CN107882239A - A kind of assembling type steel structure longitudinal combination rib floor - Google Patents
A kind of assembling type steel structure longitudinal combination rib floor Download PDFInfo
- Publication number
- CN107882239A CN107882239A CN201710954456.5A CN201710954456A CN107882239A CN 107882239 A CN107882239 A CN 107882239A CN 201710954456 A CN201710954456 A CN 201710954456A CN 107882239 A CN107882239 A CN 107882239A
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- China
- Prior art keywords
- steel
- concrete
- king
- board member
- cavity
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Classifications
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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
- E04B5/00—Floors; Floor construction with regard to insulation; Connections specially adapted therefor
- E04B5/02—Load-carrying floor structures formed substantially of prefabricated units
- E04B5/04—Load-carrying floor structures formed substantially of prefabricated units with beams or slabs of concrete or other stone-like material, e.g. asbestos cement
- E04B5/046—Load-carrying floor structures formed substantially of prefabricated units with beams or slabs of concrete or other stone-like material, e.g. asbestos cement with beams placed with distance from another
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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
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
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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
- E04B5/00—Floors; Floor construction with regard to insulation; Connections specially adapted therefor
- E04B5/02—Load-carrying floor structures formed substantially of prefabricated units
- E04B5/10—Load-carrying floor structures formed substantially of prefabricated units with metal beams or girders, e.g. with steel lattice girders
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B5/00—Floors; Floor construction with regard to insulation; Connections specially adapted therefor
- E04B5/48—Special adaptations of floors for incorporating ducts, e.g. for heating or ventilating
-
- 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
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B2001/2484—Details of floor panels or slabs
Abstract
The present invention provides a kind of assembling type steel structure longitudinal combination rib floor, includes steel column, king's font girder steel, cavity board member, joint close；It is characterized in that king's font girder steel is made up of top flange plate, middle flange plate or supporting plate, bottom wing listrium, web；The width of king's Zee bar steel Z beam flange plate is not equivalent；Longitudinal combination rib reinforcement passage is reserved in the web；In longitudinal girt strip concrete on the cavity board member both sides, the bottom surface of a minimum of one side longitudinal direction girt strip concrete has that L shape concrete is raised, and the L shape concrete combination of protrusions of adjacent two pieces of cavity board members is into longitudinal combination rib reinforcement groove；The cavity board member is arranged on the middle flange plate of king's font girder steel or the horizontal plane of supporting plate upper section；Lower edge of the cavity board member joint close in longitudinal combination rib；The cavity board member two ends cross reinforcement concrete girt strip is highly less than other cross reinforcement concrete girt strips.
Description
Technical field
The present invention relates to a kind of assembled architecture systems technology, and in particular to a kind of assembling type steel structure longitudinal combination rib building
Plate technique.
Background technology
Country widelys popularize assembled architecture, specify that specific implementation plan；And require in reinforced concrete frame knot
Extensive use in structure, reinforced concrete frame shear wall structure, steel construction and steel-concrete combined structure system, it specify that China fills
With formula architectural structure system and application field；But the assembled architecture floor ground zero of horizontal structure, and using general
Logical laminated floor slab, technology existing defects, assembled architecture cost is too high, earth-free gas, causes country to promote assembled architecture speed
Degree is obstructed.
ZL200410082381.9 " a kind of hollow floor slab with small dense ribs " and ZL200820126232.1 such as inventor is " a kind of
Cast-in-situ section steel concrete cavity building roof ", hollow filling body are embedded in formation " T fonts " stress cross-section hollow layer in cast-in-situ floor, solution
Determined large span, large space, big load the problem of.In order that girt strip reinforcing bar forms continuous slab by steel I-beam web in length and breadth
The cast-in-situ hollow floor plate of band, the hole reserved in steel I-beam web is too many and aperture is too small, processing trouble；Meanwhile cement is empty
The heart obturator setting and hardening time is grown, and mould utilization factor is low, the big matter weight of hollow filling volume density, production and transport inconvenience and obturator
The defects of globality poor cracky.
