CN107630520A - A kind of assembled architecture cavity board member - Google Patents

Abstract

The present invention provides a kind of assembled architecture cavity board member, the cavity board member steely muscle concrete gate beam, reinforced concrete longitudinal rib beam, cavity body, concrete mortar bottom wing listrium, suspension ring, prefabricated leak；The cavity board member two ends reinforced concrete gate beam undercut；The reinforced concrete longitudinal rib beam uses steel bar girder；The bottom surface on the reinforced concrete longitudinal rib beam side has L shape concrete raised；The cavity body is engraved containing steel mesh with ribbing or prefabricated hollow or plastics cavity or foam cement block or foam block；The net of steel containing cracking resistance in the concrete mortar bottom wing listrium, thickness of slab ＜ 25mm；The reinforced concrete gate beam upper surface is provided with suspension ring or stirrup or truss bars is exposed；In each girt strip grid in length and breadth of the concrete mortar bottom wing listrium, at least one prefabricated leak；It is more than the cavity board member monomer surface product 15 ㎡/part.

Description

A kind of assembled architecture cavity board member

Technical field

The present invention relates to a kind of assembled architecture systems technology, and in particular to a kind of assembled architecture cavity board member skill Art.

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 large span horizontal structure, and use Be common laminated floor slab, technology existing defects, assembled architecture cost is too high, earth-free gas, cause country promote assembled Built speed 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, " one kind is used for sky to the ZL201620410363.7 of inventor's application The prefabricated component of chamber superstructure " and ZL201620553181.5 " a kind of stress island cavity building roof prefabricated cavity member " Cast-in-place concrete hollow building roof, assembled architecture field is expanded to by creating transition, solve assembled arthitecutral structure entirety The problems such as poor, large span of property is without bright beam, component super large, component industrialization, construction quality controllability, work efficiency and environmental protection；This , although having tamped basis for China's Process of Housing Industrialization, the prefabricated assembled cavity plate structure of long strip type also be present in a little inventions The crackle in gap, bidirectional stress cavity floor transverse direction steel when the one-way of part stress, two pieces of prefabricated assembled cavity plate splits The problems such as connection space limitation of muscle.

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；Cast-in-place cavity building roof Technology Difficulties problem is solved in batch production, sizing production assembled cavity Component, steel structure member, floor construction pour top flange plate and combination girt strip or prestressed mode after being integrally forced through scene Solve, the prefabricated assembled Cavity structural member of factorial praluction is combined with steel construction and reinforced concrete frame；It is again Propulsion China housing industrialization is developed in a healthy way, and recently, inventor is participated in by Tongji University, Central South University in oneself production base Largest " steel construction cavity of the assembled large span without secondary beam that civil construction institute, national Tianjin fire research are presided over Floor full scale test ", " assembled large span is without bright joist steel tendon concrete structure full scale test ", " utilize assembled cavity floor Fire control smoke exhausting experiment " examine inventor's prior art innovative, advanced, reasonability and security；Experiment is using continuous The multispan load pressurization full scale test and Assembled Building plate ultimate load loading full scale test of strip, ultimate load load test tool Volume data is being encorbelmented 1.6m, length of side 11.6m, compression area without beam assembled experimental model span 8.4m, surrounding of being done 134.56m², use dynamic load 2KN, actual loaded load 22KN；Limit crack national standard is 1.5mm, and actual crack only has 0.5mm；It is 168mm, actural deflection 39mm by national standard calculating limit amount of deflection；Assembled architecture mixes in reinforcing bar by verification experimental verification Security of the Xtah Crude Clay structure without the structure of bright beam or steel construction without secondary beam；Single load bearing floor member is changed into double by verification experimental verification It is changed into the floor construction of continuous slab band to stress floor, by monolithic freely-supported floor member；Thoroughly solves large span floor component The problems such as bonding crack cracking, fire prevention, sound insulation, long-term maintenance, assembly technology, particularly assembled architecture cost have dropped 20%；Logical structure full scale test, further innovates for assembled architecture and has tamped practical basis；But experiment discloses assembled The distribution of building structure internal force becomes rule, and also in the case where ensuring the preceding topic of assembled arthitecutral structure safety requirements, assembled is built Build the space that technology also much optimizes.A kind of assembled architecture cavity board member is researched and developed, has become assembled architecture skill The urgent need of art field innovation.

