CN107237426B - Multiple constraint reinforced concrete column type wall structure, structure system and construction method thereof - Google Patents
Multiple constraint reinforced concrete column type wall structure, structure system and construction method thereof Download PDFInfo
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- CN107237426B CN107237426B CN201710452936.1A CN201710452936A CN107237426B CN 107237426 B CN107237426 B CN 107237426B CN 201710452936 A CN201710452936 A CN 201710452936A CN 107237426 B CN107237426 B CN 107237426B
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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
- E04B2/56—Load-bearing walls of framework or pillarwork; Walls incorporating load-bearing elongated members
- E04B2/64—Load-bearing walls of framework or pillarwork; Walls incorporating load-bearing elongated members with elongated members of concrete
- E04B2/68—Load-bearing walls of framework or pillarwork; Walls incorporating load-bearing elongated members with elongated members of concrete made by filling-up wall cavities
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Abstract
The column type wall structure comprises a single wall or is formed by connecting more than two single walls, a wall steel frame cylinder formed by enclosing steel plates and more than two rows of connecting pieces are arranged in the wall steel frame cylinder along the height direction of the wall steel frame cylinder at intervals, two ends of each connecting piece are connected to the front side and the rear side of the wall steel frame cylinder, the interior of the wall steel frame cylinder is divided into dark column spaces communicated with each other, a through dark column reinforcement cage is arranged in each dark column space, wall concrete is integrally poured in the dark column space, and horizontal transverse partition plates are fixedly connected to the inner sides of node areas of the wall steel frame cylinders. The invention has light weight, high strength and high energy consumption capability, most of work can be completed by a prefabrication method, the construction period is shortened, the construction quality is improved, the high-altitude operation is convenient, and the invention has better anti-seismic performance.
Description
Technical Field
The invention relates to a multi-constraint reinforced concrete column type wall structure, a structural system and a construction method thereof.
Background
Along with the development of building technology, the vertical load born by the bottom shear wall of the super high-rise building is larger and larger, the axial pressure ratio of the shear wall needs to be strictly controlled in order to ensure the ductility of the shear wall, the thickness of the wall body needs to be increased, but the dead weight of the structure is increased due to the fact that the wall body is too thick, the effective use area is reduced, the construction is complex, the building of the reinforced concrete shear wall structure is limited to a certain extent in terms of the total structural height and the space, and although the steel structure shear wall can solve the problem, the cost is increased due to the fact that the steel consumption is too high, and the reinforced concrete shear wall structure has defects.
Therefore, the double-layer steel plate combined shear wall which combines the two materials to jointly bear the force and is filled with concrete is produced. The double-layer steel plate composite shear wall is a novel side force resistant member for a high-rise building steel structure, which is provided on the basis of a steel plate shear wall. The double-layer steel plate is used as a basic acceptance original, the steel plate and the internally filled concrete are connected together through a connecting piece, and the periphery of the double-layer steel plate is connected with a steel frame. The connecting piece can effectively inhibit the outward buckling of the steel plate, and the inward buckling of the steel plate can be effectively prevented by the concrete plate filled in the connecting piece. Therefore, in the combined shear wall, the steel plate can effectively avoid buckling instability, and the high-strength material performance of the steel is fully exerted.
However, in practical application, the double-layer steel plate composite shear wall still has a local buckling phenomenon under a reciprocating earthquake; meanwhile, the internally filled concrete is restrained only by the out-of-plane restraint steel plate, and the advantages of vertical bearing capacity, ductility, energy consumption capacity and the like are not obvious.
Disclosure of Invention
The invention aims to provide a multi-constraint reinforced concrete column type wall structure, a structural system and a construction method thereof, which are used for solving the technical problem that the existing double-layer steel plate composite shear wall still generates local buckling phenomenon under reciprocating earthquake; meanwhile, the technical problems that the internally filled concrete is restrained only by the out-of-plane restraint steel plate, and the advantages of vertical bearing capacity, ductility, energy consumption capacity and the like are not obvious are solved.
In order to achieve the above purpose, the invention adopts the following technical scheme:
the utility model provides a multiple constraint reinforced concrete column type wall structure, includes the wall body, the wall body is the I-shaped wall, L type wall, T type wall or the cross type wall that monolithic wall formed by connecting monolithic wall or two more, the shape of monolithic wall is I-shaped wall or arc wall, monolithic wall is the wall body steel frame section of thick bamboo that is enclosed to close by the steel sheet and sets up the connecting piece more than two rows along its direction of height setting's one row or interval in the wall body steel frame section of thick bamboo, the both ends of connecting piece are connected in the front and back both sides with wall body steel frame section of thick bamboo, become the interior partition of wall body steel frame section of thick bamboo into the dark post space that is linked together, all correspond to be equipped with in each dark post space and link up dark post steel reinforcement cage, the wall body concrete has been pour to an organic whole in the dark post space, the node district inboard fixedly connected with horizontal transverse baffle of wall body steel frame section of thick bamboo.
