CN110820984A - Transverse connection method for assembled prefabricated superposed wall boards - Google Patents
Transverse connection method for assembled prefabricated superposed wall boards Download PDFInfo
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- CN110820984A CN110820984A CN201911021698.4A CN201911021698A CN110820984A CN 110820984 A CN110820984 A CN 110820984A CN 201911021698 A CN201911021698 A CN 201911021698A CN 110820984 A CN110820984 A CN 110820984A
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- wallboard
- prefabricated
- wallboards
- shaped steel
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
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- 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
- B28B11/00—Apparatus or processes for treating or working the shaped or preshaped articles
- B28B11/24—Apparatus or processes for treating or working the shaped or preshaped articles for curing, setting or hardening
- B28B11/245—Curing concrete articles
-
- 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
- B28B23/022—Means for inserting reinforcing members into the mould or for supporting them in the mould
- B28B23/024—Supporting means
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/16—Auxiliary parts for reinforcements, e.g. connectors, spacers, stirrups
- E04C5/162—Connectors or means for connecting parts for reinforcements
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Load-Bearing And Curtain Walls (AREA)
Abstract
The invention discloses a transverse connection method of an assembled prefabricated superposed wallboard, which adopts a superposed wallboard corner connection structure and a superposed wallboard flat connection structure; the overlapped wallboard corner connecting structure and the flat connecting structure both comprise prefabricated overlapped wallboards, and the prefabricated overlapped wallboards comprise inner leaf wallboards and outer leaf wallboards; the inner leaf wallboard and the outer leaf wallboard are embedded with horizontally distributed steel bars, T-shaped steel plates and tongue-and-grooves; the inner leaf wallboard and the outer leaf wallboard are connected through a steel bar truss; the method comprises the following steps: firstly, processing a T-shaped steel plate according to a design drawing in a factory; secondly, installing a template according to design requirements; binding a steel bar truss and horizontally distributing steel bars, and placing a T-shaped steel plate at a corresponding position; fourthly, pouring a superposed wallboard; fifthly, conveying the prefabricated overlapped wallboard to a construction site for hoisting. The method relates to the field of assembly, and has the characteristics that the adjacent prefabricated superposed wallboards are stably connected, and the wall surface formed after the prefabricated superposed wallboards are connected is integrated.
Description
Technical Field
The invention belongs to the technical field of constructional engineering, and particularly relates to a transverse connection method of an assembled prefabricated superposed wallboard.
Background
The transverse connection mode between prefabricated coincide wallboards in the current assembly type structure mainly has: use interim ironware to carry out the temporary connection between the prefabricated coincide wallboard or adopt temporary support to consolidate temporarily, then lean on the cast-in-place concrete layer in later stage to carry out structural connection. The connection mode of the temporary connecting piece mainly adopts mechanical connection, namely the friction force generated by mutual clamping between the iron sheets is used for connection, and the connection mode has the problems of insufficient connection strength, instability, difficulty in controlling construction quality and the like although the operation is simple, and is only a temporary mode for connecting prefabricated laminated wallboards. The manner of temporary bracing and reinforcement, although simpler and easier, is less reliable than temporary connections, and both temporary reinforcement methods have limited improvement in the stability and integrity of the prefabricated, laminated wall panel during construction.
In view of the above problems, the present invention provides a method for transverse connection of prefabricated laminated wall panels, and the method is provided.
Disclosure of Invention
The invention provides a transverse connection method of assembled prefabricated superposed wallboards, which ensures that adjacent prefabricated superposed wallboards are stably connected, and the wall surface after the prefabricated superposed wallboards are connected is integrated.
