CN114575491B - Composite construction method for special-shaped complex secondary structure - Google Patents
Composite construction method for special-shaped complex secondary structure Download PDFInfo
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- CN114575491B CN114575491B CN202210194369.5A CN202210194369A CN114575491B CN 114575491 B CN114575491 B CN 114575491B CN 202210194369 A CN202210194369 A CN 202210194369A CN 114575491 B CN114575491 B CN 114575491B
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- 238000010276 construction Methods 0.000 title claims abstract description 57
- 239000002131 composite material Substances 0.000 title claims abstract description 14
- 239000004567 concrete Substances 0.000 claims abstract description 20
- 239000002184 metal Substances 0.000 claims abstract description 20
- 229910052751 metal Inorganic materials 0.000 claims abstract description 20
- 239000004568 cement Substances 0.000 claims abstract description 13
- 239000012528 membrane Substances 0.000 claims abstract description 13
- 238000004140 cleaning Methods 0.000 claims abstract description 10
- 238000009434 installation Methods 0.000 claims abstract description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 60
- 239000010959 steel Substances 0.000 claims description 60
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 34
- 238000000034 method Methods 0.000 claims description 22
- 239000010410 layer Substances 0.000 claims description 21
- 229910052742 iron Inorganic materials 0.000 claims description 17
- 239000011083 cement mortar Substances 0.000 claims description 12
- 239000002023 wood Substances 0.000 claims description 11
- 239000004744 fabric Substances 0.000 claims description 7
- 239000004570 mortar (masonry) Substances 0.000 claims description 7
- 239000000853 adhesive Substances 0.000 claims description 6
- 230000001070 adhesive effect Effects 0.000 claims description 6
- 230000008520 organization Effects 0.000 claims description 6
- 239000002002 slurry Substances 0.000 claims description 6
- 238000010586 diagram Methods 0.000 claims description 5
- 238000005192 partition Methods 0.000 claims description 5
- 238000007788 roughening Methods 0.000 claims description 5
- 239000011449 brick Substances 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims description 3
- 239000000428 dust Substances 0.000 claims description 3
- 239000004088 foaming agent Substances 0.000 claims description 3
- 238000002513 implantation Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 239000011150 reinforced concrete Substances 0.000 claims description 3
- 230000002787 reinforcement Effects 0.000 claims description 3
- 238000010079 rubber tapping Methods 0.000 claims description 3
- 238000005507 spraying Methods 0.000 claims description 3
- 239000002344 surface layer Substances 0.000 claims description 3
- 238000005406 washing Methods 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 claims description 2
- 239000000463 material Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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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
- E04B2/02—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls built-up from layers of building elements
- E04B2/04—Walls having neither cavities between, nor in, the solid elements
- E04B2/06—Walls having neither cavities between, nor in, the solid elements using elements having specially-designed means for stabilising the position
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/56—Load-bearing walls of framework or pillarwork; Walls incorporating load-bearing elongated members
-
- 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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- 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
- E04B2/02—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls built-up from layers of building elements
- E04B2002/0202—Details of connections
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/56—Load-bearing walls of framework or pillarwork; Walls incorporating load-bearing elongated members
- E04B2002/565—Load-bearing walls of framework or pillarwork; Walls incorporating load-bearing elongated members with a brick veneer facing
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Finishing Walls (AREA)
- Load-Bearing And Curtain Walls (AREA)
Abstract
The invention provides a composite construction method of a special-shaped complex secondary structure, which comprises the steps of base layer cleaning, paying-off positioning, RLC plate straight-type and micro-arc wall installation, hollow inner membrane metal mesh cement arc wall construction, ALC plate installation, autoclaved aerated concrete block construction, construction of the joint of the RLC plate and other walls and the like. The invention can solve the problem of difficult construction of the special-shaped complex secondary structure.
Description
Technical Field
The invention relates to the technical field of secondary structure construction, in particular to a composite construction method of a special-shaped complex secondary structure.
