CN100554617C - A kind of concrete hollow board - Google Patents

Abstract

A kind of concrete hollow board, comprise steel bar concrete (1), cavity former component (2), cavity former component (2) is wrapped up in and is contained in the steel bar concrete (1), cavity former component (2) alternately, be cast-in-situ reinforced concrete rib (3) each other, cavity former component (2) comprises upper plate (4), sidewall (5) on every side, go to the bottom (6), upper plate (4), sidewall (5) on every side, go to the bottom (6) surround polyhedron cavity former component (2), (6) sidewall (5) around at least one of going to the bottom stretches out and constitutes bridging piece (7), the go to the bottom bottom surface of (6) flushes with the bottom surface of cast-in-situ reinforcing steel bar concrete hollow slab, it is characterized in that the vertical hole (8) that has at least one Cast-in-place concrete to pour into a mould usefulness runs through upper plate (4) surface of cavity former component (2) on cavity former component (2), the other end is communicated on go to the bottom (6), and Cast-in-place concrete has formed Cast-in-place concrete rod member (9) in hole (8).Be applicable to cast-in-situ reinforcing steel bar concrete hollow slab, superstructure, roof system, body of wall, sole plate and hollow bridges use.

Description

A kind of concrete hollow board

(1) technical field

The present invention relates to a kind of concrete hollow board.

(2) background technology

At present, cast-in-situ reinforcing steel bar concrete hollow slab is to use wider floor structural form, and the lightening permanent loose tool of filling in it has various hollow sections and box, and box has hollow or solid.Is that ZL99249798.1, name are called " filling reinforced concrete fiber reinforcement type thin-wall member " utility model patent as the applicant in the patent No. of application on November 29th, 1999, it discloses a kind of thin-wall mould-shell member, comprise upper plate, on every side sidewall, go to the bottom, upper plate, on every side sidewall, going to the bottom surrounds the polyhedron cavity.And for example Shijiazhuang City, Hebei Province city beam army is that ZL00203695.9, name are called " combination concrete hidden rib concrete hollow board plate " utility model patent in the patent No. of application on February 23rd, 2000, a kind of shuttering member is disclosed in its manual, it can be solid, also can be hollow, its profile can be made shapes such as rectangle, circle, polygon according to designing requirement.And for example the Yu Shaohua of Tianjin is that ZL93206310.1, name are called " shuttering member " utility model patent in the patent No. of application on March 20th, 1993, it also discloses a kind of thin-wall mould-shell member, it makes totally-enclosed empty stomach polyhedral structure with the sidewall and the upper and lower end, establish ribs in the die housing, and adopt GRC or magnesium chloride GRC or do not have the manufacturing of sand ﹠ ceramsite cement.The applicant is 01140106.0 in the application number of application on November 23 calendar year 2001 for another example, publication number is CN1356442, name is called " a kind of mould with cavity structure for casting reinforced concrete floor slab " application for a patent for invention, its disclosed mould with cavity structure, comprise " upper plate; sidewall on every side; go to the bottom; upper plate; sidewall on every side; going to the bottom surrounds the polyhedron cavity former component, this cavity former component has in light weight, the intensity height, simple in structure, characteristics such as convenient construction and transport, simultaneously, when reality is used, going to the bottom, it is stressed to participate in, and can hang the greater weight object and in-situ deposited prefabricated bonding surface does not ftracture, in addition, this kind polyhedron cavity former component, in order to save construction formwork, go to the bottom also and can stretch out the formation bridging piece from sidewall on every side, bridging piece can be used as the stay in place formwork of the Cast-in-place concrete rib between the cavity former component, helps improving speed of application, reduces construction cost.Simultaneously, this cavity former component also has simple in structure, characteristics such as intensity is high, resistance to deformation, the anti-vibration performance is good, easy to manufacture, cost is low.But the stressed and Force transmission parts of no-reinforcing-bar concrete hollow board in this cavity former component particularly when the cavity former component size is big, shows more obviously.Therefore, 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, have that mechanical property is good, characteristics such as easy construction, cost are low.