The content of the invention

It is an object of the invention to play the advantage of innovation steel and concrete structure assembled architecture technology, lacking for prior art is overcome Point；The prefabricated assembled cavity board member of factorial praluction is poured with live steel construction and reinforced concrete frame structure after Technology combines, and improves the entirety of building structure；Mitigate cavity plate member dead weight and organically combined with prefabricated convex beam, Realize that assembled lowers without bright beam or bright beam；The bottom surface on cavity plate member reinforcing steel bar concrete longitudinal rib beam side has L shape concrete raised, fills Timing forms combination girt strip dead slot, and the connection for cross rib beam steel again provides space, and it is horizontal to add regeneration for bidirectional stress Girt strip, single load bearing is set to become bidirectional stress；Solves the reproduction of cavity board member engagement crackle again；A kind of assembled architecture cavity Board member, the weight of plate is alleviated, increase the unit area of component；The work(for substituting fire-fighting air channel has been invented in cavity board member Energy；Benefit caused by floor height space shared by existing assembled laminated floor slab is saved, reaches optimization existing structure technical system, overcomes The existing fire prevention of existing structure technology, throughout the year maintenances, quality, floor overlap a series of defects such as space-consuming floor height.

Technical scheme is as follows, a kind of assembled architecture cavity board member, the cavity board member steely muscle Concrete gate beam, reinforced concrete longitudinal rib beam, cavity body, concrete mortar bottom wing listrium, suspension ring, prefabricated leak；The cavity board member two Termination reinforced concrete gate beam undercut；The reinforced concrete longitudinal rib beam uses steel bar girder；Under the reinforced concrete longitudinal rib beam side Bottom surface has L shape concrete raised；The cavity body is engraved containing steel mesh with ribbing or prefabricated hollow or plastics cavity or foam cement block or bubble Foam block；The net of steel containing cracking resistance in the concrete mortar bottom wing listrium, thickness of slab ＜ 25mm；The reinforced concrete gate beam upper surface is provided with Suspension ring or stirrup or truss bars are exposed；In each girt strip grid in length and breadth of the concrete mortar bottom wing listrium, at least one is pre- Leak processed；It is more than the cavity board member monomer surface product 15 ㎡/part.

Steel mesh with ribbing is engraved or fish scale steel mesh with ribbing is engraved；What the steel mesh with ribbing was engraved engraves as wire netting with ribbing, steel mesh with ribbing There is cold wire drawing net supporter or foam cement stick supporter in engraving.

The steel mesh with ribbing has Jiong shape thin-walled air channel in engraving；The Jiong shape thin-walled air channel uses sheet metal.

The steel mesh with ribbing has Jiong shape thin-walled air channel in engraving；The Jiong shape thin-walled air channel uses board-like air channel；It is described board-like Air channel is that the vertical two plates of setting up in steel mesh with ribbing is engraved form air channel.

In the reinforced concrete gate beam of the cavity board member, prefabricated hole, hole diameter is more than 120mm.

It is mutually communicated between the cavity of the cavity board member, forms dark air channel.

A kind of assembled architecture cavity board member of the present invention, is that water is directed on the basis of Architectural Structure Design drawing The physical dimension of flat structure superstructure and vertical stratification wallboard, Architectural Structure Design drawing is decomposed, quantization two is carried out to assembling form Secondary design, drawing resolve into N number of steel column and girder steel and assembled cavity board member and wall body construction etc., and factory is by the drawing decomposed Tissue is produced into the prefabricated members of the specifications and models, by prefabricated member be transported to engineering construction assembled in situ and after pour and Into.

