(3) summary of the invention
The object of the present invention is to provide a kind of precast member for lgihtweight board, have that mechanical property is good, easy construction, simple in structure, save characteristics such as material, cost are low.
Solution of the present invention is on the basis of existing technology, comprise the concrete base plate, at least one concrete longitudinal vertical plate, the concrete longitudinal vertical plate stands on the concrete base plate, and be linked to be integral body with the concrete base plate, it is characterized in that having in the concrete base plate with concrete longitudinal vertical plate intersection area at least one with concrete longitudinal vertical plate elongated reinforcing bar in the same way, the cross rib die cavity that the concrete longitudinal vertical plate has cast-in-place cross rib concrete to pass, the drawknot pier is arranged on the cross rib die cavity, the obturator that built on stilts or real core are arranged on the concrete base plate, at least one side of concrete longitudinal vertical plate has the obturator of built on stilts or real core superimposed, elongated reinforcing bar in the concrete base plate is steel strand, and steel strand are that many steel wires are twisted into one, and at least two strands are twisted into steel strand.Like this, since with have in the concrete base plate of concrete longitudinal vertical plate intersection area at least one with concrete longitudinal vertical plate elongated reinforcing bar in the same way, elongated reinforcing bar in the concrete base plate is steel strand, steel strand are that many steel wires are twisted into one, at least two strands are twisted into steel strand, thereby intensity height, the rigidity of prefabricated units are big, mechanical property good; Simultaneously, because the cross rib die cavity that the concrete longitudinal vertical plate has cast-in-place cross rib concrete to pass, the drawknot pier is arranged on the cross rib die cavity, thereby prefabricated units are when being used to construct, cross rib die cavity position at the Cast-in-place concrete of concrete longitudinal vertical plate, smooth and easy the passing through of Cast-in-place concrete energy, the Cast-in-place concrete rib that intersects with the concrete longitudinal vertical plate that form to be communicated with, with the cast-in-place and prefabricated two-way rib structure that combines of the common formation of concrete longitudinal vertical plate, simultaneously, in the direction vertical with riser, can lay various pipelines very swimmingly by the die cavity of Cast-in-place concrete, no longer need the scene to burrow; In addition, because the obturator of built on stilts or real core is arranged on the concrete base plate, at least one side of concrete longitudinal vertical plate has the obturator of built on stilts or real core superimposed, when the thistle board Cast-in-place concrete, can save concrete greatly, the weight of floor is alleviated greatly, thus this prefabricated units have that mechanical property is good, easy construction, simple in structure, save characteristics such as material, cost are low, thereby reached purpose of the present invention; Simultaneously, prefabricated units also have characteristics such as intensity height, rigidity is big, making is easy, the thistle board, hollow building cover, roof system, sole plate, body of wall and the hollow bridges that are applicable to cast-in-situ reinforced concrete or prestressed reinforced concrete are used, and are specially adapted to hollow arch without beam and use.
Feature of the present invention is that also described steel strand are the steel strand of prestressing.Like this, described steel strand are the steel strand of prestressing, can strengthen the rigidity and the intensity of prefabricated units greatly.
Feature of the present invention is that also described concrete base plate is provided with at least one concrete transverse vertical plate, is linked to be integral body with the concrete base plate, is linked to be integral body with the concrete longitudinal vertical plate simultaneously.Like this, the concrete base plate is provided with and is linked to be whole concrete transverse vertical plate with it, after also being linked to be integral body simultaneously with the concrete longitudinal vertical plate, the overall performance of prefabricated units has obtained increasing substantially, the intensity and the rigidity of its base plate have obtained reinforcement, and after described prefabricated units were applied in the Cast-in-place concrete floor, concrete transverse vertical plate, concrete base plate and the equal participation structure of concrete longitudinal vertical plate were stressed, and constituted the force structure system of floor inside jointly with cast-in-situ concrete structure, optimized the load system of floor inside.
