CN110685373A - Construction method of integrated exterior wall masonry system - Google Patents
Construction method of integrated exterior wall masonry system Download PDFInfo
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- CN110685373A CN110685373A CN201910868872.2A CN201910868872A CN110685373A CN 110685373 A CN110685373 A CN 110685373A CN 201910868872 A CN201910868872 A CN 201910868872A CN 110685373 A CN110685373 A CN 110685373A
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- precast concrete
- column
- wall
- construction method
- concrete slab
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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
-
- 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
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/30—Columns; Pillars; Struts
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Finishing Walls (AREA)
Abstract
The invention relates to a construction method of an integrated exterior wall masonry system, which comprises the following construction steps: 1) prefabricating a precast concrete slab in a factory; 2) selecting a proper lifting appliance according to the form of the component and the lifting height; 3) hoisting the precast concrete slab to a construction position; 4) stopping the prefabricated concrete plate from descending when the distance from the installation position is 50cm, and checking whether the front and back surfaces of the prefabricated concrete plate are consistent with a drawing; 5) preliminarily fixing the position of the precast concrete plate according to the position of the embedded anchor bolt; 6) accurately adjusting the position of the embedded anchor bolt according to the control line, and coinciding with the position of the measurement paying-off; 7) placing the precast concrete slab in place; fixing the precast concrete plate through a fixing nut, so that the precast concrete plate is fixed on the column; 8) building the reserved tie bars of the precast concrete slabs and the outer walls of the building blocks together; 9) and a through seam is reserved between the other side of the column and the outer wall of the building block. The invention has the advantages of convenient construction, reduced thickness of column outer wrapping wallboard, reduced risk of convex beam and convex column, etc.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to a construction method of a building outer wall, in particular to a construction method of an integrated outer wall masonry system, and belongs to the technical field of building engineering.
[ background of the invention ]
The masonry wall body is a wall body which is built by bricks or building blocks, is one of main components of a building and plays roles of enclosure and bearing. The masonry wall has many advantages of heat preservation, heat insulation, sound insulation and the like.
The steel-concrete partial combined column is a novel combined member proposed in Europe in the eighties of the twentieth century, and the basic type of the section of the combined column is that concrete is filled between flanges of an H-shaped steel member. The combined column has the advantages of large bearing capacity and high rigidity.
When the masonry wall and the steel-concrete part combination column are combined to form a novel masonry external wall, the defects are often as follows:
1. to improve the fire performance of the column. The wallboard needs to be wrapped outside the column, the wallboard can occupy the building area, and meanwhile, the risk of convex beams and convex columns is easily generated indoors.
2. The construction difficulty is big, and the precision is poor, and the wholeness is poor, easily produces the crack.
3. The wall is built in the market, and the construction efficiency of building outside the column is low.
Therefore, in order to solve the above technical problems, it is necessary to provide an innovative construction method of an integrated exterior wall masonry system to overcome the above-mentioned drawbacks of the prior art.
[ summary of the invention ]
In order to solve the problems, the invention aims to provide a construction method of an integrated exterior wall masonry system, which is convenient to construct, and can reduce the thickness of column exterior cladding wall boards and reduce the risk of convex beams and convex columns.
In order to achieve the purpose, the invention adopts the technical scheme that: a construction method of an integrated outer wall masonry system comprises a column, a precast concrete plate and a building block outer wall; wherein, an embedded anchor bolt is fixed on the column; the precast concrete plate is provided with a through hole; the embedded anchor bolt penetrates through the through hole and is in threaded connection with a fixing nut; reserving a tie bar on the precast concrete slab; the building block outer walls are respectively built on two sides of the column, wherein the building block outer wall and the tie bar tie on one side are provided with a seam structure, and a seam structure is arranged between the building block outer wall and the column on the other side;
the method comprises the following construction steps:
1) prefabricating a precast concrete slab in a factory;
2) selecting a proper lifting appliance according to the form of the component and the lifting height;
3) the precast concrete slab is lifted off the ground, whether the precast concrete slab is horizontal or not and whether the stress condition of each lifting point is uniform or not are checked, and the precast concrete slab can be lifted to a construction position after the member reaches the horizontal state and the stress of each lifting hook is uniform;
4) stopping the prefabricated concrete plate from descending when the distance from the installation position is 50cm, and checking whether the front and back surfaces of the prefabricated concrete plate are consistent with a drawing;
5) preliminarily fixing the position of the precast concrete plate according to the position of the embedded anchor bolt;
6) accurately adjusting the position of the embedded anchor bolt according to the control line, and coinciding with the position of the measurement paying-off;
7) after the transverse joint is adjusted to be straight according to the elevation, the precast concrete slab is in place, and grout needs to be set when the precast concrete slab is in place; fixing the precast concrete plate through a fixing nut, so that the precast concrete plate is fixed on the column;
8) building the reserved tie bars of the precast concrete slabs and the outer wall of the building blocks together to form an integral outer wall;
9) and a through seam is reserved between the other side of the column and the outer wall of the building block, and the outer wall plate seam structure is adopted for processing.