A kind of assembled architecture cavity board member of specific implementation, the requirement of cavity board member is that area is big, in light weight, full Foot construction and movement requirement, realize that building exposed height that is multi-functional, reducing precast beam strives Wu Mingliang, cavity board member is transported Free water when collecting rainwater and rear pouring concrete during defeated, storage sets interim leak discharge；Cavity board member steely muscle concrete cross rib Beam, reinforced concrete longitudinal rib beam, cavity body, concrete mortar bottom wing listrium, suspension ring, prefabricated leak composition；In order to reduce the outer of precast beam Dew height or without bright beam, cavity board member two ends reinforced concrete gate beam undercut are recessed with prefabricated convex beam sides during assembling Convex combination, realize without bright beam or reduce bright depth of beam；Reinforced concrete longitudinal rib beam uses steel bar girder；The bottom on reinforced concrete longitudinal rib beam side Face has that L shape concrete is raised, and the L shape concrete of the bottom surface on two pieces of reinforced concrete longitudinal rib beam sides convexes to form cannelure during assembling, the groove Mainly four effects, first, the cavity board member of freely-supported to be changed into the continuous slab band needed for floor；Second, to two pieces of cavity plates The cross rib bar connecting stretched of component provides space, become the one-way of cavity plate member stress into floor stress it is two-way by Power；Third, having poured into a mould a longitudinal girt strip after on two pieces of cavity board member joint closes, fundamentally solves joint close cracking Hidden danger；Fourth, longitudinal rib beam steel passes through prefabricated convex beam, while also together with the top flange plate reinforcing bar colligation of the floor, The globality of floor construction will be greatly enhanced；The L shape concrete of cavity board member bottom surface is convexed to form again longitudinal group Close girt strip, top flange plate, the cross rib reinforcing bar of connection and the reserved steel bar of cavity board member and carry out overall binding, rear pouring concrete solution The certainly globality of structure and cavity board member joint close cracking；Cavity body in cavity board member is engraved containing steel mesh with ribbing or prefabricated sky Chamber or plastics cavity or foam cement block or foam block；Most preferably it is to be engraved using steel mesh with ribbing, quality can be improved, cost is reduced, be more Application of function, particularly concrete mortar are seeped into bottom wing listrium, and engraving bottom surface with steel mesh with ribbing is fused into cracking resistance steel net body Bottom wing listrium, thickness of slab ＜ 25mm；Cavity plate member reinforcing steel bar concrete gate beam upper surface is provided with outside suspension ring or stirrup or truss bars Dew, it is the globality that structure is improved to lift and the colligation with top flange plate reinforcing bar；The cavity board member is a band bottom wing The framework of listrium, because the bottom surface on reinforced concrete longitudinal rib beam side has L shape concrete projection to stand to accumulating, typically plane is taken to deposit Put, the free water in rainwater during transport, storage and rear pouring concrete is assembled in the cavities, if interim leak discharge, bottom wing In each girt strip grid in length and breadth of listrium, at least one prefabricated leak；The cavity board member monomer produced using the technology Area can reach more than 15 ㎡/part, because component is in the case where meeting in light weight, accumulating, execution conditions, cavity board member monomer surface Product increase, it is relative to reduce node, while exempt secondary beam, floor height is saved, reduces investment.

Brief description of the drawings

Fig. 1 is the prefabricated convex beam of the present invention without bright beam floor cross section.

Fig. 2 is prefabricated post node diagram of the present invention.

Fig. 3 is cavity floor longitudinal combination girt strip explosion views of the present invention.

Fig. 4, Fig. 5, Fig. 6 are front view, stereogram and the side view of cavity board member of the present invention.

Fig. 7 is that steel mesh with ribbing engraves structure chart in cavity board member of the present invention.

Embodiment

The present invention is further described below in conjunction with the accompanying drawings.

