CN107524234B - Connecting beam splitting structure of steel plate concrete shear wall and manufacturing method - Google Patents
Connecting beam splitting structure of steel plate concrete shear wall and manufacturing method Download PDFInfo
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- CN107524234B CN107524234B CN201710922921.7A CN201710922921A CN107524234B CN 107524234 B CN107524234 B CN 107524234B CN 201710922921 A CN201710922921 A CN 201710922921A CN 107524234 B CN107524234 B CN 107524234B
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 347
- 239000010959 steel Substances 0.000 title claims abstract description 347
- 239000004567 concrete Substances 0.000 title claims abstract description 66
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 28
- 238000000034 method Methods 0.000 claims abstract description 12
- 230000008569 process Effects 0.000 claims abstract description 7
- 230000002787 reinforcement Effects 0.000 claims description 60
- 230000008878 coupling Effects 0.000 claims description 48
- 238000010168 coupling process Methods 0.000 claims description 48
- 238000005859 coupling reaction Methods 0.000 claims description 48
- 238000004873 anchoring Methods 0.000 claims description 42
- 239000000463 material Substances 0.000 claims description 29
- 230000000452 restraining effect Effects 0.000 claims description 10
- 238000003466 welding Methods 0.000 claims description 8
- 238000009415 formwork Methods 0.000 description 18
- 238000005452 bending Methods 0.000 description 8
- 238000010008 shearing Methods 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 2
- 239000004568 cement Substances 0.000 description 2
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- 239000011150 reinforced concrete Substances 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/185—Connections not covered by E04B1/21 and E04B1/2403, e.g. connections between structural parts of different material
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
- E04B1/41—Connecting devices specially adapted for embedding in concrete or masonry
- E04B1/4107—Longitudinal elements having an open profile, with the opening parallel to the concrete or masonry surface, i.e. anchoring rails
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/02—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces
- E04C3/29—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces built-up from parts of different material, i.e. composite structures
- E04C3/293—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces built-up from parts of different material, i.e. composite structures the materials being steel and concrete
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Abstract
The invention relates to the field of fabricated concrete structures, in particular to a connecting beam splitting structure of a steel plate concrete shear wall and a manufacturing method of the connecting beam splitting structure. The connecting beam and the connecting I-beam of the shear wall with the middle connecting beam and the shear wall with the middle connecting beam and the half-span connecting beam form a structure splitting and assembling system, and connecting pieces are embedded on the prefabricated connecting beam, the prefabricated wall or the prefabricated wall with the beam. When the connecting beam of the shear wall in the fabricated concrete frame shear structure is long, the connecting positions of two ends of the connecting beam and the shear wall are split, and a prefabricated connecting beam and a prefabricated wall connected with the beam end of the prefabricated connecting beam are respectively manufactured; when the connecting beam of the shear wall in the fabricated concrete frame shear structure is short, the connecting beam is split at the midspan position, and two prefabricated beam walls are formed after splitting, wherein the connecting method is the same as the above. The invention has the advantages of simple and easily-processed components, simple assembly process, time saving, high efficiency and the like, and has wider applicability.
Description
Technical Field
The invention relates to the field of fabricated concrete structures, in particular to a connecting beam splitting structure of a steel plate concrete shear wall and a manufacturing method of the connecting beam splitting structure.
Background
The shear wall structure can effectively resist horizontal acting force and becomes one of important structural forms of reinforced concrete structures. The connecting beam is used for connecting the shear wall and is an important energy dissipation component of the shear wall structure. The built-in steel plate concrete connecting beam resists bending moment shearing force jointly by the steel plate and the reinforced concrete, and compared with the common concrete connecting beam, the built-in steel plate concrete connecting beam can obviously improve the shearing bearing capacity of the connecting beam, prevent the connecting beam from brittle failure and greatly improve the anti-seismic performance of the connecting beam. The existing fabricated concrete structure technology does not relate to the connecting beam. Therefore, the invention provides a connecting beam splitting structure and a manufacturing method thereof aiming at the connecting beam of the steel plate concrete shear wall.
Disclosure of Invention
The invention aims to provide a steel plate concrete shear wall coupling beam splitting structure and a manufacturing method thereof, which are used for realizing the splitting, manufacturing and assembling of the steel plate concrete shear wall coupling beam.
The technical scheme of the invention is as follows:
the utility model provides a steel sheet concrete shear force wall is roof beam split structure even, even roof beam, the connection I-steel that links roof beam, precast shear force wall or have the shear force wall of half span even roof beam in by precast shear force wall constitutes the structure split and assembles the system, wherein: connecting beams in the prefabricated shear wall are called as prefabricated connecting beams for short; the prefabricated shear wall is hereinafter referred to as a prefabricated wall; prefabricating a shear wall with a half-span connecting beam, which is hereinafter referred to as a prefabricated beam wall; the splicing and connecting structure is one of the following two structural forms:
(1) Splitting the connecting positions of two ends of the prefabricated connecting beam and the shear wall, respectively manufacturing the prefabricated connecting beam and the prefabricated walls connected with the beam ends of the prefabricated connecting beam, wherein the number of the prefabricated walls connected with one prefabricated connecting beam is two, and a structure splitting and assembling system consisting of two prefabricated walls and one prefabricated connecting beam is formed; the prefabricated wall is provided with a shear wall internal anchoring steel plate with a connecting piece, the prefabricated connecting beam is provided with a connecting beam internal steel plate with a connecting piece, the shear wall internal anchoring steel plate with a connecting piece and the connecting beam internal steel plate with a connecting piece are oppositely arranged through connecting grooves and connecting steel bars respectively, the oppositely arranged connecting grooves are aligned and attached tightly, the oppositely arranged connecting steel bars are aligned and attached tightly, I-shaped grooves formed between the aligned and attached connecting grooves are connected through connecting I-shaped steel, the aligned and attached connecting steel bars are connected through connecting steel rings, and the prefabricated connecting beam, the prefabricated wall and the connecting I-shaped steel are connected into a whole;
(2) Splitting the span-middle position of the prefabricated connecting beam, forming two prefabricated shear walls with the half-span connecting beam after splitting, namely prefabricated beam walls, and forming a structural splitting and assembling system of the two prefabricated beam walls; the two prefabricated belt beam walls are respectively provided with an inner anchoring steel plate of the shear wall with the connecting piece, the inner anchoring steel plate of the shear wall with the connecting piece is respectively and oppositely arranged through the connecting grooves and the connecting steel bars, the connecting grooves which are oppositely arranged are aligned and attached tightly, the connecting steel bars which are oppositely arranged are aligned and attached tightly, the I-shaped grooves which are formed between the closely attached connecting grooves are aligned and connected through the connecting I-shaped steel, and the closely attached connecting steel bars are connected through the connecting steel rings, so that the prefabricated belt beam walls and the connecting I-shaped steel are connected into a whole.
