CN1804267A - Reinforced concrete hollow slab - Google Patents
Reinforced concrete hollow slab Download PDFInfo
- Publication number
- CN1804267A CN1804267A CN 200510006928 CN200510006928A CN1804267A CN 1804267 A CN1804267 A CN 1804267A CN 200510006928 CN200510006928 CN 200510006928 CN 200510006928 A CN200510006928 A CN 200510006928A CN 1804267 A CN1804267 A CN 1804267A
- Authority
- CN
- China
- Prior art keywords
- structural member
- concrete
- cavity structural
- perhaps
- cast
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000011150 reinforced concrete Substances 0.000 title claims description 27
- 239000004567 concrete Substances 0.000 claims abstract description 171
- 238000011065 in-situ storage Methods 0.000 claims abstract description 40
- 229910000831 Steel Inorganic materials 0.000 claims description 18
- 239000010959 steel Substances 0.000 claims description 18
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 14
- 230000003014 reinforcing effect Effects 0.000 claims description 13
- 125000006850 spacer group Chemical group 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 9
- 210000002421 cell wall Anatomy 0.000 claims description 7
- 150000001875 compounds Chemical class 0.000 claims description 7
- 238000000926 separation method Methods 0.000 claims description 7
- QTCANKDTWWSCMR-UHFFFAOYSA-N costic aldehyde Natural products C1CCC(=C)C2CC(C(=C)C=O)CCC21C QTCANKDTWWSCMR-UHFFFAOYSA-N 0.000 claims description 5
- ISTFUJWTQAMRGA-UHFFFAOYSA-N iso-beta-costal Natural products C1C(C(=C)C=O)CCC2(C)CCCC(C)=C21 ISTFUJWTQAMRGA-UHFFFAOYSA-N 0.000 claims description 5
- 238000004891 communication Methods 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 abstract description 3
- 238000010276 construction Methods 0.000 description 21
- 238000009434 installation Methods 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- 239000004744 fabric Substances 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000002787 reinforcement Effects 0.000 description 3
- 238000009416 shuttering Methods 0.000 description 3
- TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical compound [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009415 formwork Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000011490 mineral wool Substances 0.000 description 2
- 239000010451 perlite Substances 0.000 description 2
- 235000019362 perlite Nutrition 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000003351 stiffener Substances 0.000 description 2
- 244000273618 Sphenoclea zeylanica Species 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 239000011491 glass wool Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229910001629 magnesium chloride Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 102000045246 noggin Human genes 0.000 description 1
- 108700007229 noggin Proteins 0.000 description 1
- -1 nonwoven Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 210000002784 stomach Anatomy 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 239000010455 vermiculite Substances 0.000 description 1
- 229910052902 vermiculite Inorganic materials 0.000 description 1
- 235000019354 vermiculite Nutrition 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B5/00—Floors; Floor construction with regard to insulation; Connections specially adapted therefor
- E04B5/16—Load-carrying floor structures wholly or partly cast or similarly formed in situ
- E04B5/32—Floor structures wholly cast in situ with or without form units or reinforcements
- E04B5/326—Floor structures wholly cast in situ with or without form units or reinforcements with hollow filling elements
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 bottom rib 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, the hollow members (2) are provided with at least a stiffening rod (9). The invention can be applied to cast-in-situ reinforced-bar concrete hollow slabs, storied building covers, house roofings, foundation slabs, 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 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 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 concrete hollow board, 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 concrete hollow board, simultaneously, do not add competent structure owing to have in the Cavity structural member, thereby the bulk strength of Cavity structural member and rigidity are relatively poor, are prone to the phenomenon of Cavity structural member breakage, after being applied to cast-in-situ reinforcing steel bar concrete hollow slab, can not participate in the stressed and power transmission of concrete hollow board preferably, 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 end costal fovea 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, in Cavity structural member, be provided with at least one bracing boom.Like this, 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 improves greatly, can reduce the sectional dimension of Cast-in-place concrete rib, reduce reinforcing bar and concrete consumption, reduce construction cost, and, easy construction; Simultaneously, owing to be provided with bracing boom in the Cavity structural member, thereby the intensity of Cavity structural member and rigidity improve greatly, be not prone to the phenomenon of Cavity structural member breakage, and can participate in the stressed and power transmission of concrete hollow board, thereby the mechanical property of concrete hollow board is better, it is more convenient to construct, 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 is that also described many bracing booms constitute rack or truss each other.Like this, rack in the Cavity structural member or truss member and Cast-in-place concrete combine, and have constituted the three-dimensional net rack or the truss stress system of the cast-in-place and prefabricated concrete hollow intralamellar part that combines, and make the stressed and transmission force property of concrete hollow board better.
