(3) summary of the invention
The object of the present invention is to provide a kind of lightweight concrete board, have characteristics such as easy construction, saving concrete consumption, reduction construction cost.
Solution of the present invention is on the basis of existing technology, comprise cast-in-situ reinforced concrete, fill and use prefabricated units, filling with prefabricated units each other alternately, and wrap up in and be contained in the cast-in-situ reinforced concrete, filling is the Cast-in-place concrete rib with prefabricated units each other, filling comprises the rectangular base plate of steel bar concrete with prefabricated units, the rectangular longitudinal vertical plate of steel bar concrete, longitudinal vertical plate is arranged on the base plate, and form whole, it is characterized in that described at least two longitudinal vertical plates are parallel or crossing, at least two built on stilts bodies that form cavitys are housed or/and than the obturator of concrete lightweight on the base plate, at least one transversary fagging is from least one central longitudinal riser of supported on both sides, and its at least one end supports a longitudinal vertical plate simultaneously.Like this, because described at least two longitudinal vertical plates are parallel or crossing, at least two built on stilts bodies that form cavitys are housed or/and than the obturator of concrete lightweight on the base plate, thereby built on stilts body or obturator can reduce the Cast-in-place concrete consumption, alleviate thistle board weight, reduce construction cost, improve the supporting capacity of thistle board, simultaneously, at least one transversary fagging is from least one central longitudinal riser of supported on both sides, its at least one end supports a longitudinal vertical plate simultaneously, thereby the intensity of prefabricated units is higher, rigidity is bigger, in addition, lightweight concrete board also has simple in structure, make characteristics such as easy, thereby reached purpose of the present invention, be applicable to the hollow building cover of cast-in-situ reinforced concrete or prestressed reinforced concrete, roof system, sole plate, body of wall and hollow bridges are used, and are specially adapted to hollow arch without beam and use.
Feature of the present invention is that also described base plate stretches out longitudinal vertical plate and constitutes toss outward.Like this, base plate stretches out longitudinal vertical plate and constitutes toss outward and can replace construction formwork, reduces the template loss, reduces material cost, can save the template installation procedure simultaneously, accelerates speed of application, improves efficiency of construction.
Feature of the present invention also is described built on stilts body or/and reinforce is arranged in the obturator, is extended with also perhaps that reinforce is anchored at base plate or/and in the longitudinal vertical plate.Like this, in built on stilts body or the obturator reinforce is arranged, perhaps also be extended with reinforce when being anchored in base plate or the longitudinal vertical plate, being provided with the base plate of reinforce or the intensity of longitudinal vertical plate can be greatly enhanced, simultaneously, the connection reliability between base plate and the riser is strengthened, and the two is not easily separated to make it.
Feature of the present invention also be described base plate or/and longitudinal vertical plate or/and built on stilts body or/and obturator is provided with at least one in reinforcing rib, bracing boom or the stiffener.Like this, when base plate, longitudinal vertical plate, built on stilts body or obturator are provided with reinforcing rib, bracing boom or stiffener, 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 thistle board.
Feature of the present invention also is described built on stilts body or/and obturator is provided with at least one in hole, projection, filler strip or the pit.Like this, projection, reinforcing bar filler strip can accurately be located reinforcing bar, guarantee the pouring quality of thistle board, and Cast-in-place concrete pours in the pit can corresponding formation Cast-in-place concrete load-carrying construction member, and hole then can make things convenient for wearing of pipeline, can improve the structural performance of thistle board effectively.
Feature of the present invention is that also described longitudinal vertical plate is provided with the range line pier.Like this, be provided with the range line pier by longitudinal vertical plate, can carry out accurate range line location, make it in application process, guarantee between the two distance precast member for lgihtweight board, thereby guarantee the width or the thickness of Cast-in-place concrete, make the constructor be easy to thistle board is carried out quality control.