Background
With the vigorous development of national economy, the construction industry of China is greatly developed; the building design is also increasingly complex, and the special-shaped structures with unique and graceful shapes are of all kinds, such as a circular structure, an arc-shaped structure, a streamline structure and the like; these special-shaped structures also present a problem of complexity and difficulty in the construction of their secondary structures. If only the traditional masonry process is adopted, a large amount of material is lost, the process characteristics of wet operation bring a certain pressure to the on-site green civilized construction, and most importantly, the process limitation cannot meet the appearance quality requirement of the special-shaped structure, so that a new construction method is urgently needed to solve the problems.
Disclosure of Invention
Aiming at the prior art, the invention provides a composite construction method of a special-shaped complex secondary structure.
The invention provides a composite construction method of a special-shaped complex secondary structure, which comprises the following steps:
s1, cleaning a base layer: cleaning a wall base layer before construction of the secondary structural wall, cleaning and washing out slurry and dust on floors, and watering to moisten the base layer; checking and accepting the organization base layer before construction, and entering the next working procedure after the organization base layer is qualified;
s2, paying-off positioning: before construction, drawing a secondary structure interface deepening diagram by taking a design drawing as a basis, wherein the drawing principle is as follows: the arc wall with curvature smaller than 0.5 and the straight wall adopt an RLC plate mounting process, the arc wall with curvature larger than 0.5 adopts a hollow inner membrane metal mesh cement partition wall construction process, the pendant-concentrated wall adopts an ALC plate mounting process, and the pipeline-concentrated wall and the guide rail-fixed wall adopt an autoclaved aerated concrete block masonry process;
the method comprises the steps of (1) bouncing a building elevation control line on a structural concrete column, bouncing a wall line on a floor according to a design drawing, bouncing a ring beam lintel position line on a structural wall and a column, hanging a line downwards from the roof of an outer wall window hole, drawing a horizontal through line with a layer of window, and marking a hole edge line on a beam column so as to ensure that the outer edge line of the window is horizontal, flat and vertical;
s3, mounting the RLC plate straight type and the micro-arc wall: the RLC plates are connected with the top beam, the structural beam, the main body wall and the column by adopting U-shaped steel clamps; the RLC plates are assembled into a first fixed integral wallboard, then a door and window opening wallboard is fixed, the integral wallboard is firstly arranged and then the wallboard is complemented, when the wallboard is installed, the bonding surface between the top end and the side edge of the wallboard is fully coated with an adhesive, and the thickness of the adhesive coated is not less than 5mm;
joint filling mortar is adopted to paste grid cloth at the rabbet position between the plates, the joint of the bottom of the structural beam and the top of the plate and at the internal corners;
s4, constructing a hollow inner membrane metal mesh cement arc wall: the method comprises the steps of installing edges and transverse keels, fixing the transverse keels with steel beams or steel columns by using machine screws or self-tapping screws according to paying-off, wherein the shooting nail spacing is not more than 600mm, selecting 2 ST-2 keels for the upper and lower keels on the arc wall, folding according to a designed radian, additionally arranging through length reinforcing bars on each side, fixing every 2 hollow units with metal nets by using iron wires, manufacturing wedge-shaped wood blocks by using ST-1 for the edge keels of the arc wall according to the wall angle, and nailing the keels on the wedge-shaped wood blocks by using wood screws with the spacing not more than 600mm;
before the metal net is installed, firstly assembling the net sheets, tying the net sheets with galvanized iron wires once every 400mm, inserting an ST-3 vertical keel in each net sheet, wherein the length of the ST-3 vertical keel is consistent with the net sheets, and the ST-3 vertical keel is not shorter than the net sheets, and binding the ST-3 vertical keel with the net sheets with galvanized iron wires every 500 mm; the meshes are sequentially arranged from one side of the wall and one side of the column, each mesh is bound with a transverse keel up and down by galvanized iron wires, and two adjacent meshes are fixed by a spring fastener or bound by galvanized iron wires, and the distance is not more than 600mm;
filling a groove for plastering, spraying cement mortar, performing roughening treatment, filling up grooves, using the cement mortar as a base layer for roughening, and using the cement mortar as a surface layer; carrying out sprinkling curing for at least 2 days after wall plastering is completed, and curing for at least 2 times per day;
s5, ALC plate installation: the ALC plates are connected with the top beam, the structural beam, the main body wall and the column by adopting galvanized U-shaped steel clamps; when the ALC plate is installed, cement mortar seat slurry is used at the bottom of the wall body, and when the ALC plate is connected with other walls, beams and columns, a gap of 10-20mm is reserved at the end part, and the gap is filled with foaming agent;
s6, autoclaved aerated concrete block construction: the connection part of the building block and the reinforced concrete column or wall adopts a post-implantation type embedded tie bar on the original structure; discharging the number of the brick on the number rod or the wall, and marking the window sill, the opening and the ring beam construction elevation; building the wall body according to the specification; constructing a concrete waist beam and a constructional column according to the specification and the requirements; plugging the wall top;
s7, construction of the joint of the RLC plate and other walls: the RLC plate is connected with the ALC plate, is connected with the pipeline centralized wall body in a masonry manner and is connected with the hollow inner membrane metal mesh cement partition wall in a reinforced manner by adopting a cubic steel column mode, one end of the cubic steel column is welded with the corner connector, the other end of the square steel column is fixed on a floor slab by bolts, and U-shaped steel clamps are welded on two sides of the steel column and are used for connecting and fixing the RLC plate and other materials; the construction and connection of the RLC plate and the guide rail fixed wall body adopts a concrete constructional column mode for reinforcement treatment.
