CN109184032B - Assembled shear wall vertical connection structure convenient to install and installation method - Google Patents
Assembled shear wall vertical connection structure convenient to install and installation method Download PDFInfo
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- CN109184032B CN109184032B CN201811197820.9A CN201811197820A CN109184032B CN 109184032 B CN109184032 B CN 109184032B CN 201811197820 A CN201811197820 A CN 201811197820A CN 109184032 B CN109184032 B CN 109184032B
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- shear wall
- precast concrete
- steel bars
- concrete shear
- anchoring 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
- E04B2/56—Load-bearing walls of framework or pillarwork; Walls incorporating load-bearing elongated 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
- E04B1/38—Connections for building structures in general
- E04B1/61—Connections for building structures in general of slab-shaped building elements with each other
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
- E04B1/61—Connections for building structures in general of slab-shaped building elements with each other
- E04B1/6108—Connections for building structures in general of slab-shaped building elements with each other the frontal surfaces of the slabs connected together
- E04B1/612—Connections for building structures in general of slab-shaped building elements with each other the frontal surfaces of the slabs connected together by means between frontal surfaces
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B5/00—Floors; Floor construction with regard to insulation; Connections specially adapted therefor
- E04B5/02—Load-carrying floor structures formed substantially of prefabricated units
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The invention discloses a vertical connection structure and a vertical connection method of an assembled shear wall, which are convenient to install and solve the technical problems of complex installation and high construction difficulty of the existing assembled shear wall. The invention comprises a connecting structure of a vertical component and a horizontal component, wherein the vertical component and the horizontal component respectively comprise a precast concrete shear wall and a precast floor slab, bent anchoring steel bars are arranged above the precast concrete shear wall, annular anchoring steel bars are arranged below the precast concrete shear wall, the bent anchoring steel bars and the annular anchoring steel bars of the precast concrete shear wall at the upper layer and the lower layer are buckled with the bent anchoring steel bars arranged at the periphery of the precast floor slab, and horizontal steel bars are inserted to form framework steel bars of a hidden beam. The invention has the advantages of few and simple construction procedures, high construction efficiency and good popularization and application prospects.
Description
Technical Field
The invention relates to the technical field of assembly type building construction, in particular to an assembly type shear wall vertical connecting structure convenient to install and an installation method.
Background
The fabricated shear wall structure is a type of fabricated concrete structure, which is defined as a fabricated concrete structure composed of mainly force-bearing members, shear walls, beams, slab portions, or all of precast concrete members. When traditional assembled ring muscle lock anchor structure carries out vertical connection, adopt the ring system to connect from top to bottom, need penetrate horizontal reinforcement again after upper and lower wall body takes one's place, horizontal reinforcement will be blockked whenever passing one section distance, needs the workman to carry out the manual adjustment that wastes time and energy, and the installation degree of difficulty is very big, the efficiency of construction is low.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides the assembled shear wall vertical connection structure and the assembling method which are convenient to install, and solves the technical problems of complex installation and high construction difficulty of the existing assembled shear wall.
The technical scheme of the invention is realized as follows: the utility model provides a vertical joint construction of assembled shear force wall convenient to installation, includes the connection of vertical component and horizontal component, vertical component and horizontal component all include precast concrete shear force wall and precast floor slab, the lower terminal surface of precast concrete shear force wall is provided with a plurality of annular anchor reinforcing bar side by side, and the up end of precast concrete shear force wall all is provided with a plurality of anchor reinforcing bar of buckling, and the hook of buckling of anchor reinforcing bar all is towards the inboard of precast concrete shear force wall, precast floor slab is provided with a plurality of anchor reinforcing bar of buckling all around. The vertical component connection is vertical butt joint of the precast concrete shear wall and butt joint of the precast floor slab, and after buckling of the bent anchoring steel bar of the upper end face of the precast concrete shear wall on the lower layer, the annular anchoring steel bar of the lower end face of the precast concrete shear wall on the upper layer and the bent anchoring steel bar of the precast floor slab, the horizontal steel bar is inserted to form the framework steel bar of the hidden beam. The annular anchoring reinforcing steel bars and the bent anchoring reinforcing steel bars are all through-length reinforcing steel bars penetrating through the shear wall or the prefabricated floor slab, and the annular anchoring reinforcing steel bars and the bent anchoring reinforcing steel bars are parts of the through-length reinforcing steel bars exposed out of concrete.
Truss ribs are arranged in the prefabricated floor slab and are equal-height truss ribs or spaced equal-height truss ribs.