The wall steel frame cylinder comprises two front and rear side plates and two left and right side plates, the transverse partition plate is a narrow plate, one side edge of the transverse partition plate is connected with the inner sides of the left and right side plates in a fitting way, and two ends of the transverse partition plate are connected between the two front and rear side plates.
The transverse partition plate is a whole plate which is adaptive to the size of the wall steel frame cylinder, four sides of the transverse partition plate are in closed connection with the inner side of the wall steel frame cylinder, and the plate is provided with a hole which is larger than the size of the hidden column reinforcement cage and is penetrated by the hidden column reinforcement cage.
The shape of the hole is polygonal or circular, and the cross section of the through hidden column reinforcement cage is polygonal or circular.
The connecting piece is in the form of an independent bolt, a reinforcing steel bar, a section steel, a steel plate strip, a welded steel member or a combination of the connecting pieces, and the connecting piece is connected with the two front side plates and the two rear side plates in a split bolt, bolting, welding or bolt welding combination mode.
And a non-through hidden column reinforcement cage is arranged between the transverse partition plates of the adjacent node areas, and the size of the non-through hidden column reinforcement cage is larger than that of the hole.
The front side plate and the rear side plate are provided with vertical wall seams, the wall seams are horizontally arranged in parallel at intervals along the width direction of the single-piece wall, damping materials are filled in the wall seams or a row of energy consumption members are horizontally arranged at intervals along the length direction of the wall seams.
The wall body is internally provided with an oblique reinforcing band which is additionally arranged along the diagonal line of the whole wall body, the oblique reinforcing band is provided with one reinforcing rib plate or two reinforcing rib plates which are fixedly arranged on the inner side walls of the front side plate and the rear side plate in a protruding manner, or a reinforcing dense band which is buried in concrete between the wall body steel frame cylinder and the through hidden column steel reinforcement cage and fixedly connected with the inner side walls of the wall body steel frame cylinder.
A multi-constraint reinforced concrete column type wall structure is characterized in that end posts are arranged at the end parts of at least one side of each single wall, or more than two single walls are connected through the end posts formed at the connecting positions.
The end column is a steel tube concrete column and comprises an end column steel tube formed by extending and enclosing a wall steel frame cylinder and end column concrete poured in the end column steel tube;
or the end column is a steel tube reinforced concrete column and comprises an end column steel tube, end column concrete and an end column steel reinforcement cage arranged in the end column steel tube, wherein the cross section of the end column steel reinforcement cage is polygonal or circular;
or the end column is a steel column and comprises a left side plate, a right side plate and steel bones welded on the left side plate and the right side plate;
or the end column is a steel reinforced concrete column and comprises a left side plate, a right side plate, steel ribs and end column reinforced concrete wrapping the steel ribs on the outer sides of the left side plate and the right side plate.
The structural system of the multi-constraint reinforced concrete column type wall structure comprises at least one multi-constraint reinforced concrete column type wall structure, a wall or/and column, a connecting beam and/or beam, a floor slab and a foundation.
The beam is a steel beam, a reinforced concrete beam or a steel-reinforced concrete composite beam, and the connecting beam is a steel beam, a reinforced concrete beam or a steel-reinforced concrete composite beam; the column is a steel column, a reinforced concrete column, a steel pipe concrete column, a steel reinforced concrete column or a steel pipe reinforced concrete column.
The floor slab is a prefabricated reinforced concrete floor slab, a prefabricated prestressed floor slab, a reinforced truss floor slab, a profiled steel sheet cast-in-situ reinforced concrete floor slab or a cast-in-situ concrete floor slab, and the concrete filled in the floor slab can be ordinary concrete, recycled concrete or high fly ash concrete.
The foundation is a reinforced concrete foundation, and the reinforced concrete foundation is an independent foundation, a raft foundation, a beam foundation, a box foundation, a pile foundation or a pile raft foundation; shock insulation pads are added between the foundation and the column and/or the wall.
The structural system further includes at least one lateral resistance member that is a conventional brace, dissipative brace, or dissipative wallboard.
The construction method of the structural system comprises the following construction steps:
cutting all steel plates and transverse partition plates of a wall steel frame cylinder in a factory, surrounding and connecting all the steel plates to form the wall steel frame cylinder, and fixing a connecting piece and the transverse partition plates in the wall steel frame cylinder;
step two, processing a reinforcement cage with a through hidden column;
step three, conveying the wall steel frame cylinder and the through hidden column reinforcement cage to a construction site;
step four, constructing a foundation;
step five, hoisting and connecting the wall steel frame cylinder, hoisting a through hidden column reinforcement cage into the wall steel frame cylinder, and if a hole exists in the transverse partition plate, hoisting the wall steel frame cylinder and penetrating the hole at the same time;
pouring wall concrete;
step seven, constructing other walls or/and lateral resistance members or/and columns;
step eight, constructing a beam and/or a connecting beam;
step nine, hoisting a floor slab, and pouring concrete if concrete exists;
and step ten, repeating the step five to the step nine until the construction is completed to the top layer.
