CN1800541B - Reinforced bar concrete hollow slab - Google Patents
Reinforced bar concrete hollow slab Download PDFInfo
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- CN1800541B CN1800541B CN 200410082341 CN200410082341A CN1800541B CN 1800541 B CN1800541 B CN 1800541B CN 200410082341 CN200410082341 CN 200410082341 CN 200410082341 A CN200410082341 A CN 200410082341A CN 1800541 B CN1800541 B CN 1800541B
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- hollow board
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Abstract
Disclosed is a reinforced-bar concrete hollow slab, which comprises a reinforced-bar concrete (1) and hollow members (2), the hollow members (2) are enclosed in the reinforced-bar concrete (1), the hollow members (2) are arranged alternatively, and cast-in-situ reinforced-bar concrete rib (3) is arranged between them, the hollow members (2) comprise an upper board (4), peripheral side panels (5),and a lower bottom (6), the upper board (4), the peripheral side panels (5), and the lower bottom (6) enclose a polyhedral hollow member, the invention is characterized in that at least a recess (7) is arranged between the side panels (5) and the lower bottom (6), a reinforced structure (8) of the reinforced-bar concrete hollow slab is formed on the recess (7) position of the cast-in-situ concrete, a reversed T-shape rib is formed by the cast-in-situ reinforced bar concrete rib (3) together with the reinforced structure (8) on the corresponding sites, a strengthening rib (9) is arranged on atleast one of the upper board (4), the peripheral side panels (5) or the lower bottom (6). The invention can be applied to cast-in-situ reinforced-bar concrete hollow slabs, storied building covers, house roofings, foundation slabs, walls, and hollow bridges, especially for hollow flat slabs.
Description
(1) technical field
The present invention relates to a kind of concrete hollow board.
(2) background technology
At present, cast-in-situ concrete hollow floor 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 floor structure " 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 structural member, this Cavity structural member 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 structural member, in order to prevent effectively and to disperse the stress between formwork and the Cast-in-place concrete to concentrate, eliminate straight slit, make go to the bottom and Cast-in-place concrete between bonding better, improve overall performance, its peripheral side of going to the bottom can be made interior puncture dihedral, back taper, waveform, serrated-surface.Above-mentioned disclosed these Cavity structural members are applied in the close rib building roof, be shuttering member be again prefabricated noggin piece, have 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 after being applied to hollow building cover, formed Cast-in-place concrete rib is the Cast-in-place concrete rib of rectangle between the Cavity structural member, its stress performance is not quite reasonable, often need increase the sectional dimension of Cast-in-place concrete rib, increase reinforcing bar and concrete consumption, increase the cost of superstructure, simultaneously, do not have in this Cavity structural member and add competent structure, thereby the bulk strength of Cavity structural member and rigidity are relatively poor, are prone to the phenomenon that Cavity structural member breaks.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 characteristics such as mechanical property is good, sectional dimension, minimizing reinforcing bar and the concrete consumption of minimizing Cast-in-place concrete rib, reduction construction cost, easy construction.
Solution of the present invention is on the basis of existing technology, comprise steel bar concrete, Cavity structural member, Cavity structural member is wrapped up in and is contained in the steel bar concrete, Cavity structural member alternately, be the cast-in-situ reinforced concrete rib each other, Cavity structural member 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 structural member, it is characterized in that described sidewall and go to the bottom between be provided with at least one groove, Cast-in-place concrete has formed the competent structure that adds of concrete hollow board at the groove position, the cast-in-situ reinforced concrete rib of corresponding site with add competent structure and formed the inverted T shape rib jointly, upper plate at Cavity structural member, on every side sidewall or go to the bottom at least one be provided with reinforcing rib, on every side sidewall and go to the bottom between the cell wall of the groove that is provided with have reinforce to stretch into and be anchored at go to the bottom in.Like this, in having reinforce to stretch into and be anchored in the cell wall to go to the bottom, thereby, can improve the cell wall of groove and the bonding strength of going to the bottom greatly, can guarantee effectively that Cavity structural member is in transportation, installation, work progress, the cell wall of groove and go to the bottom between do not ftracture, loosening, do not come off, reduce the breakage rate of Cavity structural member significantly, the construction cost of corresponding reduction concrete hollow board.Simultaneously, owing to be provided with groove at sidewall and between going to the bottom, Cast-in-place concrete rib between the Cavity structural member has formed the inverted T-shaped rib, its shape of cross section has become inverted T-shaped by rectangle, thereby the mechanical property of concrete hollow board is improved greatly, can reduce the sectional dimension of Cast-in-place concrete rib, reduce reinforcing bar and concrete consumption, reduce construction cost; Simultaneously, because the upper plate of Cavity structural member, sidewall or go to the bottom and be provided with reinforcing rib on every side, thereby the intensity of Cavity structural member and rigidity improve greatly, be not prone to the phenomenon of Cavity structural member breakage, thereby the construction cost of concrete hollow board is lower, and it is more convenient to construct, thereby has 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 is that also described reinforcing rib is solid reinforcing rib or hollow reinforcing rib.Like this, the reinforcing rib of Cavity structural member setting is solid reinforcing rib or hollow reinforcing rib, can increase substantially the intensity and the shock resistance of Cavity structural member chamber wall, and simultaneously, also convenient design is selected for use with production unit, helps reducing the construction cost of concrete hollow board.