Feature of the present invention is that also described bracing boom is compound rod or coupled pole.Like this, the overall performance that can give full play to the compound rod that is provided with in the Cavity structural member and coupled pole is good, intensity is high, flexibility good, cost low and making simply, characteristics efficiently, improved the combination property of Cavity structural member, the corresponding combination property that improves concrete hollow board.
Feature of the present invention is that also described bracing boom stretches out outside the Cavity structural member.Like this, bracing boom extension that Cavity structural member is outer and Cast-in-place concrete engage and have formed one, realized that no separation layer directly engages, make interior rod member of Cavity structural member and the bonding between the Cast-in-place concrete and build-in better, solve the low and bad problem of cooperative work performance of bond strength of the combination interface between prefabricated and the Cast-in-place concrete preferably, increased substantially the stress performance and the overall performance of concrete hollow board.
Feature of the present invention also is at least two faces of described bracing boom drawknot Cavity structural member.Like this, because the wall of bracing boom drawknot Cavity structural member makes the overall performance of Cavity structural member obtain strengthening significantly, make its cracky not in stacking, transportation, installation, work progress, greatly reduce the breakage rate of Cavity structural member, the corresponding construction cost that reduces concrete hollow board.
Feature of the present invention also be described upper plate, on every side sidewall, go to the bottom, bracing boom 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 bracing boom 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 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, reduced the breakage rate of Cavity structural member significantly, the corresponding construction cost that reduces concrete hollow board.
Feature of the present invention also be described sidewall and go to the bottom between around sidewall, all be set to groove.Like this, Cast-in-place concrete pours in the end costal fovea groove that is provided with around the sidewall, cast-in-situ reinforced 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, has improved the combination property of concrete hollow board.
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-situ reinforced 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 Cavity structural member is shaped as rectangle, square, polygon, arc angle polygon, chamfering polygon, circle, multi sphere shape or corrugated.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 also that the cross sectional shape of described groove is that square opening, opening rectangle, opening are trapezoidal, 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, 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 is that also described groove is degree of broadening groove or degree of deepening groove.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 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, 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 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 cast-in-situ reinforcing steel bar concrete hollow slab greatly.
Feature of the present invention is that also described bracing boom is hollow reinforced bar.Like this, Cast-in-place concrete pours in the hollow reinforced bar, has formed the superimposed rod member of putting more energy into jointly with hollow reinforced bar, has intensity height, the firm good characteristics of performance, has improved the mechanical property of concrete hollow board greatly.
Feature of the present invention also is described hollow reinforced bar opening and communication groove.Like this, the Cast-in-place concrete that Cast-in-place concrete pours in open hollow bracing boom and the coupled logical groove is integrally formed as the integral cast-in-situ stiffener, has improved the force structure of concrete hollow intralamellar part greatly, makes the load system of concrete hollow board more reasonable.
Feature of the present invention is that also described hollow reinforced bar is communicated with the horizontal hole in the Cavity structural member.Like this, Cast-in-place concrete pours into hollow reinforced bar and reaches in the horizontal hole that is connected with hollow stem, has formed the iterative structure stiffener in Cavity structural member, can reduce the difficulty of construction of concrete hollow board significantly, improves efficiency of construction.