The construction method of the multi-constraint reinforced concrete column type wall structure comprises the following construction steps:
cutting all steel plates and transverse partition plates of a wall steel frame cylinder in a factory, surrounding and connecting all the steel plates to form the wall steel frame cylinder, and fixing a connecting piece and the transverse partition plates in the wall steel frame cylinder;
step two, processing a through hidden column reinforcement cage and a non-through hidden column reinforcement cage in a factory;
hoisting the non-through hidden column reinforcement cage into a wall steel frame cylinder, and fixing the non-through hidden column reinforcement cage in the wall steel frame cylinder through a temporary connecting piece;
fixing the transverse partition plate in the wall steel frame cylinder;
fifthly, conveying the wall steel frame cylinder and the through hidden column reinforcement cage to a construction site;
step six, constructing a foundation;
hoisting and connecting the wall steel frame cylinder, and hoisting a through hidden column reinforcement cage into the wall steel frame cylinder;
and eighth, pouring wall concrete.
Step nine, constructing other walls or/and lateral resistance members or/and columns;
step ten, constructing a beam and/or a connecting beam;
step eleven, hoisting the floor slab, and if concrete is poured;
and step twelve, repeating the steps seven to eleven until the construction is completed to the top layer.
Welding an end column steel pipe of an end column at the end part of the wall steel frame cylinder in the first step, and pouring end column concrete in the end column steel pipe in the eighth step;
or welding an end column steel pipe of an end column at the end part of the wall steel frame cylinder in the first step, then processing an end column reinforcement cage in the second step, transporting to a construction site together in the fifth step, hoisting into the end column steel pipe, and then pouring end column concrete in the eighth step;
or welding steel ribs at the end parts of the wall steel frame barrels in the first step;
or welding steel bones at the end parts of the wall steel frame barrels in the first step, then supporting templates around the steel bones in the eighth step, binding steel bars and pouring concrete to form end column reinforced concrete.
Compared with the prior art, the invention has the following characteristics and beneficial effects:
the multi-constraint reinforced concrete column wall has the advantages of high bearing capacity, good ductility and high energy consumption. The multi-constraint reinforced concrete column type wall structure is characterized in that the internally filled concrete is constrained by the out-of-plane constraint steel plates, a plurality of core stirrups are additionally arranged, and the structure has the following advantages:
1. the anti-collapse capability of the house is greatly improved, the core stirrups form constraint on concrete, the bending resistance, ductility and energy consumption capability of the wall body are enhanced, the phenomenon of local buckling is reduced, the effective utilization rate of the wall steel is higher under the construction condition that the same shear strength and bending resistance bearing capacity are ensured, and meanwhile, the anti-collapse performance of the house is greatly improved compared with that of a common reinforced concrete house, so that the house is not easy to collapse in an earthquake.
2. Multiple constraint is that out-of-plane constraint steel plates constraint concrete from the outside, and stirrups constraint concrete from the inside simultaneously, and the stirrups and the concrete form a plurality of reinforced concrete hidden columns at the moment, so that the vertical stress of the wall body is actually the reinforced concrete hidden column stress, and the vertical bearing capacity of the wall body is greatly improved.
3. The reinforced concrete hidden column has good fireproof performance, can be actually regarded as a steel tube reinforced concrete column at the moment, has fire resistance far superior to that of a common double-layer steel plate combined shear wall structure, provides good conditions for personnel to escape in fire, has special advantages especially for earthquake fire, and can reduce personnel injury and property loss under the coupling effect of the earthquake and the fire.
4. The multi-constraint reinforced concrete column type wall structure can be directly prefabricated and connected with the exposed column in a factory at the edge node area, the integrity of the joint area of the wall body and the column is further improved, the installation and the load transfer are convenient, the construction process is simpler and more convenient, and meanwhile, the shear strength and the bending bearing capacity of the shear wall at the joint area are greatly improved.
5. In a structural system comprising a multi-constraint reinforced concrete column type wall structure, the structure has the advantages of light weight, high strength, strong energy consumption and better anti-seismic performance; most of the work of the structural system can be finished through a prefabrication method, the construction period is shortened, the construction quality is improved, the difficulty of high-altitude construction is greatly reduced, high-altitude operation is facilitated, meanwhile, the beam is used as a first anti-seismic line, the multi-constraint reinforced concrete column type wall is used as a second anti-seismic line, and the structural system has good anti-seismic performance.
Drawings
The invention is described in further detail below with reference to the accompanying drawings.
Fig. 1 is a schematic structural diagram of a first embodiment of the present invention.
FIG. 2 is a schematic cross-sectional view of A-A in FIG. 1.
Fig. 3 is a schematic cross-sectional view of B-B in fig. 1.
Fig. 4 is a schematic view of the cross section C-C of fig. 2.
