CN1769612A - 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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- CN1769612A CN1769612A CN 200410155422 CN200410155422A CN1769612A CN 1769612 A CN1769612 A CN 1769612A CN 200410155422 CN200410155422 CN 200410155422 CN 200410155422 A CN200410155422 A CN 200410155422A CN 1769612 A CN1769612 A CN 1769612A
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- plug
- hollow section
- perhaps
- hollow
- steel bar
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- 239000004567 concrete Substances 0.000 title claims description 167
- 238000011065 in-situ storage Methods 0.000 title claims description 42
- 229910001294 Reinforcing steel Inorganic materials 0.000 title claims description 25
- 239000011150 reinforced concrete Substances 0.000 claims abstract description 23
- 229910000831 Steel Inorganic materials 0.000 claims description 100
- 239000010959 steel Substances 0.000 claims description 100
- 239000003351 stiffener Substances 0.000 claims description 37
- 239000000463 material Substances 0.000 claims description 16
- 230000003014 reinforcing effect Effects 0.000 claims description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 239000004568 cement Substances 0.000 claims description 5
- 239000004570 mortar (masonry) Substances 0.000 claims description 5
- 239000000835 fiber Substances 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 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
- -1 reinforcing bar Substances 0.000 claims description 3
- 240000008866 Ziziphus nummularia Species 0.000 claims 1
- 238000010276 construction Methods 0.000 description 20
- 238000010586 diagram Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 3
- 238000009415 formwork Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 241001247821 Ziziphus Species 0.000 description 2
- 238000005516 engineering process 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
- 239000004744 fabric Substances 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
- 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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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, wherein two plugs form the hollow section of sealing with the shutoff of body two ends, and at least one end plug that it is characterized in that described hollow section has with the tube wall all-in-one-piece that joins reinforces the plug matching edge of plug.Like this, because having with the tube wall all-in-one-piece that joins, at least one end plug of the hollow section in the hollowcore slab reinforces the plug matching edge of plug, 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 construction of hollowcore slab is more convenient, and construction cost is lower; Simultaneously, after the plug of hollow section was superimposed with matching edge, 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 matching edge is a ring shape matching edge.Like this, ring shape matching edge is manufactured more convenient, simultaneously, can reduce the consumption of material, reduces the cost of material.
Feature of the present invention is that also described matching edge is mortar or concrete matching edge.Like this, superimposed stiffened edge adopts mortar or the superimposed stiffened edge of concrete 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 matching edge.Like this, when being provided with reinforce at least one of body, plug, matching edge, the intensity of body, plug, matching edge 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 the net of fiber, reinforcing bar, steel wire or above-mentioned material or the 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, seam, raw edges, drift bolt, pin, sour jujube head 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 described many hollow section pipe end adjacent spaces coaxial lines arrange in groups, and the plug of hollow section is parallel on same axis, is rib between the cast-in-situ reinforced concrete end between the hollow section pipe end.Like this, formed two-way rib structure, increased substantially the supporting capacity and the comprehensive mechanical property of cast-in-situ reinforcing steel bar concrete hollow slab in hollowcore slab inside.
Feature of the present invention also is the hollow section that described 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 described 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 described 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 described many hollow section pipe ends arrange in groups near coaxial line, and the plug of hollow section is parallel on same axis.Like this, can the pass force crossly of hollowcore slab inside effectively be strengthened, the inner two-way power transmission difference of hollowcore slab is reduced in the power transmission of hollowcore slab internal delivery parts transversely, thereby, can increase substantially the comprehensive mechanical property of hollowcore slab.
Feature of the present invention also is the hollow section that described 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 described 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, 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 the superimposed formed plug rib of the plug between 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 described 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 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 is that also the reinforce in described plug, body or the matching edge exposes outside the hollow section, 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 plug, body or the matching edge combined, and can improve the overall performance of cast-in-situ reinforced concrete hollow slab greatly.
Feature of the present invention is that also described plug and body are prefabricated plug and prefabricated body, and its reinforce that exposes interconnects, and is anchored in the steel bar concrete.Like this, after hollow section was applied in the cast-in-situ reinforced concrete hollow slab, reinforce and Cast-in-place concrete that hollow body exposes combined, and can improve the overall performance of cast-in-situ reinforced concrete hollow slab greatly.
Feature of the present invention also is exposing in the tube wall that reinforce stretches into back setting and harden body of described 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 matching edge after the reinforce of described body and plug is connected.Like this, be anchored in the plug matching edge after the reinforce of body and plug is connected, can improve the rigidity and the intensity of hollow section greatly.
