CN112482559A - Assembled steel structure building system and construction method - Google Patents
Assembled steel structure building system and construction method Download PDFInfo
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- CN112482559A CN112482559A CN202011336517.XA CN202011336517A CN112482559A CN 112482559 A CN112482559 A CN 112482559A CN 202011336517 A CN202011336517 A CN 202011336517A CN 112482559 A CN112482559 A CN 112482559A
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 267
- 239000010959 steel Substances 0.000 title claims abstract description 267
- 238000010276 construction Methods 0.000 title claims abstract description 28
- 238000000034 method Methods 0.000 claims abstract description 7
- 238000005192 partition Methods 0.000 claims description 41
- 239000004567 concrete Substances 0.000 claims description 31
- 239000012634 fragment Substances 0.000 claims description 21
- 238000003466 welding Methods 0.000 claims description 16
- 241000132536 Cirsium Species 0.000 claims description 13
- 229920000742 Cotton Polymers 0.000 claims description 11
- 230000003014 reinforcing effect Effects 0.000 claims description 10
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 8
- 238000010079 rubber tapping Methods 0.000 claims description 7
- 239000011513 prestressed concrete Substances 0.000 claims description 6
- 239000011230 binding agent Substances 0.000 claims description 3
- 238000007689 inspection Methods 0.000 claims 1
- 238000000576 coating method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009415 formwork Methods 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000006467 substitution reaction Methods 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
- 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
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/66—Sealings
- E04B1/68—Sealings of joints, e.g. expansion joints
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/88—Insulating elements for both heat and sound
- E04B1/90—Insulating elements for both heat and sound slab-shaped
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/92—Protection against other undesired influences or dangers
- E04B1/94—Protection against other undesired influences or dangers against fire
- E04B1/941—Building elements specially adapted therefor
- E04B1/942—Building elements specially adapted therefor slab-shaped
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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
- E04B2/74—Removable non-load-bearing partitions; Partitions with a free upper edge
- E04B2/76—Removable non-load-bearing partitions; Partitions with a free upper edge with framework or posts 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
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Electromagnetism (AREA)
- Mechanical Engineering (AREA)
- Acoustics & Sound (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
An assembly type steel structure building system and a construction method relate to a building system and a construction method, in particular to an assembly type building system and a construction method, which comprises an assembly type steel structure skeleton system, an assembly type steel structure floor system, an assembly type steel structure outer wall system and an assembly type steel structure inner wall system, wherein the assembly type steel structure skeleton system comprises a plurality of box type steel columns, a plurality of steel beams and angle braces, the box type steel columns and the steel beams are connected in the horizontal direction in a bolt-weld mixed connection mode, the box type steel columns and the steel beams are connected in the vertical direction in a corner brace mode, the assembly type steel structure floor system is arranged on the assembly type steel structure skeleton system, the assembly type steel structure outer wall system is arranged at the periphery of the assembly type steel structure skeleton system, the assembly type steel structure inner wall system is arranged in the assembly type steel structure skeleton system, the method has the characteristics of high construction speed, reliable construction quality and good earthquake resistance.
Description
Technical Field
The invention relates to the technical field of building structures, in particular to an assembly type steel structure building system and a construction method.
Background
The traditional building system and the construction method adopt a structural mode of cast-in-place concrete or assembled concrete, the mode needs to be constructed layer by layer through procedures of scaffold building, formwork erecting and the like, the adopted block wall, the outer wall are plastered or tiled, and the scaffold needs to be erected on the outer wall. The method has the advantages of improving the construction quality of the building, shortening the construction period of the building and prolonging the service life of the building, is a requirement for the development of the current building industry, and is also a direction for the development of the future building industry.
Disclosure of Invention
The invention aims to provide an assembly type steel structure building system and a construction method aiming at the defects and shortcomings of the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme: it comprises an assembly type steel structure framework system, an assembly type steel structure floor system, an assembly type steel structure exterior wall system and an assembly type steel structure interior wall system, the assembled steel structure framework system comprises a plurality of box-type steel columns, a plurality of steel beams and angle braces, wherein the box-type steel columns are connected with the steel beams in the horizontal direction in a bolt-weld mixed connection mode, the box-type steel columns are connected with the steel beams in the vertical direction through the angle braces, the fabricated steel structure floor system is erected on the fabricated steel structure framework system by taking the steel beam of the fabricated steel structure framework system as a support, the assembled steel structure floor slab system comprises a concrete slab layer and a bottom slab layer, the assembled steel structure outer wall system is arranged at the outer side of the assembled steel structure skeleton system, the assembled steel structure outer wall system comprises an outer wall, and the assembled steel structure inner wall system is arranged on the inner side of the assembled steel structure framework system.