Feature of the present invention is that also two concrete longitudinal vertical plates and two concrete transverse vertical plates are linked to be ring shape and are linked to be integral body with the concrete base plate, constitutes ring inverted T-shaped primary structure member.Like this, after described prefabricated units are applied in the Cast-in-place concrete floor, ring inverted T-shaped primary structure member has formed the prefabricated primary structure member of ring shape in floor, can participate in the common power transmission of the inner load-carrying construction of floor, particularly be applicable to floor inner constructional form complicated situation, can make things convenient for practical application greatly.
Feature of the present invention is that also two concrete longitudinal vertical plates are parallel.Like this, when two concrete risers be arranged in parallel in the prefabricated units, prefabricated units were manufactured conveniently, and the inside load-carrying construction of the concrete longitudinal vertical plate that be arranged in parallel simultaneously is stable, makes things convenient for practical application.
Feature of the present invention is that also the concrete transverse vertical plate of described cross rib die cavity both sides is parallel.Like this, when the concrete transverse vertical plate of cross rib die cavity both sides be arranged in parallel in the prefabricated units, prefabricated units were manufactured conveniently, and the inside load-carrying construction of the concrete longitudinal vertical plate that be arranged in parallel simultaneously is stable, makes things convenient for practical application.
Feature of the present invention is that also all concrete transverse vertical plates are parallel.Like this, when all concrete transverse vertical plates be arranged in parallel in the prefabricated units, prefabricated units were manufactured conveniently, and the inside load-carrying construction of the concrete longitudinal vertical plate that be arranged in parallel simultaneously is stable, makes things convenient for practical application.
Feature of the present invention also is described concrete longitudinal vertical plate and concrete transverse vertical plate quadrature.Like this, when concrete longitudinal vertical plate and concrete transverse vertical plate quadrature, but prefabricated units bidirectional stress itself, when it is applied in the Cast-in-place concrete floor, concrete longitudinal vertical plate and concrete transverse vertical plate can bear the Stress Transfer of two different directions respectively, make the two-way load-carrying construction of the inner formation of floor, improved the structural performance of floor.
Feature of the present invention is also that described concrete transverse vertical plate top has with the interconnective cover plate of concrete transverse vertical plate and serves as built on stilts obturator.Like this, when having with the interconnective cover plate of concrete transverse vertical plate, concrete transverse vertical plate top serves as built on stilts obturator, when described prefabricated units are applied in the Cast-in-place concrete floor, built on stilts obturator can reduce the Cast-in-place concrete consumption, alleviate the floor deadweight, also can reduce cost simultaneously, improve the supporting capacity of floor.
Feature of the present invention is also that described concrete longitudinal vertical plate top has with the interconnective cover plate of concrete longitudinal vertical plate and serves as built on stilts obturator.Like this, when having with the interconnective cover plate of concrete longitudinal vertical plate, concrete longitudinal vertical plate top serves as built on stilts obturator, when described prefabricated units are applied in the Cast-in-place concrete floor, built on stilts obturator can reduce the Cast-in-place concrete consumption, alleviate the floor deadweight, can reduce cost simultaneously, improve the supporting capacity of floor.
Feature of the present invention is that also described cover plate also connects the concrete transverse vertical plate simultaneously.Like this, when the limit of cover plate connected the concrete riser, cover plate had obtained effective support, and it can not subsided in application process, has guaranteed the hollow rate of Cast-in-place concrete floor.
Feature of the present invention also is between the described concrete transverse vertical plate obturator is arranged.Like this, obturator can play the support positioning action to the concrete transverse vertical plate, makes transverse vertical plate be difficult for tilting, simultaneously, when described prefabricated units were applied in the Cast-in-place concrete floor, built on stilts obturator can reduce the Cast-in-place concrete consumption, alleviate the floor deadweight, can reduce cost simultaneously, improve the supporting capacity of floor.
Feature of the present invention also is between the described concrete longitudinal vertical plate obturator is arranged.Like this, obturator has played the support positioning action to the concrete longitudinal vertical plate, makes transverse vertical plate be difficult for tilting, simultaneously, when described prefabricated units were applied in the Cast-in-place concrete floor, built on stilts obturator can reduce the Cast-in-place concrete consumption, alleviate the floor deadweight, can reduce cost simultaneously, improve the supporting capacity of floor.
