CN100535324C - Cast in situ reinforcing steel bar concrete hollow board - Google Patents
Cast in situ reinforcing steel bar concrete hollow board Download PDFInfo
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- CN100535324C CN100535324C CNB2004101554241A CN200410155424A CN100535324C CN 100535324 C CN100535324 C CN 100535324C CN B2004101554241 A CNB2004101554241 A CN B2004101554241A CN 200410155424 A CN200410155424 A CN 200410155424A CN 100535324 C CN100535324 C CN 100535324C
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- steel bar
- bar concrete
- reinforcing steel
- situ reinforcing
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- 239000004567 concrete Substances 0.000 title claims description 195
- 238000011065 in-situ storage Methods 0.000 title claims description 74
- 229910001294 Reinforcing steel Inorganic materials 0.000 title claims description 58
- 239000011150 reinforced concrete Substances 0.000 claims abstract description 22
- 229910000831 Steel Inorganic materials 0.000 claims description 98
- 239000010959 steel Substances 0.000 claims description 98
- 239000003351 stiffener Substances 0.000 claims description 35
- 239000000463 material Substances 0.000 claims description 14
- 230000003014 reinforcing effect Effects 0.000 claims description 11
- 239000000835 fiber Substances 0.000 claims description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 239000004568 cement Substances 0.000 claims description 5
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- 239000004570 mortar (masonry) Substances 0.000 claims description 4
- 239000008358 core component Substances 0.000 claims description 3
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- 238000010276 construction Methods 0.000 description 21
- 238000004519 manufacturing process Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000009415 formwork Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000004873 anchoring Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 238000009417 prefabrication Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a cast-in-place reinforced concrete hollow slab, which consists of reinforced concrete (1) and hollow pipe (2), wherein the hollow pipe (2) is buried in the reinforced concrete (1); two dead ends (3) of hollow pipe (2) plugs the pipe body (4) to form closed hollow pipe; at least one dead end (3) of hollow pipe (2) sinks in the pipe body (4) to form pipe end pelvic cavity (5). The structure reduces the longitude and transverse rigidity difference to improve the aseismatic property, which is fit for hollow building roof, lattice, basic floor, wall and hollow bridge of cast-in-place or prestressed reinforced concrete.
Description
(1) technical field
The present invention relates to a kind of cast-in-situ reinforcing steel bar concrete hollow slab.
(2) background technology
Advantages such as at present, cast-in-place concrete cored the template loss is little, can realize large bay owing to have quick construction, cuts off flexibly, and it is little to conduct oneself with dignity are more and more widely used.It becomes pole to be generally hollow thin-wall pipe, as paper tube, pipe of cement etc., its shortcoming is that intensity difference, non-deformability are little, the anti-vibration deformability is poor, for this reason, the application number of applicant application is 99115649.8, name is called the patent of invention of " fibre reinforced hollow thin-wall tube for filling in bar reinforced concrete and manufacture method thereof ", its disclosed hollow thin-wall pipe has premium properties such as intensity height, resistance to deformation, anti-vibration, and makes simple, practical, economic, easy popularization.This hollow section is applied to cast-in-situ reinforcing steel bar concrete hollow slab, formed hollowcore slab comprises steel bar concrete, hollow section, hollow section is embedded in the steel bar concrete, wherein two plugs form the shutoff of body two ends the hollow section of sealing, hollow section in this hollowcore slab, in carrying and work progress, it is not firm to be connected between its plug and the body, the phenomenon that is prone to separation, ftractures or comes off, thereby the hollowcore slab construction is inconvenient, the construction cost height, simultaneously, formed hollowcore slab is unidirectional hollowcore slab, and its vertical cross stiffness difference is big, poor seismic behavior.Therefore, develop a kind of novel cast-in-situ reinforcing steel bar concrete hollow slab for being badly in need of.
(3) summary of the invention
The object of the present invention is to provide a kind of cast-in-situ reinforcing steel bar concrete hollow slab, have characteristics such as easy construction, construction cost is low, vertical cross stiffness difference is little, anti-seismic performance is good.
Solution of the present invention is on the basis of existing technology, comprise steel bar concrete, hollow section, hollow section is embedded in the steel bar concrete, and wherein two plugs form the hollow section that seals with the shutoff of body two ends, it is characterized in that at least one end plug of described hollow section has overlapping layers.Like this, because at least one end plug of the hollow section in the hollowcore slab is superimposed with overlapping layers, in carrying and work progress, be connected firmly between the plug of hollow section and the body, the phenomenon that is not prone to separation, ftractures or comes off, thereby, the easy construction of hollowcore slab, construction cost is low; Simultaneously, after the plug of hollow section was superimposed with overlapping layers, its intensity height, rigidity were big, can play the effect of transverse stiffener, thereby the vertical cross stiffness difference of hollowcore slab can reduce greatly, and anti-seismic performance can improve greatly; In addition, hollowcore slab also has characteristics such as intensity height, resistance to deformation, anti-vibration, the 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 the cast-in-situ reinforced concrete hollow arch without beam and use.
Feature of the present invention is that also described overlapping layers is mortar or concrete overlapping layers.Like this, overlapping layers adopts mortar or concrete overlapping layers to make, and can fully satisfy the application demand under the various different situations, simultaneously, by to rationally the selecting for use of material, helps saving cost, reduces the product cost.
Feature of the present invention also is to be provided with reinforce at least one of described body, plug or overlapping layers.Like this, when being provided with reinforce at least one of body, plug, overlapping layers, the intensity of body, plug, overlapping layers has obtained significantly improving, and can fully satisfy load bearing requirements.
Feature of the present invention is that also described reinforce is at least a in fiber, reinforcing bar and the steel wire.
Feature of the present invention is that also reinforce is fiber mesh material, reinforcing bar net or steel wire net.
Feature of the present invention is that also reinforce is thin band.
Like this, the application demand under the various different situations can be fully satisfied in the variation of reinforce, and selection convenient, help reasonable material as required, reduce cost.
Feature of the present invention is that also described thin band reinforce is at least a thin band in porose or the convex-concave.Like this, after thin band reinforce is provided with above-mentioned structure, the anchorage reliability of thin band reinforce can be improved greatly, the intensity and the shock resistance of hollow pipe for filling concrete can be ensured effectively.