Fig. 5 is a schematic structural diagram of a second embodiment of the present invention.
Fig. 6 is a schematic cross-sectional view of A-A in fig. 5.
Fig. 7 is a schematic view of the cross section B-B of fig. 5.
Fig. 8 is a schematic view of the cross section C-C of fig. 6.
Fig. 9 is a schematic structural view of a third embodiment of the present invention.
Fig. 10 is a schematic view of cross section A-A in fig. 9.
Fig. 11 is a schematic view of the cross-section B-B of fig. 9.
Fig. 12 is a schematic view of the cross section C-C of fig. 10.
Fig. 13 is a schematic view of an outer side structure of a damping material filled in a wall opening seam on a front side plate and a rear side plate in a fourth embodiment of the present invention.
Fig. 14 is a schematic view of an outer side structure of a fifth embodiment of the present invention, in which wall slits are formed in front and rear side plates and energy dissipation members are connected.
Fig. 15 is a schematic view of an inner side structure of a sixth embodiment of the present invention, wherein stiffening ribs are fixed on the front and rear side plates.
Fig. 16 is a schematic view of an inner side structure of a reinforced dense belt embedded in concrete between a wall steel frame cylinder and a reinforced cage with through hidden columns in a seventh embodiment of the invention.
Fig. 17 is a schematic cross-sectional structure of an eighth embodiment of the present invention.
Fig. 18 is a schematic cross-sectional structure of a ninth embodiment of the present invention.
Fig. 19 is a schematic cross-sectional structure of an embodiment ten of the present invention.
Fig. 20 is a schematic cross-sectional structure of an eleventh embodiment of the present invention.
Fig. 21 is a schematic cross-sectional structure of a twelfth embodiment of the present invention.
Fig. 22 is a schematic cross-sectional structure of thirteenth embodiment of the present invention.
Reference numerals: 1-wall steel frame cylinder, 1.1-front and rear side plates, 1.2-left and right side plates, 2-connecting pieces, 3-through hidden column reinforcement cage, 4-wall concrete, 5-transverse partition plates, 5.1-narrow plates, 5.2-whole plates, 6-holes, 7-non-through hidden column reinforcement cage, 8-end columns, 8.1-end column steel pipes, 8.2-end column concrete, 8.3-end column reinforcement cage, 8.4-steel bones, 8.5-end column reinforced concrete, 9-wall joints, 10-energy consumption materials, 11-energy consumption components, 12-stiffening rib plates and 13-steel bar sealing belts.
Detailed Description
Embodiment is first seen in fig. 1-4 to show, a multiple constraint reinforced concrete column type wall structure, including the wall body, the wall body is a style of calligraphy wall, the style of calligraphy wall is the wall body steel frame section of thick bamboo 1 that is enclosed by the steel sheet and closes and is set up two connecting pieces 2 that are listed as along its direction of height in the wall body steel frame section of thick bamboo, the both ends of connecting piece 2 are connected in the front and back both sides with wall body steel frame section of thick bamboo, separate into the interior of wall body steel frame section of thick bamboo three dark post spaces that link up, all be equipped with in each dark post space with the wall body equal height link up dark post steel reinforcement cage 3, the wall body concrete 4 has been pour in the dark post space an organic whole.
In this embodiment, the inner side of the node area of the wall steel frame cylinder is fixedly connected with a horizontal transverse partition board 5, each node area is provided with two transverse partition boards, and the arrangement interval of the two transverse partition boards is adapted to the size of the structural beam of the node area. The wall steel frame cylinder comprises two front and rear side plates 1.1 and two left and right side plates 1.2, the transverse partition plate 5 is a narrow plate 5.1, one side of the transverse partition plate is connected with the inner sides of the left and right side plates 1.2 in a fitting way, and two ends of the transverse partition plate are connected between the two front and rear side plates 1.1.
The connecting piece 2 is a single bolt, in other embodiments, can be a single steel bar, a section steel, a steel plate strip, a welded steel member or a combination of the connecting pieces, and is connected with the front side plate 1 and the rear side plate 1.1 by welding, and in other embodiments, can be connected by a split bolt, bolting or bolting welding combination.
In the second embodiment, as shown in fig. 5-8, unlike in the first embodiment, the transverse partition 5 is a whole plate 5.1 corresponding to the size of the wall steel frame, four sides of the transverse partition are in closed connection with the inner side of the wall steel frame 1, and an opening 6 larger than the size of the hidden column reinforcement cage and allowing the transverse partition to pass through is formed in the plate. In this embodiment, the shape of the hole 6 is rectangular, in other embodiments, it may be other polygons or circles, and the cross-sectional shape of the through-dark column reinforcement cage 3 is rectangular, in other embodiments, it may be other polygons or circles.
In the third embodiment, as shown in fig. 9-12, unlike in the second embodiment, a non-through hidden post reinforcement cage 7 is arranged between the transverse partition boards 5 in the adjacent node areas, the non-through hidden post reinforcement cage 7 is fixedly connected with the upper side or the lower side of the transverse partition boards 5, and the size of the non-through hidden post reinforcement cage 7 is larger than that of the hole 6.
