CN112922144A - Fabricated building construction method - Google Patents
Fabricated building construction method Download PDFInfo
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- CN112922144A CN112922144A CN202110147757.3A CN202110147757A CN112922144A CN 112922144 A CN112922144 A CN 112922144A CN 202110147757 A CN202110147757 A CN 202110147757A CN 112922144 A CN112922144 A CN 112922144A
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- floor slab
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- 238000000034 method Methods 0.000 title claims abstract description 22
- 238000009435 building construction Methods 0.000 title claims abstract description 20
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 210
- 239000010959 steel Substances 0.000 claims abstract description 210
- 238000010276 construction Methods 0.000 claims abstract description 84
- 239000010410 layer Substances 0.000 claims description 91
- 239000000463 material Substances 0.000 claims description 45
- 239000004567 concrete Substances 0.000 claims description 19
- 230000003014 reinforcing effect Effects 0.000 claims description 14
- 230000000903 blocking effect Effects 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 8
- 238000003466 welding Methods 0.000 claims description 7
- 239000011381 foam concrete Substances 0.000 claims description 5
- 239000002344 surface layer Substances 0.000 claims description 3
- 241001290864 Schoenoplectus Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
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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
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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
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
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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
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
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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)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Mechanical Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention discloses a construction method of an assembly type building, which relates to the technical field of assembly type buildings and comprises the following steps: s1, enclosing and assembling the lower steel column and the lower prefabricated wallboard to form a lower building main body module; s2, hoisting the prefabricated assembly type floor slab with the steel column construction avoidance opening to the lower-layer building main body module, and fixedly connecting the assembly type floor slab with the steel beam of the lower-layer prefabricated wall panel; s3, assembling an upper-layer steel column and an upper-layer prefabricated wallboard on the lower-layer building main body module, wherein the upper-layer steel column and the upper-layer prefabricated wallboard are assembled in a surrounding mode to form the upper-layer building main body module, and the upper-layer steel column and the lower-layer steel column are assembled and connected under the avoidance of the steel column construction avoidance opening; s4, after the superstructure main body module and the lower storey building main body module are assembled, the steel column construction avoidance opening is plugged. The assembly type building construction method solves the problems of low assembly efficiency and long construction period.
Description
Technical Field
The invention relates to the technical field of fabricated buildings, in particular to a fabricated building construction method.
Background
At present, the following two installation methods are mainly adopted for the steel structure fabricated floor:
placing a steel building bearing plate or a steel bar truss building bearing plate on a steel beam of a lower building main body module, binding a steel bar net on the steel building bearing plate or the steel bar truss building bearing plate, and casting concrete in situ.
And secondly, overlapping the precast slabs on steel beams of the main body modules of the lower-layer building, then binding a reinforcing mesh, and pouring a concrete superposed layer on the upper surfaces of the precast slabs.
The two fabricated floor slab connection structures are characterized in that the lower prefabricated slab or the lower floor bearing plate is installed firstly, then the reinforcing mesh is bound, tie pieces such as studs and the like are welded on the steel beam, cast-in-place concrete is adopted as concrete, and the construction process is complex, so that the site workload is large, the assembly efficiency is low, and the construction period is long.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides the assembly type building construction method, which solves the problems of low assembly efficiency and long construction period on the premise of ensuring the building quality.
In order to solve the technical problems, the invention adopts the technical scheme that:
the assembly type building construction method comprises the following steps:
s1, enclosing and assembling the lower steel column and the lower prefabricated wallboard to form a lower building main body module;
s2, hoisting the prefabricated assembly type floor slab with the steel column construction avoidance opening to the lower-layer building main body module, and fixedly connecting the assembly type floor slab with the steel beam of the lower-layer prefabricated wall panel;
s3, assembling an upper-layer steel column and an upper-layer prefabricated wallboard on the lower-layer building main body module, wherein the upper-layer steel column and the upper-layer prefabricated wallboard are assembled in a surrounding mode to form the upper-layer building main body module, and the upper-layer steel column and the lower-layer steel column are assembled and connected under the avoidance of the steel column construction avoidance opening;
s4, after the superstructure main body module and the lower storey building main body module are assembled, the steel column construction avoidance opening is plugged.
Wherein the step S4 includes the steps of:
s4.1, installing a plugging structure for plugging the steel column construction avoidance port on the fabricated floor slab and the lower prefabricated wall slab, and enabling the plugging structure to correspond to the steel column construction avoidance port;
s4.2, filling a plugging filling material into a space surrounded by the fabricated floor slab, the plugging structure, the lower-layer building main body module and the upper-layer building main body module, and achieving plugging of the steel column construction avoidance opening.