Solution of the present invention is on the basis of existing technology, comprise steel bar concrete, cavity former component, cavity former component is wrapped up in and is contained in the steel bar concrete, cavity former component alternately, be the cast-in-situ reinforced concrete rib each other, cavity former component comprises upper plate, sidewall on every side, go to the bottom, upper plate, sidewall on every side, go to the bottom and surround the polyhedron cavity former component, go to the bottom and stretch out the formation bridging piece from least one sidewall on every side, the bottom surface of going to the bottom flushes with the bottom surface of cast-in-situ reinforcing steel bar concrete hollow slab, it is characterized in that the vertical hole that has at least one Cast-in-place concrete to pour into a mould usefulness runs through the upper panel surface of cavity former component on cavity former component, on the other end was communicated to and goes to the bottom, Cast-in-place concrete had formed the Cast-in-place concrete rod member in hole.Like this, because cavity former component is provided with the upper panel surface that the vertical hole die cavity of Cast-in-place concrete cast usefulness runs through cavity former component, on the other end is communicated to and goes to the bottom, Cast-in-place concrete enters in the hole die cavity, after treating setting and harden, form Cast-in-place concrete post or pier or bar, thereby in cavity former component, formed the stressed and Force transmission parts of concrete hollow board, further improve the mechanical property of concrete hollow board, particularly improved the shearing resistance of concrete hollow board, antitorque mechanical property; And, characteristics such as concrete hollow board has also that construction cost is low, easy construction, speed of application are fast, thereby reached purpose of the present invention, the hollowcore slab, superstructure, roof system, body of wall, sole plate and the hollow bridges that are applicable to cast-in-situ reinforced concrete or prestressed reinforced concrete are used, and are particularly useful for hollow arch without beam and use.

Feature of the present invention also is also to be provided with on the described cavity former component hole of other direction, and runs through the surface of cavity former component, and Cast-in-place concrete is the corresponding Cast-in-place concrete rod member that also formed in hole.Like this, Cast-in-place concrete pours in the die cavity of above-mentioned hole, and the corresponding superimposed rod member of Cast-in-place concrete that formed has been strengthened the structural strength of concrete hollow board from different directions, has increased substantially the comprehensive mechanical property of concrete hollow board.

Feature of the present invention also is the axis of described a plurality of holes in a plane or in Different Plane, is each other to intersect or grade separation or be arranged in parallel.Like this, Cast-in-place concrete pours in the above-mentioned hole die cavity, correspondingly formed that axis being each other on a plane or in Different Plane intersects or grade separation or the superimposed rod member of Cast-in-place concrete that be arranged in parallel, with the force structure of concrete hollow intralamellar part from traditional unidirectional or two-way stress system, changed over three-dimensional new spatial structure system, made the concrete hollow plated construction more light and handy, firm.

Feature of the present invention is also that the hole of described other direction is communicated with and goes to the bottom and sidewall on every side.Like this, Cast-in-place concrete pours into that above-mentioned connection is gone to the bottom and on every side in other direction hole of sidewall, formed the superimposed rod member of Cast-in-place concrete, formed the dark rib of band diagonal brace at the concrete hollow intralamellar part, its cast-in-place superimposed rod member also plays the effect that drawknot is gone to the bottom simultaneously, make concrete hollow board when meeting with earthquake or other situation, can cracking destruction, improved the globality of concrete hollow board.

Feature of the present invention is that also described going to the bottom stretch out bridging piece from the adjacent both sides of sidewall on every side and constitute L shaped bridging piece, perhaps goes to the bottom and all stretch out the annular bridging piece in bridging piece formation side around sidewall on every side.Like this, its bridging piece that stretches out can replace construction formwork, has reduced the loss of template, simultaneously, has saved the installation procedure of template, can improve efficiency of construction greatly, reduces the integrated cost of concrete hollow board.

Feature of the present invention is that also described going to the bottom go to the bottom for constitute jointly superimposed of being gone to the bottom by template and first.Like this, earlier prefabricated one side is the hollow mould shell of opening, in its opening, be embedded template after, set the bed material slurry again on the template upper berth, maintenance removes the moulding form of going to the bottom after stipulate the length of time, promptly obtains going to the bottom being the superimposed cavity former component of template; Its template and common superimposed the going to the bottom that constitutes of going to the bottom have characteristics such as intensity is big, easy to make, can realize flowing water production, reduced the cost of cavity former component significantly, helped applying of cavity former component, the corresponding construction cost that reduces concrete hollow board.

Feature of the present invention also is described upper plate or sidewall or bridging piece are provided with the carrying part of convenient carrying on every side.The carrying part can be handle, suspension hook, suspension ring or other device.Like this, can very easily cavity former component be piled up, transport, lift and construct, reduce the work difficulty and the working strength of above-mentioned operation, help reducing construction cost.

Feature of the present invention is that also at least one side of described upper plate is extended with bridging piece, and the end face of upper plate flushes with the end face of cast-in-situ reinforcing steel bar concrete hollow slab.Like this, the bridging piece that stretches out can form the overlapped hollow plate with Cast-in-place concrete, can reduce the consumption of Cast-in-place concrete, reduces the comprehensive cost of concrete hollow board; Simultaneously, upper plate and the bridging piece of going to the bottom and stretching out, the template that all can be used as the body of wall both sides is used, and can improve efficiency of construction greatly, reduces construction cost.

