CN104032857A - Assembly-type steel beam joint cross-shaped mixed coupled wall and construction method thereof - Google Patents
Assembly-type steel beam joint cross-shaped mixed coupled wall and construction method thereof Download PDFInfo
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- CN104032857A CN104032857A CN201410204321.3A CN201410204321A CN104032857A CN 104032857 A CN104032857 A CN 104032857A CN 201410204321 A CN201410204321 A CN 201410204321A CN 104032857 A CN104032857 A CN 104032857A
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Abstract
Disclosed are an assembly-type steel beam joint cross-shaped mixed coupled wall and a construction method thereof. The assembly-type steel beam joint cross-shaped mixed coupled wall comprises first wall units and a second wall unit which are connected together perpendicularly and form a cross shape. The first wall units are symmetrically distributed on the two sides of the second wall unit, the first wall units and the second wall unit are all prefabricated parts, and the first wall units and the second wall unit are connected through joint post-pouring belts. According to the assembly-type steel beam joint cross-shaped mixed coupled wall, steel beams are used for replacing concrete beams and section steel columns are used for replacing edge constraint reinforced concrete embedded columns, so that the mixed coupled wall has better energy-dissipating capacity and progressive-collapse-resistant capacity than a traditional coupled wall; prefabrication and on-site installation are conducted at the same time, therefore, the problems that the quantity of wet construction on a construction site is large and a lot of construction waste is generated are solved and assembly procedures are simplified; after butt welding is conducted on joint short beams, high rigidity is formed between the wall units, therefore, the stability of wall bodies in the construction process is facilitated, the procedure that a shear wall is prefabricated to be used as a temporary support is omitted and the construction efficiency is guaranteed. The construction method can be widely applied to construction of mixed coupled walls in constructional engineering.
Description
Technical field
The present invention relates to a kind of coupled wall and construction method thereof of construction work, particularly a kind of assembling mixing coupled wall and construction method thereof.
Background technology
High building structure is in Chinese Urbanization process, to solve urban population constantly to increase and the urban land inevitable choice of short contradiction gradually, and coupled wall structural system is indispensable element in high building structure.According to field data in the past, coupled wall system had both been inherited the advantages such as cheap, the anti-side rigidity of simple shear wall construction costs is large, embodied again under severe earthquake action coupling beam surrender power consumption, reduced a large amount of cracks and concentrate on body of wall bottom, to reduce the advantage of rehabilitation cost after shake.But in actual application, be limited to building and use functional requirement, conventional concrete coupling beam is often difficult to meet cross section shearing resistance demand, to designer, has caused certain difficulty.And in project construction process, Contraction in Site amount is large and need a large amount of template and temporary supporting, not only affect construction speed, also can produce a large amount of building wastes, pollute.
Summary of the invention
The object of this invention is to provide a kind of assembling girder steel seam cross mixing coupled wall and construction method thereof, solve large, the inefficient technical problem of coupled wall construction operation amount; And solve the problem that produces a large amount of building wastes in construction.
For achieving the above object, the present invention adopts following technical scheme:
A kind of assembling girder steel seam cross mixing coupled wall, comprise and be mutually vertically connected to form criss-cross the first wall unit and the second wall unit, wherein the first wall unit is symmetrically distributed in the both sides of the second wall unit, described the first wall unit and the second wall unit are prefabricated units, connect between the two by seam ater-casting.
Described the first wall unit comprises the first wall unit concrete wall, the first wall unit steel column and the first wall unit seam post that are erected in respectively the first inner two ends of wall unit concrete wall and the first wall unit cage of reinforcement that is positioned at the first concrete wall inside, wall unit; The two ends up and down of described the first wall unit steel column all exceed the first wall unit concrete wall, the length direction of upper end edge the first wall unit concrete wall that is positioned at the first wall unit steel column of the first wall unit concrete wall is connected with the first non-energy dissipating short beam in wall unit, and the other end of described the first non-energy dissipating short beam in wall unit exceeds the first wall unit concrete wall; The two ends up and down of described the first wall unit seam post all exceed the first wall unit concrete wall, the upper, middle, and lower part that is arranged in the first wall unit seam post of the first wall unit concrete wall is connected with the first wall unit seam short beam along the length direction of the first wall unit concrete wall respectively, and the other end of described the first wall unit seam short beam all exceeds the first wall unit concrete wall; On described the first wall unit steel column, the first non-energy dissipating short beam in wall unit, the first wall unit seam post and the first wall unit seam short beam, be all fixed with the first wall unit shearing resistance peg.
