CN106948476B - The frame and its construction method that prestressing with bond combination beam is constituted - Google Patents
The frame and its construction method that prestressing with bond combination beam is constituted Download PDFInfo
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- CN106948476B CN106948476B CN201710143669.XA CN201710143669A CN106948476B CN 106948476 B CN106948476 B CN 106948476B CN 201710143669 A CN201710143669 A CN 201710143669A CN 106948476 B CN106948476 B CN 106948476B
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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
- E04B1/19—Three-dimensional framework structures
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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
- E04B1/19—Three-dimensional framework structures
- E04B1/1903—Connecting nodes specially adapted therefor
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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
- E04B1/58—Connections for building structures in general of bar-shaped building elements
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/02—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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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/30—Columns; Pillars; Struts
- E04C3/32—Columns; Pillars; Struts of metal
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/30—Columns; Pillars; Struts
- E04C3/34—Columns; Pillars; Struts of concrete other stone-like material, with or without permanent form elements, with or without internal or external reinforcement, e.g. metal coverings
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- Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Rod-Shaped Construction Members (AREA)
Abstract
The frame and its construction method constituted the present invention relates to prestressing with bond combination beam, the frame that this prestressing with bond combination beam is constituted is connected and composed by coupled column and combination beam by node, combination beam is horizontally set between coupled column, and node is the interior housing monoblock type node for filling out self-compacting concrete；Coupled column is sectional type hollow tube concrete combination column, and combination beam is the prestressing with bond honeycomb type I-beam that the edge of a wing is concrete-filled rectangular steel tube；The presstressed reinforcing steel arranged in the rectangular steel pipe of combination beam lower flange bypasses node outer tube out of lower reinforcing strip chamber ring flat-plate, and presstressed reinforcing steel realizes stretch-draw anchor by single hole positioning plate and the diplopore master positioning plate to punch positioning at node end carriage；The self-compaction pea gravel concreten of combination beam and the self-compaction pea gravel concreten of node end carriage are perforations.The present invention solves the complexity problem of the prestressing with bond I-beam that the edge of a wing is concrete-filled rectangular steel tube and hollow tube Combined concrete column connected node.
Description
Technical field
The present invention relates to the house frame structures in civil engineering structure field, and in particular to prestressing with bond combination beam structure
At frame and its construction method.
Background technique
In conventional rebar concrete frame structure system, frame joint is mostly reinforced concrete cast-in-situ node, this kind of reinforcing bar
Concrete joint needs the subsequent casting concrete of formwork, assembling reinforcement as frame beam column, and not only bearing capacity is lower for component, applies
The work period is partially long, and easily destroys in geological process lower node.With the rapid development of civil construction industry, concrete filled steel tube
Structure is widely used, and hollow sandwich concrete structure is a kind of new structure based on concrete filled steel tube,
Concrete-filled double skin steel tube is the combined member that casting concrete is formed between inside and outside two layers concentric steel pipe, outer and inner tube
Effect of contraction is generated instead of reinforcing bar and to sandwich concrete, concrete is in three dimension stress state compressive property and is improved,
Plasticity and toughness properties are improved, and compared with traditional concrete filled steel tubular member, hollow sandwich steel tube concrete pole is whole
With from heavy and light, the characteristic that bending stiffness is big, anti-seismic performance is good and fire resistance is good.The edge of a wing is the combination of concrete-filled rectangular steel tube honeycomb
Beam is to develop to come out on the basis of steel I-beam, greatly increases the rigidity on the edge of a wing, improves the overall stability of beam, but hollow
Interlayer steel tube concrete column-edge of a wing is the section for the structural system that the prestressing with bond honeycomb combination beam of concrete-filled rectangular steel tube is constituted
Point complexity but constrains the application of such system in practical projects, therefore proposes that a kind of reasonable node connection type is compeled
The eyebrows and eyelashes, simultaneously because using the edge of a wing as the prestressing with bond honeycomb combination beam of concrete-filled rectangular steel tube, and conventional prestressing force
Beams of concrete is different, and conventional beam can position binding presstressed reinforcing steel, then casting concrete, and the edge of a wing is mixed for rectangular steel pipe
Coagulate the prestressing with bond honeycomb combination beam steel pipe of soil be it is closed, advanced processing needed to presstressed reinforcing steel arrangement positioning, thus how
Presstressed reinforcing steel is solved in the closed internal thorny problem being accurately positioned and the invention faces.
Summary of the invention
It is an object of the present invention to provide the frame that prestressing with bond combination beam is constituted, this prestressing with bond combination beams
The frame of composition is used to solve the prestressing with bond I-beam and hollow tube concrete combination column that the edge of a wing is concrete-filled rectangular steel tube
The complexity problem of connecting node, it is a further object to provide the frames of this prestressing with bond combination beam composition
Construction method.
