CN112323990A - Method for connecting assembled floor slab and structural column - Google Patents
Method for connecting assembled floor slab and structural column Download PDFInfo
- Publication number
- CN112323990A CN112323990A CN202010694777.8A CN202010694777A CN112323990A CN 112323990 A CN112323990 A CN 112323990A CN 202010694777 A CN202010694777 A CN 202010694777A CN 112323990 A CN112323990 A CN 112323990A
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- CN
- China
- Prior art keywords
- floor slab
- structural column
- aerated concrete
- autoclaved aerated
- connecting piece
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 20
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 7
- 238000009434 installation Methods 0.000 claims abstract description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 39
- 239000010959 steel Substances 0.000 claims description 39
- 238000010276 construction Methods 0.000 abstract description 27
- 238000005553 drilling Methods 0.000 description 3
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005219 brazing Methods 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Images
Classifications
-
- 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
-
- 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
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/30—Columns; Pillars; Struts
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The invention discloses a method for connecting an assembled floor slab and a structural column, wherein the floor slab adopts an autoclaved aerated concrete slab with a connecting piece, and the method comprises the following steps: step S1, hoisting the autoclaved aerated concrete floor, and hoisting to an installation position; step S2, processing a fixing part matched with the connecting piece on the structural column corresponding to the autoclaved aerated concrete floor slab in the step S1; step S3, placing the autoclaved aerated concrete floor slab obtained in the step S1 on a structural column through the matching of a connecting piece and a fixing part; and step S4, reinforcing and fixing the connecting piece and the fixing part of the autoclaved aerated concrete floor slab which is arranged in the step S3 to complete the connection of the assembled floor slab and the structural column. On the premise of meeting the bearing performance, the autoclaved aerated concrete slab and the convenient connection mode are adopted, so that the autoclaved aerated concrete slab is very easy to assemble, the construction efficiency is greatly improved, and the construction cost is obviously reduced.
Description
Technical Field
The invention relates to the technical field of buildings, in particular to a method for connecting an assembled floor slab and a structural column.
Background
The fabricated building is a building which is formed by transferring a large amount of field operation work in the traditional construction mode to a factory, processing and manufacturing building components and accessories (such as floor slabs, wall slabs, stairs, balconies and the like) in the factory, transporting the components and accessories to a building construction site, and assembling and installing the components and the accessories on the site in a reliable connection mode. Compared with the traditional building, the fabricated building has the advantages of less cast-in-place operation on site, higher standardization degree, shorter construction period, more accordance with the requirements of green buildings, more energy conservation, environmental protection and the like. In recent years, the development of the assembly type building industry is very important in China, and the building department of 11-14 th of 2015 plans that the assembly type building accounts for more than 20% of the newly-built building in 2020 and more than 50% of the newly-built building in 2025.
At present, the connection between the floor slab and the structural column of the fabricated building is a difficult problem. The existing connection mode is generally that an assembly hole is arranged on a structural column, a connecting reinforcing steel bar is arranged on a floor slab, the connecting reinforcing steel bar is completely inserted into the assembly hole during construction, and a pre-reserved grouting channel is used for grouting and sealing. The whole construction process is very complicated, relatively accurate alignment and positioning are needed, accurate grouting operation is needed, and the construction difficulty is very high.
Disclosure of Invention
Aiming at least one technical problem in the prior art, the invention provides a method for connecting an assembled floor slab and a structural column, which adopts an autoclaved aerated concrete slab and a very convenient connection mode on the premise of meeting the bearing performance, is very easy to assemble, greatly improves the construction efficiency and obviously reduces the construction cost.
The technical scheme for solving the technical problems is as follows: a method for connecting an assembly type floor slab and a structural column, wherein the floor slab adopts an autoclaved aerated concrete floor slab provided with a steel bar truss, the floor slab also comprises a connecting piece which is pre-embedded in a lightweight concrete slab and used for floor slab assembly, and the method comprises the following steps:
step S1, hoisting the autoclaved aerated concrete floor, and hoisting to an installation position;
step S2, processing a fixing part matched with the connecting piece on the structural column corresponding to the autoclaved aerated concrete floor slab in the step S1;
step S3, placing the autoclaved aerated concrete floor slab obtained in the step S1 on a structural column through the matching of a connecting piece and a fixing part;
and step S4, reinforcing and fixing the connecting piece and the fixing part of the autoclaved aerated concrete floor slab which is arranged in the step S3 to complete the connection of the assembled floor slab and the structural column.
