CN100577954C - Hollow reinforced concrete slab - Google Patents

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), and are arranged alternatively, cast-in-situ reinforced-bar concrete rib (3) is arranged between them, the hollow members (2) comprise a hollow blank body (4) and a bracing strut (5), wherein the bracing strut (5) is arranged on the outer wall of the floor surface (6) of the hollow carcass (4), the outer wall (6) encloses the hollow carcass (4) formed with a cavity (7), characterized in that the hollow blank members (4) or/and bracing strut (5) are provided with a locking member (8), the locking member (8) comprises a self-locking hole (9) and a self-locking strip or belt (10), the locking member (8) is anchored in the hollow blank member (4) with an anchoring member (11) or connected with the anchoring members (11) anchored in the hollow blank member (4). As a result, during the construction of the reinforced-bar concrete hollow slab, the hollow blank members are easy to be positioned and fixed. The invention can be applied to cast-in-situ reinforced-bar concrete hollow slabs, hollow building covers, house roofings, walls and bridges.

Description

A kind of concrete hollow board

(1) technical field

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

(2) background technology

At present, cast-in-situ 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.The patent No. of asking in 29 days November in 1999 as the applicant is that ZL99249798.1, name are called " filling reinforced concrete fiber reinforcement type thin-wall member " utility model patent, 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 the patent No. is that ZL00203695.9, name are called " combination concrete hidden rib floor structure " utility model patent, a kind of shuttering member is disclosed in its manual, it can be solid, also can be hollow, and its profile can be made shapes such as rectangle, circle, polygon according to designing requirement.But the hollow carcass applications of this class can not be arranged in hollow matrix the position, intermediate layer of superstructure exactly when floor construction, and influences the construction quality of superstructure.For this reason, the patent No. is ZL01215092.4, name is called " building unit " utility model patent, disclosed building unit is a polyhedron, can be hollow, also can be solid, in order to guarantee that this building unit is arranged in the position, intermediate layer of superstructure when being applied to superstructure, polyhedral outside wall surface is provided with the spike of projection, like this, during the cast superstructure, spike can guarantee that the body cavity position of hollow multiaspect just in time is positioned at the position, intermediate layer of superstructure, thereby has solved the problems referred to above preferably, but this Cast-in-place Concrete Building Floor is when construction, shuttering member is laid inconvenient, laterally or vertically inconsistent phenomenon taking place easily, influence the construction quality of hollow building cover, and influence efficiency of construction.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 easy construction, efficient height, construction quality be good.

Solution of the present invention is on the basis of existing technology, comprise steel bar concrete, hollow unit, hollow unit is wrapped up in and is contained in the steel bar concrete, hollow unit alternately, be the cast-in-situ reinforced concrete rib each other, hollow unit comprises hollow matrix, spike, spike is arranged on the bottom surface outer wall of hollow matrix, outer wall surrounds the hollow matrix that is formed with cavity, it is characterized in that described hollow matrix or/and spike is provided with locking member, locking member comprises self-locking tieholen and self-locking bar or band, and locking member is anchored in the hollow matrix by anchorage element or locking member is connected with anchorage element in being anchored at hollow matrix.Like this, because hollow matrix is or/and spike is provided with locking member, locking member comprises self-locking tieholen and self-locking bar or band, locking member is anchored in the hollow matrix by anchorage element or locking member is connected with anchorage element in being anchored at hollow matrix, by locking member hollow matrix is locked on the template or on the reinforcing bar, thereby when concrete hollow board is constructed, the hollow matrix location, convenient fixing, the construction quality that is difficult for inconsistent phenomenon takes place and influences concrete hollow board, efficiency of construction is also high simultaneously, thereby problems of the prior art have been solved preferably, reached purpose of the present invention, be applicable to the hollowcore slab of cast-in-situ reinforced concrete or prestressed reinforced concrete, hollow building cover, roof system, body of wall, sole plate and hollow bridges are used, and are particularly useful for hollow arch without beam and use.

Feature of the present invention is that also described locking member is can only advance the one-way locking spare that can not move back after self-locking bar or band penetrate the self-locking tieholen.Like this, after the self-locking part walked around anchoring positions such as reinforcing bar in the hollowcore slab and penetrate the self-locking tieholen, as long as tension locking, do not need to take again other fastening means firmly to lock, greatly facilitate the anti-floating location of hollow matrix, make the anti-floating positioning process simple and reliable, and speed of application is exceedingly fast.

Feature of the present invention is that also described self-locking tieholen is fixed on self-locking bar or the band.Like this, when the self-locking tieholen was fixed on self-locking bar or the band, all parts of locking member had made things convenient for locking operation all together, have reduced the locking member spillage of material, have reduced material cost.

Feature of the present invention is that also described self-locking tieholen is fixed on the hollow matrix.Like this, self-locking tieholen and hollow matrix have formed integral body, and anchoring is strengthened, and very big anchored force can be provided, and can fully satisfy the needs of anti-floating location, and the length of self-locking bar or band can be selected as required, greatly facilitates application operating.

Feature of the present invention is that also described self-locking bar or band are fixed on the hollow matrix.Like this, self-locking bar or band are fixed on the hollow matrix, bar or band difficult drop-off, and also when band is long, but the truncation part band can very convenient anchoring anti-floating simply be located, and prevented the hollow matrix left and right sidesing shifting to satisfy the demand.

Feature of the present invention is that also described self-locking bar or band are the independent band of split.Like this, can be according to the dynamics of anti-floating location and the difference of actual conditions, select the self-locking bar of varying strength or bring and satisfy the demand, can not waste, reduced cost.

Feature of the present invention is that also described self-locking tieholen and self-locking bar or band are one.Like this, self-locking hole and self-locking bar or band are not easily separated, are complete configuration, greatly facilitate use, and a cover self-locking part can not reduce the waste of material because of dropping a self-locking tieholen or scrap from bolt or band, reduced cost, the corresponding construction cost that reduces hollowcore slab.