In the steel plate concrete shear wall connecting beam splitting structure, in order to realize the connection of a prefabricated wall and a prefabricated connecting beam, a steel plate is anchored in the shear wall with a connecting piece which is pre-embedded in the prefabricated wall, and a steel plate is embedded in the connecting beam with the connecting piece which is pre-embedded in the prefabricated connecting beam; in order to realize the connection of two prefabricated belted beam walls, anchor the steel sheet in the shear wall of pre-buried area connecting piece respectively in prefabricated belted beam wall.
According to the steel plate concrete shear wall coupling beam splitting structure, the inner anchoring steel plate of the shear wall with the connecting piece comprises an inner anchoring steel plate of the shear wall and an I-shaped steel connecting piece, one side of the inner anchoring steel plate of the shear wall is vertically connected with the I-shaped steel connecting piece into a whole, a connecting groove and a connecting steel bar are arranged on the outer side of the I-shaped steel connecting piece, the connecting groove is vertically arranged, a vertical gap is reserved in the middle of the vertically arranged connecting groove, and the connecting steel bar is symmetrically arranged on two sides of the connecting groove; the connecting steel bars are L-shaped, one side of each connecting steel bar is vertically welded on the I-shaped steel connecting piece, and the other side of each connecting steel bar is vertically upward.
The connecting beam built-in steel plate with the connecting piece comprises a connecting beam built-in steel plate and an I-shaped steel connecting piece, two sides of the connecting beam built-in steel plate are respectively and vertically connected with the I-shaped steel connecting piece into a whole, a connecting groove and a connecting steel bar are arranged on the outer side of the I-shaped steel connecting piece, the connecting groove is vertically arranged, a vertical gap is reserved in the middle of the vertically arranged connecting groove, and the connecting steel bars are symmetrically arranged on two sides of the connecting groove; the connecting steel bars are L-shaped, one side of each connecting steel bar is vertically welded on the I-shaped steel connecting piece, and the other side of each connecting steel bar is vertically upward.
According to the steel plate concrete shear wall coupling beam splitting structure, the inner edge of the lower side of the flange of the connecting I-shaped steel is chamfered, the size of the inner side of the connecting groove is smaller than the thickness of the flange of the connecting I-shaped steel by 1mm, and when the flange of the connecting I-shaped steel is installed in the connecting groove, the flange of the connecting I-shaped steel and the connecting groove generate large friction force.
The connecting beam splitting structure of the steel plate concrete shear wall comprises a prefabricated wall, a steel reinforcement framework, an anchoring steel plate in the shear wall with a connecting piece and concrete, wherein the anchoring steel plate in the shear wall with the connecting piece is inserted into the upper part of one side of the steel reinforcement framework through the anchoring steel plate in the shear wall, and the concrete is poured around the steel reinforcement framework; the reinforcing steel bar framework is composed of longitudinal ribs of the prefabricated shear wall, horizontal ribs of the prefabricated shear wall, lacing bars of the prefabricated shear wall and hooping bars of the restraining edge component of the prefabricated shear wall, the longitudinal ribs of the two rows of the prefabricated shear walls are arranged oppositely in parallel, each longitudinal rib of the row of the prefabricated shear wall is connected with the corresponding horizontal rib of the prefabricated shear wall, the longitudinal ribs of the oppositely arranged prefabricated shear walls are connected with the corresponding lacing bars of the prefabricated shear wall, and the hooping bars of the restraining edge component of the prefabricated shear wall are arranged between the edges of the longitudinal ribs of the two rows of the prefabricated shear walls in an up-down parallel mode on the outer side.
The connecting beam splitting structure of the steel plate concrete shear wall is characterized in that a prefabricated connecting beam comprises a steel reinforcement framework, a connecting beam built-in steel plate with connecting pieces and concrete, the steel reinforcement framework is arranged between I-shaped steel connecting pieces of the connecting beam built-in steel plate with the connecting pieces and at the periphery of the connecting beam built-in steel plate, and the concrete is poured around the steel reinforcement framework; the steel reinforcement framework is composed of prefabricated connecting beam longitudinal ribs and prefabricated connecting beam stirrups, the rectangular prefabricated connecting beam stirrups are arranged in parallel, and the prefabricated connecting beam longitudinal ribs are arranged at four corners of the inner side of the rectangular prefabricated connecting beam stirrups respectively.
The prefabricated beam wall comprises a steel reinforcement framework, an anchoring steel plate in the shear wall with a connecting piece and concrete, wherein the anchoring steel plate in the shear wall with the connecting piece is inserted into the upper part of one side of the steel reinforcement framework through the anchoring steel plate in the shear wall, and the concrete is poured around the steel reinforcement framework; the reinforcing steel bar framework is composed of longitudinal ribs of the prefabricated shear wall, horizontal ribs of the prefabricated shear wall, lacing bars of the prefabricated shear wall and hooping bars of the restraining edge component of the prefabricated shear wall, the longitudinal ribs of the two rows of the prefabricated shear walls are arranged oppositely in parallel, each longitudinal rib of the row of the prefabricated shear wall is connected with the corresponding horizontal rib of the prefabricated shear wall, the longitudinal ribs of the oppositely arranged prefabricated shear walls are connected with the corresponding lacing bars of the prefabricated shear wall, and the hooping bars of the restraining edge component of the prefabricated shear wall are arranged between the edges of the longitudinal ribs of the two rows of the prefabricated shear walls in an up-down parallel mode on the outer side.