Described the second wall unit comprises the second wall unit concrete wall, the second wall unit steel column that is erected in respectively the second inner two ends of wall unit concrete wall, the second wall unit cage of reinforcement that is erected in the second wall unit seam post of the second concrete wall inside, wall unit and is positioned at the second concrete wall inside, wall unit between two parties; The two ends up and down of described the second wall unit steel column all exceed the second wall unit concrete wall, the length direction of upper end edge the second wall unit concrete wall that is positioned at two the second wall unit steel columns of the second wall unit concrete wall is connected with respectively the second non-energy dissipating short beam in wall unit dorsad, and the other end of described the second non-energy dissipating short beam in wall unit exceeds the second wall unit concrete wall; The two ends up and down of described the second wall unit seam post all exceed the second wall unit concrete wall, the upper, middle, and lower part of the second wall unit seam post that is arranged in the second wall unit concrete wall is along the width of the second wall unit concrete wall, be connected with the second wall unit seam short beam respectively to both sides, the other end of described the second wall unit seam short beam all exceeds the second wall unit concrete wall; On described the second wall unit steel column, the second non-energy dissipating short beam in wall unit, the second wall unit seam post and the second wall unit seam short beam, be all fixed with the second wall unit shearing resistance peg.
It is inner that described the first wall unit seam short beam and the second wall unit seam short beam docking are cast in seam ater-casting, and inside, described seam ater-casting is also provided with seam ater-casting vertical reinforcement and seam ater-casting stirrup.
Described the first wall unit concrete wall up and down four sides in one side or multiaspect be matsurface or have in the horizontal direction keyway.
Described the second wall unit concrete wall up and down four sides in one side or multiaspect be matsurface or have in the horizontal direction keyway.
The length range that described the first wall unit seam short beam exceeds the first concrete wall edge, wall unit is 5 centimetres～10 centimetres.
The length range that described the second wall unit seam short beam exceeds the second concrete wall edge, wall unit is 5 centimetres～10 centimetres.
Described the first wall unit cage of reinforcement comprises the first wall unit horizontal reinforcing bar of being connected between the first wall unit steel column and the first wall unit seam post, and the first wall unit horizontal reinforcing bar the first vertical reinforcing bar in wall unit connected vertically and be connected to the first wall unit tension rib between the first vertical reinforcing bar in wall unit.
Described the second wall unit cage of reinforcement comprises the second wall unit horizontal reinforcing bar of being connected between the second wall unit steel column and the second wall unit seam post, and the second wall unit horizontal reinforcing bar the second vertical reinforcing bar in wall unit connected vertically and be connected to the second wall unit tension rib between the second vertical reinforcing bar in wall unit.
Described the first wall unit cage of reinforcement also comprises the first wall unit seam post structure muscle that is arranged on the first wall unit steel column structure muscle of the first wall unit steel column surrounding and is arranged on the first wall unit seam post surrounding.
Described the second wall unit cage of reinforcement also comprises the second wall unit seam post structure muscle that is arranged on the second wall unit steel column structure muscle of the second wall unit steel column surrounding and is arranged on the second wall unit seam post surrounding.
Described the first wall unit steel column, the first non-energy dissipating short beam in wall unit and the first wall unit seam post are H shaped steel or combined I-shaped steel, and described the first wall unit seam short beam is H shaped steel, combined I-shaped steel or steel plate.
Described the second wall unit steel column, the second non-energy dissipating short beam in wall unit and the second wall unit seam post are H shaped steel or combined I-shaped steel, and described the second wall unit seam short beam is H shaped steel, combined I-shaped steel or steel plate.
A construction method for described assembling girder steel seam cross mixing coupled wall, concrete steps are as follows:
The prefabricated operation of the first wall unit and the second wall unit:
Step 1 is welded and fixed the first wall unit shearing resistance peg on the first wall unit steel column, the first non-energy dissipating short beam in wall unit, the first wall unit seam post and the first wall unit seam short beam.
Step 2, is welded and fixed the non-energy dissipating short beam of the first wall unit steel column and the first wall unit, and the first wall unit seam post and the first wall unit seam short beam are welded and fixed.
Step 3, fixes respectively the first wall unit steel column and the first wall unit seam post.
Step 4, colligation the first wall unit horizontal reinforcing bar, the first vertical reinforcing bar in wall unit and the first wall unit tension rib form the first wall unit cage of reinforcement.
Step 5, fixes the first wall unit steel column structure muscle around at the first wall unit steel column, at the first wall unit seam post, fixes the first wall unit seam post structure muscle around.
Step 6, installs the template of the first wall unit, and carries out horizontal keyway or matsurface is processed at four faces up and down.
Step 7, builds the concrete of the first wall unit.