Feature of the present invention also is to have on described self-locking bar or the band band constriction joint.Like this, band can be pulled apart in constriction joint position easily, helps follow-up construction, increases work efficiency.

Feature of the present invention is that also it is movably that described self-locking tieholen is through on self-locking bar or the band.Like this, it is movably that the self-locking tieholen is through on self-locking bar or the band, has made things convenient for the member position of locking various different sizes, also can adjust the anchoring height simultaneously, satisfies the application need of various different situations.

Feature of the present invention is that also described self-locking tieholen and self-locking bar or band are splits.Like this, self-locking tieholen and self-locking bar or band are splits, have made things convenient for the anchoring position of locking various different sizes, also can adjust the anchoring height simultaneously, and just anti-floating location height can satisfy the needs that various different situations are used.

Feature of the present invention is that also described spike is arranged on the top outer wall of hollow matrix.Like this, can support the reinforcing bar above the hollow matrix, can locate the thickness of top Cast-in-place concrete layer simultaneously and prevent the hollow matrix come-up.

Feature of the present invention is that also the side outer wall of described hollow matrix or bottom surface outer wall are provided with locking member.Like this, can lock the reinforcing bar of hollow matrix side and bottom surface, prevent the hollow matrix come-up, it is more convenient to construct.

Feature of the present invention is that also described locking member passes spike, and stretches out spike and expose.Like this, the locking hollow matrix is more convenient.

Feature of the present invention is that also the side outer wall of described hollow matrix is provided with the rib spacing limit for width part of encorbelmenting.Like this, after the side outer wall of hollow matrix is provided with the rib spacing limit for width part of encorbelmenting, rib spacing limit for width part can guarantee effectively that the width of dark rib in the cast-in-situ reinforcing steel bar concrete hollow slab is consistent with the design width, play spacing in, rib spacing limit for width part also can play support intercostal action of steel bars, and, make dark rib upper reinforcement can not drop to the bottom of dark rib, thereby guarantee the pouring quality of cast-in-situ reinforcing steel bar concrete hollow slab effectively to the effect that reinforcing bar positions.

Feature of the present invention is that also the outer wall of described hollow matrix is provided with the filler strip or the cushion block of reinforcing bar.Like this, the filler strip of the reinforcing bar that is provided with on the outer wall of hollow matrix or cushion block, can make the reinforcing bar in the superstructure built on stilts, make and keep suitable spacing between reinforcing bar in the cast-in-situ reinforcing steel bar concrete hollow slab and the hollow matrix, behind the Cast-in-place concrete, can guarantee that reinforcing bar is bonded by Cast-in-place concrete fully, thereby guarantee that bond stress is evenly unified between reinforcing bar and the Cast-in-place concrete, guarantee the quality of concrete hollow board; Simultaneously, also can prevent reinforcing bars rusting; And the setting of filler strip or cushion block makes the laying of reinforcing bar more convenient, can make things convenient for the construction application of hollow matrix greatly.

Feature of the present invention is that also described hollow matrix is a polyhedron.Like this, when hollow matrix is polyhedron, manufacture conveniently, be easy to realize the mechanization production in enormous quantities; If when hollow matrix is the polyhedron hollow matrix of rule, then can more fully satisfy the user demand of the cast-in-situ reinforcing steel bar concrete hollow slab of various Rule Design.Simultaneously, present technique field personnel also can be according to demand, and production use polyhedron hollow matrix irregular reducing or abnormity satisfies the user demand under the different situations, uses with convenient.

Feature of the present invention is that also described hollow matrix is a hexahedron.Like this, when hollow matrix is hexahedron, manufacture conveniently, be easy to realize the mechanization production in enormous quantities; If when hollow matrix is the hexahedron hollow matrix of rule, then can more fully satisfy the user demand of the floor of various Rule Design.Simultaneously, present technique field personnel also can be according to demand, and production use hexahedron hollow matrix irregular reducing or abnormity satisfies the user demand under the different situations, uses with convenient.

Feature of the present invention also is to be provided with reinforce at least one of described outer wall or spike.Reinforce is at least a in reinforcing bar, steel wire, steel mesh reinforcement, gauze wire cloth, metal foil band, organic thin band, fabric strip, fibre, fleece, short fiber, the fibrous mesh cloth.Like this, be provided with the spike or the outer wall of reinforce, its intensity is greatly improved, and the diversity of reinforce is convenient to selecting for use of material simultaneously, helps reducing the cost of hollow matrix, the construction cost of corresponding reduction hollowcore slab.

Feature of the present invention is that also the reinforce in described outer wall or the spike is connected with each other.Like this, after the reinforce in spike or the outer wall is connected to each other, can improve the globality of hollow matrix greatly, make it not easy to crack, simultaneously, can reduce the proportion of goods damageds of hollow matrix significantly, reduce construction cost.

Feature of the present invention is that also described reinforce exposes outside the hollow matrix, and is bonded to integral body with Cast-in-place concrete.Like this, after described hollow matrix is applied in the superstructure, the reinforce and the Cast-in-place concrete combination of exposing hollow matrix, can improve the adhesion strength between hollow matrix and the Cast-in-place concrete greatly, remedy the cast-in-place and prefabricated joint interface loss of strength that engages, help improving the mechanical property and the overall performance of hollowcore slab.

Feature of the present invention also is also to be provided with on the described hollow matrix at least one in arc angle, chamfering, inner corner trim, groove, pit, the hole.Like this, when structure needed local the reinforcement, positions such as arc angle, chamfering, inner corner trim, groove, pit, hole combined with Cast-in-place concrete, can do local the reinforcement to structure, made structure more reasonable; Also be convenient to the layout of various pipelines simultaneously at positions such as arc angle, chamfering, inner corner trim, groove, pit, holes, help reducing the construction cost of hollowcore slab.

