CN206110473U - Atress island cavity is assembled cavity board for superstructure - Google Patents

Abstract

The utility model provides an atress island cavity is assembled cavity board for superstructure, this assembled cavity board is the precast concrete member, contains vertical ribbed and the horizontal short ribbed end that constitutes two -way atress and exposes stirrup part that device, cavity become hole component, bottom wing listrium, ribbed or ribbed and expose and reserve the angle with the atress island, expose at the vertical ribbed both ends of characterized by assembled cavity board, the device is exposed to transversely short ribbed end, and the interim end head position who wraps up horizontal short ribbed puts by the easy light material that decreases, forms assembled cavity board horizontal rib local dent, five faces of cavity one -tenth hole component are in the cavity board, and its upper surface exposes, in the bottom wing listrium, compound have the cavity to become hole component bottom surface or the anti steel mesh that splits, the atress island is reserved the angle and is reserved when contact stud's assembled cavity board preparation > 0.18mm2's atress island space deposit concrete not.

Description

A kind of stress island cavity building roof assembled cavity plate

Technical field

This utility model is related to a kind of assembled architecture systems technology, and in particular to a kind of stress island cavity building roof is assembled Formula cavity plate technique.

Background technology

Concrete prefabricated board member production department of China's eighties in 20th century in the great development stage, due to concrete prefabricated board structure The reason for globality of part is bad, is prohibited from using；Country during dwelling construction carries out floor and adopts large panel structure, shows Pouring concrete structure, cast-in-place concrete hollow floor slab structure, cast-in-place concrete frame structure, cast-in-place concrete frame-shear wall knot Structure etc.；With Process of Housing Industrialization, a few days ago, steel-mixed combinative structure and steel-mixed combination cavity building roof structural system are got back Develop rapidly, China's precast assemble floor ground zero, using longitudinal superimposed sheet, that is, assembled is overlapped again above beam Big plate.

Such as the ZL200410082381.9 " a kind of hollow floor slab with small dense ribs " that inventor declares, hollow filling body is embedded in little close " T fonts " stress cross-section hollow layer is formed in rib superstructure, the little ribbed cavity superstructure top board in " T fonts " stress section is solved smooth With large span, large space, big load problem.But the generation hollow filling body setting and hardening time is long, mould utilization factor is low, empty The big matter weight of heart filling body density, the defect such as production and transport inconvenience and obturator globality poor cracky.

In order to advance China's housing industrialization development, a kind of ZL200820126232.1 " cast-in-place shaped steel of inventor's application Concrete cavity building roof " and ZL200910143977.8 " a kind of cast-in-place open web superstructure building heating of utilization solar energy " and ZL201110332999.6 " a kind of employing foam composition obturator make hollow floor system " assembled formed steel construction with it is cast-in-place Armored concrete cavity building roof is organically combined, and is solved the fire prevention of assembled formed steel construction, is got rusty, quality, shearing resistance, throughout the year ties up The problem of the aspects such as shield, cost and inexhaustible solar energy is converted into hot blast can warm oneself and utilize foam plastic Material, had both solved the technical barrier of non-core-drawing pore-creating, played sound-insulating and heat-insulating insulation again；These inventions, although being China Process of Housing Industrialization has tamped basis, but entirely cast-in-site, poor controllability, implement technical strong, be difficult to be formed Industrialized production.

To realize industrialized production, inventor applies for that ZL201320467350.X " use by a kind of cast-in-situ hollow building roof pore-forming again The netted box component of combination type " and ZL201520186565.2 " a kind of that cast-in-place cavity building roof is engraved with steel mesh with ribbing ", to existing Pouring hollow building cover technology carries out General Promotion, realizes transition and upgrade, updates and significantly reduce the deadweight of cavity building roof, Self-heat preservation heat insulation performance is added, safety of structure is strong, realizes superstructure large span, large space, big load；Though solve pore-forming The problem of component industrialized production, needs big building template and steel pipe column to support, there is molding time length and affect construction speed Defect；But, the continuous lifting of above cast-in-situ hollow building roof background technology is assembled architecture large span, the water without bright beam Flat structure has established the basis of hard stone.

