CN101054826A - Hollow cavity member - Google Patents

Abstract

A cavity component includes a cavity mould shell (1) and a base plate (2) which are connected to a whole, at least two cavity mould shells are arranged interphasely on the base plate (2), whose side faces are constructed with the base plate (2) to at least one cast-in-situ construction secondary rib mould cavity (3), other side faces of the cavity mould shells (1) are constructed to side template of wall or beam or cast-in-situ construction secondary rib, characterized in that chamfering edges (5) are arranged on at least one side around upper of the cavity mould shell (1), at least one chamfering edges (5) are arranged in the cast-in-situ construction secondary rib mould cavity (3). The cavity component is adapted to use for hollow bridge, wall body, basic slab, room cover and hollow building cover of various of reinforced concrete cast-in-situ or prestressed reinforced concrete, especially use for the hollow building cover without beam.

Description

A kind of Cavity structural member

The application for the applying date be that June 26, application number in 2003 are 03149389.0, name is called the dividing an application of application for a patent for invention of " a kind of Cavity structural member ".

(1) technical field

The present invention relates to a kind of Cavity structural member.

(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 dark rib between contiguous prefabricated thin plate or the formwork, upper plate covers on the formwork, and connects as one with dark 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 difficult.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 ribs is arranged in it, during use member is placed on the supporter of floor gap, formation bonded to one another is whole between cast-in-place main rib, the shuttering member.When this kind member uses, be a kind of prefabricated noggin piece purely, the ribs in the die housing only is used to support formwork, can not participate in the whole stressed of superstructure.And when being applied in than the large spatial structure superstructure, its stress performance is also phase strain differential thereupon, do not have time rib between the cast-in-place main rib and connect, thereby make the size of main rib need the phase strain big, or the quantity of main rib increases, and causes material usage to increase, and cost increases.For this reason, the applicant has applied for that November 15 calendar year 2001 publication number is that CN1349028A, name are called " a kind of Comobined ribbed cavity member for spatial structure roof " patent of invention, its 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.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.After but this Cavity structural member is applied to superstructure, in the corner of the Cast-in-place concrete upper plate and the Cast-in-place concrete rib between the hollow mould shell on hollow mould shell top, superstructure stressed complicated, stress is more concentrated, easily produces crack even cracking destruction.Therefore, develop a kind of novel Cavity structural member for being badly in need of.

(3) summary of the invention

The object of the present invention is to provide a kind of Cavity structural member, be applied to superstructure after, can significantly improve the mechanical property of superstructure, reduce stress and concentrate, prevent the generation in crack, Cavity structural member also has characteristics such as simple in structure, that intensity is high, making is easy, cost is low simultaneously.

Solution of the present invention is on the basis of existing technology, include hollow mould shell, base plate, hollow mould shell and base plate connect into integral body, have two hollow mould shells on the base plate at least alternately, its side and base plate constitute at least one cast-in-place structural time rib die cavity, other lateral surface of hollow mould shell constitutes the side template of cast-in-place structural main rib or beam or wall, the one side at least all around, top that it is characterized in that described hollow mould shell is provided with chamfering, and at least one chamfering is arranged in the cast-in-place structural time rib die cavity.Like this, because the one side at least around the top of hollow mould shell is provided with chamfering, after Cavity structural member is applied to building cover structure, at chamfer site, can form the Cast-in-place concrete reinforcing rib, thereby can eliminate the stress concentration phenomenon of superstructure effectively, prevent the generation in crack, and can bear bigger point load effect and do not destroy, thereby reached purpose of the present invention, simultaneously, Cavity structural member also has simple in structure, the intensity height, make easily, characteristics such as cost is low, be applicable to the hollow building cover of various cast-in-situ reinforced concretes or pre-power steel bar 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 at least two chamferings are arranged in the cast-in-place structural time rib die cavity.

Feature of the present invention is that also described vertical chamfering is arranged in the cast-in-place structural time rib die cavity.

Feature of the present invention is that also described horizontal chamfering is arranged in the cast-in-place structural time rib die cavity.

Feature of the present invention also is on the hollow mould shell on described cast-in-place structural time rib die cavity top at least one chamfering is arranged.Like this, when Cavity structural member was applied in the Cast-in-place Concrete Building Floor, concrete poured in the cast-in-place structural time rib die cavity, and Cast-in-place concrete is in the mild transition of chamfered section potential energy, thereby had reduced the stress concentration phenomenon, had improved the mechanical property of Cast-in-place Concrete Building Floor greatly.

Feature of the present invention is that also the top of described hollow mould shell all is set to chamfering all around.Like this, when Cavity structural member is applied in the Cast-in-place Concrete Building Floor, build concrete after, formed the Cast-in-place concrete rib structure that the part of groined type is strengthened, improved the combination property of Cast-in-place Concrete Building Floor.

What feature of the present invention also was hollow mould shell and base plate contact site is interior puncture groove at least on one side.Like this, when Cavity structural member was applied in the Cast-in-place Concrete Building Floor, concrete poured in the interior puncture groove, combine with the concrete in its upper bevel, form the cast-in-place local inverted T-shaped concrete rib structure of strengthening that obtains, increased the effective stressed size of concrete rib, improved the combination property of Cast-in-place Concrete Building Floor greatly.