Feature of the present invention is that also described reinforcing rib is compound reinforcing rib.Like this, the intensity of compound reinforcing rib is big, and is easy to make, and cost is low, can reduce the cost of production and the material cost of Cavity structural member significantly, the construction cost of corresponding reduction concrete hollow board.
Feature of the present invention is that also described reinforcing rib is arranged on the inwall of Cavity structural member or on the outer wall.Like this, reinforcing rib is arranged on the inwall or outer wall of Cavity structural member, can fully satisfy the needs of design, the convenient application, and the construction of respective steel reinforcement concrete hollow plate is more convenient.
Feature of the present invention is that also described reinforcing rib is parallel or crossing setting.Like this, reinforcing rib is parallel or crossing setting, can evenly strengthen the wall of Cavity structural member, has improved the overall performance of Cavity structural member.
Feature of the present invention also be described upper plate, on every side sidewall, go to the bottom, reinforcing rib 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, 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 reinforcing rib in contain above-mentioned reinforce, upper plate, the sidewall and the strength and stiffness of going to the bottom have on every side been improved greatly, make Cavity structural member 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 structural member outside on the Cavity structural member, when cast-in-situ reinforcing steel bar concrete hollow slab is constructed, reinforce and Cast-in-place concrete that it exposes combine, and can improve the bond stress between Cast-in-place concrete and the Cavity structural member greatly, optimize the performance of whole concrete hollow board.
Feature of the present invention also be described around sidewall with go to the bottom between all be set to all around groove along sidewall.Like this, Cast-in-place concrete pours in the groove that is provided with around the sidewall, Cast-in-place concrete rib between the Cavity structural member has all formed the inverted T-shaped rib, improved the mechanical property of concrete hollow board greatly, simultaneously, Cavity structural member is firmly wrapped up in and is contained in the Cast-in-place concrete, can significantly reduce the generation in crack between Cast-in-place concrete and the prefabricated cavity member, improves the combination property of concrete hollow board.
Feature of the present invention is that also described groove is a toroidal cavity.Like this, Cast-in-place concrete pours in the toroidal cavity, and the Cast-in-place concrete rib between the Cavity structural member has formed the inverted T-shaped rib of cast-in-place band shape ribs, has improved the mechanical property of concrete hollow board greatly, simultaneously, the overall performance of concrete hollow board has also obtained significantly improving.
Feature of the present invention also is the orthogonal groove that is square of described groove.Like this, the orthogonal setting that is square of groove, Cast-in-place concrete pours in the square groove, Cast-in-place concrete rib between the Cavity structural member has formed the inverted T-shaped rib structure, increased substantially the mechanical property of concrete hollow board, when making the concrete hollow board bearing load, stress can be delivered on the post and beam structure uniformly and stably.
Feature of the present invention is that also the horizontal profile of described polyhedron Cavity structural member is shaped as rectangle, square, polygon, arc angle polygon, chamfering polygon, multi sphere shape, corrugated or circular.Like this, the variation of Cavity structural member shape has correspondingly formed various difform cast-in-situ concrete structures, thereby makes the more reasonable structure of concrete hollow board, has made things convenient for design and construction unit to select for use.
Feature of the present invention is that also the cross sectional shape of described groove is square opening, opening rectangle, U-shaped, V-type, stairstepping or semicircle.Like this, after Cast-in-place concrete pours in the groove of different shape, correspondingly formed the cast-in-situ concrete structure identical with its cross sectional shape, can fully satisfy various different designs and application need, expanded the range of application of Cavity structural member greatly, be convenient to applying of various occasions, the corresponding cost that reduces concrete hollow board.
