, the middle cast-in-situ layer and the prefabricated inner wall plate are embedded in the prefabricated outer wall plate, the middle cast-in-situ layer and the prefabricated inner wall plate; one end of the truss steel bar is embedded in the prefabricated outer wall plate, the other end of the truss steel bar is embedded in the prefabricated inner wall plate, and the middle of the truss steel bar is bridged in the middle cast-in-situ layer; the truss steel bars are divided into a plurality of rows, and each row is uniformly distributed in the superposed wall body from top to bottom.
According to the technical scheme, the plurality of rows of rectangular hoops and the plurality of rows of truss steel bars are arranged in parallel and alternately in the laminated wall body.
In the above technical scheme, all pre-buried vertical distribution reinforcing bars and with the horizontal distribution reinforcing bars that vertical distribution reinforcing bars correspond to be connected in prefabricated outer leaf board, prefabricated interior leaf board and the prefabricated heat preservation external wall panel.
In the above technical scheme, the tip of prefabricated outer leaf board and prefabricated interior leaf board stretches out and has reserved U type connecting bar, prefabricated U type connecting bar is connected with prefabricated outer leaf board and prefabricated interior leaf inboard pre-buried horizontal distribution reinforcing bar, or reserves U type connecting bar and prefabricated outer leaf board and prefabricated interior leaf inboard pre-buried horizontal distribution reinforcing bar and be same reinforcing bar.
In the above technical scheme, install the connecting piece in prefabricated heat preservation side fascia, heat preservation material board and the prefabricated outer leaf board, connecting piece one end is pre-buried in prefabricated heat preservation side fascia, and the connecting piece other end is pre-buried in prefabricated outer leaf board, and the heat preservation material board is passed at the connecting piece middle part.
A manufacturing method of a laminated wall body comprises the following steps:
1) When the prefabricated external wall board of the overlapped wall body is a prefabricated external blade board, installing a prefabricated external blade board forming die of the overlapped wall body on the steel table; when the prefabricated external wall panel of the laminated wall body is a prefabricated external wall panel with heat preservation, installing a prefabricated heat preservation external wall panel forming die on a steel trolley, distributing ribs in the prefabricated heat preservation external wall panel forming die to perform curing and forming of the prefabricated heat preservation external wall panel, embedding a part of connecting pieces in the prefabricated heat preservation external wall panel, arranging a heat preservation material plate on the formed prefabricated heat preservation external wall panel, installing a prefabricated external leaf panel forming die on one side, far away from the prefabricated heat preservation external wall panel, of the heat preservation material plate, and enabling the connecting pieces to penetrate through the heat preservation material plate and extend into the prefabricated external leaf panel forming die;
2) Arranging vertical distribution steel bars and horizontal distribution steel bars of the prefabricated outer leaf plates in the prefabricated outer leaf plate forming die, and enabling reserved U-shaped connecting steel bars extending out of the end parts of the horizontal distribution steel bars to extend out of the prefabricated outer leaf plate forming die;
3) Connecting and fixing one end of truss steel bars on the vertically distributed steel bars or the horizontally distributed steel bars in the prefabricated outer blade plate forming die;
4) Casting concrete according to the thickness of the prefabricated outer blade, curing and forming the prefabricated outer blade;
5) Arranging vertically distributed steel bars and horizontally distributed steel bars of the prefabricated inner leaf plates at the other ends of the truss steel bars;
6) Hoisting and overturning the formed prefabricated external wall panel, so that the formed prefabricated external blade is upward, and the vertical distribution steel bars, the horizontal distribution steel bars and the truss steel bars of the prefabricated internal blade are positioned in a prefabricated internal blade forming die on the steel trolley with the other ends downward;
7) Casting concrete according to the thickness of the prefabricated inner leaf plate, curing and forming the prefabricated inner leaf plate;
8) Hoisting the laminated wall body manufactured and formed in the steps 1) to 7), and installing and positioning on site;
9) Installing vertical connecting steel bars in the space of the middle cast-in-situ layer reserved in the superposed wall body with the lifting and positioning function in 8), wherein the vertical connecting steel bars are positioned at the inner side of the rectangular sleeve ribs and are bound and fixed with the rectangular sleeve cuffs, the rectangular sleeve cuffs are required to be connected to the vertical connecting steel bars in advance during construction, and then the vertical connecting steel bars are installed in the middle cast-in-situ layer together, and the vertical connecting steel bars are perpendicular to the plane of the rectangular sleeve cuffs;
10 Pouring concrete into the space of the middle cast-in-situ layer reserved in the overlapped wall body of the 9), curing, and forming the overlapped wall body.