Feature of the present invention is that also the contact site of hollow mould shell and base plate all is interior puncture groove.Like this, when Cavity structural member is applied in the Cast-in-place Concrete Building Floor, concrete pours in the interior puncture groove, the Cast-in-place concrete rib has all formed the inverted T-shaped rib, improved the mechanical property of cast-in-situ concrete structure, simultaneously, concrete has significantly reduced the probability that produces cracking between Cast-in-place concrete and the prefabricated cavity member with the complete build-in of hollow mould shell.

Feature of the present invention also is to be provided with in the inferior rib die cavity of described adjacent cavities formwork at least one support draw piece, and the adjacent cavities formwork is connected to each other.Like this, owing in the inferior rib die cavity of adjacent cavities formwork, be provided with the support draw piece, adjacent formwork is connected to each other, hollow mould shell in the Cavity structural member involves each other by the support draw piece, thereby the intensity of Cavity structural member and rigidity are bigger, shock resistance is better, and its base plate is frangibility more not, and carrying is more convenient with construction.

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, when Cavity structural member was applied in the Cast-in-place Concrete Building Floor, after Cavity structural member installed, the support draw piece that can very conveniently fracture simply to make things convenient for the laying construction of reinforcing bar, was accelerated speed of application.

Feature of the present invention is that also described support draw piece is movable part or knockdown pieces.Like this, when Cavity structural member was applied in the Cast-in-place Concrete Building Floor, movable or dismountable support draw piece can be after Cavity structural member installs, and dismounting is reclaimed, and both can prevent base plate fracture or cracking, and recyclable again secondary uses, and reduces the cost of production of Cavity structural member.

Feature of the present invention is that also described support draw piece is the charges that can extract out.Like this, when Cavity structural member was applied in the Cast-in-place Concrete Building Floor, Cavity structural member can be extracted the support draw piece out after installing fast, has improved speed of application, and the recyclable secondary use of support draw piece, greatly reduced the cost of manufacture of Cavity structural member.

Feature of the present invention also is to be provided with in the described base plate at least one prestressed reinforcement or steel strand.Like this, be provided with the Cavity structural member of prestressed reinforcement or steel strand in the base plate, the intensity height can produce bigger elastic deformation and unlikely destruction when being hit, and overall performance is better, and its base plate is frangibility or cracking more not.

Feature of the present invention is that also other position of described hollow mould shell is provided with at least one in chamfering, groove, pit, inner corner trim, hole, reinforcing rib, projection, the positive arc angle.Like this, when Cavity structural member is applied in the Cast-in-place Concrete Building Floor, pours into concrete in groove, pit, chamfering, inner corner trim, the hole and form local Cast-in-place concrete and add competent structure, thereby make structure more reasonable.By projection found time in the position that do not stress in the Cast-in-place concrete, raised line, positive arc angle are carried out prefabricated component to weak force part and are strengthened, and can make the Cast-in-place Concrete Building Floor stress performance of using Cavity structural member better.

Feature of the present invention is that also described chamfering is an arc angle.Like this, when Cavity structural member was applied in the Cast-in-place Concrete Building Floor, concrete can pour into the bottom of hollow mould shell swimmingly along arc angle, had improved the stress concentration phenomenon at position, Cast-in-place concrete turning, had improved the quality of Cast-in-place Concrete Building Floor.

Feature of the present invention is that also described cast-in-place structural time rib die cavity has two when above, their parallel each other or quadrature or obliques or form grid.Like this, when Cavity structural member is applied in the Cast-in-place Concrete Building Floor, can form Cast-in-place concrete time rib parallel to each other or quadrature or oblique or formation grid style, thereby improve the mechanical property of Cast-in-place Concrete Building Floor.

Feature of the present invention is that also described base plate is provided with reinforcing rib.Like this, the setting of reinforcing rib on the base plate can improve its rupture strength and rigidity greatly, reduces the breakage rate of Cavity structural member in transportation, stacking or work progress.

Feature of the present invention also is to accompany reinforce among described base plate or hollow mould shell or both, 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, and perhaps the thickness of slab of base plate is greater than the wall thickness of hollow mould shell.Like this, being provided with the base plate of reinforce and the intensity of hollow mould shell has obtained improving greatly, simultaneously, the reinforce material selected for use when the diversity of reinforce material was convenient to produce, reduce production costs, the thickness of base plate can improve the rupture strength and the rigidity of base plate greatly 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 base plate or hollow mould shell or both are extended with reinforce simultaneously.Like this, when Cavity structural member was applied in the Cast-in-place Concrete Building Floor, the reinforce that stretches out had improved base plate or the bond stress of Cavity structural member in concrete greatly, can effectively prevent the phenomenon of Cast-in-place concrete and Cavity structural member mating face cracking.

Feature of the present invention is that also the surface of described hollow mould shell is corrugated or zigzag or plucking or other special-shaped rough surface.Like this, when Cavity structural member is applied in the Cast-in-place Concrete Building Floor, increase the contact area of hollow mould shell and Cast-in-place concrete, made it have the better performance that bonds, solved the problem of prefabricated and cast-in-place mating face cracking effectively.

Feature of the present invention is that also described hollow mould shell is an inversed taper platform shape hollow mould shell.Like this, when Cavity structural member is applied in the Cast-in-place Concrete Building Floor, can forms the Cast-in-place concrete structure of positive taper type, thereby satisfy force request.