Country pushes away by force assembled architecture at present, promotes building science and technology progress；No matter from the connotation and extension built How to extend and update, it is all relevant with architectural structure system；Using multi-functional, economy, scientific and technological content, energy-conserving and environment-protective and market Demand is big, safety coefficient is high, meets the architectural structure system of national industrial policies and industrial development direction again.Therefore, inventor On the basis of existing background technology of controlling oneself, cast-in-situ hollow building roof technology is applied in assembled architecture, forms new pre- Assembling frame structural system processed；By cast-in-place cavity building roof Technology Difficulties problem factory industry neutralizing determine, shape, lattice of establishing rules, Fixed to assemble position, quantitatively produce prefabricated member, structure is integrally forced through the mode of cast-in-place concrete and processes, industrialization Produce prefabricated assembled Cavity structural member to combine with cast-in-site rc-frame-beam post.Research and develop a kind of stress island Cavity building roof assembled cavity plate, solves the problems, such as the bidirectional stress of existing one-way slabss, while solving existing longitudinal superimposed sheet, folds Conjunction is formed with the assembled architecture of bright beam above beam, the vertical superimposed relationship of beam and assembled superimposed sheet, be changed into by Assembled superimposed sheet is superimposed on beam horizontal direction, is the great breakthrough for realizing assembling frame structural system new technique, Become the urgent need of assembled architecture technical field innovation.

Utility model content

The purpose of this utility model is the advantage for playing prior art, overcomes the shortcoming of prior art；Specifically " coagulation Problem between native prefabricated components " and " building cast-in-situ technology ", the former is globality poor, and the latter is controllable not strong；Industrial metaplasia Produce prefabricated assembled cavity board member to combine with cast-in-site reinforced concrete beam column, efficiently solve " concrete The globality of prefabricated components technology ", the controllability of " building cast-in-situ technology " fundamentally improve the overall security of building, promote Enter building science and technology progress；The formation of regeneration beam, is the key for realizing bidirectional stress；In order to optimize structure, stress is employed Island principle, according to finite element structural analysis, how to form stress island is crucial again；Using armored concrete girt strip and into pole The assembled cavity board member constituted with book bottom wing listrium, greatly alleviates assembled cavity board member, is to realize greatly Span has no bright beam building and lays a good foundation；A kind of stress island cavity building roof assembled cavity plate is constituted, is saved shared by bright beam The benefit that floor height space produces, reaches optimization available frame structure technology system；Overcome prior art a series of defects.

The technical solution of the utility model is as follows, a kind of stress island cavity building roof assembled cavity plate, and the assembled is empty Cavity plate is concrete prefabricated element, the horizontal short rib termination exposing device comprising longitudinal rib and composition bidirectional stress, cavity Expose and the reserved angle in stress island stirrup local into pole, bottom wing listrium, rib or rib；It is characterized in that assembled cavity plate Expose at longitudinal rib two ends；The laterally short rib termination exposing device, wraps up laterally short rib temporarily by the light material of rapid wear The tip position of muscle, forms assembled cavity plate cross rib local dent；The cavity into five faces of pole in cavity plate, It is surface exposed thereon；In the bottom wing listrium, cavity is compounded with into pole bottom surface or cracking resistance steel mesh；Reserve angle in the stress island It is the reserved ＞ 0.18mm when the assembled cavity plate of contact stud makes²Stress island space do not pour into a mould concrete.

Another kind of preferred version, polyphenyl block or foam cement block of the laterally short rib termination exposing device using rapid wear Or areola component.

Another kind of preferred version, the assembled cavity plate basal surface at the horizontal rib end head position local dent are preset Steel mesh piece.

Another kind of preferred version, the horizontal bar dowel adopt truss-like girt strip；End bar end under the truss-like rib Head exposes；On the truss-like rib, end bar directly exposes, the exposed height ＞ 10mm of end bar on its truss-like girt strip.

Another kind of preferred version, per bar, horizontal rib is in line two pieces of adjacent assembled cavity plates.

Another kind of preferred version, the longitudinal base angle chamfered edge of described assembled cavity plate is into inclined-plane or arc.

Another kind of preferred version, described assembled cavity plate two ends are downwardly toward tilted.

Another kind of preferred version, is provided with solar powered ventilation system and fire-fighting row in the assembled cavity board member The default air supply duct of cigarette system.

Cavity building roof assembled cavity plate in a kind of stress island of the present utility model, mainly industrialized production prefabrication and assembly construction Formula cavity plate component technology and assembled in situ formula global formation bidirectional stress floor technology.