Preferably, in S3, the U-shaped steel clips are fixed by using a nail, wherein the distance between the U-shaped steel clips and the steel clips at the joints of the floor slab and the structural beam is not more than 600mm, and the U-shaped steel clips and the steel clips at the joints of the main body wall and the column are discontinuously arranged by 1 m.
Preferably, in S3, the constructional column is arranged when the wall length exceeds 6m, meanwhile, the lintel is arranged when the wall height exceeds the plate thickness height and the door and window hole width exceeds 1500mm, the lintel and the constructional column are both made of square steel, and the RLC plate is connected with the constructional column and the lintel by adopting U-shaped steel clamps.
Preferably, in S5, the U-shaped steel clamps are fixed by adopting shooting nails, the distance between the U-shaped steel clamps at the joints of the ALC plate and the floor slab and the structural beam is not more than 600mm, the U-shaped steel clamps at the joints of the ALC plate and the main body wall and the column are discontinuously arranged by 1m, and the end part of each wall is fixed by adopting angle steel.
Preferably, in S5, when the ALC plate exceeds 6m, a constructional column is added, the constructional column is made of square steel, and the constructional column is fixed on the floor slab by expansion bolts after being welded with flat iron or corner brace.
Compared with the prior art, the invention has the beneficial effects that: the composite construction method for the special-shaped complex secondary structure can solve the problem of difficulty in construction of the special-shaped complex secondary structure.
Drawings
FIG. 1 is a flow chart of a composite construction method of a special-shaped complex secondary structure.
Fig. 2 is a schematic view of RLC board installation in an embodiment of the present invention.
FIG. 3 is a schematic illustration of a hollow inner membrane metal mesh cement arc wall construction in accordance with an embodiment of the present invention.
FIG. 4 is a schematic view of an ALC board installation in an embodiment of the present invention.
Fig. 5 is a schematic view of autoclaved aerated concrete block construction in an embodiment of the invention.
Fig. 6 is a schematic diagram of RLC board and ALC board handover construction according to an embodiment of the present invention.
Fig. 7 is a schematic view of RLC plate and pipeline centralized wall masonry joint construction in an embodiment of the present invention.
Fig. 8 is a schematic diagram of the construction of the RLC plate and the hollow inner membrane metal mesh cement arc wall in the embodiment of the present invention.
Fig. 9 is a schematic view of construction of a masonry joint between an RLC board and a rail-mounted wall in an embodiment of the present invention.
Wherein, 1, floor, 2, RLC plate, 3, U-shaped steel clip, 4, angle code and expansion bolt, 5, constructional column, 6, lintel, 7, building block, 8, concrete constructional column, 9, a concrete waist beam, 10, an ALC plate, 11, side keels, 12, transverse keels, 13, vertical keels, 14 metal nets, 15 and a hollow inner membrane metal net cement arc wall.
Detailed Description
The invention is further described with reference to the following detailed drawings in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the implementation of the invention easy to understand.