The technical solution adopted by the present invention to solve the technical problems is: the frame that this prestressing with bond combination beam is constituted
It is connected and composed by coupled column and combination beam by node, combination beam is horizontally set between coupled column, and node fills out self-compaction to be interior
The housing monoblock type node of concrete；Housing monoblock type node includes the node outer tube with upper connection ring and lower connection ring, on
Bolt hole is equipped in connection ring and lower connection ring, upper reinforcing strip chamber ring flat-plate is arranged at node outer tube top, and lower reinforcing strip chamber is arranged at lower part
Ring flat-plate, upper reinforcing strip chamber ring flat-plate extend to form the upper node end carriage that inner cavity communicates, lower reinforcing strip chamber ring flat-plate horizontal direction horizontally outward
The lower node end carriage that inner cavity communicates is extended to form outside, is node web, node web between upper node end carriage and lower node end carriage
Prepared screw-bolt hole, upper node end carriage and lower node end carriage are provided with end carriage connecting plate, and lower reinforcing strip chamber ring flat-plate is internally provided with
Single hole positioning plate and the diplopore master positioning plate to punch, single hole positioning plate and the diplopore master positioning plate to punch pass through respective bottom edge and
Lower reinforcing strip chamber ring flat-plate is fixed；Coupled column is sectional type hollow tube concrete combination column, and combination beam is that the edge of a wing is that rectangular steel pipe is mixed
Coagulate the prestressing with bond honeycomb type I-beam of soil；Node is fixedly connected by upper connection ring, lower connection ring with coupled column, and node is logical
It crosses end carriage connecting plate and node web is connect with combination beam, the presstressed reinforcing steel arranged in the rectangular steel pipe of combination beam lower flange adds from lower
Node outer tube is bypassed in strong band chamber ring flat-plate, presstressed reinforcing steel is answered in advance by single hole positioning plate and the diplopore master positioning plate to punch positioning
Power muscle forms symmetrical curve type, and stretch-draw anchor is realized at node end carriage；It pours in the node end carriage of combination beam and node from close
Real pea gravel concreten, after having poured self-compaction pea gravel concreten, the self-compaction pea gravel concreten of combination beam and node end carriage from
Closely knit pea gravel concreten is perforation, forms one with node outer tube after maintenance.
Sectional type hollow tube concrete combination column is by sectional type inner tube, sectional type outer tube and sandwich concrete in above scheme
It constitutes, sectional type inner tube, sectional type outer tube have connection ring, arrange shear stud on sectional type inner tube outer surface, saving
Inner bushing ring is arranged in the inside of segmentation inner tube across a certain distance, prevents sectional type inner tube from buckling occurs；The connection ring of sectional type inner tube
It is mutually staggered with the connection ring of sectional type outer tube, avoids being bolted at sustained height.Sectional type inner tube is connected first, then
Connect sectional type outer tube, it is ensured that sectional type inner tube is consistently higher than sectional type outer tube, in sectional type inner tube, the interlayer of sectional type outer tube
In pour self-compacting concrete.
It is that the edge of a wing is made into square that the edge of a wing, which is the prestressing with bond honeycomb type I-beam of concrete-filled rectangular steel tube, in above scheme
The form of shape steel pipe welds the connecting plate of prepared screw-bolt hole on the steel pipe of the honeycomb type I-beam both ends edge of a wing, and forming the edge of a wing is square
The sectional type honeycomb type I-beam of shape steel pipe, to scene after be fixedly connected with node by high-strength bolt and node web, then
Self-compacting concrete is poured into edge of a wing rectangular steel pipe；Sectional type honeycomb type I-beam is arranged in vivo in the rectangular steel pipe of lower flange
Presstressed reinforcing steel.
Honeycomb type hole in above scheme in sectional type honeycomb type I-beam is circle, and I-shaped web is plate.
Transverse stiffener is arranged on the I-shaped web of honeycomb type I-beam in above scheme, can increase the stabilization of web
Property.
The edge of a wing is that beam-ends is provided with weakening section by the honeycomb type I-beam of concrete-filled rectangular steel tube in above scheme, weakens section
It is the I-shaped Honeycomb Beam that the edge of a wing is concrete filled steel tube, the cross section for weakening section is variable cross-section, from both ends to center cross-sectional
It is gradually reduced, the midpoint cross section for weakening section is minimum, and structural system promotes beam-ends plastic hinge first after entering elastic-plastic behavior
First occur weakening position, the outer shifting of beam-ends plastic hinge is realized, to guarantee the integrity of integral node.
Above scheme interior joint end beam opening, convenient for passing through for Architectural Equipment and pipeline.
Honeycomb type hole in above scheme in sectional type honeycomb type I-beam is hexagon, and I-shaped web web is folding
Plate.
Honeycomb type hole in above scheme in sectional type honeycomb type I-beam is polygon, and I-shaped web web is sinusoidal
Curve template.
