CN105952032A - Multi-cavity steel plate shear wall and operation method thereof - Google Patents
Multi-cavity steel plate shear wall and operation method thereof Download PDFInfo
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- CN105952032A CN105952032A CN201610313436.5A CN201610313436A CN105952032A CN 105952032 A CN105952032 A CN 105952032A CN 201610313436 A CN201610313436 A CN 201610313436A CN 105952032 A CN105952032 A CN 105952032A
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/56—Load-bearing walls of framework or pillarwork; Walls incorporating load-bearing elongated members
- E04B2/58—Load-bearing walls of framework or pillarwork; Walls incorporating load-bearing elongated members with elongated members of metal
- E04B2/60—Load-bearing walls of framework or pillarwork; Walls incorporating load-bearing elongated members with elongated members of metal characterised by special cross-section of the elongated members
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Abstract
The invention relates to a shear wall, especially relates to a multi-cavity steel plate shear wall and an operation method thereof, and belongs to the steel structure field; the multi-cavity steel plate shear wall comprises a multi-cavity box body; the inner wall of the multi-cavity box body is provided with anti-shearing studs, and concrete is arranged in the multi-cavity box body; the multi-cavity steel plate shear wall and the operation method thereof are reasonable in structure, convenient in processing, thus improving integrity and ductility.
Description
Technical field
The present invention relates to a kind of shear wall, particularly relate to a kind of Multicarity steel plate shear force wall and operational approach thereof, belong to steel
Construction applications.
Background technology
Combination box-shaped steel plate shear force wall can give full play to the material behavior of steel and concrete, undertake simultaneously vertical load and
The effect of horizontal force.For ensureing the local stability of steel plate, box house need to arrange the measures such as riser.But the setting because of riser etc.
It is positioned at the inside of body of wall, brings inconvenience to construction.Additionally, the steel plate shear force wall end of routine and corner are all not provided with edge
Component, globality and the ductility of shear wall are relatively poor.
Chinese patent 201410198827.8, open a kind of shear wall structure, including side plate, side plate interior sides is provided with end and cuts
Power wall, shear wall side, end is provided with shear wall between seam, between side plate, end shear wall and seam between shear wall by connecting tube even
Connecing, and connecting tube one end extends in outside side plate, and connecting tube is positioned at the one end outside side plate and is provided with pipe clamp, pipe clamp is used for will
Between side plate, end shear wall and seam, shear wall is fixed, and is provided with reinforcing plate, cuts between reinforcing plate and seam between seam outside shear wall
Connect by built-in screw is fixing between power wall, in side plate, be provided with steel plate for sealing water, steel plate for sealing water more than one, and at the bottom of steel plate for sealing water
Portion is all transversely provided with ribbed stiffener, and ribbed stiffener is connected and has sealing gasket between bottom steel plate for sealing water.This structure is relative complex, Er Qieshi
Joining property is poor, and operating flexibility is the highest.
Summary of the invention
The present invention mainly solves the deficiencies in the prior art, it is provided that a kind of compact conformation, can form multiple closed cavity,
Improve a kind of Multicarity steel plate shear force wall and the operational approach thereof of intensity further.
The above-mentioned technical problem of the present invention is mainly addressed by following technical proposals:
A kind of Multicarity steel plate shear force wall, including multi-cavity casing, the inwall of described multi-cavity casing is provided with shear stud, described
Multi-cavity casing is provided with concrete.
As preferably, described multi-cavity casing is provided with ribs assembly.
As preferably, described multi-cavity casing includes at least two rectangular steel pipes and some steel plates, between two rectangular steel pipes
It is connected by steel plate;
Or,
Described multi-cavity casing includes at least three H-shaped shaped steel and some steel plates, is connected by steel plate between adjacent H-shaped shaped steel;
Or,
Described multi-cavity casing includes at least one H-shaped shaped steel, at least two rectangular steel pipes and some steel plates, described H-shaped type
The two side ends of steel is respectively equipped with rectangular steel pipe, is connected by steel plate between the outer wall of described rectangular steel pipe with H-shaped section steel flange.
As preferably, the outer wall of homonymy steel plate, the outer wall of rectangular steel pipe are same level EDS maps, described rectangular steel pipe
It is connected by angle welding with the weld seam between steel plate;
Or,
The edge of a wing of H-shaped shaped steel of homonymy, the outer wall of steel plate are same level EDS maps, pass through between the edge of a wing of H-shaped shaped steel and steel plate
Angle welding connects or bolt is fixed;
Or,
The outer wall of H-shaped shaped steel of homonymy, the outer wall of steel plate, the outer wall of rectangular steel pipe are same level EDS maps, rectangular steel pipe with
Connected by angle welding between steel plate, by I shape solder design between described H-shaped shaped steel and steel plate.
As preferably, described ribs assembly includes that a pair " L " shape angle steel, a pair " L " shape angle steel are assembled into " Z " font
Angle steel pair, described " Z " font angle steel pair fixes with steel plate inwall;
Or,
Described ribs assembly is made up of the angle steel that a pair is dislocatedly distributed, and a pair angle steel is that forward is dislocatedly distributed or reversely misplaces
Distribution, described angle steel fixes with steel plate inwall.
As preferably, described multi-cavity casing is in " one " shape, or the one in " L " shape, " T " shape, " ten " shape.
As preferably, described shear stud is respectively provided at the outer wall of the inwall of steel plate, rectangular steel pipe;
Or,
Described shear stud is respectively provided at the web of H-shaped shaped steel, the inwall of steel plate, the outer wall of rectangular steel pipe.
