CN1891946A - Steel reinforced concrete hollow slab - Google Patents
Steel reinforced concrete hollow slab Download PDFInfo
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- CN1891946A CN1891946A CN 200610100431 CN200610100431A CN1891946A CN 1891946 A CN1891946 A CN 1891946A CN 200610100431 CN200610100431 CN 200610100431 CN 200610100431 A CN200610100431 A CN 200610100431A CN 1891946 A CN1891946 A CN 1891946A
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Abstract
The invention is a reinforced concrete hollow slab, comprising cavity components connected of reinforced concrete, cavity form and structural soleplate, where the cavity components are wrapped in the reinforced concrete, at least two cavity forms are staggered on the structural soleplate, the side surfaces of the cavity forms and the structural soleplate compose at least a cast-in-site structure sub-rib die space, so that cast-in-site reinforced concrete forms a cast-in-site concrete hidden rib in the cast-in-site structure sub-rib die space, characterized in that at least a support-pull piece is arranged in the sub-rib die space and connects adjacent cavity forms with each other and the cavity forms are wrapped in the cast-in-site concrete hidden rib, and the bottom plate of the cavity form is an opening. And it is applied to various cast-in-site reinforced concrete or prestressed reinforced concrete hollow floor systems, house covers, foundation slabs, walls and hollow bridges, especially hollow beam-free floor systems.
Description
The application for the applying date be that May 20, application number in 2003 are 200510128480.0, name is called the dividing an application of application for a patent for invention of " a kind of concrete hollow board ".
(1) technical field
The present invention relates to a kind of concrete hollow board.
(2) background technology
Advantages such as at present, the building of brick mix structure and reinforced concrete structure major part adopts precast hollow slab as floor structure, and it is fast that this floor structure has speed of application, and cost is low.But, only use the cement mortar joint filling, thereby globality is poor, is unfavorable for antidetonation, and phenomenons such as slit cracking, infiltration often occur owing to firmly do not link between adjacent two precast hollow slabs.In order to address the above problem, a lot of building have adopted the method for Cast-in-place concrete floor (solid, hollow), though solved antidetonation and problems of crack, will use template in a large number during construction, have not only increased expense, and have slowed down speed of application, have prolonged the duration.Application number is " a kind of combination concrete rib floor structure " utility model patent of 00203695.9, it is made up of prefabricated plate, formwork, dark rib, upper plate, each prefabricated plate is placed at interval, on prefabricated plate, be fixed with formwork, be provided with main rib between contiguous prefabricated thin plate or the formwork, upper plate covers on the formwork, and connects as one with main rib.Though this floor structure can be saved a large amount of templates, accelerate construction progress, but because formwork is what to separate with prefabricated plate, its strength and stiffness are corresponding relatively poor, thereby the problem that exists formwork easily to break, simultaneously, formwork is fixed on and does not relate to concrete fixed form on the prefabricated plate, thereby fixed in place is not necessarily convenient.And the patent No. is 93206310.1 shuttering member utility model patent, it constitutes hollow mould shell by sidewall and formwork upper plate and is connected to form totally-enclosed cavity polyhedral structure with lower shoe again, prefabricated stiffening rib is arranged in it, during use member is placed on the supporter of floor gap the integral cover that formation bonded to one another flushes up and down between cast-in-place main rib, the shuttering member.This kind Cavity structural member is in superstructure, purely as shuttering member, do not participate in stressedly, and when being applied in big concrete hollow board, its stress performance is also phase strain differential thereupon, not having time rib between the cast-in-place main rib connects, thereby make the size of main rib need corresponding increase, or the increase of the quantity of main rib, cause material usage to increase, the thick increase of superstructure, cost increases.For this reason, the applicant has applied for that November 15 calendar year 2001 publication number is CN1349028A, name is called " a kind of Comobined ribbed cavity member for spatial structure roof " patent of invention, and the applicant is CN1356440A in the publication number of application on November 23 calendar year 2001, name is called " a kind of cover of storied building in space structure " patent of invention, disclosed Cavity structural member includes formwork and structure base plate, hollow mould shell and structure base plate connect into integral body, it is characterized in that having 2 hollow mould shells on the structure base plate at least alternately, its side and structure base plate constitute at least one cast-in-place structural time rib die cavity, and other lateral surface of hollow mould shell constitutes the side template of cast-in-place structural main rib or beam or wall.Disclosed " cover of storied building in space structure " is that above-mentioned Cavity structural member is used formed building cover structure in superstructure.Like this, because on the prior art basis, at least 2 hollow mould shells and at least 1 cast-in-place structural time rib die cavity is arranged on the structure base plate, on the structure base plate, just can form the inferior rib of cast-in-place structure, fellowship structure base plate, main rib, upper plate stressed, form two-way main rib time rib force structure, not only solve problems of the prior art, but also further improved overall performance, the anti-seismic performance of superstructure, reduced the thickness of superstructure, alleviate dead load, reduced cost.But the Cavity structural member of using in this hollowcore slab is in carrying, work progress, and its structure base plate is prone to the phenomenon that fractures, thereby the breakage rate of Cavity structural member is big, and it is inconvenient to carry, construct, and has increased the construction cost of hollowcore slab.For this reason, develop a kind of novel concrete hollow board for being badly in need of.
(3) summary of the invention
The object of the present invention is to provide a kind of concrete hollow board, its Cavity structural member has characteristics such as intensity height, non-frangibility, carrying, easy construction, and corresponding hollowcore slab easy construction, cost are low.
Solution of the present invention is on the basis of existing technology, comprise steel bar concrete, the Cavity structural member that hollow mould shell and structure base plate link, Cavity structural member is wrapped up in and is contained in the steel bar concrete, at least 2 hollow mould shells are arranged alternately on the structure base plate, its side and structure base plate constitute at least one cast-in-place structural time rib die cavity, cast-in-situ reinforced concrete forms the cast in place reinforced bar concrete hidden rib in cast-in-place structural time rib die cavity, it is characterized in that being provided with in the inferior rib die cavity of described adjacent cavities formwork at least one support draw piece, the adjacent cavities formwork is connected to each other, and wrap up in and be contained in the cast in place reinforced bar concrete hidden rib, the hollow mould shell lower plate is an opening.Like this, owing in the cast-in-place structural time rib die cavity of adjacent cavities formwork, be provided with the support draw piece, adjacent formwork is connected to each other, involve mutually, thereby the intensity of Cavity structural member and rigidity are bigger, shock resistance is better, its structure base plate is frangibility more not, carrying is more convenient with construction, the respective cavities member is applied in the hollowcore slab, the construction of hollowcore slab is more convenient, and cost is lower, can adopt outward flanging according to the different demands of hollowcore slab internal construction or to the hollow mould shell of in-flanges, the shaping structures problem that can effectively solve its design requirement difference fast and produce, thereby reach purpose of the present invention, be applicable to the hollow building cover of cast-in-situ reinforced concrete or prestressed reinforced concrete, roof system, sole plate, body of wall and hollow bridges are used, and are specially adapted to hollow arch without beam and use.
Feature of the present invention is that also described Cavity structural member is 2,3 or more a plurality of.Like this, the number of Cavity structural member can be selected according to the needs of design, to satisfy the needs of different occasions.