In the fourth embodiment, as shown in fig. 13, unlike the other embodiments, the front and rear side plates 1.1 are provided with vertical wall slits 9, the wall slits 9 are horizontally arranged in parallel at intervals in the width direction of the monolithic wall, and the wall slits are filled with damping materials 10.
Fifth embodiment referring to fig. 14, unlike the fourth embodiment, a row of energy dissipation members 11 are horizontally disposed in the wall seam at intervals along the length direction of the wall seam.
Embodiment six is shown in fig. 15, unlike other embodiments, two dark column spaces are provided in the wall body, and an oblique reinforcing band is additionally provided along the diagonal line of the whole wall body, the oblique reinforcing band is provided with two cross reinforcing ribs 12 protruding and fixed on the inner side walls of the front side plate 1.1 and the rear side plate.
In the seventh embodiment, as shown in fig. 16, unlike in the sixth embodiment, the oblique reinforcing strip is a reinforcing strip 13 embedded in the concrete between the wall steel frame 1 and the through hidden post reinforcement cage 3 and fixedly connected to the inner side wall of the wall steel frame 1.
Embodiment eight referring to fig. 17, at least one side end of the straight wall is provided with an end post 8. The end column 8 is a steel tube concrete column and comprises an end column steel tube 8.1 formed by extending and enclosing a wall steel frame cylinder and end column concrete 8.2 poured in the end column steel tube.
Embodiment nine referring to fig. 18, the shown end column is a steel tube reinforced concrete column, and unlike embodiment eight, the method further comprises an end column reinforcement cage 8.3 arranged in the end column steel tube, and the cross section of the shape of the end column reinforcement cage is polygonal or circular. In this embodiment circular.
Embodiment ten referring to fig. 19, the end posts are steel posts, and include left and right side plates and steel bones 8.4 welded on the left and right side plates. The steel skeleton in the embodiment is T-shaped and forms I-shaped steel skeleton with left and right side plates 1.2.
In an eleventh embodiment, as shown in fig. 20, the end posts are steel reinforced concrete posts, and unlike in the tenth embodiment, the end posts further comprise end post reinforced concrete 8.5 wrapping the steel bones on the outer sides of the left and right side plates.
The twelve-sided embodiment is shown in fig. 21, and comprises two straight walls and an end post 8 formed at the joint of the straight walls. More than two straight-shaped walls are connected into an L-shaped wall, and the end posts are steel tube concrete posts.
The thirteenth embodiment is shown in fig. 22, and includes two in-line walls and an end post 8 formed at the joint of the in-line walls. More than two straight-shaped walls are connected into a T-shaped wall, and the end posts are steel tube concrete posts.
A structural system of a multi-constraint reinforced concrete column type wall structure comprises at least one multi-constraint reinforced concrete column type wall structure, a wall or/and column, a connecting beam and/or beam, a floor slab and a foundation.
The beam is a steel beam, a reinforced concrete beam or a steel-reinforced concrete composite beam, and the connecting beam is a steel beam, a reinforced concrete beam or a steel-reinforced concrete composite beam; the column is a steel column, a reinforced concrete column, a steel pipe concrete column, a steel reinforced concrete column or a steel pipe reinforced concrete column.
The floor slab is a prefabricated reinforced concrete floor slab, a prefabricated prestressed floor slab, a reinforced truss floor slab, a profiled steel sheet cast-in-situ reinforced concrete floor slab or a cast-in-situ concrete floor slab, and the concrete filled in the floor slab can be ordinary concrete, recycled concrete or high fly ash concrete.
The foundation is a reinforced concrete foundation, and the reinforced concrete foundation is an independent foundation, a raft foundation, a beam foundation, a box foundation, a pile foundation or a pile raft foundation; shock insulation pads are added between the foundation and the column and/or the wall.
The structural system further includes at least one lateral resistance member that is a conventional brace, dissipative brace, or dissipative wallboard.
The construction method of the structural system comprises the following construction steps:
cutting all steel plates and transverse partition plates of a wall steel frame cylinder in a factory, surrounding and connecting all steel plates to form a wall steel frame cylinder 1, and fixing a connecting piece 2 and the transverse partition plate 5 in the wall steel frame cylinder 1;
step two, processing a reinforcement cage 3 which penetrates through the hidden column;
step three, conveying the wall steel frame cylinder 1 and the through hidden column reinforcement cage 3 to a construction site;
step four, constructing a foundation;
step five, hoisting and connecting the wall steel frame cylinder 1, hoisting a through hidden column reinforcement cage 3 into the wall steel frame cylinder 1, and if a hole 6 exists in the transverse partition plate, the wall steel frame cylinder 1 needs to be hoisted into the wall steel frame cylinder 1 and simultaneously penetrates through the hole;
pouring wall body concrete 4;
step seven, constructing other walls or/and lateral resistance members or/and columns;
step eight, constructing a beam and/or a connecting beam;
step nine, hoisting a floor slab, and pouring concrete if concrete exists;
and step ten, repeating the step five to the step nine until the construction is completed to the top layer.