Feature of the present invention is that also 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, when Cavity structural member is applied in the Cast-in-place Concrete Building Floor, its bridging piece that stretches out can replace engineering template, save construction cost, accelerated speed of application, simultaneously, if the outer edge of toss is arranged to various not syntenies, then can disperse concentrated stress effectively, prevent that prefabricated and cast-in-place mating face from producing the crack.

Feature of the present invention is that also described base plate is pertusate base plate.Like this, alleviate the weight of Cavity structural member base plate greatly, reduced the consumption of material, reduced cost of production, can make things convenient for the laying of various pipelines simultaneously.

Feature of the present invention is that also described 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, feet, small lugs or other device.Like this, when Cavity structural member is applied in the Cast-in-place Concrete Building Floor,, effectively prevented the hollow mould shell displacement, guaranteed that the internal structure of Cast-in-place Concrete Building Floor adheres to specification by the fixation of locating structure.

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 is at least a in foamed plastics, expanded perlite, expanded vermiculite, foaming or aerated light concrete, rock wool, mineral wool, glass wool, haydite or the haydite concrete.Like this, improved the shock resistance of hollow mould shell greatly, reduced breakage rate, simultaneously, Cavity structural member also has better sound insulation, heat insulation, heat-insulating property, and the diversity of light material can conveniently be drawn materials, and reduces production costs.

Feature of the present invention is that also the peripheral contour shape after the combination of described base plate and hollow mould shell is the square bodily form, cuboid, cylindrical, the hexagon bodily form, arc angle polygon or other shape.Like this, the diversity of the peripheral contour shape after the hollow mould shell combination can satisfy the different designs requirement, is convenient to construction application.

Feature of the present invention is that also the monnolithic case size of Cavity structural member is ascending gradually changing; The wide end in chamber of the thickness of slab of the 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.Like this, when Cavity structural member is applied in the Cast-in-place Concrete Building Floor, can be according to the designing requirement difference of cast-in-situ concrete structure, and adopt above-mentioned hollow mould shell that Cast-in-place Concrete Building Floor is done to strengthen in local, to satisfy the design needs.

Feature of the present invention also be described hollow mould shell and base plate ways of connecting for gluedly is connected, is welded to connect, screw connects, cutting ferrule connection or Integratively formed connection.Like this, can in several ways hollow mould shell and base plate be linked into an integrated entity, reduce the production difficulty, improve production efficiency.

Feature of the present invention also is to be useful on the described base plate location thing that is connected the location with hollow mould shell.Like this, the setting of location thing can make hollow mould shell and base plate accurately locate butt joint, improves the product quality of Cavity structural member, is convenient to hollow mould shell and fast docks binding.

Feature of the present invention also is locating piece, positioning strip, posting, locating slot, locating ring or the reference column of described location thing for protruding.Like this, location thing variation can be satisfied the positioning requirements of different hollow mould shells.

Feature of the present invention is that also hollow mould shell is an outward flanging or to the hollow mould shell of in-flanges.Like this, the different requirements that can use in Cast-in-place Concrete Building Floor according to hollow mould shell are provided with flanging or in-flanges, make use more convenient simple.

Feature of the present invention is that also described base plate is steel bar concrete, steel mesh reinforcement concrete, gauze wire cloth concrete, the base plate made from stress steel bar concrete, polymer steel bar concrete or wire mesh mortar, 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, base plate are made with same material or different materials.Like this, the diversity of hollow mould shell and base plate manufacturing materials can make things convenient for its making to draw materials nearby, reduces production costs.

(4) description of drawings

Fig. 1 is the structural representation of the embodiment of the invention 1.In the accompanying drawing, 1 is hollow mould shell, and 2 is base plate, and 3 is cast-in-place structural time rib die cavity, and 4 is lateral surface, and 5 is chamfering, below in each accompanying drawing, number identically, its explanation is identical.As shown in Figure 1, two hollow mould shells 1 alternately, constitute cast-in-place structural time rib die cavity 3 on base plate 2, and the top of its hollow mould shell 1 is provided with chamfering 5, are illustrated as chamfering 5 and are arranged on the two relative lateral surfaces 4 of the top of hollow mould shell 1.

Fig. 2 is the structural representation of the embodiment of the invention 2, and two hollow mould shells 1 alternately, constitute cast-in-place structural time rib die cavity 3 on base plate 2, respectively be provided with chamfering 5 on the hollow mould shell 1 on its cast-in-place structural time rib die cavity 3 tops.

Fig. 3 is the structural representation of the embodiment of the invention 3, and two hollow mould shells 1 alternately, constitute cast-in-place structural time rib die cavity 3 on base plate 2, be provided with chamfering 5 around the top of its hollow mould shell 1.

Fig. 4 is the structural representation of the embodiment of the invention 4, and two hollow mould shells 1 alternately, constitute cast-in-place structural time rib die cavity 3 on base plate 2, its hollow mould shell 1 position that contacts with base plate 2, puncture groove 6 in being set in the inferior rib die cavity 3 of cast-in-place structural.

Fig. 5 is the structural representation of the embodiment of the invention 5, and two hollow mould shells 1 alternately, constitute cast-in-place structural time rib die cavity 3 on base plate 2, puncture groove 6 in its hollow mould shell 1 all is set to base plate 2 contacted positions.

