CN100554615C - A kind of cast-in-situ reinforcing steel bar concrete hollow slab - Google Patents
A kind of cast-in-situ reinforcing steel bar concrete hollow slab Download PDFInfo
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- CN100554615C CN100554615C CNB2004101554203A CN200410155420A CN100554615C CN 100554615 C CN100554615 C CN 100554615C CN B2004101554203 A CNB2004101554203 A CN B2004101554203A CN 200410155420 A CN200410155420 A CN 200410155420A CN 100554615 C CN100554615 C CN 100554615C
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- 239000004567 concrete Substances 0.000 title claims abstract description 227
- 238000011065 in-situ storage Methods 0.000 title claims abstract description 61
- 229910001294 Reinforcing steel Inorganic materials 0.000 title claims abstract description 51
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 63
- 239000010959 steel Substances 0.000 claims abstract description 63
- 238000007789 sealing Methods 0.000 claims abstract description 36
- 239000011150 reinforced concrete Substances 0.000 claims abstract description 13
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 7
- 239000003351 stiffener Substances 0.000 claims description 32
- 239000000463 material Substances 0.000 claims description 13
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 10
- 230000003014 reinforcing effect Effects 0.000 claims description 9
- 239000004568 cement Substances 0.000 claims description 5
- 239000000835 fiber Substances 0.000 claims description 5
- 229910052742 iron Inorganic materials 0.000 claims description 5
- 239000004570 mortar (masonry) Substances 0.000 claims description 4
- -1 reinforcing bar Substances 0.000 claims description 4
- 239000008358 core component Substances 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 abstract description 17
- 238000004519 manufacturing process Methods 0.000 description 8
- 241001247821 Ziziphus Species 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 238000009415 formwork Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004873 anchoring Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 150000001875 compounds Chemical class 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
- 238000000926 separation method Methods 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
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) of hollow section (2) form the shutoff of body (4) two ends the hollow section of sealing, the adjacent coaxial line of many hollow sections (2) pipe end is arranged in groups, at least one end plug (3) that it is characterized in that described hollow section (2) sinks to formation pipe end pelvic cavity (5) in the body (4), be provided with overlapping layers (6) in the pipe end pelvic cavity (5), the reinforce (7) of body (4) and the reinforce (7) of plug (3) are anchored in the overlapping layers (6) simultaneously, Cast-in-place concrete enters in the pipe end pelvic cavity (5), has formed rib between the Cast-in-place concrete end (8) jointly.Like this, the vertical cross stiffness difference of hollowcore slab reduces greatly, and anti-seismic performance improves; Simultaneously, the construction of hollowcore slab is more convenient, and construction cost is lower, is applicable to that hollow building cover, roof system, sole plate, body of wall and the hollow bridges of cast-in-situ reinforced concrete or prestressed reinforced concrete used.
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 of hollow section form the hollow section that seals with the shutoff of body two ends, and the many adjacent coaxial lines of hollow section pipe end are arranged in groups, and formed this hollowcore slab is unidirectional hollowcore slab, its vertical cross stiffness difference is big, therefore poor seismic behavior, develops a kind of novel cast-in-situ reinforcing steel bar concrete hollow slab for being badly in need of.
(3) summary of the invention
Characteristics such as the object of the present invention is to provide a kind of cast-in-situ reinforcing steel bar concrete hollow slab, it is little to have vertical cross stiffness difference, and 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 of hollow section form the shutoff of body two ends the hollow section of sealing, the many adjacent coaxial lines of hollow section pipe end are arranged in groups, at least one end plug that it is characterized in that described hollow section sinks to formation pipe end pelvic cavity in the body, be provided with overlapping layers in the pipe end pelvic cavity, the reinforce of body and the reinforce of plug are anchored in the overlapping layers simultaneously, Cast-in-place concrete enters in the pipe end pelvic cavity, has formed rib between the Cast-in-place concrete end jointly.Like this, form the pipe end pelvic cavity in the body cavity because the plug of the hollow section in the hollowcore slab sinks to, Cast-in-place concrete enters in the pipe end pelvic cavity, formed rib between Cast-in-place concrete end horizontal and that plug is compound jointly, thereby the vertical cross stiffness difference of hollowcore slab reduces greatly, and anti-seismic performance improves; Simultaneously, owing to be provided with overlapping layers in the pelvic cavity, the reinforce of body and the reinforce of plug are anchored in the overlapping layers simultaneously, hollow section is in carrying and work progress, be connected firmly between plug 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; 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 the plug of coaxial line hollow section in groups is parallel.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 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 hollow sections of the different groups of adjacent different axis in same plane, and the corresponding rib that is between elongated end of rib is arranged 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 is that also the plug of the hollow sections that adjacent different axis difference is organized not in same plane, being staggered each other and being provided with, 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 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 of described plug stretches in the tube wall of back setting and harden body, 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 have at least one breach on the wall of described pipe end pelvic cavity.Like this, after having at least one breach on the wall of pipe end pelvic cavity, made things convenient for shaft-like reinforce to imbed in the pipe end pelvic cavity, help manufacturing, improve the production efficiency of hollow pipe for filling concrete, help reducing production costs, simultaneously, when also being convenient to hollow section and being used in superstructure, Cast-in-place concrete enters in the pelvic cavity, with Cast-in-place concrete build-in well.