Step 8, to be poured building up after type and maintenance, carries out the demoulding, completes the prefabricated operation of the first wall unit, and the prefabricated operation of the second wall unit is identical with the first wall unit, completes the prefabricated operation of the second wall unit simultaneously.
The site assembly operation of mixing coupled wall:
Step 1, is transported to job site by the first prefabricated wall unit and the second wall unit, starts on-site construction processes.
Step 2, the second wall unit seam short beam of the first wall unit seam short beam of the first wall unit and the second wall unit is corresponding and carry out butt welding and fix.
Step 3, colligation seam ater-casting vertical reinforcement and seam ater-casting stirrup.
Step 4, installs the template of seam ater-casting.
Step 5, builds the concrete of seam ater-casting.
Step 6, carries out maintenance, completes the site assembly construction of cross mixing coupled wall.
On described construction method basis, continue the construction method of multilayer assembling girder steel seam cross mixing coupled wall, concrete steps are as follows:
Step 1, docks upper strata the first wall unit 1 lifting, by the first two-layer wall unit steel column and soldered the connecing of the first wall unit seam post corresponding points with lower floor the first wall unit 1.
Step 2, sloughs suspension hook, to the first wall unit steel column corresponding to two-layer the first wall unit and the first wall unit seam post penetration welding.
Step 3, the seam areas up and down in double-deck the first wall unit arranges cage of reinforcement, and installs the concrete-pouring template of upper and lower seam areas.
Step 4, builds the concrete of upper and lower seam areas.
Step 5, carries out maintenance, completes the site assembly construction of double-deck the first wall unit, and the construction of double-deck the second wall unit is identical with the first wall unit.
Step 6, repeating step one, to step 5, completes the site assembly construction of the cross mixing coupled wall of multilayer.
Assembling girder steel seam cross mixing coupled wall of the present invention, to adopt assembling combining structure, for cross connected node design studies in assembling mixing coupled wall system, based on finite element theory, set up FEM (finite element) model assembling girder steel seam cross mixing coupled wall system is carried out to mechanical analysis, verify the reliability of its node, bonding strength is high, node quality is good: first, wall unit is reinforcing bar, shaped steel and concrete combination construction, between wall unit, by the butt welding of seam short beam, fix, seam short beam after butt welding forms shaped steel short beam in seam ater-casting, this is the important channel of node power transmission, and weldquality more easily detects, also more easily guarantee quality of connection, like this, just between wall unit, formed reliable connection, formation is similar to Shu Zhuti system, individual layer wall unit is provided with multiple tracks seam short beam, increased the strength and ductility of seam horizontal direction, in addition, seam short beam is divided into original whole surface concrete wall some parts, concrete has been played to cuff effect, increased concrete compressive strength, rear pouring concrete has diagonal bracing effect to class Shu Zhuti system, simultaneously, in seam ater-casting, be also provided with the vertical muscle in seam ater-casting and seam ater-casting stirrup, this all has obvious effect to improving concrete crushing strength, increased the strength and ductility of seam vertical direction, therefore, the node strength of assembling girder steel seam cross mixing coupled wall of the present invention, higher than component strength, meets anti-seismic construction requirement.
The construction method of assembling girder steel seam cross mixing coupled wall of the present invention is also easier, fast, efficiently, be included in prefabrication, assemble at the scene, after the butt welding of seam short beam, between wall unit, formed larger rigidity, be conducive to the stable of body of wall in work progress, and two procedures can be carried out simultaneously, improved speed of application, for completing of work items provides guarantee on schedule, considering to mix coupled wall unit makes, what lift and transport is convenient, member is classified into standard component wall unit by fractionation, be transported to behind job site, with be connected reliable, the node structure of constructability carries out supporting assembling, in project construction process, assembly between structure, reduced the wet trade amount at concrete scene, thereby reduced template, the input amount of temporary supporting, and then reduced the generation of building waste.
The present invention has met mixing coupled wall system antidetonation needs, has realized the form of construction work that prefabrication, on-site consolidation synchronously carry out, and seam ater-casting has guaranteed the reliability that node connects.
Compare with traditional cast-in-situ concrete coupled wall, use girder steel to substitute concrete beam, use steel column to substitute edge constraint steel concrete sleeper, make to mix coupled wall and have better energy dissipation capacity and progressive collapse-resisting ability than traditional coupled wall, use seam beam to substitute embedded bar, because seam beam is larger than reinforcing bar rigidity, in transportation, there will not be bending phenomenon, ensure the quality of products, and prefabrication and on-the-spot installation are carried out simultaneously, solve the problem that job site wet trade amount is large, building waste is many, be convenient to meet building instructions for use and simplify assembly process; Compare with existing general assembling coupled wall, after the butt welding of seam short beam, between wall unit, formed larger rigidity, be conducive to the stable of body of wall in work progress, save precast shear wall and done the operation of temporary supporting, guarantee efficiency of construction, reduced the input amount of template temporary supporting, reduced the generation of building waste.