The bending angle of the end part of the bending anchoring reinforcing steel bar is 135 degrees.
A method for installing an assembled shear wall vertical connection structure convenient to install comprises a vertical component installation connection and a horizontal component installation connection, wherein the vertical component installation connection comprises the following steps:
the method comprises the following steps: and installing and fixing the lower precast concrete shear wall to a designed position.
Step two: and horizontally hoisting the precast floor slabs on two sides of the precast concrete shear wall in the step one, so that the bent anchoring steel bars on the upper part of the precast concrete shear wall on the lower layer in the step one and the bent anchoring steel bars at the end part of the precast floor slabs are buckled in a crossed manner.
Step three: and (3) hoisting the precast concrete shear wall on the upper layer, penetrating horizontal reinforcing steel bars with designed number into the annular anchoring reinforcing steel bars on the lower end surface of the precast concrete shear wall before hoisting, and temporarily fixing the horizontal reinforcing steel bars.
Step four: and (3) installing the upper precast concrete shear wall above the lower precast concrete shear wall in the step two, and when the upper precast concrete shear wall is installed, vertically placing the upper precast concrete shear wall to the lower precast concrete shear wall in the step three from top to bottom, so as to ensure that the horizontal steel bars in the step three smoothly pass through the neutral positions in the middle of the bent anchoring steel bars on the upper end surface of the lower precast concrete shear wall.
Step five: and removing the temporary fixation of the horizontal reinforcing steel bars in the third step, and binding the horizontal reinforcing steel bars to the corners of the bent anchoring reinforcing steel bars and the annular anchoring reinforcing steel bars which are matched with each other in the fourth step to finish the installation.
Two points are guaranteed when the upper precast concrete shear wall and the lower precast concrete shear wall are butted in the fourth step, the distance between the bent anchoring steel bars and the annular anchoring steel bars of the upper precast concrete shear wall and the lower precast concrete shear wall is not larger than 50mm, a supporting structure is arranged between the two precast concrete shear walls, and the bent anchoring steel bars and the annular anchoring steel bars of the two precast concrete shear walls are guaranteed not to touch each other.
The invention can directly pre-arrange horizontal steel bars in the annular anchoring steel bars, avoids the technical problem that the horizontal steel bars need to be penetrated when the shear walls are connected in the prior art, simplifies the construction process and improves the construction efficiency. The invention has simple structure, convenient manufacture, less and simple construction procedures, high construction efficiency and good popularization and application prospect.
Drawings
FIG. 1 is a schematic structural view of a precast concrete shear wall;
FIG. 2 is a schematic structural view of a precast floor slab;
FIG. 3 is a schematic view of two structural forms of the truss rib in the precast floor slab;
FIG. 4 is a schematic structural diagram of the lower precast concrete shear wall after being filled with concrete;
FIG. 5 is a schematic structural view of the precast concrete shear wall and precast floor slab of FIG. 4;
FIG. 6 is a schematic structural view of temporarily fixed horizontal steel bars inserted into an upper precast concrete shear wall;
FIG. 7 is a schematic structural view illustrating vertical connection of the precast concrete shear wall of FIG. 6 to FIG. 5;
fig. 8 is a schematic structural view illustrating the removal of the temporary fixation of the horizontal reinforcing bars in fig. 7 and the installation thereof in place.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive effort based on the embodiments of the present invention, are within the scope of the present invention.
Further, as shown in fig. 1, the annular anchoring steel bars 2-2 and the bent anchoring steel bars 2-1 are all through-length steel bars 2 vertically penetrating through the thin shear wall 1-1 or the prefabricated floor slab 3, and the annular anchoring steel bars 2-2 and the bent anchoring steel bars 2-1 are portions of the through-length steel bars 2 exposed out of the concrete. The through-length steel bar is convenient to produce, and the structural strength can be guaranteed to the maximum extent. Truss ribs are also arranged in the precast floor slab 3, and as shown in fig. 3, the truss ribs are equal-height truss ribs 3-1 or spaced equal-height truss ribs 3-2.
The vertical component and the horizontal component are connected by vertically butting the precast concrete shear wall 1 and connecting the precast concrete shear wall with the precast floor slab, the bent anchoring steel bar 2-1 on the lower end surface of the precast concrete shear wall 1 on the lower layer, the annular anchoring steel bar 2-2 on the lower end surface of the precast concrete shear wall 1 on the upper layer and the bent anchoring steel bar 2-1 of the precast floor slab are buckled with each other and then inserted into the horizontal steel bar 2-4 to form the framework steel bar of the hidden beam.
the method comprises the following steps: and installing and fixing the lower precast concrete shear wall 1 to a designed position.