Feature of the present invention also is described Cavity structural member each other alternately, constitutes the close rib of cast-in-situ reinforced concrete master each other, and main close rib constitutes the structural system that main, dark rib intersects jointly with dark rib.Like this, the dark close rib structure combining of master that main close rib combines with dark close rib and constitutes, it is stressed better with transmission force property.
Feature of the present invention also is in the close rib of described cast-in-situ reinforced concrete master prestressed reinforcement is arranged.Like this, the setting of prestressed reinforcement can improve the supporting capacity of concrete hollow board greatly, and the span that increases hollowcore slab.
Feature of the present invention also is in the close rib of described cast-in-situ reinforced concrete master reinforcing bar is arranged, reinforcing bar is cold-rolled forming section or channel-section steel or i shaped steel or other Steel section member, and reinforcing bar is implied in the close rib of cast-in-situ reinforced concrete master or with the close rib soffit of cast-in-situ reinforced concrete master and flushes.Like this, the reinforcing bar that is provided with in the main close rib can will be delivered on the structural column in the load stress complete set, has improved the supporting capacity of hollowcore slab significantly, and simultaneously, reinforcing bar is implied in the concrete and with close rib soffit and flushes, the corresponding arch without beam that formed.
Feature of the present invention also be cold-rolled forming section reinforcing bar shape of cross section be C type, L type,
Type, U type,
Type, II type.Like this, the diversity of cold-rolled forming section reinforcing bar style has made things convenient for selecting for use of designing unit, helps reducing the cost of hollowcore slab.
Feature of the present invention is that also described cast in place reinforced bar concrete hidden rib has two when above, their parallel each other or quadrature or obliques or form grid.Like this, parallel each other or quadrature or oblique or form latticed cast in place reinforced bar concrete hidden rib can evenly disperse load stress be passed to beam column, have improved the mechanical property of cast-in-situ reinforcing steel bar concrete hollow slab.
Feature of the present invention is that also described support draw piece is at least a in rod member, rope, pier, pipe, little tube sheet or the sheet spare.Like this, the variation of support draw piece material and structure can be satisfied the different designs requirement of product, and can be according to different needs, adopts reasonable manner to connect.
Feature of the present invention is that also described support draw piece is the broken piece easy to break of easily broken structure.Like this, after Cavity structural member installs, the support draw piece that can very conveniently fracture simply, in case the laying of reinforcing bar construction, the speed of application of quickening hollowcore slab.
Feature of the present invention is that also described support draw piece is movable part or knockdown pieces.Like this, movable or dismountable support draw piece can be after Cavity structural member installs, and dismounting is reclaimed, and both can finish to prevent fracture of structure base plate or the function of opening, and recyclable again secondary uses, and has reduced the material cost of hollowcore slab.
Feature of the present invention is that also described support draw piece is the charges that can extract out.Like this, after the Cavity structural member installation finishes, can extract charges fast out, improve speed of application, but and the support draw piece reclaim after secondary use, greatly reduce the material cost and the construction cost of hollowcore slab.
Feature of the present invention is that also described support draw piece is arranged at the top or the bight of hollow mould shell.Like this, can and needs be installed, select the optimal setting positions of support draw piece, to satisfy the construction requirement of hollowcore slab according to designing requirement.
Feature of the present invention is that also described hollow mould shell is provided with at least one in groove, pit, chamfering, inner corner trim, the hole, and corresponding cast-in-situ reinforced concrete forms Cast-in-place concrete muscle, piece, bar, rod member or pier.Like this, cast-in-situ reinforced concrete forms Cast-in-place concrete muscle, piece, bar, rod member or pier, and the Cast-in-place concrete that has constituted inner local reinforcement in the cast-in-place hollow slab adds competent structure, thereby makes structure more reasonable.
Feature of the present invention is that also described hollow mould shell is provided with at least one in reinforcing rib, projection, the positive arc angle.Like this, by projection found time in the position that do not stress in cast-in-place concrete cored, reinforcing rib, positive arc angle are carried out prefabricated component to weak force part and are strengthened, and can make cast-in-place concrete cored stress performance better.
Feature of the present invention is that also described structure base plate is provided with reinforcing rib.Like this, improve the anti-folding rigidity of Cavity structural member greatly, reduced the proportion of goods damageds of Cavity structural member in transportation, installation, work progress, saved material, reduced the cost of hollowcore slab.
Feature of the present invention also is to accompany reinforce among described structure base plate or hollow mould shell or both, and reinforce is at least a in reinforcing bar, steel wire, steel mesh reinforcement, gauze wire cloth, fiber, fleece or cloth, nonwoven, metal foil band, braid over braid, the strap.Like this, the intensity that is provided with the hollow mould shell of reinforce and structure base plate has obtained improving greatly, and the selecting for use of reinforce material when the diversity of its reinforce material is convenient to formwork and is produced simultaneously reduced its cost of production, equally also just reduced the cost of hollowcore slab.
Feature of the present invention also is the wall thickness of the thickness of slab of described structure base plate greater than hollow mould shell.Like this, the thickness of structure base plate can increase substantially the rupture strength and the rigidity of structure base plate greater than the wall thickness of hollow mould shell, makes it be not easy to fracture or destroys.
Feature of the present invention is that also described structure base plate or hollow mould shell or both are extended with reinforce simultaneously, are bonded to integral body with Cast-in-place concrete.Like this, the reinforce that stretches out on structure base plate or the hollow mould shell has improved structure base plate or the bond stress of Cavity structural member in concrete greatly, has prevented that effectively the situation of cast-in-place and prefabricated mating face cracking from taking place.
Feature of the present invention is that also the position that described hollow mould shell contacts with the structure base plate is interior puncture angle or evagination right angle, I-shaped cast in place reinforced bar concrete hidden rib of corresponding formation or formation step cast in place reinforced bar concrete hidden rib.Like this, can be according to tension, resistance to compression, antitorque and difference that shearing resistance requires, the I-shaped or step cast in place reinforced bar concrete hidden rib of relative set, effectively dispersive stress.
Feature of the present invention is that also the surface of described hollow mould shell is the rough surface of waveform or zigzag or plucking.Like this, increase considerably the contact area of Cast-in-place concrete and hollow mould shell, made it have the better performance that bonds, thoroughly solved the problem of prefabricated and cast-in-place mating face cracking.
Feature of the present invention is that also described hollow mould shell is an inversed taper platform shape hollow mould shell.Like this, the corresponding Cast-in-place concrete structure that has formed inversed taper platform shape of the application of hollow mould shell has satisfied the designing requirement of hollowcore slab.
Feature of the present invention is that also the structure base plate flushes with the lateral surface of hollow mould shell or stretches out the formation bridging piece, stretches out partly for local or all.Like this, its bridging piece that stretches out has replaced engineering template, has saved construction cost, has accelerated speed of application, and then has reduced the cost of whole hollowcore slab.
Feature of the present invention is that also described structure base plate is pertusate structure base plate.Like this, alleviated the weight of hollowcore slab greatly, reduced the consumption of material, reduced material cost, simultaneously, some cavitys are arranged at the hollowcore slab of formation bottom, have made things convenient for the laying of various pipelines.