Feature of the present invention also be described upper plate, on every side sidewall, go to the bottom, bridging piece at least one in contain reinforce, perhaps have reinforce to expose, and be bonded to integral body with Cast-in-place concrete.Reinforce is at least a in reinforcing bar, steel wire, presstressed reinforcing steel, steel mesh reinforcement, gauze wire cloth, fiber, fibre bundle, fibrous mesh cloth, nonwoven, metal foil band, strap, the braid over braid.Like this, upper plate, on every side sidewall, go to the bottom or bridging piece in contain above-mentioned reinforce, their strength and stiffness have been improved greatly, make cavity former component cracky not in stacking, transportation, installation, work progress, even the breakage of small size is arranged, because of the connection of reinforce is arranged, need not repair yet, can continue to come into operation.If also have reinforce to expose the cavity former component outside on the cavity former component, reinforce and Cast-in-place concrete that it exposes combine, and can improve the bond stress between Cast-in-place concrete and the cavity former component greatly, optimize the performance of whole concrete hollow board; Simultaneously, expose reinforce and also make things convenient for cavity former component when carrying, make handle or suspension ring or suspension hook and use.

Feature of the present invention also be have reinforce to stretch in the sidewall around described and be anchored at go to the bottom or bridging piece in, go to the bottom or bridging piece in have reinforce to stretch into and be anchored on every side in the sidewall.Like this, have reinforce to stretch into and be anchored on every side in the sidewall to go to the bottom interior or bridging piece in, go to the bottom or bridging piece in have reinforce to stretch into and be anchored on every side in the sidewall, thereby, around having improved greatly sidewall and go to the bottom between bonding strength, can guarantee effectively that cavity former component is in transportation, installation, work progress, on every side sidewall and go to the bottom or bridging piece between do not ftracture, loosening, do not come off, reduced the breakage rate of cavity former component significantly, the corresponding construction cost that reduces concrete hollow board.

Feature of the present invention is that also at least one end of described hole is gradual change enlarging shape hole or sudden change enlarging shape hole.Like this, Cast-in-place concrete pours in the hole, the corresponding cast-in-situ concrete structure that increases or suddenly change and increase gradually that formed, can satisfy local the reinforcement done in different force parts in the concrete hollow board, be specially adapted to make the concrete hollow plated construction improve rationally more to strengthening near dark beam or bright beam or the structural column.

Feature of the present invention is that also the horizontal profile of described cavity former component is shaped as rectangle, square, polygon, arc angle polygon, chamfering polygon, multi sphere limit shape, corrugated or circular.Like this, the variation of cavity former component shape has correspondingly formed various difform cast-in-situ concrete structures, thereby makes that the structure of concrete hollow board is more reasonable, has made things convenient for design and construction unit to select for use.

Feature of the present invention also is also to be provided with on the described cavity former component at least one in groove, inner corner trim, chamfering, pit, boss module, raised line, the external corner.Like this, Cast-in-place concrete pours in groove, inner corner trim, chamfering, pit, the hole, and the corresponding Cast-in-place concrete that forms the part adds competent structure; The boss module that is provided with on the cavity former component, raised line, external corner can be found time the concrete that does not stress in the concrete hollow board, further alleviate the weight of concrete hollow board self, save the consumption of concrete, reduce the cost of concrete hollow board.

Feature of the present invention also is described groove, inner corner trim, chamfering, raised line self or is parallel mutually or quadrature or oblique or grade separation setting.Like this, groove on the cavity former component, inner corner trim, chamfering, raised line self or be parallel mutually or quadrature or oblique or grade separation setting, after building concrete, correspondingly form Cast-in-place concrete parallel or quadrature or oblique or grade separation and added competent structure, improved the mechanical property of concrete hollow board greatly.

Feature of the present invention also is to be provided with in the enclosed cavity of described cavity former component at least one in stiffening rib, bracing boom, the reinforcing rib, perhaps there be in stiffening rib, the bracing boom at least one to expose outside the cavity former component, perhaps also have reinforce to expose on stiffening rib or the bracing boom, reinforce and Cast-in-place concrete are bonded to integral body.Like this, stiffening rib, bracing boom, reinforcing rib that is provided with in the cavity former component or the stiffening rib that exposes, bracing boom can form the cast-in-place and prefabricated composite construction that combines with Cast-in-place concrete, have optimized concrete hollow intralamellar part stress system.If also have reinforce to expose on it, then cavity former component and Cast-in-place concrete bonding is more firm, and the globality of concrete hollow board is better.

Feature of the present invention also is to be provided with light material in the enclosed cavity of described cavity former component.Like this, improve the shock resistance of cavity former component greatly, reduced the breakage rate of product in the construction application process.Simultaneously, concrete hollow board also has better sound insulation, heat insulation, heat-insulating property; 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 etc.; the diversity of its light material kind; draw materials nearby when being convenient to produce, the corresponding construction cost that reduces concrete hollow board helps reducing production costs.