The plugging structure comprises a bottom plate and a steel plate, wherein the steel plate is welded with the steel framework of the fabricated floor and the steel beam of the lower-layer prefabricated wallboard respectively, the bottom plate is fixedly connected to the bottom of the steel plate and located between the fabricated floor and the lower-layer prefabricated wallboard and the lower-layer steel column, and the bottom of the bottom plate is flush with the bottom of the fabricated floor.
The blocking structure comprises a bottom plate, a first mounting groove communicated with the steel column construction avoiding opening is formed in the bottom of the fabricated floor slab, a second mounting groove is formed in the top of the lower prefabricated wall slab, the bottom plate is mounted in the first mounting groove and the second mounting groove, and the bottom of the bottom plate is flush with the bottom of the fabricated floor slab.
Wherein the fabricated floor slab having the steel column construction escape openings is prefabricated before the step S2.
Wherein prefabricating the fabricated floor slab with the steel column construction avoidance opening comprises the following steps:
a. arranging a plurality of support rods in a grid structure in a crossed mode and welding the support rods to form a steel skeleton of the fabricated floor slab with the steel column construction avoidance opening, wherein part of the support rods extend out of the grid structure to form a connecting portion used for being connected with the steel beam of the lower-layer prefabricated wall panel;
b. welding a reinforcing mesh on the surface of the steel skeleton, and enabling the connecting part to extend out of the reinforcing mesh;
c. and pouring floor filling materials into the grids of the steel skeleton until the floor filling materials cover the grid-shaped structures and the reinforcing mesh, and after the floor filling materials are solidified, forming the steel skeleton, the reinforcing mesh and the floor filling materials into the fabricated floor with the steel column construction avoidance opening.
Wherein, prefabricating have steel column construction dodges the mouth the assembled floor still includes the step:
d. and constructing a surface layer material on the outer surface of the fabricated floor slab.
Wherein, the floor filling material comprises an upper layer filling material and a lower layer filling material.
The upper-layer filling material comprises lightweight aggregate concrete and fine aggregate concrete, and the lower-layer filling material comprises aerated concrete and foam concrete.
And connecting pieces used for being connected with the steel beams of the lower-layer prefabricated wall panel are welded around the steel skeleton at intervals.
By adopting the technical scheme, the invention has the beneficial effects that:
according to the assembly type building construction method provided by the invention, various building components are prefabricated assembly type building components, the on-site pouring is not needed, and the various building components are hoisted and assembled on site, so that the cast-in-place quantity of construction is greatly reduced, the construction difficulty and the labor intensity of construction are greatly reduced, the assembly efficiency is improved, the construction period is shortened, and the problems of low assembly efficiency and long construction period are solved; because prefabricated assembled floor has the steel column construction and dodges the mouth for can have sufficient construction space when connecting upper steel column and lower floor's steel column, consequently, can not influence the connection quality of upper steel column and lower floor's steel column because of the construction space is limited, the connection quality of upper steel column and lower floor's steel column has been guaranteed, and then whole building structure's construction quality has been guaranteed, make building structure have sufficient rigidity, stability and wholeness.
Drawings
FIG. 1 is a schematic view illustrating the installation of a sub-structure body module and a fabricated floor in the fabricated building construction method according to the present invention;
figure 2 is a cross-sectional view of the fabricated floor slab of figure 1;
FIG. 3 is a schematic structural view of a steel skeleton of the fabricated floor slab of FIG. 1;
FIG. 4 is an enlarged view of portion A of FIG. 1;
FIG. 5 is an enlarged view of B-B in FIG. 4;
FIG. 6 is a schematic structural view of another block structure in the prefabricated building construction method of the present invention;
in the figure: 1-first lower-layer steel column, 2-second lower-layer steel column, 3-third lower-layer steel column, 4-fourth lower-layer steel column, 5-fifth lower-layer steel column, 6-first lower-layer prefabricated wall panel, 61-first steel beam, 7-second lower-layer prefabricated wall panel, 8-third lower-layer prefabricated wall panel, 9-fabricated floor slab, 91-first steel column construction avoidance port, 92-second steel column construction avoidance port, 93-third steel column construction avoidance port, 94-steel skeleton, 941-latticed structure, 942-connecting part, 943-connecting part, 95-steel bar mesh, 96-upper-layer filling material, 97-lower-layer filling material, 98-surface layer material, 10-first plugging structure, 101-bottom plate, 102-steel plate, 103-bolt, 11-second plugging structure, 111-bottom plate, 112-bolt.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1 to 6 in common, the assembly type building construction method includes the steps of:
and S1, enclosing and assembling the lower steel column and the lower prefabricated wall plate to form a lower building main body module.