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 reinforcing rib, perhaps has stiffening rib to expose outside the Cavity structural member, and perhaps also exposing on the stiffening rib 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-situ reinforced 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 is to be provided with in the described internal-rib die cavity 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 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 and go to the bottom being provided with at least one end costal fovea 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, in Cavity structural member, be provided with at least one bracing boom 9.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 bracing boom, 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 end costal fovea 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, in Cavity structural member, be provided with bracing boom 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.
Feature of the present invention is that also described many bracing booms 9 constitute rack or truss each other.As shown in Figure 4, its described many bracing booms 9 constitute rack each other.
Feature of the present invention is that also described bracing boom 9 is compound rod or coupled pole.As shown in Figure 5, its described bracing boom 9 is a coupled pole.
Feature of the present invention is that also described bracing boom 9 stretches out outside the Cavity structural member 2.As shown in Figure 6, its described bracing boom 9 stretches out outside the Cavity structural member 2.
Feature of the present invention also is at least two faces of described bracing boom 9 drawknot Cavity structural members 2.As shown in Figure 7, a plurality of of its described bracing boom 9 drawknot Cavity structural members 2.
Feature of the present invention also be described upper plate 4, on every side sidewall 5, go to the bottom 6, bracing boom 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.As shown in Figure 8, its described upper plate 4, sidewall 5 and go to the bottom and contain reinforce 10 in 6 on every side, and have reinforce 10 to expose, in concrete hollow board, the reinforce 10 and the Cast-in-place concrete that expose are bonded to integral body.
Feature of the present invention also is described sidewall 5 and the cell wall of the groove 7 that is provided with of going to the bottom between 6 has reinforce 10 to stretch into and be anchored to go to the bottom in 6.As shown in Figure 9, the cell wall of the groove 7 that is provided with of its described 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.
Feature of the present invention also is described sidewall 5 and goes to the bottom all to be set to groove 7 between 6 around sidewall 5.As shown in figure 10, its described sidewall 5 and go to the bottom between 6 and around sidewall 5, all to be set to groove 7.
Feature of the present invention also is the described groove 7 orthogonal grooves that are square.As shown in figure 11, 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, circle, multi sphere shape or corrugated.As shown in figure 12, the horizontal profile of its described Cavity structural member 2 is shaped as the chamfering polygon.
Feature of the present invention is also that the cross sectional shape of described groove 7 is that square opening, opening rectangle, opening are trapezoidal, U-shaped, V-type, stairstepping or semicircle.As shown in figure 13, the cross sectional shape of its described groove 7 is a U-shaped.
The end that feature of the present invention also is described groove 7 is being gone to the bottom on 6, and the other end upwards edges up or groove 7 width increase.As shown in figure 14, an end of its described groove 7 is being gone to the bottom on 6, and the other end upwards edges up greatly.As shown in figure 15, an end of its described groove 7 is being gone to the bottom on 6, and other end groove 7 width increase.
Feature of the present invention is that also described groove 7 is degree of broadening groove or degree of deepening groove.As shown in figure 15, its described groove 7 is degree of deepening groove.As shown in figure 16, its described groove 7 is degree of broadening groove and 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.As shown in figure 16, its 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 17, 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 18, 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 18, 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 is that also described bracing boom 9 is hollow reinforced bar.As shown in figure 19, its described bracing boom 9 is hollow reinforced bar.
Feature of the present invention also is described hollow reinforced bar 9 openings and communication groove 7, and Cast-in-place concrete enters in the hollow reinforced bar 9 of opening and formed compound bracing boom.As shown in figure 19, its described hollow reinforced bar 9 openings and communication groove 7, in concrete hollow board, Cast-in-place concrete enters in the hollow reinforced bar 9 of opening and has formed compound bracing boom.
Feature of the present invention also is the horizontal hole 14 that described hollow reinforced bar 9 is communicated with in the Cavity structural member.As shown in figure 19, the horizontal hole 14 in its described hollow reinforced bar 9 connection Cavity structural members.