To realize industrialized production, inventor applies for that ZL201310332173.9 " use by a kind of cast-in-situ hollow building roof pore-forming again
Netted box component " and ZL201510331724.X " a kind of Novel steel-mixed combination cast-in-situ hollow building roof ", to it is existing pour it is hollow
Superstructure technology carries out General Promotion, realizes transition and upgrade, updates and significantly reduce the deadweight of cavity building roof, add
Self-heat preservation heat insulation performance, safety of structure is strong, solve realize large span, large space, big load hollow floor existing for ask
Topic；Inventor constantly lifts oneself cast-in-situ hollow building roof background technology, is assembled architecture large span, the horizontal structure without bright beam
The basis of hard stone is established；Although solving the problems, such as into pole production, all it is cast-in-site, dress is pushed away by force with country
It is not inconsistent with formula spirit.
Again in order to promote China's housing industrialization development, the ZL201620408935.8 of inventor's application " build by passive type
Energy saving integrated system " and ZL201620409015.8 " one kind exempts from the prefabricated assembled cavity plate of formwork " are cast-in-place concrete hollow
Superstructure, assembled architecture field is expanded to by creating transition, solve assembled arthitecutral structure globality poor, large span without bright
The problems such as beam, component super large, component industrialization, construction quality controllability, work efficiency and environmental protection；These inventions, although being me
State's Process of Housing Industrialization has tamped basis, but also exist the prefabricated assembled cavity plate member stress of long strip type one-way,
The connection space limitation of the crackle in gap, bidirectional stress cavity floor transverse direction reinforcing bar during two pieces of prefabricated assembled cavity plate splits
The problems such as.
Currently, since assembled architecture also has many Ji arts Wen Ti No to have solution, popularization is caused to be obstructed；In order to promote to build
Scientific and technological progress, use is multi-functional, economy, scientific and technological content, energy-conserving and environment-protective and the market demand are big, safety coefficient is high, cost
It is low, meet the architectural structure system of national industrial policies and industrial development direction again.Therefore, inventor is again in existing background of controlling oneself
On the basis of technology, by being applied in assembled arthitecutral structure for cast-in-situ hollow building roof technology creation, new assembling is formed
Formula cassette ceiling structural system and the combination assembled building floor structural system of steel reinforced concrete；Cast-in-place cavity building roof Technology Difficulties are asked
Topic solves in batch production, and sizing production assembled Cavity structural member, steel structure member, floor construction pour after being integrally forced through scene
Top flange plate and combination girt strip or prestressed mode solve, the prefabricated assembled Cavity structural member of factorial praluction and steel construction structure
Part beam slab combines.Again in order to promote China's housing industrialization to develop in a healthy way, recently, inventor is in oneself production base
Participate in by Tongji University, civil construction institute of Central South University, national Tianjin fire research preside over largest " assembled is big
Steel construction cavity floor full scale test of the span without secondary beam ", " assembled large span is tried without bright joist steel tendon concrete structure full size
Test ", " tested using the fire control smoke exhausting of assembled cavity floor " examine inventor's prior art innovative, it is advanced, rationally
Property and security；Experiment loads full size using the multispan load pressurization full scale test and Assembled Building plate ultimate load of continuous slab band
Experiment, the specific data of ultimate load load test be done without beam assembled experimental model span 8.4m, surrounding encorbelment 1.6m,
Length of side 11.6m, compression area 134.56m2, use dynamic load 2KN, actual loaded load 22KN；Limit crack national standard is
1.5mm, actual crack only have 0.5mm；It is 168mm, actural deflection 39mm by national standard calculating limit amount of deflection；Pass through verification experimental verification
Assembled architecture is in security of the reinforced concrete structure without the structure of bright beam or steel construction without secondary beam；Verification experimental verification will be unidirectional
Stress floor member is changed into bidirectional stress floor, monolithic freely-supported floor member is changed into the floor construction of continuous slab band；Thoroughly solution
Determined large span floor component bonding crack cracking, fire prevention, sound insulation, throughout the year safeguard, assembly technology the problems such as, particularly assembled
Construction cost have dropped 20%；Logical structure full scale test, further innovates for assembled architecture and has tamped practical basis；But
Experiment announcement assembled arthitecutral structure internal force distribution becomes rule, also before assembled arthitecutral structure safety requirements is ensured
Under topic, space that assembled architecture technology also much optimizes.A kind of assembling type steel structure longitudinal combination rib floor is researched and developed, is solved
The problems such as structure level direction floor globality, fire prevention, multi-functional, joint close crackle；It is the assembling for realizing steel reinforced concrete combination
The important breakthrough of formula architectural structure system new technology, have become the urgent need of assembled architecture technical field innovation.