The lower building body module in this embodiment is square, and includes five lower steel columns of the same structure, three first lower prefabricated wall panels 6 with first steel beams 61, a second lower prefabricated wall panel 7 with second steel beams (not shown in the figure), and a third lower prefabricated wall panel 8 with third steel beams (not shown in the figure).
The five lower-layer steel columns are respectively a first lower-layer steel column 1, a second lower-layer steel column 2, a third lower-layer steel column 3, a fourth lower-layer steel column 4 and a fifth lower-layer steel column 5, wherein the first lower-layer steel column 1, the second lower-layer steel column 2, the third lower-layer steel column 3 and the fourth lower-layer steel column 4 are respectively positioned at four corners of the lower-layer building main body module; the fifth lower-layer steel column 5 is located between the first lower-layer steel column 1 and the second lower-layer steel column 2, and is in a straight line with the first lower-layer steel column 1 and the second lower-layer steel column 2.
One of the three first lower prefabricated wall panels 6 is arranged between the second lower steel column 2 and the third lower steel column 3, the other one is arranged between the third lower steel column 3 and the fourth lower steel column 4, and the rest one is arranged between the fourth lower steel column 4 and the first lower steel column 1; prefabricated wallboard 7 of second lower floor installs between first lower floor steel column 1 and fifth lower floor steel column 5, and prefabricated wallboard 8 of third lower floor installs between fifth lower floor steel column 5 and second lower floor steel column 2.
S2, hoisting the prefabricated fabricated floor slab 9 with the steel column construction avoidance opening to the lower-layer building main body module, and fixedly connecting the fabricated floor slab 9 with the steel beam of the lower-layer prefabricated wall panel.
The upper building main body module and the lower building main body module in this embodiment have the same structure, and during assembly, the upper steel column of the upper building main body module is correspondingly connected with the lower steel column of the lower building main body module, therefore, five steel column construction avoidance openings are correspondingly arranged on the fabricated floor 9, which are the first steel column construction avoidance openings 91 of three squares, the second steel column construction avoidance opening 92 of a triangle and the third steel column construction avoidance opening 93 of a rectangle, in practical application, the number, the shape and the size of the steel column construction avoidance openings can be set according to the number, the shape and the size of the upper steel column and the lower steel column, and this embodiment is not limited thereto.
When the fabricated floor 9 is hoisted, the three first steel column construction avoidance openings 91 respectively correspond to the first lower-layer steel column 1, the second lower-layer steel column 2 and the fourth lower-layer steel column 4; and enabling the second steel column construction avoiding opening 92 to correspond to a third lower-layer steel column 3, enabling the third steel column construction avoiding opening 93 to correspond to a fifth lower-layer steel column 5, and then welding the fabricated floor 9 with the first steel beam 61, the second steel beam and the third steel beam respectively.
S3, assembling an upper steel column (not shown in the figure) and an upper prefabricated wallboard (not shown in the figure) on the lower building main body module, enclosing and assembling the upper steel column and the upper prefabricated wallboard to form the upper building main body module, wherein the upper steel column and the lower steel column are assembled and connected under the avoidance of the steel column construction avoidance opening.
During assembly, firstly, five upper steel columns of the upper building main body module are correspondingly connected with five lower steel columns of the lower building main body module respectively (the connection mode can be welding or can adopt bolt connection), then the upper prefabricated wall boards of the upper building main body module are respectively connected with the corresponding upper steel columns, and then the upper prefabricated wall boards of the upper building main body module are correspondingly connected with the corresponding lower prefabricated wall boards of the lower building main body module respectively.
S4, after the main body module of the superstructure and the main body module of the lower storey building are assembled, the construction avoidance opening of the steel column is plugged.
Specifically, step S4 includes the steps of:
s4.1, installing a plugging structure for plugging the steel column construction avoidance opening on the fabricated floor slab 9 and the lower-layer prefabricated wall panel, and enabling the plugging structure to correspond to the steel column construction avoidance opening;
and S4.2, pouring a plugging filling material into a space surrounded by the fabricated floor 9, the plugging structure, the lower-layer building main body module and the upper-layer building main body module, and realizing the plugging of the steel column construction avoidance opening.