The manufacturing method of the connecting beam split structure of the steel plate concrete shear wall comprises the following two steps:
(1) Process for manufacturing and assembling prefabricated wall and prefabricated coupling beam
Manufacturing the prefabricated wall: firstly, binding prefabricated shear wall longitudinal ribs and prefabricated shear wall restraining edge member stirrups to form restraining edge member reinforcements at the end parts of the prefabricated wall, then binding other prefabricated shear wall longitudinal ribs and prefabricated shear wall horizontal ribs, and finally binding prefabricated shear wall tie bars to form a reinforcement cage of the prefabricated wall; inserting an anchoring steel plate in the shear wall with the connecting piece into the steel reinforcement framework, and welding and fixing the I-shaped steel connecting piece on the reserved horizontal rib of the shear wall; supporting a prefabricated shear wall template outside the steel reinforcement framework, wherein the I-shaped steel connecting piece is positioned outside the prefabricated shear wall template; pouring concrete in the prefabricated shear wall template, and removing the prefabricated shear wall template after curing to form a prefabricated wall;
manufacturing a prefabricated connecting beam: firstly, binding prefabricated connecting beam longitudinal bars and prefabricated connecting beam stirrups around a connecting beam built-in steel plate, and welding the connecting beam longitudinal bars on an I-shaped steel connecting piece; supporting a prefabricated connecting beam template outside the steel reinforcement framework, wherein an I-shaped steel connecting piece is positioned outside the prefabricated connecting beam template; pouring concrete in the prefabricated connecting beam template, and removing the prefabricated connecting beam template after curing to form a prefabricated connecting beam;
assembling the prefabricated wall and the prefabricated coupling beam: the prefabricated connecting beam is hung between two prefabricated walls, a connecting groove on an I-shaped steel connecting piece of the prefabricated connecting beam is aligned and attached to a connecting groove on the I-shaped steel connecting piece of the prefabricated connecting beam, a connecting steel bar of the prefabricated connecting beam is aligned and attached to a connecting steel bar of the prefabricated connecting beam, a connecting steel ring is sleeved on the two abutted connecting steel bars, the connecting I-shaped steel is inserted into an I-shaped groove formed by the two connecting grooves, and a connecting and combined structure is formed after connection and locking; supporting a U-shaped template at the outer side of the joint of the prefabricated wall and the prefabricated connecting beam, enabling the opening of the U-shaped template to face upwards, ensuring that the U-shaped template is tightly connected with the prefabricated connecting beam and the prefabricated wall, then pouring grouting material into the U-shaped template until the grouting material is filled in the U-shaped template of the grouting joint of the prefabricated component, and after the grouting material is solidified, removing the U-shaped template to complete the splicing of the prefabricated connecting beam and the prefabricated wall;
(2) Manufacturing and assembling process of two prefabricated belt beam walls
Manufacturing a prefabricated belt beam wall: firstly, binding prefabricated shear wall longitudinal ribs and prefabricated shear wall restraint edge component stirrups to form restraint edge component reinforcements at the end parts of the prefabricated beam-carrying walls, then binding other prefabricated shear wall longitudinal ribs and prefabricated shear wall horizontal ribs, and finally binding prefabricated shear wall tie bars to form reinforcement frameworks of the prefabricated beam-carrying walls; inserting an anchoring steel plate in the shear wall with the connecting piece into the steel reinforcement framework, and welding and fixing the I-shaped steel connecting piece on the reserved horizontal rib of the shear wall; supporting a prefabricated shear wall template outside the steel bar framework, wherein the I-shaped steel connecting piece is positioned outside the prefabricated shear wall template; pouring concrete in the prefabricated shear wall template, and removing the prefabricated shear wall template after curing to form a prefabricated belt beam wall;
assembling two prefabricated belted beam walls: hoisting two prefabricated belt beam walls in place, aligning and tightly attaching connecting grooves on I-shaped steel connecting pieces of the two prefabricated belt beam walls, aligning and tightly attaching connecting steel bars of the two prefabricated belt beam walls, sleeving connecting steel rings on the two oppositely-tightly connected steel bars, inserting the connecting I-shaped steel into an I-shaped groove formed by the two connecting grooves, and connecting and locking to form a connecting and combining structure; the U-shaped template is supported at the outer side of the joint of the two prefabricated belt beam walls, the opening of the U-shaped template is upward, the U-shaped template is tightly connected with the two prefabricated belt beam walls, then grouting materials are poured into the U-shaped template until the grouting materials are filled in the U-shaped template of the grouting joint of the prefabricated component, the U-shaped template is detached after the grouting materials are solidified, the two prefabricated belt beam walls which are arranged oppositely are connected through connecting H-shaped steel and the grouting materials, and the splicing of the two prefabricated belt beam walls is completed.
The shear wall with the connecting beam in the concrete frame shear structure has the following advantages and beneficial effects:
(1) according to the invention, the shear wall with the connecting beam in the concrete structure is split into the prefabricated wall, the prefabricated connecting beam or the splicing and connecting structure of two prefabricated wall with the beam and the proposed splicing and connecting method, the splitting position of each component is reasonable, and the components are convenient to manufacture and transport;
(2) the invention can well realize the transmission of bending moment and shearing force of the spliced prefabricated components on the aspect of mechanical property, ensures the reliability of connection, simultaneously adopts steel at the connection part, is not easy to damage at the connection part, and meets the design requirement of 'strong connection' in structural design;
(3) the connecting structure has certain ductility and good anti-seismic performance, and is suitable for connecting beams with any section size and reinforcing bars, and has wider application range;
(4) the invention has no welding in construction, is convenient for manufacturing, transporting, hoisting and installing components, reduces the requirement of assembly space to the maximum extent during assembly, and has convenient operation and high connection efficiency;
(5) the grouting material among the prefabricated components has small width, less field wet operation and high assembly rate, improves the assembly degree, realizes energy conservation and emission reduction, improves the labor productivity, improves the building quality and shortens the construction period.
Drawings
Fig. 1 is a three-dimensional view of the anchoring steel plate and the connecting groove in the shear wall.
Fig. 2 is a three-dimensional view of a connection steel bar.
Fig. 3 is a three-dimensional view of a shear wall anchor steel plate (wall steel plate for short) with connecting members.
FIG. 4 is a three-dimensional view of a precast shear wall reinforcement.
Fig. 5 is a three-dimensional view of the completed connection of the wall steel plate to fig. 4.
Fig. 6 is a three-dimensional view of the completed precast shear wall formwork support.
Fig. 7 is a three-dimensional diagram of a prefabricated shear wall with connecting pieces (called a prefabricated wall for short).
Fig. 8 is a three-dimensional view of the coupling beam built-in steel plate and the coupling groove.