Feature of the present invention also is an end of described groove on going to the bottom, and the other end upwards edges up or recess width increases.Like this, Cast-in-place concrete pours in the groove, corresponding formed gradually to rise increase or the cast-in-situ concrete structure of broadening gradually, can satisfy local the reinforcement done in different force parts in the floor, 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.Simultaneously, be applicable to also when in the Cast-in-place concrete rib, presstressed reinforcing steel being set that the Cavity structural member of doing the end uses.
Feature of the present invention is that also described groove is degree of broadening groove or degree of deepening groove.Like this, after Cast-in-place concrete pours in the groove of degree of broadening or degree of deepening, formed the gradual change width consistent or the Cast-in-place concrete ribs of degree of uprising, can very conveniently satisfy the Structure Conversion of various different force parts in the concrete hollow board and the requirement of power transmission compactly with groove shapes.
Feature of the present invention also be described go to the bottom stretch out Cavity structural member around outside the horizontal projection of sidewall, the bottom surface of going to the bottom flushes with the bottom surface of concrete hollow board.Like this, the part of stretching out Cavity structural member of going to the bottom can replace construction formwork to use, and has reduced the loss of template, reduced the cost of manufacture of concrete hollow board, simultaneously, because of having omitted the installation procedure of engineering template, increase substantially speed of application, reduced construction cost.
Feature of the present invention is that also other position of described Cavity structural member is provided with at least one in groove, inner corner trim, chamfering, pit, hole, 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 structural member, raised line, external corner can be found time the concrete that does not stress in the concrete hollow board, can 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, quadrature, oblique or grade separation setting mutually.Like this, groove on the Cavity structural member, inner corner trim, chamfering, raised line self or be parallel, quadrature, oblique or grade separation setting mutually, after building concrete, the corresponding Cast-in-place concrete that has formed parallel, quadrature, oblique or grade separation adds competent structure, has 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 structural member at least one in stiffening rib, the bracing boom, perhaps there be in stiffening rib, the bracing boom at least one to expose outside the Cavity structural member, perhaps also exposing on stiffening rib, the bracing boom has reinforce, and is bonded to integral body with Cast-in-place concrete.Like this, stiffening rib, bracing boom, reinforcing rib that is provided with in the Cavity structural member 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 structural member 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 structural member.Like this, improve the shock resistance of Cavity structural member greatly, reduced the breakage rate of product in the construction application process.Simultaneously, concrete hollow board 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; reduce production costs the corresponding cost that also reduces concrete hollow board.
Feature of the present invention is that also in described upper plate or the sidewall at least one is for dismountable movable part.Like this, when concrete hollow board is constructed, can make things convenient for the situation of checking Cavity structural member inside at any time, simultaneously also can be at any time at the interior section of Cavity structural member 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 structural member.
Feature of the present invention is that also described Cavity structural member 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 structural member floats, displacement from producing, and can effectively guarantee the pouring quality of concrete hollow board when building concrete Cavity structural member.
Feature of the present invention is that also described Cavity structural member is provided with the connector of the location that is connected to each other between the Cavity structural member.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 structural member can be controlled the distance between the Cavity structural member effectively, reliably, the width and the height of control Cast-in-place concrete rib, the pouring quality of assurance concrete hollow board internal construction; Simultaneously, also help Cavity structural member connection location each other, accelerate speed of application, the corresponding cost that also reduces concrete hollow board.
Feature of the present invention is that also described upper plate and the basin-shaped component that sidewall constituted are arranged at intervals with a plurality of on every side on going to the bottom, basin-shaped component constitutes the internal-rib die cavity each other, 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 between the basin-shaped component, has formed the Cast-in-place concrete internal-rib, can improve the mechanical property of concrete hollow board; Simultaneously, going to the bottom is provided with a plurality of basin-shaped components, becomes the basin-shaped molds shell component, thereby, can improve the efficiency of construction and the speed of application of concrete hollow board greatly.
Feature of the present invention also be to be provided with in the described internal-rib die cavity fixed or movable between the spacer draw piece.Between the spacer draw piece can be rod member, rope, plate, muscle, silk, thin band, pier, piece etc., they can be movable or dismountable spacer draw piece, spacer draw piece between also can fixing.Like this, installation speed is fast, and high efficiency can improve the speed of application of concrete hollow board greatly, and simultaneously, the breakage rate of Cavity structural member is low, helps reducing construction cost.