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, and perhaps reinforce is outside stiffener exposes the body of hollow section, and perhaps 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 or boss or the two combination.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 matching edge 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 at least a in groove, inner corner trim, hole, the chamfering.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 matching edge 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, tongue and groove, male and female groove, iron wire or 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 pipe, polygon pipe or arc angle 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, male and fomale(M﹠F), helicoid or 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, is illustrated as the partial sectional view of cast-in-situ reinforcing steel bar concrete hollow slab, 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, and A-A is a hollowcore slab in the diagram
Sectional view can be seen the structure of hollow section cavity inside.
Fig. 6 is the structural representation of the embodiment of the invention 6, and B-B 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, and C-C is the sectional view of hollowcore slab in the diagram, can see the structure of hollow section cavity inside.
Fig. 8 is the structural representation of the embodiment of the invention 8, and D-D is the sectional view of hollowcore slab in the diagram, can see the structure of hollow section cavity inside.
Fig. 9 is the structural representation of the embodiment of the invention 9, and E-E 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 F-F is the sectional view of hollowcore slab in the diagram, can see the structure of hollow section cavity inside.
Figure 11 is the structural representation of the embodiment of the invention 11.
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.
Figure 14 is the structural representation of the embodiment of the invention 14.
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.
(5) specific embodiment
The present invention is further illustrated below in conjunction with drawings and Examples.
The present invention as shown in drawings, comprise steel bar concrete 1, hollow section 2, hollow section 2 is embedded in the steel bar concrete 1, wherein two plugs 3 form the hollow section of sealing with body 4 two ends shutoff, and at least one end plug 3 that it is characterized in that described hollow section 2 has with the tube wall all-in-one-piece that joins reinforces the plug matching edge 5 of plug.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 matching edge, below in each accompanying drawing, number identically, its explanation is identical.As shown in Figure 1, hollowcore slab comprises steel bar concrete 1 and hollow section 2, plug 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 with the tube wall all-in-one-piece that joins reinforces the plug matching edge 5 of plug.
Feature of the present invention is that also described matching edge 5 is ring shape matching edge.As shown in Figure 1, hollowcore slab comprises steel bar concrete 1 and hollow section 2, plug 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 with the tube wall all-in-one-piece that joins reinforces the plug matching edge 5 of plug, and its described matching edge 5 is a ring shape matching edge.
Feature of the present invention is that also described matching edge 5 is mortar or concrete matching edge.As shown in Figure 1, hollowcore slab comprises steel bar concrete 1 and hollow section 2, plug 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 with the tube wall all-in-one-piece that joins reinforces the plug matching edge 5 of plug, and its described matching edge 5 is the mortar matching edge.
Feature of the present invention also is to be provided with reinforce 6 at least one of described body 4, plug 3 or matching edge 5.As shown in Figure 2, hollowcore slab comprises steel bar concrete 1 and hollow section 2, plug 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 with the tube wall all-in-one-piece that joins reinforces the plug matching edge 5 of plug, be provided with reinforce 6 in its described body 4, illustrated reinforce 6 is a fleece.
Feature of the present invention also is at least a in the net of fiber, reinforcing bar, steel wire or above-mentioned material or the thin band of described reinforce 6.As shown in Figure 3, hollowcore slab comprises steel bar concrete 1 and hollow section 2, plug 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 with the tube wall all-in-one-piece that joins reinforces the plug matching edge 5 of plug, and its described reinforce 6 is a gauze wire cloth.
Feature of the present invention is that also described thin band reinforce 6 is at least a thin band in porose, seam, raw edges, drift bolt, pin, sour jujube head or the convex-concave.As shown in Figure 4, hollowcore slab comprises steel bar concrete 1 and hollow section 2, plug 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 with the tube wall all-in-one-piece that joins reinforces the plug matching edge 5 of plug, and its described reinforce 6 is porose thin band.
