CN113323396A - Integrated construction method for external wall of fabricated building - Google Patents
Integrated construction method for external wall of fabricated building Download PDFInfo
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- CN113323396A CN113323396A CN202110658264.6A CN202110658264A CN113323396A CN 113323396 A CN113323396 A CN 113323396A CN 202110658264 A CN202110658264 A CN 202110658264A CN 113323396 A CN113323396 A CN 113323396A
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- 238000010276 construction Methods 0.000 title claims abstract description 114
- 239000010410 layer Substances 0.000 claims abstract description 86
- 238000000034 method Methods 0.000 claims abstract description 38
- 230000009194 climbing Effects 0.000 claims abstract description 29
- 238000005034 decoration Methods 0.000 claims abstract description 25
- 239000002356 single layer Substances 0.000 claims abstract description 13
- 239000004570 mortar (masonry) Substances 0.000 claims description 17
- 239000011248 coating agent Substances 0.000 claims description 15
- 238000000576 coating method Methods 0.000 claims description 15
- 229910000831 Steel Inorganic materials 0.000 claims description 13
- 239000010959 steel Substances 0.000 claims description 13
- 239000000919 ceramic Substances 0.000 claims description 11
- 238000009413 insulation Methods 0.000 claims description 11
- 229920000642 polymer Polymers 0.000 claims description 11
- 238000004026 adhesive bonding Methods 0.000 claims description 7
- 239000003795 chemical substances by application Substances 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 238000005507 spraying Methods 0.000 claims description 6
- 238000009415 formwork Methods 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 2
- 239000004744 fabric Substances 0.000 claims description 2
- 239000003365 glass fiber Substances 0.000 claims description 2
- 230000000474 nursing effect Effects 0.000 claims description 2
- 239000003973 paint Substances 0.000 claims description 2
- 238000000926 separation method Methods 0.000 claims description 2
- 230000002441 reversible effect Effects 0.000 claims 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- 229910052742 iron Inorganic materials 0.000 description 4
- 238000004321 preservation Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 239000010426 asphalt Substances 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000004078 waterproofing Methods 0.000 description 1
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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
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F13/00—Coverings or linings, e.g. for walls or ceilings
- E04F13/02—Coverings or linings, e.g. for walls or ceilings of plastic materials hardening after applying, e.g. plaster
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Working Measures On Existing Buildindgs (AREA)
Abstract
The invention discloses an integrated construction method for an external wall of an assembly type building, which comprises the following steps: step 1, decomposing a single-layer standard layer main body structure construction process; step 2, decomposing the construction process of the exterior wall decoration project; step 3, analyzing the position relation between the outer climbing frame and the main body during the construction of the single-layer standard layer of the main body structure, and planning the division of the working floors of the outer wall decoration and finishing; step 4, making a construction plan according to the relation between the main structure and the external wall process and the time; and 5, utilizing the frame body structure of the climbing type outer scaffold to protect finished floors and prevent pollution. The invention utilizes the construction time of the main structure to reasonably insert the decoration work of the outer wall, thereby achieving the purpose of greatly saving the construction period; and the climbing type outer scaffold is fully utilized to carry out outer wall decoration construction according to floors.
Description
Technical Field
The invention belongs to the field of buildings, and particularly relates to an integrated construction method for an outer wall of an assembly type building.
Background
In recent years, the rapid development of assembly type buildings, resource saving and green construction, becomes the subject of a new period of the building industry, and the building industry needs to continuously try new things, put forward a new theory and research a new method, not only to meet the requirement of great development of social economy, but also to bring out the best in the aspects of environmental protection and resource saving. In the traditional building construction process, the exterior wall waterproof, heat preservation, putty coating and other decoration projects are generally constructed after the main body is completely finished, the main reason is that the traditional building exterior wall structure system adopts cast-in-place concrete, the maintenance system adopts building blocks for building, the forming quality of the concrete in construction is unstable, the exterior wall repairing and maintaining time is longer, the maintenance system building and plastering construction time is longer, the exterior wall waterproof, heat preservation, putty coating and other decoration projects cannot follow up synchronously, the exterior wall waterproof, heat preservation, putty coating and other decoration project construction is started after the building main body structure is completely finished, and the construction period is longer.