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 reinforcing rib 19, perhaps there is stiffening rib 18 to expose outside the Cavity structural member 2, perhaps also exposing on the stiffening rib 18 has reinforce 10, and is bonded to integral body with Cast-in-place concrete.As shown in figure 20, be provided with stiffening rib 18 and reinforcing rib 19 in the enclosed cavity of its described Cavity structural member 2, stiffening rib 18 exposes outside the Cavity structural member 2, also exposing on the stiffening rib 18 has reinforce 10, in concrete hollow board, stiffening rib 18 with and the reinforce that exposes 10 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 21, 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 22, 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 23, 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 24, 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.
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 25, shown in Figure 29, 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, in concrete hollow board, 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.
Feature of the present invention also is to be provided with in the described internal-rib die cavity 24 a spacer draw piece 26.As shown in figure 26, be provided with a spacer draw piece 26 in its described internal-rib die cavity 24.
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 27, 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 28, 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 in its described concrete hollow board.
During the invention process, press earlier construction requirement mounting bracket or template, lay Cavity structural member 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 (10)
1, a kind of 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) and go to the bottom being provided with at least one end costal fovea 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, in Cavity structural member, be provided with at least one bracing boom (9).
2, concrete hollow board according to claim 1 is characterized in that described many bracing booms (9) constitute rack or truss each other.
3, concrete hollow board according to claim 1 is characterized in that described bracing boom (9) is compound rod or coupled pole.
4, concrete hollow board according to claim 1 is characterized in that described bracing boom (9) stretches out outside the Cavity structural member (2).
5, concrete hollow board according to claim 1 is characterized in that at least two faces of described bracing boom (9) drawknot Cavity structural member (2).
6, concrete hollow board according to claim 1, it is characterized in that described upper plate (4), contain reinforce (10) at least one of sidewall (5), go to the bottom (6), bracing boom (9) on every side, perhaps there is reinforce (10) to expose, and is bonded to integral body with Cast-in-place concrete; Perhaps 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); Perhaps sidewall (5) and go to the bottom between (6) and around sidewall (5), all to be set to groove (7); The perhaps orthogonal groove that is square of groove (7).
7,, it is characterized in that the horizontal profile of described Cavity structural member (2) is shaped as rectangle, square, polygon, arc angle polygon, chamfering polygon, circle, multi sphere shape or corrugated according to the described concrete hollow board of arbitrary claim in the claim 1 to 6; Perhaps the cross sectional shape of groove (7) be that square opening, opening rectangle, opening are trapezoidal, U-shaped, V-type, stairstepping or semicircle; Perhaps an end of groove (7) is on go to the bottom (6), and the other end upwards edges up or groove (7) width increases; Perhaps groove (7) is degree of broadening groove or degree of deepening groove; Perhaps go 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.
8, according to the described concrete hollow board of arbitrary claim in the claim 1 to 6, 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); Perhaps groove (7), inner corner trim (11), chamfering (12), raised line (16) self or be parallel, quadrature, oblique or grade separation setting mutually; Perhaps bracing boom (9) is hollow reinforced bar; Perhaps hollow reinforced bar (9) opening and communication groove (7), Cast-in-place concrete enter in the hollow reinforced bar (9) of opening and have formed compound bracing boom; Perhaps hollow reinforced bar (9) is communicated with the horizontal hole (14) in the Cavity structural member.
9, according to the described concrete hollow board of arbitrary claim in the claim 1 to 6, 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 reinforcing rib (19), perhaps there is stiffening rib (18) to expose outside the Cavity structural member (2), perhaps also exposing on the stiffening rib (18) has reinforce (10), and is bonded to integral body with Cast-in-place concrete; Perhaps be provided with light material (20) in the enclosed cavity of Cavity structural member (2); Perhaps at least one in upper plate (4) or the sidewall (5) is dismountable movable part; Perhaps Cavity structural member (2) is provided with align member (21); Perhaps Cavity structural member (2) is provided with the connector (22) of the location that is connected to each other between the Cavity structural member.
