CN1216216C - Rib floor - Google Patents

Rib floor Download PDF

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Publication number
CN1216216C
CN1216216C CN 02142351 CN02142351A CN1216216C CN 1216216 C CN1216216 C CN 1216216C CN 02142351 CN02142351 CN 02142351 CN 02142351 A CN02142351 A CN 02142351A CN 1216216 C CN1216216 C CN 1216216C
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CN
China
Prior art keywords
rib
prefabricated
cast
reinforced concrete
plate
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CN 02142351
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Chinese (zh)
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CN1401867A (en
Inventor
邱则有
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邱则有
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Priority to CN 02142351 priority Critical patent/CN1216216C/en
Publication of CN1401867A publication Critical patent/CN1401867A/en
Application granted granted Critical
Publication of CN1216216C publication Critical patent/CN1216216C/en

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Abstract

The present invention relates to a dense rib floor which comprises cast-in-place reinforced concrete ribbon strips (1) and an upper plate (2) and is characterized in that at least a prefabricated rib (3) is arranged between the cast-in-place reinforced concrete ribbon strips (1), both ends of the prefabricated rib (3) are connected with the cast-in-place reinforced concrete ribbon strips (1) into a whole. In this way, due to the fact that the prefabricated rib (3) is arranged between the cast-in-place reinforced concrete ribbon strips (1) and is connected with the cast-in-place reinforced concrete ribbon strips (1) into a whole to bear a part in the stress of the dense rib floor to improve the stress behavior of the floor, the quantity of the cast-in-place reinforced concrete ribbon strip (1) in the floor can be reduced correspondingly, and the cost can be reduced, and thereby, the goal of the present invention is reached. Simultaneously, the present invention also has the characteristics of shock resistance, crack control, bi-directional stress, damp resistance, water resistance, sound insulation, material saving, simple structure, easy construction, etc. The present invention is suitable for various floors in spatial structure.