The construction method for the frame that above-mentioned prestressing with bond combination beam is constituted:
Be prefabricated in the factory the steel member needed first, including sectional type outer tube, sectional type inner tube, sectional type honeycomb type work
Word beam, housing monoblock type node are first laid flat the lower steel plate of lower reinforcing strip chamber ring flat-plate when housing monoblock type node makes,
Presstressed reinforcing steel guide line is arranged in single hole positioning plate and punched double by the diplopore master positioning plate for welding single hole positioning plate and punching
In hole master positioning plate, then the top steel plate of lower reinforcing strip chamber ring flat-plate is welded, forms lower reinforcing strip chamber ring flat-plate, it is upper after welding
Reinforcing strip chamber ring flat-plate, lower reinforcing strip chamber ring flat-plate and node outer tube weld, then carry out node web welding, finally by node outer tunnel end
The connection ring and end carriage connecting plate in portion weld, and form housing monoblock type node；By sectional type outer tube and sectional type inner tube and basis
Realize affixed, the two top is integrally higher by basic 0.5m or so, and sectional type inner tube a certain distance higher than sectional type outer tube, reaches
To pre-designed height, self-compacting concrete, coagulation then are poured into sectional type outer tube and the interlayer of sectional type inner tube
After soil reaches some strength, coupled column section of foundation is formed；
Second segment sectional type inner tube lower part and the sectional type inner tube of coupled column section of foundation are connected, then again by second segment
Sectional type outer tube and the sectional type outer tube of coupled column section of foundation connect, it is ensured that and sectional type inner tube is consistently higher than sectional type outer tube,
And the high egress a distance of sectional type inner tube, reaches pre-designed height at node；It is hollow to all sectional types
After concrete combination column connects, self-compacting concrete is poured in interlayer of the sectional type inner tube than sectional type outer tube, in formation
Blank pipe concrete combination column；
Housing monoblock type node is installed, the lower connection ring and bottom coupled column sectional type outer tube of housing monoblock type node are passed through
Realization is reliably connected, and is connected sectional type honeycomb type I-beam with housing monoblock type node by high-strength bolt, right after connection
Junction is welded, while passing through draught line arrangement prestress in sectional type honeycomb type I-beam and housing monoblock type node
Muscle carries out presstressed reinforcing steel to stretch tensioning, and anchoring temporarily is on node end carriage；Slurry hole, which is built, by concrete pours self-compaction coagulation
Soil guarantees to form bottom group frame system after the connectivity of concrete, maintenance reach some strength；Then equally complete with bottom
At the connection of two layers of steel member, two times tensioning is carried out to deformed bar, reaches control stress for prestressing；Then is constructed successively
Two layers to top layer.
The invention has the following advantages:
1, this housing monoblock type node power transmission proposed by the present invention is clear, prefabrication, each position connection precision and matter
It measures, the presstressed reinforcing steel for being arranged in closed interior can be accurately positioned, monoblock type node is not susceptible to destroy after casting concrete.
2, the sectional type hollow tube concrete combination column bending stiffness that the present invention uses is big, anti-seismic performance is good, such component
It is fused together steel or FRP material with concrete, gives full play to the mechanical property of two kinds of materials.And in coupled column
Inner tube can be prefabricated in the factory with outer tube, and in-site installation is easy for construction；Inner and outer pipes can also double as template simultaneously, avoid scene
The use of a large amount of templates.
3, combination flange of beam steel pipe of the invention is not easy buckling after Concrete Filled, and rigidity is larger and stability is high, can
The span of realization is big；Transverse stiffener is set on beam, improves the anti-flexion capabilities of entirety of beam.
4, it can punch on housing monoblock type node end carriage in the present invention, convenient for passing through for Architectural Equipment and pipeline.
5, the present invention uses prestressing with bond combination beam, and presstressed reinforcing steel is wrapped in by concrete in inside concrete, is not easy
It is destroyed and is corroded, durability is long, improves the rigidity of combination beam for a long time, greatly reduces the deformation of beam.
6, the edge of a wing that the present invention uses can be plate, folded plate and sine curve for rectangular steel pipe honeycomb type I-beam web
Template can increase the contact area on web and the edge of a wing, further increase the bearing capacity of component.
7, what the present invention used is entering structural system with the edge of a wing for weakening end for rectangular steel pipe honeycomb type I-beam
After elastic-plastic behavior, promotes beam-ends plastic hinge to first occur at and weaken position, the outer shifting of beam-ends plastic hinge is realized, to guarantee whole
The integrity of body node.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is floor plan of the invention；
Fig. 3 is housing monoblock type node schematic diagram；
Fig. 4 is the housing monoblock type node schematic diagram that node end carriage can punch；
Fig. 5 is hollow tube Combined concrete column section type；
Fig. 6 is the honeycomb type I-shaped section forms of beam that the edge of a wing is rectangular steel pipe；
The prominent schematic diagram of sectional type inner tube before Fig. 7 is installation housing monoblock type node；
Fig. 8 is the connection that the edge of a wing is honeycomb type I-beam and node that rectangular steel pipe weakens；
It is the external prestressing honeycomb type I-beam of rectangular steel pipe that Fig. 9, which is with the edge of a wing for weakening end,；
Figure 10 is that presstressed reinforcing steel arranges hierarchy chart in housing monoblock type node body；
Figure 11 is the presstressed reinforcing steel layout drawing at node in node end carriage；
Figure 12 is curve of prestress bar figure in top at node；
Figure 13 is curve of prestress bar figure in lower part at node；
Figure 14 is the I-beam that web uses sine curve template；
Figure 15 is the diplopore master positioning plate schematic diagram to punch.