Step two: and horizontally hoisting the precast floor slabs 3 on two sides of the precast concrete shear wall 1 in the step one, so that the bent anchoring steel bars 2-1 at the upper part of the precast concrete shear wall 1 on the lower layer in the step one and the bent anchoring steel bars 2-1 at the end parts of the precast floor slabs 3 are mutually crossed and buckled.
Step three: and (3) hoisting the precast concrete shear wall 1 on the upper layer, penetrating horizontal steel bars 2-4 with designed number into annular anchoring steel bars 2-1 on the lower end surface of the precast concrete shear wall 1 on the upper layer, and temporarily fixing the horizontal steel bars 2-4.
Step four: and (3) installing the upper precast concrete shear wall 1 above the lower precast concrete shear wall 1 in the step two, and when the upper precast concrete shear wall 1 is installed, vertically placing the upper precast concrete shear wall 1 to the lower precast concrete shear wall 1 in the step three from top to bottom, so as to ensure that the horizontal steel bars 2-4 in the step three smoothly pass through the neutral position in the middle of the bent anchoring steel bars 2-1 on the upper end surface of the lower precast concrete shear wall 1.
Step five: removing the temporary fixation of the horizontal steel bars 2-4 in the third step, and binding the horizontal steel bars 2-4 to the corners of the mutually matched bent anchoring steel bars 2-1 and annular anchoring steel bars 2-2 in the fourth step to finish the installation.
In the embodiment 3, two points are ensured when the upper precast concrete shear wall and the lower precast concrete shear wall are butted in the fourth step in the embodiment 2, the distance between the bent anchoring steel bar 2-1 and the annular anchoring steel bar 2-2 of the upper precast concrete shear wall and the lower precast concrete shear wall is not more than 50mm, and a supporting structure is arranged between the two precast concrete shear walls to ensure that the bent anchoring steel bar 2-1 and the annular anchoring steel bar 2-2 of the two precast concrete shear walls do not contact with each other. Due to the arrangement, the bending and bending of the bent anchoring steel bar 2-1 and the annular anchoring steel bar 2-2 of the precast concrete shear wall can be avoided, and the structural strength of connection of the upper wall and the lower wall can be fully ensured.
The other structure of this embodiment is the same as embodiment 2.
The invention is not exhaustive and is common general knowledge in the art.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (5)
1. The utility model provides an assembled shear force wall vertical connection structure convenient to installation, includes the connection of vertical component and horizontal component, and vertical component and horizontal component all include precast concrete shear force wall (1) and precast floor slab (3), its characterized in that: the lower end face of the precast concrete shear wall (1) is provided with a plurality of annular anchoring steel bars (2-2) in parallel, the upper end face of the precast concrete shear wall (1) is provided with a plurality of bent anchoring steel bars (2-1), bending hooks of the bent anchoring steel bars (2-1) face the inner side of the precast concrete shear wall (1), and the periphery of the precast floor slab (3) is provided with a plurality of bent anchoring steel bars (2-1);
the vertical components are connected by vertical butt joint of the precast concrete shear wall (1) and butt joint of the precast floor slab (3), and after buckling of the bent anchoring steel bar (2-1) on the upper end face of the precast concrete shear wall (1) on the lower layer, the annular anchoring steel bar (2-2) on the lower end face of the precast concrete shear wall (1) on the upper layer and the bent anchoring steel bar (2-1) of the precast floor slab (3) on the upper layer, a horizontal steel bar (2-4) is inserted to form a framework steel bar of the hidden beam;
the annular anchoring steel bars (2-2) and the bent anchoring steel bars (2-1) are all through long steel bars (2) vertically penetrating through the precast concrete shear wall (1) or the precast floor slab (3), and the annular anchoring steel bars (2-2) and the bent anchoring steel bars (2-1) are parts of the through long steel bars (2) exposed out of concrete.
2. The fabricated shear wall vertical connection structure convenient to mount of claim 1, wherein: truss ribs are arranged in the precast floor slab (3), and are equal-height truss ribs (3-1) or spaced equal-height truss ribs (3-2).
3. The fabricated shear wall vertical connection structure convenient to mount of claim 1 or 2, wherein: the bending angle of the end part of the bent anchoring steel bar (2-1) is 135 degrees.