Feature of the present invention is that also many hollow section pipe end adjacent spaces coaxial lines arrange in groups, and the plug of hollow section is parallel, is rib between the cast-in-situ reinforced concrete end between the hollow section pipe end.Like this, between the hollow section pipe end rib between the cast-in-situ reinforced concrete end, can increase substantially the mechanical property of cast-in-situ reinforcing steel bar concrete hollow slab, reduce the vertical cross stiffness difference of hollowcore slab.
Feature of the present invention also is the hollow section that coaxial line is arranged in groups, and the axis between its group and the group is arranged in a parallel, and is the cast-in-situ reinforced concrete longitudinal rib between hollow section group and the group.Like this, in floor, form many Cast-in-place concrete longitudinal ribs that are arranged in parallel, I-shaped, U font structure that the cross sectional shape of rib can be, its supporting capacity is big, and compressive property is good.
Feature of the present invention also is the plug of the different hollow sections of organizing of adjacent different axis in same plane, and rib is rib layout between elongated end between the Cast-in-place concrete end that forms between pipe end and the pipe end.Like this, rib and Cast-in-place concrete longitudinal rib intersect between the elongated end of the Cast-in-place concrete between the pipe end, have formed two-way rib structure in hollowcore slab inside, have increased substantially the supporting capacity and the comprehensive mechanical property of cast-in-situ reinforcing steel bar concrete hollow slab.
Feature of the present invention also is the plug of the different hollow sections of organizing of described adjacent different axis not in same plane, the corresponding layout of interlocking that is of rib between the Cast-in-place concrete end that forms between pipe end and the pipe end.Like this, rib intersects with the Cast-in-place concrete longitudinal rib of pipe side between the Cast-in-place concrete end between the pipe end, has increased substantially cast-in-place concrete cored supporting capacity.
Feature of the present invention also is the hollow section that coaxial line is arranged in groups, and the axis between its group and the group is to intersect each other to be arranged, and perhaps is parallel and crossing mixing and arranges.Like this, form special-shaped force transferring structure in cast-in-place concrete cored, can satisfy the needs of complicated pre-buried hollow section, made things convenient for construction application.
Feature of the present invention is that also many hollow section pipe end coaxial lines arrange in groups, and the plug of hollow section is parallel.Like this, the plug of hollow section has formed the superimposed dark rib of prefabricated plug on same axis, can be in the power transmission of hollowcore slab internal delivery parts transversely, the pass force crossly of hollowcore slab inside is effectively strengthened, the inner two-way power transmission difference of hollowcore slab is reduced, thereby, can increase substantially the comprehensive mechanical property of hollowcore slab.
Feature of the present invention also is the hollow section that coaxial line is arranged in groups, and the axis between its group and the group is arranged in a parallel, and is the cast-in-situ reinforced concrete longitudinal rib between hollow section group and the group.Like this, form the two-way load-carrying construction that regular Cast-in-place concrete longitudinal rib and/or horizontal cast-in-place rib or prefabrication transverse rib combine in cast-in-place concrete cored inside, thereby made structure stable more, firm.
Feature of the present invention also is the plug of the different hollow sections of organizing of adjacent different axis in same plane, and the superimposed formed plug rib of the plug between the pipe end is elongated direction and arranges.Like this, the superimposed formed elongated plug rib of the plug between pipe end has constituted two-way rib structure jointly with the Cast-in-place concrete longitudinal rib, can improve cast-in-place concrete cored mechanical property effectively.
Feature of the present invention also is the plug of the different hollow sections of organizing of adjacent different axis not in same plane, the corresponding layout of interlocking that is of the superimposed formed plug rib of the plug between the pipe end.Like this, plug rib between the pipe end and Cast-in-place concrete longitudinal rib intersect, and can increase substantially cast-in-place concrete cored comprehensive mechanical property.
Feature of the present invention also is the hollow section that coaxial line is arranged in groups, and the axis between its group and the group is to intersect each other to be arranged, and perhaps is parallel and crossing mixing and arranges.Like this, form special-shaped force transferring structure in cast-in-place concrete cored, can satisfy the needs of complicated pre-buried hollow section, made things convenient for construction application.
Feature of the present invention also is exposing in the tube wall that reinforce stretches into back setting and harden body of prefabricated plug, is integral with the body setting and harden.Like this, after the connection anchoring by reinforce, prefabricated plug and body have formed integral body, make the overall performance of hollow section better, can guarantee effectively that hollow section is applied to can not destroy in the process of cast-in-situ reinforcing steel bar concrete hollow slab, improve the pouring quality of hollowcore slab.
Feature of the present invention also is to be anchored in the plug overlapping layers after the reinforce of described body and plug is connected.Like this, be anchored in the plug overlapping layers after the reinforce of body and plug is connected, can improve the strength and stiffness of hollow section greatly, the mechanical property of corresponding raising hollowcore slab.
Feature of the present invention is that also described reinforce exposes outside the hollow section from body, plug or plug overlapping layers at least one, and is anchored in the steel bar concrete.Like this, after hollow section was applied in the hollow cast slab, the reinforce and the Cast-in-place concrete that expose in hollow body or the plug combined, and can improve the overall performance of cast-in-situ reinforced concrete hollow slab greatly.
Feature of the present invention also be the plug of described hollow section and hollow edges of boards reinforced-bar concrete beam or/and dark beam or/and body of wall intersect.Like this, the plug of hollow section and the reinforced-bar concrete beam of hollow edges of boards or/and dark beam or/and after body of wall intersects, the plug of hollow section has been connected to form the cast-in-place and prefabricated integral body that combines with above-mentioned each floor member, and plug also can participate in the floor slab structure power transmission, can improve the floor slab structure performance effectively.
Feature of the present invention also is to be provided with in the described body at least one stiffener.Like this, be provided with stiffener in the hollow body, can form the cast-in-place and prefabricated composite construction that combines, optimize the inner stress system of hollow cast slab with Cast-in-place concrete.
Feature of the present invention is that also described stiffener is stiffening rib, bracing boom, reinforcing rib, adds at least one in wringing.Like this, stiffener wide in variety is convenient to design, produces, construction selects for use, helps reducing and produces and construction cost.
Feature of the present invention is that also described stiffener is whole hollow unit, local hollow unit or fills out core component.Like this, after hollow section is applied in the hollow cast slab, can rationally select for use above-mentioned stiffener to come hollow pipe for filling concrete is strengthened according to the different needs of actual conditions, to reduce the weight of hollow pipe for filling concrete, economical with materials to greatest extent.