Examples
The composite construction method of the special-shaped complex secondary structure, as shown in figures 1-9, comprises the following steps:
s1, cleaning a base layer: cleaning a wall base layer before construction of the secondary structural wall, cleaning and washing out slurry and dust on floors, and watering to moisten the base layer; checking and accepting the organization base layer before construction, and entering the next working procedure after the organization base layer is qualified;
s2, paying-off positioning: before construction, drawing a secondary structure interface deepening diagram by taking a design drawing as a basis, wherein the drawing principle is as follows: arc walls with curvature smaller than 0.5 and straight walls adopt an RLC plate mounting process, arc walls with curvature larger than 0.5 adopt a hollow inner membrane metal mesh cement partition wall construction process, hanging parts are concentrated, such as toilet walls adopt an ALC plate mounting process, pipeline concentrated, such as power substations and guide rail fixed, such as elevator walls adopt an autoclaved aerated concrete block building process;
a 1m elevation control line of a building is sprung on a structural concrete column, a wall line comprising an axis, a side line and a control line is sprung on a floor according to a design drawing, a ring beam lintel position line is sprung on a structural wall and a column, a horizontal through line is pulled from the roof to an outer wall window hole from the same layer of window, and a hole side line is marked on the beam column so as to ensure that the outer edge line of the window is horizontal and vertical;
s3, mounting the RLC plate straight type and the micro-arc wall: referring to fig. 2, the rlc plate 2 is connected with the top beam, the structural beam, the main body wall and the column by adopting a U-shaped steel clip 3 and is fixed by using a nail, wherein the steel clip spacing between the rlc plate and the joint of the floor slab 1 and the structural beam is not more than 600mm, and the steel clip 1m between the rlc plate and the joint of the main body wall and the column is discontinuously arranged; setting constructional columns 5 when the wall length exceeds 6m, setting lintel 6 when the wall height exceeds the plate thickness height and the door and window hole width exceeds 1500mm, wherein the lintel 6 and the constructional columns 5 are made of square steel, and the RLC plate 2 is connected with the constructional columns 5 and the lintel 6 by U-shaped steel clamps;
the RLC plate 2 is assembled into a first fixed integral wallboard, a second fixed door and window opening wallboard, the whole wallboard is firstly assembled and then the wallboard is repaired, when the wallboard is installed, the adhesive is fully coated on the bonding surfaces of the top end and the side edges of the wallboard, the coating is uniform, the scraping is not needed, the thickness of the adhesive is not less than 5mm, when the wallboard is erected, the wallboard is tightly squeezed into place by using a crow bar, the verticality and the flatness of the adjacent board are corrected, the seam is tightly squeezed and straightened, the wallboard is tightly adhered to the ground, if the uneven ground is met, the wallboard is tightly propped up by using a wood wedge at the bottom of the wallboard, the wood wedge can be taken out after the vertical board is maintained for 3 days, the wedge hole is filled by using mortar, the mortar extruded between the boards is timely scraped and repaired, and the wall is leveled by using a guiding rule and a plastering plate to be vertical;
a 50mm grid cloth and a 100mm grid cloth are stuck at the rabbet position between the plates by using joint filling mortar, a 100mm grid cloth is stuck at the joint of the bottom of the structural beam and the top of the plates, a 200mm grid cloth is stuck at the internal corner, the sticking of the grid cloth is required to be neat, and the visual inspection is correct;
s4, constructing a hollow inner membrane metal mesh cement arc wall: referring to fig. 3, installing side keels 11 and cross keels 12, fixing the cross keels 12 with steel beams or steel columns by machine screws or self-tapping screws according to paying-off, wherein the shooting nail spacing is not more than 600mm, selecting 2 ST-2 keels for the upper and lower keels on an arc wall, folding according to a designed radian, adding phi 6 through length steel bars on each side, fixing every 2 hollow units with a metal net 14 by using 22# iron wires, manufacturing wedge-shaped wood blocks by using ST-1 for the side keels 11 of the arc wall according to the wall angle, and nailing the keels on the wedge-shaped wood blocks by using wood screws with the spacing not more than 600mm;