Characteristics and effects:
the prefabricated outer leaf plates, the prefabricated inner leaf plates and the horizontally distributed steel bars, the vertically distributed steel bars, the rectangular hoops, the vertical connecting steel bars and the truss steel bars which are arranged in the laminated wall are all prefabricated by factory production; when prefabricated external wall panels of the laminated wall body are heat-insulating external wall panels, the prefabricated external leaf panels, the prefabricated internal leaf panels, the prefabricated heat-insulating external wall panels, the heat-insulating material panels and the embedded horizontal distribution steel bars, the vertical connection steel bars, the rectangular hoops, the truss steel bars and the connecting pieces are prefabricated by factory production, standardized operation is performed, the manufacturing is efficient and high-quality, and the problems of environmental pollution, material waste, long construction period and low efficiency caused by on-site construction of a large number of templates, scaffolds, fasteners, cement, sand stones and building materials are avoided. The laminated wall body is a layered product, the internal connection structural strength and the overall performance of the laminated wall body are required to be further enhanced, and the structural strength and the overall performance of the laminated wall body are critical to the building components, so that the laminated wall body is internally embedded with connecting pieces, horizontally distributed steel bars and vertically distributed steel bars, the middle cast-in-place layer is also internally provided with vertical connecting steel bars, the vertical connecting steel bars are sleeved with and bound with rectangular hoops, and particularly embedded truss steel bars bridging the prefabricated outer leaf plates, the middle cast-in-place layer and the prefabricated inner leaf plates are additionally arranged in the prefabricated outer leaf plates, the rectangular hoops and the truss steel bars are arranged in the whole laminated wall body in a parallel and alternate mode from top to bottom, and the rectangular hoops and the truss steel bars can form different stressed supporting directions, so that the structural strength, the overall performance and the reliability of the internal connection of the laminated wall body are greatly improved, and the rectangular hoops are simple in structure and convenient to manufacture. In addition, the vertical connecting steel bars are additionally arranged in the middle cast-in-situ layer of the laminated wall body, and are bound or welded with the rectangular hoops, so that the supporting and connecting strength of the rectangular hoops is further improved, and the structural strength, the stress performance and the overall performance of the middle cast-in-situ layer of the laminated wall body can be further enhanced. The invention also extends the ends of the prefabricated outer leaf plate and the prefabricated inner leaf plate of the laminated wall body to form the reserved U-shaped connecting steel bars, and when the reserved U-shaped connecting steel bars are fixedly connected with other laminated wall bodies and prefabricated laminated floor slabs, the structural strength and the reliability of the connecting nodes are greatly enhanced.
Description of the drawings:
FIG. 1 is a cross-sectional view of a structure of an embodiment 1 of the present invention;
fig. 2 is a cross-sectional view showing the structure of embodiment 2 of the present invention.
Reference numerals:
1-prefabricated outer leaf plates, 2-middle cast-in-situ layers, 3-prefabricated inner leaf plates, 4-rectangular hoops, 5-truss steel bars, 6-connecting pieces, 7-prefabricated heat-insulating external wall boards, 8-heat-insulating material plates, 9-reserved U-shaped connecting steel bars, 10-horizontally-distributed steel bars, 11-vertically-distributed steel bars and 12-vertically-connected steel bars.