The construction method of the multi-constraint reinforced concrete column type wall structure comprises the following construction steps:
cutting all steel plates and transverse partition plates of a wall steel frame cylinder in a factory, surrounding and connecting all steel plates to form a wall steel frame cylinder 1, and fixing a connecting piece 2 and the transverse partition plate 5 in the wall steel frame cylinder 1;
step two, processing a through hidden column reinforcement cage 3 and a non-through hidden column reinforcement cage 7 in a factory;
hoisting the non-through hidden column reinforcement cage 3 into the wall steel frame 1, and fixing the non-through hidden column reinforcement cage in the wall steel frame 1 through a temporary connecting piece;
fixing the transverse partition plate 5 in the wall steel frame cylinder 1;
step five, conveying the wall steel frame cylinder 1 and the through hidden column reinforcement cage 3 to a construction site;
step six, constructing a foundation;
step seven, hoisting and connecting the wall steel frame cylinder 1, and hoisting the through hidden column reinforcement cage 3 into the wall steel frame cylinder 1;
and eighth, pouring wall concrete 4.
Step nine, constructing other walls or/and lateral resistance members or/and columns;
step ten, constructing a beam and/or a connecting beam;
step eleven, hoisting the floor slab, and if concrete is poured;
and step twelve, repeating the steps seven to eleven until the construction is completed to the top layer.
The two construction methods are different in whether a non-through hidden column reinforcement cage exists.
If the monolithic wall also has an end post, it is necessary to weld the end post steel pipe 8.1 of the end post 8 at the end of the wall steel frame 1 in step one, while pouring the end post concrete 8.2 in the end post steel pipe 8.1 in step eight.
Or welding the end part of the wall steel frame cylinder 1 in the first step with the end column steel pipe 8.1 of the end column 8, then processing the end column steel reinforcement cage 8.3 in the second step, transporting to a construction site together in the fifth step, hoisting into the end column steel pipe 8.1, and then pouring the end column concrete 8.2 in the eighth step.
Or welding the steel rib 8.4 at the end part of the wall steel frame cylinder 1 in the first step.
Or welding the steel rib 8.4 at the end part of the wall steel frame cylinder 1 in the first step, and then supporting a template around the steel rib 8.4, binding steel bars and pouring concrete to form end column reinforced concrete 8.5 in the eighth step.
If the front and rear side plates 1.1 of the monolithic wall are further provided with vertical wall slits 9, the wall slits 9 need to be cut in the first step, and meanwhile, damping materials 10 are filled in the wall slits, or energy dissipation members 11 are horizontally arranged at intervals along the length direction of the wall slits.
If the diagonal reinforcing band is additionally arranged in the wall body along the diagonal line of the whole wall body, the diagonal reinforcing band is required to be fixed on the inner side walls of the front side plate 1.1 and the rear side plate 1.1 in the first step, or the reinforcement dense band 13 is fixed on the inner side walls of the front side plate 1.1 and the rear side plate 1.1 through a connecting piece, the distance of a reinforcement protection layer is reserved, and then the reinforcement dense band 13 is wrapped when the wall body is concreted.
The energy dissipation and vibration reduction technology is that energy dissipation (damping) devices (or elements) are arranged at certain parts of a structure, friction is generated by the energy dissipation (damping) devices (or elements), and energy in an earthquake man-conveying structure is dissipated or absorbed by bending (or shearing and torsion) elastic plastic (or viscoelastic) hysteresis deformation energy dissipation, so that earthquake reaction of the main structure is reduced, damage or collapse of the structure is avoided, and the purpose of vibration reduction and vibration control is achieved.
Damping materials mentioned in the present invention are classified into 5 types: 1. rubber and plastic damping plates are used as sandwich layer materials. The polyurethane is prepared from butyl, acrylic ester, polysulfide, butyronitrile, silicone rubber, polyurethane, polyvinyl chloride, epoxy resin and the like. 2. Rubber and foam: as a damping sound absorbing material. 3. Damping composite: for vibration and noise control. The first two kinds of materials are used as damping sandwich layer, and then combined with metal or non-metal structural material to form various sandwich structure plates, beams and other sectional materials, and the sectional materials are machined to produce various structural members. 4. High damping alloy: damping performance is substantially stable over a wide range of temperatures and frequencies. Copper-zinc-aluminum alloys, iron-chromium-molybdenum alloys and manganese-copper alloys are used in many cases. 5. Damping coating: the damping paint is prepared by adding proper amount of filler and auxiliary materials into high molecular resin, and can be coated on the surfaces of various metal plate-shaped structures, and the special paint has vibration reduction, heat insulation and certain sealing performance and comprises a constraint damping paint and a water-based damping paint.