Feature of the present invention is that also the elongated reinforcing bar parallel with the concrete longitudinal vertical plate arranged at the top of described concrete transverse vertical plate.Like this, elongated reinforcing bar has improved the strength and stiffness of concrete transverse vertical plate greatly, and the top resistance to tension of concrete transverse vertical plate is greatly improved, and has improved the stress performance of prefabricated units.
Feature of the present invention also be to have on the obturator of described built on stilts or real core in the obturator of reinforcing rib or built on stilts or real core supporting rod is arranged or make somebody a mere figurehead or the obturator of real core in the floor of putting more energy into.Like this, on the wall of hollow mould shell or have on the structure base plate in the cavity of reinforcing rib or hollow mould shell and supporting rod is arranged or the floor of putting more energy into, can strengthen the supporting capacity of prefabricated units greatly, the proportion of goods damageds of prefabricated units in transportation, installation, work progress have been reduced, save material, reduced the cost of hollowcore slab.
Feature of the present invention also be described reinforcing rib or/and supporting rod or/and reinforcing bar or steel mesh reinforcement are arranged in the floor of putting more energy into.Like this, reinforcing rib is or/and supporting rod or/and be provided with reinforcing bar or steel mesh reinforcement in the floor of putting more energy into, can be strengthened the rigidity and the intensity of reinforcing rib, supporting rod, the floor of putting more energy into greatly.
Feature of the present invention also is described reinforcing bar or/and steel mesh reinforcement exposes outside the obturator of built on stilts or real core.Like this, reinforcing bar or steel mesh reinforcement expose outside the hollow mould shell, but convenient construction process hollow core simultaneously, is bonded to integral body with Cast-in-place concrete with prefabricated units binding, installation and only floating, can make the globality of hollowcore slab better.
Feature of the present invention also is on the obturator of described built on stilts or real core fluted.Like this, cast-in-situ reinforced concrete forms Cast-in-place concrete muscle, piece, bar, rod member or pier, and the Cast-in-place concrete that has constituted inner local reinforcement in the cast-in-place hollow slab adds competent structure, thereby makes structure more reasonable.
Feature of the present invention also is to be superimposed with the superimposed reinforcing bar in back in the groove of obturator of described built on stilts or real core.Like this, when described hollowcore slab be applied to prefabricated units cast-in-place concrete cored in after, Cast-in-place concrete pours in the groove, combines with superimposed reinforcing bar, steel wire or the steel strand in back and forms cast-in-place steel bar concrete primary structure member, can improve the structural strength and the rigidity of floor greatly.
Feature of the present invention also is in the obturator of described built on stilts or real core or the concrete longitudinal vertical plate at least one prestressed reinforcing bar or steel strand are arranged.Like this, after in the obturator of built on stilts or real core or concrete longitudinal vertical plate, prestressed reinforcing bar or steel strand being arranged, can improve built on stilts or the obturator of real core or the strength and stiffness of concrete longitudinal vertical plate greatly, perhaps make it become prestressed member, thereby can improve its force structure, make force structure more good, reasonable.
Feature of the present invention is that also described obturator built on stilts or real core is the built on stilts obturator of whole under shed.Like this, when described prefabricated units were applied in the Cast-in-place concrete floor, prefabricated units were manufactured convenient and simple, can carry out mechanization produces in enormous quantities, can improve speed of production, reduce the cost of manufacture of prefabricated units, and under shed can make things convenient for the installation of other member in the cavity.
Feature of the present invention is that also described obturator built on stilts or real core is extended with reinforce and is anchored in the concrete base plate.Like this, being provided with the structure base plate of reinforce and the intensity of hollow mould shell has obtained improving greatly.
Feature of the present invention is that also described obturator built on stilts or real core stretches out reinforce and is anchored in the superimposed concrete longitudinal vertical plate.Like this, the connection by reinforce makes it can cracking destruction in application process, can improve quality and the globality of hollowcore slab with prefabricated units greatly.