Feature of the present invention is that also described longitudinal vertical plate is provided with the cross rib hole or/and groove.Like this, guarantee the pouring quality of thistle board, Cast-in-place concrete pours in the groove can corresponding formation Cast-in-place concrete load-carrying construction member, and hole then can make things convenient for wearing of pipeline, can improve the structural performance of thistle board effectively.
Feature of the present invention is that also described built on stilts body is the built on stilts body of flute profile.Like this, when built on stilts body was the built on stilts body of flute profile, the built on stilts body of flute profile had very good fracture resistance, and system member not frangibility damages, and can reduce the proportion of goods damageds of prefabricated units effectively, reduces cost.
Feature of the present invention is that also described obturator is the obturator of light material.Like this, when obturator is the obturator of light material, obturator itself has lightweight advantage, thereby make the weight of prefabricated units obtain significantly reducing, can very easily on obturator, slot or hole as required, make things convenient for burying of other facility or member to put, greatly facilitate construction.
Feature of the present invention is that also described prefabricated units are 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 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 described at least two fillings flush with at least one end of prefabricated units.Like this, the end of prefabricated units flushes setting, is very easy to building of thistle board, has reduced the loss of template significantly.
Feature of the present invention also be filling that described termination flushes with prefabricated units at interval or near setting.Like this,, can adopt rational arrangement that prefabricated units are installed, reduce difficulty of construction, also can accelerate speed of application simultaneously according to the different stressing conditions of thistle board.
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 the prefabricated units.Like this, when cast-in-situ reinforced concrete iterative structure panel is arranged on Cast-in-place concrete rib and the prefabricated units, Cast-in-place concrete 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 thistle board is greatly enhanced.
Feature of the present invention also is to show to flush on described Cast-in-place concrete rib and the prefabricated units, and no cast-in-situ reinforced concrete iterative structure panel above the prefabricated units constitutes folded rib thistle board.Like this, can reduce the own wt of thistle board significantly, reduce the concrete consumption, economical with materials reduces cost, and supporting capacity that can corresponding raising thistle board.
Feature of the present invention is that also the top board of described prefabricated units is concrete plate or reinforced concrete slab.Like this, when the top board of prefabricated units was concrete plate or reinforced concrete slab, building in the process of thistle board, the top board of prefabricated units 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 prefabricated units fissure of displacement butt joint.Like this, when the described prefabricated units fissure of displacement docks, greatly facilitate building of thistle board, can disperse the concentrated stress of docking site effectively, make seam areas be difficult for cracking destruction, can guarantee the quality of thistle board effectively.
Feature of the present invention also is described prefabricated units straight joint butt joint.Like this, when described prefabricated units straight joint docks, in work progress, can make things convenient for the construction of prefabricated units to lay greatly, reduce difficulty of construction, reduce construction cost.
Feature of the present invention is that also described longitudinal vertical plate is arranged on the same straight line, constitutes the longitudinal vertical plate rib.Like this, the formation of longitudinal vertical plate rib has improved the weight bearing power of thistle board greatly, has formed in-situ deposited prefabricated dark rib in thistle board, can improve the load-carrying construction system of thistle board inside greatly.
Feature of the present invention is that also described at least two longitudinal vertical plate ribs are parallel.Like this, when described longitudinal vertical plate rib was parallel, the longitudinal vertical plate rib had formed the in-situ deposited prefabricated dark rib structure that combines that is parallel to each other in thistle board, can promote the supporting capacity of thistle board significantly.
Feature of the present invention is that also at least one end of described prefabricated units is supported on the Cast-in-place concrete wall or/and on bright, the dark beam.Like this, can guarantee the support reliability of prefabricated units in the thistle board effectively, convenient construction.
Feature of the present invention also be described prefabricated units 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 prefabricated units in the thistle board effectively, convenient construction.
Feature of the present invention is that also described prefabricated units base plate face flushes with the soffit.Like this, when prefabricated units base plate face flushes with the soffit, the bottom surface of thistle board on same horizontal plane, thereby make the thistle board that the bottom surface of thistle board has become no beam to expose, can greatly improve the function of use of thistle board.