Feature of the present invention also is to connect and compose assembly in groups by a spacer draw piece between described a plurality of Cavity structural member.Like this, be provided with a spacer draw piece in the internal-rib die cavity, a spacer draw piece has played the effect of reinforcing, and in carrying, stacking, transportation, installation, work progress, Cavity structural member is not easy to crack, fracture or destroy; Simultaneously, Cavity structural member is assembly in groups, can make things convenient for the construction of concrete hollow board, helps accelerating the speed of application of concrete hollow board, improves efficiency of construction.
Feature of the present invention also is to contain in described the going to the bottom presstressed reinforcing steel or the thin band of prestressing force.Like this, be provided with the intensity of the base plate of the thin band of presstressed reinforcing steel or prestressing force, be greatly improved, make it in each process of using, be difficult for breaking, can significantly reduce the breakage rate of Cavity structural member, reduce the cost of Cavity structural member, the construction cost of corresponding reduction concrete hollow board.
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 member 2.
Fig. 4 be embodiment of the invention cavity member 2 structural representation two.
Fig. 5 be embodiment of the invention cavity member 2 structural representation three.
Fig. 6 be embodiment of the invention cavity member 2 structural representation four.
Fig. 7 be embodiment of the invention cavity member 2 structural representation five.
Fig. 8 be embodiment of the invention cavity member 2 structural representation six.
Fig. 9 be embodiment of the invention cavity member 2 structural representation seven.
Figure 10 be embodiment of the invention cavity member 2 structural representation eight.
Figure 11 be embodiment of the invention cavity member 2 structural representation nine.
Figure 12 be embodiment of the invention cavity member 2 structural representation ten.
Figure 13 be embodiment of the invention cavity member 2 structural representation 11.
Figure 14 be embodiment of the invention cavity member 2 structural representation 12.
Figure 15 be embodiment of the invention cavity member 2 structural representation 13.
Figure 16 be embodiment of the invention cavity member 2 structural representation 14.
Figure 17 be embodiment of the invention cavity member 2 structural representation 15.
Figure 18 be embodiment of the invention cavity member 2 structural representation 16.
Figure 19 be embodiment of the invention cavity member 2 structural representation 17.
Figure 20 be embodiment of the invention cavity member 2 structural representation 18.
Figure 21 be embodiment of the invention cavity member 2 structural representation 19.
Figure 22 be embodiment of the invention cavity member 2 structural representation 20.
Figure 23 be embodiment of the invention cavity member 2 structural representation 21.
Figure 24 be embodiment of the invention cavity member 2 structural representation 22.
Figure 25 be embodiment of the invention cavity member 2 structural representation 23.
Figure 26 be embodiment of the invention cavity member 2 structural representation 24.
Figure 27 be embodiment of the invention cavity member 2 structural representation 25.
Figure 28 be embodiment of the invention cavity member 2 structural representation 26.
Figure 29 be embodiment of the invention cavity member 2 structural representation 27.
Figure 30 be embodiment of the invention cavity member 2 structural representation 28.
Figure 31 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 structural member 2, Cavity structural member 2 is wrapped up in and is contained in the steel bar concrete 1, Cavity structural member 2 alternately, be cast-in-situ reinforced concrete rib 3 each other, Cavity structural member 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 the polyhedron Cavity structural member, it is characterized in that described sidewall 5 on every side and go to the bottom being provided with at least one groove 7 between 6, what Cast-in-place concrete had formed concrete hollow board at groove 7 positions adds competent structure 8, the cast-in-situ reinforced concrete rib 3 of corresponding site with add competent structure 8 and formed the inverted T shape rib jointly, upper plate 4 at Cavity structural member, on every side sidewall 5 or go to the bottom 6 at least one be provided with reinforcing rib 9, the cell wall of the groove 7 that is provided with of sidewall 5 and go to the bottom between 6 has reinforce 10 to stretch into and be anchored to go to the bottom in 6 on every side.In each accompanying drawing, 1 is steel bar concrete, and 2 is Cavity structural member, 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 groove, 8 for adding competent structure, 9 is reinforcing rib, 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 structural member 2, Cavity structural member 2 is wrapped up in and is contained in the steel bar concrete 1, Cavity structural member 2 alternately, be cast-in-situ reinforced concrete rib 3 each other, Cavity structural member 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 the polyhedron Cavity structural member, its described sidewall 5 and go to the bottom and be provided with groove 7 between 6, what Cast-in-place concrete had formed concrete hollow board at groove 7 positions adds competent structure 8, the cast-in-situ reinforced concrete rib 3 of corresponding site with add competent structure 8 and formed the inverted T shape rib jointly, the upper plate 4 of Cavity structural member and go to the bottom and 6 be provided with reinforcing rib 9.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 structural member 2, no cast-in-situ reinforced concrete iterative structure panel above the Cavity structural member 2.As shown in Figure 3, be the structural representation of the Cavity structural member 2 used in Fig. 1, the concrete hollow board shown in Figure 2.As shown in Figure 9, its described around the cell wall of sidewall 5 and the groove 7 of the setting of going to the bottom between 6 have reinforce 10 to stretch into and be anchored to go to the bottom in 6.