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 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 reinforce exposes outside the hollow section from body, plug or 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 is that also the reinforce that exposes that exposes reinforce and plug of described body 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 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 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 the external surface at least one of body, plug or overlapping layers is provided with at least a in groove, inner corner trim, 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.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 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, 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.
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.
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.
Figure 10 is the structural representation of the embodiment of the invention 10.
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.
(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 of hollow section 2 are with body 4 two ends shutoff, form the hollow section of sealing, the many adjacent coaxial lines of hollow section 2 pipe ends are arranged in groups, at least one end plug 3 that it is characterized in that described hollow section 2 sinks to formation pipe end pelvic cavity 5 in the body 4, be provided with overlapping layers 6 in the pipe end pelvic cavity 5, the reinforce 7 of body 4 and the reinforce 7 of plug 3 are anchored in the overlapping layers 6 simultaneously, Cast-in-place concrete enters in the pipe end pelvic cavity 5, has formed rib 8 between the Cast-in-place concrete end jointly.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 the pipe end pelvic cavity, and 6 is overlapping layers, and 7 is reinforce, and 8 is rib between the Cast-in-place concrete end, below in each accompanying drawing, number identically, its explanation is identical.As shown in Figure 1, hollow section 2 is embedded in the steel bar concrete 1, wherein two plugs 3 of hollow section 2 are with body 4 two ends shutoff, form the hollow section of sealing, the many adjacent coaxial lines of hollow section 2 pipe ends are arranged in groups, and the two ends plug 3 of its described hollow section 2 sinks to and forms pipe end pelvic cavity 5 in the body 4, be provided with overlapping layers 6 in the pelvic cavity 5, the reinforce 7 of body 4 and the reinforce 7 of plug 3 are anchored in the overlapping layers 6 simultaneously, and Cast-in-place concrete enters in the pipe end pelvic cavity 5, have formed rib 8 between the Cast-in-place concrete end jointly.
Feature of the present invention is that also the plug 3 of coaxial line hollow section 2 in groups is parallel.As shown in Figure 1, hollow section 2 is embedded in the steel bar concrete 1, wherein two plugs 3 of hollow section 2 are with body 4 two ends shutoff, form the hollow section of sealing, the many adjacent coaxial lines of hollow section 2 pipe ends are arranged in groups, the two ends plug 3 of hollow section 2 sinks to and forms pipe end pelvic cavity 5 in the body 4, be provided with overlapping layers 6 in the pelvic cavity 5, the reinforce 7 of body 4 and the reinforce 7 of plug 3 are anchored in the overlapping layers 6 simultaneously, Cast-in-place concrete enters in the pipe end pelvic cavity 5, formed rib 8 between the Cast-in-place concrete end jointly, the plug 3 of its described coaxial line hollow section 2 in groups 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 9 between 2 groups of hollow sections and the group.As shown in Figure 1, hollow section 2 is embedded in the steel bar concrete 1, wherein two plugs 3 of hollow section 2 are with body 4 two ends shutoff, form the hollow section of sealing, the many adjacent coaxial lines of hollow section 2 pipe ends are arranged in groups, the two ends plug 3 of hollow section 2 sinks to and forms pipe end pelvic cavity 5 in the body 4, be provided with overlapping layers 6 in the pelvic cavity 5, the reinforce 7 of body 4 and the reinforce 7 of plug 3 are anchored in the overlapping layers 6 simultaneously, Cast-in-place concrete enters in the pipe end pelvic cavity 5, has formed rib 8 between the Cast-in-place concrete end jointly, the hollow section 2 that its described coaxial line is arranged in groups, axis between its group and the group is arranged in a parallel, and is cast-in-situ reinforced concrete longitudinal rib 9 between 2 groups of hollow sections and the group.
Feature of the present invention also is the plug 3 of hollow sections 2 of the different groups of adjacent different axis in same plane, and the corresponding rib that is between elongated end of rib 8 is arranged between the Cast-in-place concrete end that forms between pipe end and the pipe end.As shown in Figure 1, hollow section 2 is embedded in the steel bar concrete 1, wherein two plugs 3 of hollow section 2 are with body 4 two ends shutoff, form the hollow section of sealing, the many adjacent coaxial lines of hollow section 2 pipe ends are arranged in groups, the two ends plug 3 of hollow section 2 sinks to and forms pipe end pelvic cavity 5 in the body 4, be provided with overlapping layers 6 in the pelvic cavity 5, the reinforce 7 of body 4 and the reinforce 7 of plug 3 are anchored in the overlapping layers 6 simultaneously, Cast-in-place concrete enters in the pipe end pelvic cavity 5, formed rib 8 between the Cast-in-place concrete end jointly, 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 8 is arranged between the Cast-in-place concrete end that forms between pipe end and the pipe end.