The operational approach of a kind of Multicarity steel plate shear force wall, sequentially includes the following steps:
(1), part blanking and cutting:
Before part processing, employing Computerized three-dimensional setting-out, Numerical control cutting blanking, in order to ensure the precision of part, before part cutting,
Steel plate is carried out overall leveling, eliminates steel plate deformed, reduce system rolling internal stress, reduce the deformation manufacture process from face, protect
The necessary operation of card plate flatness;
Component setting-out uses computer lofting technology, the various compensation surpluses that technique needs must be added overall dimensions during setting-out
In, for ensureing cut quality, before thick plates cutting, first carry out case-carbonizing hardness test;Cutting is preferential uses numerically-controlled precise cutting to set
Standby, select high-purity propylene gas liquid feeding carrier of oxygen, it is ensured that cutting end face product smooth, straight, intact, dross, groove uses specially
Cut with import cutting machine, it is ensured that the weld seam substantive requirements of form are higher, required precision is tighter;
(2), fixing shear stud:
Rectangular steel pipe and steel plate combination: at the outer wall of rectangular steel pipe, the inwall of steel plate, shear stud is set;
H-shaped shaped steel and steel plate combination: inwall, the web of H-shaped shaped steel at steel plate arrange shear stud;
H-shaped shaped steel, steel plate and rectangular steel pipe combine: arrange at the outer wall of rectangular steel pipe, the inwall of steel plate, the web of H-shaped shaped steel
Shear stud;
Pulling force design load according to single peg and tensile bearing capacity determine specification and the arrangement pitch thereof of peg;Textural satisfied
Peg diameter is not more than rectangular steel plates thickness of slab or steel plate thickness or 1.5 times of H-shaped shape steel web thickness, and the length of peg is more than 8
Times bar footpath and not less than the bar footpath of 4 times, the outer ledge of peg and the outer ledge of rectangular steel pipe or steel plate edges of boards or H-shaped type
Distance between steel web and junction, the edge of a wing is not less than 20mm;
The prescription of nail solder is by the testing inspection that bends, it is ensured that stud welded joints outward appearance is qualified with overall dimensions;Additionally, bolt
Nail should not have corrosion, oxide skin, oils and fats, humidity or other harmful substances;Mother metal weld, should not have excess oxide skin, rust,
Moisture, paint, lime-ash, greasy dirt, protection porcelain ring should be dried, and mother metal includes rectangular steel pipe, steel plate, H-shaped shape steel web;
(3), welding ribs assembly:
Shear wall welding ribs assembly to ribbed stiffener need to be arranged:
1, " Z " font angle steel is to ribs: a pair " L " shape angle steel is assembled into " Z " font angle steel pair;" Z " font angle steel pair with
Steel plate inwall is fixed by angle welding;
2, the angle steel ribs being dislocatedly distributed for a pair: a pair angle steel is that forward is dislocatedly distributed or is reversely dislocatedly distributed, angle steel and steel
Plate inwall is fixed by angle welding;
Model, arrangement pitch and the quantity of angle steel or " Z " font angle steel pair is determined by the design of steel plate local stability;
Acropodium is connected by T-shaped one-side-filled angle weld by angle steel acropodium or " Z " font angle steel with steel plate inwall, the leg chi of angle welding
Very little it is not less than,t max(mm) it is thicker weldment thickness, and no more than 1.2t min,t min(mm) it is relatively thin weldment thickness;
Overlong welded seam deformation-controlling measures should meet: controls weld heat input, reduces heat input, controls bevel for welding gap;Adopt
By segmentation weldering or intermittent weld technique;Use rigid fixation or increase constraint degree, taking reversible deformation measure;
(4), assembled:
Rectangular steel pipe welds employing angle welding with steel plate, as steel plate thickness >=25mm, uses the bevelled angle welding in local;
H-shaped section steel flange is connected by angle welding overlap joint with between steel plate or bolt overlap joint is fixing;When using angle welding overlap joint fixing:
The parts of transmission axial force, its lap joint minimum lap of splice should be 5 times of relatively thin pieces thickness, but not less than 25mm, and should
The most double angle welding of welding;
Lap weld, along the maximum Size of welds of material seamed edge, as thickness of slab≤6mm, should be mother metal thickness;As thickness of slab > 6mm
Time, should be mother metal thickness and deduct 1-2mm;
When using bolt overlap joint fixing: bolt can use plain bolt or high-strength bolt;In bolt model, bolt quantity, bolt
In the heart away from and center to Member Lip distance should meet bearing capacity and tectonic sieving requirement, and when guaranteeing casting concrete, spiral shell
Not spillage between bolt;
By I shape solder design between H-shaped section steel flange and steel plate, when H-shaped section steel flange thickness differs more than 4mm with steel plate thickness
Time, thicker plate part should be processed into the gradient of no more than 1:2.5, so that section transitions is mild at thickness direction from side;
During factory's welding: employing welding deformation and the welding procedure that amount of contraction is little and welding residual stress is low;
During Site Welding: integral solder order vertically should be welded from bottom to top, should be with center cell as basic point in plane, to both sides
Block-by-block welds;The welding sequence of individual unit should first be welded cross joint and be welded horizontal position welding seam again;Steel plate thickness is more than 30mm, uses double
Face groove weld, and horizontal position welding seam preferably uses K-type groove weld, cross joint employing X-type groove weld;
When using high-strength bolt simultaneously with Multicarity steel plate shear force wall in layer and be welded to connect, should first carry out high-strength bolt and execute
Work, then carry out welding procedure;Overlong welded seam deformation-controlling measures is as above;The end of weld seam, corner, the less weld seam of spacing and adding
Strength rib weld seam, stays stress relief hole during welding;Multicarity steel plate shear force wall assembles respectively, welds, and through after the assay was approved, then carries out
Unit general assembly is welded;
(5), initial survey:
The inspection of raw and process materials: the quality standard of material, the quality inspection of material, the selection of material and the transport of material, stock management;
Processing and fabricating is checked: setting-out, number material and cutting, hole machined, assembling and preassembling, the flat processing of milling;
Multi-cavity casing assembly is carried out initial survey, its component processing overall dimensions dominant item such as height, width, plane inner opposite angle
Line, vertically and horizontally outermost installing hole distance, junction cross section geometry, flatness are poor, rise of arch of curve should control allowing model
In enclosing;Orientation axis when Multicarity steel plate shear force wall is installed, single vertical degree, monolayer upper end levelness, the ginseng such as plain bending
Number should control in allowed band;During construction, levelness and the framework of the Vierendeel girder that is connected with Multicarity steel plate shear force wall should be detected
The perpendicularity of post.Guarantee the flatness of body of wall firmness, outer wall;