The content of the invention
It is an object of the invention to play the advantage of innovation steel construction assembled architecture technology, lacking for prior art is overcome
Point；The prefabricated assembled cavity board member of factorial praluction is poured technology with live steel construction beam slab after to organically combine
Come, improve the entirety of building structure；King's word girder steel enhances cavity plate member seat, by the web of king's word girder steel and the middle edge of a wing
Plate sets reserving hole, solves the injection of concrete between elongated and the middle flange plate and bottom wing listrium of combination girt strip reinforcing bar, both solved
Determine the fire prevention of king's word girder steel, antirust problem, enhanced middle flange plate again and cavity board member is supported；Combine girt strip dead slot
The connection for being formed as cross rib beam steel provides space, adds regeneration gate beam to be lateral stressed, solves cavity plate structure again
The presentation of part Built-Up Crack；A kind of assembling type steel structure longitudinal combination rib floor, saves layer shared by existing assembled laminated floor slab
Benefit caused by high spatial, reach the existing long strands system of optimization；Overcome and prevented fires existing for existing long strands, often
A series of defects such as year maintenance, quality, floor overlapping space-consuming floor height.
Technical scheme is as follows, a kind of assembling type steel structure longitudinal combination rib floor, includes steel column, king's font
Girder steel, cavity board member, joint close；It is characterized in that king's font girder steel by top flange plate, middle flange plate or supporting plate, under
Flange plate, web composition；The width of king's Zee bar steel Z beam flange plate is not equivalent；Longitudinal combination rib reinforcement is reserved in the web
Passage；The cavity board member is engraved by reinforced concrete longitudinal rib beam, reinforced concrete gate beam, steel mesh with ribbing, the mortar bottom wing of concrete containing wire netting
Listrium is formed；In longitudinal girt strip concrete on the cavity board member both sides, the bottom of a minimum of one side longitudinal direction girt strip concrete
Face has that L shape concrete is raised, and the L shape concrete combination of protrusions of adjacent two pieces of cavity board members is into longitudinal combination rib reinforcement
Groove；The cavity board member is arranged on the middle flange plate of king's font girder steel or the horizontal plane of supporting plate upper section；The sky
Lower edge of the cavity plate component joint close in longitudinal combination rib；The cavity board member two ends cross reinforcement concrete girt strip is highly less than other
Cross reinforcement concrete girt strip.
The steel column is wrapped up by concrete or foam cement thing；There is enhancement steel mesh body on the foam cement beyond the region of objective existence edge.
The width of the flange plate of king's font girder steel is not equivalent, and top flange plate is most narrow, and middle flange plate is most wide.
The web of king's font girder steel and adjacent two pieces of cavity plate member junctions on middle flange plate
On web, diameter ＞ 40mm hole is reserved with.
King's font girder steel forms the middle edge of a wing by N block steel plates, and unconnected and web welds between N block steel plates；Institute
State and one piece of supporting steel plate is at least welded between every block of steel plate and bottom wing listrium.
N block supporting steel plates are welded between the web and bottom wing listrium of king's font girder steel；The N blocks supporting steel plate
Upper section forms middle flange plate.
The cavity board member two ends cross reinforcement concrete girt strip is highly less than other cross reinforcement concrete girt strips；The cross reinforcement concrete
There is reserving hole in girt strip.
The steel mesh with ribbing is engraved to be engraved or fish scale steel mesh with ribbing is engraved for spreading belt rib steel net；What the steel mesh with ribbing was engraved engraves
As wire netting with ribbing, steel mesh with ribbing engrave in have cold wire drawing net supporter or foam cement block supporter.
The regeneration gate beam is that the gate beam bar connecting between two pieces of cavity board members forms；The mode of the connection
There are welding or mechanical connection or slip casting connection.
It is mutually communicated between the cavity of the cavity board member, forms dark air channel.
A kind of assembling type steel structure longitudinal combination rib floor of the present invention, is the pin on the basis of Architectural Structure Design drawing
To the physical dimension of horizontal structure superstructure and vertical stratification wallboard, Architectural Structure Design drawing is decomposed, to the assembling form amount of progress
Change Secondary Design, drawing resolves into N number of steel column and girder steel and assembled cavity board member and wall body construction etc., and factory is by decomposition
Paper organization is produced into the prefabricated member of the specifications and models, and prefabricated member is transported into engineering construction assembled in situ with after
Pour and form.