Specifically, the invention is realized by the following technical scheme:
a transverse connection method for prefabricated composite wall panels adopts a corner connection structure and a flat connection structure of the composite wall panels; the overlapped wallboard corner connecting structure and the flat connecting structure both comprise prefabricated overlapped wallboards, and the prefabricated overlapped wallboards comprise inner leaf wallboards and outer leaf wallboards; the inner leaf wallboard and the outer leaf wallboard are embedded with horizontally distributed steel bars and T-shaped steel plates; the inner leaf wallboard and the outer leaf wallboard are both provided with a tongue-and-groove, and the tongue-and-groove is positioned beside the joint of the wallboard and the T-shaped steel plate; the inner leaf wallboard and the outer leaf wallboard are connected through a steel bar truss, and the steel bar truss is fixedly connected with horizontally distributed steel bars in the wallboards; in the corner connecting structure of the superposed wall boards, inner leaf wall boards and outer leaf wall boards of two adjacent prefabricated superposed wall boards are vertically and staggeredly spliced respectively; in the laminated wall plate flat connection structure, inner leaf wall plates and outer leaf wall plates of two adjacent prefabricated laminated walls are respectively connected in parallel;
the method comprises the following steps:
the method comprises the following steps: processing a T-shaped steel plate according to a design drawing in a factory;
step two: installing a template according to design requirements;
step three: binding a steel bar truss and horizontally distributed steel bars according to the design, putting the bound horizontally distributed steel bar mesh and the steel bar truss into a mold and fixing the steel bar truss, and determining the positions of the T-shaped steel plates on the horizontally distributed steel bar mesh according to the difference of the positions of the wallboard at the joint;
step four: pouring the laminated wallboard, curing the laminated wallboard in a factory, and removing the template system after the strength of the concrete slab reaches a certain strength;
step five: and conveying the prefabricated superposed wall boards to a construction site for hoisting, and connecting every two prefabricated superposed wall boards in a welding mode after hoisting is finished to finish the corner connecting structure or/and the flat connecting structure of the superposed wall boards.
Further, the T-shaped steel plate comprises a web plate and a wing plate; the web plate is provided with a plurality of holes.
Furthermore, in the corner connecting structure of the laminated wall board, the length of the prefabricated laminated wall board is not more than 3 meters, the height of the prefabricated laminated wall board is not more than 4 meters, and the thickness of the prefabricated laminated wall board is 50mm or 60 mm.
Furthermore, the manufacturing and the inspection of the prefabricated laminated wallboard are finished in a factory.
Further, after the distribution positions of the T-shaped steel plates are arranged, the T-shaped steel plates and the horizontally distributed reinforcing mesh are welded together.
The beneficial effect of above-mentioned scheme lies in:
the laminated wallboard component can be prefabricated in a factory by combining an information technology in the whole process, the structural quality is guaranteed, the durability of the laminated wallboard component is improved, the laminated wallboard component is coded in the production process, and the performance and the quality of the laminated wallboard in the production process are traced in the whole life; the T-shaped steel plate is arranged on the prefabricated superposed wallboard and matched with the T-shaped steel plate of the wallboard on one side, so that the connection strength provided by welding the two steel plates can be utilized to reduce the use amount of support; the welding seams are adopted between the wall plates, so that the sealing performance between the wall plates is greatly improved, the phenomena of slurry leakage and the like can be avoided when the concrete is poured, the material is saved, and the economic benefit is increased; in the connecting structure, the prefabricated superposed wallboards are connected by the steel plates to form a left plane and right plane limiting connecting structure, so that the overall rigidity between the prefabricated superposed wallboards is enhanced, and the structural strength and the seismic performance of the structure main body are improved.
The T-shaped steel plates are embedded into the concrete plates, the T-shaped steel plates in the two adjacent concrete plates are welded, the connection of the adjacent prefabricated overlapped wall plates is achieved, the connection stability between the two prefabricated overlapped wall plates is enhanced, mortar is filled into the grooves and tongues reserved in the concrete plates, the connection of the adjacent prefabricated overlapped wall plates is further enhanced, meanwhile, the welded T-shaped steel plates are completely embedded into the concrete plates, and the T-shaped steel plates are prevented from being corroded by the environment due to exposure to the outside.
Drawings
Fig. 1 is a cross-sectional view of a corner connecting structure of a laminated wall panel according to the present invention;
FIG. 2 is an elevation view of a corner connection structure of a laminated external wall panel according to the present invention;
FIG. 3 is a cross-sectional view taken along line I-I of FIG. 1;
FIG. 4 is a cross-sectional view of a flat connection structure of a composite wall panel according to the present invention;
FIG. 5 is an elevation view of a laminated exterior wall panel flat connection structure of the present invention;
FIG. 6 is a sectional view taken along line II-II of FIG. 4;
fig. 7 is a schematic view of a prefabricated T-shaped steel plate according to the present invention.