The present invention can be widely used in mixing in construction work the construction of coupled wall structural system.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention will be further described in detail.
Fig. 1 is the structural representation of the present invention the first wall unit.
Fig. 2 is the A-A sectional view of Fig. 1.
Fig. 3 is the structural representation of the present invention the second wall unit.
Fig. 4 is the B-B sectional view of Fig. 3.
Fig. 5 is structural representation of the present invention.
Fig. 6 is the C-C sectional view of Fig. 5.
Reference numeral: 1-the first wall unit, 1.1-the first wall unit concrete wall, 1.2-the first wall unit steel column, 1.3-the first non-energy dissipating short beam in wall unit, 1.4-the first wall unit seam post, 1.5-the first wall unit seam short beam, 1.6-the first wall unit shearing resistance peg, 1.7-the first wall unit steel column structure muscle, 1.8-the first wall unit cage of reinforcement, 1.9-the first wall unit seam post structure muscle, 1.10-keyway;
2-the second wall unit, 2.1-the second wall unit concrete wall, 2.2-the second wall unit steel column, 2.3-the second non-energy dissipating short beam in wall unit, 2.4-the second wall unit seam post, 2.5-the second wall unit seam short beam, 2.6-the second wall unit shearing resistance peg, 2.7-the second wall unit steel column structure muscle, 2.8-the second wall unit cage of reinforcement, 2.9-the second wall unit seam post structure muscle, 2.10-keyway;
3-seam ater-casting, 3.1-seam ater-casting vertical reinforcement, 3.2-seam ater-casting stirrup.
The specific embodiment
Embodiment is referring to shown in Fig. 5, Fig. 6, a kind of assembling girder steel seam cross mixing coupled wall, comprise and be mutually vertically connected to form criss-cross the first wall unit 1 and the second wall unit 2, wherein the first wall unit 1 is symmetrically distributed in the both sides of the second wall unit 2, described the first wall unit 1 and the second wall unit 2 are prefabricated units, strength grade of concrete is not less than C30, not higher than C60, connects between the two by seam ater-casting 3; Described the first wall unit seam short beam 1.5 and second wall unit seam short beam 2.5 both docking are cast in 3 inside, seam ater-casting, 3 inside, described seam ater-casting are also provided with seam ater-casting vertical reinforcement 3.1 and are placed in the seam ater-casting stirrup 3.2 in vertical reinforcement 3.1 outsides, seam ater-casting, when described seam ater-casting vertical reinforcement 3.1 is two rows, seam ater-casting vertical reinforcement 3.1 is placed in outside the first wall unit seam short beam 1.5 and the second wall unit seam short beam 2.5; When seam ater-casting vertical reinforcement 3.1 is that three rows or three rows are when above, at the relevant position welded reinforcement connector of the first wall unit seam short beam 1.5 and the second wall unit seam short beam 2.5, the strength grade of concrete of described seam ater-casting 3 should higher than two grades of strength grade of concrete of the first wall unit 1 and the second wall unit 2 or more than.
Shown in Fig. 1, Fig. 2, described the first wall unit 1 comprises the first wall unit concrete wall 1.1, the first wall unit steel column 1.2 that is erected in respectively the first concrete wall 1.1 inner two ends, wall unit and the first wall unit seam post 1.4 and the first wall unit cage of reinforcement 1.8 that is positioned at the first concrete wall 1.1 inside, wall unit; Described the first wall unit cage of reinforcement 1.8 comprises the first wall unit horizontal reinforcing bar of being connected between the first wall unit steel column 1.2 and the first wall unit seam post 1.4, and the first wall unit horizontal reinforcing bar the first vertical reinforcing bar in wall unit connected vertically and be connected to the first wall unit tension rib between the first vertical reinforcing bar in wall unit; Described the first wall unit concrete wall 1.1 upper and lower faces and in abutting connection with the keyway 1.10 that all has horizontal direction on the face of seam ater-casting 3; The steel column length of described the first wall unit steel column 1.2 and the first wall unit seam post 1.4 is about floor height.
Described the first wall unit cage of reinforcement 1.8 also comprises the first wall unit seam post structure muscle 1.9 that is arranged on the first wall unit steel column structure muscle 1.7 of the first wall unit steel column 1.2 surroundings and is arranged on the first wall unit seam post 1.4 surroundings.