Feature of the present invention is that also described structure base plate is provided with the locating structure of the downward tension that connects construction formwork.Locating structure can be draw ring, drag hook, iron wire or other device.Like this, hollow mould shell passes through the fixing of locating structure when construction, effectively prevented hollow mould shell come-up, displacement, has guaranteed that the internal structure of cast-in-situ concrete hollow plated construction adheres to specification, thereby has improved the quality of hollowcore slab.
Feature of the present invention also is the cavity inside branch of described hollow mould shell or all fills or be pasted with light material.Light material can be foamed plastics, expanded perlite, expanded vermiculite, foaming or aerated light concrete, rock wool, mineral wool, glass wool, haydite or haydite concrete.Like this, the hollow mould shell that is filled with light material has very favorable shock resistance, has reduced the spoilage in the work progress, even there is small-sized outer wall to destroy, also need not repair, and just can continue construction, can not stop over the engineering construction progress.Simultaneously, make hollowcore slab have better insulation, sound insulation, heat-proof quality, the diversity of light material can conveniently be produced and be drawn materials, and reduces the hollowcore slab cost.
Feature of the present invention is that also the peripheral contour shape all around after described structure base plate and the hollow mould shell combination is the square bodily form, cuboid, the cylindrical or hexagon bodily form.Like this, the diversity of the peripheral contour shape after the hollow mould shell combination can satisfy the different designs requirement, is convenient to the construction application of hollowcore slab.
Feature of the present invention is that also the monnolithic case size of described Cavity structural member is ascending gradually changing; The wide end in chamber of the thickness of slab of the structure base plate of respective cavities member or cast-in-place structural time rib die cavity is relatively large, from large to small, carries out the transition to the other end gradually, the respective steel reinforcement concrete hollow plate reckon the actual amount after a discount thickness from large to small, carry out the transition to the other end gradually.Like this, when hollow mould shell is applied in the hollowcore slab, can strengthen and adopt above-mentioned hollow mould shell that the cast-in-place hollow plated construction is done the part, to satisfy the design requirement of hollowcore slab according to the different designs demand of cast-in-situ concrete structure.
Feature of the present invention also be described hollow mould shell and structure base plate ways of connecting for gluedly is connected, is welded to connect, screw connects, cutting ferrule connection or Integratively formed connection.Like this, when hollowcore slab was constructed, hollow mould shell and structure base plate can link into an integrated entity by above-mentioned multiple mode, greatly reduce difficulty of construction, have accelerated speed of application, have reduced construction cost.
Feature of the present invention also is to be useful on the described structure base plate location thing that is connected the location with hollow mould shell.Like this, the location thing is set on the structure base plate, hollow mould shell is accurately located, connect fast, accelerated the formwork installation rate, improved efficiency of construction.
Feature of the present invention also is locating piece, positioning strip, posting, locating slot, locating ring or the reference column of location thing for protruding on the described structure base plate.Like this, the variation of location thing can be satisfied the application need in different hollow mould shells and the hollowcore slab, has increased substantially efficiency of construction.
Feature of the present invention is that also described hollow mould shell is an outward flanging or to the hollow mould shell of in-flanges.Like this, outward flanging can be adopted according to the different demands of hollowcore slab internal construction or, the different and shaping structures problem that produces of its design requirement can be effectively solved fast to the hollow mould shell of in-flanges.
Feature of the present invention also is the structure base plate that described structure base plate is a steel bar concrete, the cementitious materials of hollow mould shell is cement, cement mortar, polymer cement, alkali slag cement, ground caustic coal ash cement, sulphate aluminium cement, ferrous aluminate cement, magnesia oxychloride cement, high alumina cement, organic resin glue or combinations thereof, and hollow mould shell, structure base plate are made with same material or different materials.Like this, the diversity of hollow mould shell and structure base plate manufacturing materials can make things convenient for its making to draw materials nearby, when reducing the formwork cost of production, has also just reduced the cost of hollowcore slab.
Feature of the present invention is that also described structure base plate is the structure base plate of steel mesh reinforcement concrete or gauze wire cloth concrete, the cementitious materials of hollow mould shell is cement, cement mortar, polymer cement, alkali slag cement, ground caustic coal ash cement, sulphate aluminium cement, ferrous aluminate cement, magnesia oxychloride cement, high alumina cement, organic resin glue or combinations thereof, and hollow mould shell, structure base plate are made with same material or different materials.Like this, the diversity of hollow mould shell and structure base plate manufacturing materials can make things convenient for its making to draw materials nearby, when reducing the formwork cost of production, has also just reduced the cost of hollowcore slab.
Feature of the present invention is that also described structure base plate is the structure base plate from the stress steel bar concrete, the cementitious materials of hollow mould shell is cement, cement mortar, polymer cement, alkali slag cement, ground caustic coal ash cement, sulphate aluminium cement, ferrous aluminate cement, magnesia oxychloride cement, high alumina cement, organic resin glue or combinations thereof, and hollow mould shell, structure base plate are made with same material or different materials.Like this, the diversity of hollow mould shell and structure base plate manufacturing materials can make things convenient for its making to draw materials nearby, when reducing the formwork cost of production, has also just reduced the cost of hollowcore slab.
Feature of the present invention also is the structure base plate that described structure base plate is the polymer steel bar concrete, the cementitious materials of hollow mould shell is cement, cement mortar, polymer cement, alkali slag cement, ground caustic coal ash cement, sulphate aluminium cement, ferrous aluminate cement, magnesia oxychloride cement, high alumina cement, organic resin glue or combinations thereof, and hollow mould shell, structure base plate are made with same material or different materials.Like this, the diversity of hollow mould shell and structure base plate manufacturing materials can make things convenient for its making to draw materials nearby, when reducing the formwork cost of production, has also just reduced the cost of hollowcore slab.
Feature of the present invention is that also described structure base plate is the structure base plate that wire mesh mortar is made, the cementitious materials of hollow mould shell is cement, cement mortar, polymer cement, alkali slag cement, ground caustic coal ash cement, sulphate aluminium cement, ferrous aluminate cement, magnesia oxychloride cement, high alumina cement, organic resin glue or combinations thereof, and hollow mould shell, structure base plate are made with same material or different materials.Like this, the diversity of hollow mould shell and structure base plate manufacturing materials can make things convenient for its making to draw materials nearby, when reducing the formwork cost of production, has also just reduced the cost of hollowcore slab.
Feature of the present invention also is to be provided with penetration pipe or water pipe in the close rib of described master, dark rib or its combination.Like this, hollowcore slab build finish after, circuit pipeline laying and plumbing and fire-fighting are leaked water convenient and simple, and do not take the building effective usage space.
Feature of the present invention is that also the going to the bottom of the close rib of described master, dark going to the bottom of rib flush with going to the bottom of main frame, constitute no beam concrete hollow slab.Like this, the hollowcore slab that the bottom does not have bright beam has greatly improved the function of use of building, and any separation of architectural space is achieved.