Disclosure of Invention
The invention aims to provide an integrated construction method for an external wall of an assembled building, which aims to solve the technical problems that in the construction process, the site pouring concrete and the masonry construction have large loss and waste, and the finished working surface of a lower layer is polluted, so that the decorative projects of external wall waterproofing, heat preservation, putty coating and the like cannot follow up synchronously, and the construction time of the decorative project of the external wall of the building is long.
In order to solve the technical problems, the specific technical scheme of the invention is as follows:
an integrated construction method for an external wall of an assembly type building comprises the following steps:
the outer climbing frame meets the construction protection requirement of a main building on the highest floor of the building, the highest floor of the main building is a main structure construction layer, and outer wall decoration and finishing construction is inserted in 3 layers below the highest floor;
the outer wall decoration and finishing construction process is compressed in the two lowest layers of the range of the outer climbing frame covering floors so as to ensure the continuity of the construction process;
the construction plan includes: the single-layer construction of the standard layer of the main structure comprises 12 working procedures, the time of all the working procedures needs eight days, the decoration and finishing of the outer wall comprises 11 working procedures, and the working procedures and the working time are decomposed to three layers below a construction floor by utilizing the eight days of the construction of the main structure.
And 5, utilizing the frame body structure of the climbing type outer scaffold to protect finished floors and prevent pollution.
Furthermore, step 5 climbs formula outrigger and sets up finished product protection device along building a week in succession above the main structure climbs the frame guidance tape position outside below the floor of executing, and the device adopts the hinge installation, realizes the switching that can overturn.
Further, the construction plan in the step 4 specifically includes the following steps:
step 4.1, the main structure construction layer is N layers, a control line and wall steel bars are bound on the first day, the following procedures are respectively carried out on the three layers below the main structure, the outer wall formwork is dismantled on the first day of the N-1 layers, the auxiliary frame and the window frame are installed on the first day of the N-2 layers by starting the construction of the foamed ceramic insulation board, the window edge is subjected to waterproof construction, and the second time of construction of the outer wall putty is carried out on the first day of the N-3 layers;
4.2, hoisting vertical members and installing wall templates on N layers of the main structure on the next day, plugging screw holes, gluing external walls and spraying water on N-1 layers of the main structure on the next day, continuing to construct auxiliary frames and install window frames for the foamed ceramic insulation boards on N-2 layers of the main structure on the next day, performing waterproof construction on window edges, and performing acceptance and rectification after finishing external wall putty on N-3 layers of the main structure on the next day;
4.3, mounting a beam template and a quick-release support system on N layers of the main structure on the third day, completing screw hole plugging, outer wall gluing and water spraying construction on N-1 layers of the third day, continuing to perform construction of an auxiliary frame and window frames of the foamed ceramic insulation board on N-2 layers of the third day, performing waterproof construction on the window edges, and performing sealing primer construction on N-3 layers of the third day;
4.4, installing a plate template and a quick-release support system on the fourth day with N layers of main structures, treating an external wall interface agent on the fourth day with N-1 layers, completing construction of an auxiliary frame and a window frame of the foamed ceramic insulation board on the fourth day with N-2 layers, performing waterproof construction on the window edge, and performing coating separation line construction on the external vertical surface on the fourth day with N-3 layers;
4.5, hoisting horizontal members such as a laminated slab and a balcony slab on the fifth day of the N layers of the main structure, finishing the treatment of the external wall interface agent on the fifth day of the N-1 layers, performing window edge closing and first construction of polymer anti-crack mortar on the fifth day of the N-2 layers, and performing middle coating construction of the external facade coating on the fifth day of the N-3 layers;
step 4.6, performing beam and plate cast-in-place node steel rib plate binding construction on the sixth day of the N layer of the main structure, performing waterproof mortar construction on the sixth day of the N-1 layer, performing polymer anti-crack mortar construction for the second time on the sixth day of the N-2 layer, and performing finish paint spraying construction on the sixth day of the N-3 layer;
step 4.7, performing in-board pipeline installation and board surface steel bar installation construction on the seventh day of the N layers of the main structure, completing waterproof mortar construction on the seventh day of the N-1 layer, performing one-time construction on the exterior wall putty on the seventh day of the N-2 layer, and performing coating ending and rechecking work on the seventh day of the N-3 layer;
and 4.8, pouring concrete on the N layers of the main body structure in the eighth day, and nursing the other three layers on the four working surfaces to prevent the concrete flow from polluting the finished wall surface.