The construction method of the integrated exterior wall masonry system further comprises the following steps: the manufacturing process of the precast concrete plate in the step 1) comprises the following steps:
1-1), cleaning a die table, spraying a release agent, and fixing a steel template as required;
1-2), fixing tie bars of a concrete slab on the steel formwork;
1-3), fixing a demoulding anchor bolt and a hanging anchor bolt as a demoulding hanging mould sleeve;
1-4), reserving a sleeve so as to leave a mounting through hole;
1-5), pouring common concrete to a specified thickness to form a flat plate, vibrating, and after initial setting;
1-6), covering the protective film and carrying out steam curing;
1-7), after the curing time is enough and the concrete strength is reached, removing the formwork and warehousing, and finishing the manufacture of the precast concrete slab.
The construction method of the integrated exterior wall masonry system further comprises the following steps: the post includes H shaped steel, H shaped steel is by the web to and the welding constitute at the web both ends and with the web vertically edge of a wing, pre-buried crab-bolt welds on the web.
The construction method of the integrated exterior wall masonry system further comprises the following steps: concrete is filled between flanges in the H-shaped steel.
The construction method of the integrated exterior wall masonry system further comprises the following steps: the steel bar mesh and the tie steel bar are tied.
The construction method of the integrated exterior wall masonry system further comprises the following steps: and heat-insulating rock wool is filled between the column and the precast concrete plate as well as between the column and the outer wall of the building block.
The construction method of the integrated exterior wall masonry system further comprises the following steps: and sealant is filled in the seam structure.
The construction method of the integrated exterior wall masonry system further comprises the following steps: the building block outer wall close to one side of the seam structure comprises a square steel pipe constructional column, an anchor bar is welded on the square steel pipe constructional column, and the anchor bar is connected with a reinforcing mesh.
The construction method of the integrated exterior wall masonry system of the invention also comprises the following steps: and the outer surfaces of the precast concrete slab and the outer wall of the building block are sequentially paved with a steel wire mesh, alkali-resistant glass fiber mesh cloth and outer wall painting paint.
Compared with the prior art, the invention has the following beneficial effects:
1. the precast concrete plate is integrally poured, so that the precast concrete plate has good integrity, the thickness of the column outer wrapping wall body can be reduced, the building area is increased, and the risk of the convex beam and the convex column is reduced;
2. the precast concrete plate has light weight, low hoisting difficulty in site construction and material cost saving, and is convenient to install and adjustable in three directions by adopting bolt connection;
3. the precast concrete plate is simple to operate on the basis of not increasing the cost of the die and the die table, greatly improves the manufacturing efficiency and reduces the manufacturing cost.
4. The precast concrete plate can achieve the first-level fireproof effect.
5. The integrated outer wall masonry system well makes up short plates on the masonry outer wall;
6. the integrated exterior wall masonry system has good physical performance, is prefabricated and produced by factories, and has extremely high assembly rate.
[ description of the drawings ]
Fig. 1 is an exploded perspective view of an integrated exterior wall masonry system of the present invention.
Fig. 2 is a horizontal sectional view of the integrated exterior wall masonry system of the present invention.
Fig. 3 is a vertical sectional view of the integrated exterior wall masonry system of the present invention.
[ detailed description ] embodiments
Referring to the attached drawings 1 to 3 in the specification, the invention relates to an integrated exterior wall masonry system, which comprises a column 2, a precast concrete plate 1, a building block exterior wall 3 and the like.
Wherein, an embedded anchor bolt 4 is fixed on the column 2. In the present embodiment, the column 2 includes an H-shaped steel 5, the H-shaped steel 5 is composed of a web 51 and flanges 52 welded to both ends of the web 51 and perpendicular to the web 51, and the anchor bolts 4 are welded to the web 51. Concrete 53 is filled between flanges 52 in the H-shaped steel 5 to improve the structural strength of the column 2 and improve the fireproof effect of the column 2. Of course, concrete may be left unfilled as desired.