Weld Quality Inspection includes material and data inspection, appearance test, Non-Destructive Testing;Weld seam should not occur crackle, lack of penetration,
The weld defect that incomplete fusion, slag inclusion, pore, undercut and appearance of weld are bad;
It is the best that appearance quality detection predominantly detects appearance of weld, if has whether face crack, welding bead put down with welding bead transition
Sliding, whether welding slag, splash are cleaned out, and whether overall dimensions meets the requirements;
Non-Destructive Testing includes that ultrasonic examination, radiographic inspection and surface magnetic powder inspection, weld appearance quality and Non-Destructive Testing should accord with
Close the weld seam grade regulation that design requires;
The fastening of permanent plain bolt should firmly, reliably check with observing or tapping with hand hammer;When using high strength exploitation,
Should carry out the anti-slip coefficient test of rubbing surface and review, the member friction surface of in-situ processing should individually carry out rubbing surface resistant slide
Ratio test;After high-strength big six-angle spiral auxiliary connection has eventually twisted 1h, 48h planted agent carry out screwing torque inspection at end;
(6), placing concrete:
Passage arranges and should meet design requirement, requires without design appropriate to the occasion in distance shear wall top edge 200mm region, arranges
The diameter passage not less than 150mm;The setting of observation panel should meet design requirement, when requiring without design, on shear wall top
In two angular zones, the diameter observation panel not less than 100mm is set;
The employing of Multicarity steel plate shear force wall inner concrete pours downwards from top, pours from end pumping jacking casting method or vertical craft
Method;During pouring, steel plate bearing capacity in concreting process, deformation and stability should be checked;When using coarse aggregate size
When the flowing concrete of no more than 25mm or coarse aggregate size are not more than the self-compacting concrete of 20mm, concrete maximum is inclined and
The most it is not preferably greater than 9m;When the drop height degree that inclines is more than 9m, the auxiliary device such as tumbling barrel, chute or elephant trunk are preferably used to pour;Water
When filling concrete, should be closely knit by concrete vibrating;After placing concrete, maintenance should be carried out in time.According to different regions, season and
Engineering characteristic, can be selected for watering, comprehensive accumulation of heat, electric heating, the maintenance process of far infrared, with Polypropylence Sheet, insulation material or brushing
Thin film covers;
(7), anticorrosion and fire prevention:
Multicarity steel plate shear force wall surface and air contact need to do anticorrosion fire prevention and process;The component of completion of processing, should be by inspection
Just can carry out surface process after qualified, and should strictly carry out by the rust cleaning of design code, anticorrosive coating technique;The hair of surface of wall
Thorn, electric welding coating, overlap, splash, dust, greasy dirt, acid, alkali, the pollutant of salt and attachment oxide skin loosely, rust all should
Clear clean;Preservative treatment uses rust prevention by applying liquid material paint or the mode of galvanizing by dipping after impeller blasting;Fire prevention processes can use spraying
Thick-layered fire coating or the mode of scumbling type fireproof coating;
(8), quality testing and examination:
Anticorrosive paint, application pass, coating layer thickness all should meet design requirement, check with dry paint calibrator;Fireproof coating is used
The inspection of coating thickness gauge, chaining pin and steel ruler;Anticorrosion should meet design requirement with fire prevention;
The orientation axis of Multicarity steel plate shear force wall, single vertical degree, monolayer upper end levelness, the parameter of plain bending should control
In allowed band, the levelness being connected with framework and perpendicularity also should control in allowed band;
The pouring quality detection of intracavity concrete, can use the method tapping wall cavity to carry out trial inspection, if any exception, can adopt
Detect with ultrasound wave;To pouring uncompacted position, use drilled pressure filling method to carry out reinforcement, then boring is carried out repair welding
Sealing.
H-shaped shaped steel is hot rolled H-shaped or welded H shape shaped steel or high-frequency welding H-shaped shaped steel.
Rectangular steel pipe is high-frequency welding rectangular steel pipe or cold bending thin wall rectangular steel pipe or welds box-shaped.
Concrete is normal concrete, high-strength concrete or self-compacting concrete.
The present invention provides a kind of Multicarity steel plate shear force wall and operational approach thereof, rational in infrastructure, easy to process, improves entirety
Property and improve its ductility.
Accompanying drawing explanation
Fig. 1 is the structural representation of a shape in the embodiment of the present invention 1;
Fig. 2 is another structural representation of a shape in the embodiment of the present invention 1;
Fig. 3 is the structural representation of L-shaped in the embodiment of the present invention 1;
Fig. 4 is another structural representation of L-shaped in the embodiment of the present invention 1;
Fig. 5 is the structural representation of T-shaped in the embodiment of the present invention 1;
Fig. 6 is another structural representation of T-shaped in the embodiment of the present invention 1;
Fig. 7 is criss-cross structural representation in the embodiment of the present invention 1;
Fig. 8 is another structural representation criss-cross in the embodiment of the present invention 1;
Fig. 9 is the structural representation of a shape in the embodiment of the present invention 2;
Figure 10 is the sectional structure schematic diagram of Fig. 9;
Figure 11 is the structural representation of L-shaped in the embodiment of the present invention 2;
Figure 12 is the structural representation of T-shaped in the embodiment of the present invention 2;
Figure 13 is criss-cross structural representation in the embodiment of the present invention 2;
Figure 14 is the structural representation of a shape (bolt is fixed) in the embodiment of the present invention 3;
Figure 15 is the structural representation of a shape (being welded and fixed) in the embodiment of the present invention 3;
Figure 16 is the sectional structure schematic diagram of Figure 14;
Figure 17 is the structural representation of L-shaped (bolt is fixed) in the embodiment of the present invention 3;
Figure 18 is the structural representation of L-shaped (being welded and fixed) in the embodiment of the present invention 3;
Figure 19 is the structural representation of T-shaped (bolt is fixed) in the embodiment of the present invention 3;
Figure 20 is the structural representation of T-shaped (being welded and fixed) in the embodiment of the present invention 3;
Figure 21 is the structural representation of crosswise (bolt is fixed) in the embodiment of the present invention 3;
Figure 22 is the structural representation of crosswise (bolt is fixed) in the embodiment of the present invention 3;
Figure 23 is the structural representation of a shape in the embodiment of the present invention 4;
Figure 24 is the sectional structure schematic diagram of Figure 23;
Figure 25 is the structural representation of L-shaped in the embodiment of the present invention 4;
Figure 26 is the structural representation of T-shaped in the embodiment of the present invention 4;
Figure 27 is criss-cross structural representation in the embodiment of the present invention 4.