Feature of the present invention is that also at least one face of the outer wall of described hollow matrix is provided with the groove of cross or groined type or M shape.Like this, after Cast-in-place concrete is poured in the groove, cast-in-place cross or well word or M shape concrete reinforcing rib have been formed, the cross reinforcing rib has been strengthened the Cast-in-place concrete thin plate on hollow matrix top, the groined type reinforcing rib can increase substantially the supporting capacity of hollow matrix top Cast-in-place concrete thin plate, the M shape reinforcing rib then makes the Cast-in-place concrete thin plate on hollow matrix top form multidirectional structure from stress to eight directions that can transmit, and they all can improve the intensity and the rigidity of cast-in-situ reinforcing steel bar concrete hollow slab effectively.

Feature of the present invention also is to be provided with reinforcement in the described cavity.Like this, owing to be provided with reinforcement in the cavity, thereby the intensity of hollow matrix and rigidity can improve greatly, carry and work progress in be not prone to phenomenon such as breakage, simultaneously, also can participate in the stressed and power transmission of concrete hollow board.

Feature of the present invention is that also described reinforcement is prefabricated hollow rod member, and the two-port of hollow rod member is connected with the outer wall outside, forms the hole that is communicated with, and Cast-in-place concrete enters in the hole, has formed superimposed rod member with hollow stem.Like this, owing to be formed with the hole of connection on the hollow matrix, in work progress, pour into concrete, can form the cast-in-place and prefabricated reinforcement that combines, can strengthen the intensity and the rigidity of reinforcement greatly, simultaneously, can participate in the stressed and power transmission of cast-in-situ reinforcing steel bar concrete hollow slab, improve the mechanical property of cast-in-situ reinforcing steel bar concrete hollow slab; In addition, reinforcement is hollow reinforcement, can alleviate the weight of hollow matrix greatly, is convenient to transportation, construction.

Feature of the present invention is also that the groove that is provided with on the described hollow matrix is connected with the sprue gate hole of hollow rod member and communicates.Like this, when pouring into concrete, the Cast-in-place concrete reinforcement in the Cast-in-place concrete reinforcing rib of formation and the hollow matrix combines, and can improve the mechanical property of cast-in-situ reinforcing steel bar concrete hollow slab greatly, make the cast-in-situ reinforcing steel bar concrete hollow slab structure more firm, reasonable, the overall performance of cast-in-situ reinforcing steel bar concrete hollow slab is better.

Feature of the present invention also is the tyre sidewall of described outer wall for flat board, arc plate, flap, corrugated sheet or its combination.Like this, when outer wall was flat board, hollow matrix was manufactured conveniently, and concrete is at its external surface good fluidity; If the arc plate then can make the cast-in-situ reinforcing steel bar concrete hollow slab of using its hollow matrix form continuous arch force structure, and when effectively improving cast-in-situ reinforcing steel bar concrete hollow slab boring rate, can increase the bonding area of outer wall and Cast-in-place concrete greatly, it is in aggregates that hollow matrix and Cast-in-place concrete are merged, and can improve the globality of cast-in-situ reinforcing steel bar concrete hollow slab effectively.

Feature of the present invention is that also the outer wall of described hollow matrix is provided with the detachable connection cover plate of at least one activity, perhaps has reinforce to expose on the cover plate, and forms whole with the Cast-in-place concrete bonding.Like this, removably connect cover plate or reveal the cover plate of reinforce of setting, in construction, can conveniently check its internal construction situation, and make things convenient for the laying of pipeline or other prefabricated component such as switch enclosure, electric wire box, stiffening rib, bracing boom etc., on it expose reinforce and Cast-in-place concrete combines, can make it have better bond stress, after the construction, its globality is better.When reinforce after connect cover plate and expose, can improve the adhesion strength between itself and the Cast-in-place concrete greatly.

Feature of the present invention is also that described connection cover plate is provided with and is connected the connector that coincide with hollow matrix.Like this, be provided with and be connected the connector that coincide with hollow matrix and can engage or dismantle cover plate quickly and easily; During Cast-in-place concrete, can prevent effectively that concrete from flowing in the hollow matrix internal cavities.Connector can be cutting ferrule, bolt, male and female groove, socket component, indention etc.

Feature of the present invention is that also the spike on the bottom surface of described hollow matrix is arranged with base plate, and the bottom surface of base plate flushes with the bottom surface of concrete hollow board.Like this, the base plate under the spike can replace the template in the work progress, can save great amount of manpower and material resources, save template dress, tear operation open, improve speed of application, reduce difficulty of construction.

Feature of the present invention is that also described hollow matrix is provided with at least one in junction box, conduit, airduct or the water pipe.Like this, can lay junction box, hydroelectric line very easily, airduct is arranged at also can save the shared architectural space of peripheral hardware airduct in the hollow matrix, effective usage space of building is improved, the setting of water pipe can hiddenly very easily be leaked water, save pipeline and lay the space, make fire main lay safer convenience.

Feature of the present invention also is the interior part of the cavity of described hollow matrix or all is filled with light material.Light material can be foamed plastics, expanded perlite, expanded vermiculite, foaming or aerated light concrete etc.Like this, can improve the insulation of hollowcore slab, heat insulation, sound insulation value greatly.

Feature of the present invention is that also described hollow matrix is provided with the boss module.Like this,, the concrete position that do not stress in the hollowcore slab can be replaced with the boss module, can alleviate hollowcore slab weight, reduce the superstructure cost according to design requirement.