(4) description of drawings
Fig. 1 is the structural representation of embodiments of the invention 1.In the accompanying drawing, 1 is steel bar concrete, and 2 is hollow mould shell, and 3 is the structure base plate, and 4 is Cavity structural member, and 5 is structure time rib die cavity, and 6 be cast-in-place concrete hidden rib, and 7 for supportting draw piece, in each accompanying drawing, numbers identically, and its explanation is identical.As shown in Figure 1, its a plurality of Cavity structural members 4 are wrapped up in and are contained in the steel bar concrete 1,2 hollow mould shells 2 are arranged alternately on the structure base plate 3, the side of hollow mould shell 2 and structure base plate 3 constitute cast-in-place structural time rib die cavity 5, form cast in place reinforced bar concrete hidden rib 6 after pouring into concrete, be provided with a plurality of shaft-like support draw pieces 7 in the structure time rib die cavity 4, the adjacent cavities formwork is engaged with each other and wraps up in to be contained in the cast in place reinforced bar concrete hidden rib 6.
Fig. 2 is the structural representation of embodiments of the invention 2, a plurality of Cavity structural members 4 are wrapped up in and are contained in the steel bar concrete 1, its Cavity structural member 4 constitutes the close rib 8 of cast-in-situ reinforced concrete master each other alternately each other, and main close rib 8 constitutes the structural system that main, dark rib intersects jointly with dark rib 6.
Fig. 3 is the structural representation of embodiments of the invention 3, and a plurality of Cavity structural members 4 are wrapped up in and are contained in the steel bar concrete 1, is provided with reinforcing bar 10 in the close rib 8 of its cast-in-situ reinforced concrete master, and reinforcing bar is an i shaped steel, and reinforcing bar 10 is implied in the close rib 8 of cast-in-situ reinforced concrete master.
Fig. 4 is the structural representation of embodiments of the invention 4, and a plurality of Cavity structural members 4 are wrapped up in and are contained in the steel bar concrete 1, and being provided with the cross section in the close rib 8 of its cast-in-situ reinforced concrete master is shape shaped steel 10.
Fig. 5 is the structural representation of embodiments of the invention 5, and a plurality of Cavity structural members 4 are wrapped up in and are contained in the steel bar concrete 1, and its cast in place reinforced bar concrete hidden rib 6 is quadrature each other.
Fig. 6 is the structural representation of embodiments of the invention 6, and a plurality of Cavity structural members 4 are wrapped up in and are contained in the steel bar concrete 1, secondly is provided with movable dismountable support draw piece 7 in the rib die cavity 5.
Secondly Fig. 7 is the structural representation of embodiments of the invention 7, and a plurality of Cavity structural members 4 are wrapped up in and are contained in the steel bar concrete 1, is provided with the charges extracted out in rib die cavity 5 as support draw piece 7 before building concrete.
Fig. 8 is the structural representation of embodiments of the invention 8, and a plurality of Cavity structural members 4 are wrapped up in and are contained in the steel bar concrete 1, secondly is provided with shaft-like support draw piece 7 in the rib die cavity 5, and the support draw piece is arranged at the bight of hollow mould shell 2.
Fig. 9 is the structural representation of embodiments of the invention 9, a plurality of Cavity structural members 4 are wrapped up in and are contained in the steel bar concrete 1, its hollow mould shell 2 is provided with the combination of groove 11, pit 12, chamfering 13, inner corner trim 14, hole 15, pour into concrete after, corresponding formation Cast-in-place concrete muscle, piece, bar, rod member and pier.
Figure 10 is the structural representation of embodiments of the invention 10, and a plurality of Cavity structural members 4 are wrapped up in and are contained in the steel bar concrete 1, and its hollow mould shell 1 is provided with the combination of reinforcing rib 16, projection 17, positive arc angle 18.
Figure 11 is the structural representation of embodiments of the invention 11, and a plurality of Cavity structural members 4 are wrapped up in and are contained in the steel bar concrete 1, and its structure base plate 3 is provided with reinforcing rib 16.
Figure 12 is the structural representation of embodiments of the invention 12, and a plurality of Cavity structural members 4 are wrapped up in and are contained in the steel bar concrete 1, accompany reinforce 19 in its structure base plate 3 and the hollow mould shell 2, and reinforce 19 is the combination of metal foil band and fiber.
Figure 13 is the structural representation of embodiments of the invention 13, and a plurality of Cavity structural members 4 are wrapped up in and are contained in the steel bar concrete 1, and its hollow mould shell 2 is interior puncture angle 20 with the position that engages of structure base plate 3, the I-shaped cast in place reinforced bar concrete hidden rib 6 of corresponding formation behind the Cast-in-place concrete.
Figure 14 is the structural representation of embodiments of the invention 14, and a plurality of Cavity structural members 4 are wrapped up in and are contained in the steel bar concrete 1, and its hollow mould shell 2 is evagination right angle 21 with the position that engages of structure base plate 3, corresponding formation step cast in place reinforced bar concrete hidden rib 6 behind the Cast-in-place concrete.
Figure 15 is the structural representation of embodiments of the invention 15, and a plurality of Cavity structural members 4 are wrapped up in and are contained in the steel bar concrete 1, and the surface of its hollow mould shell 2 is a waveform.
Figure 16 is the structural representation of embodiments of the invention 16, and a plurality of Cavity structural members 4 are wrapped up in and are contained in the steel bar concrete 1, and its hollow mould shell 2 is an inversed taper platform shape hollow mould shell.
Figure 17 is the structural representation of embodiments of the invention 17, and a plurality of Cavity structural members 4 are wrapped up in and are contained in the steel bar concrete 1, and the lateral surface that its structure base plate 3 stretches out hollow mould shell 2 constitutes bridging piece 22.
Figure 18 is the structural representation of embodiments of the invention 18, and a plurality of Cavity structural members 4 are wrapped up in and are contained in the steel bar concrete 1, and its structure base plate 3 is for there being the structure base plate of hole 15.
Figure 19 is the structural representation of embodiments of the invention 19, and a plurality of Cavity structural members 4 are wrapped up in and are contained in the steel bar concrete 1, and its structure base plate 3 is provided with the locating structure 23 of the downward tension that connects construction formwork, and locating structure is a drag hook.
Figure 20 is the structural representation of embodiments of the invention 20, and a plurality of Cavity structural members 4 are wrapped up in and are contained in the steel bar concrete 1, all are filled with light material 25 in the cavity 24 of its hollow mould shell 2, and diagram light material 25 is an expanded perlite.
Figure 21 is the structural representation of embodiments of the invention 21, and a plurality of Cavity structural members 4 are wrapped up in and are contained in the steel bar concrete 1, and the monnolithic case size of its Cavity structural member 4 is ascending gradually changing (being illustrated as right to a left side); The wide end in chamber of the thickness of slab of the structure base plate 2 of respective cavities member 4 or cast-in-place structural time rib die cavity 5 is relatively large, from large to small, carries out the transition to the other end gradually, the respective steel reinforcement concrete hollow plate reckon the actual amount after a discount thickness from large to small, excessively arrive the other end gradually.
Figure 22 is the structural representation of embodiments of the invention 22, and a plurality of Cavity structural members 4 are wrapped up in and are contained in the steel bar concrete 1, and its hollow mould shell 2 is connected for glued with the connected mode of structure base plate 3.