Furthermore, a box-type steel column connecting flange is arranged on the side edge of each box-type steel column, bolt holes are formed in the box-type steel column connecting flange, box-type steel columns are connected through box-type steel column connecting plates on the box-type steel column connecting flange through bolts, a steel beam lower flange is arranged on the lower side of each steel beam, a side flange is arranged on the side surface of each box-type steel column, and the angle braces are welded to the steel beam lower flange and the steel column side flange.
Further, the concrete slab layer is a cast-in-place prestressed concrete slab.
Further, the bottom plate layer contain horizontal reinforcing bar, profiled steel sheet, vertical reinforcing bar and weld the nail, the profiled steel sheet be the U-shaped steel sheet, horizontal reinforcing bar set up in the profiled steel sheet top, vertical reinforcing bar set up in profiled steel sheet recess, the weld nail run through the profiled steel sheet, weld the nail bottom on the girder steel.
Further, the outer wall is an autoclaved aerated concrete slab, hook-shaped bolts are arranged on the autoclaved aerated concrete slab, and the autoclaved aerated concrete slab extends upwards to the bottom of the slab along two sides of the steel beam to coat the steel beam.
Further, the interior wall be the light gauge steel partition wall, the light gauge steel partition wall contain that the partition wall is outer, thistle board, partition wall fossil fragments, self-tapping screw and soundproof cotton, the outer waterproof boundary layer that is of partition wall, thistle board set up at the outer inboard of partition wall, partition wall fossil fragments contain cross keel and perpendicular fossil fragments, partition wall fossil fragments set up at thistle board inboardly, soundproof cotton set up between partition wall fossil fragments, self-tapping screw run through thistle board, partition wall fossil fragments and soundproof cotton.
The invention relates to a construction method of an assembly type steel structure building system, which comprises the following steps:
1) mounting an assembled steel structure framework system;
2) the fabricated steel structure floor slab system construction includes the steps that profiled steel plates are hoisted to steel beams, transverse reinforcing steel bars and longitudinal reinforcing steel bars are arranged on the profiled steel plates, the profiled steel plates and the steel beams are welded firmly through welding nails, and concrete templates are arranged to pour concrete on the profiled steel plates to form concrete layers.
3) The assembled steel structure outer wall system is installed, the outer wall is placed on the ground firstly, a gap between the outer wall and the ground is plugged by a special binder, L-shaped angle steel is arranged between the inner side of the outer wall and the indoor ground, the L-shaped angle steel is located on the indoor ground and fixed through expansion bolts, and the L-shaped angle steel is welded and fixed with the outer wall connecting portion through hook-shaped bolts.
4) And laying related pipelines in the bottom plate, and covering the bottom plate after acceptance.
5) Installing an assembled steel structure inner wall system, laying pipelines in the inner wall and the outer wall, filling a gap between the inner wall and the top plate by adopting a joint tape and caulking paste, and fixing the inner wall and the floor slab by using expansion screws.
The working principle of the invention is as follows: according to the structural characteristics of the fabricated steel, main parts such as required columns, beams, plates and the like are produced in a factory, then the parts are assembled on site, firstly, the steel columns are hoisted in place according to preset positions, the steel columns are fixed through foundation bolts after being hoisted in place, then steel beams are installed on the steel columns, the steel beams are connected with the steel columns through welding and bolts through flange plates on the steel columns, the steel beams are connected with the steel beams through bolts, meanwhile, corner supports are arranged on the steel beams and steel column supports for preventing the steel beams from being laterally unstable in a plastic area, then fireproof coatings are sprayed on the whole structure, then profiled steel plates are installed on the steel beams, the profiled steel plates and the steel beams are fixed through welding nails, reinforcing steel bars and pipelines are laid on the profiled steel plates, then concrete is cast on the profiled steel plates in situ to form prestressed concrete panels, and then the external wall panels are fixed on the periphery of the building, the outer wall and the inner side ground are fixed through angle steel, finally, an inner partition wall is installed, the inner partition wall and the floor slab are fixed through expansion screws, and gaps among the outer wall, the inner partition wall and the floor slab are filled through joint belts and caulking paste.