Detailed description of the invention
Below by embodiment, and combine accompanying drawing, technical scheme is described in further detail.
Embodiment 1:
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7 and Fig. 8, a kind of Multicarity steel plate shear force wall, including multi-cavity casing
1, the inwall of described multi-cavity casing 1 is provided with shear stud 2, is provided with concrete 3 in described multi-cavity casing 1.
Described multi-cavity casing 1 is provided with ribs assembly.
Described multi-cavity casing 1 includes at least two rectangular steel pipes 4 and some steel plates 5, passes through steel between two rectangular steel pipes 4
Plate 5 is connected;
The outer wall of homonymy steel plate 5, the outer wall of rectangular steel pipe 4 are same level EDS maps, between described rectangular steel pipe 4 and steel plate 5
Weld seam connected by angle welding;
Or,
Described ribs assembly is made up of the angle steel 7 that a pair is dislocatedly distributed, and a pair angle steel 7 is dislocatedly distributed or reversely wrong in forward
Position distribution, described angle steel 7 fixes with steel plate 5 inwall.
Described multi-cavity casing 1 is in " one " shape, or the one in " L " shape, " T " shape, " ten " shape.
Described shear stud 2 is respectively provided at the inwall of steel plate 5, the outer wall of rectangular steel pipe 4;
The operational approach of a kind of Multicarity steel plate shear force wall, sequentially includes the following steps:
(1), part blanking and cutting:
Before part processing, employing Computerized three-dimensional setting-out, Numerical control cutting blanking, in order to ensure the precision of part, before part cutting,
Steel plate is carried out overall leveling, eliminates steel plate deformed, reduce system rolling internal stress, reduce the deformation manufacture process from face, protect
The necessary operation of card plate flatness;
Component setting-out uses computer lofting technology, the various compensation surpluses that technique needs must be added overall dimensions during setting-out
In, for ensureing cut quality, before thick plates cutting, first carry out case-carbonizing hardness test;Cutting is preferential uses numerically-controlled precise cutting to set
Standby, select high-purity propylene gas liquid feeding carrier of oxygen, it is ensured that cutting end face product smooth, straight, intact, dross, groove uses specially
Cut with import cutting machine, it is ensured that the weld seam substantive requirements of form are higher, required precision is tighter;
(2), fixing shear stud:
Rectangular steel pipe and steel plate combination: at the outer wall of rectangular steel pipe, the inwall of steel plate, shear stud is set;
H-shaped shaped steel and steel plate combination: inwall, the web of H-shaped shaped steel at steel plate arrange shear stud;
H-shaped shaped steel, steel plate and rectangular steel pipe combine: arrange at the outer wall of rectangular steel pipe, the inwall of steel plate, the web of H-shaped shaped steel
Shear stud;
Pulling force design load according to single peg and tensile bearing capacity determine specification and the arrangement pitch thereof of peg;Textural satisfied
Peg diameter is not more than rectangular steel plates thickness of slab or steel plate thickness or 1.5 times of H-shaped shape steel web thickness, and the length of peg is more than 8
Times bar footpath and not less than the bar footpath of 4 times, the outer ledge of peg and the outer ledge of rectangular steel pipe or steel plate edges of boards or H-shaped type
Distance between steel web and junction, the edge of a wing is not less than 20mm;
The prescription of nail solder is by the testing inspection that bends, it is ensured that stud welded joints outward appearance is qualified with overall dimensions;Additionally, bolt
Nail should not have corrosion, oxide skin, oils and fats, humidity or other harmful substances;Mother metal weld, should not have excess oxide skin, rust,
Moisture, paint, lime-ash, greasy dirt, protection porcelain ring should be dried, and mother metal includes rectangular steel pipe, steel plate, H-shaped shape steel web;
(3), welding ribs assembly:
Shear wall welding ribs assembly to ribbed stiffener need to be arranged:
1, " Z " font angle steel is to ribs: a pair " L " shape angle steel is assembled into " Z " font angle steel pair;" Z " font angle steel pair with
Steel plate inwall is fixed by angle welding;
2, the angle steel ribs being dislocatedly distributed for a pair: a pair angle steel is that forward is dislocatedly distributed or is reversely dislocatedly distributed, angle steel and steel
Plate inwall is fixed by angle welding;
Model, arrangement pitch and the quantity of angle steel or " Z " font angle steel pair is determined by the design of steel plate local stability;
Acropodium is connected by T-shaped one-side-filled angle weld by angle steel acropodium or " Z " font angle steel with steel plate inwall, the leg chi of angle welding
Very little it is not less than,t max(mm) it is thicker weldment thickness, and no more than 1.2t min,t min(mm) it is relatively thin weldment thickness;
Overlong welded seam deformation-controlling measures should meet: controls weld heat input, reduces heat input, controls bevel for welding gap;Adopt
By segmentation weldering or intermittent weld technique;Use rigid fixation or increase constraint degree, taking reversible deformation measure;
(4), assembled:
Rectangular steel pipe welds employing angle welding with steel plate, as steel plate thickness >=25mm, uses the bevelled angle welding in local;
H-shaped section steel flange is connected by angle welding overlap joint with between steel plate or bolt overlap joint is fixing;When using angle welding overlap joint fixing:
The parts of transmission axial force, its lap joint minimum lap of splice should be 5 times of relatively thin pieces thickness, but not less than 25mm, and should
The most double angle welding of welding;
Lap weld, along the maximum Size of welds of material seamed edge, as thickness of slab≤6mm, should be mother metal thickness;As thickness of slab > 6mm
Time, should be mother metal thickness and deduct 1-2mm;
When using bolt overlap joint fixing: bolt can use plain bolt or high-strength bolt;In bolt model, bolt quantity, bolt
In the heart away from and center to Member Lip distance should meet bearing capacity and tectonic sieving requirement, and when guaranteeing casting concrete, spiral shell
Not spillage between bolt;
By I shape solder design between H-shaped section steel flange and steel plate, when H-shaped section steel flange thickness differs more than 4mm with steel plate thickness
Time, thicker plate part should be processed into the gradient of no more than 1:2.5, so that section transitions is mild at thickness direction from side;