Feature of the present invention also be described upper plate or on every side at least one in the sidewall be dismountable movable part.Like this, when concrete hollow board is constructed, can make things convenient for the situation of checking cavity former component inside at any time, simultaneously also can be at any time at the interior section of cavity former component or whole filling with light material, perhaps, drench shower nozzle etc. as junction box, hydroelectric line, fire-fighting at inner other parts of installing of cavity former component.

Feature of the present invention also is described upper plate, at least one in the external surface of sidewall, bridging piece is corrugated, zigzag, plucking shape or exasperate external surface on every side.Like this, because of its surface is corrugated or zigzag or plucking shape or exasperate external surface, thereby prefabricated cavity former component and the adhesion stress between the Cast-in-place concrete are stronger, thereby can improve the overall performance of concrete hollow board greatly.

Feature of the present invention is that also described cavity former component is provided with align member.Align member can be draw ring, drag hook, iron wire, feet or other device.Like this, can accurately locate, prevent that phenomenons such as cavity former component floats, displacement from producing when building concrete, simultaneously, also can carry out spacingly, guarantee the pouring quality of concrete hollow board effectively reinforcing bar to cavity former component.

Feature of the present invention is that also described cavity former component is provided with connector connected to one another between the cavity former component.Connector can be reinforcing bar, steel mesh reinforcement, steel wire, gauze wire cloth, angle steel, channel-section steel, L shaped steel, T-steel, cutting ferrule, bolt, male and female groove, socket component, indention, tongue, groove, bayonet socket, cutting ferrule, hole, embedded iron parts etc.Like this, the connector that is provided with on the cavity former component can be controlled the distance between the cavity former component effectively, reliably, the width and the height of control cast-in-situ reinforced concrete rib, the pouring quality of assurance concrete hollow board internal construction; Simultaneously, also help cavity former component connection location each other, accelerate speed of application.

Feature of the present invention is that also at least two cavity former components are connected as one by bridging piece, constitutes the internal-rib die cavity between the cavity former component, and Cast-in-place concrete has formed the cast-in-situ reinforced concrete internal-rib in the internal-rib die cavity, and links to each other with the cast-in-situ reinforced concrete rib.Like this, Cast-in-place concrete enters in the internal-rib die cavity, has formed the Cast-in-place concrete internal-rib, has improved the mechanical property of concrete hollow board; Simultaneously, cavity former component is connected as one by bridging piece, has constituted the hollow mould shell assembly, thereby, improved the efficiency of construction and the speed of application of concrete hollow board greatly.

Feature of the present invention also is to be provided with in the described internal-rib die cavity fixed or movable support draw piece.The support draw piece can be rod member, rope, plate, muscle, silk, thin band, pier, piece etc.Like this, owing to be provided with the support draw piece, cavity former component in groups is when the carrying construction, because the support or the drawknot effect of support draw piece, significantly reduced the breakage rate of cavity former component in groups, when concrete hollow board was constructed, installation speed was fast, high efficiency can improve the speed of application of concrete hollow board greatly.

Feature of the present invention also is also to be provided with dark beam in the described concrete hollow board or/and bright beam.Like this, the mechanical property of hollowcore slab is better, helps that local pressure in the cast-in-situ reinforcing steel bar concrete hollow slab is increased the district and strengthens; When being provided with dark beam, also can strengthen the mechanical property of cast-in-situ reinforcing steel bar concrete hollow slab, simultaneously, dark beam lies in cast-in-situ reinforcing steel bar concrete hollow slab inside, the external structure that does not influence cast-in-situ reinforcing steel bar concrete hollow slab is attractive in appearance, do not take the usage space of building during use, can improve the usage space of building effectively.

(4) description of drawings

Fig. 1 is the structural representation of the embodiment of the invention 1.

Fig. 2 is the structural representation of the embodiment of the invention 2.

Fig. 3 is one of structural representation of embodiment of the invention cavity shuttering member 2.

Fig. 4 be embodiment of the invention cavity shuttering member 2 structural representation two.

Fig. 5 be embodiment of the invention cavity shuttering member 2 structural representation three.

Fig. 6 be embodiment of the invention cavity shuttering member 2 structural representation four.

Fig. 7 be embodiment of the invention cavity shuttering member 2 structural representation five.

Fig. 8 be embodiment of the invention cavity shuttering member 2 structural representation six.

Fig. 9 be embodiment of the invention cavity shuttering member 2 structural representation seven.

Figure 10 be embodiment of the invention cavity shuttering member 2 structural representation eight.