Feature of the present invention is that also described reinforcing rib 9 is solid reinforcing rib or hollow reinforcing rib.As shown in Figure 4, its described reinforcing rib 9 is hollow reinforcing rib.
Feature of the present invention is that also described reinforcing rib 9 is compound reinforcing rib.Shown in Figure 5, its described reinforcing rib 9 is compound reinforcing rib.
Feature of the present invention is that also described reinforcing rib 9 is arranged on the inwall of Cavity structural member 2 or on the outer wall.Shown in Figure 6, its described reinforcing rib 9 is arranged on the upper plate 4 of Cavity structural member 2,6 the inwall of going to the bottom and on every side on the outer wall of sidewall 5.
Feature of the present invention is that also described reinforcing rib 9 is parallel or crossing setting.Shown in Figure 7, its described reinforcing rib 9 is set in parallel.
Feature of the present invention also be described upper plate 4, on every side sidewall 5, go to the bottom 6, reinforcing rib 9 at least one in contain reinforce 10, perhaps have reinforce 10 to expose, and be bonded to integral body with Cast-in-place concrete.Shown in Figure 8, its described upper plate 4, sidewall 5 and go to the bottom and all contain reinforce 10 in 6 on every side, upper plate 4 and go to the bottom and 6 have reinforce 10 to expose in concrete hollow board, can be bonded to integral body with Cast-in-place concrete.
Feature of the present invention also be described around sidewall 5 with go to the bottom between 6 along around sidewall 5 all be set to groove 7 all around.Shown in Figure 10, around it is described sidewall 5 with go to the bottom between 6 along around sidewall 5 all be set to groove 7 all around.
Feature of the present invention is that also described groove 7 is toroidal cavity.Shown in Figure 11, its described groove 7 is a toroidal cavity.
Feature of the present invention also is the described groove 7 orthogonal grooves that are square.Shown in Figure 12, its described groove 7 orthogonal grooves that are square.
Feature of the present invention is that also the horizontal profile of described Cavity structural member 2 is shaped as rectangle, square, polygon, arc angle polygon, chamfering polygon, multi sphere shape, corrugated or circular.Shown in Figure 13, the horizontal profile of its described Cavity structural member 2 is shaped as the chamfering polygon.
Feature of the present invention is that also the cross sectional shape of described groove 7 is square opening, opening rectangle, U-shaped, V-arrangement, stairstepping or semicircle.Shown in Figure 14, the cross sectional shape of its described groove 7 is a U-shaped.Shown in Figure 15, the cross sectional shape of its described groove 7 is a V-arrangement.Shown in Figure 16, the cross sectional shape of its described groove 7 is a stairstepping.
Feature of the present invention is that also described groove 7 one ends are going to the bottom on 6, and the other end upwards edges up or groove 7 width increase.As shown in figure 17, its described groove 7 one ends are being gone to the bottom on 6, and the other end upwards edges up.
Feature of the present invention is that also described groove 7 is degree of broadening groove or degree of deepening groove.Described groove 7 is degree of broadening groove or degree of deepening groove.As shown in figure 18, its described groove 7 is degree of deepening groove.
Feature of the present invention also be described go to the bottom 6 stretch out Cavity structural member 2 around outside the horizontal projection of sidewall 5,6 the bottom surface of going to the bottom flushes with the bottom surface of concrete hollow board.Shown in Figure 19, it is described go to the bottom 6 stretch out Cavity structural member 2 around outside the horizontal projection of sidewall 5.
Feature of the present invention is that also other position of described Cavity structural member 2 is provided with at least one in groove 7, inner corner trim 11, chamfering 12, pit 13, hole 14, boss module 15, raised line 16, the external corner 17.As shown in figure 20, be provided with groove 7, chamfering 12, pit 13, hole 14, boss module 15 and external corner 17 simultaneously on other position of its described Cavity structural member 2.As shown in figure 21, be provided with groove 7, inner corner trim 11, chamfering 12 and raised line 16 simultaneously on other position of its described Cavity structural member 2.