The two ends up and down of described the first wall unit steel column 1.2 all exceed the first wall unit concrete wall 1.1, the length direction of upper end edge the first wall unit concrete wall 1.1 that is positioned at the first wall unit steel column 1.2 of the first wall unit concrete wall 1.1 is connected with the first non-energy dissipating short beam 1.3 in wall unit, and the other end of described the first non-energy dissipating short beam 1.3 in wall unit exceeds the first wall unit concrete wall 1.1.
The two ends up and down of described the first wall unit seam post 1.4 all exceed the first wall unit concrete wall 1.1, the upper, middle, and lower part that is arranged in the first wall unit seam post 1.4 of the first wall unit concrete wall 1.1 is connected with the first wall unit seam short beam 1.5 along the length direction of the first wall unit concrete wall 1.1 respectively, and the length range that described the first wall unit seam short beam 1.5 all exceeds the first concrete wall 1.1 edges, wall unit is 5 centimetres～10 centimetres.
Described the first wall unit steel column 1.2, the first non-energy dissipating short beam 1.3 in wall unit and the first wall unit seam post 1.4 are H shaped steel or combined I-shaped steel, strength grade is Q345, the first wall unit seam short beam 1.5, for H shaped steel, combined I-shaped steel or steel plate, strength grade are Q345, is all fixed with the first wall unit shearing resistance peg 1.6 on the edge of a wing outward flange of shaped steel or steel plate edge.
Shown in Fig. 3, Fig. 4, described the second wall unit 1 comprises the second wall unit concrete wall 2.1, the second wall unit cage of reinforcement 2.8 that is erected in the second wall unit steel column 2.2 at the second concrete wall 2.1 inner two ends, wall unit respectively, is erected in the second wall unit seam post 2.4 of the second concrete wall 2.1 inside, wall unit and is positioned at the second concrete wall 2.1 inside, wall unit between two parties; Described the second wall unit cage of reinforcement 2.8 comprises the second wall unit horizontal reinforcing bar of being connected between the second wall unit steel column 2.2 and the second wall unit seam post 2.4, and the second wall unit horizontal reinforcing bar the second vertical reinforcing bar in wall unit connected vertically and be connected to the second wall unit tension rib between the second vertical reinforcing bar in wall unit; On described the second wall unit concrete wall 2.1 upper and lower faces, have the keyway 2.10 of horizontal direction; The steel column length of described the second wall unit steel column 2.2 and the second wall unit seam post 2.4 is about floor height.
Described the second wall unit cage of reinforcement 2.8 also comprises the second wall unit seam post structure muscle 2.9 that is arranged on the second wall unit steel column structure muscle 2.7 of the second wall unit steel column 2.2 surroundings and is arranged on the second wall unit seam post 2.4 surroundings.
The two ends up and down of described the second wall unit steel column 2.2 all exceed the second wall unit concrete wall 2.1, the length direction of upper end edge the second wall unit concrete wall 2.1 that is positioned at two the second wall unit steel columns 2.2 of the second wall unit concrete wall 2.1 is connected with respectively the second non-energy dissipating short beam 2.3 in wall unit dorsad, and the other end of described the second non-energy dissipating short beam 2.3 in wall unit exceeds the second wall unit concrete wall 2.1.
The two ends up and down of described the second wall unit seam post 2.4 all exceed the second wall unit concrete wall 2.1, be arranged in the second wall unit seam post 2.4 upper of the second wall unit concrete wall 2.1, in, lower three parts are along the width of the second wall unit concrete wall 2.1, to both sides, be connected with respectively the second wall unit seam short beam 2.5, the other end of described the second wall unit seam short beam 2.5 all exceeds the second wall unit concrete wall 2.1, the length range that described the second wall unit seam short beam 2.5 exceeds the second concrete wall 2.1 edges, wall unit is 5 centimetres～10 centimetres.
Described the second wall unit steel column 2.2, the second non-energy dissipating short beam 2. in wall unit and 3 second wall unit seam posts 2.4 are H shaped steel or combined I-shaped steel, strength grade is Q345, described the second wall unit seam short beam 2.5, for H shaped steel, combined I-shaped steel or steel plate, strength grade are Q345, is all fixed with the second wall unit shearing resistance peg 2.6 on the edge of a wing outward flange of above-mentioned shaped steel or steel plate edge.