Feature of the present invention is that also the side shell of the obturator of described built on stilts or real core has superimposed reinforcing rib of column and concrete base plate crossing.Like this, when the side of hollow mould shell had superimposed reinforcing rib of column and base plate to intersect, the superimposed reinforcing rib of column connected to whole stressed member with structure base plate and hollow mould shell, can improve globality and resistance to compression, tension and the shear resistance of hollowcore slab with prefabricated units.
Feature of the present invention is that also described obturator built on stilts or real core is provided with at least one in projection, reinforcing bar filler strip, pit or the pore.Like this, after described hollowcore slab is applied in the In-situ cast concrete board with prefabricated units, Cast-in-place concrete pours in the above-mentioned structure, projection, reinforcing bar filler strip can accurately be located reinforcing bar, guarantee the pouring quality of floor, Cast-in-place concrete pours into the corresponding Cast-in-place concrete load-carrying construction member that formed in pit or the hole, can improve the structural performance of floor effectively.
Feature of the present invention is that also described obturator built on stilts or real core is provided with at least one in inner corner trim, chamfering or the arc angle.Like this, after member was applied in the cast-in-situ concrete hollow floor, Cast-in-place concrete poured in inner corner trim, chamfering or the arc angle, and the corresponding Cast-in-place concrete that forms the part adds competent structure.
Feature of the present invention also is on the obturator of described built on stilts or real core glued joint close is arranged.Like this, on the obturator of built on stilts or real core, glued joint close is arranged, can strengthen the junction; Simultaneously, when described prefabricated units be applied to cast-in-place concrete cored in after, joint close can play the effect that promotes weak part, reduces the chance that member damages, in addition, the making of prefabricated units is more convenient, cost is lower.
Feature of the present invention is that also at least one sidewall and the concrete base plate of the obturator of described built on stilts or real core are formed in one.Like this, at least one sidewall of hollow mould shell and structure base plate are formed in one, and can improve the globality of hollowcore slab with prefabricated units greatly.
Feature of the present invention is that also described obturator built on stilts or real core is that prefabricated component and the gluing of concrete base plate form.Like this, cast-in-place and prefabricated structure combining form has reduced the production difficulty, and simultaneously, both are in conjunction with firm, and obturator is difficult for becoming flexible, dropping, and has improved the quality of hollowcore slab with prefabricated units.
Feature of the present invention also is to have on the described concrete base plate at least one in reinforcing rib, supporting rod or the floor of putting more energy into.Like this, can strengthen the supporting capacity of prefabricated units greatly, reduce the proportion of goods damageds of prefabricated units in transportation, installation, work progress, save material, reduce the cost of hollowcore slab.
Feature of the present invention is that also the longitudinal side wall of the obturator of described built on stilts or real core has the range line pier.Like this, by on the longitudinal side wall of the obturator of built on stilts or real core, the range line pier being set, can carry out accurate range line location with prefabricated units to light hollow slab, make it in application process, guarantee between the two distance, thereby guarantee the width or the thickness of Cast-in-place concrete, make the constructor be easy to floor is carried out quality control.
Feature of the present invention is that also described concrete longitudinal vertical plate has the range line pier.Like this, by on the longitudinal side wall of the obturator of built on stilts or real core, the range line pier being set, can carry out accurate range line location with prefabricated units to light hollow slab, make it in application process, guarantee between the two distance, thereby guarantee the width or the thickness of Cast-in-place concrete, make the constructor be easy to floor is carried out quality control.
Feature of the present invention is that also described obturator built on stilts or real core is the obturator that cement mortar, plastics, concrete, metal sheet, fibre mortar, mortar fleece or mortar gauze wire cloth are made.Like this, the variation of the material of obturator can be satisfied the needs of different situations, simultaneously, helps reducing production costs.
Feature of the present invention is that also the obturator that described concrete base plate stretches out built on stilts or real core forms toss outward.Like this, when member was applied in the cast-in-situ concrete hollow floor, outwardly directed toss can replace construction formwork, reduced the template loss, reduced material cost, can save the template installation procedure simultaneously, accelerated speed of application, improved efficiency of construction.
Feature of the present invention is also that described prefabricated units are provided with and hangs the carrying part.Hang the carrying part and can be handle, suspension hook, suspension ring or other device.Like this, can very easily 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.