In figure: adding on the lower 6 node outer tube 7 of connection ring of connection ring 5 on 1 coupled column, 2 combination beam, 3 node 4
Strong lower 11 node web of reinforcing strip chamber ring flat-plate 9 node end carriage, 10 end carriage connecting plate, 12 bolt hole of band chamber ring flat-plate 8
13 self-compacting concrete, 14 rectangular steel pipe, 15 sectional type inner tube, 16 sectional type outer tube, 17 shear stud 18 laterally adds
Strength rib 19 weakens the diplopore master positioning plate 25 that 20 hole of section, 22 top presstressed reinforcing steel, 23 single hole positioning plate 24 punches
27 lower part presstressed reinforcing steel of I-shaped 26 inner bushing ring of web, 28 injected hole.
Specific embodiment
The present invention will be further described below with reference to the drawings:
In conjunction with shown in Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8, Fig. 9, Figure 14, Figure 15, this prestressing with bond
The frame that combination beam is constituted is connected and composed by coupled column 1 and combination beam 2 by node 3, and combination beam 2 is horizontally set on coupled column 1
Between, node 3 is the interior housing monoblock type node for filling out self-compacting concrete 13；Housing monoblock type node includes having upper connection ring
4 and lower connection ring 5 node outer tube 6, be equipped with bolt hole 12 in upper connection ring 4 and lower connection ring 5,6 top of node outer tube has
Lower reinforcing strip chamber ring flat-plate 8 is arranged at upper reinforcing strip chamber ring flat-plate 7, lower part, and upper reinforcing strip chamber ring flat-plate 7 extends to form inner cavity horizontally outward and communicates
Upper node end carriage, lower reinforcing strip chamber ring flat-plate extends to form the lower node end carriage that inner cavity communicates horizontally outward, upper node end carriage with
It is node web 11 between lower node end carriage, upper node end carriage and lower node end carriage are provided with end carriage connecting plate 10, lower reinforcement
With the diplopore master positioning plate 24 that chamber ring flat-plate 8 is internally provided with single hole positioning plate 23 and punches, single hole positioning plate 23 and pair to punch
Hole master positioning plate 24 is fixed by respective bottom edge and lower reinforcing strip chamber ring flat-plate 8, for lower flange rectangular steel pipe 14 in positioning beam
The presstressed reinforcing steel of middle arrangement, it is ensured that presstressed reinforcing steel bypasses node outer tube 6 in lower reinforcing strip chamber ring flat-plate 8, and node web 11 is also pre-
Stay bolt hole 12；Coupled column 1 is sectional type hollow tube concrete combination column, and combination beam 2 is that the edge of a wing is concrete-filled rectangular steel tube
Prestressing with bond honeycomb type I-beam；Node 3 is fixedly connected by upper connection ring 4, lower connection ring 5 with coupled column 1, and node 3 is logical
It crosses end carriage connecting plate 10 and node web 11 is connect with combination beam 2, the prestressing force arranged in 2 lower flange rectangular steel pipe 14 of combination beam
Muscle bypasses node outer tube 6 out of lower reinforcing strip chamber ring flat-plate 8, and presstressed reinforcing steel passes through single hole positioning plate 23 and the diplopore master positioning to punch
Plate 24 positions, and steel shape realizes stretch-draw anchor at symmetrical shaped form at node end carriage 9；Refering to fig. 10, Figure 11, Figure 12,
Figure 13, when there is both direction connection combination beam 2 in length and breadth, two presstressed reinforcing steels need up and down staggeredly across lower reinforcing strip chamber ring flat-plate
8, the top presstressed reinforcing steel 22 in one of direction, then another direction is lower part presstressed reinforcing steel 27.Single hole positioning plate when production
23 and the positioning of diplopore master positioning plate 24 only lower part and the steel-pipe welding that punch, top and left and right form free end, are convenient for concrete
Flowing, both realized the positioning of presstressed reinforcing steel in this way, and in turn, ensured that concrete freely flows, avoid the occurrence of dead angle.Combination beam 2
Pour self-compaction pea gravel concreten in the node end carriage 9 of node 3, after having poured self-compaction pea gravel concreten, combination beam 2 from
The self-compaction pea gravel concreten of closely knit pea gravel concreten and node end carriage 9 is perforation, forms one with node outer tube 6 after maintenance
Body.