Assembled cavity plate element precast technology, is the decomposition architectural design drawing on the basis of by architectural design drawing, For the function and physical dimension of cavity building roof, assembling form is quantified, on the premise of principal mode specification is met, drawing point , into N number of assembled cavity board member, factory is by the paper organization production being decomposed for solution；Production assembled cavity plate building course is such as Under: one. get the raw materials ready, mainly engrave including reinforcing bar, cement, sandstone, mould, steel mesh with ribbing, cement foamed device and material, plant equipment Deng；

Two. important document is made, 1. by the drawing making colligation rib reinforcement or machinery production girder truss being decomposed；2. assemble with ribbing Steel mesh is engraved, and special mechanical equipment is made ribbed steel dictyosome and reinforcing bar dictyosome；The net of engraving of ribbed steel dictyosome is suppressed into bending Trace, engrave end net vertical direction upper and lower ends mouth pack after steel plate molding edge, supporting network are packed respectively by engrave net, supporting network, The usage ratio for engraving end net is transported to composing room；Opening engraves net, from bending at the bending trace of compacting, will engrave end net molding edge and put Enter to engrave in the V-arrangement rib of network edge, " Jiong shape " supporting network is placed in equivalent expanded metal lath thread, will engrave net two ends split and be welded Connect and make steel mesh with ribbing and engrave；Steel mesh is engraved point punching expanding and is punched into cellular type, and both main identical points are that have rib and punching With other common ground, difference is that material width and mesh are different；3. intercostal through tube (need using solar heating or During fire-fighting fire-proof smokejack) enable；4. longitudinal rib beam steel is set and exposes outlet mold end；5. assembled cavity plate member openings are basic Mould；6. the assembled cavity board member Liu Kou or inclined-plane add module in vertical formwork is formed；7. assembled cavity plate two ends to It is lower towards tilted, strengthen the engagement between girder and assembled cavity board member.

Three. the making of assembled cavity board member, the bed die system of assembled cavity plate frame rail is gone to into die-filling car Between and rib reinforcement and obturator workshop, shuttering is equipped with bed die, needed for being formed, the opening basis of specifications and models is framed, in opening The framed interior placement girt strip reinforcing bar in basis, steel mesh with ribbing are engraved, straight through tube etc. between willow mouth mold, girt strip；Contact pillar position four angle Assembled cavity plate reserved ＞ 0.18mm when making²Stress island headspace do not pour into a mould concrete, its effect is " will be with receiving The stress island headspace of the reserved angle assembled cavity plate in power island concentrates on the surrounding of pillar, then with post reinforcing bar, beam steel, upper limb After the combination of listrium reinforcing bar, concrete is poured into a mould, form a kind of stress island cavity building roof assembled cavity plate ".Bed die system will be carried again System track goes to pouring hall. and computer is sent to mixing plant after matching somebody with somebody in cement, sand, stone ratio automatically and adds water and stirs into concrete, its The slump is controlled within 200mm；Vibration on Start-up platform, pours into a mould the concrete of assembled cavity board member, shakes device to dress with flat board Shake with formula cavity plate component surface；The bed die system of track is gone to into steam curing system again； The bed die system of track is gone to into finished product station again, form removal obtains required assembled cavity board member；Warehouse for finished product is formulated to respectively Support eventually or stock；The bed die system of track goes to initial position, into next flow state；The bed die system of track is set, Allow for intersecting dislocation operation, improve efficiency, each workshop is connected with endless track manner, the bed die system ring rail of track Road one week, illustrates that an assembled cavity board member production is completed；Keep in balance drop around track, be to reduce track operation Resistance, zero load climb up slope, and assembled cavity board member is poured into unloading row descending from concrete；The assembled of above-mentioned flow process production Cavity board member, globality are strong, rational in infrastructure, and quality standard is high, and operation is controlled, and self-heat conserving sound insulation value is good.

Description of the drawings

Fig. 1 is a kind of stress island cavity building roof assembled cavity plate plane graph of this utility model.

Fig. 2 engraves structure chart for this utility model steel mesh with ribbing.

Girder truss embodiments of the Fig. 3 for this utility model assembled cavity board member.

Decoration joint close chamfered edge or arc schematic diagram of the Fig. 4 for this utility model assembled cavity board member.

Decoration joint close ornamental strip schematic diagrams of the Fig. 5 for this utility model assembled cavity board member.

Fig. 6 is that a kind of stress island cavity building roof assembled cavity plate regeneration beam bottom of this utility model sets steel mesh signal Figure.