Fig. 9 is a three-dimensional view of a built-in steel plate for coupling beam with a connector (referred to as a beam steel plate for short).
Fig. 10 is a three-dimensional drawing of the finished binding of the steel bars and the beam steel plates in the prefabricated coupling beam.
Fig. 11 is a three-dimensional view of the completed support of the precast coupling beam formwork.
Fig. 12 is a three-dimensional view of a prefabricated concrete coupling beam with built-in steel plates (called as a prefabricated coupling beam for short) and connecting pieces.
Fig. 13 is a three-dimensional view of a connecting i-beam.
Fig. 14 is a three-dimensional view of a connecting steel ring.
Fig. 15 is a three-dimensional view showing an assembling process of the prefabricated wall and the prefabricated coupling beam.
Fig. 16 is a three-dimensional view of the prefabricated wall and the prefabricated coupling beam after being connected.
Fig. 17 is a detailed three-dimensional view of the junction of the prefabricated wall and the prefabricated coupling beam.
Fig. 18 is a three-dimensional view of a U-shaped template.
Fig. 19 is a three-dimensional view of the U-shaped form secured to the beam end.
Fig. 20 is a three-dimensional view of the prefabricated coupling beam and the prefabricated wall in the finished assembly.
Fig. 21 is a three-dimensional diagram of a prefabricated shear wall with a half connecting beam (called a prefabricated beam wall for short).
Fig. 22 is a three-dimensional view of the completed connection of two prefabricated belted beam walls.
Fig. 23 is a three-dimensional view of the completed assembly of two prefabricated belted beam walls.
In the figure, 1, a steel plate is anchored in the shear wall; 2, connecting grooves; 3 connecting steel bars; 4H-shaped steel connecting pieces; 5, anchoring a steel plate in the shear wall with the connecting piece; 6 prefabricating longitudinal ribs of the shear wall; 7 prefabricating horizontal ribs of the shear wall; 8, prefabricating shear wall lacing wires; 9, prefabricating shear walls to restrain the stirrups of the edge components; 10 prefabricating a shear wall template; 11 prefabricating a shear wall with connecting pieces (called prefabricated wall for short); 12, arranging a steel plate in the connecting beam; 13 built-in steel plates of the connecting beam with the connecting piece; 14, prefabricating longitudinal bars of the connecting beam; 15 prefabricating a connecting beam stirrup; 16, prefabricating a connecting beam template; 17 prefabricating a steel plate concrete connecting beam with a connecting piece (a prefabricated connecting beam for short); 18 connecting the I-shaped steel; 19 connecting the steel ring; 20. a U-shaped template; 21, grouting material; 22 prefabricated beam walls.
Detailed Description
As shown in fig. 1 to 23, the method for splitting, manufacturing and assembling the connecting beam of the steel plate concrete shear wall of the invention includes two specific implementation modes, specifically as follows:
as shown in fig. 1 to 20, when the length of the connecting beam of the shear wall in the fabricated concrete frame shear structure is greater than 3m or there is a clear requirement for engineering, the connecting position between the two ends of the prefabricated connecting beam and the shear wall is split, so as to form a structure splitting and assembling system consisting of two prefabricated walls 11 and one prefabricated connecting beam 17.
(1) As shown in fig. 1-3 and 8-9, in order to connect the prefabricated wall 11 and the prefabricated connecting beam 17, a steel plate 5 is anchored in the shear wall with the connecting piece and embedded in the prefabricated wall 11, and a steel plate 13 is embedded in the connecting beam with the connecting piece and embedded in the prefabricated connecting beam 17.
As shown in fig. 1-3, the shear wall inner anchoring steel plate 5 with the connecting piece comprises a shear wall inner anchoring steel plate 1 and an i-shaped steel connecting piece 4, one side of the shear wall inner anchoring steel plate 1 is vertically connected with the i-shaped steel connecting piece 4 into a whole, a connecting groove 2 and a connecting steel bar 3 are arranged on the outer side of the i-shaped steel connecting piece 4, the connecting groove 2 is vertically arranged, a vertical gap is reserved in the middle of the vertically arranged connecting groove 2, and the connecting steel bar 3 is symmetrically arranged on two sides of the connecting groove 2; wherein, the connecting groove 2, the I-steel connecting piece 4, the anchoring steel plate 1 in the shear wall are manufactured as a whole in the factory (as shown in fig. 1), the connecting steel strip 3 is L-shaped, one side of the connecting steel strip 3 is vertically welded on the I-steel connecting piece 4, and the other side of the connecting steel strip 3 is vertically upward.
As shown in fig. 8 to 9, the coupling beam built-in steel plate 13 with the connecting member includes a coupling beam built-in steel plate 12 and an i-steel connecting member 4, both sides of the coupling beam built-in steel plate 12 are respectively and vertically connected with the i-steel connecting member 4 into a whole, a connecting groove 2 and a connecting steel bar 3 are disposed outside the i-steel connecting member 4, the connecting groove 2 is vertically disposed, a vertical gap is left in the middle of the vertically disposed connecting groove 2, and the connecting steel bar 3 is symmetrically disposed on both sides of the connecting groove 2; wherein, the connecting groove 2, the i-steel connecting piece 4 and the built-in steel plate 12 of the connecting beam are manufactured as a whole in a factory (as shown in fig. 8), the connecting steel bar 3 is L-shaped, one side of the connecting steel bar 3 is vertically welded on the i-steel connecting piece 4, and the other side of the connecting steel bar 3 is vertically upward.
The length of the anchoring steel plate 1 in the shear wall, the thickness, the length and the width of the connecting groove 2 and the thickness of the steel plate in the I-shaped steel connecting piece 4 are determined by calculation according to the magnitude of the normal stress caused by the transmission of bending moment of the steel plate in the connecting beam in the prefabricated connecting beam 17, meanwhile, the width of the I-shaped steel connecting piece 4 is smaller than the width of the prefabricated connecting beam 17, and the smaller dimension is larger than or equal to the thickness of a protective layer required by the steel plate specified by the specification, so that the requirements of grouting and preventing the corrosion of the connecting steel plate are met.