Sectional type hollow tube concrete combination column is made of sectional type inner tube 15, sectional type outer tube 16 and sandwich concrete,
Sectional type inner tube 15, sectional type outer tube 16 have connection ring, and shear stud 17 is arranged on 15 outer surface of sectional type inner tube,
Inner bushing ring 26 is arranged in the inside of sectional type inner tube 15 across a certain distance, prevents sectional type inner tube 15 from buckling occurs.Sectional type inner tube
15 connection ring and the connection ring of sectional type outer tube 16 mutually stagger, and avoid being bolted at sustained height.Connection section first
Then segmentation inner tube 15 connects sectional type outer tube 16, it is ensured that sectional type inner tube 15 is consistently higher than sectional type outer tube 16, in sectional type
Inner tube 15, sectional type outer tube 16 interlayer in pour self-compacting concrete 13.
The edge of a wing is the honeycomb type I-beam of concrete-filled rectangular steel tube by the form of the rectangular steel pipe 14 in the edge of a wing, at beam both ends
The connecting plate that prepared screw-bolt hole 12 is welded on the steel pipe of the edge of a wing forms the sectional type honeycomb type I-beam that the edge of a wing is rectangular steel pipe 14,
It is reliably connected with housing monoblock type node end carriage by high-strength bolt and the realization of web connecting plate after to scene, then passes through coagulation
Native injected hole 28 pours self-compacting concrete 13 into edge of a wing rectangular steel pipe, it is ensured that concrete in node 3 and edge of a wing rectangular steel pipe
Connectivity.For the stability for increasing web, transverse stiffener 18 is arranged on web.For the rigidity for increasing beam, reduces and become
Shape arranges prestressing with bond muscle in the edge of a wing of concrete-filled rectangular steel tube I-beam lower part, fixed by the positioning plate arranged in node 3
Position presstressed reinforcing steel, stretches tensioning to presstressed reinforcing steel before casting concrete, it is ensured that presstressed reinforcing steel keeps reasonable in concrete
Line style.Honeycomb type hole can be circle, hexagon and polygon, and web (I-shaped web 25) can be plate,
It can be folded plate or sine curve template.
Transverse stiffener 18 is arranged on the I-shaped web 25 of honeycomb type I-beam of the present invention, can increase the stabilization of web
Property.
The edge of a wing is that beam-ends is additionally provided with weakening section 19 by the honeycomb type I-beam of concrete-filled rectangular steel tube in the present invention, is weakened
Section 19 is the I-shaped Honeycomb Beam that the edge of a wing is concrete filled steel tube, and the cross section for weakening section 19 is variable cross-section, from both ends to center
Cross section is gradually reduced, and the midpoint cross section for weakening section 19 is minimum, and structural system promotes beam-ends after entering elastic-plastic behavior
Plastic hinge, which first occurs at, weakens position, the outer shifting of beam-ends plastic hinge is realized, to guarantee the integrity of integral node.Although cutting
Weak place section is gradually reduced, but does not influence the arrangement of presstressed reinforcing steel.
Self-compaction pea gravel concreten or high performance concrete are used in the steel pipe edge of a wing of beam and monoblock type node, have been poured
After concrete, concrete is all penetrated through in the reinforcement cavity plate of combination beam 2 and monoblock type node, forms one with steel pipe after maintenance
Body, and the concrete of monoblock type node inner and outer pipes interlayer be it is independent, the two is not communicated with.The edge of a wing steel pipe of beam and monoblock type node
Between connecting plate is connected by high-strength bolt, web is connected or is welded by web connecting plate.
20 can be punched on the node end carriage 9 of housing monoblock type node of the present invention, convenient for passing through for Architectural Equipment and pipeline.
Steel or FRP material can be used in coupled column inner and outer pipes, housing monoblock type node and beam of the present invention.