Specific embodiment

This utility model is further described below in conjunction with the accompanying drawings.

Fig. 1 be a kind of stress island cavity building roof assembled cavity plate plane graph of this utility model, this utility model implement When, a kind of stress island cavity building roof includes armored concrete girt strip 5 and surface exposed reinforcing bar and pore-forming structure with assembled cavity plate Part 12 and bottom wing listrium 17；Its physical dimension be according to architectural design drawing Secondary Design decompose depending on, according to decompose standard component Or the tissue production of profiled piece quantity；Laterally short rib termination exposing device, wraps up laterally short rib temporarily by the light material of rapid wear The tip position of muscle, forms assembled cavity plate cross rib local dent, and the function of the light material of rapid wear is cast cavity plate When occupy the space of concrete, form cross rib local dent, remove the light material of rapid wear, expose rib, beneficial to regeneration rib The formation of beam；The default steel mesh piece of assembled cavity plate basal surface at horizontal rib end head position local dent, prevents depression Spillage during place's cast concrete；Longitudinal rib muscle and horizontal bar dowel preferably adopt truss-like girt strip 11；End bar end under truss-like rib Head exposes；On truss-like rib, end bar directly exposes, the exposed height ＞ 10mm of end bar on its truss-like girt strip, on girt strip It is provided with U-shaped suspension ring；Cavity is to engrave case 71 using steel mesh with ribbing into 7 preferred plan of pole, and it is general six that steel mesh with ribbing engraves case Face, only one of which top surface are exposed；The bottom surface that steel mesh with ribbing engraves case 71 is compounded with bottom wing listrium 17, is built up with anti-cracking function Superstructure top board；The assembled cavity plate at contact four angles in pillar position reserved ＞ 0.18mm when making²Stress island headspace Concrete is not poured into a mould, its effect is " the stress island headspace with the reserved angle assembled cavity plate in stress island to be concentrated on pillar Surrounding, then after combining with post reinforcing bar, beam steel, 8 reinforcing bar of top flange plate, pour into a mould concrete, form a kind of stress island cavity building Lid uses assembled cavity plate "；Used in assembled cavity plate in same post net, per bar, horizontal rib should be in line, and be conducive to two pieces Regeneration girt strip 6 is re-formed after adjacent assembled cavity plate split；Seam can be produced after two pieces of adjacent assembled cavity plate splits, but The seam is sewn in cavity building roof unlike the prior art, and seam only has a part for superstructure thickness, and all force parts are as above Flange plate, regeneration girt strip 6 are all closely knit, in order to producing when decorating cavity building roof because of assembled cavity plate split and affect building The longitudinal slot 9 of lid, by assembled cavity plate base angle artificial chamfered edge into inclined-plane or arc 13, forms an artificial moulding recessed Groove, realizes structure flaw with building decoration to cover；Assembled cavity plate two ends increase downwardly toward tilted, mainly girder with The stress surface at assembled cavity plate two ends, also improves active force of the girder to assembled cavity plate two ends, weldering downwardly toward tilted Assembled cavity plate two ends exposed steel bar is connect, elongated continuous slab band is formed；It is provided with too in assembled cavity board member The default air supply duct of positive energy ventilating system and fire-fighting smoke exhaust system, is that through tube is arranged in girt strip, assembled cavity plate structure Part insertion, then through tube is set in girder, through tube is set in connecting adjacent assembled cavity board member, as ventilation duct Road.

Fig. 2 engraves structure chart for this utility model steel mesh with ribbing, as shown in Fig. 2 will using feeding machine, bicker system, cut Cut the special mechanical equipments such as machine and make expanded metal lath and engrave 12, at the construction field (site) by bending tool, by bending shape one by one at bending trace What formula steel mesh with ribbing engraved 12 peripheries engraves host's body；Factory engraves end 121 expanded metal lath of net according to needed for the height cutting that steel mesh with ribbing is engraved Body length, engraves end net 121 and cuts out sheet metal two panels bound edge use per part, and two panels sheet metal leaf length≤steel mesh with ribbing engraves 12 width, Sheet metal piece is pressed into into V-shape with special equipment, parcel passes through stamping machine by V-shape sheet metal after engraving the two ends for holding net 121 Piece is wrapped in be engraved end net two-port and flattens, and both shaping has protected to engrave and holds net two-port, and has played suppression to the distortion that steel mesh with ribbing is engraved Make and use, steel mesh with ribbing is engraved.