Feature of the present invention also is to be provided with reinforce in the described stiffener.
Feature of the present invention is that also reinforce is outside stiffener exposes the body of hollow section.
Feature of the present invention is that also stiffener exposes outside the body, and is anchored in the steel bar concrete.Like this, in stiffener, be provided with reinforce, perhaps reinforce is outside stiffener exposes the body of hollow section, when perhaps stiffener exposed outside the body, the intensity of stiffener had obtained significantly improving, and can fully satisfy load bearing requirements, after described hollow section is applied in the Cast-in-place concrete floor, the above-mentioned member that exposes can fully combine with Cast-in-place concrete, makes hollow section and interior member participation structure thereof stressed jointly, can improve the mechanical property of floor effectively.
Feature of the present invention is that also the external surface of described body is provided with raised line.
Feature of the present invention is that also the external surface of described body is provided with boss.Like this, can improve the mutual wedge action between hollow section and the Cast-in-place concrete, improve the globality of hollowcore slab.
Feature of the present invention is that also the commissure of the tube wall of described body is formed with a raised line along the body axis direction.Like this, be formed with one behind the raised line of body axis direction at the commissure of the tube wall of body, raised line has been strengthened the commissural weak part of tube wall, makes joint close not easy to crack, can reduce the proportion of goods damageds of hollow pipe for filling concrete effectively.
Feature of the present invention is that also the external surface at least one of described body, plug or plug overlapping layers is provided with the indent structure.Like this, Cast-in-place concrete has formed corresponding with it Cast-in-place concrete member after pouring in the above-mentioned indent structure, can fully satisfy the needs of various different situations in the actual application, as gain in strength and rigidity, the layout of convenient various pipelines or member etc.
Feature of the present invention is that also described indent is configured to groove.
Feature of the present invention is that also described indent is configured to hole.Like this, the variation of indent structure makes things convenient for selecting for use of design and construction unit, helps reducing construction and cost of production.
Feature of the present invention is that also the surface of described body is provided with angle.Like this, when cast-in-situ reinforcing steel bar concrete hollow slab is constructed, angle can position hollow section, make hollow section be in design attitude in the hollowcore slab all the time, the technician can effectively be controlled, for the pouring quality of cast-in-situ reinforcing steel bar concrete hollow slab provides reliable guarantee to hidden members such as hollow sections in the hollowcore slab.
Feature of the present invention is that also the angle of described body is provided with the base plate of disjunctor with it, and the bottom surface of base plate flushes with the bottom surface of hollowcore slab.Like this, when cast-in-situ reinforcing steel bar concrete hollow slab was constructed, the alternative construction formwork of the base plate of disjunctor and do not need to remove can improve speed of application greatly, reduces the comprehensive cost of floor.
Feature of the present invention is that also described base plate exceeds the outside left formation toss of body.Like this, when described hollow section was applied in the hollow cast slab, the alternative construction formwork of base plate and do not need to remove can improve speed of application greatly, reduces the comprehensive cost of floor.
Feature of the present invention is also that described body or plug overlapping layers are provided with and is used for the connector that docks with another root hollow section.Like this, when cast-in-situ reinforcing steel bar concrete hollow slab is constructed, can make between hollow section and the hollow section to be connected very easily, help accelerating speed of application.
Feature of the present invention is that also described connector is at least a of wedge mouth, tenon, hole, latch, cutting ferrule, male and female groove or iron wire.
Feature of the present invention is that also described connector is a weldment.Like this, make things convenient for the production of production unit, also make things convenient for selecting for use of design and construction unit simultaneously, help reducing construction and cost of production.
Feature of the present invention is that also described body is a pipe.
Feature of the present invention is that also described body is the polygon pipe.Like this, when the cross sectional shape of hollow section is above-mentioned various situation, make hollow section can satisfy the needs of various different actual conditions.
Feature of the present invention is that also the surface of described body is at least a of even surface, corrugated surface, step surface or helicoid.
Feature of the present invention is that also the surface of described body is a male and fomale(M﹠F).
Feature of the present invention is that also the surface of described body is an exasperate.Like this, the surface of body is even surface, corrugated surface, step surface, male and fomale(M﹠F), helicoid or exasperate, makes the bonding between hollow section and the Cast-in-place concrete more reliable, situations such as more difficult generation bubble, hollowing, honeycomb.
Feature of the present invention is that also the material of described body is metal, plastics or cement gel ramming material.Like this, can make hollow section satisfy the needs of various different situations, help reducing construction cost.
(4) description of drawings
Fig. 1 is the structural representation of the embodiment of the invention 1, and diagram hollow core barrel 2 is a partial sectional view, can see the structure of hollow section cavity inside.
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 the structural representation of the embodiment of the invention 5.
Fig. 6 is the structural representation of the embodiment of the invention 6, and A-A is the sectional view of hollowcore slab in the diagram, can see the structure of hollow section cavity inside.
Fig. 7 is the structural representation of the embodiment of the invention 7.
Fig. 8 is the structural representation of the embodiment of the invention 8.
Fig. 9 is the structural representation of the embodiment of the invention 9, and B-B is the sectional view of hollowcore slab in the diagram, can see the structure of hollow section cavity inside.
Figure 10 is the structural representation of the embodiment of the invention 10, and C-C is the sectional view of hollowcore slab, can see the structure of hollow section cavity inside.
Figure 11 is the structural representation of the embodiment of the invention 11, and D-D is the sectional view of hollowcore slab, can see the structure of hollow section cavity inside.
Figure 12 is the structural representation of the embodiment of the invention 12.
Figure 13 is the structural representation of the embodiment of the invention 13, and E-E is the sectional view of hollowcore slab, can see the structure of hollow section cavity inside.
Figure 14 is the structural representation of the embodiment of the invention 14, and F-F is the sectional view of hollowcore slab, can see the structure of hollow section cavity inside.
Figure 15 is the structural representation of the embodiment of the invention 15.
Figure 16 is the structural representation of the embodiment of the invention 16.
Figure 17 is the structural representation of the embodiment of the invention 17.
Figure 18 is the structural representation of the embodiment of the invention 18.