Feature of the present invention is that also described Cast-in-place concrete rib and wall or beam are crossing and connects to integral body.Like this, Cast-in-place concrete rib and wall or beam intersect and when connecting to integral body, and the Cast-in-place concrete 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 the described Cast-in-place concrete rib.Like this, when prestressed reinforcement or prestress wire or no-cohesive prestressed reinforcement were arranged in the Cast-in-place concrete rib, described thistle board became the prestressed light plate, can improve the supporting capacity of thistle board 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 19, fill with prefabricated units 20, fill each other alternately with prefabricated units 20, and wrap up in and be contained in the cast-in-situ reinforced concrete 19, filling with prefabricated units 20 is Cast-in-place concrete rib 21 each other, fill and comprise the rectangular base plate 1 of steel bar concrete with prefabricated units 20, the rectangular longitudinal vertical plate 2 of steel bar concrete, longitudinal vertical plate 2 is arranged on the base plate 1, and form whole, it is characterized in that described at least two longitudinal vertical plates 2 are parallel or crossing, at least two built on stilts bodies 3 that form cavitys are housed or/and than the obturator 4 of concrete lightweight on the base plate 1, at least one transversary fagging 5 is from least one central longitudinal riser 2 of supported on both sides, and its at least one end supports a longitudinal vertical plate 2 simultaneously.In each accompanying drawing, 1 is the rectangular base plate of steel bar concrete, and 2 is the rectangular longitudinal vertical plate of steel bar concrete, and 3 are built on stilts body, and 4 is obturator, and 5 is the transversary fagging, and 19 for watering steel bar concrete, and 20 is prefabricated units, and 21 is the Cast-in-place concrete rib, below in each accompanying drawing, number identically, its explanation is identical.As shown in Figure 1, its described lightweight concrete board comprises cast-in-situ reinforced concrete 19, fills with prefabricated units 20, fill each other alternately with prefabricated units 20, and wrap up in and be contained in the cast-in-situ reinforced concrete 19, filling with prefabricated units 20 is Cast-in-place concrete rib 21 each other, fill and comprise the rectangular base plate 1 of steel bar concrete, the rectangular longitudinal vertical plate 2 of steel bar concrete with prefabricated units 20, longitudinal vertical plate 2 is arranged on the base plate 1, and form whole, longitudinal vertical plate 2 is parallel, obturator 4 than concrete lightweight is housed on the base plate 1, and transversary fagging 5 is from supported on both sides central longitudinal riser 2, and the one end supports a longitudinal vertical plate 2 simultaneously.As shown in Figure 4, be the structural representation of prefabricated units 20.
Feature of the present invention is that also described base plate 1 stretches out longitudinal vertical plate 2 outer formation toss 6.As shown in Figure 5, its described base plate 1 stretches out longitudinal vertical plate 2 outer formation toss 6.
Feature of the present invention also is described built on stilts body 3 or/and reinforce 7 is arranged in the obturator 4, is extended with also perhaps that reinforce 7 is anchored at base plate 1 or/and in the longitudinal vertical plate 2.As shown in Figure 6, in its described built on stilts body 3 reinforce 7 is arranged, reinforce 7 stretches out and is anchored in the base plate 1.
Feature of the present invention also be described base plate 1 or/and longitudinal vertical plate 2 or/and built on stilts body 3 or/and obturator 4 is provided with at least one in reinforcing rib 8, bracing boom 9 or the stiffener 10.As shown in Figure 7, be provided with reinforcing rib 8, bracing boom 9 and stiffener 10 simultaneously on its described built on stilts body 3.
Feature of the present invention also is described built on stilts body 3 or/and obturator 4 is provided with at least one in hole 11, projection 12, filler strip 13 or the pit 14.As shown in Figure 8, its described obturator 4 is provided with hole 11, projection 12, filler strip 13 and pit 14.