Figure 11 be embodiment of the invention cavity shuttering member 2 structural representation nine.

Figure 12 be embodiment of the invention cavity shuttering member 2 structural representation ten.

Figure 13 be embodiment of the invention cavity shuttering member 2 structural representation 11.

Figure 14 be embodiment of the invention cavity shuttering member 2 structural representation 12.

Figure 15 be embodiment of the invention cavity shuttering member 2 structural representation 13.

Figure 16 be embodiment of the invention cavity shuttering member 2 structural representation 14.

Figure 17 be embodiment of the invention cavity shuttering member 2 structural representation 15.

Figure 18 be embodiment of the invention cavity shuttering member 2 structural representation 16.

Figure 19 be embodiment of the invention cavity shuttering member 2 structural representation 17.

Figure 20 be embodiment of the invention cavity shuttering member 2 structural representation 18.

Figure 21 be embodiment of the invention cavity shuttering member 2 structural representation 19.

Figure 22 be embodiment of the invention cavity shuttering member 2 structural representation 20.

Figure 23 be embodiment of the invention cavity shuttering member 2 structural representation 21.

Figure 24 be embodiment of the invention cavity shuttering member 2 structural representation 22.

Figure 25 is the structural representation of the embodiment of the invention 3.

(5) specific embodiment

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

The present invention as shown in drawings, comprise steel bar concrete 1, cavity former component 2, cavity former component 2 is wrapped up in and is contained in the steel bar concrete 1, cavity former component 2 alternately, be cast-in-situ reinforced concrete rib 3 each other, cavity former component 2 comprises upper plate 4, sidewall 5 on every side, go to the bottom 6, upper plate 4, sidewall 5 on every side, go to the bottom and 6 surround polyhedron cavity former component 2, go to the bottom 6 around at least one sidewall 5 stretch out and constitute bridging piece 7, go to the bottom 6 bottom surface flushes with the bottom surface of cast-in-situ reinforcing steel bar concrete hollow slab, it is characterized in that the vertical hole 8 that has at least one Cast-in-place concrete to pour into a mould usefulness runs through upper plate 4 surfaces of cavity former component 2 on cavity former component 2, the other end is communicated to goes to the bottom on 6, and Cast-in-place concrete has formed Cast-in-place concrete rod member 9 in hole 8.In the accompanying drawing, 1 is steel bar concrete, and 2 is cavity former component, and 3 is the cast-in-situ reinforced concrete rib, and 4 is upper plate, 5 be around sidewall, 6 for going to the bottom, 7 is bridging piece, 8 is hole, 9 is the Cast-in-place concrete rod member, below in each accompanying drawing, number identically, its explanation is identical.As shown in Figure 1, concrete hollow board comprises steel bar concrete 1, cavity former component 2, cavity former component 2 is wrapped up in and is contained in the steel bar concrete 1, cavity former component 2 alternately, be cast-in-situ reinforced concrete rib 3 each other, cavity former component 2 comprises upper plate 4, sidewall 5 on every side, go to the bottom 6, upper plate 4, sidewall 5 on every side, go to the bottom and 6 surround polyhedron cavity former component 2, go to the bottom and 6 stretch out from sidewall 5 on every side and to constitute bridging piece 7, go to the bottom 6 bottom surface flushes with the bottom surface of cast-in-situ reinforcing steel bar concrete hollow slab, its described vertical hole 8 that has Cast-in-place concrete to pour into a mould usefulness on cavity former component 2 runs through upper plate 4 surfaces of cavity former component 2, the other end is communicated to goes to the bottom on 6, and Cast-in-place concrete has formed Cast-in-place concrete rod member 9 in hole 8.As shown in Figure 2, the upper surface flush of the upper surface of its described cast-in-situ reinforced concrete rib 3 and cavity former component 2, no cast-in-situ reinforced concrete iterative structure panel above the cavity former component 2.As shown in Figure 3, be the structural representation of the cavity former component 2 used in Fig. 1, the concrete hollow board shown in Figure 2.

Feature of the present invention also is also to be provided with on the described cavity former component 2 hole 8 of other direction, and runs through the surface of cavity former component 2, and Cast-in-place concrete is the corresponding Cast-in-place concrete rod member 9 that also formed in hole 8.As shown in Figure 4, also be provided with the hole 8 of other direction on its described cavity former component 2, and run through the surface of cavity former component 2, in concrete hollow board, Cast-in-place concrete is the corresponding Cast-in-place concrete rod member 9 that also formed in hole 8.

Feature of the present invention also is the axis of described a plurality of hole 8 in a plane or in Different Plane, is each other to intersect or grade separation or be arranged in parallel.As shown in Figure 5, the axis of its described a plurality of holes 8 is grade separation each other and be arranged in parallel in Different Plane.