Fig. 6 is the structural representation of the embodiment of the invention 6, and two hollow mould shells 1 alternately, constitute cast-in-place structural time rib die cavity 3 on base plate 2, secondly is provided with a support draw piece 7 in rib die cavity 3 adjacent cavities formwork 1 is connected.

Fig. 7 is the structural representation of the embodiment of the invention 7, and two hollow mould shells 1 alternately, constitute cast-in-place structural time rib die cavity 3 on base plate 2, is provided with two support draw pieces 7 in the inferior rib die cavity 3 adjacent cavities formwork 1 is connected, and its support draw piece 7 is a rod member.

Fig. 8 is the structural representation of the embodiment of the invention 8, and two hollow mould shells 1 alternately, constitute cast-in-place structural time rib die cavity 3 on base plate 2, is provided with two support draw pieces 7 in the inferior rib die cavity 3 adjacent cavities formwork 1 is connected, and its support draw piece 7 is the activity knockdown pieces.

Fig. 9 is the structural representation of the embodiment of the invention 9, two hollow mould shells 1 alternately, constitute cast-in-place structural time rib die cavity 3 on base plate 2, be provided with two support draw pieces 7 in the inferior rib die cavity 3 adjacent cavities formwork 1 is connected, its support draw piece 7 is the charges that can extract out, is illustrated as wood particle.

Figure 10 is the structural representation of the embodiment of the invention 10, and two hollow mould shells 1 alternately, constitute cast-in-place structural time rib die cavity 3 on base plate 2, be provided with many prestressed reinforcements 8 in its base plate 2.

Figure 11 is the structural representation of the embodiment of the invention 11, and two hollow mould shells 1 alternately, constitute cast-in-place structural time rib die cavity 3 on base plate 2, be provided with chamfering 5, groove 6, pit 9 and inner corner trim 10 on its hollow mould shell 1 simultaneously.

Figure 12 is the structural representation of the embodiment of the invention 12, and two hollow mould shells 1 alternately, constitute cast-in-place structural time rib die cavity 3 on base plate 2, be provided with chamfering 5, groove 6, inner corner trim 10 and hole 11 on its hollow mould shell 1 simultaneously.

Figure 13 is the structural representation of the embodiment of the invention 13, and two hollow mould shells 1 alternately, constitute cast-in-place structural time rib die cavity 3 on base plate 2, be provided with chamfering 5, groove 6, reinforcing rib 12, projection 13 and positive arc angle 14 on its hollow mould shell 1 simultaneously.

Figure 14 is the structural representation of the embodiment of the invention 14, and alternately, the chamfering 5 that is provided with around the top of its hollow mould shell 1 is an arc angle on base plate 2 for four hollow mould shells 1.

Figure 15 is the structural representation of the embodiment of the invention 15, and five hollow mould shells 1 alternately, form four cast-in-place structurals that are parallel to each other time rib die cavity 3 on base plate 2.

Figure 16 is the structural representation of the embodiment of the invention 16, and two hollow mould shells 1 alternately, constitute cast-in-place structural time rib die cavity 3 on base plate 2, and its base plate 2 is provided with reinforcing rib 12.

Figure 17 is the structural representation of the embodiment of the invention 17, two hollow mould shells 1 on base plate 2 alternately, constitute cast-in-place structural time rib die cavity 3, accompany reinforce 15 in its base plate 2 and the hollow mould shell 1, the reinforce 15 that accompanies in the diagram hollow mould shell 1 is the metal foil band, the reinforce 15 that accompanies in the base plate 2 is metal foil band and reinforcing bar, and the thickness of slab of base plate 2 is greater than the wall thickness of hollow mould shell 1.

Figure 18 is the structural representation of the embodiment of the invention 18, and two hollow mould shells 1 alternately, constitute cast-in-place structural time rib die cavity 3 on base plate 2, and the surface of its hollow mould shell 1 is a waveform.

Figure 19 is the structural representation of the embodiment of the invention 19, and two hollow mould shells 1 alternately, constitute cast-in-place structural time rib die cavity 3 on base plate 2, and its hollow mould shell 1 is an inversed taper platform shape hollow mould shell.

Figure 20 is the structural representation of the embodiment of the invention 20, and two hollow mould shells 1 alternately, constitute cast-in-place structural time rib die cavity 3 on base plate 2, and its base plate 2 has the lateral surface 4 of both sides and hollow mould shell 1 to flush, and both sides are stretched out lateral surface 4 and constituted bridging pieces 16 in addition.

Figure 21 is the structural representation of the embodiment of the invention 21, two hollow mould shells 1 on base plate 2 alternately, constitute cast-in-place structural time rib die cavity 3, its base plate 2 is provided with the locating structure 17 of the downward tension that is used to connect construction formwork, and illustrated position structure 17 is draw ring and drag hook.

Figure 22 is the structural representation of the embodiment of the invention 22, two hollow mould shells 1 on base plate 2 alternately, constitute cast-in-place structural time rib die cavity 3, the monnolithic case size of its Cavity structural member is ascending gradually changing, the changing in the opposite direction of the change direction of base plate 2 and hollow mould shell 1.

Figure 23 is the structural representation of the embodiment of the invention 23, and two hollow mould shells 1 alternately, constitute cast-in-place structural time rib die cavity 3 on base plate 2, and its hollow mould shell 1 is connected for gluing with the connected mode of base plate 2.