During factory's welding: employing welding deformation and the welding procedure that amount of contraction is little and welding residual stress is low;
During Site Welding: integral solder order vertically should be welded from bottom to top, should be with center cell as basic point in plane, to both sides
Block-by-block welds;The welding sequence of individual unit should first be welded cross joint and be welded horizontal position welding seam again;Steel plate thickness is more than 30mm, uses double
Face groove weld, and horizontal position welding seam preferably uses K-type groove weld, cross joint employing X-type groove weld;
When using high-strength bolt simultaneously with Multicarity steel plate shear force wall in layer and be welded to connect, should first carry out high-strength bolt and execute
Work, then carry out welding procedure;Overlong welded seam deformation-controlling measures is as above;The end of weld seam, corner, the less weld seam of spacing and adding
Strength rib weld seam, stays stress relief hole during welding;Multicarity steel plate shear force wall assembles respectively, welds, and through after the assay was approved, then carries out
Unit general assembly is welded;
(5), initial survey:
The inspection of raw and process materials: the quality standard of material, the quality inspection of material, the selection of material and the transport of material, stock management;
Processing and fabricating is checked: setting-out, number material and cutting, hole machined, assembling and preassembling, the flat processing of milling;
Multi-cavity casing assembly is carried out initial survey, its component processing overall dimensions dominant item such as height, width, plane inner opposite angle
Line, vertically and horizontally outermost installing hole distance, junction cross section geometry, flatness are poor, rise of arch of curve should control allowing model
In enclosing;Orientation axis when Multicarity steel plate shear force wall is installed, single vertical degree, monolayer upper end levelness, the ginseng such as plain bending
Number should control in allowed band;During construction, levelness and the framework of the Vierendeel girder that is connected with Multicarity steel plate shear force wall should be detected
The perpendicularity of post.Guarantee the flatness of body of wall firmness, outer wall;
Weld Quality Inspection includes material and data inspection, appearance test, Non-Destructive Testing;Weld seam should not occur crackle, lack of penetration,
The weld defect that incomplete fusion, slag inclusion, pore, undercut and appearance of weld are bad;
It is the best that appearance quality detection predominantly detects appearance of weld, if has whether face crack, welding bead put down with welding bead transition
Sliding, whether welding slag, splash are cleaned out, and whether overall dimensions meets the requirements;
Non-Destructive Testing includes that ultrasonic examination, radiographic inspection and surface magnetic powder inspection, weld appearance quality and Non-Destructive Testing should accord with
Close the weld seam grade regulation that design requires;
The fastening of permanent plain bolt should firmly, reliably check with observing or tapping with hand hammer;When using high strength exploitation,
Should carry out the anti-slip coefficient test of rubbing surface and review, the member friction surface of in-situ processing should individually carry out rubbing surface resistant slide
Ratio test;After high-strength big six-angle spiral auxiliary connection has eventually twisted 1h, 48h planted agent carry out screwing torque inspection at end;
(6), placing concrete:
Passage arranges and should meet design requirement, requires without design appropriate to the occasion in distance shear wall top edge 200mm region, arranges
The diameter passage not less than 150mm;The setting of observation panel should meet design requirement, when requiring without design, on shear wall top
In two angular zones, the diameter observation panel not less than 100mm is set;
The employing of Multicarity steel plate shear force wall inner concrete pours downwards from top, pours from end pumping jacking casting method or vertical craft
Method;During pouring, steel plate bearing capacity in concreting process, deformation and stability should be checked;When using coarse aggregate size
When the flowing concrete of no more than 25mm or coarse aggregate size are not more than the self-compacting concrete of 20mm, concrete maximum is inclined and
The most it is not preferably greater than 9m;When the drop height degree that inclines is more than 9m, the auxiliary device such as tumbling barrel, chute or elephant trunk are preferably used to pour;Water
When filling concrete, should be closely knit by concrete vibrating;After placing concrete, maintenance should be carried out in time.According to different regions, season and
Engineering characteristic, can be selected for watering, comprehensive accumulation of heat, electric heating, the maintenance process of far infrared, with Polypropylence Sheet, insulation material or brushing
Thin film covers;
(7), anticorrosion and fire prevention:
Multicarity steel plate shear force wall surface and air contact need to do anticorrosion fire prevention and process;The component of completion of processing, should be by inspection
Just can carry out surface process after qualified, and should strictly carry out by the rust cleaning of design code, anticorrosive coating technique;The hair of surface of wall
Thorn, electric welding coating, overlap, splash, dust, greasy dirt, acid, alkali, the pollutant of salt and attachment oxide skin loosely, rust all should
Clear clean;Preservative treatment uses rust prevention by applying liquid material paint or the mode of galvanizing by dipping after impeller blasting;Fire prevention processes can use spraying
Thick-layered fire coating or the mode of scumbling type fireproof coating;
(8), quality testing and examination:
Anticorrosive paint, application pass, coating layer thickness all should meet design requirement, check with dry paint calibrator;Fireproof coating is used
The inspection of coating thickness gauge, chaining pin and steel ruler;Anticorrosion should meet design requirement with fire prevention;
The orientation axis of Multicarity steel plate shear force wall, single vertical degree, monolayer upper end levelness, the parameter of plain bending should control
In allowed band, the levelness being connected with framework and perpendicularity also should control in allowed band;
The pouring quality detection of intracavity concrete, can use the method tapping wall cavity to carry out trial inspection, if any exception, can adopt
Detect with ultrasound wave;To pouring uncompacted position, use drilled pressure filling method to carry out reinforcement, then boring is carried out repair welding
Sealing.
