(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, cost is low, two-way stiffness difference is little, mechanical property is good.
Solution of the present invention is on the basis of existing technology, comprise cast-in-situ reinforced concrete, cavity structural member for filling, cavity structural member for filling each other alternately, and wrap up in and be contained in the cast-in-situ reinforced concrete, cavity structural member for filling is the Cast-in-place concrete rib each other, cavity structural member for filling comprises the long tube body that includes at least one vertical slotted hole hole, the cross-sectional profile of long tube body is the quadrangle pipe, the following tube wall that it is characterized in that described long tube body is the elongated whole dull and stereotyped of one, other tube wall of long tube body has the cross rib groove of at least one place or oblique vertical with the tubular axis line, there is the tube wall at least one place that continuous connector is arranged between the cross rib groove, plural slotted hole hole is arranged in the long tube body, two ends at the long tube body, the cavity that slotted hole hole at least one shutoff long tube body in plug or interior hush panel or the light material is arranged in the cavity of the both sides of cross rib groove or long tube body, cast-in-situ reinforced concrete forms the Cast-in-place concrete internal-rib in the cavity of cross rib groove, and links to each other with the Cast-in-place concrete rib.Like this, because the following tube wall of long tube body is the elongated whole dull and stereotyped of one, thereby the making of the Cavity structural member in the hollowcore slab is very easy, convenient, and cost of production is low; Simultaneously, because other tube wall of long tube body has the cross rib groove of at least one place or oblique vertical with the tubular axis line, Cast-in-place concrete can form horizontal Cast-in-place concrete internal-rib in the cross rib groove, thereby, cast-in-place concrete cored vertical cross stiffness difference can significantly reduce, two-way hollowcore slab can be formed, thereby the mechanical property of hollowcore slab can be improved greatly; And, owing to have the tube wall at least one place that continuous connector is arranged between the cross rib groove, tube wall is connected to each other, play a part to involve mutually, thereby the intensity height of Cavity structural member, rigidity are greatly, frangibility, carrying and construction are not more convenient; And, owing in the long tube body plural slotted hole hole is arranged, thereby, Cavity structural member can correspondingly be made into bigger member, help improving the hollow rate of hollowcore slab, further save concrete material, reduce construction cost, therefore, this concrete hollow board has characteristics such as easy construction, cost is low, two-way stiffness difference is little, mechanical property is good, thereby reached purpose of the present invention, be applicable to that hollow building cover, roof system, body of wall, sole plate or the hollow bridges of various cast-in-situ reinforced concretes or prestressed reinforced concrete used, be specially adapted to hollow arch without beam and use.
Feature of the present invention is that also at least two cross rib grooves are parallel.Like this, when described Cavity structural member was provided with parallel cross rib groove, the Cast-in-place concrete bearing bar that corresponding formation is parallel can improve the inside force transferring structure of hollowcore slab effectively.
Feature of the present invention also is to be filled with part or all of light material in the both sides tube chamber of described cross rib groove.Like this, be filled with part or all of light material in the both sides tube chamber of cross rib groove and can prevent that Cast-in-place concrete from entering in the cavity, guaranteed cast-in-place concrete cored hollow rate; Simultaneously, Cavity structural member no longer needs the interior hole of shutoff long tube body at the scene, uses more convenient.
Feature of the present invention also is in the both sides tube chamber of described cross rib groove interior hush panel shutoff is arranged.Like this, there is interior hush panel shutoff can prevent that Cast-in-place concrete from entering in the cavity, guaranteed cast-in-place concrete cored hollow rate in the both sides tube chamber of cross rib groove; Simultaneously, saved the operation of shutoff long tube body inside aperture when Cavity structural member uses at the scene, used more convenient.
Feature of the present invention is that also there is the plug shutoff at the two ends of described long tube body.Like this, the two ends of long tube body have the plug shutoff can prevent that Cast-in-place concrete from entering in the cavity, guaranteed cast-in-place concrete cored hollow rate; Simultaneously, saved the operation of shutoff long tube body inside aperture when Cavity structural member uses at the scene, used more convenient.