Figure 24 is the structural representation of the embodiment of the invention 24, and two hollow mould shells 1 alternately, constitute cast-in-place structural time rib die cavity 3 on base plate 2, and its hollow mould shell 1 is set to flanging 20 with base plate 2 places of engaging.

Figure 25 is the structural representation of the embodiment of the invention 25, and two hollow mould shells 1 alternately, constitute cast-in-place structural time rib die cavity 3 on base plate 2, and its hollow mould shell 1 is set to in-flanges 21 with base plate 2 places of engaging.

(5) specific embodiment

The present invention is further illustrated below in conjunction with drawings and Examples.

The present invention as shown in drawings, include hollow mould shell 1, base plate 2, hollow mould shell 1 connects into integral body with base plate 2, have two hollow mould shells 1 on the base plate 2 at least alternately, its side and base plate 2 constitute at least one cast-in-place structural time rib die cavity 3, other lateral surface 4 of hollow mould shell 1 constitutes the side template of cast-in-place structural main ribs or beam or wall, it is characterized in that on one side being provided with chamfering 5 at least around the top of described hollow mould shell 1, and at least one chamfering 5 is arranged in the inferior rib die cavity 3 of cast-in-place structural.Fig. 1 is the structural representation of the embodiment of the invention 1.In the accompanying drawing, 1 is hollow mould shell, and 2 is base plate, and 3 is cast-in-place structural time rib die cavity, and 4 is lateral surface, and 5 is chamfering, below in each accompanying drawing, number identically, its explanation is identical.As shown in Figure 1, two hollow mould shells 1 alternately, constitute cast-in-place structural time rib die cavity 3 on base plate 2, and the top of its hollow mould shell 1 is provided with chamfering 5, are illustrated as chamfering 5 and are arranged on the two relative lateral surfaces 4 of the top of hollow mould shell 1.As Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 7, Fig. 8, Fig. 9, Figure 10, shown in Figure 25, include hollow mould shell 1, base plate 2, hollow mould shell 1 connects into integral body with base plate 2, two hollow mould shells 1 are arranged alternately on the base plate 2, its side and base plate 2 constitute cast-in-place structural time rib die cavity 3, other lateral surface 4 of hollow mould shell 1 constitutes the side template of cast-in-place structural main rib or beam or wall, is provided with chamfering 5 around the top of its described hollow mould shell 1, and chamfering 5 is arranged in the cast-in-place structural time rib die cavity 3.

Feature of the present invention is that also described at least two chamferings 5 are arranged in the cast-in-place structural time rib die cavity 3.As Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 7, Fig. 8, Fig. 9, Figure 10, shown in Figure 25, two chamferings 5 are arranged in the cast-in-place structural time rib die cavity 3.

Feature of the present invention is that also described vertical chamfering 5 is arranged in the cast-in-place structural time rib die cavity 3.As Fig. 9, shown in Figure 25, vertical chamfering 5 is arranged in the cast-in-place structural time rib die cavity 3.

Feature of the present invention is that also described horizontal chamfering 5 is arranged in the cast-in-place structural time rib die cavity 3.As Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 7, Fig. 8, Fig. 9, Figure 10, shown in Figure 25, laterally chamfering 5 is arranged in the cast-in-place structural time rib die cavity 3.

Feature of the present invention also is on the hollow mould shell 1 on described cast-in-place structural time rib die cavity 3 tops at least one chamfering 5 is arranged.Fig. 2 is the structural representation of the embodiment of the invention 2, and two hollow mould shells 1 alternately, constitute cast-in-place structural time rib die cavity 3 on base plate 2, respectively be provided with chamfering 5 on the hollow mould shell 1 on its cast-in-place structural time rib die cavity 3 tops.

Feature of the present invention is that also the top of described hollow mould shell 1 all is set to chamfering 5 all around.Fig. 3 is the structural representation of the embodiment of the invention 3, and two hollow mould shells 1 alternately, constitute cast-in-place structural time rib die cavity 3 on base plate 2, be provided with chamfering 5 around the top of its hollow mould shell 1.

Feature of the present invention is that also hollow mould shell 1 and one side at least of base plate 2 contacts site are interior puncture groove 6.Fig. 4 is the structural representation of the embodiment of the invention 4, and two hollow mould shells 1 alternately, constitute cast-in-place structural time rib die cavity 3 on base plate 2, its hollow mould shell 1 position that contacts with base plate 2, puncture groove 6 in being set in the inferior rib die cavity 3 of cast-in-place structural.

Feature of the present invention is that also the hollow mould shell 1 and the contact site of base plate 2 all are interior puncture groove 6.Fig. 5 is the structural representation of the embodiment of the invention 5, and two hollow mould shells 1 alternately, constitute cast-in-place structural time rib die cavity 3 on base plate 2, puncture groove 6 in its hollow mould shell 1 all is set to base plate 2 contacted positions.

Feature of the present invention also is to be provided with in the inferior rib die cavity 3 of described adjacent cavities formwork 1 at least one support draw piece 7, and adjacent cavities formwork 1 is connected to each other.Fig. 6 is the structural representation of the embodiment of the invention 6, and two hollow mould shells 1 alternately, constitute cast-in-place structural time rib die cavity 3 on base plate 2, secondly is provided with a support draw piece 7 in rib die cavity 3 adjacent cavities formwork 1 is connected.