A kind of assembling type steel structure longitudinal combination rib floor of specific implementation, its steel column typically use H profile steel or round
Steel, in order to strengthen the stress intensity of post and fire protecting performance, reduce and safeguard throughout the year, H profile steel post or circle will be wrapped with armored concrete
Steel column, form quiet type concrete column or wrapped up with foam cement thing, there are enhancement steel mesh body with ribbing, structure in foam cement beyond the region of objective existence edge
Into fire prevention, the steel column of antirust.The structure type of king's font girder steel is that the width of flange plate is not equivalent, and top flange plate is most narrow except satisfaction
It is to be assembled to a headspace for the ease of cavity board member outside structure；It is for support cavity board member that middle flange plate is most wide
There are enough composition surfaces at both ends；The bottom wing listrium of king's word steel is mainly structure stress；High building is required to fire-protection rating, filled
With preferably first doing fire prevention processing to king's word girder steel before cavity board member；The middle flange plate of king's font girder steel also can be by N block steel plates
Composition, the unconnected middle flange plate of N blocks is welded in the middle part of web, per short steel plate and lower flange of the block welding in the middle part of web
One piece of supporting steel plate is at least welded between plate, flange plate clearance distance is more than 1000mm among every piece, is advantageous to concrete stream
Between entering middle flange plate and bottom wing listrium, placing concrete is prevented to strengthen support cavity board member and solve king's word steel beam web plate
Fire and throughout the year maintenance；The middle flange plate of king's font girder steel also can between web middle and lower part position and bottom wing listrium more extension supportings
Plate, middle flange plate is directly substituted using supporting plate thickness surface, cavity board member is placed directly in supporting plate upper section thickness
On horizontal plane；When using flange plate among overall, in order to be advantageous between concrete pours into middle flange plate and bottom wing listrium,
Strengthen the support force and girder steel fire line to cavity board member, N number of area >=25cm is prefabricated with middle flange plate2Hole, its
Hole is close to king's word steel beam web plate；Outer rim between middle flange plate and bottom wing listrium, is blocked with building template, when preventing cast
Concrete external leakage；For enhancing structure globality again, in king's font steel beam web plate and the phase on middle flange plate
On king's word steel beam web plate of adjacent two pieces of cavity plate member junctions, there is diameter ＞ 50mm preformed hole；It is easy to adjacent two pieces of cavitys
The raised engagement of the L shape concrete of board member forms girt strip groove, sets elongated reinforcing bar to pass through web by preformed hole in girt strip groove,
Form michinaga rib steel bar stress, after cavity board member longitudinal rib beam and girt strip channel-section steel muscle are melted newly to produce elongated combination rib when pouring
Beam, the cavity board member of freely-supported is set to be changed into the continuous floor of stress；King's font girder steel middle flange plate and bottom wing listrium it
Between be welded with N block supporting steel plates, be prevent on middle flange plate assemble cavity plate structure when because carry modification, can also weld class formula branch more
Fagging, using the horizontal plane of supporting plate upper section, directly it is equal to middle flange plate to carry cavity board member.In longitudinal rib joist steel
In the grid that muscle, cross rib beam steel are formed, steel mesh with ribbing is disposed to engrave or prefabricated hollow or plastics cavity or foam cement block or bubble
The cavity body of foam block, in order to mitigate the multifunctional applications such as cavity plate member dead weight, fire prevention, preferred plan is to use steel mesh with ribbing
Engrave, steel mesh with ribbing is engraved on same sheet metal, by punching sheet metal, is punched into network interface and machinery rib, formation steel mesh with ribbing
Engrave or steel fish scale net with ribbing is engraved；Cavity board member is in the presence of mould, by cavity board member while pouring into a mould concrete
It is interconnected between cavity, forms cavity board member air delivery duct or the dark air channel of fire-fighting；In order to reduce resistance during fire-fighting smoke controlling,
In steel mesh with ribbing is engraved or steel fishnet with ribbing is engraved, interior air channel is set up, it is most preferably to form air channel in Jiong shape to set up interior air channel；It will build
Build between superstructure cavity board member and cavity board member, because the bottom surface of longitudinal girt strip concrete has L shape concrete raised
The combination girt strip of formation, top flange plate, the reserved steel bar of cross rib reinforcing bar and cavity board member of connection carry out overall binding, after pour
Concrete mainly solves the globality of structure and cavity board member joint close cracking；Cavity is reserved in gate beam bar connecting mouth