Feature of the present invention is that also described many hollow sections 2 pipe end adjacent spaces coaxial lines arrange 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.As shown in Figure 5, hollowcore slab comprises steel bar concrete 1 and hollow section 2, plug 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 with the tube wall all-in-one-piece that joins reinforces the plug matching edge 5 of plug, 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 described 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 6, hollowcore slab comprises steel bar concrete 1 and hollow section 2, plug 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 with the tube wall all-in-one-piece that joins reinforces the plug matching edge 5 of plug, 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 described 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 6, hollowcore slab comprises steel bar concrete 1 and hollow section 2, plug 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 with the tube wall all-in-one-piece that joins reinforces the plug matching edge 5 of plug, the plug 3 of the hollow sections 2 of the different groups of its described adjacent different axis is in same plane, and the corresponding rib that is between elongated end of rib 7 is arranged 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 described 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 7, hollowcore slab comprises steel bar concrete 1 and hollow section 2, plug 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 with the tube wall all-in-one-piece that joins reinforces the plug matching edge 5 of plug, 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 described 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 7, hollowcore slab comprises steel bar concrete 1 and hollow section 2, plug 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 with the tube wall all-in-one-piece that joins reinforces the plug matching edge 5 of plug, 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
Feature of the present invention is that also described many hollow sections 2 pipe ends arrange in groups near coaxial line, and the plug 3 of hollow section 2 is parallel on same axis.As shown in Figure 8, hollowcore slab comprises steel bar concrete 1 and hollow section 2, plug 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 with the tube wall all-in-one-piece that joins reinforces the plug matching edge 5 of plug, 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 described 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 9, hollowcore slab comprises steel bar concrete 1 and hollow section 2, plug 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 with the tube wall all-in-one-piece that joins reinforces the plug matching edge 5 of plug, 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 described 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 9, absolutely empty core comprises steel bar concrete 1 and hollow section 2, plug 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 with the tube wall all-in-one-piece that joins reinforces the plug matching edge 5 of plug, 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 rib layout between elongated end, and intersect with longitudinal rib 8.
Feature of the present invention also is the plug 3 of the different hollow sections of organizing 2 of described 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 10, hollowcore slab comprises steel bar concrete 1 and hollow section 2, plug 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 with the tube wall all-in-one-piece that joins reinforces the plug matching edge 5 of plug, the plug 3 of the hollow sections 2 of the different groups of its described adjacent different axis is not in same plane, and the superimposed formed plug rib of plug between the pipe end 39 is corresponding to be staggered and to arrange.
Feature of the present invention also is the hollow section 2 that described 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, hollowcore slab comprises steel bar concrete 1 and hollow section 2, plug 3 shutoff bodys 4 two ends, hollow section 2 is embedded in the steel bar concrete 1, many hollow section 2 coaxial lines are arranged in groups, exterior open cell 5 is arranged on the hollow section 2, interior closure plate 6 is arranged in the exterior open cell 5, cavity in the interior closure plate 6 shutoff bodys 4, steel bar concrete 1 enters in the exterior open cell 5, forms superimposed transverse stiffener 7 with interior closure plate 6, on the interior closure plate 6 overlapping layers 8 is arranged, 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.
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 11, hollowcore slab comprises steel bar concrete 1 and hollow section 2, plug 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 with the tube wall all-in-one-piece that joins reinforces the plug matching edge 5 of plug, the plug 3 of its described hollow section 2 intersects with the bright beam of hollow edges of boards 10, and is parallel with dark beam 11, body of wall 12.
Feature of the present invention is that also the reinforce 6 in described plug 3, body 4 or the matching edge 5 exposes outside the hollow section 2, and is anchored in the steel bar concrete 1.As shown in figure 12, hollowcore slab comprises steel bar concrete 1 and hollow section 2, plug 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 with the tube wall all-in-one-piece that joins reinforces the plug matching edge 5 of plug, reinforce 6 in its described body 4 exposes outside the hollow section 2, and is anchored in the steel bar concrete 1.
Feature of the present invention is that also described plug 3 and body 4 are prefabricated plug and prefabricated body, and its reinforce that exposes 6 interconnects, and is anchored in the steel bar concrete 1.As shown in figure 13, hollowcore slab comprises steel bar concrete 1 and hollow section 2, plug 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 with the tube wall all-in-one-piece that joins reinforces the plug matching edge 5 of plug, its described plug 3 and body 4 are prefabricated plug and prefabricated body, and its reinforce that exposes 6 interconnects, and is anchored in the steel bar concrete 1.
Feature of the present invention also is exposing in the tube wall that reinforce 6 stretches into back setting and harden body 4 of described prefabricated plug 3, is integral with body 4 setting and hardens.As shown in figure 14, hollowcore slab comprises steel bar concrete 1 and hollow section 2, plug 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 with the tube wall all-in-one-piece that joins reinforces the plug matching edge 5 of plug, 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 matching edge 5 after being connected.As shown in figure 15, hollowcore slab comprises steel bar concrete 1 and hollow section 2, plug 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 with the tube wall all-in-one-piece that joins reinforces the plug matching edge 5 of plug, and both are anchored at the reinforce of its described body 4 and plug 36 in the plug matching edge 5 after being connected.