The precast concrete plate 1 is precast in a factory and is provided with a through hole 11. The embedded anchor 4 passes through the through hole 11 and is screwed with a fixing nut 41, so that the precast concrete slab 1 is fixed on the column 2. And a tie bar 12 is reserved on the precast concrete slab 1.
The manufacturing process of the precast concrete plate 1 comprises the following steps:
1-1), cleaning a die table, spraying a release agent, and fixing a steel template as required;
1-2), fixing tie bars 12 of a concrete slab on the steel formwork;
1-3), fixing a demoulding anchor bolt and a hanging anchor bolt as a demoulding hanging mould sleeve;
1-4), reserving a sleeve so as to leave a mounting through hole 11;
1-5), pouring common concrete to a specified thickness to form a flat plate, vibrating, and after initial setting;
1-6), covering the protective film and carrying out steam curing;
1-7), after the curing time is enough and the concrete strength is reached, removing the formwork and warehousing, and finishing the manufacture of the precast concrete slab.
The precast concrete plate 1 is integrally cast, has good integrity, can reduce the thickness of a column outer wrapping wall body, increases the building area and reduces the risk of convex beams and convex columns; meanwhile, the three-way adjustable steel wire rope is light in weight, low in hoisting difficulty in site construction and material cost saving, and convenient to install and adjustable in three directions due to the fact that the steel wire rope is connected through bolts. On the basis of not increasing the cost of a mould and a mould table, the precast concrete plate 1 is simple to operate, greatly improves the manufacturing efficiency and reduces the manufacturing cost.
The building block outer walls 3 are respectively built on two sides of the column 1, wherein the building block outer wall 3 and the tie steel bar 12 on one side are tied, and a seam structure is arranged between the building block outer wall 3 and the column 1 on the other side. Specifically, a steel bar net piece 31 is laid in the building block outer wall 3; the steel mesh 31 and the tie bars 12 are tied, so that the bonding strength of the building block outer wall 3 and the precast concrete slab 1 is improved. The seam structure enables the outer wall masonry system to be telescopic, cracks are not easy to generate, and the seam structure is filled with the sealant 7.
Further, heat-insulating rock wool 6 is filled between the column 2 and the precast concrete slab 1, between the column 2 and the outer wall 3 of the building block, so that the heat-insulating performance of the outer wall masonry system is improved.
The building block outer wall 3 close to one side of the seam structure comprises a square steel pipe constructional column 8, an anchor bar 81 is welded and connected to the square steel pipe constructional column 8, and the anchor bar 81 is connected with the steel mesh 31.
And the outer surfaces of the precast concrete board 1 and the outer wall 3 of the building block are sequentially paved with a steel wire mesh 91, alkali-resistant glass fiber mesh cloth 92 and outer wall painting paint 93, so that the wall surface of the outer wall masonry system has good flatness, and can be decorated as required.
The construction method of the integrated exterior wall masonry system comprises the following construction steps:
1) prefabricating a precast concrete slab 1 in a factory;
2) selecting a proper lifting appliance according to the form of the component and the lifting height;
3) the precast concrete slab 1 is lifted off the ground, whether the precast concrete slab 1 is horizontal or not and whether the stress condition of each lifting point is uniform or not are checked, and the precast concrete slab can be lifted to a construction position after the member reaches the horizontal state and the stress of each lifting hook is uniform;
4) stopping the prefabricated concrete plate 1 from descending when the distance from the installation position is 50cm, and checking whether the front and back surfaces of the prefabricated concrete plate 1 are consistent with a drawing;
5) preliminarily fixing the position of the precast concrete plate 1 according to the position of the embedded anchor bolt 4;
6) accurately adjusting the position of the embedded anchor bolt 4 according to the control line, and coinciding with the position of the measurement paying-off;
7) after the transverse joint is adjusted to be straight according to the elevation, the precast concrete slab 1 is in place, and grout needs to be set when the slab is in place; fixing the precast concrete panel 1 by the fixing nut 41, so that the precast concrete panel 1 is fixed on the column 2;
8) the reserved tie bars 12 of the precast concrete slabs 1 and the building block outer wall 3 are built together to form an integral outer wall;
9) and a through seam is reserved between the other side of the column and the outer wall 3 of the building block, and an outer wall plate seam structure is adopted for processing.
The integrated outer wall masonry system is simple and convenient to construct, can reduce the thickness of the outer wall covering plate of the column 2, reduce the risk of the convex beam and the convex column, increase the building area and well compensate for short plates on the masonry outer wall.