The local bottom surface at board member gate beam reinforcing steel bars exposed end, small formwork is hung on cross rib beam steel with iron wire, blocks gate beam
Bar connecting mouth；When making cavity board member, the bottom surface of two longitudinal girt strip concrete edges of cavity board member has L shape
Concrete is raised, and two ends reinforcing bar also can be built-in, built-in reinforcing bar position reserved steel bar connection aperture, is easy to built in silk
Reinforcing bar mechanically connects or is connected or welded with slip casting without the built-in reinforcing bar of silk；Constructed in order to facilitate cavity board member, cavity
Concrete is set to flow into the passage of flange plate reserving hole among king's word steel, cavity board member both ends on the termination cross rib of board member
Partial Height concrete is only poured on head cross rib and the cavity board member longitudinal rib beam side being connected with girder steel；, will when making cavity board member
The corresponding space in recessed of junction of flange plate among cavity board member two ends and king's word steel, keep flange plate among king's word steel
Lower surface is with cavity board member lower flange plate surface in approximately the same plane.Cavity board member joint close and not elongated, it is reserved horizontal stroke
Girt strip bar connecting mouth, in rear pouring concrete the same period reserved stress gate beam bar connecting mouth is poured closely knit；Joint close interrupts
And not elongated, the depth ＜ 50mm of cavity board member joint close；Cavity board member gate beam reinforcing bar is typically taken into welding, machinery
Connection and slip casting connected mode are attached, and form regeneration gate beam；, also can be in cavity in order to reduce the connection of regeneration gate beam
Preset elongated deformed bar or prestress steel twist cord hole deferent in board member girt strip, during assembled in situ, sealed in the pipe of duct
Deformed bar, post stretching is taken to apply prestressing force；After the completion of said process, then by king's word steel web space, longitudinal combination
Girt strip, regeneration gate beam, floor top flange or net steel column cast concrete, build up a kind of required assembling type steel structure longitudinal direction
Combine rib floor；Ponding during in order to prevent cavity board member during transport or installation because raining or constructing, in cavity board member
Prefabricated N number of diameter is more than 4mm hole, temporary drainage in bottom wing listrium；The wall of building enclosure, using band self-heat conserving, cracking resistance
Seam, anti-aging, antiseep, the wallboard of easy decorative cover.
Brief description of the drawings
Fig. 1 is a kind of assembled architecture floor construction embodiment of steel reinforced concrete combination of the present invention.
Fig. 2 is cavity plate Component composition girt strip explosion views of the present invention.
Fig. 3 is a kind of assembled architecture floor construction plan view of steel reinforced concrete combination of the present invention.
A is that cavity board member partial regeneration girt strip reinforcing bar of the present invention dissects enlarged drawing in Fig. 3.
B is that cavity board member partial regeneration girt strip reinforcing bar of the present invention dissects enlarged drawing in Fig. 3.
C is cavity board member part rib beam steel middle and upper part reinforcing bar explosion views of the present invention in Fig. 3.
Fig. 4 is king's shaped girder steel structure front elevation of the present invention.
Fig. 5 is king's shaped girder steel facing structure figure of the present invention.
Fig. 6 is king's shaped girder steel cross section structure figure of the present invention.
Fig. 7 is cavity board member visual structure diagram of the present invention.
Fig. 8 is cavity board member vertical section structure figure of the present invention.
Fig. 9 is cavity plate member cross-sections structure chart of the present invention.
Embodiment
The present invention is further described below in conjunction with the accompanying drawings.
Fig. 1 is a kind of assembled architecture floor construction embodiment of steel reinforced concrete combination of the present invention, when the present invention is implemented, by work
Steel column 1 that factory makes, king's font girder steel 2, cavity board member 3 transport to job site respectively；Installed on Foundation pier
Steel column 1 and king's shaped girder steel 2, the Side fascia of building enclosure can be bumped into H profile steel post simultaneously；Handling cavity board member
3 are assemblied in the top flange plate 22 of king's font girder steel 2, between middle flange plate 23, between bottom wing listrium 24 and middle flange plate 23
Support is set；The raised engagement of L shape concrete 32 of adjacent two pieces of cavity board members 3 forms girt strip groove 33, is set in girt strip groove 33
Put elongated reinforcing bar to pass through by the preformed hole 21 of web 25, form michinaga rib steel bar stress, form combination girt strip reinforcing bar；Cavity plate structure
Part 3 is transported in installation process with the main stress of longitudinal rib beam 35；Cross rib beam steel is coupled in girt strip groove 33, forms bidirectional stress
The beams of concrete of regeneration cross rib reinforcing bar 34 and joint close.