Feature of the present invention is that also described boss module is that bonding, welding, riveted joint, socket joint, cutting ferrule, bolt are connected and fixed on the hollow matrix, perhaps the integral body that is formed in one of boss module and hollow matrix.Like this, the boss module can be connected on the carcass by various modes, and it is simple that it is made, and uses more convenient.

Feature of the present invention is that also the outer wall of described hollow matrix is provided with the overlapping layers of strip or tabular light material.Like this, after strip or tabular light material overlapping layers are set on the outer wall of hollow matrix, can be according to the different situations and the requirement of practical application, fluting or hole or hole on strip or tabular light material and do not damage hollow matrix can make things convenient for burying underground of pipeline, reinforcing bar and various built-in fittings in the construction application process greatly.

But feature of the present invention also is plural hollow matrix disjunctor and forms unidirectional, two-way or multidirectional core assembly.Like this, disjunctor hollow matrix in groups can make construction more simple, and speed of application is faster, and structure is lighter, designs more easy.

Feature of the present invention is that also described hollow matrix is provided with connector and stretches out.Like this, after hollow matrix is provided with the connector that stretches out, can make things convenient between the hollow matrix and hollow matrix is connected with other member that need be attached thereto or reinforcing bar, convenient construction fully satisfies the instructions for use of different user greatly.

Feature of the present invention is that also described spike is a fixing feet.Like this, the globality between spike and the hollow matrix is better, the construction of being more convenient for.

Feature of the present invention is that also described spike is movable pin.Like this, can improve the speed of application of hollow building cover greatly, simultaneously, convenient carrying, not fragile spike.

Feature of the present invention is that also described movable supporting feet is the split pin.Like this, when spike is the split pin, in being set to cast-in-situ reinforcing steel bar concrete hollow slab before, spike is disassembled, made things convenient for hollow matrix production, pile up, transport and use, guaranteed the reliability of spike.

Feature of the present invention is that also described spike is mortar hard pin, concrete pin or plastic foot.Like this, can make things convenient for design and construction unit to select for use, help reducing the construction cost of the corresponding reduction hollowcore slab of cost of hollow matrix.

Feature of the present invention also is to be provided with dark beam in the described concrete hollow board or/and bright beam.Like this, the mechanical property of concrete hollow board is better.When described concrete hollow board is provided with bright beam, helps that local pressure in the concrete hollow board is increased the district and strengthen; When being provided with dark beam, mechanical property that also can the reinforcing steel bar concrete hollow board, simultaneously, dark beam lies in the concrete hollow intralamellar part, the external structure that does not influence concrete hollow board is attractive in appearance, does 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 the structural representation of the embodiment of the invention 3.

Fig. 4 is the structural representation of the embodiment of the invention 4.

Fig. 5 is one of embodiment of the invention hollow core element structure schematic diagram.

Fig. 6 is two of an embodiment of the invention hollow core element structure schematic diagram.

Fig. 7 is three of an embodiment of the invention hollow core element structure schematic diagram.

Fig. 8 is four of an embodiment of the invention hollow core element structure schematic diagram.

Fig. 9 is five of an embodiment of the invention hollow core element structure schematic diagram.

Figure 10 is six of an embodiment of the invention hollow core element structure schematic diagram.

Figure 11 is seven of an embodiment of the invention hollow core element structure schematic diagram.

Figure 12 is eight of an embodiment of the invention hollow core element structure schematic diagram.

Figure 13 is nine of an embodiment of the invention hollow core element structure schematic diagram.

Figure 14 is ten of an embodiment of the invention hollow core element structure schematic diagram.

Figure 15 is 11 of an embodiment of the invention hollow core element structure schematic diagram.

Figure 16 is 12 of an embodiment of the invention hollow core element structure schematic diagram.

Figure 17 is 13 of an embodiment of the invention hollow core element structure schematic diagram.

Figure 18 is 14 of an embodiment of the invention hollow core element structure schematic diagram.

Figure 19 is 15 of an embodiment of the invention hollow core element structure schematic diagram.

Figure 20 is 16 of an embodiment of the invention hollow core element structure schematic diagram.

Figure 21 is 17 of an embodiment of the invention hollow core element structure schematic diagram.

Figure 22 is 18 of an embodiment of the invention hollow core element structure schematic diagram.

Figure 23 is 19 of an embodiment of the invention hollow core element structure schematic diagram.

Figure 24 is 20 of an embodiment of the invention hollow core element structure schematic diagram.

Figure 25 is 21 of an embodiment of the invention hollow core element structure schematic diagram.

Figure 26 is 22 of an embodiment of the invention hollow core element structure schematic diagram.

Figure 27 is 23 of an embodiment of the invention hollow core element structure schematic diagram.

Figure 28 is 24 of an embodiment of the invention hollow core element structure schematic diagram.

Figure 29 is 25 of an embodiment of the invention hollow core element structure schematic diagram.

Figure 30 is 26 of an embodiment of the invention hollow core element structure schematic diagram.

Figure 31 is 27 of an embodiment of the invention hollow core element structure schematic diagram.

Figure 32 is 28 of an embodiment of the invention hollow core element structure schematic diagram.

Figure 33 is 29 of an embodiment of the invention hollow core element structure schematic diagram.

Figure 34 is 30 of an embodiment of the invention hollow core element structure schematic diagram.

Figure 35 is 31 of an embodiment of the invention hollow core element structure schematic diagram.

Figure 36 is 32 of an embodiment of the invention hollow core element structure schematic diagram.

Figure 37 is 33 of an embodiment of the invention hollow core element structure schematic diagram.

Figure 38 is 34 of an embodiment of the invention hollow core element structure schematic diagram.

Figure 39 is 35 of an embodiment of the invention hollow core element structure schematic diagram.

Figure 40 is 36 of an embodiment of the invention hollow core element structure schematic diagram.

Figure 41 is 37 of an embodiment of the invention hollow core element structure schematic diagram.