Feature of the present invention is that also the plug 3 of the hollow sections 2 that adjacent different axis difference is organized not in same plane, being staggered each other and being provided with, the rib 8 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 2, hollow section 2 is embedded in the steel bar concrete 1, wherein two plugs 3 of hollow section 2 are with body 4 two ends shutoff, form the hollow section of sealing, the many adjacent coaxial lines of hollow section 2 pipe ends are arranged in groups, the two ends plug 3 of hollow section 2 sinks to and forms pipe end pelvic cavity 5 in the body 4, be provided with overlapping layers 6 in the pelvic cavity 5, the reinforce 7 of body 4 and the reinforce 7 of plug 3 are anchored in the overlapping layers 6 simultaneously, Cast-in-place concrete enters in the pipe end pelvic cavity 5, formed rib 8 between the Cast-in-place concrete end jointly, the plug 3 of the hollow section 2 of the different groups of its described adjacent different axis is not in same plane, be staggered each other and be provided with, the rib 8 corresponding layouts of interlocking that are between the Cast-in-place concrete end that forms between pipe end and the pipe end.
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 2, hollow section 2 is embedded in the steel bar concrete 1, wherein two plugs 3 of hollow section 2 are with body 4 two ends shutoff, form the hollow section of sealing, the many adjacent coaxial lines of hollow section 2 pipe ends are arranged in groups, the two ends plug 3 of hollow section 2 sinks to and forms pipe end pelvic cavity 5 in the body 4, be provided with overlapping layers 6 in the pelvic cavity 5, the reinforce 7 of body 4 and the reinforce 7 of plug 3 are anchored in the overlapping layers 6 simultaneously, Cast-in-place concrete enters in the pipe end pelvic cavity 5, formed rib 8 between the Cast-in-place concrete end jointly, the hollow section 2 that its described coaxial line is arranged in groups, its group is each other with axis between organizing and is arranged parallel to each other.
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 3, hollow section 2 is embedded in the steel bar concrete 1, wherein two plugs 3 of hollow section 2 are with body 4 two ends shutoff, form the hollow section of sealing, the many adjacent coaxial lines of hollow section 2 pipe ends are arranged in groups, the two ends plug 3 of hollow section 2 sinks to and forms pipe end pelvic cavity 5 in the body 4, be provided with overlapping layers 6 in the pelvic cavity 5, the reinforce 7 of body 4 and the reinforce 7 of plug 3 are anchored in the overlapping layers 6 simultaneously, Cast-in-place concrete enters in the pipe end pelvic cavity 5, formed rib 8 between the Cast-in-place concrete end jointly, the plug 3 of its described hollow section 2 intersects with the reinforced-bar concrete beam of hollow edges of boards 10.As shown in Figure 4, hollow section 2 is embedded in the steel bar concrete 1, wherein two plugs 3 of hollow section 2 are with body 4 two ends shutoff, form the hollow section of sealing, the many adjacent coaxial lines of hollow section 2 pipe ends are arranged in groups, the two ends plug 3 of hollow section 2 sinks to and forms pipe end pelvic cavity 5 in the body 4, be provided with overlapping layers 6 in the pelvic cavity 5, the reinforce 7 of body 4 and the reinforce 7 of plug 3 are anchored in the overlapping layers 6 simultaneously, Cast-in-place concrete enters in the pipe end pelvic cavity 5, formed rib 8 between the Cast-in-place concrete end jointly, the plug 3 of its described hollow section 2 intersects with the dark beam 11 of the steel bar concrete of hollow edges of boards.As shown in Figure 5, hollow section 2 is embedded in the steel bar concrete 1, wherein two plugs 3 of hollow section 2 are with body 4 two ends shutoff, form the hollow section of sealing, the many adjacent coaxial lines of hollow section 2 pipe ends are arranged in groups, the two ends plug 3 of hollow section 2 sinks to and forms pipe end pelvic cavity 5 in the body 4, be provided with overlapping layers 6 in the pelvic cavity 5, the reinforce 7 of body 4 and the reinforce 7 of plug 3 are anchored in the overlapping layers 6 simultaneously, Cast-in-place concrete enters in the pipe end pelvic cavity 5, formed rib 8 between the Cast-in-place concrete end jointly, the plug 3 of its described hollow section 2 intersects with the steel bar concrete body of wall of hollow edges of boards 12.
Feature of the present invention is that also the reinforce 7 of described plug 3 stretches in the tube wall of back setting and harden body 4, is integral with body 4 setting and hardens.As shown in Figure 6, hollow section 2 is embedded in the steel bar concrete 1, wherein two plugs 3 of hollow section 2 are with body 4 two ends shutoff, form the hollow section of sealing, the many adjacent coaxial lines of hollow section 2 pipe ends are arranged in groups, the two ends plug 3 of hollow section 2 sinks to and forms pipe end pelvic cavity 5 in the body 4, be provided with overlapping layers 6 in the pelvic cavity 5, the reinforce 7 of body 4 and the reinforce 7 of plug 3 are anchored in the overlapping layers 6 simultaneously, Cast-in-place concrete enters in the pipe end pelvic cavity 5, formed rib 8 between the Cast-in-place concrete end jointly, the reinforce 7 of its described prefabricated plug 3 stretches in the tube wall of back setting and harden body 4, is integral with body 4 setting and hardens.
Feature of the present invention also is to have at least one breach 13 on the wall of described pipe end pelvic cavity 5.As shown in Figure 6, hollow section 2 is embedded in the steel bar concrete 1, wherein two plugs 3 of hollow section 2 are with body 4 two ends shutoff, form the hollow section of sealing, the many adjacent coaxial lines of hollow section 2 pipe ends are arranged in groups, the two ends plug 3 of hollow section 2 sinks to and forms pipe end pelvic cavity 5 in the body 4, be provided with overlapping layers 6 in the pelvic cavity 5, the reinforce 7 of body 4 and the reinforce 7 of plug 3 are anchored in the overlapping layers 6 simultaneously, Cast-in-place concrete enters in the pipe end pelvic cavity 5, form rib 8 between the Cast-in-place concrete end jointly, had a plurality of breach 13 on the wall of its described pipe end pelvic cavity 5.