before the metal net 14 is installed, firstly assembling 2 meshes on an operation platform, tying the meshes with 22# galvanized iron wires every 400mm, inserting an ST-3 vertical keel 13 into each mesh, wherein the length of the ST-3 vertical keel is consistent with the mesh, and the ST-3 vertical keel is not shorter than the mesh, and is tied with the mesh every 500mm by the 22# galvanized iron wires; the meshes are sequentially arranged from one side of the wall and one side of the column, each mesh is bound with a 22# galvanized iron wire from top to bottom, two adjacent meshes are fixed by a special tool through a spring fastener or bound with a 22# galvanized iron wire, and the interval is not more than 600mm; the mesh sheets which are not enough are placed in the middle of the wall body, and a keel is additionally arranged;
filling the groove, plastering, spraying cement mortar in a ratio of 1:3, performing napping treatment, filling up the groove, and then using 1:3, the cement mortar is used as a base layer for roughening, and finally, the cement mortar is used as a surface layer in a ratio of 1:2.5; after wall plastering is finished, carrying out sprinkling curing for at least 2 days, curing for at least 2 times per day, and determining a winter construction curing site; after construction, on-site construction waste is immediately cleaned, so that on-site cleanliness is ensured;
s5, ALC plate installation: referring to fig. 4, the ALC plate 10 is connected with the top beam, the structural beam, the main body wall and the column by adopting a U-shaped steel clamp 3, and is fixed by using a shooting nail, the distance between the ALC plate 10 and the U-shaped steel clamp at the joint of the floor slab 1 and the structural beam is not more than 600mm, the U-shaped steel clamp 1m at the joint of the ALC plate 10 and the main body wall and the column is discontinuously arranged, and the end part of each wall is fixed by adopting angle steel; when the ALC plate 10 is installed for more than 6m, a constructional column 5 is added, the constructional column 5 is made of square steel, and the constructional column 5 is fixed on a floor slab by expansion bolts after being welded with corner joints;
when the ALC plate is installed, 1 is used at the bottom of a wall body: 3, the cement mortar seat slurry is squeezed into place by a crow bar with force when the wallboard is erected, verticality and flatness of adjacent boards are corrected, the joint is squeezed tightly and straight, the wallboard is tightly attached to the ground, if the floor is uneven, a wooden wedge is tightly propped against the bottom of the wallboard, the wooden wedge can be taken out after the vertical boards are maintained for 3 days and is used for filling wedge holes with mortar, the mortar extruded between the boards is scraped and filled in time, a guiding ruler and a plastering plate are used for leveling and finding the vertical of the wall, when the ALC board 10 is connected with other walls, beams and columns, a gap of 10-20mm is reserved at the end part, and the gap is filled with a foaming agent; after the ALC board 10 is installed, checking the flatness and verticality of the ALC board, controlling the error within three millimeters, and if the error is too large, reworking is needed;
s6, autoclaved aerated concrete block construction: referring to fig. 5, where the block 7 is connected with the reinforced concrete column or wall, the original structure adopts a post-implantation type embedded tie bar; discharging the number of the brick on the number rod or the wall, and marking the window sill, the opening and the ring beam construction elevation; building the wall body according to the specification; constructing a concrete waist beam 9 and a concrete constructional column 8 according to the specification and the requirements; plugging the wall top;
s7, construction of the joint of the RLC plate and other walls: referring to fig. 6-9, RLC plate 2 is connected with ALC plate 10, is connected with pipeline centralized wall body masonry and is connected with hollow inner membrane metal net cement arc wall 15 in a reinforced manner by adopting a cubic steel column mode, one end of the cubic steel column is welded with a corner bracket, the other end of the square steel column is fixed on a floor slab by bolts, and a U-shaped steel clip is welded on two sides of the steel column for connecting and fixing RLC plate 2 and other materials; the construction and connection of the RLC plate 2 and the guide rail fixed wall body adopts a concrete constructional column mode for reinforcement treatment.
The foregoing is only the embodiments of the present invention, and therefore, the patent scope of the invention is not limited thereto, and all equivalent structures made by the description of the invention and the accompanying drawings are directly or indirectly applied to other related technical fields, which are all within the scope of the invention.