The construction method for the frame that above-mentioned prestressing with bond combination beam is constituted:
Be prefabricated in the factory the steel member needed first, including sectional type outer tube 16, sectional type inner tube 15, sectional type honeycomb
Type I-beam, housing monoblock type node, when housing monoblock type node makes, first the lower steel plate of lower reinforcing strip chamber ring flat-plate 8
It is laid flat, presstressed reinforcing steel guide line is arranged in single hole positioning plate by the diplopore master positioning plate 24 for welding single hole positioning plate 23 and punching
23 and the diplopore master positioning plate 24 that punches in, then the top steel plate of lower reinforcing strip chamber ring flat-plate 8 is welded, forms lower reinforcing strip chamber
Ring flat-plate 8, upper reinforcing strip chamber ring flat-plate 7, lower reinforcing strip chamber ring flat-plate 8 and node outer tube 6 after welding weld, then carry out node web 11
Welding, finally welds the connection ring of 6 end of node outer tube and end carriage connecting plate, forms housing monoblock type node；By sectional type
Outer tube 16 and sectional type inner tube 15 and basis realization are affixed, and the two top is integrally higher by basic 0.5m or so, and sectional type inner tube
15, than the high a certain distance of sectional type outer tube 16, reach pre-designed height, then to sectional type outer tube 16 and sectional type
Self-compacting concrete 13 is poured in the interlayer of inner tube 15, after concrete reaches some strength, forms coupled column section of foundation；
Second segment sectional type inner tube lower part and the sectional type inner tube of coupled column section of foundation are connected, then again by second segment
Sectional type outer tube and the sectional type outer tube of coupled column section of foundation connect, it is ensured that sectional type inner tube 15 is consistently higher than sectional type outer tube
16, and high egress a distance of sectional type inner tube 15 at node, reach pre-designed height；To all sectional types
After hollow concrete coupled column connects, self-compacting concrete is poured in the interlayer of sectional type inner tube 15 and sectional type outer tube 16
13, form hollow tube concrete combination column；
Housing monoblock type node is installed, by the lower connection ring 5 of housing monoblock type node and bottom coupled column sectional type outside
The realization of pipe 16 is reliably connected, and is connected sectional type honeycomb type I-beam with housing monoblock type node by high-strength bolt, is connected it
Junction is welded afterwards, while being set in sectional type honeycomb type I-beam and housing monoblock type node lining by draught line pre-
Stress rib carries out presstressed reinforcing steel to stretch tensioning, and anchoring temporarily is on node end carriage 9；It is poured certainly by concrete grouting hole 28
Air-free concrete 13 guarantees to form bottom group frame system after the connectivity of concrete, maintenance reach some strength；Then same
Bottom equally completes the connection of two layers of steel member, carries out two times tensioning to deformed bar, reaches control stress for prestressing；Then
The construction second layer is to top layer successively.
The construction method for the frame that above-mentioned prestressing with bond combination beam is constituted can also be with the following method:
Prefabricated institute's steel member in need is welded, welds connection ring including both ends in factory's blanking by design first
Sectional type outer tube 16 and sectional type inner tube 15, both ends weld end carriage connecting plate 10 the edge of a wing be rectangular steel pipe honeycomb type I-beam and
Housing monoblock type node.When housing monoblock type node makes, the lower steel plate of lower reinforcing strip chamber ring flat-plate 8 is laid flat first, in standard
The diplopore master positioning plate 24 that true position welds single hole positioning plate 23 and punches, presstressed reinforcing steel guide line is arranged in positioning plate,
Presstressed reinforcing steel is come out from closed 3 internal traction of node for convenience of when in-site installation.Then by the upper of lower reinforcing strip chamber ring flat-plate 8
Portion's steel plate welds, and forms lower reinforcing strip chamber ring flat-plate 8.It welds after upper and lower reinforcing strip chamber ring flat-plate welds with node outer tube 6, then carries out
Node web 11 welds, and finally welds the connection ring of outer tube end and end carriage connecting plate 10, forms housing monoblock type node.It will
All sectional type outer tubes 16 for welding connection ring of frame system and sectional type inner tube 15 and basis realization are affixed, and top is integrally higher by
Basic 0.5m or so, and inner tube a certain distance higher than outer tube, reach pre-designed height.Then it is poured into interlayer certainly
Air-free concrete 13.After concrete reaches some strength, the sectional type inner tube lower part that both ends weld connection ring is passed through into connection ring
It connects with the coupled column inner tube being integrally above the ground level, then again passes through 16 lower part of sectional type outer tube that both ends weld connection ring
Connection ring is connected with the coupled column outer tube being integrally above the ground level, it is ensured that inner tube is consistently higher than outer tube, and at bean column node
The high egress a distance of inner tube, reaches pre-designed height.It is connected to all sectional type hollow concrete coupled columns
Afterwards, self-compacting concrete 13 is poured in inner and outer pipes interlayer, forms hollow tube concrete combination column.Housing monoblock type section is installed
Point realized by the lower connection ring 5 of node 3 and bottom column outer tube and is reliably connected, and by the edge of a wing is rectangular steel pipe by high-strength bolt
14 honeycomb type I-beam is connected with housing monoblock type node, carries out welding appropriate to junction after connection, while will be pre-
Stress rib is arranged in beam and node 3 by draught line, is installed other frame joints and beam successively.To presstressed reinforcing steel into
Row stretches tensioning, and anchoring temporarily is on side column node end carriage 9.By concrete grouting hole 28 to the edge of a wing steel pipe of beam and node and
Self-compacting concrete 13 is poured in the inside and outside interlayer of node, it is ensured that is filled up concrete in beam and node, and is guaranteed passing through for concrete
The general character, maintenance form bottom group frame system after reaching some strength.Then the construction second layer is to top layer successively, to all buildings
All construction finishes layer, and the presstressed reinforcing steel of bottom-up successively every layer of two times tensioning reaches control stress for prestressing, realizes reliable anchor
Gu completing the pre-stress construction of general frame.Advantage is that frame forms post-stress muscle, and conventional prestressed concrete
Native frame is the same, it is ensured that whole stress.And frame system successively can uninterruptedly construct, and presstressed reinforcing steel can realize concentration tensioning,
Prestressing technique personnel on site's activity duration is short, and integrated engineering cost is lower.The edge of a wing is mixed for rectangular steel pipe in this kind of construction method
Beam-ends weakening type can be used in the honeycomb type I-beam for coagulating soil, other work progress are constant.