Feature of the present invention is that also described overlapping layers 6 is mortar or concrete overlapping layers.As shown in Figure 7, hollow section 2 is embedded in the steel bar concrete 1, wherein two plugs 3 of hollow section 2 are with body 4 two ends shutoff, form the hollow section of sealing, the many adjacent coaxial lines of hollow section 2 pipe ends are arranged in groups, the two ends plug 3 of hollow section 2 sinks to and forms pipe end pelvic cavity 5 in the body 4, be provided with overlapping layers 6 in the pelvic cavity 5, the reinforce 7 of body 4 and the reinforce 7 of plug 3 are anchored in the overlapping layers 6 simultaneously, Cast-in-place concrete enters in the pipe end pelvic cavity 5, formed rib 8 between the Cast-in-place concrete end jointly, its described overlapping layers 6 is the concrete overlapping layers.
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 7.As shown in Figure 7, hollow section 2 is embedded in the steel bar concrete 1, wherein two plugs 3 of hollow section 2 are with body 4 two ends shutoff, form the hollow section of sealing, the many adjacent coaxial lines of hollow section 2 pipe ends are arranged in groups, the two ends plug 3 of hollow section 2 sinks to and forms pipe end pelvic cavity 5 in the body 4, be provided with overlapping layers 6 in the pelvic cavity 5, the reinforce 7 of body 4 and the reinforce 7 of plug 3 are anchored in the overlapping layers 6 simultaneously, Cast-in-place concrete enters in the pipe end pelvic cavity 5, formed rib 8 between the Cast-in-place concrete end jointly, its described reinforce 7 is thin band and steel wire.
Feature of the present invention is that also described thin band reinforce 7 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 7, hollow section 2 is embedded in the steel bar concrete 1, wherein two plugs 3 of hollow section 2 are with body 4 two ends shutoff, form the hollow section of sealing, the many adjacent coaxial lines of hollow section 2 pipe ends are arranged in groups, the two ends plug 3 of hollow section 2 sinks to and forms pipe end pelvic cavity 5 in the body 4, be provided with overlapping layers 6 in the pelvic cavity 5, the reinforce 7 of body 4 and the reinforce 7 of plug 3 are anchored in the overlapping layers 6 simultaneously, Cast-in-place concrete enters in the pipe end pelvic cavity 5, formed rib 8 between the Cast-in-place concrete end jointly, its described thin band reinforce 7 is for there being the thin band of sour jujube head.
Feature of the present invention is that also described reinforce 7 exposes outside the hollow section 2 from body 4, plug 3 or overlapping layers 6 at least one, and is anchored in the steel bar concrete 1.As shown in Figure 8, hollow section 2 is embedded in the steel bar concrete 1, wherein two plugs 3 of hollow section 2 are with body 4 two ends shutoff, form the hollow section of sealing, the many adjacent coaxial lines of hollow section 2 pipe ends are arranged in groups, the two ends plug 3 of hollow section 2 sinks to and forms pipe end pelvic cavity 5 in the body 4, be provided with overlapping layers 6 in the pelvic cavity 5, the reinforce 7 of body 4 and the reinforce 7 of plug 3 are anchored in the overlapping layers 6 simultaneously, Cast-in-place concrete enters in the pipe end pelvic cavity 5, has formed rib 8 between the Cast-in-place concrete end jointly, and its described reinforce 7 is from body 4, expose in the plug 3 outside the hollow section 2, and be anchored in the steel bar concrete 1, diagram reinforce 7 is an iron wire.
Feature of the present invention is that also the reinforce 7 that exposes that exposes reinforce 7 and prefabricated plug 3 of described prefabricated body 4 interconnects, and is anchored in the steel bar concrete 1.As shown in Figure 8, hollow section 2 is embedded in the steel bar concrete 1, wherein two plugs 3 of hollow section 2 are with body 4 two ends shutoff, form the hollow section of sealing, the many adjacent coaxial lines of hollow section 2 pipe ends are arranged in groups, the two ends plug 3 of hollow section 2 sinks to and forms pipe end pelvic cavity 5 in the body 4, be provided with overlapping layers 6 in the pelvic cavity 5, the reinforce 7 of body 4 and the reinforce 7 of plug 3 are anchored in the overlapping layers 6 simultaneously, Cast-in-place concrete enters in the pipe end pelvic cavity 5, has formed rib 8 between the Cast-in-place concrete end jointly, and the reinforce 7 that exposes that exposes reinforce 7 and prefabricated plug 3 of its described prefabricated body 4 interconnects, and be anchored in the steel bar concrete 1, diagram reinforce 7 is an iron wire.