The integrated construction method for the external wall of the fabricated building has the following advantages:
(1) the integrated construction method for the external wall of the fabricated building fully utilizes the construction time of the main body structure, and reasonably inserts the decoration work of the external wall, thereby achieving the purpose of greatly saving the construction period; and the climbing type external scaffold is fully utilized to carry out external wall decoration construction according to floors;
(2) the outer scaffold frame of make full use of formula of climbing divides the floor to carry out outer wall decoration and fitment construction, utilizes the better closure of the outer scaffold frame of formula of climbing, in the construction of upper major structure, can not cause the pollution to the lower floor working face of having accomplished.
Drawings
FIG. 1 is a schematic structural view of a finished product protection device at an outer wall according to the present invention;
FIG. 2 is a schematic structural view of a finished product protection device at an external window according to the present invention;
the notation in the figure is: 1. iron sheet; 2. a hinge; 3. a drain pipe member; 4. an angle bracket; 5. filtering with a screen; 6. angle steel; 7. a bolt; 8. a frame-climbing upright rod; 9. and (4) rolling the material into a roll.
Detailed Description
In order to better understand the purpose, structure and function of the present invention, the following will describe an integrated construction method for an exterior wall of an assembly type building in detail with reference to the accompanying drawings.
And (3) standard layer single-layer main structure construction process: firstly putting a control line for binding the steel bars of the shear wall, then hoisting the prefabricated part, installing an aluminum mould, then erecting a formwork support, hoisting a laminated slab for hoisting the balcony slab and the air-conditioning slab, binding the beam bars and the water and electricity pipelines with the slab bars, then lowering the slab hoisting mould, and pouring concrete on the slab face.
And 2, decomposing the construction process of the exterior wall decoration project in detail according to the design drawing.
The exterior wall decoration and finishing construction process comprises the following steps: removing a mould from a cast-in-place position, plugging by using a screw hole, gluing an outer wall, treating an interface agent, constructing thick waterproof mortar, constructing a foamed ceramic insulation board, constructing polymer anti-cracking mortar once, polymer anti-cracking mortar twice, waterproof putty once, waterproof putty twice and finally constructing an outer wall coating.
And 3, analyzing the position relation between the outer climbing frame and the main body during the construction period of the single-layer standard layer of the main body structure, and primarily planning the division of the working floors of the outer wall decoration.
And 4, making a detailed construction plan according to the relation between the main structure and the external wall process and the time.
As shown in the following table:
and 6, protecting finished products of the finished floors to prevent pollution.
By utilizing the frame body structure of the climbing type external scaffold, a finished product protection device is continuously arranged along the circumference of the building above the position of the external climbing frame walkway plate of the main body structure below the construction floor.
As shown in fig. 1, the structure of the finished product protection device at the outer wall is schematically illustrated, the device is formed by bending a galvanized iron sheet 1 with the thickness of 1.5mm, the end part of the galvanized iron sheet is connected with a filter screen 5, and the lower part of the filter screen 5 is connected with a drainage pipe 3. The right side of the filter screen 5 is connected with a 50 x 5mm angle steel bracket 4; the upper part of the angle steel bracket 4 is provided with a hinge 2. The outer climbing frame comprises a climbing frame upright rod 8, a matched bolt 7 is arranged on the climbing frame upright rod 8, and a 50 x 5mm common angle steel 6 connecting hinge 2 is arranged on the bolt 7.