Figure 42 is 38 of an embodiment of the invention hollow core element structure schematic diagram.

Figure 43 is 39 of an embodiment of the invention hollow core element structure schematic diagram.

Figure 44 is 40 of an embodiment of the invention hollow core element structure schematic diagram.

Figure 45 is 41 of an embodiment of the invention hollow core element structure schematic diagram.

Figure 46 is 42 of an embodiment of the invention hollow core element structure schematic diagram.

Figure 47 is 43 of an embodiment of the invention hollow core element structure schematic diagram.

Figure 48 is 44 of an embodiment of the invention hollow core element structure schematic diagram.

Figure 49 is 45 of an embodiment of the invention hollow core element structure schematic diagram.

Figure 50 is one of locking member structural representation in the embodiment of the invention.

Figure 51 be in the embodiment of the invention locking member structural representation two.

(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, hollow unit 2, hollow unit 2 is wrapped up in and is contained in the steel bar concrete 1, hollow unit 2 alternately, be cast-in-situ reinforced concrete rib 3 each other, hollow unit 2 comprises hollow matrix 4, spike 5, spike 5 is arranged on the bottom surface outer wall 6 of hollow matrix 4, outer wall 6 surrounds the hollow matrix 4 that is formed with cavity 7, it is characterized in that described hollow matrix 4 or/and spike 5 is provided with locking member 8, locking member 8 comprises self-locking tieholen 9 and self-locking bar or band 10, and the anchorage element 11 that locking member 8 is anchored in the hollow matrix 4 by anchorage element 11 or locking member 8 is interior with being anchored at hollow matrix 4 is connected.In each accompanying drawing, 1 is steel bar concrete, and 2 is hollow unit, and 3 is the cast-in-situ reinforced concrete rib, and 4 is hollow matrix, 5 is spike, and 6 is outer wall, and 7 is cavity, and 8 is locking member, and 9 are the self-locking tieholen, 10 for the self-locking bar, and 11 is anchorage element, below in each accompanying drawing, number identically, its explanation is identical.As shown in Figure 1, cast-in-situ reinforcing steel bar concrete hollow slab includes steel bar concrete 1, hollow unit 2, hollow unit 2 is wrapped up in and is contained in the steel bar concrete 1, hollow unit 2 alternately, be cast-in-situ reinforced concrete rib 3 each other, hollow unit 2 comprises hollow matrix 4, spike 5, spike 5 is arranged on the bottom surface outer wall 6 of hollow matrix 4, outer wall 6 surrounds the hollow matrix 4 that is formed with cavity 7, hollow matrix 4 is provided with locking member 8, locking member 8 comprises self-locking tieholen 9 and self-locking bar 10, and locking member 8 is anchored in the hollow matrix 4 by anchorage element 11.Fig. 1,2,3,4 is the application schematic diagram of hollow matrix 2 shown in Figure 5 in steel bar concrete 1.

Feature of the present invention is that also described locking member 8 is can only advance the one-way locking spare that can not move back after self-locking bar or band 10 penetrate self-locking tieholen 9.As shown in Figure 5, its described locking member 8 is can only advance the one-way locking spare that can not move back after self-locking bar 10 penetrates self-locking tieholen 9.

Feature of the present invention is that also described self-locking tieholen 9 is fixed on self-locking bar or the band 10.As shown in Figure 5, its described self-locking tieholen 9 is fixed on the self-locking bar 10.

Feature of the present invention is that also described self-locking tieholen 9 is fixed on the hollow matrix 4.Shown in Fig. 6,48,49, its described self-locking tieholen 9 is fixed on the hollow matrix 4.

Feature of the present invention is that also described self-locking bar or band 10 are fixed on the hollow matrix 4.As shown in Figure 6, its described self-locking bar 10 is fixed on the hollow matrix 4.

Feature of the present invention is that also described self-locking bar or band 10 are the independent band of split.As shown in Figure 7, its described self-locking bar 10 is the independent band of split.

Feature of the present invention is that also described self-locking tieholen 9 and self-locking bar or band 10 are one.As shown in Figure 8, its described self-locking tieholen 9 is one with self-locking bar 10.

Feature of the present invention also is to have on described self-locking bar or the band 10 band constriction joint 12.As shown in Figure 9, band constriction joint 12 is arranged on its described self-locking bar 10.

Feature of the present invention is that also it is movably that described self-locking tieholen 9 is through on self-locking bar or the band 10.As shown in Figure 9, to be through on the self-locking bar 10 be movably to its described self-locking tieholen 9.

Feature of the present invention is that also described self-locking tieholen 9 and self-locking bar or band 10 are splits.As shown in Figure 9, its described self-locking tieholen 9 is splits with self-locking bar 10.

Feature of the present invention is that also described spike 5 is arranged on the top outer wall 6 of hollow matrix 4.As shown in figure 10, also be provided with spike 5 on the top outer wall 6 of its described hollow matrix 4.

Feature of the present invention is that also the side outer wall 6 of described hollow matrix 4 or bottom surface outer wall 6 are provided with locking member 8.As shown in figure 11, the bottom surface outer wall 6 of its described hollow matrix 4 is provided with locking member 8.

Feature of the present invention is that also described locking member 8 passes spike 5, and stretches out spike 5 and expose.As shown in figure 12, its described locking member 8 passes spike 5, and stretches out spike 5 and expose.

Feature of the present invention is that also the side outer wall 6 of described hollow matrix 4 is provided with the rib spacing limit for width part 13 of encorbelmenting.As shown in figure 13, the side outer wall 6 of its described hollow matrix 4 is provided with the rib spacing limit for width part 13 of encorbelmenting.