Feature of the present invention also is to be provided with in the described body 4 at least one stiffener 14.As shown in Figure 9, hollow section 2 is embedded in the steel bar concrete 1, wherein two plugs 3 of hollow section 2 are with body 4 two ends shutoff, form the hollow section of sealing, the many adjacent coaxial lines of hollow section 2 pipe ends are arranged in groups, the two ends plug 3 of hollow section 2 sinks to and forms pipe end pelvic cavity 5 in the body 4, be provided with overlapping layers 6 in the pelvic cavity 5, the reinforce 7 of body 4 and the reinforce 7 of plug 3 are anchored in the overlapping layers 6 simultaneously, Cast-in-place concrete enters in the pipe end pelvic cavity 5, form rib 8 between the Cast-in-place concrete end jointly, be provided with stiffener 14 in its described body 4.
Feature of the present invention is that also described stiffener 14 is stiffening rib, bracing boom, reinforcing rib, adds at least one in wringing.As shown in Figure 9, hollow section 2 is embedded in the steel bar concrete 1, wherein two plugs 3 of hollow section 2 are with body 4 two ends shutoff, form the hollow section of sealing, the many adjacent coaxial lines of hollow section 2 pipe ends are arranged in groups, the two ends plug 3 of hollow section 2 sinks to and forms pipe end pelvic cavity 5 in the body 4, be provided with overlapping layers 6 in the pelvic cavity 5, the reinforce 7 of body 4 and the reinforce 7 of plug 3 are anchored in the overlapping layers 6 simultaneously, Cast-in-place concrete enters in the pipe end pelvic cavity 5, formed rib 8 between the Cast-in-place concrete end jointly, be provided with stiffener 14 in the body 4, its described stiffener 14 is a stiffening rib, bracing boom and reinforcing rib.
Feature of the present invention is that also described stiffener 14 is whole hollow unit, local hollow unit or fills out core component.As shown in Figure 9, hollow section 2 is embedded in the steel bar concrete 1, wherein two plugs 3 of hollow section 2 are with body 4 two ends shutoff, form the hollow section of sealing, the many adjacent coaxial lines of hollow section 2 pipe ends are arranged in groups, the two ends plug 3 of hollow section 2 sinks to and forms pipe end pelvic cavity 5 in the body 4, be provided with overlapping layers 6 in the pelvic cavity 5, the reinforce 7 of body 4 and the reinforce 7 of plug 3 are anchored in the overlapping layers 6 simultaneously, Cast-in-place concrete enters in the pipe end pelvic cavity 5, formed rib 8 between the Cast-in-place concrete end jointly, be provided with stiffener 14 in the body 4, the floor of putting more energy in its described stiffener 14 is local hollow unit.
Feature of the present invention also is to be provided with reinforce 7 in the described stiffener 14, and perhaps reinforce 7 is outside stiffener 14 exposes the body 4 of hollow section, and perhaps stiffener 14 exposes outside the body 4, and is anchored in the steel bar concrete 1.As shown in Figure 9, hollow section 2 is embedded in the steel bar concrete 1, wherein two plugs 3 of hollow section 2 are with body 4 two ends shutoff, form the hollow section of sealing, the many adjacent coaxial lines of hollow section 2 pipe ends are arranged in groups, the two ends plug 3 of hollow section 2 sinks to and forms pipe end pelvic cavity 5 in the body 4, be provided with overlapping layers 6 in the pelvic cavity 5, the reinforce 7 of body 4 and the reinforce 7 of plug 3 are anchored in the overlapping layers 6 simultaneously, Cast-in-place concrete enters in the pipe end pelvic cavity 5, formed rib 8 between the Cast-in-place concrete end jointly, be provided with stiffener 14 in the body 4, be provided with reinforce 7 in the bracing boom in its described stiffener 14, and reinforce 7 exposes from bracing boom outside the body 4 of hollow section, bracing boom exposes outside the body 4, 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 15 or boss 16 or the two combination.As shown in figure 10, hollow section 2 is embedded in the steel bar concrete 1, wherein two plugs 3 of hollow section 2 are with body 4 two ends shutoff, form the hollow section of sealing, the many adjacent coaxial lines of hollow section 2 pipe ends are arranged in groups, the two ends plug 3 of hollow section 2 sinks to and forms pipe end pelvic cavity 5 in the body 4, be provided with overlapping layers 6 in the pelvic cavity 5, the reinforce 7 of body 4 and the reinforce 7 of plug 3 are anchored in the overlapping layers 6 simultaneously, Cast-in-place concrete enters in the pipe end pelvic cavity 5, formed rib 8 between the Cast-in-place concrete end jointly, the external surface of its described body 4 is provided with raised line 15 and boss 16.
Feature of the present invention is that also the commissure of the tube wall of described body 4 is formed with a raised line 15 along body 4 axis directions.As shown in figure 11, hollow section 2 is embedded in the steel bar concrete 1, wherein two plugs 3 of hollow section 2 are with body 4 two ends shutoff, form the hollow section of sealing, the many adjacent coaxial lines of hollow section 2 pipe ends are arranged in groups, the two ends plug 3 of hollow section 2 sinks to and forms pipe end pelvic cavity 5 in the body 4, be provided with overlapping layers 6 in the pelvic cavity 5, the reinforce 7 of body 4 and the reinforce 7 of plug 3 are anchored in the overlapping layers 6 simultaneously, Cast-in-place concrete enters in the pipe end pelvic cavity 5, formed rib 8 between the Cast-in-place concrete end jointly, the commissure of the tube wall of its described body 4 is formed with a raised line 15 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 overlapping layers 6 is provided with indent structure 17.As shown in figure 11, hollow section 2 is embedded in the steel bar concrete 1, wherein two plugs 3 of hollow section 2 are with body 4 two ends shutoff, form the hollow section of sealing, the many adjacent coaxial lines of hollow section 2 pipe ends are arranged in groups, the two ends plug 3 of hollow section 2 sinks to and forms pipe end pelvic cavity 5 in the body 4, be provided with overlapping layers 6 in the pelvic cavity 5, the reinforce 7 of body 4 and the reinforce 7 of plug 3 are anchored in the overlapping layers 6 simultaneously, Cast-in-place concrete enters in the pipe end pelvic cavity 5, formed rib 8 between the Cast-in-place concrete end jointly, the external surface of its described body 4 is provided with indent structure 17.