After the technical scheme is adopted, the invention has the beneficial effects that: according to the assembly type steel structure framework system, the problems that steel support arrangement space is insufficient, steel part construction procedures are complex, columns are exposed in a room and the like are solved through the box type steel columns, and the assembly type steel structure framework system is favorable for popularization of an assembly type steel structure building; the assembled steel structure floor system has the characteristics of large bearing capacity, good ductility and good anti-seismic performance by adopting a mode of combining the profiled steel plates and the prestressed concrete slabs, and meanwhile, the profiled steel plates are light in weight and convenient and quick to install, and once being paved, the profiled steel plates can be used as a working platform without the working procedures of formwork support and the like, so that the construction is greatly facilitated; the autoclaved aerated concrete slab adopted by the assembled steel structure outer wall system has no wet operation during construction, adopts hoisting construction, does not need an outer wall scaffold, and has high construction speed; according to the assembled steel structure inner wall system, the inner wall is an integrated light steel keel partition wall, so that the sound insulation effect is good and the fireproof and heat insulation effects are good under the condition that certain strength of the inner wall is ensured. The construction method has the characteristics of simple construction method, easily controlled construction process quality, fast construction progress and the like.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a structural schematic diagram of an assembled steel structural skeleton system of the present invention.
Figure 2 is a schematic structural view of an assembled steel structural floor system of the present invention.
Fig. 3 is a schematic structural view of an assembled steel structure exterior wall system of the present invention.
Fig. 4 is a schematic structural view of an assembly type steel structure interior wall system of the present invention.
Description of reference numerals: the steel column comprises a box-type steel column 1, a box-type steel column connecting flange 11, a box-type steel column connecting plate 12, a steel column side flange 13, a steel beam 2, a steel beam connecting plate 21, a steel beam lower flange 22, a corner brace 3, a floor slab 4, a concrete slab layer 41, transverse steel bars 42, profiled steel sheets 43, longitudinal steel bars 44, welding nails 45, an outer wall 5, an autoclaved aerated concrete slab 51, hook-shaped bolts 52, angle steel 53, expansion bolts 54, a light steel keel partition wall 6, a partition wall outer layer 61, a gypsum plasterboard 62, a partition wall keel 63, self-tapping screws 64 and soundproof cotton 65.
Detailed Description
Referring to fig. 1 to 4, the technical solution adopted by the present embodiment is: the assembled steel structure floor system comprises an assembled steel structure framework system, an assembled steel structure floor system, an assembled steel structure exterior wall system and an assembled steel structure interior wall system, wherein the assembled steel structure framework system comprises a plurality of box-type steel columns 1, a plurality of steel beams 2 and angle braces 3, the box-type steel columns 1 and the steel beams 2 are connected in the horizontal direction in a bolt-weld mixed connection mode, the box-type steel columns 1 and the steel beams 2 are in semi-rigid connection, the box-type steel columns 1 and the steel beams 2 are connected in the vertical direction through the angle braces 3, the assembled steel structure floor system is erected on the assembled steel structure framework system by taking the steel beams 2 of the assembled steel structure framework system as supports, the assembled steel structure floor system comprises a concrete slab layer 41 and a bottom slab layer, and the assembled steel structure exterior wall system is arranged on the outer side of the assembled steel structure framework system, the assembled steel structure outer wall system comprises an outer wall 5, and the assembled steel structure inner wall system is arranged on the inner side of the assembled steel structure framework system.
The box-type steel column is characterized in that a box-type steel column connecting flange 11 is arranged on the side edge of each box-type steel column, bolt holes are formed in the box-type steel column connecting flanges, box-type steel column connecting plates 12 on the box-type steel column connecting flanges are connected through bolts, a steel beam lower flange 22 is arranged on the lower side of each steel beam, side flanges 13 are arranged on the side surfaces of the box-type steel columns, and the angle braces 3 are welded to the steel beam lower flanges 22 and the steel column side flanges 13.
The concrete slab layer 41 is a cast-in-place prestressed concrete slab.