10, according to the described concrete hollow board of arbitrary claim in the claim 1 to 6, 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); Perhaps be provided with a spacer draw piece (26) in the internal-rib die cavity (24); Connect and compose assembly in groups by a spacer draw piece (26) between perhaps a plurality of Cavity structural members (2); Perhaps go to the bottom and contain presstressed reinforcing steel (27) or the thin band (28) of prestressing force in (6); Perhaps also be provided with dark beam (29) in the concrete hollow board or/and bright beam (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510006928 CN100516413C (en) | 2005-01-12 | 2005-01-12 | Reinforced concrete hollow slab |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510006928 CN100516413C (en) | 2005-01-12 | 2005-01-12 | Reinforced concrete hollow slab |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1804267A true CN1804267A (en) | 2006-07-19 |
| CN100516413C CN100516413C (en) | 2009-07-22 |
Family
ID=36866399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200510006928 Expired - Fee Related CN100516413C (en) | 2005-01-12 | 2005-01-12 | Reinforced concrete hollow slab |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100516413C (en) |
-
2005
- 2005-01-12 CN CN 200510006928 patent/CN100516413C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN100516413C (en) | 2009-07-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1880663A (en) | Hollow member for cast-in-situ concrete moulding | |
| CN1880619A (en) | Hollow member for cast-in-situ concrete moulding | |
| CN1293267C (en) | Cavity structural member for cast-in-place concrete moulding | |
| CN1804274A (en) | Reinforced concrete hollow slab | |
| CN1804273A (en) | Reinforced concrete hollow slab | |
| CN1246551C (en) | Cavity structural member for cast-in-place concrete formation | |
| CN1236160C (en) | Hollow cavity structural parts for cast-in-place concrete formation | |
| CN1249312C (en) | Cavity structural member for cast-in-place concrete formation | |
| CN1800544A (en) | Reinforced bar concrete hollow slab | |
| CN1804267A (en) | Reinforced concrete hollow slab | |
| CN1804293A (en) | Reinforced concrete hollow slab | |
| CN1804270A (en) | Reinforced concrete hollow slab | |
| CN1800541A (en) | Reinforced bar concrete hollow slab | |
| CN1576486A (en) | Cavity structural member for cast-in-place concrete formation | |
| CN1800539A (en) | Reinforced bar concrete hollow slab | |
| CN1804272A (en) | Reinforced concrete hollow slab | |
| CN1880677A (en) | Hollow member for cast-in-situ concrete moulding | |
| CN1804276A (en) | Reinforced concrete hollow slab | |
| CN1800548A (en) | Reinforced bar concrete hollow slab | |
| CN1800547A (en) | Reinforced bar concrete hollow slab | |
| CN101059007A (en) | Cavity component for cast-in-situ concrete formation | |
| CN1800538A (en) | Reinforced bar concrete hollow slab | |
| CN1940211A (en) | Cavity mold-shell constructural component for cast-in-situs concrete | |
| CN1804277A (en) | Reinforced concrete hollow slab | |
| CN1576492A (en) | Cavity structural member for cast-in-place concrete formation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: HUNAN QIUZEYOU PATENT STRATEGY PLANNING CO., LTD. Free format text: FORMER OWNER: QIU ZEYOU Effective date: 20100930 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 410011 28/F, SHUNTIANCHENG, NO.59, SECTION 2, FURONG MIDDLE ROAD, CHANGSHA CITY, HUNAN PROVINCE TO: 410205 JUXING INDUSTRIAL BASE, NO.8, LUJING ROAD, CHANGSHA HIGH-TECH. DEVELOPMENT ZONE, YUELU DISTRICT, CHANGSHA CITY, HUNAN PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20100930 Address after: 410205, Hunan Changsha Changsha hi tech Development Zone, Yuelu District Road, No. 8 star industry base Patentee after: HUNAN QIUZEYOU PATENT STRATEGY PLANNING Co.,Ltd. Address before: 410011 Hunan province Changsha Furong Road two section 59 Suncheon City 28 floor Patentee before: Qiu Zeyou |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090722 |