(5) specific embodiment
The present invention is further illustrated below in conjunction with drawings and Examples.
The present invention as shown in drawings, comprise concrete base plate 1, at least one concrete longitudinal vertical plate 2, concrete longitudinal vertical plate 2 stands on the concrete base plate 1, and with concrete base plate 1 be linked to be integral body it is characterized in that having in the concrete base plate 1 with concrete longitudinal vertical plate 2 intersection areas at least one with concrete longitudinal vertical plate 2 elongated reinforcing bar 3 in the same way, the cross rib die cavity 4 that concrete longitudinal vertical plate 2 has cast-in-place cross rib concrete to pass, drawknot pier 5 is arranged on the cross rib die cavity 4, the obturator 6 that built on stilts or real core are arranged on the concrete base plate 1, at least one side of concrete longitudinal vertical plate 2 has the obturator 6 of built on stilts or real core superimposed, elongated reinforcing bar 3 in the concrete base plate 1 is steel strand, steel strand are that many steel wires are twisted into one, and at least two strands are twisted into steel strand.As shown in Figure 1, Cavity structural member comprises concrete base plate 1 and concrete longitudinal vertical plate 2, concrete longitudinal vertical plate 2 stands on the concrete base plate 1, and be linked to be integral body with concrete base plate 1, have and concrete longitudinal vertical plate 2 elongated reinforcing bar 3 in the same way in the concrete base plate 1 of its described and concrete longitudinal vertical plate 2 intersection areas, the cross rib die cavity 4 that concrete longitudinal vertical plate 2 has cast-in-place cross rib concrete to pass, drawknot pier 5 is arranged on the cross rib die cavity 4, the obturator 6 that built on stilts or real core are arranged on the concrete base plate 1, the side of concrete longitudinal vertical plate 2 has the obturator 6 of built on stilts or real core superimposed, elongated reinforcing bar 3 in the concrete base plate 1 is steel strand, and steel strand are that many steel wires are twisted into one, and two strands are twisted into steel strand.
Feature of the present invention is that also described steel strand 3 are the steel strand of prestressing.As shown in Figure 1, its described steel strand 3 are the steel strand of prestressing.
Feature of the present invention is that also described concrete base plate 1 is provided with at least one concrete transverse vertical plate 7, is linked to be integral body with concrete base plate 1, is linked to be integral body with concrete longitudinal vertical plate 2 simultaneously.As shown in Figure 2, its described concrete base plate 1 is provided with at least one concrete transverse vertical plate 7, is linked to be integral body with concrete base plate 1, is linked to be integral body with concrete longitudinal vertical plate 2 simultaneously.
Feature of the present invention is that also two concrete longitudinal vertical plates 2 and two concrete transverse vertical plates 7 are linked to be ring shape and are linked to be integral body with concrete base plate 1, constitutes ring inverted T-shaped primary structure member.As shown in Figure 3, its described two concrete longitudinal vertical plates 2 and two concrete transverse vertical plates 7 are linked to be ring shape and are linked to be integral body with concrete base plate 1, constitute ring inverted T-shaped primary structure member.
Feature of the present invention is that also two concrete longitudinal vertical plates 2 are parallel.As shown in Figure 3, its described two concrete longitudinal vertical plates 2 are parallel.
Feature of the present invention is that also the concrete transverse vertical plate 7 of described cross rib die cavity 4 both sides is parallel.As shown in Figure 4, the concrete transverse vertical plate 7 of its described cross rib die cavity 4 both sides is parallel.
Feature of the present invention is that also all concrete transverse vertical plates 7 are parallel.As shown in Figure 4, its described all concrete transverse vertical plate 7 is parallel.
Feature of the present invention also is described concrete longitudinal vertical plate 2 and concrete transverse vertical plate 7 quadratures.As shown in Figure 4, its described concrete longitudinal vertical plate 2 and concrete transverse vertical plate 7 quadratures.
Feature of the present invention is also that described concrete transverse vertical plate 7 tops have with concrete transverse vertical plate 7 interconnective cover plates 8 and serves as built on stilts obturator 6.As shown in Figure 5, its described concrete transverse vertical plate 7 tops have with concrete transverse vertical plate 7 interconnective cover plates 8 and serve as built on stilts obturator 6.