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 16, hollowcore slab comprises steel bar concrete 1 and hollow section 2, plug 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 with the tube wall all-in-one-piece that joins reinforces the plug matching edge 5 of plug, 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 16, hollowcore slab comprises steel bar concrete 1 and hollow section 2, plug 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 with the tube wall all-in-one-piece that joins reinforces the plug matching edge 5 of plug, be provided with stiffener 13 in the body 4, its described stiffener 13 is respectively 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 17, hollowcore slab comprises steel bar concrete 1 and hollow section 2, plug 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 with the tube wall all-in-one-piece that joins reinforces the plug matching edge 5 of plug, be provided with stiffener 13 in the body 4, stiffener 13 is respectively bracing boom, and its described stiffener 13 is whole hollow or local hollow bracing boom.
Feature of the present invention also is to be provided with reinforce 6 in the described stiffener 13, and perhaps reinforce 6 is outside stiffener 13 exposes the body 4 of hollow section, and perhaps stiffener 13 exposes outside the body 4, and is anchored in the steel bar concrete 1.As shown in figure 18, hollowcore slab comprises steel bar concrete 1 and hollow section 2, plug 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 with the tube wall all-in-one-piece that joins reinforces the plug matching edge 5 of plug, 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, and 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 or boss 15 or the two combination.As shown in figure 19, hollowcore slab comprises steel bar concrete 1 and hollow section 2, plug 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 with the tube wall all-in-one-piece that joins reinforces the plug matching edge 5 of plug, 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 20, hollowcore slab comprises steel bar concrete 1 and hollow section 2, plug 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 with the tube wall all-in-one-piece that joins reinforces the plug matching edge 5 of plug, and the commissure of the tube wall of its described body 4 is formed with a 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 matching edge 5 is provided with indent structure 16.As shown in figure 21, hollowcore slab comprises steel bar concrete 1 and hollow section 2, plug 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 with the tube wall all-in-one-piece that joins reinforces the plug matching edge 5 of plug, 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 also is at least a in groove, inner corner trim, hole, the chamfering of described indent structure 16.As shown in figure 22, hollowcore slab comprises steel bar concrete 1 and hollow section 2, plug 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 with the tube wall all-in-one-piece that joins reinforces the plug matching edge 5 of plug, 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 23, hollowcore slab comprises steel bar concrete 1 and hollow section 2, plug 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 with the tube wall all-in-one-piece that joins reinforces the plug matching edge 5 of plug, 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 24, hollowcore slab comprises steel bar concrete 1 and hollow section 2, plug 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 with the tube wall all-in-one-piece that joins reinforces the plug matching edge 5 of plug, 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 25, hollowcore slab comprises steel bar concrete 1 and hollow section 2, plug 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 with the tube wall all-in-one-piece that joins reinforces the plug matching edge 5 of plug, 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 matching edge 5 are provided with and is used for the connector 20 that docks with another root hollow section.As shown in figure 26, hollowcore slab comprises steel bar concrete 1 and hollow section 2, plug 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 with the tube wall all-in-one-piece that joins reinforces the plug matching edge 5 of plug, and its described plug matching edge 5 is provided with and is used for 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, tongue and groove, male and female groove, iron wire or weldment.As shown in figure 27, hollowcore slab comprises steel bar concrete 1 and hollow section 2, plug 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 with the tube wall all-in-one-piece that joins reinforces the plug matching edge 5 of plug, and the connector 20 on its described body 4 is the connector of socket joint connection.
Feature of the present invention is that also described body 4 is pipe, polygon pipe or arc angle polygon pipe.As shown in figure 28, hollowcore slab comprises steel bar concrete 1 and hollow section 2, plug 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 with the tube wall all-in-one-piece that joins reinforces the plug matching edge 5 of plug, and its described body 4 is an arc angle 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, male and fomale(M﹠F), helicoid or exasperate.As shown in figure 29, hollowcore slab comprises steel bar concrete 1 and hollow section 2, plug 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 with the tube wall all-in-one-piece that joins reinforces the plug matching edge 5 of plug, 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 30, hollowcore slab comprises steel bar concrete 1 and hollow section 2, plug 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 with the tube wall all-in-one-piece that joins reinforces the plug matching edge 5 of plug, and the material of its described body 4 is the cement gel ramming material.