The specific embodiment is as follows:
the laminated wall structure comprises a prefabricated external wall panel, a middle cast-in-situ layer and a prefabricated internal wall panel which are sequentially connected, wherein vertical connecting steel bars are arranged in the middle cast-in-situ layer and are connected with rectangular hoops; the vertical connecting steel bars are fixedly connected to the inner side of the rectangular hoops; the rectangular hoops are of independent rectangular frame structures, and the planes of the rectangular hoops are perpendicular to the vertical connecting steel bars; the rectangular hoops are divided into a plurality of rows, each row is uniformly distributed in the laminated wall body from top to bottom, the planes of each rectangular hoops are horizontally arranged, and the planes of the rectangular hoops are perpendicular to the vertical plane of the laminated wall body; the prefabricated outer wallboard is a prefabricated outer blade, and the prefabricated inner wallboard is a prefabricated inner blade; the prefabricated external wall panel comprises a prefabricated heat-insulating external wall panel, a heat-insulating material plate and a prefabricated external blade plate which are sequentially connected, and the prefabricated internal wall panel is a prefabricated internal blade plate; truss steel bars for bridging the prefabricated outer wall plate, the middle cast-in-situ layer and the prefabricated inner wall plate are embedded in the prefabricated outer wall plate, the middle cast-in-situ layer and the prefabricated inner wall plate; one end of the truss steel bar is embedded in the prefabricated outer wall plate, the other end of the truss steel bar is embedded in the prefabricated inner wall plate, and the middle of the truss steel bar is bridged in the middle cast-in-situ layer; the truss steel bars are divided into a plurality of rows, and each row is uniformly distributed in the superposed wall body from top to bottom; the rectangular hoops and the truss steel bars are arranged in parallel and alternately in the laminated wall body; the vertical distribution steel bars and the horizontal distribution steel bars are embedded in the prefabricated outer leaf plates, the prefabricated inner leaf plates and the prefabricated heat-insulating outer wall plates; the ends of the prefabricated outer leaf plates and the prefabricated inner leaf plates are extended with reserved U-shaped connecting steel bars; the reserved U-shaped connecting steel bars are connected with the horizontal distribution steel bars pre-buried in the prefabricated outer leaf plates and the prefabricated inner leaf plates, or the reserved U-shaped connecting steel bars are the same steel bars as the horizontal distribution steel bars pre-buried in the prefabricated outer leaf plates and the prefabricated inner leaf plates; connecting pieces are arranged in the prefabricated heat-insulating external wall boards, the heat-insulating material boards and the prefabricated external leaf boards, one ends of the connecting pieces are embedded in the prefabricated heat-insulating external wall boards, the other ends of the connecting pieces are embedded in the prefabricated external leaf boards, and the middle parts of the connecting pieces penetrate through the heat-insulating material boards; the connecting piece adopts glass fiber ribs or basalt ribs.
The manufacturing method of the laminated wall body comprises the following steps:
1) When the prefabricated external wall board of the overlapped wall body is a prefabricated external blade board, installing a prefabricated external blade board forming die of the overlapped wall body on the steel table; when the prefabricated external wall panel of the laminated wall body is a prefabricated external wall panel with heat preservation, installing a prefabricated heat preservation external wall panel forming die on a steel trolley, distributing ribs in the prefabricated heat preservation external wall panel forming die to perform curing and forming of the prefabricated heat preservation external wall panel, embedding a part of connecting pieces in the prefabricated heat preservation external wall panel, arranging a heat preservation material plate on the formed prefabricated heat preservation external wall panel, installing a prefabricated external leaf panel forming die on one side, far away from the prefabricated heat preservation external wall panel, of the heat preservation material plate, and enabling the connecting pieces to penetrate through the heat preservation material plate and extend into the prefabricated external leaf panel forming die;
2) Arranging vertical distribution steel bars and horizontal distribution steel bars of the prefabricated outer leaf plates in the prefabricated outer leaf plate forming die, and enabling reserved U-shaped connecting steel bars extending out of the end parts of the horizontal distribution steel bars to extend out of the prefabricated outer leaf plate forming die;
3) Connecting and fixing one end of truss steel bars on the vertically distributed steel bars or the horizontally distributed steel bars in the prefabricated outer blade plate forming die;
4) Casting concrete according to the thickness of the prefabricated outer blade, curing and forming the prefabricated outer blade;
5) Vertical connecting steel bars are arranged in a space of the middle cast-in-situ layer reserved above the prefabricated outer leaf plates, rectangular hoops are fixed by binding the vertical connecting steel bars, and vertical distributing steel bars and horizontal distributing steel bars of the prefabricated inner leaf plates are arranged at the other ends of truss steel bars;
6) Hoisting and overturning the formed prefabricated external wall panel, so that the formed prefabricated external blade is upward, and the vertical distribution steel bars, the horizontal distribution steel bars and the truss steel bars of the prefabricated internal blade are positioned in a prefabricated internal blade forming die on the steel trolley with the other ends downward;
7) Casting concrete according to the thickness of the prefabricated inner leaf plate, curing and forming the prefabricated inner leaf plate;
8) Hoisting the laminated wall body manufactured and formed in the steps 1) to 7), and installing and positioning on site;
9) Installing vertical connecting steel bars in the space of the middle cast-in-situ layer reserved in the superposed wall body with the lifting and positioning function in 8), wherein the vertical connecting steel bars are positioned at the inner side of the rectangular sleeve ribs and are bound and fixed with the rectangular sleeve cuffs, the rectangular sleeve cuffs are required to be connected to the vertical connecting steel bars in advance during construction, and then the vertical connecting steel bars are installed in the middle cast-in-situ layer together, and the vertical connecting steel bars are perpendicular to the plane of the rectangular sleeve cuffs;
10 Pouring concrete into the space of the middle cast-in-situ layer reserved in the overlapped wall body of the 9), curing, and forming the overlapped wall body.