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.Fig. 7 is the structural representation of the embodiment of the invention 7, and two hollow mould shells 1 alternately, constitute cast-in-place structural time rib die cavity 3 on base plate 2, is provided with two support draw pieces 7 in the inferior rib die cavity 3 adjacent cavities formwork 1 is connected, and its 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 7, two hollow mould shells 1 alternately, constitute cast-in-place structural time rib die cavity 3 on base plate 2, be provided with two support draw pieces 7 in the inferior rib die cavity 3 adjacent cavities formwork 1 is connected, and its support draw piece 7 is a broken piece easy to break.

Feature of the present invention is that also described support draw piece 7 is movable part or knockdown pieces.Fig. 8 is the structural representation of the embodiment of the invention 8, and two hollow mould shells 1 alternately, constitute cast-in-place structural time rib die cavity 3 on base plate 2, is provided with two support draw pieces 7 in the inferior rib die cavity 3 adjacent cavities formwork 1 is connected, and its support draw piece 7 is the activity knockdown pieces.

Feature of the present invention is that also described support draw piece 7 is the charges that can extract out.Fig. 9 is the structural representation of the embodiment of the invention 9, two hollow mould shells 1 alternately, constitute cast-in-place structural time rib die cavity 3 on base plate 2, be provided with two support draw pieces 7 in the inferior rib die cavity 3 adjacent cavities formwork 1 is connected, its support draw piece 7 is the charges that can extract out, is illustrated as wood particle.

Feature of the present invention also is to be provided with in the described base plate 2 at least one prestressed reinforcement or steel strand 8.Figure 10 is the structural representation of the embodiment of the invention 10, and two hollow mould shells 1 alternately, constitute cast-in-place structural time rib die cavity 3 on base plate 2, be provided with many prestressed reinforcements 8 in its base plate 2.

Feature of the present invention is that also other position of described hollow mould shell 1 is provided with at least one in chamfering 5, groove 6, pit 9, inner corner trim 10, hole 11, reinforcing rib 12, projection 13, the positive arc angle 14.Figure 11 is the structural representation of the embodiment of the invention 11, and two hollow mould shells 1 alternately, constitute cast-in-place structural time rib die cavity 3 on base plate 2, be provided with chamfering 5, groove 6, pit 9 and inner corner trim 10 on its hollow mould shell 1 simultaneously.Figure 12 is the structural representation of the embodiment of the invention 12, and two hollow mould shells 1 alternately, constitute cast-in-place structural time rib die cavity 3 on base plate 2, be provided with chamfering 5, groove 6, inner corner trim 10 and hole 11 on its hollow mould shell 1 simultaneously.Figure 13 is the structural representation of the embodiment of the invention 13, and two hollow mould shells 1 alternately, constitute cast-in-place structural time rib die cavity 3 on base plate 2, be provided with chamfering 5, groove 6, reinforcing rib 12, projection 13 and positive arc angle 14 on its hollow mould shell 1 simultaneously.

Feature of the present invention is that also described chamfering 5 is arc angle.Figure 14 is the structural representation of the embodiment of the invention 14, and alternately, the chamfering 5 that is provided with around the top of its hollow mould shell 1 is an arc angle on base plate 2 for four hollow mould shells 1.

Feature of the present invention is that also described cast-in-place structural time rib die cavity 3 has two when above, their parallel each other or quadrature or obliques or form grid.As shown in figure 14, four hollow mould shells 1 alternately, form the cast-in-place structural time rib die cavity 3 of two mutually orthogonals on base plate 2.Figure 15 is the structural representation of the embodiment of the invention 15, and five hollow mould shells 1 alternately, form four cast-in-place structurals that are parallel to each other time rib die cavity 3 on base plate 2.

Feature of the present invention is that also described base plate 2 is provided with reinforcing rib 12.Figure 16 is the structural representation of the embodiment of the invention 16, and two hollow mould shells 1 alternately, constitute cast-in-place structural time rib die cavity 3 on base plate 2, and its base plate 2 is provided with reinforcing rib 12.

Feature of the present invention also is to accompany reinforce 15 among described base plate 2 or hollow mould shell 1 or both, reinforce 15 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, and perhaps the thickness of slab of base plate 2 is greater than the wall thickness of hollow mould shell 1.Figure 17 is the structural representation of the embodiment of the invention 17, two hollow mould shells 1 on base plate 2 alternately, constitute cast-in-place structural time rib die cavity 3, accompany reinforce 15 in its base plate 2 and the hollow mould shell 1, the reinforce 15 that accompanies in the diagram hollow mould shell 1 is the metal foil band, the reinforce 15 that accompanies in the base plate 2 is metal foil band and reinforcing bar, and the thickness of slab of base plate 2 is greater than the wall thickness of hollow mould shell 1.

Feature of the present invention is that also described base plate 2 or hollow mould shell 1 or both are extended with reinforce 15 simultaneously.As shown in figure 17, all be extended with metal foil band reinforce 15 on its base plate 2 and the hollow mould shell 1.