Feature of the present invention is that also the outer wall 6 of described hollow matrix 4 is provided with the filler strip 14 or the cushion block 15 of reinforcing bar.As shown in figure 14, the outer wall 6 of its described hollow matrix 4 is provided with the filler strip 14 of reinforcing bar, and as shown in figure 15, the outer wall 6 of its described hollow matrix 4 is provided with the cushion block 15 of reinforcing bar.

Feature of the present invention is that also described hollow matrix 4 is polyhedron.As shown in figure 14, its described hollow matrix 4 is a polyhedron.

Feature of the present invention is that also described hollow matrix 4 is hexahedron.As shown in figure 15, its described hollow matrix 4 is a hexahedron.

Feature of the present invention also is to be provided with reinforce 16 at least one of described outer wall 6 or spike 5.As shown in figure 16, be provided with reinforce 16 in its described outer wall 6.

Feature of the present invention is that also the reinforce 16 in described outer wall 6 or the spike 5 is connected with each other.As shown in figure 16, the reinforce 16 in its described outer wall 6 is connected with each other.

Feature of the present invention is that also described reinforce 16 exposes outside the hollow matrix 4, and is bonded to integral body with Cast-in-place concrete.As shown in figure 17, its described reinforce 16 exposes outside the hollow matrix 4, can be bonded to integral body with Cast-in-place concrete in hollowcore slab.

Feature of the present invention also is also to be provided with on the described hollow matrix 4 at least one in arc angle 17, chamfering 18, inner corner trim 19, groove 20, pit 21, the hole 22.As shown in figure 18, also be provided with arc angle 17, groove 20, pit 21 and hole 22 on its described hollow matrix 4.

Feature of the present invention is that also at least one face of the outer wall 6 of described hollow matrix 4 is provided with the groove 20 of cross or groined type or M shape.As shown in figure 19, the outer wall 6 of its described hollow matrix 4 is provided with the groove 20 of groined type.

Feature of the present invention also is to be provided with reinforcement 23 in the described cavity 7.As shown in figure 20, be provided with reinforcement 23 in its described cavity 7.

Feature of the present invention is that also described reinforcement 23 is prefabricated hollow rod member, and the two-port of hollow rod member is connected with outer wall 6 outsides, forms the hole 22 that is communicated with, and Cast-in-place concrete enters in the hole 22, has formed superimposed rod member with hollow stem.As shown in figure 21, its described reinforcement 23 is prefabricated hollow rod member, and the two-port of hollow rod member is connected with outer wall 6 outsides, forms the hole 22 that is communicated with, and the Cast-in-place concrete in the hollowcore slab enters in the hole 22, can form superimposed rod member with hollow stem.

Feature of the present invention is also on the described hollow matrix 4 that the groove 20 that is provided with is connected with the sprue gate hole 22 of hollow rod member 23 and communicates.As shown in figure 22, the groove 20 that is provided with on its described hollow matrix 4 is connected with the sprue gate hole 22 of hollow rod member 23 and communicates.

Feature of the present invention also is the tyre sidewall of described outer wall 6 for flat board, arc plate, flap, corrugated sheet or its combination.As shown in figure 23, its described outer wall 6 is an arc plate tyre sidewall.

Feature of the present invention is that also the outer wall 6 of described hollow matrix 4 is provided with the detachable connection cover plate 24 of at least one activity, perhaps has reinforce 16 to expose on the cover plate 24, and forms whole with the Cast-in-place concrete bonding.As shown in figure 24, the outer wall 6 of its described hollow matrix 4 is provided with movable detachable connection cover plate 24, has reinforce 16 to expose on the cover plate 24, can form whole with the Cast-in-place concrete bonding in hollowcore slab.

Feature of the present invention is also that described connection cover plate 24 is provided with and is connected the connector 25 that coincide with hollow matrix 4.As shown in figure 25, its described connection cover plate 24 is provided with and is connected the connector 25 that coincide with hollow matrix 4.

Feature of the present invention is that also the spike 5 on the bottom surface of described hollow matrix 4 is arranged with base plate 26, and the bottom surface of base plate 26 flushes with the bottom surface of concrete hollow board.Shown in Figure 26,46,47, the spike 5 on the bottom surface of its described hollow matrix 4 is arranged with base plate 26, and in hollowcore slab, the bottom surface of base plate 26 flushes with the bottom surface of concrete hollow board.

Feature of the present invention is that also described hollow matrix 4 is provided with at least one in junction box 27, conduit 28, airduct 29 or the water pipe 30.As shown in figure 27, its described hollow matrix 4 is provided with junction box 27, conduit 28, and as shown in figure 28, its described hollow matrix 4 is provided with airduct 29 and water pipe 30.

Feature of the present invention also is the cavity 3 interior parts of described hollow matrix 4 or all is filled with light material 31.As shown in figure 29, all be filled with light material 31 in the cavity 3 of its described hollow matrix 4.

Feature of the present invention is that also described hollow matrix 4 is provided with boss module 32.As shown in figure 30, its described hollow matrix 4 is provided with boss module 32.

Feature of the present invention is that also described boss module 32 is connected and fixed on the hollow matrix 4 for bonding, welding, riveted joint, socket joint, cutting ferrule, bolt, perhaps the integral body that is formed in one of boss module 32 and hollow matrix 4.As shown in figure 31, its described boss module 32 is connected and fixed on the hollow matrix 4 for riveted joint.

Feature of the present invention is that also the outer wall 6 of described hollow matrix 4 is provided with the overlapping layers of strip or tabular light material 31.Shown in figure 32, the outer wall 6 of its described hollow matrix 4 is provided with the overlapping layers of tabular light material 31.

But feature of the present invention also is plural hollow matrix 4 disjunctors and forms unidirectional, two-way or multidirectional core assembly.As shown in figure 33, but its described two hollow matrix 4 disjunctors are formed unidirectional core assembly.