As shown in fig. 2, the structure of the protection device for the finished product at the outer window is schematically illustrated, the protection device is formed by bending a galvanized iron sheet 1 with the thickness of 1.5mm, a polymer asphalt waterproof coiled material 9 with the thickness of 1.5mm is adhered to the end of the protection device, reliable sealing is formed between the outer wall of the building and an outer climbing frame, and pulp flow and garbage generated in the concrete pouring process are uniformly isolated and collected into a groove of the protection device and are discharged to the indoor for centralized collection through special pipelines at the positions of a balcony and a bay window. The outer climbing frame comprises a climbing frame upright rod 8, a matched bolt 7 is arranged on the climbing frame upright rod 8, a 50 x 5mm common angle steel 6 is arranged on the bolt 7 and connected with a hinge 2, and a 50 x 5mm angle steel bracket 4 is arranged on the lower portion of the hinge 2.
Protection device realizes the switching that can overturn, packs up when climbing the frame and overturns to climbing on the frame, climbs the frame and promotes to open when needing finished product protection after targetting in place, realizes whole promotion along with climbing formula outer scaffold frame, realizes intercepting upper portion floor concrete placement in-process and leaks the thick liquid function, prevents to pollute and has accomplished the working face.
It is to be understood that the present invention has been described with reference to certain embodiments, and that various changes in the features and embodiments, or equivalent substitutions may be made therein by those skilled in the art without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, it is intended that the invention not be limited to the particular embodiment disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Claims (3)
1. An integrated construction method for an external wall of an assembly type building is characterized by comprising the following steps:
step 1, decomposing a single-layer standard layer main structure construction process, wherein the single-layer standard layer main structure construction process comprises the following steps: firstly putting a control line, then binding shear wall reinforcing steel bars, then hoisting vertical prefabricated parts, installing an aluminum mould, then erecting a formwork support, hoisting a laminated slab, hoisting a balcony slab and an air conditioner slab, binding beam ribs, then installing a water and electricity pipeline, then binding slab ribs, then lowering a slab hoisting mould, and pouring slab concrete;
step 2, decomposing the construction process of the exterior wall decoration project, wherein the construction process of the exterior wall decoration comprises the following steps: removing a mould from a cast-in-place position, plugging a screw hole, gluing an outer wall, treating an interface agent, constructing waterproof mortar, constructing a foamed ceramic insulation board, constructing polymer anti-crack mortar for the first time, adhering glass fiber mesh cloth, constructing the polymer anti-crack mortar for the second time, treating the outer wall flexible waterproof putty for the first time, treating the outer wall flexible waterproof putty for the second time, and constructing an outer wall coating;
step 3, analyzing the position relation between the outer climbing frame and the main body during the construction of the single-layer standard layer of the main body structure, and planning the division of the working floors of the outer wall decoration and finishing;
the outer climbing frame meets the construction protection requirement of a main building on the highest floor of the building, the highest floor of the main building is a main structure construction layer, and outer wall decoration and finishing construction is inserted in 3 layers below the highest floor;
the outer wall decoration and finishing construction process is compressed in the two lowest layers of the range of the outer climbing frame covering floors so as to ensure the continuity of the construction process;
step 4, making a construction plan according to the relation between the main structure and the external wall process and the time;
the construction plan includes: the single-layer construction of the standard layer of the main structure comprises 12 working procedures, the time of all the working procedures needs eight days, the decoration and finishing of the outer wall comprises 11 working procedures, and the working procedures and the working time are decomposed to three layers below a construction floor by utilizing the eight days of the construction of the main structure.
And 5, utilizing the frame body structure of the climbing type outer scaffold to protect finished floors and prevent pollution.