Figure 23 is the structural representation of embodiments of the invention 23, and a plurality of Cavity structural members 4 are wrapped up in and are contained in the steel bar concrete 1, and its hollow mould shell 2 is the hollow mould shell of outward flanging 27.
Figure 24 is the structural representation of embodiments of the invention 24, and a plurality of Cavity structural members 4 are wrapped up in and are contained in the steel bar concrete 1, and its hollow mould shell 2 is the hollow mould shell to in-flanges 28.
Figure 25 is the structural representation of embodiments of the invention 25, and a plurality of Cavity structural members 4 are wrapped up in and are contained in the steel bar concrete 1, is provided with penetration pipe 29 in its dark rib 6, is provided with water pipe 30 and prestressed reinforcement 9 in the main close rib 8.
Figure 26 is the structural representation of embodiments of the invention 26, and a plurality of Cavity structural members 4 are wrapped up in and are contained in the steel bar concrete 1, and it leads going to the bottom of close rib 8 and dark rib 6 and going to the bottom of main frame 31 flushes, and constitutes no beam concrete hollow slab.
(5) specific embodiment
The invention will be further described below in conjunction with drawings and Examples.
The present invention as shown in drawings, comprise steel bar concrete 1, the Cavity structural member 4 that hollow mould shell 2 and structure base plate 3 link, Cavity structural member 4 is wrapped up in and is contained in the steel bar concrete 1, at least 2 hollow mould shells 2 are arranged alternately on the structure base plate 3, its side and structure base plate 3 constitute at least one cast-in-place structural time rib die cavity 5, cast-in-situ reinforced concrete forms cast in place reinforced bar concrete hidden rib 6 in cast-in-place structural time rib die cavity 5, it is characterized in that being provided with in the inferior rib die cavity 4 of described adjacent cavities formwork 2 at least one support draw piece 7, adjacent hollow die shell 1 is connected to each other, and wrap up in and be contained in the cast in place reinforced bar concrete hidden rib 6, hollow mould shell 2 lower plates are opening.Fig. 1 is the structural representation of embodiments of the invention 1.In the accompanying drawing, 1 is steel bar concrete, and 2 is hollow mould shell, and 3 is the structure base plate, and 4 is Cavity structural member, and 5 is structure time rib die cavity, and 6 be cast-in-place concrete hidden rib, and 7 for supportting draw piece, in each accompanying drawing, numbers identically, and its explanation is identical.As shown in Figure 1, its a plurality of Cavity structural members 4 are wrapped up in and are contained in the steel bar concrete 1,2 hollow mould shells 2 are arranged alternately on the structure base plate 3, the side of hollow mould shell 2 and structure base plate 3 constitute cast-in-place structural time rib die cavity 5, form cast in place reinforced bar concrete hidden rib 6 after pouring into concrete, be provided with a plurality of shaft-like support draw pieces 7 in the structure time rib die cavity 4, the adjacent cavities formwork is engaged with each other and wraps up in to be contained in the cast in place reinforced bar concrete hidden rib 6.As Figure 23, shown in Figure 24, support draw piece 7 is connected to each other adjacent hollow die shell 1, and wraps up in and be contained in the cast in place reinforced bar concrete hidden rib 6, and hollow mould shell 2 lower plates are opening.
Feature of the present invention is that also described Cavity structural member 4 is 2,3 or more a plurality of.As shown in Figure 1, its 2 Cavity structural members 4 are wrapped up in and are contained in the Cast-in-place concrete, constitute concrete hollow board.
Feature of the present invention also is described Cavity structural member 4 each other alternately, constitutes the close rib 8 of cast-in-situ reinforced concrete master each other, and main close rib 8 constitutes the structural system that main, dark rib intersects jointly with dark rib 6.Fig. 2 is the structural representation of embodiments of the invention 2, a plurality of Cavity structural members 4 are wrapped up in and are contained in the steel bar concrete 1, its Cavity structural member 4 constitutes the close rib 8 of cast-in-situ reinforced concrete master each other alternately each other, and main close rib 8 constitutes the structural system that main, dark rib intersects jointly with dark rib 6.
Feature of the present invention also is in the close rib 8 of described cast-in-situ reinforced concrete master prestressed reinforcement 9 is arranged.As shown in Figure 2, in the close rib 8 of cast-in-situ reinforced concrete master prestressed reinforcement 9 is arranged.
Feature of the present invention also is in the close rib 8 of described cast-in-situ reinforced concrete master reinforcing bar 10 is arranged, reinforcing bar 10 is cold-rolled forming section or channel-section steel or i shaped steel or other Steel section member, and reinforcing bar 10 is implied in the close rib 8 of cast-in-situ reinforced concrete master or with close rib 8 soffits of cast-in-situ reinforced concrete master and flushes.Fig. 3 is the structural representation of embodiments of the invention 3, and a plurality of Cavity structural members 4 are wrapped up in and are contained in the steel bar concrete 1, is provided with reinforcing bar 10 in the close rib 8 of its cast-in-situ reinforced concrete master, and reinforcing bar is an i shaped steel, and reinforcing bar 10 is implied in the close rib 8 of cast-in-situ reinforced concrete master.
Feature of the present invention also be the shape of cross section of cold-rolled forming section reinforcing bar 10 be C type, L type,
Type, U type,
Type, II type.Fig. 4 is the structural representation of embodiments of the invention 4, and a plurality of Cavity structural members 4 are wrapped up in and are contained in the steel bar concrete 1, is provided with the cross section in the close rib 8 of its cast-in-situ reinforced concrete master and is
Shape shaped steel 10.
Feature of the present invention is that also described cast in place reinforced bar concrete hidden rib 6 has two when above, their parallel each other or quadrature or obliques or form grid.Fig. 5 is the structural representation of embodiments of the invention 5, and a plurality of Cavity structural members 4 are wrapped up in and are contained in the steel bar concrete 1, and its cast in place reinforced bar concrete hidden rib 6 is quadrature each other.
Feature of the present invention also is at least a in rod member, rope, pier, pipe, little tube sheet or the sheet spare of described support draw piece 7.As shown in Figure 5, secondly be provided with support draw piece 7 in the rib die cavity 5, support draw piece 7 is a rod member.
Feature of the present invention is that also described support draw piece 7 is the broken piece easy to break of easily broken structure.As shown in Figure 4, secondly be provided with support draw piece 7 in the rib die cavity 5, support draw piece 7 is the frangibility rod member.
Feature of the present invention is that also described support draw piece 7 is movable part or knockdown pieces.Fig. 6 is the structural representation of embodiments of the invention 6, and a plurality of Cavity structural members 4 are wrapped up in and are contained in the steel bar concrete 1, secondly is provided with movable dismountable support draw piece 7 in the rib die cavity 5.
Feature of the present invention is that also described support draw piece 7 is the charges that can extract out.Secondly Fig. 7 is the structural representation of embodiments of the invention 7, and a plurality of Cavity structural members 4 are wrapped up in and are contained in the steel bar concrete 1, is provided with the charges extracted out in rib die cavity 5 as support draw piece 7 before building concrete.