Fig. 2 is cavity plate Component composition girt strip explosion views of the present invention, and adjacent two pieces of cavity board members 3 assembling is placed on king's word
On the middle flange plate 23 of section steel beam, supported between middle flange plate 23 and bottom wing listrium 24 with supporting plate 26, king's font girder steel
Middle flange plate also can between web middle and lower part position and bottom wing listrium more extension supporting plates, it is straight using supporting plate thickness surface
Take over for middle flange plate, cavity board member is placed directly on the horizontal plane of support plate thickness；The L-shaped of cavity board member side rib 34
The raised engagement of shape concrete 32 forms combination girt strip groove 33, sets elongated reinforcing bar to pass through abdomen by preformed hole in combination girt strip groove 33
Plate pre-manufactured hole 21, form elongated stress with the reinforcing bar on the top flange plate 22 by king's shaped girder steel and combine girt strip reinforcing bar 35, and
With the colligation of hoop reinforcing steel bar 36, the raised engagement of the L shape concrete 32 of the side rib 34 of cavity board member 3 is formed to the combination in girt strip groove 33
Girt strip reinforcing bar 35, cavity board member joint close 6, king's shaped girder steel, the top flange 7 of assembled architecture floor, pour coagulation after
Soil realizes combination girt strip；The L shape concrete 32 that the side rib 34 of cavity board member 3 is damaged during in order to prevent from transporting and lift is raised
Position, small reinforcing bar can will be placed in the boss of L shape concrete 32 or the boss of concrete 32 is prefabricated into inclined-plane.
Fig. 3 is a kind of assembled architecture floor construction plan view of steel reinforced concrete combination of the present invention, in steel column and king's font
In the framework that girder steel 2 combines, three pieces of cavity board members 3 are placed on the middle flange plate of king's shaped girder steel, A and B gate beams
The regeneration gate beam lower rebar of junction is connected by modes such as welding, machinery, slip castings, C regeneration gate beam upper reinforcements
Girt strip groove 33 is formed with the raised engagement of the L shape concrete 32 of across the cavity board member side rib 34 of bar dowel, connects adjacent two pieces of skies
The upper reinforcement of cavity plate component cross rib beam steel, form regeneration gate beam upper reinforcement 31；During according to prestressing force, in cavity plate
Apply stress reinforcing bar in preset elongated deformed bar or prestress steel twist the cord hole deferent reserved in component girt strip；In order to reduce
Connection amount when cavity board member assembles, is most preferably by the upper reinforcement of girt strip reinforcing bar in length and breadth, with across the king shaped girder steel 2 of bar dowel
By the adjacent beam on alternate frames bar connecting of cavity board member, the cavity board member of freely-supported is changed into continuous slab band, realize structure by
The globality of power.
A is that cavity board member partial regeneration girt strip reinforcing bar of the present invention dissects enlarged drawing in Fig. 3, is the whole of reinforcement structure stress
Crack between body and fundamentally two pieces of cavity board members of solution, the L shape concrete projection of cavity board member side rib connect
Close and form girt strip groove, elongated stress combination girt strip reinforcing bar 32, welding cross rib fine strain of millet lower rebar and overlap joint cross rib are set in girt strip groove
Fine strain of millet upper reinforcement 31, form regeneration cross rib beam steel.
B is that cavity board member partial regeneration girt strip reinforcing bar of the present invention dissects enlarged drawing in Fig. 3, in order to solve cavity board member
Between connection, in reserved deformed bar duct, apply deformed bar 34.
C is cavity board member part rib beam steel middle and upper part reinforcing bar explosion views of the present invention in Fig. 3, in length and breadth the upper steel of girt strip
Muscle 32, the top of the girt strip reinforcing bar of adjacent two pieces of cavity board members 3 is connected by the upper surface of king's shaped girder steel top flange plate 22
Reinforcing bar, the lower rebar 33 of girt strip is on Wang Zigang middle flange plate in length and breadth.