Feature of the present invention is that also described longitudinal vertical plate 2 is provided with range line pier 15.As shown in Figure 8, its longitudinal vertical plate 2 is provided with range line pier 15.
Feature of the present invention is that also described longitudinal vertical plate 2 is provided with cross rib hole 16 or/and groove 17.As shown in Figure 9, its described longitudinal vertical plate 2 is provided with cross rib hole 16 and groove 17.
Feature of the present invention is that also described built on stilts body 3 is the built on stilts body of flute profile.As shown in Figure 9, its described built on stilts body 3 is the built on stilts body of flute profile.
Feature of the present invention is that also described obturator 4 is the obturator of light material.As shown in Figure 8, its described obturator 4 is the obturator of expanded perlite light material.
Feature of the present invention is that also described prefabricated units are provided with carrying suspender member 18.As shown in Figure 9, its described prefabricated units are provided with carrying suspender member 18.
Feature of the present invention is that also described at least two fillings flush with at least one end of prefabricated units.As shown in Figure 1, its described filling flushes with an end of prefabricated units.
Feature of the present invention also be filling that described termination flushes with prefabricated units at interval or near setting.As shown in Figure 1, the filling that flushes of its described termination is provided with at interval with prefabricated units.
Feature of the present invention is that also cast-in-situ reinforced concrete iterative structure panel 22 is arranged on described Cast-in-place concrete rib 21 and the prefabricated units.As shown in Figure 1, on its described Cast-in-place concrete rib 21 and the prefabricated units cast-in-situ reinforced concrete iterative structure panel 22 is arranged.
Feature of the present invention also is to show to flush on described Cast-in-place concrete rib 21 end faces and the prefabricated units, and no cast-in-situ reinforced concrete iterative structure panel 22 above the prefabricated units constitutes folded rib thistle board.As shown in Figure 2, show to flush on its described Cast-in-place concrete rib 21 end faces and the prefabricated units, no cast-in-situ reinforced concrete iterative structure panel 22 above the prefabricated units constitutes folded rib thistle board.
Feature of the present invention is that also the top board of described prefabricated units is concrete plate or reinforced concrete slab.As shown in Figure 2, the top board of its described prefabricated units is a reinforced concrete slab.
Feature of the present invention also is described prefabricated units fissure of displacement butt joint.As shown in Figure 3, its described prefabricated units fissure of displacement butt joint.
Feature of the present invention also is described prefabricated units straight joint butt joint.As shown in Figure 1, its described prefabricated units straight joint butt joint.
Feature of the present invention is that also described longitudinal vertical plate is arranged on the same straight line, constitutes the longitudinal vertical plate rib.As shown in Figure 1, its described longitudinal vertical plate is arranged on the same straight line, constitutes the longitudinal vertical plate rib.
Feature of the present invention is that also described at least two longitudinal vertical plate ribs are parallel.As shown in Figure 1, its described longitudinal vertical plate rib is parallel.
Feature of the present invention is that also at least one end of described prefabricated units is supported on the Cast-in-place concrete wall or/and on bright, the dark beam.As shown in Figure 1, its described prefabricated units one end is supported on the dark beam of Cast-in-place concrete.
Feature of the present invention also be described prefabricated units 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 prefabricated units two end supports is on bright beam of Cast-in-place concrete and dark beam.
Feature of the present invention is that also described prefabricated units base plate face flushes with the soffit.As shown in Figure 1, its described prefabricated units base plate face flushes with the soffit.
Feature of the present invention is that also described Cast-in-place concrete rib 21 and wall or beam are crossing and connects to integral body.As shown in Figure 1, its described Cast-in-place concrete rib 21 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 the described Cast-in-place concrete rib 21.As shown in Figure 1, be provided with prestressed reinforcement in its described Cast-in-place concrete rib 21.
During the invention process, press earlier construction requirement mounting bracket or template, lay and fill with prefabricated units 20, 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 lightweight concrete board.