Feature of the present invention also is at least a in groove, inner corner trim, hole, the chamfering of described indent structure 17.As shown in figure 11, hollow section 2 is embedded in the steel bar concrete 1, wherein two plugs 3 of hollow section 2 are with body 4 two ends shutoff, form the hollow section of sealing, the many adjacent coaxial lines of hollow section 2 pipe ends are arranged in groups, the two ends plug 3 of hollow section 2 sinks to and forms pipe end pelvic cavity 5 in the body 4, be provided with overlapping layers 6 in the pelvic cavity 5, the reinforce 7 of body 4 and the reinforce 7 of plug 3 are anchored in the overlapping layers 6 simultaneously, Cast-in-place concrete enters in the pipe end pelvic cavity 5, formed rib 8 between the Cast-in-place concrete end jointly, the external surface of body 4 is provided with indent structure 17, and its described indent structure 17 is a groove.
Feature of the present invention is that also the surface of described body 4 is provided with angle 18.As shown in figure 12, hollow section 2 is embedded in the steel bar concrete 1, wherein two plugs 3 of hollow section 2 are with body 4 two ends shutoff, form the hollow section of sealing, the many adjacent coaxial lines of hollow section 2 pipe ends are arranged in groups, the two ends plug 3 of hollow section 2 sinks to and forms pipe end pelvic cavity 5 in the body 4, be provided with overlapping layers 6 in the pelvic cavity 5, the reinforce 7 of body 4 and the reinforce 7 of plug 3 are anchored in the overlapping layers 6 simultaneously, Cast-in-place concrete enters in the pipe end pelvic cavity 5, formed rib 8 between the Cast-in-place concrete end jointly, the surface of its described body 4 is provided with angle 18.
Feature of the present invention is that also the angle 18 of described body 4 is provided with the base plate 19 of disjunctor with it.As shown in figure 13, hollow section 2 is embedded in the steel bar concrete 1, wherein two plugs 3 of hollow section 2 are with body 4 two ends shutoff, form the hollow section of sealing, the many adjacent coaxial lines of hollow section 2 pipe ends are arranged in groups, the two ends plug 3 of hollow section 2 sinks to and forms pipe end pelvic cavity 5 in the body 4, be provided with overlapping layers 6 in the pelvic cavity 5, the reinforce 7 of body 4 and the reinforce 7 of plug 3 are anchored in the overlapping layers 6 simultaneously, Cast-in-place concrete enters in the pipe end pelvic cavity 5, formed rib 8 between the Cast-in-place concrete end jointly, the angle 18 of its described body 4 is provided with the base plate 19 of disjunctor with it.
Feature of the present invention is that also described base plate 19 exceeds the outside left formation toss 20 of body 4.As shown in figure 13, hollow section 2 is embedded in the steel bar concrete 1, wherein two plugs 3 of hollow section 2 are with body 4 two ends shutoff, form the hollow section of sealing, the many adjacent coaxial lines of hollow section 2 pipe ends are arranged in groups, the two ends plug 3 of hollow section 2 sinks to and forms pipe end pelvic cavity 5 in the body 4, be provided with overlapping layers 6 in the pelvic cavity 5, the reinforce 7 of body 4 and the reinforce 7 of plug 3 are anchored in the overlapping layers 6 simultaneously, Cast-in-place concrete enters in the pipe end pelvic cavity 5, formed rib 8 between the Cast-in-place concrete end jointly, the angle 18 of body 4 is provided with the base plate 19 of disjunctor with it, and the outside left that its described base plate 19 exceeds body 4 forms toss 20.
Feature of the present invention is also that described body 4 or overlapping layers 6 are provided with and is used for the connector 21 that docks with another root hollow section.As shown in figure 14, hollow section 2 is embedded in the steel bar concrete 1, wherein two plugs 3 of hollow section 2 are with body 4 two ends shutoff, form the hollow section of sealing, the many adjacent coaxial lines of hollow section 2 pipe ends are arranged in groups, the two ends plug 3 of hollow section 2 sinks to and forms pipe end pelvic cavity 5 in the body 4, be provided with overlapping layers 6 in the pelvic cavity 5, the reinforce 7 of body 4 and the reinforce 7 of plug 3 are anchored in the overlapping layers 6 simultaneously, Cast-in-place concrete enters in the pipe end pelvic cavity 5, formed rib 8 between the Cast-in-place concrete end jointly, its described overlapping layers 6 is provided with and is used for the connector 21 that docks with another root hollow section.