The plugging structure in this embodiment may be installed on the fabricated floor 9 in advance before step S2, and hoisted together with the fabricated floor 9 to the main sub-structure body module.
In this embodiment, the plugging structures for plugging the first steel column construction avoiding opening 91, the second steel column construction avoiding opening 92, and the third steel column construction avoiding opening 93 have the same structure, and only have different shapes and sizes, and in this embodiment, the first steel column construction avoiding opening 91 corresponding to the second lower-layer steel column 2 is plugged as an example.
In order to realize the plugging of the first steel column construction avoidance opening 91, two plugging structures are adopted in the embodiment.
As shown in fig. 4 and 5, the first blocking structure 10 is a first blocking structure 10, the first blocking structure 10 includes a bottom plate 101 and a steel plate 102, during installation, the steel plate 102 is welded to the steel skeleton 94 of the fabricated floor 9, the first steel beam 61 of the first lower prefabricated wall panel 6 and the third steel beam of the third prefabricated lower prefabricated wall panel 8, the bottom plate 101 is fixedly connected to the bottom of the steel plate 102 through bolts 103, the bottom plate 101 is located between the fabricated floor 9, the first lower prefabricated wall panel 6, the third prefabricated lower prefabricated wall panel 8 and the second lower steel column 2, and at this time, the bottom of the bottom plate 101 is flush with the bottom of the fabricated floor 9.
Then, a plugging filling material (the plugging filling material includes lightweight aggregate concrete, foam concrete, aerated concrete and fine aggregate concrete, and one of them may be selected according to requirements) is poured into a space surrounded by the fabricated floor 9, the first plugging structure 10, the lower-layer building main body module and the upper-layer building main body module, and after the plugging filling material is solidified, the plugging of the first steel column construction avoidance opening 91 is realized.
As shown in fig. 6, for second block structure 11, second block structure 11 includes bottom plate 111, and the bottom of fabricated floor 9 is provided with the first mounting groove (not shown in the figure) that is linked together with first steel column construction dodging mouth 91, and the top of first prefabricated wallboard 6 of lower floor and third prefabricated wallboard 8 of lower floor are provided with the second mounting groove (not shown in the figure) respectively, and bottom plate 111 installs at first mounting groove with in the second mounting groove to through bolt 112 and fabricated floor 9 fixed connection, after connecting, the bottom of bottom plate 111 is the same level as the bottom of fabricated floor 9. The first installation groove can be reserved when the fabricated floor slab 9 is prefabricated, and can also be cut on site; the second mounting groove is reserved when first prefabricated wallboard 6 of lower floor and the prefabricated wallboard 8 of third lower floor can be prefabricated, also can cut at the scene, and this embodiment does not do the restriction to this.
Then, a plugging filling material (the plugging filling material includes lightweight aggregate concrete, foam concrete, aerated concrete and fine aggregate concrete, and one of them may be selected according to requirements) is poured into a space surrounded by the fabricated floor 9, the second plugging structure 11, the lower-layer building main body module and the upper-layer building main body module, and after the plugging filling material is solidified, the plugging of the first steel column construction avoidance opening 91 is realized.
In this embodiment, the first blocking structure 10 is adopted, in practical application, any one of the first blocking structure 10 and the second blocking structure 11 may be selected according to requirements, and the template may also be cast and filled on site, which is not limited in this embodiment.
In the present embodiment, the fabricated floor 9 having the steel column construction escape openings is prefabricated before step S2, and the prefabricated floor 9 having the steel column construction escape openings may be prefabricated before step S1 or may be prefabricated in synchronization with step S1.
Specifically, prefabricating the fabricated floor slab 9 with the steel column construction avoiding opening comprises the following steps:
a. a plurality of support rods are arranged in a grid-like structure 941 in a crossed manner and welded to form a steel skeleton 94 of the fabricated floor 9 with steel column construction avoidance openings, wherein part of the support rods extend out of the grid-like structure 941 to form a connecting portion 942 for connecting with the first steel beam 61 of the first lower prefabricated wall panel 6, the second steel beam of the second lower prefabricated wall panel 7 and the third steel beam of the third lower prefabricated wall panel 8.
The support rod in the embodiment can be a square steel tube, H-shaped steel, a rectangular tube, C-shaped steel, channel steel or angle steel; in order to ensure the connection quality between the fabricated floor 9 and the main module of the lower building, in addition to the connection portions 942, the present embodiment further welds the connection members 943 welded to the steel beams of the main module of the lower building on the periphery of the steel skeleton 94, and the distance between two adjacent connection points on the steel beams of the main module of the lower building is 500mm to 600 mm.