Feature of the present invention is that also described support draw piece 7 is arranged at the top or the bight of hollow mould shell 2.Fig. 8 is the structural representation of embodiments of the invention 8, and a plurality of Cavity structural members 4 are wrapped up in and are contained in the steel bar concrete 1, secondly is provided with shaft-like support draw piece 7 in the rib die cavity 5, and the support draw piece is arranged at the bight of hollow mould shell 2.
Feature of the present invention is that also described hollow mould shell 2 is provided with at least one in groove 11, pit 12, chamfering 13, inner corner trim 14, the hole 15, and corresponding cast-in-situ reinforced concrete forms Cast-in-place concrete muscle, piece, bar, rod member or pier.Fig. 9 is the structural representation of embodiments of the invention 9, a plurality of Cavity structural members 4 are wrapped up in and are contained in the steel bar concrete 1, its hollow mould shell 2 is provided with the combination of groove 11, pit 12, chamfering 13, inner corner trim 14, hole 15, pour into concrete after, corresponding formation Cast-in-place concrete muscle, piece, bar, rod member and pier.
Feature of the present invention is that also described hollow mould shell 2 is provided with at least one in reinforcing rib 16, projection 17, the positive arc angle 18.Figure 10 is the structural representation of embodiments of the invention 10, and a plurality of Cavity structural members 4 are wrapped up in and are contained in the steel bar concrete 1, and its hollow mould shell 1 is provided with the combination of reinforcing rib 16, projection 17, positive arc angle 18.
Feature of the present invention is that also described structure base plate 3 is provided with reinforcing rib 16.Figure 11 is the structural representation of embodiments of the invention 11, and a plurality of Cavity structural members 4 are wrapped up in and are contained in the steel bar concrete 1, and its structure base plate 3 is provided with reinforcing rib 16.
Feature of the present invention also is to accompany reinforce 19 among described structure base plate 3 or hollow mould shell 2 or both, and reinforce 19 is at least a in reinforcing bar, steel wire, steel mesh reinforcement, gauze wire cloth, fiber, fleece or cloth, nonwoven, metal foil band, braid over braid, the strap.Figure 12 is the structural representation of embodiments of the invention 12, and a plurality of Cavity structural members 4 are wrapped up in and are contained in the steel bar concrete 1, accompany reinforce 19 in its structure base plate 3 and the hollow mould shell 2, and reinforce 19 is the combination of metal foil band and fiber.
Feature of the present invention also is the wall thickness of the thickness of slab of described structure base plate 3 greater than hollow mould shell 2.
Feature of the present invention is that also described structure base plate 3 or hollow mould shell 2 or both are extended with reinforce 19 simultaneously, are bonded to integral body with Cast-in-place concrete.As shown in figure 12, structure base plate 3 and hollow mould shell 2 have thin band reinforce 19 to expose simultaneously, and are bonded to integral body with Cast-in-place concrete.
Feature of the present invention is that also the position that described hollow mould shell 2 contacts with structure base plate 3 is interior puncture angle 20 or evagination right angle 21, I-shaped cast in place reinforced bar concrete hidden rib 6 of corresponding formation or formation step cast in place reinforced bar concrete hidden rib 6.Figure 13 is the structural representation of embodiments of the invention 13, and a plurality of Cavity structural members 4 are wrapped up in and are contained in the steel bar concrete 1, and its hollow mould shell 2 is interior puncture angle 20 with the position that engages of structure base plate 3, the I-shaped cast in place reinforced bar concrete hidden rib 6 of corresponding formation behind the Cast-in-place concrete.Figure 14 is the structural representation of embodiments of the invention 14, and a plurality of Cavity structural members 4 are wrapped up in and are contained in the steel bar concrete 1, and its hollow mould shell 2 is evagination right angle 21 with the position that engages of structure base plate 3, corresponding formation step cast in place reinforced bar concrete hidden rib 6 behind the Cast-in-place concrete.
Feature of the present invention is that also the surface of described hollow mould shell 2 is the rough surface of waveform or zigzag or plucking.Figure 15 is the structural representation of embodiments of the invention 15, and a plurality of Cavity structural members 4 are wrapped up in and are contained in the steel bar concrete 1, and the surface of its hollow mould shell 2 is a waveform.
Feature of the present invention is that also described hollow mould shell 2 is inversed taper platform shape hollow mould shell.Figure 16 is the structural representation of embodiments of the invention 16, and a plurality of Cavity structural members 4 are wrapped up in and are contained in the steel bar concrete 1, and its hollow mould shell 2 is an inversed taper platform shape hollow mould shell.
Feature of the present invention is also that structure base plate 3 flushes with the lateral surface of hollow mould shell 2 or stretches out and constitutes bridging piece 22, stretches out partly for local or all.Figure 17 is the structural representation of embodiments of the invention 17, and a plurality of Cavity structural members 4 are wrapped up in and are contained in the steel bar concrete 1, and the lateral surface that its structure base plate 3 stretches out hollow mould shell 2 constitutes bridging piece 22.
Feature of the present invention is that also described structure base plate 3 is for there being the structure base plate of hole 15.Figure 18 is the structural representation of embodiments of the invention 18, and a plurality of Cavity structural members 4 are wrapped up in and are contained in the steel bar concrete 1, and its structure base plate 3 is for there being the structure base plate of hole 15.
Feature of the present invention is that also described structure base plate 3 is provided with the locating structure 23 of the downward tension that connects construction formwork, and locating structure 23 can be draw ring, drag hook, iron wire or other device.Figure 19 is the structural representation of embodiments of the invention 19, and a plurality of Cavity structural members 4 are wrapped up in and are contained in the steel bar concrete 1, and its structure base plate 3 is provided with the locating structure 23 of the downward tension that connects construction formwork, and locating structure is a drag hook.
Feature of the present invention also is partly or entirely to fill or be pasted with light material 25 in the cavity 24 of described hollow mould shell 2, and light material 25 is foamed plastics, expanded perlite, expanded vermiculite, foaming or aerated light concrete, rock wool, mineral wool, glass wool, haydite or haydite concrete.Figure 20 is the structural representation of embodiments of the invention 20, and a plurality of Cavity structural members 4 are wrapped up in and are contained in the steel bar concrete 1, all are filled with light material 25 in the cavity 24 of its hollow mould shell 2, and diagram light material 25 is an expanded perlite.
Feature of the present invention is that also the peripheral contour shape all around after described structure base plate 3 and hollow mould shell 2 make up is the square bodily form, cuboid, the cylindrical or hexagon bodily form.As shown in figure 20, peripheral contour shape is a cuboid around after structure base plate 3 makes up with hollow mould shell 2.
Feature of the present invention is that also the monnolithic case size of described Cavity structural member 4 is ascending gradually changing; The wide end in chamber of the thickness of slab of the structure base plate 2 of respective cavities member 4 or cast-in-place structural time rib die cavity 5 is relatively large, from large to small, carries out the transition to the other end gradually, the respective steel reinforcement concrete hollow plate reckon the actual amount after a discount thickness from large to small, carry out the transition to the other end gradually.Figure 21 is the structural representation of embodiments of the invention 21, and a plurality of Cavity structural members 4 are wrapped up in and are contained in the steel bar concrete 1, and the monnolithic case size of its Cavity structural member 4 is ascending gradually changing (being illustrated as right to a left side); The wide end in chamber of the thickness of slab of the structure base plate 2 of respective cavities member 4 or cast-in-place structural time rib die cavity 5 is relatively large, from large to small, carries out the transition to the other end gradually, the respective steel reinforcement concrete hollow plate reckon the actual amount after a discount thickness from large to small, excessively arrive the other end gradually.