Feature of the present invention is also that described concrete longitudinal vertical plate 2 tops have with concrete longitudinal vertical plate 2 interconnective cover plates 8 and serves as built on stilts obturator 6.As shown in Figure 5, its described concrete longitudinal vertical plate 2 tops have with concrete longitudinal vertical plate 2 interconnective cover plates 8 and serve as built on stilts obturator 6.
Feature of the present invention is that also described cover plate 8 also connects concrete transverse vertical plate 7 simultaneously.As shown in Figure 5, its described cover plate 8 also connects concrete transverse vertical plate 7 simultaneously.
Feature of the present invention also is between the described concrete transverse vertical plate 7 obturator 6 is arranged.As shown in Figure 6, between its described concrete transverse vertical plate 7 obturator 6 is arranged.
Feature of the present invention also is between the described concrete longitudinal vertical plate 2 obturator 6 is arranged.As shown in Figure 6, between its described concrete longitudinal vertical plate 2 obturator 6 is arranged.
Feature of the present invention is that also the elongated reinforcing bar 3 parallel with concrete longitudinal vertical plate 2 arranged at the top of described concrete transverse vertical plate 7.As shown in Figure 6, the elongated reinforcing bar 3 parallel with concrete longitudinal vertical plate 2 arranged at the top of its described concrete transverse vertical plate 7.
Feature of the present invention also be to have on the obturator 6 of described built on stilts or real core in the obturator 6 of reinforcing rib 9 or built on stilts or real core supporting rod 10 is arranged or make somebody a mere figurehead or the obturator 6 of real core in the floor 11 of putting more energy into.As shown in Figure 7, on its described built on stilts obturator 6 reinforcing rib 9, supporting rod 10 and the floor 11 of putting more energy into are arranged.
Feature of the present invention also be described reinforcing rib 9 or/and supporting rod 10 or/and reinforcing bar 3 or steel mesh reinforcement 12 are arranged in the floor 11 of putting more energy into.As shown in Figure 7, be respectively arranged with reinforcing bar 3, steel mesh reinforcement 12 in its described reinforcing rib 9, supporting rod 10 and the floor 11 of putting more energy into.
Feature of the present invention also is described reinforcing bar 3 or/and steel mesh reinforcement 12 exposes outside the obturator 6 of built on stilts or real core.As shown in Figure 7, its described reinforcing bar 3 and steel mesh reinforcement 12 expose outside the built on stilts obturator 6.
Feature of the present invention also is on the obturator 6 of described built on stilts or real core fluted 13.As shown in Figure 8, on its described built on stilts obturator 6 fluted 13.
Feature of the present invention also is to be superimposed with the superimposed reinforcing bar 3 in back in the groove 13 of obturator 6 of described built on stilts or real core.As shown in Figure 8, be superimposed with the superimposed reinforcing bar 3 in back in the groove 13 of its described built on stilts obturator 6.
Feature of the present invention also is in the obturator 6 of described built on stilts or real core or the concrete longitudinal vertical plate 2 at least one prestressed reinforcing bar or steel strand 3 are arranged.As shown in Figure 8, in its described concrete longitudinal vertical plate 2 prestressed reinforcing bar and steel strand 3 are arranged.
Feature of the present invention is that also described obturator 6 built on stilts or real core is the built on stilts obturator 6 of whole under shed.As shown in Figure 8, its described built on stilts obturator 6 is the built on stilts obturator 6 of whole under shed.
Feature of the present invention is that also described obturator 6 built on stilts or real core is extended with reinforce 14 and is anchored in the concrete base plate 1.As shown in Figure 8, its described built on stilts obturator 6 is extended with reinforce 14 and is anchored in the concrete base plate 1.
Feature of the present invention is that also described obturator 6 built on stilts or real core stretches out reinforce 14 and is anchored in the superimposed concrete longitudinal vertical plate 2.As shown in Figure 9, its described built on stilts obturator 6 stretches out reinforce 14 and is anchored in the superimposed concrete longitudinal vertical plate 2.