Fig. 4 is king's shaped girder steel structure front elevation of the present invention, the structure type of king's font girder steel be the width of flange plate not
Equivalent, top flange plate 22 is most narrow in addition to structure stress effect is met, is to be assembled to position for the ease of cavity board member to reserve enough
Installing space；It is to have enough composition surfaces for support cavity board member both ends that middle flange plate 23 is most wide；Bottom wing listrium 24 is main
It is structure stress；Web 25 is most preferably concrete parcel, solves fire prevention and get rusty to cause to safeguard throughout the year；It is pre- in middle flange plate 23
Stay the hole 231 of N number of concrete perfusion；Between middle flange plate 23 and bottom wing listrium 24 and web 25, welded with supporting plate 26,
Strengthen the compression capability of supporting plate.
Fig. 5 is king's shaped girder steel facing structure figure of the present invention, the top flange plate 22 of king's shaped girder steel facing structure figure, bottom wing
Listrium 24, the insertion duct 21 of the combination elongated reinforcing bar of girt strip is set in web 25, realizes superstructure Simply supported non-uniform strip；It is middle
Flange plate 23 has whole plate and intercostal plate 26, can also use more extension supporting plates 26, in being substituted using the top section 231 of supporting plate 26
Between flange plate.
Fig. 6 is king's shaped girder steel cross section structure figure of the present invention, and king's shaped girder steel cross section structure figure is in web and bottom wing listrium
Between, more extension supporting plates 261, middle flange plate is substituted with supporting plate section 231.
Fig. 7 is cavity board member visual structure diagram of the present invention, and cavity board member is by main longitudinal rib beam steel 328, side longitudinal rib beam
Reinforcing bar 323；Termination cross rib beam steel 327, regeneration cross rib beam steel 324, steel mesh with ribbing engraves 326, and 326 reinforcing bars are engraved in steel mesh with ribbing
In framework, concrete 325 is poured into a mould, forms armored concrete cavity board member；Produced to combine girt strip, in cavity board member
Below longitudinal rib side, L shape concrete projection 321 is set.
Fig. 8 is cavity board member vertical section structure figure of the present invention, and cavity board member vertical section structure figure is in order to injection
Concrete into web sets flow channel 311, built-in rib reinforcement connection space and compressor wire preformed hole 341；Cavity
The steel mesh with ribbing of board member into cavity engraves 37；Under mould action, concrete is poured into a mould in rib, seepage flow engraves 37 to steel mesh with ribbing
Concrete mortar engraves that 37 bottoms are compound with steel mesh with ribbing, forms the floor top surface 39 of cavity board member.
Fig. 9 is cavity plate member cross-sections structure chart of the present invention, and cavity plate member cross-sections structure chart termination end is poured completely mixed
Solidifying soil forms headspace 311, is to set flow channel 311 to the concrete being injected into web, built-in rib reinforcement connects
The concrete projection 321 of the L shape engagement composition girt strip groove of space 329 and cavity board member side rib is connect, is taken when using solar energy
With the assembled cavity plate element tunnel aperture 411 that short tube tie-beam is adjacent when heating function or fire-fighting smoke controlling function, as disappearing
Anti- smoke controlling pipeline or solar energy air supply duct are used, and realize cavity floor multifunctional application.
Finally it should be noted that:The above embodiments are merely illustrative of the technical scheme of the present invention and are not intended to be limiting thereof, to the greatest extent
The present invention is described in detail with reference to above-described embodiment for pipe, it should be understood by a person of ordinary skill in the art that still
The embodiment of the present invention can be modified or equivalent substitution, and end departs from any of spirit and scope of the invention
Modification or equivalent substitution, it all should cover among scope of the presently claimed invention.
Claims (10)
1. a kind of assembling type steel structure longitudinal combination rib floor, include steel column, king's font girder steel, cavity board member, joint close；
It is characterized in that king's font girder steel is made up of top flange plate, middle flange plate or supporting plate, bottom wing listrium, web；The king
The width of Zee bar steel Z beam flange plate is not equivalent；Longitudinal combination rib reinforcement passage is reserved in the web；The cavity board member by
Reinforced concrete longitudinal rib beam, reinforced concrete gate beam, steel mesh with ribbing are engraved, the mortar bottom wing of concrete containing wire netting listrium is formed；The cavity plate structure
In longitudinal girt strip concrete on part both sides, the bottom surface of a minimum of one side longitudinal direction girt strip concrete has L shape concrete projection, phase
The L shape concrete combination of protrusions of adjacent two pieces of cavity board members is into longitudinal combination rib reinforcement groove；The cavity board member is arranged on
On the middle flange plate of king's font girder steel or the horizontal plane of supporting plate upper section；The cavity board member joint close is in longitudinal combination
The lower edge of rib；The cavity board member two ends cross reinforcement concrete girt strip is highly less than other cross reinforcement concrete girt strips.