Feature of the present invention also be the hole 8 of described other direction be communicated with go to the bottom 6 with sidewall 5 on every side.As shown in Figure 6, the hole 8 of its described other direction be communicated with go to the bottom 6 with sidewall 5 on every side.

Feature of the present invention is that also described going to the bottom 6 stretch out bridging piece 7 from the adjacent both sides of sidewall 5 on every side and constitute L shaped bridging piece, perhaps goes to the bottom 6 all to stretch out the annular bridging piece in bridging piece 7 formation sides around sidewall 5 on every side.As shown in Figure 7, its described going to the bottom 6 is stretched out bridging piece 7 from the adjacent both sides of sidewall 5 on every side and is constituted L shaped bridging piece.

Feature of the present invention also is describedly to go to the bottom 6 for going to the bottom 6 by template 10 and first ' superimposed the going to the bottom that constitute jointly.As shown in Figure 8, it describedly goes to the bottom 6 for going to the bottom 6 by template 10 and first ' superimposed the going to the bottom that constitute jointly.

Feature of the present invention also is described upper plate 4 or sidewall 5 or bridging piece 7 are provided with the carrying part 8 of convenient carrying on every side.As shown in Figure 9, its described sidewall 5 on every side is provided with the carrying part 8 of convenient carrying.

Feature of the present invention is that also at least one side of described upper plate 4 is extended with bridging piece 7, and the end face of upper plate 4 flushes with the end face of cast-in-situ reinforcing steel bar concrete hollow slab.As shown in figure 10, be extended with bridging piece 7 around its described upper plate 4, in concrete hollow board, the end face of upper plate 4 flushes with the end face of cast-in-situ reinforcing steel bar concrete hollow slab.

Feature of the present invention also be described upper plate 4, on every side sidewall 5, go to the bottom 6, bridging piece 7 at least one in contain reinforce 11, perhaps have reinforce 11 to expose, and be bonded to integral body with Cast-in-place concrete.As shown in figure 11, its described upper plate 4, contain reinforce 11 in the sidewall 5 on every side.

Feature of the present invention also is have reinforce 11 to stretch into and be anchored in the sidewall 5 around described go to the bottom 6 or bridging piece 7 in, go to the bottom 6 or bridging piece 7 in have reinforce 11 to stretch into and be anchored on every side in the sidewall 5.As shown in figure 12, it has reinforce 11 to stretch into and be anchored in the bridging piece 7 in sidewall 5 around described.

Feature of the present invention is that also at least one end of described hole 8 is gradual change enlarging shape hole or sudden change enlarging shape hole.As shown in figure 13, its described hole 8 is gradual change enlarging shape hole.

Feature of the present invention is that also the horizontal profile of described cavity former component 2 is shaped as rectangle, square, polygon, arc angle polygon, chamfering polygon, multi sphere limit shape, corrugated or circular.As shown in figure 14, the horizontal profile of its described cavity former component 2 is shaped as the arc angle polygon.

Feature of the present invention also is also to be provided with on the described cavity former component 2 at least one in groove 12, inner corner trim 13, chamfering 14, pit 15, boss module 16, raised line 17, the external corner 18.As shown in figure 15, also be provided with pit 15, boss module 16, raised line 17 simultaneously on its described cavity former component 2.As shown in figure 16, also be provided with groove 12, inner corner trim 13, chamfering 14, external corner 18 simultaneously on its described cavity former component 2.

Feature of the present invention also is described groove 12, inner corner trim 13, chamfering 14, raised line 17 self or is parallel mutually or quadrature or oblique or grade separation setting.As shown in figure 16, its described groove 12, inner corner trim 13, chamfering 14, external corner 18 self or be parallel, quadrature mutually and the grade separation setting.

Feature of the present invention also is to be provided with in the enclosed cavity of described cavity former component 2 at least one in stiffening rib 19, bracing boom 20, the reinforcing rib 21, perhaps there be in stiffening rib 19, the bracing boom 20 at least one to expose outside the cavity former component 2, perhaps also have reinforce 11 to expose on stiffening rib 19 or the bracing boom 20, reinforce 11 is bonded to integral body with Cast-in-place concrete.As shown in figure 17, be provided with stiffening rib 19, bracing boom 20 and reinforcing rib 21 in the enclosed cavity of its described cavity former component 2, stiffening rib 19 and bracing boom 20 expose outside the cavity former component 2, in concrete hollow board, are bonded to integral body with Cast-in-place concrete.

Feature of the present invention also is to be provided with light material 22 in the enclosed cavity of described cavity former component 2.As shown in figure 18, be provided with light material 22 in the enclosed cavity of its described cavity former component 2, diagram light material 22 is an expanded perlite.