In the embodiment, the steel frame 94 is welded with support rods corresponding to the construction avoidance openings of the steel columns, and the support rods are located at the side portions of the construction avoidance openings of the steel columns.
b. Welding a reinforcing mesh 95 on the surface of the steel skeleton 94, and extending the connecting part 942 and the connecting piece 6 out of the reinforcing mesh 95;
c. and (3) pouring floor filling materials into the grids of the steel skeleton 94 until the floor filling materials cover the grid-shaped structures 941 and the reinforcing mesh 95, and after the floor filling materials are solidified, forming the fabricated floor 9 with steel column construction avoidance openings by the steel skeleton 94, the reinforcing mesh 95 and the floor filling materials.
The floor filling material in this embodiment includes an upper layer filling material 96 and a lower layer filling material 97, the upper layer filling material 96 includes lightweight aggregate concrete and fine aggregate concrete (one of which may be selected), and after the upper layer filling material 96 is solidified, a structural layer of the fabricated floor 9 is formed; the lower layer filling material 97 includes foam concrete and aerated concrete (one of them may be selected), and after the lower layer filling material 97 is solidified, a filling layer of the fabricated floor slab 9 is formed.
The fabricated floor 9 in this embodiment has a structural layer, and in practical application, the structural layer may be selectively set or not set according to the stress requirement, specifically, according to the practical requirement, which is not limited in this embodiment,
d. the outer surface of the fabricated floor 9 is applied with a facing material 98.
The facing material 98 in this embodiment comprises mortar or/and tiles.
In the embodiment, various building components are prefabricated assembly type building components, the site pouring is not needed, and the construction components are only hoisted and assembled, so that the cast-in-place quantity of construction is greatly reduced, the construction difficulty and the labor intensity of construction are greatly reduced, the assembly efficiency is improved, and the construction period is shortened; because prefabricated assembled floor 9 has the steel column construction and dodges the mouth for can have sufficient construction space when connecting upper steel column and lower floor's steel column, can not influence the connection quality of upper steel column and lower floor's steel column because of the construction space is limited, guaranteed the connection quality of upper steel column and lower floor's steel column.
Therefore, according to the embodiment, the construction method for the fabricated building solves the problems of low assembly efficiency and long construction period, ensures the construction quality of the whole building structure, and enables the building structure to have enough rigidity, stability and integrity.
The present invention is not limited to the above-described embodiments, and those skilled in the art will be able to make various modifications without departing from the spirit and scope of the present invention.
Claims (10)
1. The assembly type building construction method is characterized by comprising the following steps:
s1, enclosing and assembling the lower steel column and the lower prefabricated wallboard to form a lower building main body module;
s2, hoisting the prefabricated assembly type floor slab with the steel column construction avoidance opening to the lower-layer building main body module, and fixedly connecting the assembly type floor slab with the steel beam of the lower-layer prefabricated wall panel;
s3, assembling an upper-layer steel column and an upper-layer prefabricated wallboard on the lower-layer building main body module, wherein the upper-layer steel column and the upper-layer prefabricated wallboard are assembled in a surrounding mode to form the upper-layer building main body module, and the upper-layer steel column and the lower-layer steel column are assembled and connected under the avoidance of the steel column construction avoidance opening;
s4, after the superstructure main body module and the lower storey building main body module are assembled, the steel column construction avoidance opening is plugged.
2. The fabricated building construction method of claim 1, wherein the step S4 includes the steps of:
s4.1, installing a plugging structure for plugging the steel column construction avoidance port on the fabricated floor slab and the lower prefabricated wall slab, and enabling the plugging structure to correspond to the steel column construction avoidance port;
s4.2, filling a plugging filling material into a space surrounded by the fabricated floor slab, the plugging structure, the lower-layer building main body module and the upper-layer building main body module, and achieving plugging of the steel column construction avoidance opening.
3. The assembly type building construction method according to claim 2, wherein the blocking structure comprises a bottom plate and a steel plate, the steel plate is welded with the steel framework of the assembly type floor slab and the steel beam of the lower prefabricated wall panel respectively, the bottom plate is fixedly connected to the bottom of the steel plate and is located among the assembly type floor slab, the lower prefabricated wall panel and the lower steel column, and the bottom of the bottom plate is flush with the bottom of the assembly type floor slab.