Claims (10)
1. the frame that a kind of prestressing with bond combination beam is constituted, it is characterised in that: the frame that this prestressing with bond combination beam is constituted
Frame is connected and composed by coupled column (1) and combination beam (2) by node (3), and combination beam (2) is horizontally set between coupled column (1),
Node (3) is the interior housing monoblock type node for filling out self-compacting concrete (13)；Housing monoblock type node includes having upper connection ring
(4) and the node outer tube (6) of lower connection ring (5) bolt hole (12), node, are equipped in upper connection ring (4) and lower connection ring (5)
Upper reinforcing strip chamber ring flat-plate (7) is arranged at outer tube (6) top, and lower reinforcing strip chamber ring flat-plate (8) is arranged at lower part, and upper reinforcing strip chamber ring flat-plate (7) is horizontal
The upper node end carriage that inner cavity communicates is extended outward to form, lower reinforcing strip chamber ring flat-plate extends to form the lower section that inner cavity communicates horizontally outward
Point end carriage is node web (11) between upper node end carriage and lower node end carriage, node web (11) prepared screw-bolt hole (12), on
Node end carriage and lower node end carriage are provided with end carriage connecting plate (10), and it is fixed that lower reinforcing strip chamber ring flat-plate (8) is internally provided with single hole
Position plate (23) and the diplopore master positioning plate (24) that punches, and single hole positioning plate (23) and the diplopore master positioning plate (24) to punch pass through
Respective bottom edge and lower reinforcing strip chamber ring flat-plate (8) are fixed；Coupled column (1) is sectional type hollow tube concrete combination column, combination beam (2)
For the prestressing with bond honeycomb type I-beam that the edge of a wing is concrete-filled rectangular steel tube；Node (3) passes through upper connection ring (4), lower connection
Ring (5) is fixedly connected with coupled column (1), and node (3) is connected by end carriage connecting plate (10) and node web (11) and combination beam (2)
It connects, the presstressed reinforcing steel arranged in the rectangular steel pipe of combination beam (2) lower flange bypasses node outer tube out of lower reinforcing strip chamber ring flat-plate (8)
(6), presstressed reinforcing steel is by single hole positioning plate (23) and the diplopore master positioning plate (24) to punch positioning, and steel shape is at symmetrical song
Line style realizes stretch-draw anchor at node end carriage (9)；Self-compaction is poured in the node end carriage (9) of combination beam (2) and node (3)
Concrete, after having poured self-compacting concrete, the self-compacting concrete of combination beam (2) and the self-compaction coagulation of node end carriage (9)
Soil is perforation, forms one with node outer tube (6) after maintenance.
2. the frame that prestressing with bond combination beam according to claim 1 is constituted, it is characterised in that: in the sectional type
Blank pipe concrete combination column is made of sectional type inner tube (15), sectional type outer tube (16) and sandwich concrete, sectional type inner tube
(15), sectional type outer tube (16) has connection ring, arranges shear stud (17) on sectional type inner tube (15) outer surface, is saving
Inner bushing ring (26) are arranged in the inside of segmentation inner tube (15) across a certain distance；The connection ring and sectional type outer tube of sectional type inner tube (15)
(16) connection ring mutually staggers；Sectional type inner tube (15) are connected first, then connect sectional type outer tube (16), it is ensured that sectional type
Inner tube (15) is consistently higher than sectional type outer tube (16), sectional type inner tube (15), sectional type outer tube (16) interlayer in pour from
Air-free concrete (13).
3. the frame that prestressing with bond combination beam according to claim 2 is constituted, it is characterised in that: the edge of a wing is square
The prestressing with bond honeycomb type I-beam of shape concrete filled steel tube is by the form of the rectangular steel pipe in the edge of a wing (14), in honeycomb type work
The connecting plate that prepared screw-bolt hole (12) are welded on the steel pipe of the word beam both ends edge of a wing forms the sectional type bee that the edge of a wing is rectangular steel pipe (14)
Socket type I-beam, to scene after be fixedly connected with node (3) by high-strength bolt and node web (11), then to edge of a wing rectangle
Self-compacting concrete (13) are poured in steel pipe；Sectional type honeycomb type I-beam arrangement in lower flange rectangular steel pipe (14) is pre- in vivo
Stress rib.
4. the frame that prestressing with bond combination beam according to claim 3 is constituted, it is characterised in that: the honeycomb type work
Transverse stiffener (18) are arranged on the I-shaped web of word beam.