On the basis of the technical scheme, the invention can be further improved as follows.
Further, in step S2, the fixing portion is a C-shaped steel or an angle steel.
Preferably, in step S2, the fixing portion is fixed to the structural pillar by caulking.
Preferably, the connecting piece is a connecting steel bar or a connecting steel plate or a connecting hook.
Preferably, the connecting piece is a bolt sleeve.
Preferably, the fixing part is provided with a bolt hole.
Preferably, the bolt hole is a kidney-round hole, and the connecting piece and the fixing part are fixedly reinforced by riveting.
The invention has the following beneficial effects:
1) the invention can realize direct hoisting assembly of the floor slab, does not need to cast in place, greatly reduces the cast-in-place quantity of construction, effectively reduces wet operation in construction, greatly reduces the construction difficulty and labor intensity of construction, and has lower integral construction cost.
2) The invention adopts a very simple connection mode, solves the problems of complex connection and difficult construction between the floor slab and the structural column in the existing fabricated building, and has very convenient and fast whole construction and assembly.
Drawings
FIG. 1 is a schematic view of the assembled structure of the present invention;
FIG. 2 is a schematic view of the connection structure of the present invention;
in the drawings, the components represented by the respective reference numerals are listed below:
1. autoclaved aerated concrete floor, 2, steel bar truss, 3, connecting piece, 4, reinforcing bolt, 5, connecting piece, 6, structural column.
Detailed Description
The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the invention.
As shown in fig. 1-2, the method for connecting an assembly type floor slab and a structural column, which is designed by the invention, adopts a specific floor slab, the floor slab adopts an autoclaved aerated concrete floor slab 1 provided with a steel bar truss 2, and the floor slab further comprises a connecting piece 3 which is embedded in a lightweight concrete slab 1 and used for floor slab assembly.
The method comprises the following steps:
step S1, hoisting the autoclaved aerated concrete floor slab 1 to a mounting position;
step S2, processing a fixing part 5 matched with the connecting piece 3 on the structural column 6 corresponding to the autoclaved aerated concrete floor slab 1 in the step S1;
step S3, placing the autoclaved aerated concrete floor slab 1 in the step S1 on a structural column through the matching of the connecting piece 3 and the fixing part 5;
and step S4, reinforcing and fixing the connecting piece 3 and the fixing part 5 of the autoclaved aerated concrete floor slab 1 which is arranged in the step S3 to complete the connection of the assembled floor slab and the structural column.
The floor slab of the present invention can be manufactured by a manufacturing method including the steps of:
firstly, preparing a steel bar truss 2;
then, the raw materials of the autoclaved aerated concrete floor slab 1 are fed according to the raw material proportion to prepare concrete mixed pug;
then, the steel bar trusses 2 are stacked at intervals in a concrete mould in a mode of fixing by inserting and brazing steel;
then, pouring the pug into the concrete mold in the step S3, compacting and molding, then drawing out the drill rod and demolding to obtain a concrete rough blank;
then, cutting the concrete rough blank according to the size requirement of the floor slab to obtain a floor slab rough blank;
and finally, carrying out subsequent treatment on the slab rough blank to obtain the autoclaved aerated concrete slab 1.
The connecting pieces 3 can be directly welded and fixed or fixed at two ends of the steel bar truss 2 in other fixing modes when the steel bar truss 2 is prepared.
The technical solution of the present invention is described in further detail below by way of examples of the present invention.
Example 1
As shown in fig. 1 and 2, the connecting member 3 of the present embodiment is a connecting steel bar or a connecting steel plate.
The construction method of the embodiment is specifically as follows:
firstly, according to the drawing size of a building to be constructed, an autoclaved aerated concrete floor slab 1 is prefabricated in a factory.
And then, conveying the floor slab to the site of the building to be constructed, hoisting the whole floor slab by a crane, and hoisting to the position to be installed.
And then, angle steel or C-shaped steel for supporting the floor slab is fixedly arranged on the structural column 6.
And then, the floor slab is positioned and placed on the angle steel or the C-shaped steel of the structural column 6.
And then, welding the connecting steel bars or the connecting steel plates with the angle steel or the C-shaped steel of the structural column 6, and reinforcing and fixing.
And finally, filling the gaps of the floor slab by cast-in-place concrete to finish the construction of the floor slab.