Feature of the present invention also be described hollow mould shell 2 and structure base plate 3 ways of connecting for gluedly is connected, is welded to connect, screw connects, cutting ferrule connection or Integratively formed connection.Figure 22 is the structural representation of embodiments of the invention 22, and a plurality of Cavity structural members 4 are wrapped up in and are contained in the steel bar concrete 1, and its hollow mould shell 2 is connected for glued with the connected mode of structure base plate 3.
Feature of the present invention also is to be useful on the described structure base plate 3 the location thing 26 that is connected the location with hollow mould shell 2.As shown in figure 22, be useful on the location thing 26 that is connected the location with hollow mould shell 2 on its structure base plate 3.
Feature of the present invention also is locating piece, positioning strip, posting, locating slot, locating ring or the reference column of location thing 26 for protruding on the described structure base plate 3.As shown in figure 22, the locating piece of the location thing on its structure base plate 3 26 for protruding.
Feature of the present invention is that also described hollow mould shell 2 is for outward flanging 27 or to the hollow mould shell 2 of in-flanges 28.Figure 23 is the structural representation of embodiments of the invention 23, and a plurality of Cavity structural members 4 are wrapped up in and are contained in the steel bar concrete 1, and its hollow mould shell 2 is the hollow mould shell of outward flanging 27.Figure 24 is the structural representation of embodiments of the invention 24, and a plurality of Cavity structural members 4 are wrapped up in and are contained in the steel bar concrete 1, and its hollow mould shell 2 is the hollow mould shell to in-flanges 28.
Feature of the present invention is that also described structure base plate 3 is the structure base plate of steel bar concrete, the cementitious materials of hollow mould shell 2 is cement, cement mortar, polymer cement, alkali slag cement, ground caustic coal ash cement, sulphate aluminium cement, ferrous aluminate cement, magnesia oxychloride cement, high alumina cement, organic resin glue or combinations thereof, and hollow mould shell 2, structure base plate 3 usefulness same materials or different materials are made.
Feature of the present invention also is the structure base plate of described structure base plate 3 for steel mesh reinforcement concrete or gauze wire cloth concrete, the cementitious materials of hollow mould shell 2 is cement, cement mortar, polymer cement, alkali slag cement, ground caustic coal ash cement, sulphate aluminium cement, ferrous aluminate cement, magnesia oxychloride cement, high alumina cement, organic resin glue or combinations thereof, and hollow mould shell 2, structure base plate 3 usefulness same materials or different materials are made.
Feature of the present invention is that also described structure base plate 3 is the structure base plate from the stress steel bar concrete, the cementitious materials of hollow mould shell 2 is cement, cement mortar, polymer cement, alkali slag cement, ground caustic coal ash cement, sulphate aluminium cement, ferrous aluminate cement, magnesia oxychloride cement, high alumina cement, organic resin glue or combinations thereof, and hollow mould shell 2, structure base plate 3 usefulness same materials or different materials are made.
Feature of the present invention is that also described structure base plate 3 is the structure base plate of polymer steel bar concrete, the cementitious materials of hollow mould shell 2 is cement, cement mortar, polymer cement, alkali slag cement, ground caustic coal ash cement, sulphate aluminium cement, ferrous aluminate cement, magnesia oxychloride cement, high alumina cement, organic resin glue or combinations thereof, and hollow mould shell 2, structure base plate 3 usefulness same materials or different materials are made.
Feature of the present invention also is the structure base plate that described structure base plate 3 is made for wire mesh mortar, the cementitious materials of hollow mould shell 2 is cement, cement mortar, polymer cement, alkali slag cement, ground caustic coal ash cement, sulphate aluminium cement, ferrous aluminate cement, magnesia oxychloride cement, high alumina cement, organic resin glue or combinations thereof, and hollow mould shell 2, structure base plate 3 usefulness same materials or different materials are made.
Feature of the present invention also is to be provided with penetration pipe 29 or water pipe 30 in the close rib 8 of described master, dark rib 6 or its combination.Figure 25 is the structural representation of embodiments of the invention 25, and a plurality of Cavity structural members 4 are wrapped up in and are contained in the steel bar concrete 1, is provided with penetration pipe 29 in its dark rib 6, is provided with water pipe 30 and prestressed reinforcement 9 in the main close rib 8.
Feature of the present invention is that also the going to the bottom of the close rib 8 of described master, dark going to the bottom of rib 6 flush with going to the bottom of main frame 31, constitute no beam concrete hollow slab.Figure 26 is the structural representation of embodiments of the invention 26, and a plurality of Cavity structural members 4 are wrapped up in and are contained in the steel bar concrete 1, and it leads going to the bottom of close rib 8 and dark rib 6 and going to the bottom of main frame 31 flushes, and constitutes no beam concrete hollow slab.
During the invention process, first prefabricated cavity member 4 props up template and support then, lays reinforcing bar by designing requirement, and lays Cavity structural member 4, builds concrete, and maintenance promptly gets concrete hollow board to stipulating the demoulding in the length of time.
Claims (10)
1, a kind of concrete hollow board, comprise steel bar concrete (1), the Cavity structural member (4) that hollow mould shell (2) and structure base plate (3) link, Cavity structural member (4) is wrapped up in and is contained in the steel bar concrete (1), at least 2 hollow mould shells (2) are arranged alternately on the structure base plate (3), its side and structure base plate (3) constitute at least one cast-in-place structural time rib die cavity (5), cast-in-situ reinforced concrete forms cast in place reinforced bar concrete hidden rib (6) in cast-in-place structural time rib die cavity (5), it is characterized in that being provided with in the inferior rib die cavity (4) of described adjacent cavities formwork (2) at least one support draw piece (7), adjacent cavities formwork (1) is connected to each other, and wrap up in and be contained in the cast in place reinforced bar concrete hidden rib (6), hollow mould shell (2) lower plate is an opening.
2, a kind of concrete hollow board according to claim 1 is characterized in that described Cavity structural member (4) is 2,3 or more a plurality of.
3, a kind of concrete hollow board according to claim 2, it is characterized in that described Cavity structural member (4) each other alternately, constitute the close rib of cast-in-situ reinforced concrete master (8) each other, main close rib (8) constitutes the structural system that main, dark rib intersects jointly with dark rib (6).
4, a kind of concrete hollow board according to claim 3 is characterized in that prestressed reinforcement (9) is arranged in the close rib of described cast-in-situ reinforced concrete master (8).