Figure 19 is the structural representation of the embodiment of the invention 19.
Figure 20 is the structural representation of the embodiment of the invention 20.
Figure 21 is the structural representation of the embodiment of the invention 21.
Figure 22 is the structural representation of the embodiment of the invention 22.
Figure 23 is the structural representation of the embodiment of the invention 23.
Figure 24 is the structural representation of the embodiment of the invention 24.
Figure 25 is the structural representation of the embodiment of the invention 25.
Figure 26 is the structural representation of the embodiment of the invention 26.
Figure 27 is the structural representation of the embodiment of the invention 27.
Figure 28 is the structural representation of the embodiment of the invention 28.
Figure 29 is the structural representation of the embodiment of the invention 29.
Figure 30 is the structural representation of the embodiment of the invention 30.
Figure 31 is the structural representation of the embodiment of the invention 31.
Figure 32 is the structural representation of the embodiment of the invention 32.
Figure 33 is the structural representation of the embodiment of the invention 33.
Figure 34 is the structural representation of the embodiment of the invention 34.
(5) specific embodiment
The present invention is further illustrated below in conjunction with drawings and Examples.
The present invention comprises steel bar concrete 1, hollow section 2 as shown in drawings, and hollow section 2 is embedded in the steel bar concrete 1, and wherein two plugs 3 is characterized in that with the hollow section of body 4 two ends shutoff formation sealing at least one end plug 3 of described hollow section 2 has overlapping layers 5.In each accompanying drawing, 1 is steel bar concrete, and 2 is hollow section, and 3 is plug, and 4 is body, and 5 is overlapping layers, below in each accompanying drawing, number identically, its explanation is identical.As shown in Figure 1, cassette ceiling comprises steel bar concrete 1 and hollow section 2, two plugs 3 shutoff bodys 4 two ends, and hollow section 2 is embedded in the steel bar concrete 1, and the plug 3 of its described hollow section 2 has overlapping layers 5.
Feature of the present invention is that also described overlapping layers 4 is mortar or concrete overlapping layers.As shown in Figure 2, cassette ceiling comprises steel bar concrete 1 and hollow section 2, two plugs 3 shutoff bodys 4 two ends, and hollow section 2 is embedded in the steel bar concrete 1, and the plug 3 of hollow section 2 has overlapping layers 5, and its described overlapping layers 5 is the concrete overlapping layers.
Feature of the present invention also is to be provided with reinforce 6 at least one of described body 4, plug 3 or overlapping layers 5.As shown in Figure 3, cassette ceiling comprises steel bar concrete 1 and hollow section 2, two plugs 3 shutoff bodys 4 two ends, and hollow section 2 is embedded in the steel bar concrete 1, and the plug 3 of hollow section 2 has overlapping layers 5, is provided with reinforce 6 in its described body 4.
Feature of the present invention also is at least a in fiber, reinforcing bar and the steel wire of described reinforce 6.
Feature of the present invention is that also reinforce 6 is fiber mesh material, reinforcing bar net or steel wire net.
Feature of the present invention is that also reinforce 6 is thin band.
As shown in Figure 4, cassette ceiling comprises steel bar concrete 1 and hollow section 2, two plugs 3 shutoff bodys 4 two ends, and hollow section 2 is embedded in the steel bar concrete 1, and the plug 3 of hollow section 2 has overlapping layers 5, is provided with reinforce 6 in the body 4, and its described reinforce 6 is a fleece.
Feature of the present invention is that also described thin band reinforce 6 is at least a thin band in porose or the convex-concave.As shown in Figure 5, cassette ceiling comprises steel bar concrete 1 and hollow section 2, two plugs 3 shutoff bodys 4 two ends, and hollow section 2 is embedded in the steel bar concrete 1, and the plug 3 of hollow section 2 has overlapping layers 5, and its described thin band reinforce 6 is porose thin band.
Feature of the present invention is that also many hollow sections 2 pipe end adjacent spaces coaxial lines arrange in groups, and the plug 3 of hollow section 2 is parallel, is rib 7 between the cast-in-situ reinforced concrete end between hollow section 2 pipe ends.As shown in Figure 6, cassette ceiling comprises steel bar concrete 1 and hollow section 2, two plugs, 3 shutoff bodys, 4 two ends, hollow section 2 is embedded in the steel bar concrete 1, the plug 3 of hollow section 2 has overlapping layers 5, its described many hollow sections 2 pipe end adjacent spaces coaxial lines are arranged in groups, and the plug 3 of hollow section 2 is parallel on same axis, is rib 7 between the cast-in-situ reinforced concrete end between hollow section 2 pipe ends.
Feature of the present invention also is the hollow section 2 that coaxial line is arranged in groups, and the axis between its group and the group is arranged in a parallel, and is cast-in-situ reinforced concrete longitudinal rib 8 between 2 groups of hollow sections and the group.As shown in Figure 7, cassette ceiling comprises steel bar concrete 1 and hollow section 2, two plugs, 3 shutoff bodys, 4 two ends, hollow section 2 is embedded in the steel bar concrete 1, the plug 3 of hollow section 2 has overlapping layers 5, the hollow section 2 that its described coaxial line is arranged in groups, the axis between its group and the group is arranged in a parallel, and is cast-in-situ reinforced concrete longitudinal rib 8 between 2 groups of hollow sections and the group.
Feature of the present invention also is the plug 3 of the different hollow sections of organizing 2 of adjacent different axis in same plane, and rib 7 is rib layout between elongated end between the Cast-in-place concrete end that forms between pipe end and the pipe end.As shown in Figure 8, cassette ceiling comprises steel bar concrete 1 and hollow section 2, two plugs, 3 shutoff bodys, 4 two ends, hollow section 2 is embedded in the steel bar concrete 1, the plug 3 of hollow section 2 has overlapping layers 5, the plug 3 of the hollow section 2 of the different groups of its described adjacent different axis is in same plane, and rib 7 is rib layout between elongated end between the Cast-in-place concrete end that forms between pipe end and the pipe end.