The floor layer contain transverse reinforcement 42, profiled steel sheet 43, vertical reinforcing bar 44 and welding nail 45, the profiled steel sheet be the U-shaped steel sheet, transverse reinforcement 42 set up in profiled steel sheet 43 top, vertical reinforcing bar 44 set up in profiled steel sheet 43 recess department, welding nail 45 run through the profiled steel sheet, welding nail 45 bottom welding is on girder steel 2.
The outer wall 5 is an autoclaved aerated concrete slab 51, hook-shaped bolts 52 are arranged on the autoclaved aerated concrete slab 51, and the autoclaved aerated concrete slab extends upwards to the bottom of the slab along two sides of the steel beam to coat the steel beam.
Interior wall be light gauge steel partition wall 6, light gauge steel partition wall 6 contain the outer 61 of partition wall, thistle board 62, partition wall fossil fragments 63, self-tapping screw 64 and soundproof cotton 65, the outer 61 of partition wall be waterproof boundary layer, waterproof boundary layer constitutes for finished product putty and emulsion paint, thistle board 62 set up at the outer inboard of partition wall, partition wall fossil fragments 63 contain cross keel and perpendicular fossil fragments, cross keel includes along top fossil fragments and along the fossil fragments, partition wall fossil fragments 63 set up at thistle board 62 inboardly, soundproof cotton 65 set up between partition wall fossil fragments 63, self-tapping screw 64 run through thistle board, partition wall fossil fragments and soundproof cotton, make thistle board, partition wall fossil fragments and soundproof cotton become one whole.
The construction method of the assembly type steel structure building system comprises the following steps:
1) firstly, mounting an assembly type steel structure framework system;
2) the fabricated steel structure floor system construction comprises the steps of firstly hoisting profiled steel sheets 43 to steel beams 2, then arranging transverse reinforcing steel bars 42 and longitudinal reinforcing steel bars 44 on the profiled steel sheets 43 to enhance the strength of the floor and improve the shear resistance, then firmly welding the profiled steel sheets 43 and the steel beams 2 through welding nails 45, and then arranging concrete templates to pour concrete on the profiled steel sheets 43 to form concrete layers.
3) The assembled steel structure outer wall system is installed, the outer wall 5 is placed on the ground firstly, a gap between the outer wall and the ground is plugged by a special binder, L-shaped angle steel is arranged between the inner side of the outer wall and the indoor ground, the L-shaped angle steel is located on the indoor ground and is fixed through expansion bolts, and the L-shaped angle steel is welded and fixed with the outer wall connecting portion through hook-shaped bolts.
4) And laying related pipelines in the bottom plate, and covering the bottom plate after acceptance.
5) Installing an assembled steel structure inner wall system, laying pipelines in the inner wall and the outer wall, filling a gap between the inner wall and the top plate by adopting a joint tape and caulking paste, and fixing the inner wall and the floor slab by using expansion screws.
Firstly, hoisting a steel column in place according to a preset position, fixing the steel column through foundation bolts after the steel column is hoisted in place, then installing a steel beam on the steel column, connecting the steel beam with the steel column through welding and bolts by a flange plate on the steel column, connecting the steel beam with the steel column through bolts, meanwhile, in order to prevent the lateral instability of the steel beam in a plastic region, arranging a corner brace on the steel beam and a steel column bracket to prevent the instability of the steel beam, then spraying a fireproof coating on the whole structure, then installing a profiled steel plate on the steel beam, fixing the profiled steel plate with the steel beam through welding nails, laying reinforcing steel bars and pipelines on the profiled steel plate, then casting concrete on the profiled steel plate in situ to form a prestressed concrete panel, then fixing an external wall plate on the periphery of a building, fixing the external wall and the inner side ground through angle steel, finally installing an internal partition wall, fixing the internal partition wall with a floor slab through expansion bolts, and installing pipelines of the inner wall and the outer wall, and filling gaps between the outer wall and the floor slab and gaps between the inner partition wall and the floor slab by means of joint belts and caulking pastes.