Feature of the present invention also is described groove 7, inner corner trim 11, chamfering 12, raised line 16 self or is parallel, quadrature, oblique or grade separation setting mutually.As shown in figure 21, its described groove 7, inner corner trim 11, chamfering 12 and raised line 16 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 structural member 2 at least one in stiffening rib 18, the bracing boom 19, perhaps there be in stiffening rib 18, the bracing boom 19 at least one to expose outside the Cavity structural member 2, perhaps also exposing on stiffening rib 18, the bracing boom 19 has reinforce 10, and is bonded to integral body with Cast-in-place concrete.As shown in figure 22, be provided with stiffening rib 18, bracing boom 19 in the enclosed cavity of its described Cavity structural member 2, and stiffening rib 18, bracing boom 19 expose outside the Cavity structural member 2, also exposing on the stiffening rib 18 has reinforce 10, in concrete hollow board, can be bonded to integral body with Cast-in-place concrete.
Feature of the present invention also is to be provided with light material 20 in the enclosed cavity of described Cavity structural member 2.As shown in figure 23, be provided with light material 20 in the enclosed cavity of its described Cavity structural member 2, diagram light material 20 is an expanded perlite.
Feature of the present invention is that also in described upper plate 4 or the sidewall 5 at least one is for dismountable movable part.As shown in figure 24, its described upper plate 4 is dismountable movable part.
Feature of the present invention is that also described Cavity structural member 2 is provided with align member 21.As shown in figure 25, its described Cavity structural member 2 is provided with align member 21.
Feature of the present invention is that also described Cavity structural member 2 is provided with the connector 22 of the location that is connected to each other between the Cavity structural member.As shown in figure 26, its described Cavity structural member 2 is provided with the connector 22 of the location that is connected to each other between the Cavity structural member 2.
Feature of the present invention also be basin-shaped component 23 that described upper plate 4 and sidewall 5 on every side constituted go to the bottom be arranged at intervals with on 6 a plurality of, basin-shaped component 23 constitutes internal-rib die cavity 24 each other, Cast-in-place concrete has formed cast-in-situ reinforced concrete internal-rib 25 in internal-rib die cavity 24, and links to each other with cast-in-situ reinforced concrete rib 3.As Figure 27, shown in Figure 31, the basin-shaped component 23 that its described upper plate 4 and sidewall 5 are on every side constituted go to the bottom be arranged at intervals with on 6 a plurality of, basin-shaped component 23 constitutes internal-rib die cavity 24 each other, Cast-in-place concrete has formed the cast-in-situ reinforced concrete internal-rib 25 that is arranged in parallel in internal-rib die cavity 24, in reinforced concrete hollow slab, can link to each other with cast-in-situ reinforced concrete rib 3.
Feature of the present invention also be to be provided with in the described internal-rib die cavity 24 fixed or movable between spacer draw piece 26.As shown in figure 28, be provided with in its described internal-rib die cavity 24 fixing between spacer draw piece 26.
Feature of the present invention also is to connect and compose assembly in groups by a spacer draw piece 26 between described a plurality of Cavity structural member 2.As shown in figure 29, connect and compose assembly in groups by a spacer draw piece 26 between its described a plurality of Cavity structural members 2.
Feature of the present invention is that also described going to the bottom contain presstressed reinforcing steel 27 or the thin band 28 of prestressing force in 6.As shown in figure 30, its described going to the bottom is contained presstressed reinforcing steel 27 and the thin band 28 of prestressing force in 6.
Feature of the present invention also is also to be provided with dark beam 29 in the described concrete hollow board or/and bright beam 30.As shown in Figure 1, also be provided with dark beam 29 and bright beam 30 simultaneously in its described concrete hollow board.
During the invention process, press earlier construction requirement mounting bracket or template, lay hollow unit 2, re-lay the reinforcing bar of reinforcing bar or dark beam 29 or bright beam 30, and various steel pipe buried in advance spare, pour concrete after the acceptance(check), after treating the concrete setting and harden, maintenance is to stipulating the length of time that form removal promptly gets cast-in-situ reinforcing steel bar concrete hollow slab.