A construction method for assembling girder steel seam cross mixing coupled wall, concrete steps are as follows:
The prefabricated operation of the first wall unit 1 and the second wall unit 2:
Step 1 is welded and fixed the first wall unit shearing resistance peg 1.6 on the first wall unit steel column 1.2, the first non-energy dissipating short beam 1.3 in wall unit, the first wall unit seam post 1.4 and the first wall unit seam short beam 1.5.
Step 2, is welded and fixed the non-energy dissipating short beam 1.6 of the first wall unit steel column 1.2 and the first wall unit, and the first wall unit seam post 1.4 and the first wall unit seam short beam 1.5 are welded and fixed.
Step 3, fixes respectively the first wall unit steel column 1.2 and the first wall unit seam post 1.4.
Step 4, colligation the first wall unit horizontal reinforcing bar, the first vertical reinforcing bar in wall unit and the first wall unit tension rib form the first wall unit cage of reinforcement 1.8.
Step 5, fixes the first wall unit steel column structure muscle 1.7 around at the first wall unit steel column 1.2, at the first wall unit seam post 1.4, fixes the first wall unit seam post structure muscle 1.9 around.
Step 6, installs the template of the first wall unit 1, and carries out horizontal keyway or matsurface is processed at four faces up and down.
Step 7, builds the concrete of the first wall unit 1.
Step 8, to be poured building up after type and maintenance, carries out the demoulding, completes the prefabricated operation of the first wall unit 1, and the prefabricated operation of the second wall unit 2 is identical with the first wall unit 1, completes the prefabricated operation of the second wall unit 2 simultaneously.
The site assembly operation of the first wall unit 1 and the second wall unit 2:
Step 1, is transported to job site by the first prefabricated wall unit 1 and the second wall unit 2, starts on-site construction processes.
Step 2, by the second wall unit seam short beam 2.5 correspondences of the first wall unit seam short beam 1.5 of the first wall unit 1 and the second wall unit 2 and carry out butt welding and fix.
Step 3, colligation seam ater-casting vertical reinforcement 3.1 and seam ater-casting stirrup 3.2.
Step 4, installs the template of seam ater-casting 3.
Step 5, builds the concrete of seam ater-casting 3.
Step 6, carries out maintenance, completes the site assembly construction of the cross mixing coupled wall of individual layer.
The site assembly operation of multilayer the first wall unit 1 and/or the second wall unit 2:
Step 1, docks upper strata the first wall unit 1 lifting, by the first two-layer wall unit steel column and soldered the connecing of the first wall unit seam post corresponding points with lower floor the first wall unit 1.
Step 2, sloughs suspension hook, to the first wall unit steel column corresponding to two-layer the first wall unit and the first wall unit seam post penetration welding.
Step 3, the seam areas up and down in double-deck the first wall unit arranges cage of reinforcement, and installs the concrete-pouring template of upper and lower seam areas.
Step 4, builds the concrete of upper and lower seam areas.
Step 5, carries out maintenance, completes the site assembly construction of double-deck the first wall unit, and the construction of double-deck the second wall unit is identical with the first wall unit.
Step 6, repeating step one, to step 5, completes the site assembly construction of the cross mixing coupled wall of multilayer.
Be prefabricated in the factory the first wall unit 1 and the second wall unit 2, carry out erection at the scene, and two procedures can be carried out simultaneously, improves efficiency of construction, for completing of work items provides guarantee on schedule.
Claims (10)
1. an assembling girder steel seam cross mixing coupled wall, comprise and be mutually vertically connected to form criss-cross the first wall unit (1) and the second wall unit (2), wherein the first wall unit (1) is symmetrically distributed in the both sides of the second wall unit (2), it is characterized in that: described the first wall unit (1) and the second wall unit (2) are prefabricated units, by seam ater-casting (3), connect between the two;
Described the first wall unit (1) comprises the first wall unit concrete wall (1.1), the first wall unit steel column (1.2) that is erected in respectively the first inner two ends of wall unit concrete wall (1.1) and the first wall unit seam post (1.4) and is positioned at the first inner wall unit cage of reinforcement (1.8) of the first wall unit concrete wall (1.1); The two ends up and down of described the first wall unit steel column (1.2) all exceed the first wall unit concrete wall (1.1), the length direction of upper end edge the first wall unit concrete wall (1.1) that is positioned at the first wall unit steel column (1.2) of the first wall unit concrete wall (1.1) is connected with the first non-energy dissipating short beam in wall unit (1.3), and the other end of described the first non-energy dissipating short beam in wall unit (1.3) exceeds the first wall unit concrete wall (1.1); The two ends up and down of described the first wall unit seam post (1.4) all exceed the first wall unit concrete wall (1.1), the upper, middle, and lower part that is arranged in the first wall unit seam post (1.4) of the first wall unit concrete wall (1.1) is connected with the first wall unit seam short beam (1.5) along the length direction of the first wall unit concrete wall (1.1) respectively, and the other end of described the first wall unit seam short beam (1.5) all exceeds the first wall unit concrete wall (1.1); On described the first wall unit steel column (1.2), the first non-energy dissipating short beam in wall unit (1.3), the first wall unit seam post (1.4) and the first wall unit seam short beam (1.5), be all fixed with the first wall unit shearing resistance peg (1.6);