A kind of 2. assembling type steel structure longitudinal combination rib floor as claimed in claim 1, it is characterised in that the steel column by
Concrete or foam cement thing parcel；There is enhancement steel mesh body on the foam cement beyond the region of objective existence edge.
A kind of 3. assembling type steel structure longitudinal combination rib floor as claimed in claim 1, it is characterised in that king's Zee bar steel Z
The width of the flange plate of beam is not equivalent, and top flange plate is most narrow, and middle flange plate is most wide.
A kind of 4. assembling type steel structure longitudinal combination rib floor as claimed in claim 1, it is characterised in that king's Zee bar steel Z
The web of beam is with the web of adjacent two pieces of cavity plate member junctions on middle flange plate, being reserved with diameter ＞
40mm hole.
A kind of 5. assembling type steel structure longitudinal combination rib floor as claimed in claim 1, it is characterised in that king's Zee bar steel Z
Beam forms the middle edge of a wing by N block steel plates, and unconnected and web welds between N block steel plates；Every block of steel plate and bottom wing listrium
Between be at least welded with one piece of supporting steel plate.
A kind of 6. assembling type steel structure longitudinal combination rib floor as claimed in claim 1, it is characterised in that king's Zee bar steel Z
N block supporting steel plates are welded between the web and bottom wing listrium of beam；The upper section of the N blocks supporting steel plate forms the middle edge of a wing
Plate.
A kind of 7. assembling type steel structure longitudinal combination rib floor as claimed in claim 1, it is characterised in that the cavity plate structure
Part two ends cross reinforcement concrete girt strip is highly less than other cross reinforcement concrete girt strips；There is reserving hole in the cross reinforcement concrete girt strip.
8. a kind of assembling type steel structure longitudinal combination rib floor as claimed in claim 1, it is characterised in that described with ribbing
Steel mesh is engraved to be engraved or fish scale steel mesh with ribbing is engraved for spreading belt rib steel net；What the steel mesh with ribbing was engraved engraves as wire netting with ribbing, with ribbing
Steel mesh has cold wire drawing net supporter or foam cement block supporter in engraving.
A kind of 9. assembling type steel structure longitudinal combination rib floor as claimed in claim 1, it is characterised in that the regeneration cross rib
Beam is that the gate beam bar connecting between two pieces of cavity board members forms；The mode of the connection has welding or mechanically connects or note
Slurry connection.
A kind of 10. assembling type steel structure longitudinal combination rib floor as claimed in claim 1, it is characterised in that the cavity plate structure
It is mutually communicated between the cavity of part, forms dark air channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710954456.5A CN107882239A (en) | 2017-10-13 | 2017-10-13 | A kind of assembling type steel structure longitudinal combination rib floor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710954456.5A CN107882239A (en) | 2017-10-13 | 2017-10-13 | A kind of assembling type steel structure longitudinal combination rib floor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107882239A true CN107882239A (en) | 2018-04-06 |
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ID=61781368
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710954456.5A Pending CN107882239A (en) | 2017-10-13 | 2017-10-13 | A kind of assembling type steel structure longitudinal combination rib floor |
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| CN (1) | CN107882239A (en) |
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| CN106351375A (en) * | 2016-10-21 | 2017-01-25 | 王本淼 | Stress island assembled type hollow floor |
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| US3918222A (en) * | 1974-06-03 | 1975-11-11 | Bahram Bahramian | Prefabricated modular flooring and roofing system |
| CN201206328Y (en) * | 2008-05-28 | 2009-03-11 | 霍起家 | Preform formwork of cast-in-place concrete rib floor |
| CN202194059U (en) * | 2011-05-25 | 2012-04-18 | 龚友平 | Prestress steel bar concrete tight rib hollow lamination box beam |
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Application publication date: 20180406 |