Girder truss embodiments of the Fig. 3 for this utility model assembled cavity board member, the present embodiment adopt truss-like girt strip 11 is, in order to increase structural strength and be conducive to industrialized production, mainly to consider the built-in or outer of transverse truss formula girt strip 11 Dew, it is intended that be conducive to adjacent transverse truss-like girt strip 11 connects into regeneration beam 6.

Chamfered edge or arc schematic diagram of the Fig. 4 for this utility model assembled cavity board member, assembled cavity board member connect It 9 is structure problem to close, because 11 stress area of frame girt strip of the engagement 9 connects regeneration beam 6 and the cast of 10 position of built-in is mixed Solidifying soil is solved, by the measure for taking chamfered edge or arc, artificial formation decoration gap 9.

Decoration joint close ornamental strip schematic diagrams of the Fig. 5 for this utility model assembled cavity board member, assembled cavity plate Component engagement 9 is structure problem, because 11 stress area of frame girt strip of the decoration joint close 9 connects regeneration beam 6 and built-in 10 Position cast concrete is solved, and by applying decoration joint close ornamental strip, artificial decorates gap 9 by ornamental strip.

Fig. 6 is that a kind of stress island cavity building roof assembled cavity plate regeneration beam bottom of this utility model sets steel mesh signal Figure, will form regeneration beam, guarantee reinforcing steel bars exposed by arranging built-in 10, although having exposed reinforcing bar after removing device, Cavity is left, must be descended Lou during cast concrete, regeneration beam bottom sets not lower when steel mesh 19 stops that monolithic concrete is poured into a mould leakage.

Finally it should be noted that:Above example is only to illustrate the technical solution of the utility model rather than which is limited System, although being described in detail to this utility model with reference to above-described embodiment, those of ordinary skill in the art should Understand, still specific embodiment of the present utility model can be modified or equivalent, and end departs from this practicality newly Any modification of type spirit and scope or equivalent, which all should be covered in the middle of right of the present utility model.

Claims (8)

1. a kind of stress island cavity building roof assembled cavity plate, the assembled cavity plate is concrete prefabricated element, comprising vertical To rib with constitute the horizontal short rib termination exposing device of bidirectional stress, cavity into pole, bottom wing listrium, rib or rib Stirrup local expose and the reserved angle in stress island；It is characterized in that assembled cavity plate longitudinal direction rib two ends are exposed；It is described laterally short Rib termination exposing device, wraps up the tip position of laterally short rib temporarily by the light material of rapid wear, forms assembled cavity Plate cross rib local dent；The cavity into five faces of pole in cavity plate, it is surface exposed thereon；The bottom wing listrium In, cavity is compounded with into pole bottom surface or cracking resistance steel mesh；The reserved angle in the stress island is the assembled cavity plate in contact stud ＞ 0.18mm are reserved during making²Stress island space do not pour into a mould concrete.

2. a kind of stress island cavity building roof assembled cavity plate as claimed in claim 1, it is characterised in that described laterally short Polyphenyl block or foam cement block or areola component of the rib termination exposing device using rapid wear.

3. a kind of stress island cavity building roof assembled cavity plate as claimed in claim 1, the horizontal rib end head position The default steel mesh piece of assembled cavity plate basal surface at local dent.

4. a kind of stress island cavity building roof assembled cavity plate as claimed in claim 1, it is characterised in that described laterally short Reinforcing bar adopts truss-like girt strip；The truss-like rib lower end steel bar end exposes；On the truss-like rib, end bar is direct Expose, the exposed height ＞ 10mm of end bar on its truss-like girt strip.

5. a kind of stress island cavity building roof assembled cavity plate as claimed in claim 1, it is characterised in that two pieces of phases Per bar, horizontal rib is in line adjacent assembled cavity plate.

6. a kind of stress island cavity building roof assembled cavity plate as claimed in claim 1, it is characterised in that described assembling The base angle chamfered edge of formula cavity plate longitudinal direction is into inclined-plane or arc.

7. a kind of stress island cavity building roof assembled cavity plate as claimed in claim 1, it is characterised in that described assembling Formula cavity plate two ends are downwardly toward tilted.

8. a kind of stress island cavity building roof assembled cavity plate as claimed in claim 1, it is characterised in that the assembled The default air supply duct of solar powered ventilation system and fire-fighting smoke exhaust system is provided with cavity board member.