Feature of the present invention is that also there are elongated prestressing force or nonprestressed reinforcement or steel strand in the following tube wall of described long tube body and side pipe wall intersection area.Like this, elongated prestressing force or nonprestressed reinforcement or steel strand have improved the intensity and the rigidity of Cavity structural member greatly, make its tube wall and side pipe wall intersection area can bear bigger load, and its mechanical property is better.
Feature of the present invention is that also there are elongated prestressing force or nonprestressed reinforcement or steel strand in the side pipe wall of described long tube body and the position that the push pipe wall intersects.Like this, elongated prestressing force or nonprestressed reinforcement or steel strand have improved the intensity and the rigidity of Cavity structural member greatly, make its side pipe wall and push pipe wall intersection area can bear bigger load and do not destroy.
Feature of the present invention is that also the connector of described tube wall is arranged at side pipe wall and push pipe wall intersection area, and the connector of tube wall is a tube wall itself.Like this, connector and tube wall are global formation, and its overall performance is good, and not frangibility or destruction can be reduced the proportion of goods damageds of Cavity structural member effectively.
Feature of the present invention is that also the connector of described tube wall is arranged on the push pipe wall, and the connector of tube wall is a tube wall itself.Like this, connector and tube wall are global formation, and its overall performance is good, and not frangibility or destruction can be reduced the proportion of goods damageds of Cavity structural member effectively.
Feature of the present invention also is to be provided with in the tube chamber of described long tube body at least one that supports in force rod, put more energy into floor or the reinforcing rib.Like this, be provided with in the tube chamber of long tube body and support force rod, put more energy into floor or reinforcing rib, can strengthen the supporting capacity of Cavity structural member greatly, reduce the proportion of goods damageds of Cavity structural member in transportation, installation, work progress, save material, reduce the cost of hollowcore slab.
Feature of the present invention is that also described long tube body is provided with at least a among inner corner trim, groove or recessed.Like this, Cast-in-place concrete pours into above-mentioned inner corner trim, groove or recessed position, can corresponding formation connect or the local Cast-in-place concrete member of strengthening, and can increase substantially the overall performance and the mechanical property of hollowcore slab.
Feature of the present invention is that also the tube wall of described long tube body is concrete or gauze wire cloth concrete.Like this, the tube wall variation of long tube body can be satisfied the needs of different situations.
Feature of the present invention is that also the tube wall of described long tube body is mortar or fibre mortar or fleece mortar or wire mesh mortar.Like this, the variation of the tube wall material of long tube body can be satisfied the needs of different situations, helps reducing production costs.
Feature of the present invention also is to be parallel to each other between a plurality of vertical slotted holes hole.Like this, manufacturing of Cavity structural member is easier, convenient, and cost of production is lower.
The cross section that feature of the present invention also is described slotted hole hole for circular, square, arc angle is square or oval.Like this, the cross-sectional form of hole is various, when Cavity structural member be applied to cast-in-place concrete cored in the time, help selecting for use of various different actual conditions, can fully satisfy structural requirement and construction requirement
Feature of the present invention is that also there is the connector of tube wall at the internal-rib place between the slotted hole hole in the described cross rib groove.Like this,, can further improve the globality of Cavity structural member, make it be difficult for division, damage by the connection of connector.
Feature of the present invention also is to have in the described cross rib groove connector of at least two tube walls.Like this,, improved the globality of Cavity structural member, made it be difficult for division, damage by the connection of connector.
Feature of the present invention is that also described Cavity structural member is provided with the carrying suspender member.The carrying suspender member can be handle, suspension hook, suspension ring or other device.Like this, can very easily Cavity structural member be piled up, transport, lift and construct, reduce the work difficulty and the working strength of above-mentioned operation, help improving efficiency of construction, reduce construction cost.
Feature of the present invention is that also at least two cross rib grooves draw a straight line at interval.Like this, behind the Cast-in-place concrete, in above-mentioned cross rib groove, formed the cast-in-place concrete hidden rib of straight line, improved the Cast-in-place concrete load-carrying construction of hollowcore slab inside effectively, made it can fully satisfy instructions for use.