The first class and the second class can be directly stuffed in the wall joint, the third class and the fourth class can be manufactured into energy dissipation components/elements which are highly connected in the wall joint, and the fifth class can be painted on the surface of the wall.
Claims (16)
1. The utility model provides a multiple restraint reinforced concrete column type wall structure, includes wall body, its characterized in that: the wall body is a single wall or a straight-shaped wall, an L-shaped wall, a T-shaped wall or a cross-shaped wall formed by connecting more than two single walls, the single wall is in the shape of a straight-shaped wall or an arc-shaped wall, the single wall is a wall steel frame (1) formed by enclosing steel plates and a row or more than two rows of connecting pieces (2) are arranged at intervals in the wall steel frame along the height direction of the single wall steel frame, two ends of each connecting piece (2) are connected with the front side and the rear side of the wall steel frame, the inside of the wall steel frame is divided into dark column spaces communicated with each other, a through dark column reinforcement cage (3) is arranged in each dark column space, wall concrete (4) is integrally poured in the dark column space, a horizontal transverse partition (5) is fixedly connected with the inner side of a node area of the wall steel frame,
the wall steel frame cylinder comprises two front and rear side plates (1.1) and two left and right side plates (1.2),
the front side plate (1.1) and the rear side plate (9) are provided with vertical wall seams (9), the wall seams (9) are horizontally arranged in parallel at intervals along the width direction of the single-piece wall, damping materials (10) are filled in the wall seams or a row of energy consumption members (11) are horizontally arranged at intervals along the length direction of the wall seams,
the wall body is internally provided with an oblique reinforcing band which is additionally arranged along the diagonal line of the whole wall body, the oblique reinforcing band is provided with one reinforcing rib plate (12) which is fixedly arranged on the inner side wall of the front side plate (1.1) and the rear side plate (1) in a protruding way, or a reinforcing bar sealing band (13) which is fixedly connected with the inner side wall of the wall body steel frame cylinder (1) and is buried in concrete between the wall body steel frame cylinder (1) and the through hidden column steel reinforcement cage (3).
2. The multiple-constraint reinforced concrete column wall structure of claim 1, wherein: the transverse partition plate (5) is a narrow plate (5.1), one side edge of the transverse partition plate is connected with the inner sides of the left side plate and the right side plate (1.2) in a fitting mode, and two ends of the transverse partition plate are connected between the two front side plates and the two rear side plates (1.1).
3. The multiple-constraint reinforced concrete column wall structure of claim 1, wherein: the transverse partition plate (5) is a whole plate (5.2) which is matched with the size of the wall steel frame cylinder, four sides of the transverse partition plate are in closed connection with the inner side of the wall steel frame cylinder (1), and an opening (6) which is larger than the size of the hidden column reinforcement cage and penetrates through the hidden column reinforcement cage is formed in the plate.
4. A multiple constraint reinforced concrete stud wall structure according to claim 3, wherein: the shape of the hole (6) is polygonal or circular, and the cross section of the through hidden column reinforcement cage (3) is polygonal or circular.
5. The multiple-constraint reinforced concrete column wall structure of claim 2, wherein: the connecting piece (2) is in the form of an independent bolt, a steel bar, a section steel, a steel plate strip, a welded steel member or a combination of the connecting pieces, and the connecting piece is connected with the two front side plates and the two rear side plates (1.1) in a split bolt, bolting, welding or bolt welding combination mode.
6. The multiple-constraint reinforced concrete column wall structure of claim 2, wherein: a non-through hidden column reinforcement cage (7) is arranged between the transverse partition plates (5) of the adjacent node areas, and the size of the non-through hidden column reinforcement cage (7) is larger than that of the hole (6).
7. A multiple constraint reinforced concrete stud wall structure according to any one of claims 1 to 6 wherein: the end of at least one side of the monolithic wall is provided with an end post (8), or more than two monolithic walls are connected through the end post (8) formed at the joint.
8. The multiple-constraint reinforced concrete column wall structure of claim 7, wherein: the end column (8) is a steel tube concrete column and comprises an end column steel tube (8.1) formed by extending and enclosing a wall steel frame cylinder and end column concrete (8.2) poured in the end column steel tube;
or the end column is a steel tube reinforced concrete column and comprises an end column steel tube (8.1), end column concrete (8.2) and an end column steel reinforcement cage (8.3) arranged in the end column steel tube, wherein the cross section of the end column steel reinforcement cage is polygonal or circular;
or the end column is a steel column and comprises a left side plate, a right side plate and steel bones (8.4) welded on the left side plate and the right side plate;
or the end column is a steel reinforced concrete column and comprises a left side plate, a right side plate, steel ribs (8.4) and end column reinforced concrete (8.5) wrapping the steel ribs on the outer sides of the left side plate and the right side plate.