Feature of the present invention is that also the surface of described hollow mould shell 1 is corrugated or zigzag or plucking or other special-shaped rough surface.Figure 18 is the structural representation of the embodiment of the invention 18, and two hollow mould shells 1 alternately, constitute cast-in-place structural time rib die cavity 3 on base plate 2, and the surface of its hollow mould shell 1 is a waveform.

Feature of the present invention is that also described hollow mould shell 1 is inversed taper platform shape hollow mould shell.Figure 19 is the structural representation of the embodiment of the invention 19, and two hollow mould shells 1 alternately, constitute cast-in-place structural time rib die cavity 3 on base plate 2, and its hollow mould shell 1 is an inversed taper platform shape hollow mould shell.

Feature of the present invention is also that base plate 2 flushes with the lateral surface 4 of hollow mould shell 1 or stretches out and constitutes bridging piece 16, stretches out partly for local or all.Figure 20 is the structural representation of the embodiment of the invention 20, and two hollow mould shells 1 alternately, constitute cast-in-place structural time rib die cavity 3 on base plate 2, and its base plate 2 has the lateral surface 4 of both sides and hollow mould shell 1 to flush, and both sides are stretched out lateral surface 4 and constituted bridging pieces 16 in addition.

Feature of the present invention is that also described base plate 2 is for there being the base plate of hole 11.As shown in figure 20, two hollow mould shells 1 alternately, constitute cast-in-place structural time rib die cavity 3 on base plate 2, and its base plate 2 is for being provided with the base plate of a plurality of holes 11.

Feature of the present invention is that also described base plate 2 is provided with the locating structure 17 of the downward tension that connects construction formwork.Locating structure 17 can be draw ring, drag hook, iron wire, feet, small lugs or other device.Figure 21 is the structural representation of the embodiment of the invention 21, two hollow mould shells 1 on base plate 2 alternately, constitute cast-in-place structural time rib die cavity 3, its base plate 2 is provided with the locating structure 17 of the downward tension that is used to connect construction formwork, and illustrated position structure 17 is draw ring and drag hook.

Feature of the present invention also is the cavity inside branch of described hollow mould shell 1 or all fills or be pasted with light material 18.Light material 18 is at least a in foamed plastics, expanded perlite, expanded vermiculite, foaming or aerated light concrete, rock wool, mineral wool, glass wool, haydite or the haydite concrete.As shown in figure 21, two hollow mould shells 1 alternately, constitute cast-in-place structural time rib die cavity 3 on base plate 2, all be filled with light material 18 in the cavity of its hollow mould shell 1, and diagram light material 18 is an expanded perlite.

Feature of the present invention is that also the peripheral contour shape after described base plate 2 and hollow mould shell 1 combination is the square bodily form, cuboid, cylindrical, the hexagon bodily form, arc angle polygon or other shape.As shown in figure 21, two hollow mould shells 1 alternately, constitute cast-in-place structural time rib die cavity 3 on base plate 2, and the peripheral contour shape after its base plate 2 and hollow mould shell 1 combination is a cuboid.

Feature of the present invention is that also the monnolithic case size of Cavity structural member is ascending gradually changing; The wide end in chamber of the thickness of slab of the base plate 2 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.Figure 22 is the structural representation of the embodiment of the invention 22, two hollow mould shells 1 on base plate 2 alternately, constitute cast-in-place structural time rib die cavity 3, the monnolithic case size of its Cavity structural member is ascending gradually changing, the changing in the opposite direction of the change direction of base plate 2 and hollow mould shell 1.

Feature of the present invention also be described hollow mould shell 1 and base plate 2 ways of connecting for gluedly is connected, is welded to connect, screw connects, cutting ferrule connection or Integratively formed connection.Figure 23 is the structural representation of the embodiment of the invention 23, and two hollow mould shells 1 alternately, constitute cast-in-place structural time rib die cavity 3 on base plate 2, and its hollow mould shell 1 is connected for gluing with the connected mode of base plate 2.

Feature of the present invention also is to be useful on the described base plate 2 the location thing 19 that is connected the location with hollow mould shell 1.As shown in figure 23, two hollow mould shells 1 alternately, constitute cast-in-place structural time rib die cavity 3 on base plate 2, be useful on the location thing 19 that hollow mould shell 1 connects the location on its base plate 2.

Feature of the present invention also is locating piece, positioning strip, posting, locating slot, locating ring or the reference column of described location thing 19 for protruding.As shown in figure 23, two hollow mould shells 1 alternately, constitute cast-in-place structural time rib die cavity 3 on base plate 2, its location thing 19 locating pieces for protruding.

Feature of the present invention is that also hollow mould shell 1 is for outward flanging 20 or to the hollow mould shell 1 of in-flanges 21.Figure 24 is the structural representation of the embodiment of the invention 24, and two hollow mould shells 1 alternately, constitute cast-in-place structural time rib die cavity 3 on base plate 2, and its hollow mould shell 1 is set to flanging 20 with base plate 2 places of engaging.Figure 25 is the structural representation of the embodiment of the invention 25, and two hollow mould shells 1 alternately, constitute cast-in-place structural time rib die cavity 3 on base plate 2, and its hollow mould shell 1 is set to in-flanges 21 with base plate 2 places of engaging.

Feature of the present invention also is the base plate that described base plate 2 is made for steel bar concrete, steel mesh reinforcement concrete, gauze wire cloth concrete, from stress steel bar concrete, polymer steel bar concrete or wire mesh mortar, the cementitious materials of hollow mould shell 1 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 1, base plate 2 usefulness same materials or different materials are made.