As shown in fig. 13, the inner edge of the lower side of the flange of the connecting i-steel 18 is chamfered, and the size of the inner side of the connecting groove 2 is 1mm smaller than the thickness of the flange of the connecting i-steel 18, so that when the flange of the connecting i-steel 18 is installed in the connecting groove 2, the flange and the connecting i-steel generate a large friction force; as shown in fig. 14, the size and shape of the connection steel ring 19 are determined according to the size and shape of the connection steel rod 3. The sizes and the shapes of the connecting I-shaped steel 18 and the connecting steel bars 3 are determined according to the size of the bending moment transferred by the prefabricated connecting beam longitudinal bars 14.
(2) As shown in fig. 4-7, the prefabricated wall 11 mainly includes a steel reinforcement framework, an inner anchoring steel plate 5 of the shear wall with a connecting member, and concrete, wherein the inner anchoring steel plate 5 of the shear wall with the connecting member is inserted into the upper part of one side of the steel reinforcement framework through the inner anchoring steel plate 1 of the shear wall, and the concrete is poured around the steel reinforcement framework; the steel reinforcement framework is prefabricated shear wall longitudinal reinforcement 6, prefabricated shear wall horizontal reinforcement 7, prefabricated shear wall lacing wires 8 and prefabricated shear wall restraint edge component stirrup 9 are constituteed, two rows of prefabricated shear wall longitudinal reinforcement 6 parallel relative settings, connect through prefabricated shear wall horizontal reinforcement 7 between every row of prefabricated shear wall longitudinal reinforcement 6, connect through prefabricated shear wall lacing wires 8 between the prefabricated shear wall longitudinal reinforcement 6 of relative setting, parallel arrangement prefabricated shear wall restraint edge component stirrup 9 about the outside between the edge of two rows of prefabricated shear wall longitudinal reinforcement 6.
The manufacturing process of the prefabricated shear wall (prefabricated wall for short) 11 with the connecting pieces is shown in fig. 4-7.
As shown in fig. 4, the precast shear wall longitudinal bars 6 and the precast shear wall restraining edge member stirrups 9 are firstly bound to form the restraining edge member reinforcements at the end of the precast wall 11, then the other precast shear wall longitudinal bars 6 and the precast shear wall horizontal reinforcements 7 are bound, and finally the precast shear wall tie bars 8 are bound to form the reinforcement cage of the precast wall 11.
As shown in fig. 5, the anchoring steel plate 5 in the shear wall with the connecting piece is inserted into the steel reinforcement framework, and the i-shaped steel connecting piece 4 is welded and fixed on the reserved horizontal rib 7 of the shear wall.
As shown in fig. 6, the prefabricated shear wall formwork 10 is supported outside the steel reinforcement framework, and the i-steel connecting members 4 are located outside the prefabricated shear wall formwork 10.
As shown in fig. 7, concrete is poured into the prefabricated shear wall formworks 10, the prefabricated shear wall formworks 10 are maintained for 28 days, and the prefabricated shear wall 11 is formed by dismantling the prefabricated shear wall formworks 10.
(3) As shown in fig. 10 to 12, the prefabricated coupling beam 17 includes a steel reinforcement frame, a coupling beam built-in steel plate 13 with a connector, and concrete, the steel reinforcement frame is disposed between the i-steel connectors 4 of the coupling beam built-in steel plate 13 with a connector and at the periphery of the coupling beam built-in steel plate 12, and the concrete is poured around the steel reinforcement frame; the steel reinforcement framework is composed of prefabricated coupling beam longitudinal ribs 14 and prefabricated coupling beam stirrups 15, the rectangular prefabricated coupling beam stirrups 15 are arranged in parallel, and the prefabricated coupling beam longitudinal ribs 14 are arranged at four corners of the inner side of the rectangular prefabricated coupling beam stirrups 15 respectively.
The manufacturing process of the prefabricated connecting beam with the connecting piece (called prefabricated connecting beam for short) 17 is shown in figures 10-12.
As shown in fig. 10, the prefabricated longitudinal tie beam ribs 14 and the prefabricated hoop tie beam ribs 15 are firstly bound around the built-in steel plate 12 of the tie beam, and the longitudinal tie beam ribs 14 are welded on the i-shaped steel connecting members 4.
As shown in fig. 11, the prefabricated coupling beam formwork 16 is supported outside the steel reinforcement framework, and the i-steel connectors 4 are positioned outside the prefabricated coupling beam formwork 16.
As shown in fig. 12, concrete is poured into the precast coupling beam formworks 16, the precast coupling beam formworks 16 are maintained for 28 days, and the precast coupling beam 17 is formed by removing the precast coupling beam formworks 16.
(4) As shown in fig. 13 to 15, the prefabricated wall 11 and the prefabricated coupling beam 17 are connected by using the connecting i-beams 18 and the connecting steel rings 19, the connecting i-beams 18 are respectively matched with the connecting grooves 2 at the upper parts of one sides of the prefabricated wall 11 and the prefabricated coupling beam 17, and the connecting steel rings 19 are respectively matched with the connecting steel bars 3 at the upper parts of one sides of the prefabricated wall 11 and the prefabricated coupling beam 17. The connecting I-shaped steel 18 and the connecting steel ring 19 are used for transferring bending moment and shearing force between the prefabricated wall 11 and the prefabricated connecting beam 17.
(5) The assembly process of the prefabricated wall 11 and the prefabricated coupling beam 17 is shown in fig. 15-20.
As shown in fig. 15, the prefabricated coupling beam 17 is hung between two prefabricated walls 11, the connection grooves 2 on the i-steel connectors 4 of the prefabricated walls 11 and the connection grooves 2 on the i-steel connectors 4 of the prefabricated coupling beam 17 are aligned and adhered closely, the connection steel bars 3 of the prefabricated walls 11 and the connection steel bars 3 of the prefabricated coupling beam 17 are aligned and adhered closely, the connection steel rings 19 are sleeved on the two aligned connection steel bars 3, the connection i-steel 18 is inserted into the i-shaped groove formed by the two connection grooves 2, and the connection and the locking are performed to form a connection and combination structure, see fig. 16-17.
As shown in fig. 18-20, a U-shaped formwork 20 is supported at the outer side of the joint of the prefabricated wall 11 and the prefabricated coupling beam 17, the opening of the U-shaped formwork 20 is upward, and the connection of the U-shaped formwork 20 with the prefabricated coupling beam 17 and the prefabricated wall 11 is ensured by glass cement or other materials, then grouting material 21 is poured into the U-shaped formwork 20 until the grouting material 21 is filled in the U-shaped formwork 20 of the grouting joint of the prefabricated member, and after the grouting material 21 is solidified, the U-shaped formwork 20 is removed, and the splicing of the prefabricated coupling beam 17 and the prefabricated wall 11 is completed.