Embodiment 2:
As shown in Figure 23, Figure 24, Figure 25, Figure 26 and Figure 27, a kind of Multicarity steel plate shear force wall, including multi-cavity casing 1, described
The inwall of multi-cavity casing 1 is provided with shear stud 2, is provided with concrete 3 in described multi-cavity casing 1.
Described multi-cavity casing 1 is provided with ribs assembly.
Described multi-cavity casing 1 includes at least two rectangular steel pipes 4 and some steel plates 5, passes through steel between two rectangular steel pipes 4
Plate 5 is connected;
The outer wall of homonymy steel plate 5, the outer wall of rectangular steel pipe 4 are same level EDS maps, between described rectangular steel pipe 4 and steel plate 5
Weld seam connected by angle welding;
Described ribs assembly includes a pair " L " shape angle steel 7, and a pair " L " shape angle steel 7 is assembled into " Z " font angle steel pair, described
" Z " font angle steel pair fix with steel plate 5 inwall;
Described multi-cavity casing 1 is in " one " shape, or the one in " L " shape, " T " shape, " ten " shape.
Described shear stud 2 is respectively provided at the inwall of steel plate 5, the outer wall of rectangular steel pipe 4;
Embodiment 3:
As shown in Figure 14, Figure 15, Figure 16, Figure 17, Figure 18, Figure 19, Figure 20, Figure 21 and Figure 22, a kind of Multicarity steel plate shear force wall,
Including multi-cavity casing 1, the inwall of described multi-cavity casing 1 is provided with shear stud 2, is provided with concrete in described multi-cavity casing 1
3。
Described multi-cavity casing 1 includes at least three H-shaped shaped steel 6 and some steel plates 5, passes through steel plate between adjacent H-shaped shaped steel 6
5 are connected;
The outer wall of H-shaped shaped steel 6 of homonymy, the outer wall of steel plate 5 are same level EDS maps, pass through angle between H-shaped shaped steel 6 and steel plate 5
Solder design or bolt are fixed;
Described multi-cavity casing 1 is in " one " shape, or the one in " L " shape, " T " shape, " ten " shape.
Described shear stud 2 is respectively provided at the web of H-shaped shaped steel 6, the inwall of steel plate 5.
Embodiment 4:
As shown in Figure 14, Figure 15, Figure 16, Figure 17, Figure 18, Figure 19, Figure 20, Figure 21 and Figure 22, a kind of Multicarity steel plate shear force wall,
Including multi-cavity casing 1, the inwall of described multi-cavity casing 1 is provided with shear stud 2, is provided with concrete in described multi-cavity casing 1
3。
Described multi-cavity casing 1 includes 6, at least two rectangular steel pipes 4 of at least one H-shaped shaped steel and some steel plates 5, described
The two side ends of H-shaped shaped steel 6 be respectively equipped with rectangular steel pipe 4, pass through between the outer wall of described rectangular steel pipe 4 and H-shaped shaped steel 6 edge of a wing
Steel plate 5 is connected.
The edge of a wing of H-shaped shaped steel 6 of homonymy, the outer wall of steel plate 5, the outer wall of rectangular steel pipe 4 are same level EDS maps, rectangle
It is connected by angle welding between steel pipe 4 with steel plate 5, by I shape solder design between the edge of a wing of described H-shaped shaped steel 6 and steel plate 5.
Described multi-cavity casing 1 is in " one " shape, or the one in " L " shape, " T " shape, " ten " shape.
Described shear stud 2 is respectively provided at the web of H-shaped shaped steel 6, the inwall of steel plate 5, the outer wall of rectangular steel pipe 4.
Claims (8)
1. a Multicarity steel plate shear force wall, it is characterised in that: include multi-cavity casing (1), the inwall of described multi-cavity casing (1)
It is provided with shear stud (2), described multi-cavity casing (1) is provided with concrete (3).
A kind of Multicarity steel plate shear force wall the most according to claim 1, it is characterised in that: in described multi-cavity casing (1)
It is provided with ribs assembly.
A kind of Multicarity steel plate shear force wall the most according to claim 1, it is characterised in that: described multi-cavity casing (1) bag
Include at least two rectangular steel pipes (4) and some steel plates (5), be connected by steel plate (5) between two rectangular steel pipes (4);
Or,
Described multi-cavity casing (1) includes at least three H-shaped shaped steel (6) and some steel plates (5), passes through between adjacent H-shaped shaped steel (6)
Steel plate (5) is connected;
Or,
Described multi-cavity casing (1) includes at least one H-shaped shaped steel (6), at least two rectangular steel pipes (4) and some steel plates (5),
The two side ends of described H-shaped shaped steel (6) is respectively equipped with rectangular steel pipe (4), the outer wall of described rectangular steel pipe (4) and H-shaped shaped steel
(6) it is connected by steel plate (5) between the edge of a wing.
A kind of Multicarity steel plate shear force wall the most according to claim 3, it is characterised in that: the outer wall of homonymy steel plate (5), square
The outer wall of shape steel pipe (4) is same level EDS maps, and the weld seam between described rectangular steel pipe (4) and steel plate (5) passes through angle welding
Connect;
Or,
The outer wall of H-shaped shaped steel (6) of homonymy, the outer wall of steel plate (5) are same level EDS maps, H-shaped shaped steel (6) and steel plate (5)
Between connected by angle welding or bolt is fixed;
Or,
The edge of a wing of H-shaped shaped steel (6) of homonymy, the outer wall of steel plate (5), the outer wall of rectangular steel pipe (4) are same level EDS maps, square
It is connected by angle welding between shape steel pipe (4) with steel plate (5), is welded by I shape between the edge of a wing of described H-shaped shaped steel (6) and steel plate (5)
Seam connects.