The whole construction of this embodiment is very convenient, only need hoist and mount, welding, joint filling can.
Example 2
As shown in fig. 1 and 2, the connecting member 3 of the present embodiment is a connecting hook.
The construction method of the embodiment is specifically as follows:
firstly, according to the drawing size of a building to be constructed, an autoclaved aerated concrete floor slab 1 is prefabricated in a factory.
And then, conveying the floor slab to the site of the building to be constructed, hoisting the whole floor slab by a crane, and hoisting to the position to be installed.
And then, angle steel or C-shaped steel for supporting the floor slab is fixedly arranged on the structural column.
And then, drilling a fixing hole matched with the connecting hook on the angle steel or the C-shaped steel.
And then, the integral floor is placed on the angle steel or the C-shaped steel of the structural column, and the connecting hooks are ensured to hook the fixing holes.
And finally, filling the gaps of the integral floor slab by cast-in-place concrete to finish the construction of the floor slab.
The whole construction of this embodiment is very convenient, only need hoist and mount, drilling, joint filling can.
Example 3
As shown in fig. 1 and 2, the connecting member 3 of the present embodiment is a bolt sleeve.
The construction method of the embodiment is specifically as follows:
firstly, according to the drawing size of a building to be constructed, an autoclaved aerated concrete floor slab 1 is prefabricated in a factory.
And then, conveying the floor slab to the site of the building to be constructed, hoisting the whole floor slab by a crane, and hoisting to the position to be installed.
And then, angle steel or C-shaped steel for supporting the floor slab is fixedly arranged on the structural column 6.
Then, bolt holes matched with the bolt sleeves are drilled in the angle steel or the C-shaped steel. In order to leave construction allowance, the bolt holes are preferably waist-shaped round holes.
And then, the whole floor is placed on the angle steel or the C-shaped steel of the structural column, and the alignment of the bolt sleeve and the bolt hole is ensured.
And finally, riveting by using a reinforcing bolt 4 to reinforce and fix the integral floor slab, the beam and the structural column, thereby completing construction.
The whole construction of this embodiment is very convenient, only need hoist and mount, drilling can. The embodiment does not need to cast in situ joint filling, and the whole assembly construction process does not have cast in situ operation.
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 (7)
1. The connecting method of the assembled floor slab and the structural column is characterized in that the floor slab adopts an autoclaved aerated concrete floor slab (1) provided with a steel bar truss (2), the floor slab also comprises a connecting piece (3) which is embedded in the lightweight concrete slab (1) and used for assembling the floor slab, and the connecting method comprises the following steps:
step S1, hoisting the autoclaved aerated concrete floor slab (1) and hoisting to an installation position;
step S2, processing a fixing part (5) matched with the connecting piece (3) on the structural column (6) corresponding to the autoclaved aerated concrete floor slab (1) in the step S1;
step S3, placing the autoclaved aerated concrete floor slab (1) in the step S1 on a structural column through the matching of the connecting piece (3) and the fixing part (5);
and step S4, reinforcing and fixing the connecting piece (3) and the fixing part (5) of the autoclaved aerated concrete floor (1) which is arranged in the step S3 to complete the connection of the assembled floor and the structural column.
2. A method of connecting an assembly floor to a structural column as claimed in claim 1, wherein: in the step S2, the fixing portion (5) is a C-shaped steel or an angle steel.
3. A method of connecting a fabricated floor to a structural column according to claim 2, wherein: in step S2, the fixing portion (5) is fixed to the structural column (6) by caulking.
4. A method of connecting a fabricated floor to a structural column according to claim 2, wherein: the connecting piece (3) is a connecting steel bar or a connecting steel plate or a connecting hook.
5. A method of connecting a fabricated floor to a structural column according to claim 2, wherein: the connecting piece (3) is a bolt sleeve.
6. A method of connecting fabricated floor to structural columns according to claim 4, wherein: the fixing part (5) is provided with a bolt hole.