Described the second wall unit (2) comprises the second wall unit concrete wall (2.1), is erected in the second wall unit steel column (2.2) at the second inner two ends of wall unit concrete wall (2.1) respectively, is erected in the second inner wall unit seam post (2.4) of the second wall unit concrete wall (2.1) and is positioned at the second inner wall unit cage of reinforcement (2.8) of the second wall unit concrete wall (2.1) between two parties; The two ends up and down of described the second wall unit steel column (2.2) all exceed the second wall unit concrete wall (2.1), the length direction of upper end edge the second wall unit concrete wall (2.1) that is positioned at two the second wall unit steel columns (2.2) of the second wall unit concrete wall (2.1) is connected with respectively the second non-energy dissipating short beam in wall unit (2.3) dorsad, and the other end of described the second non-energy dissipating short beam in wall unit (2.3) exceeds the second wall unit concrete wall (2.1); The two ends up and down of described the second wall unit seam post (2.4) all exceed the second wall unit concrete wall (2.1), the upper, middle, and lower part of the second wall unit seam post (2.4) that is arranged in the second wall unit concrete wall (2.1) is along the width of the second wall unit concrete wall (2.1), be connected with the second wall unit seam short beam (2.5) respectively to both sides, the other end of described the second wall unit seam short beam (2.5) all exceeds the second wall unit concrete wall (2.1); On described the second wall unit steel column (2.2), the second non-energy dissipating short beam in wall unit (2.3), the second wall unit seam post (2.4) and the second wall unit seam short beam (2.5), be all fixed with the second wall unit shearing resistance peg (2.6);
Described the first wall unit seam short beam (1.5) and second both docking of wall unit seam short beam (2.5) are cast in inside, seam ater-casting (3), and inside, described seam ater-casting (3) is also provided with seam ater-casting vertical reinforcement (3.1) and seam ater-casting stirrup (3.2).
2. assembling girder steel seam cross mixing coupled wall according to claim 1, is characterized in that: described the first wall unit concrete wall (1.1) up and down one side or the multiaspect in four sides is matsurface or has in the horizontal direction keyway (1.10).
3. assembling girder steel seam cross mixing coupled wall according to claim 2, is characterized in that: described the second wall unit concrete wall (2.1) up and down one side or the multiaspect in four sides is matsurface or has in the horizontal direction keyway (2.10).
4. assembling girder steel seam cross mixing coupled wall according to claim 3, is characterized in that: the length range that described the first wall unit seam short beam (1.5) exceeds the first wall unit concrete wall (1.1) edge is 5 centimetres～10 centimetres;
The length range that described the second wall unit seam short beam (2.5) exceeds the second wall unit concrete wall (2.1) edge is 5 centimetres～10 centimetres.
5. assembling girder steel seam cross mixing coupled wall according to claim 4, is characterized in that: described the first wall unit cage of reinforcement (1.8) comprises the first wall unit horizontal reinforcing bar of being connected between the first wall unit steel column (1.2) and the first wall unit seam post (1.4), and the first wall unit horizontal reinforcing bar the first vertical reinforcing bar in wall unit connected vertically and be connected to the first wall unit tension rib between the first vertical reinforcing bar in wall unit;
Described the second wall unit cage of reinforcement (2.8) comprises the second wall unit horizontal reinforcing bar of being connected between the second wall unit steel column (2.2) and the second wall unit seam post (2.4), and the second wall unit horizontal reinforcing bar the second vertical reinforcing bar in wall unit connected vertically and be connected to the second wall unit tension rib between the second vertical reinforcing bar in wall unit.
6. assembling girder steel seam cross mixing coupled wall according to claim 5, is characterized in that: described the first wall unit cage of reinforcement (1.8) also comprises the first wall unit seam post structure muscle (1.9) that is arranged on the first wall unit steel column structure muscle (1.7) of the first wall unit steel column (1.2) surrounding and is arranged on the first wall unit seam post (1.4) surrounding;
Described the second wall unit cage of reinforcement (2.8) also comprises the second wall unit seam post structure muscle (2.9) that is arranged on the second wall unit steel column structure muscle (2.7) of the second wall unit steel column (2.2) surrounding and is arranged on the second wall unit seam post (2.4) surrounding.