Feature of the present invention is that also the side shell of the obturator 6 of described built on stilts or real core has superimposed reinforcing rib 9 of column and concrete base plate 1 to intersect.As shown in Figure 9, the side shell of its described built on stilts obturator 6 has superimposed reinforcing rib 9 of column and concrete base plate 1 to intersect.
Feature of the present invention is that also described obturator 6 built on stilts or real core is provided with at least one in projection 15, reinforcing bar filler strip 16, pit 17 or the pore 18.As shown in figure 10, its described built on stilts obturator 6 is provided with projection 15, reinforcing bar filler strip 16, pit 17 and pore 18.
Feature of the present invention is that also described obturator 6 built on stilts or real core is provided with at least one in inner corner trim 19, chamfering 20 or the arc angle 21.As Figure 11, Figure 12, shown in Figure 13, its described built on stilts obturator 6 is provided with chamfering 20, inner corner trim 19 and arc angle 21.
Feature of the present invention also is on the obturator 6 of described built on stilts or real core glued joint close 22 is arranged.As shown in figure 11, on its described built on stilts obturator 6 glued joint close 22 is arranged.
Feature of the present invention is that also at least one sidewall and the concrete base plate 1 of the obturator 6 of described built on stilts or real core are formed in one.As shown in figure 11, the sidewall and the concrete base plate 1 of its described built on stilts obturator 6 are formed in one.
Feature of the present invention is that also described obturator 6 built on stilts or real core forms for prefabricated component and 1 gluing of concrete base plate.As shown in figure 12, its described built on stilts obturator 6 forms for prefabricated component and 1 gluing of concrete base plate.
Feature of the present invention also is to have on the described concrete base plate 1 at least one in reinforcing rib 9, supporting rod 10 or the floor 11 of putting more energy into.As shown in Figure 7, on its described concrete base plate 1 reinforcing rib 9, supporting rod 10 and the floor 11 of putting more energy into are arranged.
Feature of the present invention is that also the longitudinal side wall of the obturator 6 of described built on stilts or real core has range line pier 23.As shown in figure 12, the longitudinal side wall of its described built on stilts obturator 6 has range line pier 23.
Feature of the present invention is that also described concrete longitudinal vertical plate 2 has range line pier 23.As shown in figure 13, its described concrete longitudinal vertical plate 2 has range line pier 23.
Feature of the present invention also is the obturator that described obturator 6 built on stilts or real core is made for cement mortar, plastics, concrete, metal sheet, fibre mortar, mortar fleece or mortar gauze wire cloth.As shown in figure 13, the obturator made for cement mortar of its described built on stilts obturator 6.
Feature of the present invention is that also described concrete base plate 1 stretches out the obturator 6 outer formation toss 24 of built on stilts or real core.As shown in figure 13, its described concrete base plate 1 stretches out the 6 outer formation toss 24 of built on stilts obturator.
Feature of the present invention also be described prefabricated units be provided with hang the carrying part 25.As shown in figure 13, its described prefabricated units are provided with and hang carrying part 25.
During the invention process, can adopt cement concrete in the mould of concrete base plate 1, to make the concrete base plate 1 that includes elongated reinforcing bar 3 earlier, propped up the riser mould then, make the concrete longitudinal vertical plate 2 of band cross rib die cavity 4 again of cement concrete, elongated reinforcing bar 3 in the base plate 1 is steel strand, steel strand are that many steel wires are twisted into one, at least two strands are twisted into steel strand, drawknot pier 5 is arranged on the cross rib die cavity 4, at concrete base plate 1 and concrete longitudinal vertical plate 2 not during setting and harden, the obturator of making in advance 6 built on stilts or real core is arranged on the concrete base plate 1 and with concrete longitudinal vertical plate 2 is built up integral body, wherein, obturator 6 available water silt particle pulp fibres grid cloth or gauze wire cloth are made into built on stilts obturator, perhaps adopt light materials such as foamed plastics to make the obturator of real core; After the above-mentioned component conservation demoulding, can make required precast member for lgihtweight board.