Fig. 1 is a structural cross-sectional view of a prefabricated external wall panel of the laminated wall body of embodiment 1 of the present invention, where the prefabricated external wall panel includes a prefabricated heat-insulating external wall panel, a heat-insulating material panel and a prefabricated external leaf panel which are sequentially connected, but the structural installation connection relationship of the rectangular hoops added in the present invention is the same as that of embodiment 1 and embodiment 2.
Fig. 2 is a cross-sectional view showing the structure of the prefabricated external wall panel of the laminated wall according to embodiment 2 of the present invention when only the prefabricated external leaf panel is used, and the structural installation and connection relationship of the rectangular hoops added in the present invention are the same as those of embodiment 1.
Claims (1)
1. A method for manufacturing a laminated wall body is characterized in that,
the laminated wall body comprises a prefabricated external wall plate, a middle cast-in-situ layer and a prefabricated internal wall plate which are sequentially connected, wherein vertical connecting reinforcing steel bars and rectangular hoops are arranged in the middle cast-in-situ layer, and the vertical connecting reinforcing steel bars are connected with the rectangular hoops; the vertical connecting steel bars are fixedly connected to the inner side of the rectangular hoops; the rectangular hoops are of independent rectangular frame structures, and the planes of the rectangular hoops are perpendicular to the vertical connecting steel bars; the rectangular hoops are divided into a plurality of rows, each row is uniformly distributed in the laminated wall body from top to bottom, the planes of each rectangular hoops are horizontally arranged, and the planes of the rectangular hoops are perpendicular to the vertical plane of the laminated wall body; the prefabricated outer wall plate is a prefabricated outer leaf plate, the prefabricated inner wall plate is a prefabricated inner leaf plate, or the prefabricated outer wall plate comprises a prefabricated heat-insulating outer wall plate, a heat-insulating material plate and a prefabricated outer leaf plate which are sequentially connected, the prefabricated inner wall plate is a prefabricated inner leaf plate, and the middle cast-in-situ layer is positioned between the prefabricated inner leaf plate and the prefabricated outer leaf plate; truss steel bars for bridging the prefabricated outer wall plate, the middle cast-in-situ layer and the prefabricated inner wall plate are embedded in the prefabricated outer wall plate, the middle cast-in-situ layer and the prefabricated inner wall plate; one end of the truss steel bar is embedded in the prefabricated outer wall plate, the other end of the truss steel bar is embedded in the prefabricated inner wall plate, and the middle of the truss steel bar is bridged in the middle cast-in-situ layer; the truss steel bars are divided into a plurality of rows, and each row is uniformly distributed in the superposed wall body from top to bottom; the rectangular hoops and the truss steel bars are arranged in parallel and alternately in the laminated wall body; the prefabricated outer leaf plates, the prefabricated inner leaf plates and the prefabricated heat-insulating outer wall plates are embedded with vertical distribution steel bars and horizontal distribution steel bars which are correspondingly connected with the vertical distribution steel bars; the end parts of the prefabricated outer leaf plates and the prefabricated inner leaf plates are extended with reserved U-shaped connecting steel bars, the reserved U-shaped connecting steel bars are connected with horizontal distribution steel bars embedded in the prefabricated outer leaf plates and the prefabricated inner leaf plates, or the reserved U-shaped connecting steel bars are the same steel bars as the horizontal distribution steel bars embedded in the prefabricated outer leaf plates and the prefabricated inner leaf plates; connecting pieces are arranged in the prefabricated heat-insulating external wall boards, the heat-insulating material boards and the prefabricated external leaf boards, one ends of the connecting pieces are embedded in the prefabricated heat-insulating external wall boards, the other ends of the connecting pieces are embedded in the prefabricated external leaf boards, and the middle parts of the connecting pieces penetrate through the heat-insulating material boards;
the manufacturing method comprises the following steps:
1) When the prefabricated external wall board of the overlapped wall body is a prefabricated external blade board, installing a prefabricated external blade board forming die of the overlapped wall body on the steel table; when the prefabricated external wall panel of the laminated wall body is a prefabricated external wall panel with heat preservation, installing a prefabricated heat preservation external wall panel forming die on a steel trolley, distributing ribs in the prefabricated heat preservation external wall panel forming die to perform curing and forming of the prefabricated heat preservation external wall panel, embedding a part of connecting pieces in the prefabricated heat preservation external wall panel, arranging a heat preservation material plate on the formed prefabricated heat preservation external wall panel, installing a prefabricated external leaf panel forming die on one side, far away from the prefabricated heat preservation external wall panel, of the heat preservation material plate, and enabling the connecting pieces to penetrate through the heat preservation material plate and extend into the prefabricated external leaf panel forming die;