Claims (5)
1. The composite construction method of the special-shaped complex secondary structure is characterized by comprising the following steps of:
s1, cleaning a base layer: cleaning a wall base layer before construction of the secondary structural wall, cleaning and washing out slurry and dust on floors, and watering to moisten the base layer; checking and accepting the organization base layer before construction, and entering the next working procedure after the organization base layer is qualified;
s2, paying-off positioning: before construction, drawing a secondary structure interface deepening diagram by taking a design drawing as a basis, wherein the drawing principle is as follows: the arc wall with curvature smaller than 0.5 and the straight wall adopt an RLC plate mounting process, the arc wall with curvature larger than 0.5 adopts a hollow inner membrane metal mesh cement partition wall construction process, the pendant-concentrated wall adopts an ALC plate mounting process, and the pipeline-concentrated wall and the guide rail-fixed wall adopt an autoclaved aerated concrete block masonry process;
the method comprises the steps of (1) bouncing a building elevation control line on a structural concrete column, bouncing a wall line on a floor according to a design drawing, bouncing a ring beam lintel position line on a structural wall and a column, hanging a line downwards from the roof of an outer wall window hole, drawing a horizontal through line with a layer of window, and marking a hole edge line on a beam column so as to ensure that the outer edge line of the window is horizontal, flat and vertical;
s3, mounting the RLC plate straight type and the micro-arc wall: the RLC plates are connected with the top beam, the structural beam, the main body wall and the column by adopting U-shaped steel clamps; the RLC plates are assembled into a first fixed integral wallboard, then a door and window opening wallboard is fixed, the integral wallboard is firstly arranged and then the wallboard is complemented, when the wallboard is installed, the bonding surface between the top end and the side edge of the wallboard is fully coated with an adhesive, and the thickness of the adhesive coated is not less than 5mm; joint filling mortar is adopted to paste grid cloth at the rabbet position between the plates, the joint of the bottom of the structural beam and the top of the plate and at the internal corners;
s4, constructing a hollow inner membrane metal mesh cement arc wall: the method comprises the steps of installing edges and transverse keels, fixing the transverse keels with steel beams or steel columns by using machine screws or self-tapping screws according to paying-off, wherein the shooting nail spacing is not more than 600mm, selecting 2 ST-2 keels for the upper and lower keels on the arc wall, folding according to a designed radian, additionally arranging through length reinforcing bars on each side, fixing every 2 hollow units with metal nets by using iron wires, manufacturing wedge-shaped wood blocks by using ST-1 for the edge keels of the arc wall according to the wall angle, and nailing the keels on the wedge-shaped wood blocks by using wood screws with the spacing not more than 600mm;
before the metal net is installed, firstly assembling the net sheets, tying the net sheets with galvanized iron wires once every 400mm, inserting an ST-3 vertical keel in each net sheet, wherein the length of the ST-3 vertical keel is consistent with the net sheets, and the ST-3 vertical keel is not shorter than the net sheets, and binding the ST-3 vertical keel with the net sheets with galvanized iron wires every 500 mm; the meshes are sequentially arranged from one side of the wall and one side of the column, each mesh is bound with a transverse keel up and down by galvanized iron wires, and two adjacent meshes are fixed by a spring fastener or bound by galvanized iron wires, and the distance is not more than 600mm;
filling a groove for plastering, spraying cement mortar, performing roughening treatment, filling up grooves, using the cement mortar as a base layer for roughening, and using the cement mortar as a surface layer; carrying out sprinkling curing for at least 2 days after wall plastering is completed, and curing for at least 2 times per day;
s5, ALC plate installation: the ALC plates are connected with the top beam, the structural beam, the main body wall and the column by adopting galvanized U-shaped steel clamps; when the ALC plate is installed, cement mortar seat slurry is used at the bottom of the wall body, and when the ALC plate is connected with other walls, beams and columns, a gap of 10-20mm is reserved at the end part, and the gap is filled with foaming agent;
s6, autoclaved aerated concrete block construction: the connection part of the building block and the reinforced concrete column or wall adopts a post-implantation type embedded tie bar on the original structure; discharging the number of the brick on the number rod or the wall, and marking the window sill, the opening and the ring beam construction elevation; building the wall body according to the specification; constructing a concrete waist beam and a constructional column according to the specification and the requirements; plugging the wall top;
s7, construction of the joint of the RLC plate and other walls: the RLC plate is connected with the ALC plate, is connected with the pipeline centralized wall body in a masonry manner and is connected with the hollow inner membrane metal net cement partition wall in a reinforced manner by adopting a cubic steel column mode, one end of the cubic steel column is welded with the corner connector, the other end of the square steel column is fixed on a floor slab by bolts, and U-shaped steel clamps are welded on two sides of the steel column for connecting and fixing the RLC plate; the construction and connection of the RLC plate and the guide rail fixed wall body adopts a concrete constructional column mode for reinforcement treatment.