Feature of the present invention is that also described connector 21 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 14, hollow section 2 is embedded in the steel bar concrete 1, wherein two plugs 3 of hollow section 2 are with body 4 two ends shutoff, form the hollow section of sealing, the many adjacent coaxial lines of hollow section 2 pipe ends are arranged in groups, the two ends plug 3 of hollow section 2 sinks to and forms pipe end pelvic cavity 5 in the body 4, be provided with overlapping layers 6 in the pelvic cavity 5, the reinforce 7 of body 4 and the reinforce 7 of plug 3 are anchored in the overlapping layers 6 simultaneously, Cast-in-place concrete enters in the pipe end pelvic cavity 5, formed rib 8 between the Cast-in-place concrete end jointly, overlapping layers 6 is provided with and is used for the connector 21 that docks with another root hollow section, and its described connector 21 is the combination of pit and rod member.
Feature of the present invention is that also described body 4 is pipe, polygon pipe or arc angle polygon pipe.As shown in figure 15, hollow section 2 is embedded in the steel bar concrete 1, wherein two plugs 3 of hollow section 2 are with body 4 two ends shutoff, form the hollow section of sealing, the many adjacent coaxial lines of hollow section 2 pipe ends are arranged in groups, the two ends plug 3 of hollow section 2 sinks to and forms pipe end pelvic cavity 5 in the body 4, be provided with overlapping layers 6 in the pelvic cavity 5, the reinforce 7 of body 4 and the reinforce 7 of plug 3 are anchored in the overlapping layers 6 simultaneously, Cast-in-place concrete enters in the pipe end pelvic cavity 5, formed rib 8 between the Cast-in-place concrete end jointly, 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, male and fomale(M﹠F), helicoid or exasperate.As shown in figure 15, hollow section 2 is embedded in the steel bar concrete 1, wherein two plugs 3 of hollow section 2 are with body 4 two ends shutoff, form the hollow section of sealing, the many adjacent coaxial lines of hollow section 2 pipe ends are arranged in groups, the two ends plug 3 of hollow section 2 sinks to and forms pipe end pelvic cavity 5 in the body 4, be provided with overlapping layers 6 in the pelvic cavity 5, the reinforce 7 of body 4 and the reinforce 7 of plug 3 are anchored in the overlapping layers 6 simultaneously, Cast-in-place concrete enters in the pipe end pelvic cavity 5, formed rib 8 between the Cast-in-place concrete end jointly, 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 15, hollow section 2 is embedded in the steel bar concrete 1, wherein two plugs 3 of hollow section 2 are with body 4 two ends shutoff, form the hollow section of sealing, the many adjacent coaxial lines of hollow section 2 pipe ends are arranged in groups, the two ends plug 3 of hollow section 2 sinks to and forms pipe end pelvic cavity 5 in the body 4, be provided with overlapping layers 6 in the pelvic cavity 5, the reinforce 7 of body 4 and the reinforce 7 of plug 3 are anchored in the overlapping layers 6 simultaneously, Cast-in-place concrete enters in the pipe end pelvic cavity 5, formed rib 8 between the Cast-in-place concrete end jointly, the material of its described body 4 is the cement gel ramming material.
During the invention process, make hollow section 2 earlier, at least one end plug 3 of hollow section 2 sinks to and forms pipe end pelvic cavity 5 in the body 4, and is provided with overlapping layers 6 in the pelvic cavity 5, and the reinforce 7 of body 4 and the reinforce 7 of plug 3 are anchored in the overlapping layers 6 simultaneously; 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 (38)
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) of hollow section (2) form the shutoff of body (4) two ends the hollow section of sealing, the adjacent coaxial line of many hollow sections (2) pipe end is arranged in groups, at least one end plug (3) that it is characterized in that described hollow section (2) sinks to formation pipe end pelvic cavity (5) in the body (4), be provided with overlapping layers (6) in the pipe end pelvic cavity (5), the reinforce (7) of body (4) and the reinforce (7) of plug (3) are anchored in the overlapping layers (6) simultaneously, Cast-in-place concrete enters in the pipe end pelvic cavity (5), has formed rib between the Cast-in-place concrete end (8) jointly.
2, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 1 is characterized in that the plug (3) of coaxial line hollow section (2) in groups is parallel.
3, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 1 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 (9) between hollow section (2) group and the group.
4, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 3, the plug (3) of hollow sections (2) that it is characterized in that the different groups of adjacent different axis is in same plane, and the corresponding rib that is between elongated end of rib (8) is arranged between the Cast-in-place concrete end that forms between pipe end and the pipe end.
5, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 3, the plug (3) that it is characterized in that the different hollow sections of organizing (2) of adjacent different axis is not in same plane, be staggered each other and be provided with, the corresponding layout of interlocking that is of rib (8) between the Cast-in-place concrete end that forms between pipe end and the pipe end.
6, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 1 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.
7, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 1, 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.
8, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 1 is characterized in that the reinforce (7) of plug (3) stretches in the tube wall of back setting and harden body (4), is integral with body (4) setting and harden.
9, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 1 is characterized in that having at least one breach (13) on the wall of described pipe end pelvic cavity (5).
10, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 1 is characterized in that described overlapping layers (6) is mortar or concrete overlapping layers.
11, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 1 is characterized in that at least a in fiber, reinforcing bar, steel wire or the thin band of described reinforce (7).
12, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 1 is characterized in that at least a in the net of the net of the net of fiber, reinforcing bar, steel wire of described reinforce (7).
13, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 11 is characterized in that described thin band is porose thin band.
14, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 11 is characterized in that described thin band is the thin band that seam is arranged.
15, according to the described cast-in-situ reinforcing steel bar concrete hollow slab of arbitrary claim in the claim 1 to 14, it is characterized in that described reinforce (7) exposes outside the hollow section (2) from body (4), plug (3) or overlapping layers (6) at least one, and be anchored in the steel bar concrete (1).
16, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 15 is characterized in that the reinforce (7) that exposes that exposes reinforce (7) and plug (3) of described body (4) interconnects, and is anchored in the steel bar concrete (1).
17,, it is characterized in that being provided with in the described body (4) at least one stiffener (14) according to the described cast-in-situ reinforcing steel bar concrete hollow slab of arbitrary claim in the claim 1 to 14.
18, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 17 is characterized in that described stiffener (14) is stiffening rib, bracing boom, reinforcing rib, adds at least one in wringing.
19, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 17 is characterized in that described stiffener (14) is whole hollow unit, local hollow unit or fills out core component.
20, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 17 is characterized in that being provided with in the described stiffener (14) reinforce (7).
21, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 20 is characterized in that reinforce (7) is outside stiffener (14) exposes the body (4) of hollow section.
22, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 20 is characterized in that stiffener (14) exposes outside the body (4), and is anchored in the steel bar concrete (1).
23,, it is characterized in that the external surface of described body (4) is provided with raised line (15) according to the described cast-in-situ reinforcing steel bar concrete hollow slab of arbitrary claim in the claim 1 to 14.
24, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 23 is characterized in that the commissure of the tube wall of described body (4) is formed with a raised line (15) along body (4) axis direction.
25,, it is characterized in that the external surface at least one of described body (4), plug (3) or overlapping layers (6) is provided with indent structure (17) according to the described cast-in-situ reinforcing steel bar concrete hollow slab of arbitrary claim in the claim 1 to 14.
26,, it is characterized in that external surface at least one of described body (4), plug (3) or overlapping layers (6) is provided with at least a in groove, inner corner trim, the chamfering according to the described cast-in-situ reinforcing steel bar concrete hollow slab of arbitrary claim in the claim 1 to 14.
27,, it is characterized in that the external surface at least one of described body (4), plug (3) or overlapping layers (6) is provided with hole according to the described cast-in-situ reinforcing steel bar concrete hollow slab of arbitrary claim in the claim 1 to 14.
28,, it is characterized in that the surface of described body (4) is provided with angle (18) according to the described cast-in-situ reinforcing steel bar concrete hollow slab of arbitrary claim in the claim 1 to 14.
29, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 28 is characterized in that the angle (18) of described body (4) is provided with the base plate of disjunctor (19) with it.
30, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 29 is characterized in that described base plate (19) exceeds the outside left formation toss (20) of body (4).
31,, it is characterized in that described body (4) or overlapping layers (6) are provided with and be used for the connector (21) 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 14.
32, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 31 is characterized in that at least a for wedge mouth, tenon, hole, latch, cutting ferrule, male and female groove, iron wire of described connector (21).
33, cast-in-situ reinforcing steel bar concrete hollow slab according to claim 31 is characterized in that described connector (21) is a weldment.
34,, it is characterized in that described body (4) is pipe or polygon pipe according to the described cast-in-situ reinforcing steel bar concrete hollow slab of arbitrary claim in the claim 1 to 14.
35, according to the described cast-in-situ reinforcing steel bar concrete hollow slab of arbitrary claim in the claim 1 to 14, the surface that it is characterized in that described body (4) is at least a of even surface, exasperate.
36, according to the described cast-in-situ reinforcing steel bar concrete hollow slab of arbitrary claim in the claim 1 to 14, the surface that it is characterized in that described body (4) is corrugated surface, male and fomale(M﹠F) or helicoid.
37, according to the described cast-in-situ reinforcing steel bar concrete hollow slab of arbitrary claim in the claim 1 to 14, the surface that it is characterized in that described body (4) is a step surface.
38, according to the described cast-in-situ reinforcing steel bar concrete hollow slab of arbitrary claim in the claim 1 to 14, 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 |
|---|---|---|---|
| CNB2004101554203A CN100554615C (en) | 2004-11-02 | 2004-11-02 | A kind of cast-in-situ reinforcing steel bar concrete hollow slab |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004101554203A CN100554615C (en) | 2004-11-02 | 2004-11-02 | A kind of cast-in-situ reinforcing steel bar concrete hollow slab |
Publications (2)
| Publication Number | Publication Date |
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| CN1769611A CN1769611A (en) | 2006-05-10 |
| CN100554615C true CN100554615C (en) | 2009-10-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB2004101554203A Expired - Fee Related CN100554615C (en) | 2004-11-02 | 2004-11-02 | A kind of cast-in-situ reinforcing steel bar concrete hollow slab |
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| CN103321148B (en) * | 2013-07-19 | 2015-08-19 | 济南金曰公路工程有限公司 | Bridge guardrail base split bolt holes blocking structure and plugging technology |
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 CNB2004101554203A patent/CN100554615C/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 |
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| CN1769611A (en) | 2006-05-10 |
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