Wherein: 1. a corner connecting structure of the superposed wall boards; 2. a flat connection structure of the superposed wallboard; 3. prefabricating a superposed wallboard; 31. a tongue-and-groove; 4. inner leaf wallboard; 5. an outer leaf wallboard; 6. a steel bar truss; 7. horizontally distributing steel bars; t-shaped steel plates; 81. a web; 82. a wing plate.
The specific implementation mode is as follows:
the invention is further described with reference to the following figures and detailed description.
As shown in fig. 1 and 4, a transverse connection method of prefabricated composite wall panels 3 involves a composite wall panel corner connection structure 1 and a composite wall panel flat connection structure 2; wherein, coincide wallboard corner connection structure 1 and connection structure all include prefabricated coincide wallboard 3, and prefabricated coincide wallboard 3 includes interior leaf wallboard 4, outer leaf wallboard 5, steel bar truss 6, horizontal distribution reinforcing bar 7 and T shaped steel board 8.
Horizontal distribution reinforcing steel bars 7 are embedded in the inner leaf wall plate 4 and the outer leaf wall plate 5 and are used for supporting the whole structure of the wall plate. The inner leaf wall plate 4 and the outer leaf wall plate 5 are connected through a steel bar truss 6, and the steel bar truss 6 is fixedly connected with horizontally distributed steel bars 7 in the wall plates; the inner leaf wallboard 4 and the outer leaf wallboard 5 are both embedded with T-shaped steel plates 8.
As shown in fig. 1, 2 and 3, in the composite wall panel corner connecting structure 1, the composite wall panel corner connecting structure 1 is in a right-angle form, the corner connecting structure is composed of two prefabricated composite wall panels 3, and inner and outer leaf wall panels 5 of the two prefabricated composite wall panels 3 are vertically and staggeredly spliced respectively; the inner leaf wallboard 4 and the outer leaf wallboard 5 in each prefabricated superposed wallboard 3 both comprise two long side surfaces and two short side surfaces; in order to make the better connection of two prefabricated coincide wallboards 3 ability, the position of the embedding of T shaped steel board 8 on these two prefabricated coincide wallboards 3 is all different, and wherein the 8 embedding modes of T shaped steel in prefabricated coincide wallboard 3 are: a T-shaped steel plate 8 is embedded on one long side surface of the outer leaf wallboard 5, and a T-shaped steel plate 8 is also embedded on the long side surface of the same inner leaf wallboard 4 in the same direction; the embedding mode of the T-shaped steel plate 8 in the other corner superposed wall is as follows: a T-shaped steel plate 8 is embedded on the short side surface of one surface of the outer leaf wallboard 5, and a T-shaped steel plate 8 is also embedded on the short side surface of the same inner leaf wallboard 4 in the same direction; two outer leaf wallboards 5 in two prefabricated coincide wallboards 3 are through setting up 8 welded connection at the T shaped steel board of different positions, and two inner leaf wallboards 4 are through setting up 8 welded connection at the T shaped steel board of different positions to through connecting this two prefabricated coincide wallboards 3 formation corner.
In coincide wallboard corner connection structure 1, a concrete size of prefabricated coincide wallboard 3 is: the prefabricated laminated wall panels 3 are generally not more than 3 metres long and not more than 4 metres tall and are generally 50mm or 60mm thick.
As shown in fig. 4, 5 and 6, in the laminated wall panel flat connection structure 2, the laminated wall panel flat connection structure 2 is composed of prefabricated laminated wall panels 3, the laminated wall panel flat connection structure 2 is in a straight line shape, and the inner leaf wall panel 5 and the outer leaf wall panel 5 of two prefabricated parallel laminated walls are respectively connected in parallel in a welding manner. The inner leaf wallboard 4 and the outer leaf wallboard 5 in the prefabricated superposed wallboard 3 both comprise two long side surfaces and two short side surfaces; the embedding mode of the T-shaped steel plate 8 in each prefabricated superposed wallboard 3 is as follows: t-shaped steel plates 8 are embedded in the two short side surfaces of the outer leaf wall plate 5, and T-shaped steel plates 8 are also embedded in the two short side surfaces of the same inner leaf wall plate 4; the outer leaf wallboard 5 on two adjacent prefabricated coincide wallboards 3 passes through 8 welded connection of T shaped steel board, and the inner leaf wallboard 4 on two adjacent prefabricated coincide wallboards 3 also passes through 8 welded connection of T shaped steel board.