7. A method of connecting fabricated floor to structural columns according to claim 5, wherein: the bolt hole is a waist-round hole, and the connecting piece (3) and the fixing part are fixedly fastened by riveting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010694777.8A CN112323990A (en) | 2020-07-17 | 2020-07-17 | Method for connecting assembled floor slab and structural column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010694777.8A CN112323990A (en) | 2020-07-17 | 2020-07-17 | Method for connecting assembled floor slab and structural column |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112323990A true CN112323990A (en) | 2021-02-05 |
Family
ID=74303376
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010694777.8A Pending CN112323990A (en) | 2020-07-17 | 2020-07-17 | Method for connecting assembled floor slab and structural column |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112323990A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113653197A (en) * | 2021-09-03 | 2021-11-16 | 耀华建设管理有限公司 | Laminated floor slab and secondary beam connecting joint based on BIM technology |
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|---|---|---|---|---|
| JPH07189391A (en) * | 1993-12-27 | 1995-07-28 | Asahi Chem Ind Co Ltd | Fitting structure for roof/floor panel |
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| CN206571013U (en) * | 2017-02-28 | 2017-10-20 | 北京善筑科技股份有限公司 | Light gauge cold-formed steel shape composite beam plate and its attachment structure with pillar |
| CN108104310A (en) * | 2017-12-01 | 2018-06-01 | 沈阳建筑大学 | Assembled frame-shear structure column splitlevel connection structure and assembling method |
| CN108625493A (en) * | 2018-06-30 | 2018-10-09 | 湖北神州建材有限责任公司 | Steam-pressing aero-concrete Assembled Building panel or roofing board support connecting structure |
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| CN109707051A (en) * | 2019-01-04 | 2019-05-03 | 国住人居工程顾问有限公司 | Wall/column and beam slab connection structure and construction method |
| CN209145020U (en) * | 2018-11-08 | 2019-07-23 | 青岛腾远设计事务所有限公司 | A kind of assembled beam building roof structure and its height adjusting system |
| CN111018469A (en) * | 2019-12-27 | 2020-04-17 | 广州发展环保建材有限公司 | Autoclaved aerated concrete slab and preparation method thereof |
| CN210827999U (en) * | 2019-08-13 | 2020-06-23 | 朱娜 | Water leakage and cracking preventing floor connecting structure for assembly type building |
-
2020
- 2020-07-17 CN CN202010694777.8A patent/CN112323990A/en active Pending
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07189391A (en) * | 1993-12-27 | 1995-07-28 | Asahi Chem Ind Co Ltd | Fitting structure for roof/floor panel |
| JP2015071884A (en) * | 2013-10-02 | 2015-04-16 | 清水建設株式会社 | Underground pit structure |
| CN105256932A (en) * | 2015-11-02 | 2016-01-20 | 上海市机械施工集团有限公司 | Connection steel joint of precast concrete column and precast concrete floor |
| CN205875418U (en) * | 2016-08-05 | 2017-01-11 | 山东日发纺织机械有限公司 | Assembled concrete wall and floor dry -type connection structure |
| CN206571013U (en) * | 2017-02-28 | 2017-10-20 | 北京善筑科技股份有限公司 | Light gauge cold-formed steel shape composite beam plate and its attachment structure with pillar |
| CN107032708A (en) * | 2017-06-02 | 2017-08-11 | 福建长宏建材有限公司 | A kind of autoclaved aerated concrete slab and its manufacture method |
| CN108104310A (en) * | 2017-12-01 | 2018-06-01 | 沈阳建筑大学 | Assembled frame-shear structure column splitlevel connection structure and assembling method |
| CN108625493A (en) * | 2018-06-30 | 2018-10-09 | 湖北神州建材有限责任公司 | Steam-pressing aero-concrete Assembled Building panel or roofing board support connecting structure |
| CN109320182A (en) * | 2018-09-25 | 2019-02-12 | 五莲县易通新型建材科技有限公司 | Autoclaved aerated concrete slab and its manufacture craft with enclosed type cavity |
| CN209145020U (en) * | 2018-11-08 | 2019-07-23 | 青岛腾远设计事务所有限公司 | A kind of assembled beam building roof structure and its height adjusting system |
| CN109707051A (en) * | 2019-01-04 | 2019-05-03 | 国住人居工程顾问有限公司 | Wall/column and beam slab connection structure and construction method |
| CN210827999U (en) * | 2019-08-13 | 2020-06-23 | 朱娜 | Water leakage and cracking preventing floor connecting structure for assembly type building |
| CN111018469A (en) * | 2019-12-27 | 2020-04-17 | 广州发展环保建材有限公司 | Autoclaved aerated concrete slab and preparation method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113653197A (en) * | 2021-09-03 | 2021-11-16 | 耀华建设管理有限公司 | Laminated floor slab and secondary beam connecting joint based on BIM technology |
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Application publication date: 20210205 |
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