2) Arranging vertical distribution steel bars and horizontal distribution steel bars of the prefabricated outer leaf plates in the prefabricated outer leaf plate forming die, and enabling reserved U-shaped connecting steel bars extending out of the end parts of the horizontal distribution steel bars to extend out of the prefabricated outer leaf plate forming die;
3) Connecting and fixing one end of truss steel bars on the vertically distributed steel bars or the horizontally distributed steel bars in the prefabricated outer blade plate forming die;
4) Casting concrete according to the thickness of the prefabricated outer blade, curing and forming the prefabricated outer blade;
5) Arranging vertically distributed steel bars and horizontally distributed steel bars of the prefabricated inner leaf plates at the other ends of the truss steel bars;
6) Hoisting and overturning the formed prefabricated external wall panel, so that the formed prefabricated external blade is upward, and the vertical distribution steel bars, the horizontal distribution steel bars and the truss steel bars of the prefabricated internal blade are positioned in a prefabricated internal blade forming die on the steel trolley with the other ends downward;
7) Casting concrete according to the thickness of the prefabricated inner leaf plate, curing and forming the prefabricated inner leaf plate;
8) Hoisting the laminated wall body manufactured and formed in the steps 1) to 7), and installing and positioning on site;
9) Installing vertical connecting steel bars in the space of the middle cast-in-situ layer reserved in the superposed wall body with the lifting and positioning function in 8), wherein the vertical connecting steel bars are positioned at the inner side of the rectangular sleeve ribs and are bound and fixed with the rectangular sleeve cuffs, the rectangular sleeve cuffs are required to be connected to the vertical connecting steel bars in advance during construction, and then the vertical connecting steel bars are installed in the middle cast-in-situ layer together, and the vertical connecting steel bars are perpendicular to the plane of the rectangular sleeve cuffs;
10 Pouring concrete into the space of the middle cast-in-situ layer reserved in the overlapped wall body of the 9), curing, and forming the overlapped wall body.
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| CN201711318475.5A CN107975165B (en) | 2017-12-12 | 2017-12-12 | Laminated wall structure and manufacturing method thereof |
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| CN107975165B true CN107975165B (en) | 2024-03-12 |
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| CN110080455B (en) * | 2019-06-06 | 2023-10-03 | 呼和浩特市中朵兴泰远大建筑工业有限公司 | Prefabricated shear wall, connecting node and construction method thereof |
| CN110421709A (en) * | 2019-07-03 | 2019-11-08 | 辽宁煜梽新型建材有限公司 | A kind of production method of Side fascia |
| CN110872889A (en) * | 2019-11-28 | 2020-03-10 | 上海中森建筑与工程设计顾问有限公司 | Prefabricated superposed outer wall integrated with heat-insulation formwork and construction method |
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| DE19823657A1 (en) * | 1998-05-27 | 1999-12-02 | Gisoton Baustoffwerke Gebhart | Form wall erection from shuttering stones and cross walls |
| CN102720284A (en) * | 2012-06-26 | 2012-10-10 | 张钟元 | Double-board laminated type concrete shear wall and production process thereof |
| CN203867054U (en) * | 2014-05-15 | 2014-10-08 | 绍兴宝业西伟德混凝土预制件有限公司 | Novel prefabricated composite wall plate with thermal insulating and decorating integrated function |
| CN105937271A (en) * | 2016-06-03 | 2016-09-14 | 长沙远大住宅工业集团股份有限公司 | Novel prefabricated building connecting joint |
| CN107313517A (en) * | 2017-07-24 | 2017-11-03 | 远大住宅工业（上海）有限公司 | Overlap wall and intermediate layer laminated floor slab connecting node |
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2017
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19823657A1 (en) * | 1998-05-27 | 1999-12-02 | Gisoton Baustoffwerke Gebhart | Form wall erection from shuttering stones and cross walls |
| CN102720284A (en) * | 2012-06-26 | 2012-10-10 | 张钟元 | Double-board laminated type concrete shear wall and production process thereof |
| CN203867054U (en) * | 2014-05-15 | 2014-10-08 | 绍兴宝业西伟德混凝土预制件有限公司 | Novel prefabricated composite wall plate with thermal insulating and decorating integrated function |
| CN105937271A (en) * | 2016-06-03 | 2016-09-14 | 长沙远大住宅工业集团股份有限公司 | Novel prefabricated building connecting joint |
| CN107313517A (en) * | 2017-07-24 | 2017-11-03 | 远大住宅工业（上海）有限公司 | Overlap wall and intermediate layer laminated floor slab connecting node |
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| CN107975165A (en) | 2018-05-01 |
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