Feature of the present invention also is the plug 3 of the different hollow sections of organizing 2 of adjacent different axis not in same plane, the rib 7 corresponding layouts of interlocking that are between the Cast-in-place concrete end that forms between pipe end and the pipe end.As shown in Figure 9, cassette ceiling comprises steel bar concrete 1 and hollow section 2, two plugs, 3 shutoff bodys, 4 two ends, hollow section 2 is embedded in the steel bar concrete 1, the plug 3 of hollow section 2 has overlapping layers 5, the plug 3 of the hollow sections 2 of the different groups of its described adjacent different axis is not in same plane, and rib 7 is corresponding between the Cast-in-place concrete end that forms between pipe end and the pipe end is staggered and arranges.
Feature of the present invention also is the hollow section 2 that coaxial line is arranged in groups, and the axis between its group and the group is to intersect each other to be arranged, and perhaps is parallel and crossing mixing and arranges.As shown in figure 10, cassette ceiling comprises steel bar concrete 1 and hollow section 2, two plugs 3 shutoff bodys 4 two ends, hollow section 2 is embedded in the steel bar concrete 1, the plug 3 of hollow section 2 has overlapping layers 5, the hollow section 2 that its described coaxial line is arranged in groups, and the axis between its group and the group is arranged in a parallel.
Feature of the present invention is that also many hollow sections 2 pipe end coaxial lines arrange in groups, and the plug 3 of hollow section 2 is parallel.As shown in figure 11, cassette ceiling comprises steel bar concrete 1 and hollow section 2, two plugs, 3 shutoff bodys, 4 two ends, hollow section 2 is embedded in the steel bar concrete 1, the plug 3 of hollow section 2 has overlapping layers 5, its described many hollow sections 2 pipe ends are arranged in groups near coaxial line, and the plug 3 of hollow section 2 is parallel on same axis.
Feature of the present invention also is the hollow section 2 that coaxial line is arranged in groups, and the axis between its group and the group is arranged in a parallel, and is cast-in-situ reinforced concrete longitudinal rib 8 between 2 groups of hollow sections and the group.As shown in figure 12, cassette ceiling comprises steel bar concrete 1 and hollow section 2, two plugs, 3 shutoff bodys, 4 two ends, hollow section 2 is embedded in the steel bar concrete 1, the plug 3 of hollow section 2 has overlapping layers 5, the hollow section 2 that its described coaxial line is arranged in groups, the axis between its group and the group is arranged in a parallel, and is cast-in-situ reinforced concrete longitudinal rib 8 between 2 groups of hollow sections and the group.
Feature of the present invention also is the plug 3 of the different hollow sections of organizing 2 of adjacent different axis in same plane, and the plug 3 superimposed formed plug ribs 9 between the pipe end are elongated direction and arrange.As shown in figure 13, cassette ceiling comprises steel bar concrete 1 and hollow section 2, two plugs, 3 shutoff bodys, 4 two ends, hollow section 2 is embedded in the steel bar concrete 1, the plug 3 of hollow section 2 has overlapping layers 5, the plug 3 of the hollow section 2 of the different groups of its described adjacent different axis is in same plane, and the plug 3 superimposed formed plug ribs 9 between the pipe end are elongated direction and arrange.
Feature of the present invention also is the plug 3 of the different hollow sections of organizing 2 of adjacent different axis not in same plane, the plug 3 superimposed formed plug rib 9 corresponding layouts of interlocking that are between the pipe end.As shown in figure 14, cassette ceiling comprises steel bar concrete 1 and hollow section 2, two plugs, 3 shutoff bodys, 4 two ends, hollow section 2 is embedded in the steel bar concrete 1, the plug 3 of hollow section 2 has overlapping layers 5, the plug 3 of the hollow section 2 of the different groups of its described adjacent different axis is not in same plane, and the plug 3 superimposed formed plug ribs 9 between the pipe end are staggered and arrange.
Feature of the present invention also is the hollow section 2 that coaxial line is arranged in groups, and the axis between its group and the group is to intersect each other to be arranged, and perhaps is parallel and crossing mixing and arranges.As shown in figure 14, cassette ceiling comprises steel bar concrete 1 and hollow section 2, two plugs 3 shutoff bodys 4 two ends, hollow section 2 is embedded in the steel bar concrete 1, the plug 3 of hollow section 2 has overlapping layers 5, the hollow section 2 that its described coaxial line is arranged in groups, and the axis between its group and the group is arranged in a parallel.
Feature of the present invention also is exposing in the tube wall that reinforce 6 stretches into back setting and harden body 4 of prefabricated plug 3, is integral with body 4 setting and hardens.As shown in figure 15, cassette ceiling comprises steel bar concrete 1 and hollow section 2, two plugs, 3 shutoff bodys, 4 two ends, hollow section 2 is embedded in the steel bar concrete 1, the plug 3 of hollow section 2 has overlapping layers 5, exposing in the tube wall that reinforce 6 stretches into back setting and harden body 4 of its described prefabricated plug 3 is integral with body 4 setting and hardens.
Feature of the present invention also be described body 4 and plug 3 reinforce 6 both be anchored in the plug overlapping layers 5 after being connected.As shown in figure 16, cassette ceiling comprises steel bar concrete 1 and hollow section 2, two plugs 3 shutoff bodys 4 two ends, and hollow section 2 is embedded in the steel bar concrete 1, the plug 3 of hollow section 2 has overlapping layers 5, and both are anchored at the reinforce of its described body 4 and plug 36 in the plug overlapping layers 5 after being connected.
Feature of the present invention is that also described reinforce 6 exposes outside the hollow section 2 from body 4, plug 3 or plug overlapping layers 5 at least one, and is anchored in the steel bar concrete 1.As shown in figure 17, cassette ceiling comprises steel bar concrete 1 and hollow section 2, two plugs 3 shutoff bodys 4 two ends, hollow section 2 is embedded in the steel bar concrete 1, the plug 3 of hollow section 2 has overlapping layers 5, and its described reinforce 6 exposes outside the hollow section 2 from body 4, and is anchored in the steel bar concrete 1.
Feature of the present invention is that also described reinforce 6 exposes outside the hollow section 2 from body 4, plug 3 or plug overlapping layers 5 at least one, and is anchored in the steel bar concrete 1.As shown in figure 18, cassette ceiling comprises steel bar concrete 1 and hollow section 2, two plugs 3 shutoff bodys 4 two ends, hollow section 2 is embedded in the steel bar concrete 1, the plug 3 of hollow section 2 has overlapping layers 5, and its described reinforce 6 exposes from body outside the hollow section 2, and is anchored in the steel bar concrete 1.