As shown in fig. 1 and 4, the inner leaf wall panel 4 and the outer leaf wall panel 5 are both provided with a tongue-and-groove 31, the tongue-and-groove 31 is located beside the joint of the wall panel and the T-shaped steel plate 8, and the size of the tongue-and-groove 31 is determined by the existing specification.
After the adjacent overlapped wallboards are connected by welding the T-shaped steel plates 8 between the adjacent overlapped wallboards, mortar is filled in the tongue-and-groove 31 of the wallboards, so that the adjacent overlapped wallboards are further stably connected.
As shown in fig. 7, the T-shaped steel plate 8 includes a web 81 and a wing 82, the web 81 is perpendicular to the wing 82; a plurality of holes are arranged on the web plate 81, the holes are uniformly distributed along the web plate 81, and the number of the holes is one to a plurality. The type of the T-shaped steel plate 8 and the size and arrangement of the holes in the web plate 81 are determined by calculation of the existing specifications. When the web 81 is embedded into the outer leaf wallboard 5 or the inner leaf wallboard 4, the poured concrete can be filled in the hole, and the bonding force between the T-shaped steel plate 8 and the outer leaf wallboard 5 or the inner leaf wallboard 4 is increased.
According to the structure, the invention provides a transverse connection mode of an assembly type prefabricated superposed wall panel 3, which comprises the following specific steps:
the method comprises the following steps: the T-shaped steel plate 8 is processed according to a design drawing in a factory, and holes which are in a certain number and are uniformly distributed are prefabricated in the web plate 81 part of the T-shaped steel plate 8 according to the design, so that the T-shaped steel plate 8 is manufactured.
Step two: and (3) installing the template, and reserving a rabbet 31 at the position of the T-shaped steel plate 8 according to design requirements, so that an installing and shaping template is added at the position.
Step three: binding a steel bar truss 6 and horizontally distributed steel bars 7 according to design, putting the bound horizontally distributed steel bar 7 net and the steel bar truss 6 into a mold and fixing the steel bar truss, determining the positions of the T-shaped steel plates 8 arranged on the horizontally distributed steel bars 7 net according to the difference of the positions of the wallboard at the joints, and welding the processed T-shaped steel plates 8 on the two sides of the horizontally distributed steel bars 7 net after the positions are determined.
Step four: and pouring the laminated wallboard, curing the laminated wallboard in a factory, and removing the template system after the strength of the concrete slab reaches 28 days.
Step five: and conveying the prefabricated superposed wall panels 3 to a construction site for hoisting, and connecting every two prefabricated superposed wall panels 3 in a welding mode after hoisting is finished to finish the connection structure of the prefabricated superposed wall panels 3 in an assembly type.
The manufacturing and inspection of the superposed wallboard corner connecting structure 1, the superposed wallboard flat connecting structure 2 and the T-shaped steel plate 8 are finished in a factory, so that the quality is easy to guarantee, and the method is suitable for batch production. The use of the composite wall panel connection structure in the fabricated frame structure improves the stability and integrity between the composite wall panels.
The above is the preferred embodiment of the present invention, and several other simple substitutions and modifications made on the premise of the inventive concept should be considered as falling into the protection scope of the present invention.