The force transmission mechanism of the split assembly mode is as follows: the connecting I-shaped steel 18 is inserted into the connecting groove 2, and the bending moment born by the built-in steel plate 12 of the connecting beam is transferred to the anchoring steel plate 1 in the shear wall; the connecting steel bars 3 of the prefabricated connecting beam of the prefabricated wall 11 are locked through the connecting steel rings 19, and the bending moment born by the longitudinal ribs 14 of the prefabricated connecting beam is transferred to the horizontal ribs 7 of the prefabricated shear wall welded with the I-shaped steel connecting piece 4; the shearing force between the prefabricated connecting beam 17 and the prefabricated wall 11 is transmitted through the friction force and the occlusion force of the contact part between the grouting material 21 and the periphery of the grouting material 21 and the friction force between the connecting I-shaped steel 18 and the I-shaped steel connecting piece 4.
And (II) as shown in fig. 21-23, when the length of the connecting beam of the shear wall in the fabricated concrete frame shear structure is less than 3m or the engineering has specific requirements, splitting is performed at the midspan position of the prefabricated connecting beam, and a structure splitting and assembling system of two prefabricated belt beam walls 22 is formed.
The steel plate concrete shear wall coupling beam splitting structure mainly comprises a prefabricated belt beam wall 22, connecting I-shaped steel 18, grouting material 21 and the like, and the concrete structure is as follows:
the connecting grooves 2 on the I-shaped steel connecting pieces 4 of the two prefabricated belt beam walls 22 are aligned and attached tightly, the connecting steel bars 3 of the two prefabricated belt beam walls 22 are aligned and attached tightly, the connecting steel rings 19 are sleeved on the two aligned connecting steel bars 3, the connecting I-shaped steel 18 is inserted into an I-shaped groove formed by the two connecting grooves 2, and a connecting and combining structure is formed after connection and locking.
As shown in fig. 21, the prefabricated belted beam wall 22 is constructed, fabricated and assembled in the same manner as described above with reference to the operation and force transmission mechanism of the first embodiment. During assembly, the two prefabricated beam walls 22 are hoisted in place, and the two prefabricated beam walls 22 arranged oppositely are connected with each other through the connecting I-steel 18 and the grouting material 21.
The U-shaped template 20 is supported on the outer side of the joint of the two prefabricated belted beam walls 22, the opening of the U-shaped template 20 is upward, the U-shaped template 20 is ensured to be tightly connected with the two prefabricated belted beam walls 22 through glass cement or other materials, then grouting materials 21 are poured into the U-shaped template 20 until the grouting materials 21 are filled in the U-shaped template 20 of the grouting joints of the prefabricated parts, and after the grouting materials 21 are solidified, the U-shaped template 20 is detached to complete the splicing of the two prefabricated belted beam walls 22.
The implementation result shows that the connecting beam splitting structure, the manufacturing method and the assembling method of the steel plate concrete shear wall split the shear wall with the connecting beam in the concrete structure into the prefabricated wall, the prefabricated connecting beam or the two prefabricated connecting beams with the beam wall and the assembling and connecting method are provided: on the aspect of mechanical property, the transmission of bending moment and shearing force of the spliced prefabricated part can be well realized, the connection reliability is ensured, and the design requirement of 'strong connection' in structural design is met; structurally, the prefabricated connecting beam and the prefabricated wall are connected with the built-in steel plates through the I-shaped steel connecting piece, the prefabricated connecting beam and the prefabricated wall are connected with the stressed steel bars through the connecting steel ring and the connecting steel bars, the connecting structure has certain ductility and good anti-seismic performance, and meanwhile, the connecting structure is suitable for connecting beams with any section size and reinforcing bars, and is wider in application range; in construction, welding is avoided, member manufacturing, transportation, hoisting and installation are facilitated, assembly space requirements are reduced to the maximum extent during assembly, operation is convenient, and connection efficiency is high; the grouting material among the prefabricated components has small width, less field wet operation and high assembly rate, improves the assembly degree, realizes energy conservation and emission reduction, improves the labor productivity, improves the building quality and shortens the construction period.
Claims (8)
1. The utility model provides a steel sheet concrete shear force wall is roof beam split structure even, its characterized in that links the roof beam, precast shear force wall or has the shear force wall of half span linking the roof beam in the precast shear force wall even the roof beam, connect the I-steel and constitute the structure split and assemble the system, wherein: connecting beams in the prefabricated shear wall are called as prefabricated connecting beams for short; the prefabricated shear wall is hereinafter referred to as a prefabricated wall; prefabricating a shear wall with a half-span connecting beam, which is hereinafter referred to as a prefabricated beam wall; the splicing and connecting structure is one of the following two structural forms:
(1) Splitting the connecting positions of two ends of the prefabricated connecting beam and the shear wall, respectively manufacturing the prefabricated connecting beam and the prefabricated walls connected with the beam ends of the prefabricated connecting beam, wherein the number of the prefabricated walls connected with one prefabricated connecting beam is two, and forming a structure splitting and assembling system consisting of two prefabricated walls and one prefabricated connecting beam; the prefabricated wall is provided with a shear wall internal anchoring steel plate with a connecting piece, the prefabricated connecting beam is provided with a connecting beam internal steel plate with a connecting piece, the shear wall internal anchoring steel plate with a connecting piece and the connecting beam internal steel plate with a connecting piece are oppositely arranged through connecting grooves and connecting steel bars respectively, the oppositely arranged connecting grooves are aligned and attached tightly, the oppositely arranged connecting steel bars are aligned and attached tightly, I-shaped grooves formed between the aligned and attached connecting grooves are connected through connecting I-shaped steel, the aligned and attached connecting steel bars are connected through connecting steel rings, and the prefabricated connecting beam, the prefabricated wall and the connecting I-shaped steel are connected into a whole;
(2) Splitting the midspan position of the prefabricated connecting beam, forming two prefabricated shear walls with the half-span connecting beam after splitting, namely prefabricated beam walls, and forming a structural splitting and assembling system of the two prefabricated beam walls; the two prefabricated belt beam walls are respectively provided with a shear wall inner anchoring steel plate with a connecting piece, the shear wall inner anchoring steel plates with the connecting pieces are respectively arranged oppositely through connecting grooves and connecting steel bars, the connecting grooves which are oppositely arranged are aligned and attached tightly, the connecting steel bars which are oppositely arranged are aligned and attached tightly, I-shaped grooves formed between the aligned and attached connecting grooves are connected through connecting I-shaped steel, the aligned and attached connecting steel bars are connected through connecting steel rings, and the prefabricated belt beam walls and the connecting I-shaped steel are connected into a whole;