5. the frame that prestressing with bond combination beam according to claim 4 is constituted, it is characterised in that: the edge of a wing is square
Beam-ends is provided with by the honeycomb type I-beam of shape concrete filled steel tube weakens section (19), and weakening section (19) is that the edge of a wing is concrete filled steel tube
I-shaped Honeycomb Beam, the cross section for weakening section (19) is variable cross-section, is gradually reduced from both ends to center cross-sectional, and section is weakened
(19) midpoint cross section is minimum.
6. the frame that prestressing with bond combination beam according to claim 5 is constituted, it is characterised in that: the node end carriage
(9) punch (20) on.
7. the frame that prestressing with bond combination beam according to claim 6 is constituted, it is characterised in that: the sectional type bee
Honeycomb type hole in socket type I-beam is circle, and I-shaped web (25) is plate.
8. the frame that prestressing with bond combination beam according to claim 6 is constituted, it is characterised in that: the sectional type bee
Honeycomb type hole in socket type I-beam is hexagon, and I-shaped web (25) is folded plate.
9. the frame that prestressing with bond combination beam according to claim 7 is constituted, it is characterised in that: in the sectional type
Honeycomb type hole in honeycomb type I-beam is polygon, and I-shaped web (25) is sine curve template.
10. a kind of construction method for the frame that prestressing with bond combination beam as claimed in claim 3 is constituted, it is characterised in that: first
First be prefabricated in the factory the steel member needed, including sectional type outer tube (16), sectional type inner tube (15), sectional type honeycomb type I-shaped
Beam, housing monoblock type node are first laid flat the lower steel plate of lower reinforcing strip chamber ring flat-plate (8) when housing monoblock type node makes,
The diplopore master positioning plate (24) for welding single hole positioning plate (23) and punching, is arranged in single hole positioning plate for presstressed reinforcing steel guide line
(23) and the diplopore master positioning plate (24) that punches is inner, then welds the top steel plate of lower reinforcing strip chamber ring flat-plate (8), formed it is lower plus
Strong band chamber ring flat-plate (8), upper reinforcing strip chamber ring flat-plate (7), lower reinforcing strip chamber ring flat-plate (8) and node outer tube (6) after welding are welded, then
Node web (11) welding is carried out, finally welds the connection ring of node outer tube (6) end and end carriage connecting plate (10), is formed outer
Cover monoblock type node；Sectional type outer tube (16) and sectional type inner tube (15) and basis realization is affixed, and the two top is integrally higher by
Basic 0.5m or so, and sectional type inner tube (15) a certain distance higher than sectional type outer tube (16), reach pre-designed height
Degree, then pours self-compacting concrete (13) into sectional type outer tube (16) and the interlayer of sectional type inner tube (15), concrete reaches
To after some strength, coupled column section of foundation is formed；
Second segment sectional type inner tube (15) lower part and the sectional type inner tube (15) of coupled column section of foundation are connected, then again by
Two sections of sectional type outer tubes (16) and the sectional type outer tube (16) of coupled column section of foundation connect, it is ensured that sectional type inner tube (15) is always
Higher than sectional type outer tube (16), and high egress a distance of sectional type inner tube (15) at node, reach pre-designed
Height；After all sectional type hollow concrete coupled columns connect, in sectional type inner tube (15) than sectional type outer tube (16)
Interlayer in pour self-compacting concrete (13), formed hollow tube concrete combination column；
Housing monoblock type node is installed, the lower connection ring (5) and bottom coupled column sectional type outer tube of housing monoblock type node are passed through
(16) it realizes and is reliably connected, sectional type honeycomb type I-beam is connected with housing monoblock type node by high-strength bolt, connects it
Junction is welded afterwards, while being set in sectional type honeycomb type I-beam and housing monoblock type node lining by draught line pre-
Stress rib carries out presstressed reinforcing steel to stretch tensioning, and anchoring temporarily is on node end carriage (9)；It is poured by concrete grouting hole (28)
Self-compacting concrete (13) are built, guarantee to form bottom group frame system after the connectivity of concrete, maintenance reach some strength；
Then the connection that two layers of steel member is equally completed with bottom carries out two times tensioning to deformed bar, reaches cable tensios control and answer
Power；Then successively the construction second layer to top layer.
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| CN201710143669.XA CN106948476B (en) | 2017-03-12 | 2017-03-12 | The frame and its construction method that prestressing with bond combination beam is constituted |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107386089B (en) * | 2017-07-27 | 2023-05-05 | 长安大学 | Inner-outer stiffening hollow pipe flange composite beam |
| CN109849155A (en) * | 2019-04-01 | 2019-06-07 | 中铁十八局集团有限公司 | A kind of quick sealing off and covering anchorage construction method of precast beam hole path pressure grouting |
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| CN106948476A (en) | 2017-07-14 |
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