Claims (5)
1. The transverse connection method of the assembled prefabricated superposed wall boards is characterized in that: the corner connecting structure and the flat connecting structure of the superposed wall plates are adopted; the overlapped wallboard corner connecting structure and the flat connecting structure both comprise prefabricated overlapped wallboards, and the prefabricated overlapped wallboards comprise inner leaf wallboards and outer leaf wallboards; the inner leaf wallboard and the outer leaf wallboard are embedded with horizontally distributed steel bars and T-shaped steel plates; the inner leaf wallboard and the outer leaf wallboard are both provided with a tongue-and-groove, and the tongue-and-groove is positioned beside the joint of the wallboard and the T-shaped steel plate; the inner leaf wallboard and the outer leaf wallboard are connected through a steel bar truss, and the steel bar truss is fixedly connected with horizontally distributed steel bars in the wallboards; in the corner connecting structure of the superposed wall boards, inner leaf wall boards and outer leaf wall boards of two adjacent prefabricated superposed wall boards are vertically and staggeredly spliced respectively; in the laminated wall plate flat connection structure, inner leaf wall plates and outer leaf wall plates of two adjacent prefabricated laminated walls are respectively connected in parallel;
the method comprises the following steps:
the method comprises the following steps: processing a T-shaped steel plate according to a design drawing in a factory;
step two: installing a template according to design requirements;
step three: binding a steel bar truss and horizontally distributed steel bars according to the design, putting the bound horizontally distributed steel bar mesh and the steel bar truss into a mold and fixing the steel bar truss, and determining the positions of the T-shaped steel plates on the horizontally distributed steel bar mesh according to the difference of the positions of the wallboard at the joint;
step four: pouring the laminated wallboard, curing the laminated wallboard in a factory, and removing the template system after the strength of the concrete slab reaches a certain strength;
step five: and conveying the prefabricated superposed wall boards to a construction site for hoisting, and connecting every two prefabricated superposed wall boards in a welding mode after hoisting is finished to finish the corner connecting structure or/and the flat connecting structure of the superposed wall boards.
2. The transverse connection method of the prefabricated composite wall panel according to claim 1, wherein the transverse connection method comprises the following steps: the T-shaped steel plate comprises a web plate and a wing plate; the web plate is provided with a plurality of holes.
3. The transverse connection method of the prefabricated composite wall panel according to claim 1, wherein the transverse connection method comprises the following steps: in the corner connecting structure of the laminated wallboard, the length of the prefabricated laminated wallboard is not more than 3 meters, the height of the prefabricated laminated wallboard is not more than 4 meters, and the thickness of the prefabricated laminated wallboard is 50mm or 60 mm.
4. The transverse connection method of the prefabricated composite wall panel according to claim 1, wherein the transverse connection method comprises the following steps: and the manufacturing and the inspection of the prefabricated laminated wallboard are finished in a factory.
5. The transverse connection method of the prefabricated composite wall panel according to claim 1, wherein the transverse connection method comprises the following steps: and after the distribution positions of the T-shaped steel plates are arranged, welding the T-shaped steel plates with the horizontally distributed reinforcing mesh.
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| CN201911021698.4A CN110820984B (en) | 2019-10-25 | 2019-10-25 | Transverse connection method for assembled prefabricated superposed wall boards |
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| CN201911021698.4A CN110820984B (en) | 2019-10-25 | 2019-10-25 | Transverse connection method for assembled prefabricated superposed wall boards |
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| CN110820984B CN110820984B (en) | 2022-04-01 |
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| CN109138221A (en) * | 2018-10-19 | 2019-01-04 | 山东大学 | A kind of precast concrete-steel plate combined shear wall splicing node and construction method |
| CN110158806A (en) * | 2019-05-24 | 2019-08-23 | 东南大学 | A kind of assembled steel reinforced concrete shear force wall bolt fastening structure and preparation method thereof |
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2019
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Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5811177B2 (en) * | 2011-07-13 | 2015-11-11 | 東急建設株式会社 | Partition structure and partition |
| CN102912900A (en) * | 2012-11-14 | 2013-02-06 | 安徽华力建设集团有限公司 | Prefabricated assembled superposed plate type concrete shear wall and construction method thereof |
| CN203640084U (en) * | 2013-10-15 | 2014-06-11 | 合肥工业大学 | Superimposed slab shear wall with restorable function |
| CN205502265U (en) * | 2016-03-25 | 2016-08-24 | 福建工程学院 | Precast shear wall perps quick connect structure and monomer thereof |
| CN106168057A (en) * | 2016-08-30 | 2016-11-30 | 河北建筑工程学院 | A kind of assembled steel lath band combined concrete shear wall and making construction method thereof |
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Inventor after: Han Jianqiang Inventor after: He Yuliang Inventor after: Chen Jiawen Inventor after: Xiao Jingping Inventor before: He Yuliang Inventor before: Chen Jiawen Inventor before: Han Jianqiang Inventor before: Xiao Jingping |
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