Claims (31)
1. concrete hollow board, comprise steel bar concrete (1), Cavity structural member (2), Cavity structural member (2) is wrapped up in and is contained in the steel bar concrete (1), Cavity structural member (2) alternately, be cast-in-situ reinforced concrete rib (3) each other, Cavity structural member (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 the polyhedron Cavity structural member, it is characterized in that described sidewall (5) on every side and go to the bottom being provided with at least one groove (7) between (6), what Cast-in-place concrete had formed concrete hollow board at groove (7) position adds competent structure (8), the cast-in-situ reinforced concrete rib (3) of corresponding site with add competent structure (8) and formed the inverted T shape rib jointly, upper plate (4) at Cavity structural member, at least one of sidewall (5) or go to the bottom (6) is provided with reinforcing rib (9) on every side, and the cell wall of the groove (7) that is provided with of sidewall (5) and go to the bottom between (6) has reinforce (10) to stretch into and be anchored to go to the bottom in (6) on every side.
2. concrete hollow board according to claim 1 is characterized in that described reinforcing rib (9) is solid reinforcing rib or hollow reinforcing rib.
3. concrete hollow board according to claim 1 is characterized in that described reinforcing rib (9) is compound reinforcing rib.
4. concrete hollow board according to claim 1 is characterized in that described reinforcing rib (9) is arranged on the inwall of Cavity structural member (2) or on the outer wall.
5. concrete hollow board according to claim 1 is characterized in that described reinforcing rib (9) is parallel or crossing setting.
6. concrete hollow board according to claim 1 is characterized in that described upper plate (4), contains reinforce (10) at least one of sidewall (5), go to the bottom (6), reinforcing rib (9) on every side.
7. concrete hollow board according to claim 6 is characterized in that described upper plate (4), has reinforce (10) to expose at least one of sidewall (5), go to the bottom (6), reinforcing rib (9) on every side, and is bonded to integral body with Cast-in-place concrete.
8. concrete hollow board according to claim 1, it is characterized in that described around sidewall (5) with go to the bottom between (6) along around sidewall (5) all be set to groove (7) all around.
9. concrete hollow board according to claim 8 is characterized in that described groove (7) is a toroidal cavity.
10. concrete hollow board according to claim 8 is characterized in that the orthogonal groove that is square of described groove (7).
11., it is characterized in that the horizontal profile of described Cavity structural member (2) is shaped as polygon, corrugated or circular according to the described concrete hollow board of arbitrary claim in the claim 1 to 9.
12., it is characterized in that the horizontal profile of described Cavity structural member (2) is shaped as rectangle, square, arc angle polygon, chamfering polygon or multi sphere shape according to the described concrete hollow board of arbitrary claim in the claim 1 to 9.
13. according to the described concrete hollow board of arbitrary claim in the claim 1 to 9, the cross sectional shape that it is characterized in that described groove (7) is square opening, U-shaped, V-arrangement, stairstepping or semicircle.
14. according to the described concrete hollow board of arbitrary claim in the claim 1 to 9, the cross sectional shape that it is characterized in that described groove (7) is the opening rectangle.
15. according to the described concrete hollow board of arbitrary claim in the claim 1 to 9, an end that it is characterized in that described groove (7) is on go to the bottom (6), the other end upwards edges up or groove (7) width increases.
16., it is characterized in that described groove (7) is degree of broadening groove or degree of deepening groove according to the described concrete hollow board of arbitrary claim in the claim 1 to 9.
17. according to the described concrete hollow board of arbitrary claim in the claim 1 to 9, it is characterized in that described going to the bottom (6) stretch out Cavity structural member (2) around outside the horizontal projection of sidewall (5), the bottom surface of go to the bottom (6) flushes with the bottom surface of concrete hollow board.
18. according to the described concrete hollow board of arbitrary claim in the claim 1 to 9, other position that it is characterized in that described Cavity structural member (2) is provided with at least one in groove (7), inner corner trim (11), chamfering (12), pit (13), hole (14), boss module (15), raised line (16), the external corner (17).
19. concrete hollow board according to claim 18 is characterized in that described groove (7), inner corner trim (11), chamfering (12), raised line (16) self or is parallel, quadrature, oblique or grade separation setting mutually.
20., it is characterized in that being provided with in the enclosed cavity of described Cavity structural member (2) at least one in stiffening rib (18), the bracing boom (19) according to the described concrete hollow board of arbitrary claim in the claim 1 to 9.
21. at least one in the concrete hollow board according to claim 20, it is characterized in that stiffening rib is arranged (18), bracing boom (19) exposed outside the Cavity structural member (2).