Feature of the present invention is that also at least two cross rib grooves on the same straight line are parallel.Like this, behind the Cast-in-place concrete, in hollowcore slab, formed the cast-in-place concrete hidden rib load-carrying construction of respective parallel, improved the load-carrying construction of hollowcore slab inside greatly, made it can bear the load bigger than equal solid slab.
Feature of the present invention is that also described at least two fillings flush with at least one end of cavity structural member for filling.Like this, the end of cavity structural member for filling flushes setting, is very easy to building of hollowcore slab, has reduced the loss of template significantly.
Feature of the present invention is that also the filling that described termination flushes is provided with at interval with cavity structural member for filling.Like this,, can adopt rational arrangement that cavity structural member for filling is installed, reduce difficulty of construction, also can accelerate speed of application simultaneously according to the different stressing conditions of hollowcore slab.
Feature of the present invention also is described Cast-in-place concrete rib and Cast-in-place concrete internal-rib quadrature or oblique.Like this, when the Cast-in-place concrete rib in the hollowcore slab and Cast-in-place concrete internal-rib quadrature or oblique are provided with, formed crisscross Cast-in-place concrete load-carrying construction in hollowcore slab, hollowcore slab has formed the hollowcore slab of bidirectional stress.
Feature of the present invention is that also cast-in-situ reinforced concrete iterative structure panel is arranged on described Cast-in-place concrete rib and Cast-in-place concrete internal-rib and the cavity structural member for filling.Like this, when cast-in-situ reinforced concrete iterative structure panel is arranged on Cast-in-place concrete rib and Cast-in-place concrete internal-rib and the cavity structural member for filling, Cast-in-place concrete rib, Cast-in-place concrete internal-rib and cast-in-situ reinforced concrete iterative structure panel combine and have formed T shape or I-shaped Cast-in-place concrete load-carrying construction, and the weight bearing power of hollowcore slab is greatly enhanced.
Feature of the present invention also is to show to flush on described Cast-in-place concrete rib and Cast-in-place concrete internal-rib end face and the cavity structural member for filling, and no cast-in-situ reinforced concrete iterative structure panel above the cavity structural member for filling constitutes folded rib hollowcore slab.Like this, can reduce the own wt of hollowcore slab significantly, reduce the concrete consumption, economical with materials reduces cost, and supporting capacity that can corresponding raising hollowcore slab.
Feature of the present invention is that also the top board of described cavity structural member for filling is concrete plate or reinforced concrete slab.Like this, when the top board of cavity structural member for filling was concrete plate or reinforced concrete slab, building in the process of hollowcore slab, the top board of cavity structural member for filling can fully satisfy the requirement and the instructions for use of working load, and top board is survivable.
Feature of the present invention also is described cavity structural member for filling fissure of displacement butt joint.Like this, when the described cavity structural member for filling fissure of displacement docks, greatly facilitate building of hollowcore slab, can disperse the concentrated stress of docking site effectively, make seam areas be difficult for cracking destruction, can guarantee the quality of hollowcore slab effectively.
Feature of the present invention also is described cavity structural member for filling straight joint butt joint.Like this, when described cavity structural member for filling straight joint docks, in work progress, can make things convenient for the construction of cavity structural member for filling to lay greatly, reduce difficulty of construction, reduce construction cost.
Feature of the present invention is that also at least one end of described cavity structural member for filling is supported on the Cast-in-place concrete wall or/and on bright, the dark beam.Like this, can guarantee the support reliability of cavity structural member for filling in the hollowcore slab effectively, convenient construction.
Feature of the present invention also be described cavity structural member for filling two end supports at the Cast-in-place concrete wall or/and on bright, the dark beam or on the concrete collar tie beam.Like this, can guarantee the support reliability of cavity structural member for filling in the hollowcore slab effectively, convenient construction.
Feature of the present invention is that also described cavity structural member for filling base plate face flushes with the soffit.Like this, when cavity structural member for filling base plate face flushes with the soffit, the bottom surface of hollowcore slab on same horizontal plane, thereby make the hollowcore slab that the bottom surface of hollowcore slab has become no beam to expose, can greatly improve the function of use of hollowcore slab.