The plug 3 that feature of the present invention also is described hollow section 2 with the reinforced-bar concrete beam 10 of hollow edges of boards or/and dark beam 11 or/and body of wall 12 intersect.As shown in figure 19, cassette ceiling comprises steel bar concrete 1 and hollow section 2, two plugs 3 shutoff bodys 4 two ends, hollow section 2 is embedded in the steel bar concrete 1, the plug 3 of hollow section 2 has overlapping layers 5, and the plug of its described hollow section 23 intersects with the bright beam 10 of hollowcore slab, and is parallel with dark beam 11, body of wall 12.
Feature of the present invention also is to be provided with in the described body 4 at least one stiffener 13.As shown in figure 20, cassette ceiling comprises steel bar concrete 1 and hollow section 2, two plugs 3 shutoff bodys 4 two ends, and hollow section 2 is embedded in the steel bar concrete 1, and the plug 3 of hollow section 2 has overlapping layers 5, is provided with stiffener 13 in its described body 4.
Feature of the present invention is that also described stiffener 13 is stiffening rib, bracing boom, reinforcing rib, adds at least one in wringing.As shown in figure 20, cassette ceiling comprises steel bar concrete 1 and hollow section 2, two plugs 3 shutoff bodys 4 two ends, hollow section 2 is embedded in the steel bar concrete 1, the plug 3 of hollow section 2 has overlapping layers 5, is provided with stiffener 13 in the body 4, and its described stiffener 13 is stiffening rib, bracing boom and reinforcing rib.
Feature of the present invention is that also described stiffener 13 is whole hollow unit, local hollow unit or fills out core component.As shown in figure 21, cassette ceiling comprises steel bar concrete 1 and hollow section 2, two plugs, 3 shutoff bodys, 4 two ends, hollow section 2 is embedded in the steel bar concrete 1, the plug 3 of hollow section 2 has overlapping layers 5, be provided with stiffener 13 in the body 4, its described stiffener 13 is whole hollow unit, also is local hollow unit.
Feature of the present invention also is to be provided with reinforce 6 in the described stiffener 13.
Feature of the present invention is that also reinforce 6 is outside stiffener 13 exposes the body 4 of hollow section.
Feature of the present invention is that also stiffener 13 exposes outside the body 4, and is anchored in the steel bar concrete 1.As shown in figure 22, cassette ceiling comprises steel bar concrete 1 and hollow section 2, two plugs, 3 shutoff bodys, 4 two ends, hollow section 2 is embedded in the steel bar concrete 1, and the plug 3 of hollow section 2 has overlapping layers 5, is provided with stiffener 13 in the body 4, be provided with reinforce 6 in its described stiffener 13, reinforce 6 is outside stiffener 13 exposes the body 4 of hollow section, and stiffener 13 exposes outside the body 4 simultaneously, is anchored in the steel bar concrete 1
Feature of the present invention is that also the external surface of described body 4 is provided with raised line 14.
Feature of the present invention is that also the external surface of described body 4 is provided with boss 15.As shown in figure 23, cassette ceiling comprises steel bar concrete 1 and hollow section 2, two plugs 3 shutoff bodys 4 two ends, and hollow section 2 is embedded in the steel bar concrete 1, and the plug 3 of hollow section 2 has overlapping layers 5, and the external surface of its described body 4 is provided with boss 15.
Feature of the present invention is that also the commissure of the tube wall of described body 4 is formed with a raised line 14 along body 4 axis directions.As shown in figure 24, cassette ceiling comprises steel bar concrete 1 and hollow section 2, two plugs 3 shutoff bodys 4 two ends, and hollow section 2 is embedded in the steel bar concrete 1, the plug 3 of hollow section 2 has overlapping layers 5, and the commissure of the tube wall of its described body 4 forms the raised line 14 along body 4 axis directions.
Feature of the present invention is that also the external surface at least one of described body 4, plug 3 or plug overlapping layers 5 is provided with indent structure 16.As shown in figure 25, cassette ceiling comprises steel bar concrete 1 and hollow section 2, two plugs 3 shutoff bodys 4 two ends, hollow section 2 is embedded in the steel bar concrete 1, the plug 3 of hollow section 2 has overlapping layers 5, and the external surface of its described body 4 is provided with indent structure 16, and illustrated indent structure 16 is a pit.
Feature of the present invention is that also described indent structure 16 is groove.
Feature of the present invention is that also described indent structure 16 is hole.As shown in figure 26, cassette ceiling comprises steel bar concrete 1 and hollow section 2, two plugs 3 shutoff bodys 4 two ends, and hollow section 2 is embedded in the steel bar concrete 1, and the plug 3 of hollow section 2 has overlapping layers 5, and its described indent structure 16 is respectively inner corner trim and chamfering.
Feature of the present invention is that also the surface of described body 4 is provided with angle 17.As shown in figure 27, cassette ceiling comprises steel bar concrete 1 and hollow section 2, two plugs 3 shutoff bodys 4 two ends, and hollow section 2 is embedded in the steel bar concrete 1, and the plug 3 of hollow section 2 has overlapping layers 5, and the surface of its described body 4 is provided with angle 17.
Feature of the present invention is that also the angle 17 of described body 4 is provided with the base plate 18 of disjunctor with it, and the bottom surface of base plate 18 flushes with the bottom surface of hollowcore slab.As shown in figure 28, cassette ceiling comprises steel bar concrete 1 and hollow section 2, two plugs, 3 shutoff bodys, 4 two ends, hollow section 2 is embedded in the steel bar concrete 1, the plug 3 of hollow section 2 has overlapping layers 5, the angle 17 of its described body 4 is provided with the base plate 18 of disjunctor with it, and the bottom surface of base plate 18 flushes with the bottom surface of hollowcore slab.
Feature of the present invention is that also described base plate 18 exceeds the outside left formation toss 19 of body 4.As shown in figure 29, cassette ceiling comprises steel bar concrete 1 and hollow section 2, two plugs 3 shutoff bodys 4 two ends, and hollow section 2 is embedded in the steel bar concrete 1, and the plug 3 of hollow section 2 has overlapping layers 5, and the outside left that its described base plate 18 exceeds body 4 forms toss 19.