9. The utility model provides a multiple restraint reinforced concrete column type wall structure's structural system which characterized in that: a multi-constraint reinforced concrete column wall structure, wall or/and column, continuous beam and/or beam, floor slab and foundation comprising at least one sheet of the multi-constraint reinforced concrete column wall structure, wall or/and column, continuous beam and/or beam, floor slab and foundation of any one of claims 1-8.
10. The architecture of claim 9, wherein: the beam is a steel beam, a reinforced concrete beam or a steel-reinforced concrete composite beam, and the connecting beam is a steel beam, a reinforced concrete beam or a steel-reinforced concrete composite beam; the column is a steel column, a reinforced concrete column, a steel pipe concrete column, a steel reinforced concrete column or a steel pipe reinforced concrete column.
11. The architecture of claim 9, wherein: the floor slab is a prefabricated reinforced concrete floor slab, a prefabricated prestressed floor slab, a reinforced truss floor slab, a profiled steel sheet cast-in-situ reinforced concrete floor slab or a cast-in-situ concrete floor slab, and the concrete filled in the floor slab is ordinary concrete, recycled concrete or high fly ash concrete.
12. The architecture of claim 9, wherein: the foundation is a reinforced concrete foundation, and the reinforced concrete foundation is an independent foundation, a raft foundation, a beam foundation, a box foundation, a pile foundation or a pile raft foundation; shock insulation pads are added between the foundation and the column and/or the wall.
13. The architecture of any one of claims 9-12, wherein: the structural system further includes at least one lateral resistance member that is a conventional brace, dissipative brace, or dissipative wallboard.
14. A method of constructing a structural system according to any one of claims 9 to 13, characterized by the steps of:
cutting all steel plates and transverse partition plates of a wall steel frame cylinder in a factory, surrounding and connecting all steel plates to form the wall steel frame cylinder (1), and fixing a connecting piece (2) and the transverse partition plate (5) in the wall steel frame cylinder (1);
step two, processing a reinforcement cage (3) with a through hidden column;
step three, conveying the wall steel frame cylinder (1) and the through hidden column reinforcement cage (3) to a construction site;
step four, constructing a foundation;
step five, hoisting and connecting the wall steel frame cylinder (1), hoisting a through hidden column reinforcement cage (3) into the wall steel frame cylinder (1), and if a hole (6) exists in the transverse partition plate, enabling the steel frame cylinder (1) to be hoisted into the wall steel frame cylinder and simultaneously penetrating through the hole;
pouring wall concrete (4);
step seven, constructing other walls or/and lateral resistance members or/and columns;
step eight, constructing a beam and/or a connecting beam;
step nine, hoisting a floor slab, and pouring concrete if concrete exists;
and step ten, repeating the step five to the step nine until the construction is completed to the top layer.
15. A method of constructing a multi-constraint reinforced concrete column wall structure according to claims 9-13, characterized by the steps of:
cutting all steel plates and transverse partition plates of a wall steel frame cylinder in a factory, surrounding and connecting all steel plates to form the wall steel frame cylinder (1), and fixing a connecting piece (2) and the transverse partition plate (5) in the wall steel frame cylinder (1);
step two, processing a through hidden column reinforcement cage (3) and a non-through hidden column reinforcement cage (7) in a factory;
hoisting a non-through hidden column reinforcement cage (7) into the wall steel frame cylinder (1), and fixing the non-through hidden column reinforcement cage in the wall steel frame cylinder (1) through a temporary connecting piece;
fixing the transverse partition plate (5) in the wall steel frame cylinder (1);
fifthly, conveying the wall steel frame cylinder (1) and the through hidden column reinforcement cage (3) to a construction site;
step six, constructing a foundation;
hoisting and connecting the wall steel frame cylinder (1), and hoisting a through hidden column reinforcement cage (3) into the wall steel frame cylinder (1);
pouring wall body concrete (4);
step nine, constructing other walls or/and lateral resistance members or/and columns;
step ten, constructing a beam and/or a connecting beam;
step eleven, hoisting the floor slab, and if concrete is poured;
and step twelve, repeating the steps seven to eleven until the construction is completed to the top layer.
16. The method of constructing a multi-restrained reinforced concrete column wall structure according to claim 14 or 15, wherein: welding an end column steel pipe (8.1) of an end column (8) at the end part of the wall steel frame cylinder (1) in the first step, and pouring end column concrete (8.2) in the end column steel pipe (8.1) in the eighth step;
or welding an end column steel pipe (8.1) of an end column (8) at the end part of the wall steel frame cylinder (1) in the first step, then processing an end column steel reinforcement cage (8.3) in the second step, transporting to a construction site together in the fifth step, hoisting the end column steel pipe (8.1), and then pouring end column concrete (8.2) in the eighth step;
or welding a steel rib (8.4) at the end part of the wall steel frame cylinder (1) in the first step;
or welding a steel rib (8.4) at the end part of the wall steel frame cylinder (1) in the first step, then supporting a template around the steel rib (8.4), binding steel bars and pouring concrete to form end column reinforced concrete (8.5) in the eighth step.
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