Feature of the present invention also be described upper plate 4 or on every side at least one in the sidewall 5 be dismountable movable part.As shown in figure 19, its described upper plate 4 is dismountable movable part.

Feature of the present invention also is described upper plate 4, at least one in the external surface of sidewall 5, bridging piece 7 is corrugated or zigzag or plucking shape or exasperate external surface on every side.As shown in figure 20, its described upper plate 4, the external surface of sidewall 5, bridging piece 7 is corrugated, plucking shape and exasperate external surface on every side.

Feature of the present invention is that also described cavity former component 2 is provided with align member 23.As shown in figure 21, its described cavity former component 2 is provided with align member 23.

Feature of the present invention is that also described cavity former component 2 is provided with connector 24 connected to one another between the cavity former component 2.As shown in figure 22, its described cavity former component 2 is provided with connector 24 connected to one another between the cavity former component 2.

Feature of the present invention is that also at least two cavity former components 2 are connected as one by bridging piece 7, constitutes internal-rib die cavity 25 between the cavity former component 2, and Cast-in-place concrete has formed cast-in-situ reinforced concrete internal-rib 26 in internal-rib die cavity 25, and links to each other with cast-in-situ reinforced concrete rib 3.As Figure 23, shown in Figure 25, its a plurality of cavity former components 2 are connected as one by bridging piece 7, constitute internal-rib die cavity 25 between the cavity former component 2, in concrete hollow board, Cast-in-place concrete has formed cast-in-situ reinforced concrete internal-rib 26 in internal-rib die cavity 25, and links to each other with cast-in-situ reinforced concrete rib 3.

Feature of the present invention also is to be provided with in the described internal-rib die cavity 25 fixed or movable support draw piece 27.As shown in figure 24, be provided with fixing support draw piece 27 in its described internal-rib die cavity 25.

Feature of the present invention also is also to be provided with dark beam 28 in the described concrete hollow board or/and bright beam 29.As shown in Figure 1, also be provided with dark beam 28 and bright beam 29 in its described concrete hollow board.

During the invention process, press earlier construction requirement mounting bracket or template, lay cavity former component 2, re-lay the reinforcing bar of reinforcing bar or dark beam 28 or bright beam 29, and various steel pipe buried in advance spares, pour concrete after the acceptance(check), treat the concrete setting and harden after, maintenance is to stipulating the length of time that form removal promptly gets cast-in-situ reinforcing steel bar concrete hollow slab.

Claims (29)

1, a kind of concrete hollow board, comprise steel bar concrete (1), cavity former component (2), cavity former component (2) is wrapped up in and is contained in the steel bar concrete (1), cavity former component (2) alternately, be cast-in-situ reinforced concrete rib (3) each other, cavity former component (2) comprises upper plate (4), sidewall (5) on every side, go to the bottom (6), upper plate (4), sidewall (5) on every side, go to the bottom (6) surround polyhedron cavity former component (2), (6) sidewall (5) around at least one of going to the bottom stretches out and constitutes bridging piece (7), the go to the bottom bottom surface of (6) flushes with the bottom surface of cast-in-situ reinforcing steel bar concrete hollow slab, it is characterized in that the vertical hole (8) that has at least one Cast-in-place concrete to pour into a mould usefulness runs through upper plate (4) surface of cavity former component (2) on cavity former component (2), the other end is communicated on go to the bottom (6), and Cast-in-place concrete has formed Cast-in-place concrete rod member (9) in hole (8).

2, concrete hollow board according to claim 1, it is characterized in that also being provided with on the described cavity former component (2) hole (8) of other direction, and running through the surface of cavity former component (2), Cast-in-place concrete is the corresponding Cast-in-place concrete rod member (9) that also formed in hole (8).

3, concrete hollow board according to claim 2, the axis that it is characterized in that a plurality of holes (8) are each other and intersect or grade separation or be arranged in parallel in a plane or in Different Plane.

4, concrete hollow board according to claim 2, the hole (8) that it is characterized in that described other direction are communicated with go to the bottom (6) and sidewall (5) on every side.

5, concrete hollow board according to claim 1, it is characterized in that described going to the bottom (6) stretch out bridging piece (7) from the adjacent both sides of sidewall (5) on every side and constitute L shaped bridging piece, perhaps go to the bottom (6) all stretch out the annular bridging piece in bridging piece (7) formation side around sidewall (5) on every side.

6, concrete hollow board according to claim 1 is characterized in that described going to the bottom (6) is common superimposed the going to the bottom that constitutes by template (10) and first is gone to the bottom (6 ').

7, concrete hollow board according to claim 1 is characterized in that described upper plate (4) or sidewall (5) or bridging piece (7) are provided with the carrying part (8) of convenient carrying on every side.