2. The integrated construction method for the external wall of the fabricated building as claimed in claim 1, wherein in the step 5, the climbing type scaffold is continuously provided with a finished product protection device along the circumference of the building above the position of the external climbing frame walkway plate below the construction floor of the main structure, and the finished product protection device is installed by adopting a hinge to realize reversible opening and closing.
3. The integrated construction method for the external wall of the fabricated building as claimed in claim 1, wherein the construction plan in the step 4 specifically comprises the following steps:
step 4.1, the main structure construction layer is N layers, a control line and wall steel bars are bound on the first day, the following procedures are respectively carried out on the three layers below the main structure, the outer wall formwork is dismantled on the first day of the N-1 layers, the auxiliary frame and the window frame are installed on the first day of the N-2 layers by starting the construction of the foamed ceramic insulation board, the window edge is subjected to waterproof construction, and the second time of construction of the outer wall putty is carried out on the first day of the N-3 layers;
4.2, hoisting vertical members and installing wall templates on N layers of the main structure on the next day, plugging screw holes, gluing external walls and spraying water on N-1 layers of the main structure on the next day, continuing to construct auxiliary frames and install window frames for the foamed ceramic insulation boards on N-2 layers of the main structure on the next day, performing waterproof construction on window edges, and performing acceptance and rectification after finishing external wall putty on N-3 layers of the main structure on the next day;
4.3, mounting a beam template and a quick-release support system on N layers of the main structure on the third day, completing screw hole plugging, outer wall gluing and water spraying construction on N-1 layers of the third day, continuing to perform construction of an auxiliary frame and window frames of the foamed ceramic insulation board on N-2 layers of the third day, performing waterproof construction on the window edges, and performing sealing primer construction on N-3 layers of the third day;
4.4, installing a plate template and a quick-release support system on the fourth day with N layers of main structures, treating an external wall interface agent on the fourth day with N-1 layers, completing construction of an auxiliary frame and a window frame of the foamed ceramic insulation board on the fourth day with N-2 layers, performing waterproof construction on the window edge, and performing coating separation line construction on the external vertical surface on the fourth day with N-3 layers;
4.5, hoisting horizontal members such as a laminated slab and a balcony slab on the fifth day of the N layers of the main structure, finishing the treatment of the external wall interface agent on the fifth day of the N-1 layers, performing window edge closing and first construction of polymer anti-crack mortar on the fifth day of the N-2 layers, and performing middle coating construction of the external facade coating on the fifth day of the N-3 layers;
step 4.6, performing beam and plate cast-in-place node steel rib plate binding construction on the sixth day of the N layer of the main structure, performing waterproof mortar construction on the sixth day of the N-1 layer, performing polymer anti-crack mortar construction for the second time on the sixth day of the N-2 layer, and performing finish paint spraying construction on the sixth day of the N-3 layer;
step 4.7, performing in-board pipeline installation and board surface steel bar installation construction on the seventh day of the N layers of the main structure, completing waterproof mortar construction on the seventh day of the N-1 layer, performing one-time construction on the exterior wall putty on the seventh day of the N-2 layer, and performing coating ending and rechecking work on the seventh day of the N-3 layer;
and 4.8, pouring concrete on the N layers of the main body structure in the eighth day, and nursing the other three layers on the four working surfaces to prevent the concrete flow from polluting the finished wall surface.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114541625A (en) * | 2022-01-05 | 2022-05-27 | 中国建筑第二工程局有限公司 | Cast-in-place building outer wall construction method and outer vertical surface waterproof protection structure |
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2021
- 2021-06-15 CN CN202110658264.6A patent/CN113323396A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH0393925A (en) * | 1989-09-06 | 1991-04-18 | Toda Constr Co Ltd | Simultaneous construction method of structure above or under ground |
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| CN114541625A (en) * | 2022-01-05 | 2022-05-27 | 中国建筑第二工程局有限公司 | Cast-in-place building outer wall construction method and outer vertical surface waterproof protection structure |
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Application publication date: 20210831 |