Fig. 1 be the prefabricated convex beam of the present invention without bright beam floor cross-sectional embodiment, when the present invention is implemented, factory is made Good prefabricated convex beam 2, the bottom width of prefabricated convex beam 2 within 600mm, the height of prefabricated convex beam 2 600mm with It is interior；In order to mitigate weight, hollow beam 26 can be formed；When forming the prefabricated convex beam without bright beam floor, under cavity plate component termination Hold concave, the prefabricated bottom protrusion height of convex beam 2 is usually within 100mm, longitudinal rib beam direction stress is now ensured, by longitudinal rib Beam bottom reinforcement bars termination upwarps 100mm；The prefabricated bottom protrusion width of convex beam 2 is usually 100mm, cavity plate component termination lower end Concave size matches with beam, and bumps combine, and realize without bright beam floor；Cavity board member 3 is transported to after job site respectively, The prefabricated bottom of convex beam 2 is supported with heavy caliber support bar 24 again, between the assembly of support bar 24 and the prefabricated bottom of convex beam 2, most Handy supporting plate 23 balances；The prefabricated bottom protrusion height of convex beam 2 is usually most preferably 100mm within 200mm；Prefabricated convex beam 2 Bottom protrusion width is usually most preferably 100mm within 150mm；The prefabricated middle and upper part ledge width of convex beam 2 is usually 400mm Within, height ＞ 300mm；The extension of reinforcing bar 21 waits to go here and there prefabricated post and prefabricated post steel bar stress connection space, and prefabricated post connects The part of cap is set up in socket part position；Cavity board member 3 is placed in the both sides of the prefabricated hoop reinforcing steel bar 22 of convex beam 2；In order to hold By the partial pressure of cavity board member 3, N root hyphens reinforcing bar 25 is additionally arranged at the bottom of to strengthen in prefabricated convex beam 2, but it is pre- in order to reduce The thickness of the bottom projection of convex beam 2 processed, N root hyphen reinforcement fabrications are into two concave shape 25, by the prefabricated bottom of convex beam 2 The reinforcing bar on both sides is placed on concave shape position, and the reinforcing bar on the bottom both sides of convex beam 2 is chosen with N root hyphen reinforcing bars, in N root hyphen steel The prefabricated hoop reinforcing steel bar of convex beam 2 that muscle is fabricated to the position of two concave shape 25 is bigger than the diameter of other hoop reinforcing steel bars；It is pre- in order to mitigate The deadweight of convex beam 2 processed and solar energy, fire control smoke exhausting multipotency pipeline are realized using prefabricated convex beam 2, prefabricated convex beam 2 is formed Hollow beam 26.

Fig. 2 is prefabricated post node diagram of the present invention, the reinforcing bar 11 of the two sections prefabricated post 1 contour with floor is vertically connected, even Connect and typically use slip casting method joint 12, upper section prefabricated post reinforcing bar 11 should not be in same level with lower section prefabricated post reinforcing bar 11 every On face, joint 12 should misplace 13 connections, upper section prefabricated post reinforcing bar 11 and lower section prefabricated post reinforcing bar 11 every misplace 13 be connected after, shape Stretch to the space 14 of bar connecting into precast main beam；In order to allow the concrete of upper section prefabricated post 1 to be combined with rear pouring concrete, upper section is prefabricated The concrete of post 1 should be less than the surface of floor top flange plate rear pouring concrete.

Fig. 3 is cavity floor longitudinal combination girt strip explosion views of the present invention, is the globality of reinforcement structure stress and from basic The upper combinated seam 29 solved between two pieces of cavity board members 3 ftractures, and the bottom surface on cavity board member longitudinal rib beam side has L shape concrete convex 211, ledge width 70mm are played, raised high width is within 30mm；By the adjacent longitudinal bar concrete girt strip side of two pieces of cavity board members 3 Raised 211 splits of the L shape concrete of 27 bottom surfaces, form split notch 25 and combinated seam 29, longitudinal direction are disposed in split notch 25 Girt strip reinforcing bar 26 is combined, and longitudinal combination girt strip hole is reserved by prefabricated convex beam, forms elongated reinforcing bar；In split notch 25 Connect transverse steel and formed and regenerate horizontal girt strip；Engrave and superstructure is laid above 28 in cavity plate member upper surface and steel mesh with ribbing again Top flange plate reinforcing bar, thereafter property pour concrete again；In order to exclude open type cavity board member in time in accumulating and installation process In casual water, in the bottom wing listrium of cavity board member set row casual water N number of aperture 212.