the manufacturing method of the connecting beam split structure of the steel plate concrete shear wall comprises the following two steps:
(1) Process for manufacturing and assembling prefabricated wall and prefabricated coupling beam
Manufacturing the prefabricated wall: firstly, binding prefabricated shear wall longitudinal ribs and prefabricated shear wall restraining edge member stirrups to form restraining edge member reinforcements at the end parts of the prefabricated wall, then binding other prefabricated shear wall longitudinal ribs and prefabricated shear wall horizontal ribs, and finally binding prefabricated shear wall tie bars to form a reinforcement cage of the prefabricated wall; inserting an anchoring steel plate in the shear wall with the connecting piece into the steel reinforcement framework, and welding and fixing the I-shaped steel connecting piece on the reserved horizontal rib of the shear wall; supporting a prefabricated shear wall template outside the steel reinforcement framework, wherein the I-shaped steel connecting piece is positioned outside the prefabricated shear wall template; pouring concrete in the prefabricated shear wall template, and removing the prefabricated shear wall template after curing to form a prefabricated wall;
manufacturing a prefabricated connecting beam: firstly, binding prefabricated connecting beam longitudinal bars and prefabricated connecting beam stirrups around a connecting beam built-in steel plate, and welding the connecting beam longitudinal bars on an I-shaped steel connecting piece; supporting a prefabricated connecting beam template outside the steel reinforcement framework, wherein an I-shaped steel connecting piece is positioned outside the prefabricated connecting beam template; pouring concrete in the prefabricated connecting beam template, and removing the prefabricated connecting beam template after curing to form a prefabricated connecting beam;
assembling the prefabricated wall and the prefabricated coupling beam: hoisting the prefabricated connecting beam between two prefabricated walls, aligning and attaching a connecting groove on an I-shaped steel connecting piece of the prefabricated wall and a connecting groove on an I-shaped steel connecting piece of the prefabricated connecting beam tightly, aligning and attaching a connecting steel bar of the prefabricated wall and a connecting steel bar of the prefabricated connecting beam tightly, sleeving a connecting steel ring on the two abutted connecting steel bars, inserting the connecting I-shaped steel into an I-shaped groove formed by the two connecting grooves, and connecting and locking to form a connected and combined structure; supporting a U-shaped template at the outer side of the joint of the prefabricated wall and the prefabricated connecting beam, enabling the opening of the U-shaped template to face upwards, ensuring that the U-shaped template is tightly connected with the prefabricated connecting beam and the prefabricated wall, then pouring grouting materials into the U-shaped template until the grouting materials are filled in the U-shaped template of the grouting joint of the prefabricated component, and after the grouting materials are solidified, removing the U-shaped template to complete the splicing of the prefabricated connecting beam and the prefabricated wall;
(2) Manufacturing and assembling process of two prefabricated belted beam walls
Manufacturing a prefabricated belted beam wall: firstly, binding prefabricated shear wall longitudinal ribs and prefabricated shear wall restraint edge component stirrups to form restraint edge component reinforcements at the end parts of the prefabricated beam-carrying walls, then binding other prefabricated shear wall longitudinal ribs and prefabricated shear wall horizontal ribs, and finally binding prefabricated shear wall tie bars to form reinforcement frameworks of the prefabricated beam-carrying walls; inserting an anchoring steel plate in the shear wall with the connecting piece into the steel reinforcement framework, and welding and fixing the I-shaped steel connecting piece on the reserved horizontal rib of the shear wall; supporting a prefabricated shear wall template outside the steel bar framework, wherein the I-shaped steel connecting piece is positioned outside the prefabricated shear wall template; pouring concrete in the prefabricated shear wall template, and removing the prefabricated shear wall template after curing to form a prefabricated belted beam wall;
assembling two prefabricated belt beam walls: hoisting two prefabricated belt beam walls in place, aligning and tightly attaching connecting grooves on I-shaped steel connecting pieces of the two prefabricated belt beam walls, aligning and tightly attaching connecting steel bars of the two prefabricated belt beam walls, sleeving connecting steel rings on the two oppositely-tightly connected steel bars, inserting the connecting I-shaped steel into an I-shaped groove formed by the two connecting grooves, and connecting and locking to form a connecting and combining structure; the U-shaped template is supported at the outer side of the joint of the two prefabricated belt beam walls, the opening of the U-shaped template is upward, the U-shaped template is tightly connected with the two prefabricated belt beam walls, then grouting materials are poured into the U-shaped template until the grouting materials are filled in the U-shaped template of the grouting joint of the prefabricated component, the U-shaped template is detached after the grouting materials are solidified, the two prefabricated belt beam walls which are arranged oppositely are connected through connecting H-shaped steel and the grouting materials, and the splicing of the two prefabricated belt beam walls is completed.
2. The structure for splitting the connecting beam of the steel plate concrete shear wall according to claim 1, wherein in order to realize the connection between the precast wall and the precast connecting beam, a steel plate is anchored in the shear wall with the connecting piece pre-buried in the precast wall, and a steel plate is built in the connecting beam with the connecting piece pre-buried in the precast connecting beam; in order to realize the connection of two prefabricated belted beam walls, anchor the steel sheet in the shear wall of pre-buried area connecting piece respectively in prefabricated belted beam wall.
3. The structure for splitting the connecting beam of the steel plate concrete shear wall according to claim 1, wherein the inner anchoring steel plate of the shear wall with the connecting piece comprises the inner anchoring steel plate of the shear wall and an I-shaped steel connecting piece, one side of the inner anchoring steel plate of the shear wall is vertically connected with the I-shaped steel connecting piece into a whole, a connecting groove and a connecting steel bar are arranged on the outer side of the I-shaped steel connecting piece, the connecting groove is vertically arranged, a vertical gap is reserved in the middle of the vertically arranged connecting groove, and the connecting steel bar is symmetrically arranged on two sides of the connecting groove; the connecting steel bar is L-shaped, one side of the connecting steel bar is vertically welded on the I-shaped steel connecting piece, and the other side of the connecting steel bar is vertically upward.