4. The assembly type building construction method according to claim 2, wherein the blocking structure comprises a bottom plate, a first installation groove communicated with the steel column construction avoiding opening is formed in the bottom of the assembly type floor slab, a second installation groove is formed in the top of the lower prefabricated wall slab, the bottom plate is installed in the first installation groove and the second installation groove, and the bottom of the bottom plate is flush with the bottom of the assembly type floor slab.
5. The fabricated building construction method of claim 1, wherein the fabricated floor slab having the steel column construction escape openings is prefabricated before the step S2.
6. The fabricated building construction method of claim 5, wherein prefabricating the fabricated floor slab having the steel column construction escape openings comprises the steps of:
a. arranging a plurality of support rods in a grid structure in a crossed mode and welding the support rods to form a steel skeleton of the fabricated floor slab with the steel column construction avoidance opening, wherein part of the support rods extend out of the grid structure to form a connecting portion used for being connected with the steel beam of the lower-layer prefabricated wall panel;
b. welding a reinforcing mesh on the surface of the steel skeleton, and enabling the connecting part to extend out of the reinforcing mesh;
c. and pouring floor filling materials into the grids of the steel skeleton until the floor filling materials cover the grid-shaped structures and the reinforcing mesh, and after the floor filling materials are solidified, forming the steel skeleton, the reinforcing mesh and the floor filling materials into the fabricated floor with the steel column construction avoidance opening.
7. The fabricated building construction method of claim 6, wherein prefabricating the fabricated floor slab having the steel column construction escape opening further comprises the steps of:
d. and constructing a surface layer material on the outer surface of the fabricated floor slab.
8. The assembly type building construction method of claim 6, wherein the floor slab filling material includes an upper layer filling material and a lower layer filling material.
9. The fabricated building construction method of claim 8, wherein the upper layer filling material comprises lightweight aggregate concrete and fine aggregate concrete, and the lower layer filling material comprises aerated concrete and foam concrete.
10. The assembly type building construction method of claim 6, wherein connectors for connecting the steel beams of the lower prefabricated wall panel are welded around the steel skeleton at intervals.
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19649476A1 (en) * | 1996-11-29 | 1998-06-04 | Johann Roesner | Joint seal and process for forming joint seal between concrete parts |
| CN204826230U (en) * | 2015-06-10 | 2015-12-02 | 北京中建建筑设计院有限公司 | Unilateral leans on floor movement joint configuration of wall |
| CN107246066A (en) * | 2016-12-01 | 2017-10-13 | 牛智勇 | It is a kind of to carry the method that steel column is assembled with combined light floor modules |
| CN210032270U (en) * | 2019-05-07 | 2020-02-07 | 南通市达欣工程股份有限公司 | Assembly type laminated slab joint structure free of formwork |
| CN210622058U (en) * | 2019-07-31 | 2020-05-26 | 刘术金 | Assembled floor panel connecting structure |
| CN111945901A (en) * | 2020-07-27 | 2020-11-17 | 北京天恒建设集团有限公司 | Waterproof construction method for floor penetrating drainage main pipe hole of toilet in old community |
| CN111962951A (en) * | 2020-08-07 | 2020-11-20 | 北京工业大学 | Steel tube concrete column-H-shaped steel beam-steel support-Pi-shaped connecting piece combined type corner column bottom node and manufacturing method |
-
2021
- 2021-02-03 CN CN202110147757.3A patent/CN112922144A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19649476A1 (en) * | 1996-11-29 | 1998-06-04 | Johann Roesner | Joint seal and process for forming joint seal between concrete parts |
| CN204826230U (en) * | 2015-06-10 | 2015-12-02 | 北京中建建筑设计院有限公司 | Unilateral leans on floor movement joint configuration of wall |
| CN107246066A (en) * | 2016-12-01 | 2017-10-13 | 牛智勇 | It is a kind of to carry the method that steel column is assembled with combined light floor modules |
| CN210032270U (en) * | 2019-05-07 | 2020-02-07 | 南通市达欣工程股份有限公司 | Assembly type laminated slab joint structure free of formwork |
| CN210622058U (en) * | 2019-07-31 | 2020-05-26 | 刘术金 | Assembled floor panel connecting structure |
| CN111945901A (en) * | 2020-07-27 | 2020-11-17 | 北京天恒建设集团有限公司 | Waterproof construction method for floor penetrating drainage main pipe hole of toilet in old community |
| CN111962951A (en) * | 2020-08-07 | 2020-11-20 | 北京工业大学 | Steel tube concrete column-H-shaped steel beam-steel support-Pi-shaped connecting piece combined type corner column bottom node and manufacturing method |
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