Fig. 4, Fig. 5, Fig. 6 are front view, stereogram and the side view of cavity board member of the present invention, and cavity board member 3 is by indulging To girt strip 214, longitudinal girt strip side 27, the L shape concrete projection 211 of longitudinal edge rib, horizontal girt strip 215, the horizontal girt strip of regeneration Reinforcing bar stretching, termination transverse direction girt strip 213, steel mesh with ribbing are engraved 216, closed conduit hole 315 and formed；In crisscross girt strip grid Lay steel mesh with ribbing and engrave 216, in order to reduce fire control smoke exhausting resistance, set up in steel mesh with ribbing engraves 216 the small closed conduit of plate system with it is dark Pipe hole 315 penetrates；Surface is provided with suspension ring and rib reinforcement and reserves exposed, and concrete or mortar are prefabricated with girt strip and bottom wing listrium 314； During used in floor without bright beam, the lower end of two ends cross rib 213 concave 313 of cavity board member 3.

Fig. 7 is that steel mesh with ribbing engraves structure chart, with ribbing steel mesh of the cavity board member into cavity in cavity board member of the present invention Engrave 5 and body 54 is engraved by steel mesh body with ribbing, built-in bar-mat reinforcement supporter net 53, plug 57 and impression corner 56 are formed；In order to reduce Engraved as exhaust resistance during fire control smoke exhausting pipeline in steel mesh with ribbing in 5 in the space 55 that steel mesh with ribbing is engraved into structure whole cavity Jiong shape sheet-metal duct 52 is put again, allows the wind with smog directly to engrave to put again in 5 in Jiong shape sheet-metal duct 51 from steel mesh with ribbing and discharge；Band Rib steel net is engraved 5 and is used along the termination perforate in Jiong shape thin-walled air channel 51 as fire-fighting smoke controlling pipeline or solar energy air supply duct, real Cavity floor multifunctional application is showed.

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 (6)

1. a kind of assembled architecture cavity board member, the cavity board member steely muscle concrete gate beam, reinforced concrete longitudinal rib beam, sky Cavity, concrete mortar bottom wing listrium, suspension ring, prefabricated leak；The cavity board member two ends reinforced concrete gate beam undercut； The reinforced concrete longitudinal rib beam uses steel bar girder；The bottom surface on the reinforced concrete longitudinal rib beam side has L shape concrete raised；The cavity Body is engraved containing steel mesh with ribbing or prefabricated hollow or plastics cavity or foam cement block or foam block；Contain in the concrete mortar bottom wing listrium Cracking resistance steel net, thickness of slab ＜ 25mm；The reinforced concrete gate beam upper surface is provided with suspension ring or stirrup or truss bars is exposed；Institute In each girt strip grid in length and breadth for stating concrete mortar bottom wing listrium, at least one prefabricated leak；The cavity board member monomer It is more than 15 ㎡ of area/part.

A kind of 2. assembled architecture cavity board member as claimed in claim 1, it is characterised in that the steel mesh with ribbing engrave for Spreading belt rib steel net is engraved or fish scale steel mesh with ribbing is engraved；What the steel mesh with ribbing was engraved engraves as wire netting with ribbing, and steel mesh with ribbing is engraved interior There is cold wire drawing net supporter or foam cement stick supporter.

3. a kind of assembled architecture cavity board member as claimed in claim 1, it is characterised in that in the steel mesh with ribbing is engraved There is Jiong shape thin-walled air channel；The Jiong shape thin-walled air channel uses sheet metal.

4. a kind of assembled architecture cavity board member as claimed in claim 1, it is characterised in that in the steel mesh with ribbing is engraved There is Jiong shape thin-walled air channel；The Jiong shape thin-walled air channel uses board-like air channel；The board-like air channel is perpendicular in steel mesh with ribbing is engraved Air channel is formed to two plates are set up.

5. a kind of assembled architecture cavity board member as claimed in claim 1, it is characterised in that the cavity board member In reinforced concrete gate beam, prefabricated hole, hole diameter is more than 100mm.

6. a kind of assembled architecture cavity board member as claimed in claim 1, it is characterised in that the cavity board member It is mutually communicated between cavity, forms dark air channel.