Feature of the present invention is also that described body 4 or plug overlapping layers 5 are provided with and is used for the connector 20 that docks with another root hollow section.As shown in figure 30, cassette ceiling comprises steel bar concrete 1 and hollow section 2, two plugs 3 shutoff bodys 4 two ends, and hollow section 2 is embedded in the steel bar concrete 1, the plug 3 of hollow section 2 has overlapping layers 5, and its described plug overlapping layers 5 is provided with uses the connector 20 that docks with another root hollow section 2.
Feature of the present invention is that also described connector 20 is at least a of wedge mouth, tenon, hole, latch, cutting ferrule, male and female groove or iron wire.
Feature of the present invention is that also described connector 20 is weldment.As shown in figure 31, cassette ceiling comprises steel bar concrete 1 and hollow section 2, two plugs 3 shutoff bodys 4 two ends, and hollow section 2 is embedded in the steel bar concrete 1, and the plug 3 of hollow section 2 has overlapping layers 5, the connector that its described connector 20 connects for socket joint.
Feature of the present invention is that also described body 4 is pipe.
Feature of the present invention is that also described body 4 is the polygon pipe.Shown in figure 32, cassette ceiling comprises that the hollow section 2 at steel bar concrete 1 and hollow section 2, two plugs 3 shutoff bodys 4 two ends is preset in the steel bar concrete in 1, and the plug 3 of hollow section 2 has overlapping layers 5, and its described body 4 is the polygon pipe.
Feature of the present invention is that also the surface of described body 4 is at least a of even surface, corrugated surface, step surface or helicoid.
Feature of the present invention is that also the surface of described body 4 is a male and fomale(M﹠F).
Feature of the present invention is that also the surface of described body 4 is an exasperate.
As shown in figure 33, cassette ceiling comprises steel bar concrete 1 and hollow section 2, two plugs 3 shutoff bodys 4 two ends, and hollow section 2 is embedded in the steel bar concrete 1, and the plug 3 of hollow section 2 has overlapping layers 5, and the surface of its described body 4 is a matsurface.
Feature of the present invention is that also the material of described body 4 is metal, plastics or cement gel ramming material.As shown in figure 34, cassette ceiling comprises steel bar concrete 1 and hollow section 2, two plugs 3 shutoff bodys 4 two ends, and hollow section 2 is embedded in the steel bar concrete 1, and the plug 3 of hollow section 2 has overlapping layers 5, and the material of its described body 4 is the cement gel ramming material.
During the invention process, make the hollow section 2 that is superimposed with overlapping layers 5 on the plug 3 earlier, prop up the hollowcore slab construction formwork, lay the Cast-in-place concrete rib steel muscle between hollowcore slab lower bottom part reinforcing bar and the hollow section 2, place hollow section 2, re-lay the hollowcore slab upper reinforcement, check errorless after, water concrete, maintenance is to stipulating that the length of time, the demoulding got final product.
Claims (45)
1, a kind of cast-in-situ reinforcing steel bar concrete hollow slab, comprise steel bar concrete (1), hollow section (2), hollow section (2) is embedded in the steel bar concrete (1), wherein two plugs (3) form the hollow section that seals with the shutoff of body (4) two ends, it is characterized in that at least one end plug (3) of described hollow section (2) has overlapping layers (5).
2, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 1 is characterized in that described overlapping layers (4) is mortar or concrete overlapping layers.
3, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 1 is characterized in that being provided with reinforce (6) at least one of described body (4), plug (3) or overlapping layers (5).
4, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 3 is characterized in that at least a in fiber, reinforcing bar and the steel wire of described reinforce (6).
5, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 3 is characterized in that described reinforce (6) is fiber mesh material, reinforcing bar net or steel wire net.
6, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 3 is characterized in that described reinforce (6) is thin band.
7, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 6 is characterized in that reinforce (6) is at least a thin band in porose or the convex-concave.
8, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 3 is characterized in that many hollow sections (2) pipe end adjacent spaces coaxial line arranges in groups, and the plug (3) of hollow section (2) is parallel, is rib between the cast-in-situ reinforced concrete end (7) between hollow section (2) pipe end.
9, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 8 is characterized in that the hollow section (2) that coaxial line is arranged in groups, and the axis between its group and the group is arranged in a parallel, and is cast-in-situ reinforced concrete longitudinal rib (8) between hollow section (2) group and the group.
10, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 9, the plug (3) that it is characterized in that the different hollow sections of organizing (2) of adjacent different axis are in same plane, and rib (7) is rib layout between elongated end between the Cast-in-place concrete end that forms between pipe end and the pipe end.
11, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 9, the plug (3) of hollow sections (2) that it is characterized in that the different groups of adjacent different axis be not in same plane, and rib (7) is corresponding between the Cast-in-place concrete end that forms between pipe end and the pipe end is staggered and arranges.
12, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 8 is characterized in that the hollow section (2) that coaxial line is arranged in groups, and the axis between its group and the group is to intersect each other to be arranged, and perhaps is parallel and crossing mixing and arranges.
13, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 3 is characterized in that many hollow sections (2) pipe end coaxial line arranges in groups, and the plug (3) of hollow section (2) is parallel.
14, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 13 is characterized in that the hollow section (2) that coaxial line is arranged in groups, and the axis between its group and the group is arranged in a parallel, and is cast-in-situ reinforced concrete longitudinal rib (8) between hollow section (2) group and the group.
15, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 14, the plug (3) that it is characterized in that the different hollow sections of organizing (2) of adjacent different axis is in same plane, and the superimposed formed plug rib of the plug between the pipe end (3) (9) is elongated direction and arranges.
16, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 14, the plug (3) of hollow sections (2) that it is characterized in that the different groups of adjacent different axis is not in same plane, and the superimposed formed plug rib of the plug between the pipe end (3) (9) is corresponding to be staggered and to arrange.
17, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 13 is characterized in that the hollow section (2) that coaxial line is arranged in groups, and the axis between its group and the group is to intersect each other to be arranged, and perhaps is parallel and crossing mixing and arranges.
18, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 3, it is characterized in that prefabricated plug (3) expose reinforce (6) stretch into the back setting and harden body (4) tube wall in, be integral with body (4) setting and harden.
19, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 3, it is characterized in that described body (4) and plug (3) reinforce (6) both be anchored in the plug overlapping layers (5) after being connected.
20, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 3 is characterized in that described reinforce (6) exposes outside the hollow section (2), and is anchored in the steel bar concrete (1) from body (4), plug (3) or plug overlapping layers (5) at least one.
21, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 3, the plug (3) that it is characterized in that described hollow section (2) with the reinforced-bar concrete beam (10) of hollow edges of boards or/and dark beam (11) or/and body of wall (12) intersect.
22,, it is characterized in that being provided with in the described body (4) at least one stiffener (13) according to the described cast-in-situ reinforcing steel bar concrete hollow slab of arbitrary claim in the claim 1 to 21.
23, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 22 is characterized in that described stiffener (13) is stiffening rib, bracing boom, reinforcing rib, adds at least one in wringing.
24, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 22 is characterized in that described stiffener (13) is whole hollow unit, local hollow unit or fills out core component.
25, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 22 is characterized in that being provided with in the described stiffener (13) reinforce (6).
26, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 25 is characterized in that described reinforce (6) is outside stiffener (13) exposes the body (4) of hollow section.
27, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 25 is characterized in that described stiffener (13) exposes outside the body (4), and is anchored in the steel bar concrete (1).
28,, it is characterized in that the external surface of described body (4) is provided with raised line (14) according to the described cast-in-situ reinforcing steel bar concrete hollow slab of arbitrary claim in the claim 1 to 21.
29,, it is characterized in that the external surface of described body (4) is provided with boss (15) according to the described cast-in-situ reinforcing steel bar concrete hollow slab of arbitrary claim in the claim 1 to 21.
30, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 28 is characterized in that the commissure of the tube wall of described body (4) is formed with a raised line (14) along body (4) axis direction.
31,, it is characterized in that the external surface at least one of described body (4), plug (3) or plug overlapping layers (5) is provided with indent structure (16) according to the described cast-in-situ reinforcing steel bar concrete hollow slab of arbitrary claim in the claim 1 to 21.
32, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 31 is characterized in that described indent structure (16) is groove.
33, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 31 is characterized in that described indent structure (16) is hole.
34,, it is characterized in that the surface of described body (4) is provided with angle (17) according to the described cast-in-situ reinforcing steel bar concrete hollow slab of arbitrary claim in the claim 1 to 21.
35, according to the described cast-in-situ reinforcing steel bar concrete hollow slab of arbitrary claim in the claim 1 to 21, it is characterized in that the angle (17) of described body (4) is provided with the base plate of disjunctor (18) with it, the bottom surface of base plate (18) flushes with the bottom surface of hollowcore slab.
36, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 35 is characterized in that described base plate (18) exceeds the outside left formation toss (19) of body (4).
37,, it is characterized in that described body (4) or plug overlapping layers (5) are provided with and be used for the connector (20) that docks with another root hollow section according to the described cast-in-situ reinforcing steel bar concrete hollow slab of arbitrary claim in the claim 1 to 21.
38,, it is characterized in that described connector (20) is at least a of wedge mouth, tenon, hole, latch, cutting ferrule, male and female groove or iron wire according to the described cast-in-situ reinforcing steel bar concrete hollow slab of claim 37.
39,, it is characterized in that described connector (20) is a weldment according to the described cast-in-situ reinforcing steel bar concrete hollow slab of claim 37.
40,, it is characterized in that described body (4) is a pipe according to the described cast-in-situ reinforcing steel bar concrete hollow slab of arbitrary claim in the claim 1 to 21.
41,, it is characterized in that described body (4) is the polygon pipe according to the described cast-in-situ reinforcing steel bar concrete hollow slab of arbitrary claim in the claim 1 to 21.
42, according to the described cast-in-situ reinforcing steel bar concrete hollow slab of arbitrary claim in the claim 1 to 21, the surface that it is characterized in that described body (4) is at least a of even surface, corrugated surface, step surface or helicoid.
43, according to the described cast-in-situ reinforcing steel bar concrete hollow slab of arbitrary claim in the claim 1 to 21, the surface that it is characterized in that described body (4) is an exasperate.
44, according to the described cast-in-situ reinforcing steel bar concrete hollow slab of arbitrary claim in the claim 1 to 21, the surface that it is characterized in that described body (4) is a male and fomale(M﹠F).
45, according to the described cast-in-situ reinforcing steel bar concrete hollow slab of arbitrary claim in the claim 1 to 21, the material that it is characterized in that described body (4) is metal, plastics or cement gel ramming material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004101554241A CN100535324C (en) | 2004-11-02 | 2004-11-02 | Cast in situ reinforcing steel bar concrete hollow board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004101554241A CN100535324C (en) | 2004-11-02 | 2004-11-02 | Cast in situ reinforcing steel bar concrete hollow board |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1769613A CN1769613A (en) | 2006-05-10 |
| CN100535324C true CN100535324C (en) | 2009-09-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004101554241A Expired - Fee Related CN100535324C (en) | 2004-11-02 | 2004-11-02 | Cast in situ reinforcing steel bar concrete hollow board |
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| Country | Link |
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| CN (1) | CN100535324C (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1349029A (en) * | 2001-12-10 | 2002-05-15 | 邱则有 | Tubular, hollow and steel bar reinforced concrete floor member |
| CN1401865A (en) * | 2002-10-05 | 2003-03-12 | 邱则有 | Thin-wall tube for hollowing out concrete |
| CN2603150Y (en) * | 2003-03-31 | 2004-02-11 | 邱则有 | Hard thin wall pipe for in situ pouring reinforced concrete |
| CN1525023A (en) * | 2003-02-26 | 2004-09-01 | 邱则有 | Cast-in-situ reinforced concrete hollow storey top |
-
2004
- 2004-11-02 CN CNB2004101554241A patent/CN100535324C/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1349029A (en) * | 2001-12-10 | 2002-05-15 | 邱则有 | Tubular, hollow and steel bar reinforced concrete floor member |
| CN1401865A (en) * | 2002-10-05 | 2003-03-12 | 邱则有 | Thin-wall tube for hollowing out concrete |
| CN1525023A (en) * | 2003-02-26 | 2004-09-01 | 邱则有 | Cast-in-situ reinforced concrete hollow storey top |
| CN2603150Y (en) * | 2003-03-31 | 2004-02-11 | 邱则有 | Hard thin wall pipe for in situ pouring reinforced concrete |
Also Published As
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|---|---|
| CN1769613A (en) | 2006-05-10 |
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