2. The composite construction method of the special-shaped complex secondary structure according to claim 1, wherein in the S3, the U-shaped steel clamps are fixed by adopting shooting nails, wherein the distance between the U-shaped steel clamps at the joints of the floor slab and the structural beam is not more than 600mm, and the U-shaped steel clamps at the joints of the U-shaped steel clamps with the main body wall and the main body column are arranged intermittently.
3. The composite construction method of the special-shaped complex secondary structure according to claim 1, wherein in the S3, a constructional column is arranged when the wall length exceeds 6m, meanwhile, a lintel is arranged when the wall height exceeds the plate thickness limit height and the door and window hole width exceeds 1500mm, the lintel and the constructional column are both made of square steel, and the RLC plate is connected with the constructional column and the lintel by adopting U-shaped steel clamps.
4. The composite construction method of the special-shaped complex secondary structure according to claim 1, wherein in the S5, the U-shaped steel clamps are fixed by adopting shooting nails, the distance between the U-shaped steel clamps at the joints of the ALC plate and the floor slab and the structural beam is not more than 600mm, the U-shaped steel clamps 1m at the joints of the ALC plate and the main body wall and the column are discontinuously arranged, and the end part of each wall is fixed by adopting angle steel.
5. The composite construction method of the special-shaped complex secondary structure according to claim 1, wherein in the S5, when the ALC plate exceeds 6m, a constructional column is added, the constructional column is made of square steel, and after the constructional column is welded with flat iron or corner connector, the constructional column is fixed on a floor slab by using expansion bolts.
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| CN1986989A (en) * | 2006-11-27 | 2007-06-27 | 青岛建设集团公司 | Three dimension arch steel concrete structure formwork and construction method |
| CN101446109A (en) * | 2008-12-30 | 2009-06-03 | 吴淑环 | Composite component with alkaline-resisting glass fiber net plasterer |
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| CN111593819A (en) * | 2020-06-30 | 2020-08-28 | 浙江大学建筑设计研究院有限公司 | Pre-embedded masonry wall connecting assembly capable of being adjusted flexibly and positioned accurately and using method |
| CN111926992A (en) * | 2020-09-09 | 2020-11-13 | 江苏开放大学（江苏城市职业学院） | Bridge cut-off cavity steel mesh centre form wallboard |
| CN214461491U (en) * | 2020-06-19 | 2021-10-22 | 苏州工业园区国发国际建筑装饰工程有限公司 | Arc light partition wall |
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| JPH07119239A (en) * | 1993-10-25 | 1995-05-09 | Fuji Kogyo Kk | Alc panel for constructing curved wall face |
| JPH09217476A (en) * | 1996-02-13 | 1997-08-19 | Yoshino Sekko Kk | Building board for forming curved surface, curved structure, substrate frame structure for curved surface and construction of curved structure |
| CN1986989A (en) * | 2006-11-27 | 2007-06-27 | 青岛建设集团公司 | Three dimension arch steel concrete structure formwork and construction method |
| CN101446109A (en) * | 2008-12-30 | 2009-06-03 | 吴淑环 | Composite component with alkaline-resisting glass fiber net plasterer |
| CN203603276U (en) * | 2013-11-25 | 2014-05-21 | 良固建筑工程（上海）有限公司 | Specially-shaped mesh plate outer wall with thermal insulation layer |
| CN214461491U (en) * | 2020-06-19 | 2021-10-22 | 苏州工业园区国发国际建筑装饰工程有限公司 | Arc light partition wall |
| CN111593819A (en) * | 2020-06-30 | 2020-08-28 | 浙江大学建筑设计研究院有限公司 | Pre-embedded masonry wall connecting assembly capable of being adjusted flexibly and positioned accurately and using method |
| CN111926992A (en) * | 2020-09-09 | 2020-11-13 | 江苏开放大学（江苏城市职业学院） | Bridge cut-off cavity steel mesh centre form wallboard |
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| CN114575491A (en) | 2022-06-03 |
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