Feature of the present invention also is described Cast-in-place concrete rib or/and Cast-in-place concrete internal-rib and wall or beam intersect and connect to integral body.Like this, Cast-in-place concrete rib or Cast-in-place concrete internal-rib and wall or beam intersect and when connecting to integral body, and Cast-in-place concrete rib or Cast-in-place concrete internal-rib can make stress transmitted with load produced on the plate Stress Transfer on wall or beam.
Feature of the present invention is that also prestressed reinforcement or prestress wire or no-cohesive prestressed reinforcement are arranged in described Cast-in-place concrete rib and/or the Cast-in-place concrete internal-rib.Like this, when in Cast-in-place concrete rib or the Cast-in-place concrete internal-rib prestressed reinforcement or prestress wire or no-cohesive prestressed reinforcement being arranged, described hollowcore slab becomes prestressed cored slab, can improve the supporting capacity of hollowcore slab greatly.
(5) specific embodiment
The present invention is further illustrated below in conjunction with drawings and Examples.
The present invention as shown in drawings, comprise cast-in-situ reinforced concrete 20, cavity structural member for filling 21, cavity structural member for filling 21 each other alternately, and wrap up in and be contained in the cast-in-situ reinforced concrete 20, cavity structural member for filling 21 is Cast-in-place concrete rib 22 each other, cavity structural member for filling 21 comprises the long tube body 1 that includes at least one vertical slotted hole hole, the cross-sectional profile of long tube body 1 is the quadrangle pipe, it is characterized in that the elongated whole flat board of the following tube wall 2 of described long tube body 1 for one, other tube wall of long tube body 1 has the cross rib groove 3 of at least one place or oblique vertical with the tubular axis line, 3 of cross rib grooves have the tube wall at least one place that continuous connector 4 is arranged, plural slotted hole hole 5 is arranged in the long tube body 1, two ends at long tube body 1, the cavity that slotted hole hole 5 at least one shutoff long tube body 1 in plug 8 or interior hush panel 7 or the light material 6 is arranged in the cavity of the both sides of cross rib groove 3 or long tube body 1, cast-in-situ reinforced concrete 20 forms Cast-in-place concrete internal-rib 23 in the cavity of cross rib groove 3, and links to each other with Cast-in-place concrete rib 22.In each accompanying drawing, 1 is the long tube body, and 2 are following tube wall, and 3 is the cross rib groove, and 4 is connector, and 5 is the slotted hole hole, and 20 is cast-in-situ reinforced concrete, and 21 is Cavity structural member, and 22 is the Cast-in-place concrete rib, and 23 is the Cast-in-place concrete internal-rib, below in each accompanying drawing, number identically, its explanation is identical.As shown in Figure 1, its described concrete hollow board comprises cast-in-situ reinforced concrete 20, cavity structural member for filling 21, cavity structural member for filling 21 each other alternately, and wrap up in and be contained in the cast-in-situ reinforced concrete 20, cavity structural member for filling 21 is Cast-in-place concrete rib 22 each other, cavity structural member for filling 21 comprises the long tube body 1 in vertical slotted hole hole, the cross-sectional profile of long tube body 1 is the quadrangle pipe, it is characterized in that the elongated whole flat board of the following tube wall 2 of described long tube body 1 for one, other tube wall of long tube body 1 has the cross rib groove 3 vertical with the tubular axis line, the tube wall that the cross rib groove is 3 has continuous connector 4, a plurality of slotted holes hole 5 is arranged in the long tube body 1, at the two ends of long tube body 1 plug 8 is arranged, there is the cavity in the long tube hole 5 in the interior hush panel 7 shutoff long tube bodies 1 both sides of cross rib groove 3, cast-in-situ reinforced concrete 20 forms Cast-in-place concrete internal-rib 23 in the cavity of cross rib groove 3, and links to each other with Cast-in-place concrete rib 22.As shown in Figure 4, be the structural representation of Cavity structural member 21.