The above embodiments are merely preferred embodiments of the present disclosure, which are not intended to limit the present disclosure, and any modifications, equivalents, improvements and the like, which are within the spirit and principle of the present disclosure, should be included in the scope of the present disclosure.
Claims (9)
1. A construction method of an integrated exterior wall masonry system is characterized in that: the integrated outer wall masonry system comprises a column, a precast concrete plate and a building block outer wall; wherein, an embedded anchor bolt is fixed on the column; the precast concrete plate is provided with a through hole; the embedded anchor bolt penetrates through the through hole and is in threaded connection with a fixing nut; reserving a tie bar on the precast concrete slab; the building block outer walls are respectively built on two sides of the column, wherein the building block outer wall and the tie bar tie on one side are provided with a seam structure, and a seam structure is arranged between the building block outer wall and the column on the other side;
the method comprises the following construction steps:
1) prefabricating a precast concrete slab in a factory;
2) selecting a proper lifting appliance according to the form of the component and the lifting height;
3) the precast concrete slab is lifted off the ground, whether the precast concrete slab is horizontal or not and whether the stress condition of each lifting point is uniform or not are checked, and the precast concrete slab can be lifted to a construction position after the member reaches the horizontal state and the stress of each lifting hook is uniform;
4) stopping the prefabricated concrete plate from descending when the distance from the installation position is 50cm, and checking whether the front and back surfaces of the prefabricated concrete plate are consistent with a drawing;
5) preliminarily fixing the position of the precast concrete plate according to the position of the embedded anchor bolt;
6) accurately adjusting the position of the embedded anchor bolt according to the control line, and coinciding with the position of the measurement paying-off;
7) after the transverse joint is adjusted to be straight according to the elevation, the precast concrete slab is in place, and grout needs to be set when the precast concrete slab is in place; fixing the precast concrete plate through a fixing nut, so that the precast concrete plate is fixed on the column;
8) building the reserved tie bars of the precast concrete slabs and the outer wall of the building blocks together to form an integral outer wall;
9) and a through seam is reserved between the other side of the column and the outer wall of the building block, and the outer wall plate seam structure is adopted for processing.
2. The construction method of the integrated exterior wall masonry system according to claim 1, wherein: the manufacturing process of the precast concrete plate in the step 1) comprises the following steps:
1-1), cleaning a die table, spraying a release agent, and fixing a steel template as required;
1-2), fixing tie bars of a concrete slab on the steel formwork;
1-3), fixing a demoulding anchor bolt and a hanging anchor bolt as a demoulding hanging mould sleeve;
1-4), reserving a sleeve so as to leave a mounting through hole;
1-5), pouring common concrete to a specified thickness to form a flat plate, vibrating, and after initial setting;
1-6), covering the protective film and carrying out steam curing;
1-7), after the curing time is enough and the concrete strength is reached, removing the formwork and warehousing, and finishing the manufacture of the precast concrete slab.
3. The construction method of the integrated exterior wall masonry system according to claim 1, wherein: the post includes H shaped steel, H shaped steel is by the web to and the welding constitute at the web both ends and with the web vertically edge of a wing, pre-buried crab-bolt welds on the web.
4. The construction method of the integrated exterior wall masonry system according to claim 3, wherein: concrete is filled between flanges in the H-shaped steel.
5. The construction method of the integrated exterior wall masonry system according to claim 1, wherein: the steel bar mesh and the tie steel bar are tied.
6. The construction method of the integrated exterior wall masonry system according to claim 1, wherein: and heat-insulating rock wool is filled between the column and the precast concrete plate as well as between the column and the outer wall of the building block.
7. The construction method of the integrated exterior wall masonry system according to claim 1, wherein: and sealant is filled in the seam structure.
8. The construction method of the integrated exterior wall masonry system according to claim 6, wherein: the building block outer wall close to one side of the seam structure comprises a square steel pipe constructional column, an anchor bar is welded on the square steel pipe constructional column, and the anchor bar is connected with a reinforcing mesh.
9. The construction method of the integrated exterior wall masonry system according to claim 1, wherein: and the outer surfaces of the precast concrete slab and the outer wall of the building block are sequentially paved with a steel wire mesh, alkali-resistant glass fiber mesh cloth and outer wall painting paint.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114592739A (en) * | 2022-03-22 | 2022-06-07 | 辽宁省城乡市政工程集团有限责任公司 | Semi-assembly type ultra-deep superposed water storage tank and construction process |
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| CN110685373B (en) | 2020-12-29 |
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