4. A method of installing an easily installable vertical shear wall connection according to claim 1, wherein: the construction of the mounting connection comprises the steps of:
the method comprises the following steps: installing and fixing the lower precast concrete shear wall (1) to a designed position;
step two: horizontally hoisting the precast floor slabs (3) on two sides of the precast concrete shear wall (1) in the first step, so that the bent anchoring steel bars (2-1) on the upper part of the precast concrete shear wall (1) on the lower layer in the first step are mutually crossed and buckled with the bent anchoring steel bars (2-1) at the end part of the precast floor slabs (3);
step three: hoisting the precast concrete shear wall (1) on the upper layer, penetrating horizontal steel bars (2-4) with designed number into annular anchoring steel bars (2-2) on the lower end surface of the precast concrete shear wall (1) on the upper layer, and temporarily fixing the horizontal steel bars (2-4);
step four: mounting the upper precast concrete shear wall (1) above the lower precast concrete shear wall (1) in the second step, and when the upper precast concrete shear wall (1) is mounted, vertically placing the upper precast concrete shear wall (1) to the lower precast concrete shear wall (1) in the third step from top to bottom to ensure that the horizontal steel bars (2-4) in the third step smoothly pass through the neutral positions in the middle of the bent anchoring steel bars (2-1) on the upper end surface of the lower precast concrete shear wall (1);
step five: removing the temporary fixation of the horizontal steel bars (2-4) in the third step, and binding the horizontal steel bars (2-4) to the corners of the mutually matched bent anchoring steel bars (2-1) and annular anchoring steel bars (2-2) in the fourth step to finish the installation.
5. The installation method of the fabricated shear wall vertical connection structure convenient to install according to claim 4, wherein: two points are guaranteed when the upper precast concrete shear wall and the lower precast concrete shear wall are butted in the fourth step, the distance between the bent anchoring steel bar (2-1) and the annular anchoring steel bar (2-2) of the upper precast concrete shear wall and the lower precast concrete shear wall is not larger than 50mm, a supporting structure is arranged between the two precast concrete shear walls, and the bent anchoring steel bar (2-1) and the annular anchoring steel bar (2-2) of the two precast concrete shear walls are not in contact with each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811197820.9A CN109184032B (en) | 2018-10-15 | 2018-10-15 | Assembled shear wall vertical connection structure convenient to install and installation method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811197820.9A CN109184032B (en) | 2018-10-15 | 2018-10-15 | Assembled shear wall vertical connection structure convenient to install and installation method |
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| Publication Number | Publication Date |
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| CN109184032A CN109184032A (en) | 2019-01-11 |
| CN109184032B true CN109184032B (en) | 2020-07-24 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109184028B (en) * | 2018-10-15 | 2020-09-29 | 中国建筑第七工程局有限公司 | Assembled shear wall vertical connection structure convenient to construct and installation method |
| CN115354861B (en) * | 2022-08-24 | 2024-03-22 | 中铁十六局集团北京轨道交通工程建设有限公司 | Wallboard steel bar mutual anchoring construction method and wallboard structure |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103711238A (en) * | 2013-12-28 | 2014-04-09 | 中国建筑第七工程局有限公司 | Assembly-type concrete shear wall structure system buckled and anchored through ring ribs |
| CN106088355A (en) * | 2016-08-25 | 2016-11-09 | 初明进 | A kind of precast concrete interlayer connecting method |
| CN106245817A (en) * | 2016-09-20 | 2016-12-21 | 中国建筑第七工程局有限公司 | A kind of fabricated shear wall vertical connection structure and installation method thereof |
| CN106869330A (en) * | 2017-01-18 | 2017-06-20 | 黄坤坤 | A kind of assembled ring muscle is fastened and is anchored concrete shear force wall bilateral floor connection structure |
-
2018
- 2018-10-15 CN CN201811197820.9A patent/CN109184032B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103711238A (en) * | 2013-12-28 | 2014-04-09 | 中国建筑第七工程局有限公司 | Assembly-type concrete shear wall structure system buckled and anchored through ring ribs |
| CN106088355A (en) * | 2016-08-25 | 2016-11-09 | 初明进 | A kind of precast concrete interlayer connecting method |
| CN106245817A (en) * | 2016-09-20 | 2016-12-21 | 中国建筑第七工程局有限公司 | A kind of fabricated shear wall vertical connection structure and installation method thereof |
| CN106869330A (en) * | 2017-01-18 | 2017-06-20 | 黄坤坤 | A kind of assembled ring muscle is fastened and is anchored concrete shear force wall bilateral floor connection structure |
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| CN109184032A (en) | 2019-01-11 |
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