Feature of the present invention is that also at least two cross rib grooves 3 are parallel.As shown in Figure 1, its described at least two cross rib grooves 3 are parallel.As shown in Figure 4, its described cross rib groove 3 is parallel.
Feature of the present invention also is to be filled with part or all of light material 6 in the both sides tube chamber of described cross rib groove 3.As shown in Figure 5, all be filled with light material 6 in the both sides tube chamber of its described cross rib groove 3, diagram light material 6 is an expanded perlite.
Feature of the present invention also is in the both sides tube chamber of described cross rib groove 3 interior hush panel 7 shutoff are arranged.As shown in Figure 6, interior hush panel 7 shutoff are arranged in the both sides tube chamber of its described cross rib groove 3.
Feature of the present invention is that also there are plug 8 shutoff at the two ends of described long tube body 1.As shown in Figure 6, there are plug 8 shutoff at the two ends of its described long tube body 1.
Feature of the present invention is that also the following tube wall 2 of described long tube body 1 has elongated prestressing force or nonprestressed reinforcement or steel strand 10 with side pipe wall 9 intersection areas.As shown in Figure 7, the following tube wall 2 of its described long tube body 1 has the elongated prestressed reinforcing bar 10 that is applied with side pipe wall 9 intersection areas.
Feature of the present invention is that also there are elongated prestressing force or nonprestressed reinforcement or steel strand 10 in the side pipe wall 9 of described long tube body 1 and the position that push pipe wall 11 intersects.As shown in Figure 7, the side pipe wall 9 of its described long tube body 1 has elongated prestressed reinforcement 10 with push pipe wall 11 intersection areas.
Feature of the present invention is that also the connector 4 of described tube wall is arranged at side pipe wall 9 and push pipe wall 11 intersection areas, and the connector 4 of tube wall is a tube wall itself.As shown in Figure 7, the connector 4 of its described tube wall is arranged at side pipe wall 9 and push pipe wall 11 intersection areas, and the connector 4 of tube wall is a tube wall itself.
Feature of the present invention is that also the connector 4 of described tube wall is arranged on the push pipe wall 11, and the connector 4 of tube wall is a tube wall itself.As shown in Figure 8, the connector 4 of its described tube wall is arranged on the push pipe wall 11, and the connector 4 of tube wall is a tube wall itself.
Feature of the present invention also is to be provided with in the tube chamber of described long tube body 1 at least one that supports in force rod 12, put more energy into floor 13 or the reinforcing rib 14.As shown in Figure 9, be provided with support force rod 12, put more energy into floor 13 and reinforcing rib 14 in the tube chamber of its described long tube body 1 simultaneously.
Feature of the present invention is that also described long tube body 1 is provided with at least a among inner corner trim 15, groove 16 or recessed 17.As shown in figure 10, be provided with inner corner trim 15, groove 16 and recessed 17 on its described long tube body 1 simultaneously.
Feature of the present invention is that also the tube wall of described long tube body 1 is concrete or gauze wire cloth concrete.As shown in figure 10, the tube wall of its described long tube body 1 is the concrete wall.
Feature of the present invention is that also the tube wall of described long tube body 1 is mortar or fibre mortar or fleece mortar or wire mesh mortar.As shown in Figure 8, the tube wall of its described long tube body 1 is a fleece mortar wall.
Feature of the present invention also is to be parallel to each other between a plurality of vertical slotted holes hole 5.As shown in Figure 8, be parallel to each other between its described a plurality of vertical slotted holes hole 5.
The cross section that feature of the present invention also is described slotted hole hole 5 for circular, square, arc angle is square or oval.As shown in figure 11, the cross section in its described slotted hole hole 5 is square.
Feature of the present invention is that also there is the connector 4 of tube wall at internal-rib 18 places between the slotted hole hole 5 in the described cross rib groove 3.As shown in figure 11, there is the connector 4 of tube wall at internal-rib 18 places between the slotted hole hole 5 in its described cross rib groove 3.
Feature of the present invention also is to have in the cross rib groove 3 connector 4 of at least two tube walls.The connector 4 that two tube walls are arranged in its described cross rib groove 3 as shown in Figure 4.