A kind of Multicarity steel plate shear force wall the most according to claim 2, it is characterised in that: described ribs assembly includes
A pair " L " shape angle steel (7), a pair " L " shape angle steel (7) is assembled into " Z " font angle steel pair, described " Z " font angle steel pair and steel
Plate (5) inwall fixes;
Or,
Described ribs assembly is made up of the angle steel (7) that a pair is dislocatedly distributed, and a pair angle steel (7) is dislocatedly distributed in forward or instead
To being dislocatedly distributed, described angle steel (7) fixes with steel plate (5) inwall.
6. according to a kind of Multicarity steel plate shear force wall described in claim 1 or 2 or 3 or 4 or 5, it is characterised in that: described many
Chamber casing (1) is in " one " shape, or the one in " L " shape, " T " shape, " ten " shape.
7. according to a kind of Multicarity steel plate shear force wall described in claim 1 or 2 or 3 or 4 or 5, it is characterised in that: described is anti-
Cut peg (2) and be respectively provided at the inwall of steel plate (5), the outer wall of rectangular steel pipe (4);
Or,
Described shear stud (2) is respectively provided at outside the web of H-shaped shaped steel (6), the inwall of steel plate (5), rectangular steel pipe (4)
Wall.
8. according to the operational approach of a kind of Multicarity steel plate shear force wall described in claim 1 or 2 or 3 or 4, it is characterised in that press
Following steps are carried out:
(1), part blanking and cutting:
Before part processing, employing Computerized three-dimensional setting-out, Numerical control cutting blanking, in order to ensure the precision of part, before part cutting,
Steel plate is carried out overall leveling, eliminates steel plate deformed, reduce system rolling internal stress, reduce the deformation manufacture process from face, protect
The necessary operation of card plate flatness;
Component setting-out uses computer lofting technology, the various compensation surpluses that technique needs must be added overall dimensions during setting-out
In, for ensureing cut quality, before thick plates cutting, first carry out case-carbonizing hardness test;Cutting is preferential uses numerically-controlled precise cutting to set
Standby, select high-purity propylene gas liquid feeding carrier of oxygen, it is ensured that cutting end face product smooth, straight, intact, dross, groove uses specially
Cut with import cutting machine, it is ensured that the weld seam substantive requirements of form are higher, required precision is tighter;
(2), fixing shear stud:
Rectangular steel pipe and steel plate combination: at the outer wall of rectangular steel pipe, the inwall of steel plate, shear stud is set;
H-shaped shaped steel and steel plate combination: inwall, the web of H-shaped shaped steel at steel plate arrange shear stud;
H-shaped shaped steel, steel plate and rectangular steel pipe combine: arrange at the outer wall of rectangular steel pipe, the inwall of steel plate, the web of H-shaped shaped steel
Shear stud;
Pulling force design load according to single peg and tensile bearing capacity determine specification and the arrangement pitch thereof of peg;Textural satisfied
Peg diameter is not more than rectangular steel plates thickness of slab or steel plate thickness or 1.5 times of H-shaped shape steel web thickness, and the length of peg is more than 8
Times bar footpath and not less than the bar footpath of 4 times, the outer ledge of peg and the outer ledge of rectangular steel pipe or steel plate edges of boards or H-shaped type
Distance between steel web and junction, the edge of a wing is not less than 20mm;
The prescription of nail solder is by the testing inspection that bends, it is ensured that stud welded joints outward appearance is qualified with overall dimensions;Additionally, bolt
Nail should not have corrosion, oxide skin, oils and fats, humidity or other harmful substances;Mother metal weld, should not have excess oxide skin, rust,
Moisture, paint, lime-ash, greasy dirt, protection porcelain ring should be dried, and mother metal includes rectangular steel pipe, steel plate, H-shaped shape steel web;
(3), welding ribs assembly:
Shear wall welding ribs assembly to ribbed stiffener need to be arranged:
1, " Z " font angle steel is to ribs: a pair " L " shape angle steel is assembled into " Z " font angle steel pair;" Z " font angle steel pair with
Steel plate inwall is fixed by angle welding;
2, the angle steel ribs being dislocatedly distributed for a pair: a pair angle steel is that forward is dislocatedly distributed or is reversely dislocatedly distributed, angle steel and steel
Plate inwall is fixed by angle welding;
Model, arrangement pitch and the quantity of angle steel or " Z " font angle steel pair is determined by the design of steel plate local stability;
Acropodium is connected by T-shaped one-side-filled angle weld by angle steel acropodium or " Z " font angle steel with steel plate inwall, the leg chi of angle welding
Very little it is not less than,t max(mm) it is thicker weldment thickness, and no more than 1.2t min,t min(mm) it is relatively thin weldment thickness;
Overlong welded seam deformation-controlling measures should meet: controls weld heat input, reduces heat input, controls bevel for welding gap;Adopt
By segmentation weldering or intermittent weld technique;Use rigid fixation or increase constraint degree, taking reversible deformation measure;
(4), assembled:
Rectangular steel pipe welds employing angle welding with steel plate, as steel plate thickness >=25mm, uses the bevelled angle welding in local;
H-shaped section steel flange is connected by angle welding overlap joint with between steel plate or bolt overlap joint is fixing;When using angle welding overlap joint fixing:
The parts of transmission axial force, its lap joint minimum lap of splice should be 5 times of relatively thin pieces thickness, but not less than 25mm, and should
The most double angle welding of welding;
Lap weld, along the maximum Size of welds of material seamed edge, as thickness of slab≤6mm, should be mother metal thickness;As thickness of slab > 6mm
Time, should be mother metal thickness and deduct 1-2mm;
When using bolt overlap joint fixing: bolt can use plain bolt or high-strength bolt;In bolt model, bolt quantity, bolt
In the heart away from and center to Member Lip distance should meet bearing capacity and tectonic sieving requirement, and when guaranteeing casting concrete, spiral shell
Not spillage between bolt;
By I shape solder design between H-shaped section steel flange and steel plate, when H-shaped section steel flange thickness differs more than 4mm with steel plate thickness
Time, thicker plate part should be processed into the gradient of no more than 1:2.5, so that section transitions is mild at thickness direction from side;