During the invention process, can make the hollow mould shell 1 of band chamfering 5 earlier of the cement glass fiber, then, pour in the mould slip (as cement mortar or concrete) of the base plate 2 that mixes and stirs into the vibratory compaction moulding, at it not during setting and harden, prefabricated two or more hollow mould shell 1 is fastened on it at interval, be bonded to integral body, treat the demoulding behind its setting and harden, maintenance promptly gets Cavity structural member to stipulating the length of time.

Claims (10)

1, a kind of Cavity structural member, include hollow mould shell (1), base plate (2), hollow mould shell (1) connects into integral body with base plate (2), have two hollow mould shells (1) at least alternately on the base plate (2), its side and base plate (2) constitute at least one cast-in-place structural time rib die cavity (3), other lateral surface (4) of hollow mould shell (1) constitutes the side template of cast-in-place structural main rib or beam or wall, the one side at least all around, top that it is characterized in that described hollow mould shell (1) is provided with chamfering (5), and at least one chamfering (5) is arranged in the cast-in-place structural time rib die cavity (3).

2, a kind of Cavity structural member according to claim 1 is characterized in that at least two chamferings (5) are arranged in the cast-in-place structural time rib die cavity (3).

3, a kind of Cavity structural member according to claim 1 is characterized in that vertical chamfering (5) is arranged in the cast-in-place structural time rib die cavity (3).

4, a kind of Cavity structural member according to claim 1 is characterized in that horizontal chamfering (5) is arranged in the cast-in-place structural time rib die cavity (3).

5, a kind of Cavity structural member according to claim 1 is characterized in that on the hollow mould shell (1) on described cast-in-place structural time rib die cavity (3) top at least one chamfering (5) being arranged; Perhaps all be set to chamfering (5) around the top of hollow mould shell (1); Perhaps hollow mould shell (1) is an interior puncture groove (6) with one side at least of base plate (2) contact site; Perhaps hollow mould shell (1) all is an interior puncture groove (6) with the contact site of base plate (2).

6, a kind of Cavity structural member according to claim 1 is characterized in that being provided with in the inferior rib die cavity (3) of described adjacent cavities formwork (1) at least one support draw piece (7), and adjacent cavities formwork (1) is connected to each other; Perhaps support at least a in rod member, rope, pier, pipe, little tube sheet or the sheet spare of 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.

7, a kind of Cavity structural member according to claim 1 is characterized in that being provided with in the described base plate (2) at least one prestressed reinforcement or steel strand (8); Perhaps other position of hollow mould shell (1) is provided with at least one in chamfering (5), groove (6), pit (9), inner corner trim (10), hole (11), reinforcing rib (12), projection (13), the positive arc angle (14); Perhaps chamfering (5) is an arc angle.

8,, it is characterized in that described cast-in-place structural time rib die cavity (3) has two when above, their parallel each other or quadrature or obliques or form grid according to the described a kind of Cavity structural member of arbitrary claim in the claim 1 to 7; Perhaps base plate (2) is provided with reinforcing rib (12); Perhaps accompany reinforce (15) among base plate (2) or hollow mould shell (1) or both, reinforce (15) 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, and perhaps the thickness of slab of base plate (2) is greater than the wall thickness of hollow mould shell (1); Perhaps base plate (2) or hollow mould shell (1) or both are extended with reinforce (15) simultaneously; Perhaps the surface of hollow mould shell (1) is corrugated or zigzag or plucking or other special-shaped rough surface; Perhaps hollow mould shell (1) is an inversed taper platform shape hollow mould shell.

9, according to the described a kind of Cavity structural member of arbitrary claim in the claim 1 to 7, it is characterized in that base plate (2) flushes with the lateral surface (4) of hollow mould shell (1) or stretches out and constitute bridging piece (16), stretch out partly for local or all; Perhaps base plate (2) is for there being the base plate of hole (11); Perhaps base plate (2) is provided with the locating structure (17) of the downward tension that connects construction formwork; Perhaps the cavity inside of hollow mould shell (1) divides or all fills or be pasted with light material (18); Perhaps the peripheral contour shape after the combination of base plate (2) and hollow mould shell (1) is the square bodily form, cuboid, cylindrical, the hexagon bodily form, arc angle polygon or other shape; Perhaps the monnolithic case size of Cavity structural member is ascending gradually changing; The wide end in chamber of the thickness of slab of the base plate of respective cavities member (2) 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.

10, according to the described a kind of Cavity structural member of arbitrary claim in the claim 1 to 7, it is characterized in that described hollow mould shell (1) and base plate (2) 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 (19) that is connected the location with hollow mould shell (1) on the base plate (2); Perhaps locate locating piece, positioning strip, posting, locating slot, locating ring or the reference column of thing (19) for protruding; Perhaps hollow mould shell (1) is an outward flanging (20) or to the hollow mould shell (1) of in-flanges (21); The base plate that perhaps described base plate (2) is steel bar concrete, steel mesh reinforcement concrete, gauze wire cloth concrete, make from stress steel bar concrete, polymer steel bar concrete or wire mesh mortar, the cementitious materials of hollow mould shell (1) 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 (1), base plate (2) are made with same material or different materials.

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