Feature of the present invention is that also described Cavity structural member is provided with carrying suspender member 19.As shown in figure 11, its described Cavity structural member is provided with carrying suspender member 19.
Feature of the present invention is that also at least two cross rib grooves draw a straight line at interval.As shown in Figure 1, its described many cross rib grooves draw a straight line at interval.
Feature of the present invention is that also at least two cross rib grooves on the same straight line are parallel.As shown in Figure 1, the cross rib groove on its described many same straight lines is parallel.
Feature of the present invention is that also at least one end of at least two cavity structural member for filling flushes.As shown in Figure 1, an end of its described cavity structural member for filling flushes.
Feature of the present invention is that also the cavity structural member for filling that described termination flushes is provided with at interval.As shown in Figure 1, the cavity structural member for filling that flushes of its described termination is provided with at interval.
Feature of the present invention also is described Cast-in-place concrete rib 22 and Cast-in-place concrete internal-rib 23 quadratures or oblique.As shown in Figure 1, its described Cast-in-place concrete rib 22 and Cast-in-place concrete internal-rib 23 quadratures.
Feature of the present invention is that also cast-in-situ reinforced concrete iterative structure panel 24 is arranged on described Cast-in-place concrete rib 22 and Cast-in-place concrete internal-rib 23 and the Cavity structural member.As shown in Figure 1, on its described Cast-in-place concrete rib 22 and Cast-in-place concrete internal-rib 23 and the Cavity structural member cast-in-situ reinforced concrete iterative structure panel 24 is arranged.
Feature of the present invention also is to show to flush on described Cast-in-place concrete rib 22 and Cast-in-place concrete internal-rib 23 end faces and the Cavity structural member, and no cast-in-situ reinforced concrete iterative structure panel 24 above the Cavity structural member constitutes folded rib hollowcore slab.As shown in Figure 2, show to flush on its described Cast-in-place concrete rib 22 and Cast-in-place concrete internal-rib 23 end faces and the Cavity structural member, no cast-in-situ reinforced concrete iterative structure panel 24 above the Cavity structural member constitutes folded rib hollowcore slab.
Feature of the present invention is that also the top board of described Cavity structural member is concrete plate or reinforced concrete slab.As shown in Figure 2, the top board of its described Cavity structural member is a reinforced concrete slab.
Feature of the present invention also is described Cavity structural member fissure of displacement butt joint.As shown in Figure 3, its described Cavity structural member fissure of displacement butt joint.
Feature of the present invention also is described Cavity structural member straight joint butt joint.As shown in Figure 1, its described Cavity structural member straight joint butt joint.
Feature of the present invention is that also at least one end of described Cavity structural member is supported on the Cast-in-place concrete wall or/and on bright, the dark beam.As shown in Figure 1, its described Cavity structural member one end is supported on the dark beam of Cast-in-place concrete.
Feature of the present invention also be described Cavity structural member two end supports at the Cast-in-place concrete wall or/and on bright, the dark beam or on the concrete collar tie beam.As shown in Figure 2, its described Cavity structural member two end supports is on bright beam of Cast-in-place concrete and dark beam.
Feature of the present invention is that also described Cavity structural member base plate face flushes with the soffit.As shown in Figure 1, its described Cavity structural member base plate face flushes with the soffit.
Feature of the present invention also is described Cast-in-place concrete rib 22 or/and Cast-in-place concrete internal-rib 23 intersects with wall or beam and connects to integral body.As shown in Figure 1, its described Cast-in-place concrete rib 22 and Cast-in-place concrete internal-rib 23 intersects with beam and connects to integral body.
Feature of the present invention is that also prestressed reinforcement or prestress wire or no-cohesive prestressed reinforcement are arranged in described Cast-in-place concrete rib 22 and/or the Cast-in-place concrete internal-rib 23.As shown in Figure 2, be provided with prestressed reinforcement in its described Cast-in-place concrete rib 22.
During the invention process, press earlier construction requirement mounting bracket or template, lay cavity structural member for filling 21, re-lay the reinforcing bar of reinforcing bar or dark beam or bright beam, 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 concrete hollow board.