5, a kind of concrete hollow board according to claim 3, it is characterized in that reinforcing bar (10) is arranged in the close rib of described cast-in-situ reinforced concrete master (8), reinforcing bar (10) is cold-rolled forming section or channel-section steel or i shaped steel or other Steel section member, and reinforcing bar (10) is implied in the close rib of cast-in-situ reinforced concrete master (8) or with the close rib of cast-in-situ reinforced concrete master (8) soffit and flushes; Perhaps the cross sectional shape of cold-rolled forming section reinforcing bar (10) is C type, L Xing, Shang type, U Xing, type, II type; Perhaps cast in place reinforced bar concrete hidden rib (6) has two when above, their parallel each other or quadrature or obliques or form grid.
6, a kind of concrete hollow board according to claim 1 is characterized in that at least a in rod member, rope, pier, pipe, little tube sheet or the sheet spare of described support draw piece (7); Perhaps support draw piece (7) and be the broken piece easy to break of easily broken structure; Perhaps support draw piece (7) and be movable part or knockdown pieces; Perhaps supportting draw piece (7) is the charges that can extract out; Perhaps support draw piece (7) and be arranged at the top or the bight of hollow mould shell (2); Perhaps hollow mould shell (2) is provided with at least one in groove (11), pit (12), chamfering (13), inner corner trim (14), the hole (15), and corresponding cast-in-situ reinforced concrete forms Cast-in-place concrete muscle, piece, bar, rod member or pier; Perhaps hollow mould shell (2) is provided with at least one in reinforcing rib (16), projection (17), the positive arc angle (18); Perhaps structure base plate (3) is provided with reinforcing rib (16).
7, according to the described a kind of concrete hollow board of arbitrary claim in the claim 1 to 6, it is characterized in that accompanying reinforce (19) among described structure base plate (3) or hollow mould shell (2) or both, reinforce (19) is at least a in reinforcing bar, steel wire, steel mesh reinforcement, gauze wire cloth, fiber, fleece or cloth, nonwoven, metal foil band, braid over braid, the strap; Perhaps the thickness of slab of structure base plate (3) is greater than the wall thickness of hollow mould shell (2); Perhaps structure base plate (3) or hollow mould shell (2) or both are extended with reinforce (19) simultaneously, are bonded to integral body with Cast-in-place concrete; Perhaps the position that contacts with structure base plate (3) of hollow mould shell (2) is interior puncture angle (20) or evagination right angle (21), the I-shaped cast in place reinforced bar concrete hidden rib of corresponding formation (6) or form step cast in place reinforced bar concrete hidden rib (6); Perhaps the surface of hollow mould shell (2) is the rough surface of waveform or zigzag or plucking; Perhaps hollow mould shell (2) is an inversed taper platform shape hollow mould shell; Perhaps structure base plate (3) flushes with the lateral surface of hollow mould shell (2) or stretches out and constitutes bridging piece (22), stretches out partly for local or whole.
8,, it is characterized in that described structure base plate (3) is for there being the structure base plate of hole (15) according to the described a kind of concrete hollow board of arbitrary claim in the claim 1 to 6; Perhaps structure base plate (3) is provided with the locating structure (23) of the downward tension that connects construction formwork; Perhaps partly or entirely fill or be pasted with light material (25) in the cavity (24) of hollow mould shell (2); Peripheral contour shape is the square bodily form, cuboid, the cylindrical or hexagon bodily form around after perhaps structure base plate (3) makes up with hollow mould shell (2); Perhaps the monnolithic case size of Cavity structural member (4) is ascending gradually changing; The wide end in chamber of the thickness of slab of the structure base plate (2) of respective cavities member (4) or cast-in-place structural time rib die cavity (5) is relatively large, from large to small, carries out the transition to the other end gradually, the respective steel reinforcement concrete hollow plate reckon the actual amount after a discount thickness from large to small, carry out the transition to the other end gradually; Perhaps hollow mould shell (2) and structure base plate (3) ways of connecting for gluedly is connected, is welded to connect, screw connects, cutting ferrule connection or Integratively formed connection; Perhaps be useful on the location thing (26) that is connected the location with hollow mould shell (2) on the structure base plate (3); Perhaps the location thing (26) on the structure base plate (3) is locating piece, positioning strip, posting, locating slot, locating ring or the reference column of protrusion; Perhaps hollow mould shell (2) is an outward flanging (27) or to the hollow mould shell (2) of in-flanges (28).
9, according to the described a kind of concrete hollow board of arbitrary claim in the claim 1 to 6, it is characterized in that described structure base plate (3) is the structure base plate of steel bar concrete, the cementitious materials of hollow mould shell (2) is cement, cement mortar, polymer cement, alkali slag cement, ground caustic coal ash cement, sulphate aluminium cement, ferrous aluminate cement, magnesia oxychloride cement, high alumina cement or organic resin glue, and hollow mould shell (2), structure base plate (3) are made with same material or different materials; Perhaps structure base plate (3) is the structure base plate of steel mesh reinforcement concrete or gauze wire cloth concrete, the cementitious materials of hollow mould shell (2) is cement, cement mortar, polymer cement, alkali slag cement, ground caustic coal ash cement, sulphate aluminium cement, ferrous aluminate cement, magnesia oxychloride cement, high alumina cement or organic resin glue, and hollow mould shell (2), structure base plate (3) are made with same material or different materials; Perhaps structure base plate (3) is the structure base plate from the stress steel bar concrete, the cementitious materials of hollow mould shell (2) is cement, cement mortar, polymer cement, alkali slag cement, ground caustic coal ash cement, sulphate aluminium cement, ferrous aluminate cement, magnesia oxychloride cement, high alumina cement or organic resin glue, and hollow mould shell (2), structure base plate (3) are made with same material or different materials; Perhaps structure base plate (3) is the structure base plate of polymer steel bar concrete, the cementitious materials of hollow mould shell (2) is cement, cement mortar, polymer cement, alkali slag cement, ground caustic coal ash cement, sulphate aluminium cement, ferrous aluminate cement, magnesia oxychloride cement, high alumina cement or organic resin glue, and hollow mould shell (2), structure base plate (3) are made with same material or different materials; The perhaps structure base plate made for wire mesh mortar of structure base plate (3), the cementitious materials of hollow mould shell (2) is cement, cement mortar, polymer cement, alkali slag cement, ground caustic coal ash cement, sulphate aluminium cement, ferrous aluminate cement, magnesia oxychloride cement, high alumina cement or organic resin glue, and hollow mould shell (2), structure base plate (3) are made with same material or different materials.
10,, it is characterized in that being provided with penetration pipe (29) or water pipe (30) in the close rib of described master (8), dark rib (6) or its combination according to the described a kind of concrete hollow board of arbitrary claim in the claim 1 to 6; The going to the bottom of perhaps main close rib (8), dark going to the bottom of rib (6) flush with going to the bottom of main frame (31), constitute no beam concrete hollow slab.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005101184802A CN100560375C (en) | 2002-02-15 | 2002-10-09 | Be used for the lower cutter of miniprinter and contain the cutter sweep of this lower cutter |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005101284800A Division CN100419177C (en) | 2003-05-20 | 2003-05-20 | Steel concrete hollow plate |
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| CN1891946A true CN1891946A (en) | 2007-01-10 |
| CN100467775C CN100467775C (en) | 2009-03-11 |
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| CNB2006101004310A Expired - Fee Related CN100467775C (en) | 2002-10-09 | 2003-05-20 | Steel reinforced concrete hollow slab |
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