During factory's welding: employing welding deformation and the welding procedure that amount of contraction is little and welding residual stress is low;
During Site Welding: integral solder order vertically should be welded from bottom to top, should be with center cell as basic point in plane, to both sides
Block-by-block welds;The welding sequence of individual unit should first be welded cross joint and be welded horizontal position welding seam again;Steel plate thickness is more than 30mm, uses double
Face groove weld, and horizontal position welding seam preferably uses K-type groove weld, cross joint employing X-type groove weld;
When using high-strength bolt simultaneously with Multicarity steel plate shear force wall in layer and be welded to connect, should first carry out high-strength bolt and execute
Work, then carry out welding procedure;Overlong welded seam deformation-controlling measures is as above;The end of weld seam, corner, the less weld seam of spacing and adding
Strength rib weld seam, stays stress relief hole during welding;Multicarity steel plate shear force wall assembles respectively, welds, and through after the assay was approved, then carries out
Unit general assembly is welded;
(5), initial survey:
The inspection of raw and process materials: the quality standard of material, the quality inspection of material, the selection of material and the transport of material, stock management;
Processing and fabricating is checked: setting-out, number material and cutting, hole machined, assembling and preassembling, the flat processing of milling;
Multi-cavity casing assembly is carried out initial survey, its component processing overall dimensions dominant item such as height, width, plane inner opposite angle
Line, vertically and horizontally outermost installing hole distance, junction cross section geometry, flatness are poor, rise of arch of curve should control allowing model
In enclosing;Orientation axis when Multicarity steel plate shear force wall is installed, single vertical degree, monolayer upper end levelness, the ginseng such as plain bending
Number should control in allowed band;During construction, levelness and the framework of the Vierendeel girder that is connected with Multicarity steel plate shear force wall should be detected
The perpendicularity of post;
Guarantee the flatness of body of wall firmness, outer wall;
Weld Quality Inspection includes material and data inspection, appearance test, Non-Destructive Testing;Weld seam should not occur crackle, lack of penetration,
The weld defect that incomplete fusion, slag inclusion, pore, undercut and appearance of weld are bad;
It is the best that appearance quality detection predominantly detects appearance of weld, if has whether face crack, welding bead put down with welding bead transition
Sliding, whether welding slag, splash are cleaned out, and whether overall dimensions meets the requirements;
Non-Destructive Testing includes that ultrasonic examination, radiographic inspection and surface magnetic powder inspection, weld appearance quality and Non-Destructive Testing should accord with
Close the weld seam grade regulation that design requires;
The fastening of permanent plain bolt should firmly, reliably check with observing or tapping with hand hammer;When using high strength exploitation,
Should carry out the anti-slip coefficient test of rubbing surface and review, the member friction surface of in-situ processing should individually carry out rubbing surface resistant slide
Ratio test;After high-strength big six-angle spiral auxiliary connection has eventually twisted 1h, 48h planted agent carry out screwing torque inspection at end;
(6), placing concrete:
Passage arranges and should meet design requirement, requires without design appropriate to the occasion in distance shear wall top edge 200mm region, arranges
The diameter passage not less than 150mm;The setting of observation panel should meet design requirement, when requiring without design, on shear wall top
In two angular zones, the diameter observation panel not less than 100mm is set;
The employing of Multicarity steel plate shear force wall inner concrete pours downwards from top, pours from end pumping jacking casting method or vertical craft
Method;During pouring, steel plate bearing capacity in concreting process, deformation and stability should be checked;When using coarse aggregate size
When the flowing concrete of no more than 25mm or coarse aggregate size are not more than the self-compacting concrete of 20mm, concrete maximum is inclined and
The most it is not preferably greater than 9m;When the drop height degree that inclines is more than 9m, the auxiliary device such as tumbling barrel, chute or elephant trunk are preferably used to pour;Water
When filling concrete, should be closely knit by concrete vibrating;After placing concrete, maintenance should be carried out in time;
According to different regions, season and engineering characteristic, can be selected for watering, comprehensive accumulation of heat, electric heating, the maintenance process of far infrared,
Cover with Polypropylence Sheet, insulation material or brushing thin film;
(7), anticorrosion and fire prevention:
Multicarity steel plate shear force wall surface and air contact need to do anticorrosion fire prevention and process;The component of completion of processing, should be by inspection
Just can carry out surface process after qualified, and should strictly carry out by the rust cleaning of design code, anticorrosive coating technique;The hair of surface of wall
Thorn, electric welding coating, overlap, splash, dust, greasy dirt, acid, alkali, the pollutant of salt and attachment oxide skin loosely, rust all should
Clear clean;Preservative treatment uses rust prevention by applying liquid material paint or the mode of galvanizing by dipping after impeller blasting;Fire prevention processes can use spraying
Thick-layered fire coating or the mode of scumbling type fireproof coating;
(8), quality testing and examination:
Anticorrosive paint, application pass, coating layer thickness all should meet design requirement, check with dry paint calibrator;Fireproof coating is used
The inspection of coating thickness gauge, chaining pin and steel ruler;Anticorrosion should meet design requirement with fire prevention;
The orientation axis of Multicarity steel plate shear force wall, single vertical degree, monolayer upper end levelness, the parameter of plain bending should control
In allowed band, the levelness being connected with framework and perpendicularity also should control in allowed band;
The pouring quality detection of intracavity concrete, can use the method tapping wall cavity to carry out trial inspection, if any exception, can adopt
Detect with ultrasound wave;To pouring uncompacted position, use drilled pressure filling method to carry out reinforcement, then boring is carried out repair welding
Sealing.
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