4. The structure for splitting the connecting beam of the steel plate concrete shear wall according to claim 1, wherein the connecting beam built-in steel plate with the connecting piece comprises a connecting beam built-in steel plate and an I-shaped steel connecting piece, two sides of the connecting beam built-in steel plate are respectively and vertically connected with the I-shaped steel connecting piece into a whole, a connecting groove and a connecting steel bar are arranged on the outer side of the I-shaped steel connecting piece, the connecting groove is vertically arranged, a vertical gap is reserved in the middle of the vertically arranged connecting groove, and the connecting steel bar is symmetrically arranged on two sides of the connecting groove; the connecting steel bar is L-shaped, one side of the connecting steel bar is vertically welded on the I-shaped steel connecting piece, and the other side of the connecting steel bar is vertically upward.
5. The structure for splitting a connecting beam of a steel plate concrete shear wall according to claim 1, wherein the inner edge of the lower side of the flange of the connecting i-steel is chamfered, the inside dimension of the connecting groove is 1mm smaller than the thickness of the flange of the connecting i-steel, and the flange of the connecting i-steel generates a large friction force when being installed in the connecting groove.
6. The connecting beam splitting structure of the steel plate concrete shear wall according to claim 1, wherein the prefabricated wall comprises a steel reinforcement framework, an inner anchoring steel plate of the shear wall with the connecting piece and concrete, the inner anchoring steel plate of the shear wall with the connecting piece is inserted into the upper part of one side of the steel reinforcement framework through the inner anchoring steel plate of the shear wall, and the concrete is poured around the steel reinforcement framework; the steel reinforcement framework is composed of longitudinal ribs of the prefabricated shear wall, horizontal ribs of the prefabricated shear wall, lacing wires of the prefabricated shear wall and hooping of prefabricated shear wall constraint edge components, the longitudinal ribs of the two rows of prefabricated shear walls are arranged in parallel and oppositely, the longitudinal ribs of each row of prefabricated shear walls are connected through the horizontal ribs of the prefabricated shear wall, the longitudinal ribs of the prefabricated shear walls which are arranged oppositely are connected through the lacing wires of the prefabricated shear wall, and the hooping of the prefabricated shear wall constraint edge components are arranged on the outer side of the edge of the longitudinal ribs of the two rows of prefabricated shear walls in an up-down parallel mode.
7. The structure for splitting the connecting beams of the steel plate concrete shear wall according to claim 1, wherein the prefabricated connecting beams comprise a steel reinforcement framework, connecting beam built-in steel plates with connecting pieces and concrete, the steel reinforcement framework is arranged between the I-shaped steel connecting pieces of the connecting beam built-in steel plates with the connecting pieces and at the periphery of the connecting beam built-in steel plates, and the concrete is poured around the steel reinforcement framework; the steel reinforcement framework is composed of prefabricated connecting beam longitudinal ribs and prefabricated connecting beam stirrups, the rectangular prefabricated connecting beam stirrups are arranged in parallel, and the prefabricated connecting beam longitudinal ribs are arranged at four corners of the inner side of the rectangular prefabricated connecting beam stirrups respectively.
8. The structure for splitting the connecting beams of the steel plate concrete shear wall according to claim 1, wherein the prefabricated wall with the beams comprises a steel reinforcement framework, an inner anchoring steel plate of the shear wall with the connecting piece and concrete, the inner anchoring steel plate of the shear wall with the connecting piece is inserted into the upper part of one side of the steel reinforcement framework through the inner anchoring steel plate of the shear wall, and the concrete is poured around the steel reinforcement framework; the steel reinforcement framework is composed of longitudinal ribs of the prefabricated shear wall, horizontal ribs of the prefabricated shear wall, lacing wires of the prefabricated shear wall and hooping of prefabricated shear wall constraint edge components, the longitudinal ribs of the two rows of prefabricated shear walls are arranged in parallel and oppositely, the longitudinal ribs of each row of prefabricated shear walls are connected through the horizontal ribs of the prefabricated shear wall, the longitudinal ribs of the prefabricated shear walls which are arranged oppositely are connected through the lacing wires of the prefabricated shear wall, and the hooping of the prefabricated shear wall constraint edge components are arranged on the outer side of the edge of the longitudinal ribs of the two rows of prefabricated shear walls in an up-down parallel mode.
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| CN108301534B (en) * | 2018-02-05 | 2023-12-01 | 新疆彦鑫建筑安装工程有限责任公司 | Clamping groove type shear wall horizontal connection structure, manufacturing method and construction method thereof |
| CN108343175B (en) * | 2018-04-26 | 2023-07-14 | 华南理工大学建筑设计研究院有限公司 | Steel pipe high-strength concrete shear wall connecting beam longitudinal bar anchoring device |
| CN109296129B (en) * | 2018-10-29 | 2021-06-18 | 南通龙哲混凝土制品有限公司 | Precast beam |
| CN109267672A (en) * | 2018-11-09 | 2019-01-25 | 沈阳建筑大学 | The structure and assembly method of special-shaped I-steel connection shear wall and coupling beam |
| CN109577515B (en) * | 2019-01-30 | 2024-05-03 | 河南省鑫淼远大住宅工业有限公司 | Prefabricated shear wall lattice type horizontal connection structure, manufacturing and assembling method |
| CN110863611B (en) * | 2019-11-20 | 2021-11-30 | 河北水利电力学院 | H-shaped steel and channel steel assembled L-shaped special-shaped column connected by latch hook |
| CN112281918B (en) * | 2020-11-13 | 2022-06-21 | 广州地铁设计研究院股份有限公司 | Assembled subway station and construction method thereof |
| US11926982B2 (en) | 2020-11-13 | 2024-03-12 | Guangzhou Metro Design & Research Institute Co., Ltd. | Assembled subway station and construction method thereof |
| CN115434455A (en) * | 2022-11-08 | 2022-12-06 | 中铁建设集团华北工程有限公司 | Assembled close-spliced shell system concrete shear wall structure and design method |
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| WO2014193323A1 (en) * | 2013-05-27 | 2014-12-04 | Süleyman Bahadir Yüksel | Shear and bending reinforcements of coupling beams of coupled shear walls |
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