The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent substitutions made by those skilled in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
Claims (7)
1. An assembled steel construction building system which characterized in that: it comprises an assembly type steel structure framework system, an assembly type steel structure floor system, an assembly type steel structure exterior wall system and an assembly type steel structure interior wall system, the assembled steel structure framework system comprises a plurality of box-type steel columns, a plurality of steel beams and angle braces, wherein the box-type steel columns are connected with the steel beams in the horizontal direction in a bolt-weld mixed connection mode, the box-type steel columns are connected with the steel beams in the vertical direction through the angle braces, the fabricated steel structure floor system is erected on the fabricated steel structure framework system by taking the steel beam of the fabricated steel structure framework system as a support, the assembled steel structure floor slab system comprises a concrete slab layer and a bottom slab layer, the assembled steel structure outer wall system is arranged at the outer side of the assembled steel structure skeleton system, the assembled steel structure outer wall system comprises an outer wall, and the assembled steel structure inner wall system is arranged on the inner side of the assembled steel structure framework system.
2. An assembled steel structural building system according to claim 1, wherein: the steel beam lower flange is arranged on the lower side of the steel beam, the side surface of the box type steel column is provided with a side flange, and the angle brace is welded on the steel beam lower flange and the steel column side flange.
3. An assembled steel structural building system according to claim 1, wherein: the concrete slab layer is a cast-in-place prestressed concrete slab.
4. An assembled steel structural building system according to claim 1, wherein: the floor layer contain horizontal reinforcing bar, profiled steel sheet, vertical reinforcing bar and weld nail, the profiled steel sheet be the U-shaped steel sheet, horizontal reinforcing bar set up in the profiled steel sheet top, vertical reinforcing bar set up in the profiled steel sheet groove, the weld nail run through the profiled steel sheet, weld nail bottom welding on the girder steel.
5. An assembled steel structural building system according to claim 1, wherein: the outer wall is an autoclaved aerated concrete slab, hook-shaped bolts are arranged on the autoclaved aerated concrete slab, and the autoclaved aerated concrete slab extends upwards to the bottom of the slab along two sides of the steel beam to coat the steel beam.
6. An assembled steel structural building system according to claim 1, wherein: the interior wall be light gauge steel partition wall, light gauge steel partition wall contain that the partition wall is outer, thistle board, partition wall fossil fragments, self-tapping screw and soundproof cotton, the outer waterproof boundary layer that is of partition wall, thistle board set up at the outer inboard of partition wall, partition wall fossil fragments contain cross keel and perpendicular fossil fragments, partition wall fossil fragments set up at thistle board inboardly, soundproof cotton set up between partition wall fossil fragments, self-tapping screw run through thistle board, partition wall fossil fragments and soundproof cotton.
7. A construction method of an assembly type steel structure building system comprises the following steps:
1) mounting an assembled steel structure framework system;
2) the fabricated steel structure floor system construction comprises the steps of firstly hoisting profiled steel sheets to steel beams, then arranging transverse reinforcing steel bars and longitudinal reinforcing steel bars on the profiled steel sheets, then firmly welding the profiled steel sheets and the steel beams through welding nails, and then arranging concrete templates to pour concrete on the profiled steel sheets to form concrete layers;
3) the method comprises the following steps of installing an assembled steel structure outer wall system, firstly placing an outer wall on the ground, plugging a gap between the outer wall and the ground by using a special binder, arranging L-shaped angle steel between the inner side of the outer wall and the indoor ground, fixing a column at the part, located on the indoor ground, of the L-shaped angle steel through an expansion bolt, and welding and fixing the connection part of the L-shaped angle steel and the outer wall through a hook-shaped bolt;
4) laying related pipelines in the bottom plate, and covering the bottom plate after acceptance inspection is finished;
5) installing an assembled steel structure inner wall system, laying pipelines in the inner wall and the outer wall, filling a gap between the inner wall and the top plate by adopting a joint tape and caulking paste, and fixing the inner wall and the floor slab by using expansion screws.
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| CN202011336517.XA CN112482559A (en) | 2020-11-25 | 2020-11-25 | Assembled steel structure building system and construction method |
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| CN202011336517.XA CN112482559A (en) | 2020-11-25 | 2020-11-25 | Assembled steel structure building system and construction method |
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| CN114541565A (en) * | 2022-01-18 | 2022-05-27 | 深圳金鑫绿建股份有限公司 | Assembled steel structure light plate building |
| CN114856279A (en) * | 2022-04-28 | 2022-08-05 | 中交一公局集团有限公司 | Built-in antidetonation is fallen and is fallen automatic weld assembled steel construction |
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