During the invention process, make hollow section 2 earlier, plug 3 shutoff bodys 4 two ends of hollow section 2, the plug 3 of hollow section 2 has with the tube wall all-in-one-piece that joins reinforces the plug matching edge 5 of plug; Then, hollowcore slab construction formwork is laid the Cast-in-place concrete rib steel muscle between hollowcore slab lower bottom part reinforcing bar and the hollow section 2, places hollow section 2, re-lays 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 (10)
1. 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 of sealing with the shutoff of body (4) two ends, and at least one end plug (3) that it is characterized in that described hollow section (2) has with the tube wall all-in-one-piece that joins reinforces the plug matching edge (5) of plug.
2. cast-in-situ reinforcing steel bar concrete hollow slab according to claim 1 is characterized in that described matching edge (5) is a ring shape matching edge.
3. cast-in-situ reinforcing steel bar concrete hollow slab according to claim 1 is characterized in that described matching edge (5) is mortar or concrete matching edge.
4. 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 matching edge (5).
5. cast-in-situ reinforcing steel bar concrete hollow slab according to claim 4 is characterized in that at least a in the net of fiber, reinforcing bar, steel wire or above-mentioned material or the thin band of described reinforce (6); Perhaps thin band reinforce (6) is at least a thin band in porose, seam, raw edges, drift bolt, pin, sour jujube head or the convex-concave; Perhaps many hollow sections (2) pipe end adjacent spaces coaxial line is arranged in groups, and the plug (3) of hollow section (2) is parallel on same axis, is rib between the cast-in-situ reinforced concrete end (7) between hollow section (2) pipe end; The perhaps hollow section (2) arranged in groups of coaxial line, its group is arranged in a parallel with axis between the group, hollow section (2) group and organize between be cast-in-situ reinforced concrete longitudinal rib (8); The plug (3) of the hollow section (2) of the different groups of perhaps 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; The plug (3) of the hollow sections (2) of the different groups of perhaps 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; The perhaps hollow section (2) arranged in groups of coaxial line, its group are to intersect with axis between the group each other to be arranged, and perhaps is parallel and crossing mixing arrangement.
6. cast-in-situ reinforcing steel bar concrete hollow slab according to claim 4 is characterized in that described many hollow sections (2) pipe end arranges in groups near coaxial line, and the plug (3) of hollow section (2) is parallel on same axis; The perhaps hollow section (2) arranged in groups of coaxial line, its group is arranged in a parallel with axis between the group, hollow section (2) group and organize between be cast-in-situ reinforced concrete longitudinal rib (8); The plug (3) of the hollow section (2) of the different groups of perhaps 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; The plug (3) of the hollow sections (2) of the different groups of perhaps 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; The perhaps hollow section (2) arranged in groups of coaxial line, its group are to intersect with axis between the group each other to be arranged, and perhaps is parallel and crossing mixing arrangement.
7. cast-in-situ reinforcing steel bar concrete hollow slab according to claim 4, 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; Perhaps the reinforce (6) in plug (3), body (4) or the matching edge (5) exposes outside the hollow section (2), and is anchored in the steel bar concrete (1); Perhaps plug (3) and body (4) are prefabricated plug and prefabricated body, and its reinforce that exposes (6) interconnects, and are anchored in the steel bar concrete (1); Perhaps 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; Perhaps the reinforce (6) of body (4) and plug (3) both be anchored in the plug matching edge (5) after being connected.
8. according to the described cast-in-situ reinforcing steel bar concrete hollow slab of arbitrary claim in the claim 1 to 7, it is characterized in that being provided with in the described body (4) at least one stiffener (13); Perhaps stiffener (13) is stiffening rib, bracing boom, reinforcing rib, adds at least one in wringing; Perhaps stiffener (13) is whole hollow unit, local hollow unit or fills out core component; Perhaps be provided with reinforce (6) in the stiffener (13), perhaps reinforce (6) is outside stiffener (13) exposes the body (4) of hollow section, and perhaps stiffener (13) exposes outside the body (4), and is anchored in the steel bar concrete (1); Perhaps the external surface of body (4) is provided with raised line (14) or boss (15) or the two combination; Perhaps the commissure of the tube wall of body (4) is formed with a raised line (14) along body (4) axis direction.