22. concrete hollow board according to claim 21 is characterized in that also exposing on stiffening rib (18), the bracing boom (19) reinforce (10) is arranged, and is bonded to integral body with Cast-in-place concrete.
23., it is characterized in that being provided with light material (20) in the enclosed cavity of described Cavity structural member (2) according to the described concrete hollow board of arbitrary claim in the claim 1 to 9.
24. according to the described concrete hollow board of arbitrary claim in the claim 1 to 9, it is characterized in that described upper plate (4) or on every side at least one in the sidewall (5) be dismountable movable part.
25., it is characterized in that described Cavity structural member (2) is provided with align member (21) according to the described concrete hollow board of arbitrary claim in the claim 1 to 9.
26., it is characterized in that described Cavity structural member (2) is provided with the connector (22) of the location that is connected to each other between the Cavity structural member according to the described concrete hollow board of arbitrary claim in the claim 1 to 9.
27. according to the described concrete hollow board of arbitrary claim in the claim 1 to 9, it is characterized in that the basin-shaped component (23) that described upper plate (4) and sidewall (5) are on every side constituted is arranged at intervals with a plurality of on go to the bottom (6), basin-shaped component (23) constitutes internal-rib die cavity (24) each other, Cast-in-place concrete has formed cast-in-situ reinforced concrete internal-rib (25) in internal-rib die cavity (24), and links to each other with cast-in-situ reinforced concrete rib (3).
28. concrete hollow board according to claim 27, it is characterized in that being provided with in the described internal-rib die cavity (24) fixed or movable between spacer draw piece (26).
29., it is characterized in that connecting and composing assembly in groups by a spacer draw piece (26) between a plurality of Cavity structural members (2) according to the described concrete hollow board of arbitrary claim in the claim 1 to 9.
30., it is characterized in that containing in described the going to the bottom (6) the thin band (28) of presstressed reinforcing steel (27) or prestressing force according to the described concrete hollow board of arbitrary claim in the claim 1 to 9.
31., it is characterized in that also being provided with dark beam (29) in the described concrete hollow board or/and bright beam (30) according to the described concrete hollow board of arbitrary claim in the claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410082341 CN1800541B (en) | 2004-12-31 | 2004-12-31 | Reinforced bar concrete hollow slab |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410082341 CN1800541B (en) | 2004-12-31 | 2004-12-31 | Reinforced bar concrete hollow slab |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1800541A CN1800541A (en) | 2006-07-12 |
| CN1800541B true CN1800541B (en) | 2010-11-03 |
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ID=36810722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200410082341 Expired - Fee Related CN1800541B (en) | 2004-12-31 | 2004-12-31 | Reinforced bar concrete hollow slab |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1800541B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3708929A (en) * | 1971-07-29 | 1973-01-09 | Packaging Corp America | Cast in situ deck construction and core unit for use therein |
| EP0617180A2 (en) * | 1993-03-26 | 1994-09-28 | ONDAPLAST S.p.A. | Products for the fabrication of floors with lightening box elements and floors made with these products |
| CN1529013A (en) * | 2003-10-01 | 2004-09-15 | 邱则有 | Shuttering member |
| CN1529008A (en) * | 2003-10-01 | 2004-09-15 | 邱则有 | Shuttering member |
| CN1548677A (en) * | 2003-05-20 | 2004-11-24 | 邱则有 | Hollow concrete board |
| CN1548676A (en) * | 2003-05-20 | 2004-11-24 | 邱则有 | Hollow reinforced concrete board |
-
2004
- 2004-12-31 CN CN 200410082341 patent/CN1800541B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3708929A (en) * | 1971-07-29 | 1973-01-09 | Packaging Corp America | Cast in situ deck construction and core unit for use therein |
| EP0617180A2 (en) * | 1993-03-26 | 1994-09-28 | ONDAPLAST S.p.A. | Products for the fabrication of floors with lightening box elements and floors made with these products |
| CN1548677A (en) * | 2003-05-20 | 2004-11-24 | 邱则有 | Hollow concrete board |
| CN1548676A (en) * | 2003-05-20 | 2004-11-24 | 邱则有 | Hollow reinforced concrete board |
| CN1529013A (en) * | 2003-10-01 | 2004-09-15 | 邱则有 | Shuttering member |
| CN1529008A (en) * | 2003-10-01 | 2004-09-15 | 邱则有 | Shuttering member |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1800541A (en) | 2006-07-12 |
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