Feature of the present invention is that also described hollow matrix 4 is provided with connector 25 and stretches out.As shown in figure 34, its described hollow matrix 4 is provided with connector 25 and stretches out.

Feature of the present invention is that also described spike 5 is fixing feet.As shown in figure 35, its described spike 5 is a fixing feet.

Feature of the present invention is that also described spike 5 is movable pin.As shown in figure 36, its described spike 5 is movable pin.

Feature of the present invention is that also described movable supporting feet 5 is the split pin.As shown in figure 36, its described movable supporting feet 5 is the split pin.

Feature of the present invention is that also described spike 5 is mortar hard pin, concrete pin or plastic foot.As shown in figure 36, its described spike 5 is a mortar hard pin.

Feature of the present invention also is to be provided with dark beam 33 in the described cast-in-situ reinforcing steel bar concrete hollow slab or/and bright beam 34.As shown in Figure 4, be provided with dark beam 33 and bright beam 34 in its described cast-in-situ reinforcing steel bar concrete hollow slab.

Figure 37 is the user mode fragmentary cross-sectional view of locking member 8 among Fig. 5, and 35 is reinforcing bar among the figure, is illustrated as hollow matrix and is locked on the reinforcing bar 35 by locking member 8, to prevent hollow matrix come-up and displacement.

Figure 38 is the user mode fragmentary cross-sectional view of locking member 8 among Fig. 6, and 35 is reinforcing bar among the figure, is illustrated as hollow matrix and is locked on the reinforcing bar 35 by locking member 8, to prevent hollow matrix come-up and displacement.

Figure 39 is the user mode fragmentary cross-sectional view of locking member 8 among Fig. 7, and 35 is reinforcing bar among the figure, is illustrated as hollow matrix and is locked on the reinforcing bar 35 by locking member 8, to prevent hollow matrix come-up and displacement.

Figure 40 is the user mode fragmentary cross-sectional view of locking member 8 among Fig. 8, and 35 is reinforcing bar among the figure, is illustrated as hollow matrix and is locked on the reinforcing bar 35 by locking member 8, to prevent hollow matrix come-up and displacement.

Figure 41 is the user mode fragmentary cross-sectional view of locking member 8 among Fig. 9, and 36 is that template is used in construction among the figure, is illustrated as hollow matrix to be locked on the template 36 by locking member 8, to prevent hollow matrix come-up and displacement.

Figure 42 is the user mode fragmentary cross-sectional view of locking member 8 among Figure 11, and 36 is that template is used in construction among the figure, is illustrated as hollow matrix to be locked on the template 36 by locking member 8, to prevent hollow matrix come-up and displacement.

Figure 43 is the user mode fragmentary cross-sectional view of locking member 8 among Figure 12, and 36 is that template is used in construction among the figure, is illustrated as hollow matrix to be locked on the template 36 by locking member 8, to prevent hollow matrix come-up and displacement.

Figure 44 is the user mode fragmentary cross-sectional view of locking member 8 among Fig. 9, and 36 is that template is used in construction among the figure, and 32 is Cast-in-place concrete, being illustrated as hollow matrix is locked on the template 36 by locking member 5, to prevent hollow matrix come-up and displacement, behind the Cast-in-place concrete setting and harden, firmly pull apart band 7, band 7 saves 9 places in constriction and will be torn, behind the stripping 36, vestige will not be left on the Cast-in-place concrete surface, or repair at the vestige position, operation is very simple, convenient, and construction cost is low.

Figure 50 is the generalized section of locking member 8.

Figure 51 is the another structural representation of locking member 8, have on its self-locking tieholen 8 members one in groove small round bar movably, can be along with self-locking band 10 moving and move in self-locking tieholen 9, and lock band 10.

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 33 or bright beam 34, and various steel pipe buried in advance spare, and hollow unit 2 is locked with locking member 8, 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 (42)

1, a kind of cast-in-situ reinforcing steel bar concrete hollow slab, comprise steel bar concrete (1), hollow unit (2), hollow unit (2) is wrapped up in and is contained in the steel bar concrete (1), hollow unit (2) alternately, be cast-in-situ reinforced concrete rib (3) each other, hollow unit (2) comprises hollow matrix (4), spike (5), spike (5) is arranged on the bottom surface outer wall (6) of hollow matrix (4), outer wall (6) surrounds the hollow matrix (4) that is formed with cavity (7), it is characterized in that described hollow matrix (4) or/and spike (5) is provided with locking member (8), locking member (8) comprises self-locking tieholen (9) and self-locking bar or band (10), and locking member (8) is connected by the anchorage element (11) that anchorage element (11) is anchored in the hollow matrix (4) or locking member (8) is interior with being anchored at hollow matrix (4).

2, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 1 is characterized in that described locking member (8) is can only advance the one-way locking spare that can not move back after self-locking bar or band (10) penetrate self-locking tieholen (9).

3, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 1 is characterized in that described self-locking tieholen (9) is fixed on self-locking bar or the band (10).

4, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 1 is characterized in that described self-locking tieholen (9) is fixed on the hollow matrix (4).

5, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 4 is characterized in that described self-locking bar or band (10) are fixed on the hollow matrix (4).

6, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 4 is characterized in that described self-locking bar or band (10) are the independent band of split.

7, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 1 is characterized in that described self-locking tieholen (9) and self-locking bar or band (10) are one.

8, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 1 is characterized in that having on described self-locking bar or the band (10) band constriction joint (12).

9, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 1 is characterized in that it is movably that described self-locking tieholen (9) is through on self-locking bar or the band (10).

10, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 1 is characterized in that described self-locking tieholen (9) and self-locking bar or band (10) are splits.

11, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 1 is characterized in that also being provided with spike (5) on the top outer wall (6) of described hollow matrix (4).

12, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 1 is characterized in that the side outer wall (6) of described hollow matrix (4) or bottom surface outer wall (6) are provided with locking member (8).

13, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 1 is characterized in that described locking member (8) passes spike (5), and stretches out spike (5) and expose.

14, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 1 is characterized in that the side outer wall (6) of described hollow matrix (4) is provided with the rib spacing limit for width part (13) of encorbelmenting.

15, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 1 is characterized in that the outer wall (6) of described hollow matrix (4) is provided with the filler strip (14) or the cushion block (15) of reinforcing bar.

16, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 1 is characterized in that described hollow matrix (4) is a polyhedron.

17, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 1 is characterized in that described hollow matrix (4) is a hexahedron.

18,, it is characterized in that being provided with reinforce (16) at least one of described outer wall (6) or spike (5) according to the described cast-in-situ reinforcing steel bar concrete hollow slab of arbitrary claim in the claim 1 to 17.

19, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 18 is characterized in that the reinforce (16) in described outer wall (6) or the spike (5) is connected with each other.

20, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 18 is characterized in that described reinforce (16) exposes outside the hollow matrix (4), and is bonded to integral body with Cast-in-place concrete.

21,, it is characterized in that also being provided with on the described hollow matrix (4) at least one in arc angle (17), chamfering (18), inner corner trim (19), groove (20), pit (21), the hole (22) according to the described cast-in-situ reinforcing steel bar concrete hollow slab of arbitrary claim in the claim 1 to 17.

22, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 21 is characterized in that at least one face of the outer wall (6) of described hollow matrix (4) is provided with the groove (20) of cross or groined type or M shape.

23, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 21 is characterized in that being provided with in the described cavity (7) reinforcement (23).

24, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 23, it is characterized in that described reinforcement (23) is prefabricated hollow rod member, the two-port of hollow rod member is connected with outer wall (6) outside, form the hole (22) that is communicated with, Cast-in-place concrete enters in the hole (22), has formed superimposed rod member with hollow stem.

25, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 24 is characterized in that groove (20) that described hollow matrix (4) go up to be provided with is connected with the sprue gate hole (22) of hollow rod member (23) to communicate.

26,, it is characterized in that the tyre sidewall of described outer wall (6) for flat board, arc plate, flap, corrugated sheet or its combination according to the described cast-in-situ reinforcing steel bar concrete hollow slab of arbitrary claim in the claim 1 to 17.

27,, it is characterized in that the outer wall (6) of described hollow matrix (4) is provided with the detachable connection cover plate (24) of at least one activity according to the described cast-in-situ reinforcing steel bar concrete hollow slab of arbitrary claim in the claim 1 to 17.

28, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 27 is characterized in that having on the cover plate reinforce (16) to expose, and forms whole with the Cast-in-place concrete bonding.

29, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 27 is characterized in that described connection cover plate (24) is provided with and is connected the connector (25) that coincide with hollow matrix (4).

30, according to the described cast-in-situ reinforcing steel bar concrete hollow slab of arbitrary claim in the claim 1 to 17, it is characterized in that the spike (5) on the bottom surface of described hollow matrix (4) is arranged with base plate (26), the bottom surface of base plate (26) flushes with the bottom surface of concrete hollow board.

31,, it is characterized in that described hollow matrix (4) is provided with at least one in junction box (27), conduit (28), airduct (29) or the water pipe (30) according to the described cast-in-situ reinforcing steel bar concrete hollow slab of arbitrary claim in the claim 1 to 17.

32,, it is characterized in that the interior part of cavity (7) of described hollow matrix (4) or all be filled with light material (31) according to the described cast-in-situ reinforcing steel bar concrete hollow slab of arbitrary claim in the claim 1 to 17.

33,, it is characterized in that described hollow matrix (4) is provided with boss module (32) according to the described cast-in-situ reinforcing steel bar concrete hollow slab of arbitrary claim in the claim 1 to 17.

34, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 33, it is characterized in that described boss module (32) is connected and fixed on the hollow matrix (4) for bonding, welding, riveted joint, socket joint, cutting ferrule or bolt, perhaps the integral body that is formed in one of boss module (32) and hollow matrix (4).

35, according to the described cast-in-situ reinforcing steel bar concrete hollow slab of arbitrary claim in the claim 1 to 17, the outer wall (6) that it is characterized in that described hollow matrix (4) is provided with the overlapping layers of strip or tabular light material (31).

36,, it is characterized in that plural hollow matrix (4) but unidirectional, the two-way or multidirectional core assembly of disjunctor composition according to the described cast-in-situ reinforcing steel bar concrete hollow slab of arbitrary claim in the claim 1 to 17.

37,, it is characterized in that described hollow matrix (4) is provided with connector (25) and stretches out according to the described cast-in-situ reinforcing steel bar concrete hollow slab of arbitrary claim in the claim 1 to 17.

38,, it is characterized in that described spike (5) is fixing feet according to the described cast-in-situ reinforcing steel bar concrete hollow slab of arbitrary claim in the claim 1 to 17.

39,, it is characterized in that described spike (5) is movable pin according to the described cast-in-situ reinforcing steel bar concrete hollow slab of arbitrary claim in the claim 1 to 17.

40,, it is characterized in that described movable supporting feet (5) is the split pin according to the described cast-in-situ reinforcing steel bar concrete hollow slab of claim 39.

41,, it is characterized in that described spike (5) is mortar hard pin, concrete pin or plastic foot according to the described cast-in-situ reinforcing steel bar concrete hollow slab of arbitrary claim in the claim 1 to 17.

42,, it is characterized in that being provided with dark beam (33) in the described cast-in-situ reinforcing steel bar concrete hollow slab or/and bright beam (34) according to the described cast-in-situ reinforcing steel bar concrete hollow slab of arbitrary claim in the claim 1 to 17.

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