9. according to the described cast-in-situ reinforcing steel bar concrete hollow slab of arbitrary claim in the claim 1 to 7, it is characterized in that the external surface at least one of described body (4), plug (3) or plug matching edge (5) is provided with indent structure (16); Perhaps indent structure (16) is at least a in groove, inner corner trim, hole, the chamfering; Perhaps the surface of body (4) is provided with angle (17); Perhaps the angle (17) of body (4) is provided with the base plate of disjunctor (18) with it, and the bottom surface of base plate (18) flushes with the bottom surface of hollowcore slab; Perhaps base plate (18) exceeds the outside left formation toss (19) of body (4).
10. according to the described cast-in-situ reinforcing steel bar concrete hollow slab of arbitrary claim in the claim 1 to 7, it is characterized in that described body (4) or plug matching edge (5) are provided with and be used for the connector (20) that docks with another root hollow section; Perhaps connector (20) is at least a of wedge mouth, tenon, hole, latch, cutting ferrule, tongue and groove, male and female groove, iron wire or weldment; Perhaps body (4) is pipe, polygon pipe or arc angle polygon pipe; Perhaps the surface of body (4) is at least a of even surface, corrugated surface, step surface, male and fomale(M﹠F), helicoid or exasperate; Perhaps the material of body (4) is metal, plastics or cement gel ramming material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004101554222A CN100537947C (en) | 2004-11-02 | 2004-11-02 | A kind of cast-in-situ reinforcing steel bar concrete hollow slab |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004101554222A CN100537947C (en) | 2004-11-02 | 2004-11-02 | A kind of cast-in-situ reinforcing steel bar concrete hollow slab |
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| Publication Number | Publication Date |
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| CN1769612A true CN1769612A (en) | 2006-05-10 |
| CN100537947C CN100537947C (en) | 2009-09-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004101554222A Expired - Fee Related CN100537947C (en) | 2004-11-02 | 2004-11-02 | A kind of cast-in-situ reinforcing steel bar concrete hollow slab |
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| CN (1) | CN100537947C (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102337723A (en) * | 2011-08-05 | 2012-02-01 | 中国神华能源股份有限公司 | Bridge |
| CN102359057A (en) * | 2011-08-05 | 2012-02-22 | 中国神华能源股份有限公司 | Bridge |
| CN102359065A (en) * | 2011-08-05 | 2012-02-22 | 中国神华能源股份有限公司 | Bridge |
| CN102359066A (en) * | 2011-08-05 | 2012-02-22 | 中国神华能源股份有限公司 | Bridge |
| CN102635067A (en) * | 2012-05-15 | 2012-08-15 | 江苏赛特钢结构有限公司 | Combined beam plate structure based on U-shaped channel steel |
Family Cites Families (4)
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| CN1164844C (en) * | 2001-12-10 | 2004-09-01 | 邱则有 | Tubular, hollow and steel bar reinforced concrete floor member |
| CN1191417C (en) * | 2002-10-05 | 2005-03-02 | 邱则有 | Thin-wall tube for hollowing out concrete |
| CN100560892C (en) * | 2003-02-26 | 2009-11-18 | 邱则有 | A kind of steel bar reinforced hollow concrete roof cast-in-situs |
| CN2603150Y (en) * | 2003-03-31 | 2004-02-11 | 邱则有 | Hard thin wall pipe for in situ pouring reinforced concrete |
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2004
- 2004-11-02 CN CNB2004101554222A patent/CN100537947C/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102337723A (en) * | 2011-08-05 | 2012-02-01 | 中国神华能源股份有限公司 | Bridge |
| CN102359057A (en) * | 2011-08-05 | 2012-02-22 | 中国神华能源股份有限公司 | Bridge |
| CN102359065A (en) * | 2011-08-05 | 2012-02-22 | 中国神华能源股份有限公司 | Bridge |
| CN102359066A (en) * | 2011-08-05 | 2012-02-22 | 中国神华能源股份有限公司 | Bridge |
| CN102359065B (en) * | 2011-08-05 | 2014-05-07 | 中国神华能源股份有限公司 | Bridge |
| CN102359066B (en) * | 2011-08-05 | 2014-06-18 | 中国神华能源股份有限公司 | Bridge |
| CN102359057B (en) * | 2011-08-05 | 2014-10-29 | 中国神华能源股份有限公司 | Bridge |
| CN102337723B (en) * | 2011-08-05 | 2014-10-29 | 中国神华能源股份有限公司 | Bridge |
| CN102635067A (en) * | 2012-05-15 | 2012-08-15 | 江苏赛特钢结构有限公司 | Combined beam plate structure based on U-shaped channel steel |
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| CN100537947C (en) | 2009-09-09 |
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