8, concrete hollow board according to claim 1 is characterized in that at least one side of described upper plate (4) is extended with bridging piece (7), and the end face of upper plate (4) flushes with the end face of cast-in-situ reinforcing steel bar concrete hollow slab.

9, concrete hollow board according to claim 1 is characterized in that described upper plate (4), contains reinforce (11) at least one of sidewall (5), go to the bottom (6), bridging piece (7) on every side.

10, concrete hollow board according to claim 9 is characterized in that described upper plate (4), has reinforce (11) to expose at least one of sidewall (5), go to the bottom (6), bridging piece (7) on every side, and reinforce (11) is bonded to integral body with Cast-in-place concrete.

11, concrete hollow board according to claim 9, it is characterized in that having reinforce (11) to stretch into and be anchored in the sidewall (5) around described and go to the bottom (6) or bridging piece (7) in, go to the bottom (6) or bridging piece (7) in have reinforce (11) to stretch into and be anchored on every side in the sidewall (5).

12, according to the described concrete hollow board of arbitrary claim in the claim 1 to 11, at least one end that it is characterized in that described hole (8) is gradual change enlarging shape hole or sudden change enlarging shape hole.

13,, it is characterized in that the horizontal profile of described cavity former component (2) is shaped as polygon, multi sphere limit shape, corrugated or circular according to the described concrete hollow board of arbitrary claim in the claim 1 to 11.

14,, it is characterized in that the horizontal profile of described cavity former component (2) is shaped as rectangle or square according to the described concrete hollow board of arbitrary claim in the claim 1 to 11.

15,, it is characterized in that the horizontal profile of described cavity former component (2) is shaped as arc angle polygon or chamfering polygon according to the described concrete hollow board of arbitrary claim in the claim 1 to 11.

16,, it is characterized in that also being provided with on the described cavity former component (2) at least one in groove (12), inner corner trim (13), chamfering (14), pit (15), boss module (16), raised line (17), the external corner (18) according to the described concrete hollow board of arbitrary claim in the claim 1 to 11.

17, concrete hollow board according to claim 16 is characterized in that described groove (12), inner corner trim (13), chamfering (14), raised line (17) self or is parallel mutually or quadrature or oblique or grade separation setting.

18,, it is characterized in that being provided with in the enclosed cavity of described cavity former component (2) at least one in stiffening rib (19), bracing boom (20), the reinforcing rib (21) according to the described concrete hollow board of arbitrary claim in the claim 1 to 11.

19, at least one in the concrete hollow board according to claim 18, it is characterized in that stiffening rib is arranged (19), bracing boom (20) exposed outside the cavity former component (2).

20, concrete hollow board according to claim 19 is characterized in that stiffening rib

(19) or bracing boom (20) go up to also have reinforce (11) to expose, reinforce (11) is bonded to integral body with Cast-in-place concrete.

21,, it is characterized in that being provided with light material (22) in the enclosed cavity of described cavity former component (2) according to the described concrete hollow board of arbitrary claim in the claim 1 to 11.

22, according to the described concrete hollow board of arbitrary claim in the claim 1 to 11, it is characterized in that described upper plate (4) or on every side at least one in the sidewall (5) be dismountable movable part.

23,, it is characterized in that described upper plate (4), at least one in the external surface of sidewall (5), bridging piece (7) is corrugated or zigzag or plucking shape external surface on every side according to the described concrete hollow board of arbitrary claim in the claim 1 to 11.

24,, it is characterized in that described upper plate (4), at least one in the external surface of sidewall (5), bridging piece (7) is the exasperate external surface on every side according to the described concrete hollow board of arbitrary claim in the claim 1 to 11.

25,, it is characterized in that described cavity former component (2) is provided with align member (23) according to the described concrete hollow board of arbitrary claim in the claim 1 to 11.

26,, it is characterized in that described cavity former component (2) is provided with connector connected to one another (24) between the cavity former component (2) according to the described concrete hollow board of arbitrary claim in the claim 1 to 11.

27, according to the described concrete hollow board of arbitrary claim in the claim 1 to 11, it is characterized in that at least two cavity former components (2) are connected as one by bridging piece (7), constitute internal-rib die cavity (25) between the cavity former component (2), Cast-in-place concrete has formed cast-in-situ reinforced concrete internal-rib (26) in internal-rib die cavity (25), cast-in-situ reinforced concrete internal-rib (26) links to each other with cast-in-situ reinforced concrete rib (3).

28, concrete hollow board according to claim 27 is characterized in that being provided with in the described internal-rib die cavity (25) fixed or movable support draw piece (27).

29,, it is characterized in that also being provided with dark beam (28) in the described concrete hollow board or/and bright beam (29) according to the described concrete hollow board of arbitrary claim in the claim 1 to 11.

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