7. according to the assembling girder steel seam cross mixing coupled wall one of claim 1-6 Suo Shu, it is characterized in that: described the first wall unit steel column (1.2), the first non-energy dissipating short beam in wall unit (1.3) and the first wall unit seam post (1.4) are H shaped steel or combined I-shaped steel, described the first wall unit seam short beam (1.5) is H shaped steel, combined I-shaped steel or steel plate.
8. assembling girder steel seam cross mixing coupled wall according to claim 7, it is characterized in that: described the second wall unit steel column (2.2), the second non-energy dissipating short beam in wall unit (2.3) and the second wall unit seam post (2.4) are H shaped steel or combined I-shaped steel, described the second wall unit seam short beam (2.5) is H shaped steel, combined I-shaped steel or steel plate.
9. a construction method for the assembling girder steel seam cross mixing coupled wall as described in one of claim 1 to 8, is characterized in that, concrete steps are as follows:
The prefabricated operation of the first wall unit (1) and the second wall unit (2):
Step 1 is welded and fixed the first wall unit shearing resistance peg (1.6) on the first wall unit steel column (1.2), the first non-energy dissipating short beam in wall unit (1.3), the first wall unit seam post (1.4) and the first wall unit seam short beam (1.5);
Step 2, is welded and fixed the first wall unit steel column (1.2) and the first non-energy dissipating short beam in wall unit (1.6), and the first wall unit seam post (1.4) is welded and fixed with the first wall unit seam short beam (1.5);
Step 3, fixes respectively the first wall unit steel column (1.2) and the first wall unit seam post (1.4);
Step 4, colligation the first wall unit horizontal reinforcing bar, the first vertical reinforcing bar in wall unit and the first wall unit tension rib form the first wall unit cage of reinforcement (1.8);
Step 5, fixes the first wall unit steel column structure muscle (1.7) around at the first wall unit steel column (1.2), at the first wall unit seam post (1.4), fixes the first wall unit seam post structure muscle (1.9) around;
Step 6, installs the template of the first wall unit (1), and carries out horizontal keyway or matsurface is processed at four faces up and down;
Step 7, builds the concrete of the first wall unit (1);
Step 8, to be poured building up after type and maintenance, carries out the demoulding, completes the prefabricated operation of the first wall unit (1), and the prefabricated operation of the second wall unit (2) is identical with the first wall unit (1), completes the prefabricated operation of the second wall unit (2) simultaneously;
The site assembly operation of mixing coupled wall:
Step 1, is transported to job site by the first prefabricated wall unit (1) and the second wall unit (2), starts on-site construction processes;
Step 2, the second wall unit seam short beam (2.5) of the first wall unit seam short beam (1.5) of the first wall unit (1) and the second wall unit (2) is corresponding and carry out butt welding and fix;
Step 3, colligation seam ater-casting vertical reinforcement (3.1) and seam ater-casting stirrup (3.2);
Step 4, installs the template of seam ater-casting (3);
Step 5, builds the concrete of seam ater-casting (3);
Step 6, carries out maintenance, completes the site assembly construction of the cross mixing coupled wall of individual layer.
10. the construction method of assembling girder steel seam cross mixing coupled wall according to claim 9, it is characterized in that, on construction method claimed in claim 9 basis, continue the construction method of multilayer assembling girder steel seam cross mixing coupled wall, concrete steps are as follows:
Step 1, docks upper strata the first wall unit (1) lifting, by the first two-layer wall unit steel column and soldered the connecing of the first wall unit seam post corresponding points with lower floor the first wall unit (1);
Step 2, sloughs suspension hook, to the first wall unit steel column corresponding to two-layer the first wall unit and the first wall unit seam post penetration welding;
Step 3, the seam areas up and down in double-deck the first wall unit arranges cage of reinforcement, and installs the concrete-pouring template of upper and lower seam areas;
Step 4, builds the concrete of upper and lower seam areas;
Step 5, carries out maintenance, completes the site assembly construction of double-deck the first wall unit, and the construction of double-deck the second wall unit is identical with the first wall unit;
Step 6, repeating step one, to step 5, completes the site assembly construction of the cross mixing coupled wall of multilayer.
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| CN105863058A (en) * | 2016-06-02 | 2016-08-17 | 河南大学 | Assembling type column-beam structure of antique building and preparation and splicing method of assembling type column-beam structure |
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| CN101230602A (en) * | 2007-09-06 | 2008-07-30 | 同济大学 | Profiled bar concrete combination shearing wall and construction method thereof |
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