Description

A kind of close rib building roof
(1) technical field
The present invention relates to a kind of close rib building roof.
(2) background technology
Advantages such as at present, the building of brick mix structure and reinforced concrete structure major part adopts precast hollow slab as floor structure, and it is fast that this floor structure has speed of application, and cost is low.But, only use the cement mortar joint filling, thereby globality is poor, is unfavorable for antidetonation, and phenomenons such as slit cracking, infiltration often occur owing to firmly do not link between adjacent two precast hollow slabs.In order to address the above problem, a lot of building have adopted the method for Cast-in-place concrete floor (solid, hollow), have solved antidetonation and problems of crack preferably.As close rib building roof, include cast-in-situ reinforced concrete girt strip, upper plate, upper plate is positioned on the cast-in-situ reinforced concrete girt strip, and formation bonded to one another is whole, has characteristics such as antidetonation, anticracking, bidirectional stress, protection against the tide, waterproof, sound insulation, saving material.But when the superstructure span bigger, cast-in-situ reinforced concrete girt strip quantity after a little while, horizontal bearing capacity is poor, a little less than the anti-seismic performance, its stress performance phase strain differential, the corresponding need of the size of cast-in-situ reinforced concrete girt strip increases, and causes material usage to increase, cost increases, and therefore, develops a kind of novel close rib building roof for being badly in need of.
(3) summary of the invention
The object of the present invention is to provide a kind of close rib building roof, the stress performance of superstructure is improved, the material usage of cast-in-situ reinforced concrete girt strip reduces cost in the corresponding minimizing superstructure, also has characteristics such as simple in structure, easy construction simultaneously.
Solution of the present invention is to include cast-in-situ reinforced concrete girt strip, upper plate, it is characterized in that being provided with between the cast-in-situ reinforced concrete girt strip at least one prefabricated rib, and it is one that prefabricated rib two ends and cast-in-situ reinforced concrete girt strip link.Like this, because prefabricated rib is set between the cast-in-situ reinforced concrete girt strip, and link with the cast-in-situ reinforced concrete rib and to be one, can participate in the stressed of close rib building roof, improve the stress performance of superstructure, thereby the material usage of cast-in-situ reinforced concrete girt strip in can corresponding minimizing superstructure, reduce cost, thereby reach purpose of the present invention.Simultaneously, can bear bigger point load, also have characteristics such as antidetonation, little, the anticracking of distortion, bidirectional stress, protection against the tide, waterproof, sound insulation, saving material, simple in structure, easy construction, be applicable to various cover of storied building in space structure.
Feature of the present invention is that also prefabricated rib is hollow rib, solid rib or porose rib.Like this, can select for use, make things convenient for manufacturer to produce simultaneously according to the requirement of design, unit in charge of construction.
Feature of the present invention is that also prefabricated rib is the combination rib.Like this, can design and produce the combined hollow rib, make up solid rib, make up porose rib, make to produce and simplify, simultaneously, the stress performance of prefabricated rib is greatly improved.
Feature of the present invention also is in the prefabricated rib reinforce is arranged, reinforce is reinforcing bar, steel mesh reinforcement, gauze wire cloth, fiber, fleece, strap, braid over braid or their combination, also is extended with reinforce in the perhaps described prefabricated rib simultaneously and is anchored in the cast-in-situ reinforced concrete girt strip.Like this, because reinforce is arranged, the intensity and the rigidity of prefabricated rib improve greatly, if also have reinforce to be anchored in the cast-in-situ reinforced concrete girt strip, then its globality is better simultaneously, and whole stress performance is better.
Feature of the present invention is that also upper plate is the cast-in-situ reinforced concrete plate that reinforcing bar, steel mesh reinforcement, gauze wire cloth, fleece or their combination binding is arranged and poured into a mould by concrete with prefabricated rib.Like this, because upper plate and prefabricated rib have reinforcing bar to link, adopt Cast-in-place concrete to pour into a mould simultaneously, thereby overall performance improves greatly, stress performance is better.
Feature of the present invention is that also upper plate is to have reinforcing bar, steel mesh reinforcement, gauze wire cloth, fleece or their combination to link with prefabricated rib and is the prefabricated reinforced concrete plate of one by the concrete gluing.Like this, because upper plate becomes whole with the gluing in advance of prefabricated rib, thereby can significantly reduce template in the construction of close rib building roof, reduce construction cost.
Feature of the present invention is that also prefabricated rib has integral body or piece cope match-plate pattern, and perhaps integral body or piece side template perhaps have described cope match-plate pattern and side template simultaneously.Like this,, thereby in the close rib building roof construction, can significantly reduce the template consumption, reduce construction cost owing to prefabricated rib has cope match-plate pattern or side template or cope match-plate pattern and side template are arranged simultaneously.When simultaneously cope match-plate pattern and side template being arranged, then formed formwork.
Feature of the present invention is that also the piece cope match-plate pattern is fixed on the top or the side of prefabricated rib, or makes up mutual drawknot with reinforcing bar or band or its simultaneously.Like this, the piece cope match-plate pattern is fixed on prefabricated rib top or side, simultaneously with reinforcing bar or the mutual drawknot of band, like this, prefabricated rib exposes cope match-plate pattern, when close rib building roof is constructed, prefabricated rib can bond better with Cast-in-place concrete, and globality is better, and is stressed, transmission force property is more excellent.
Feature of the present invention is that also prefabricated rib has the opening or the lower plate of opening not, forms opening or sealed hollow.Like this, can form the Cavity structural member of a band formwork, it is more convenient to construct, and construction cost is lower.
Feature of the present invention also is at described cavity inside branch or all fills or be pasted with light material.Like this, owing to be filled with light material, thereby the thermal insulation of close rib building roof, sound insulation value improve greatly, is applicable to the various occasions that thermal insulation, sound insulation are arranged.Light material can adopt expanded perlite, expanded vermiculite, foamed plastics, foaming or aerated light concrete, rock wool, mineral wool or glass wool etc.
Feature of the present invention is that also prefabricated rib is the stiffening rib that accompanies light material.Like this, the weight of prefabricated rib greatly alleviates, and prefabricated rib is easy to make simultaneously, and once production moulding reduces production costs.
Feature of the present invention is that also prefabricated rib is the prefabricated rib of hollow clamping plate rod member, hollow clamping plate truss rib, hollow clamping plate grid rib.Like this, not only the intensity of prefabricated rib, rigidity are big, and in light weight, and construction is simple.
Feature of the present invention is that also prefabricated rib is more than two, parallel each other, crossing or grade separation.Like this, the prefabricated rib performance that participates in stressed power transmission is better.
Feature of the present invention also is in cope match-plate pattern, side template, lower plate, prefabricated rib at least one reinforcing rib is arranged.Like this, the intensity and the rigidity of shuttering member improve greatly, and the ability that the opposing working load destroys is stronger.
Feature of the present invention is that also male and fomale(M﹠F) or porose concavo-convex iron plate or appear steel fibre or reinforcing bar are arranged on prefabricated rib and the cast-in-situ reinforced concrete girt strip jointing end face.Like this, prefabricated rib engages more firm with the cast-in-situ reinforced concrete girt strip, and globality is better, and stressed transmission force property is better.
Feature of the present invention is that also prefabricated rib is the prefabricated prefabricated rib that has open cavity, pour into Cast-in-place concrete after, form embedded combination rib.Like this, the globality of shuttering member and close rib building roof is better, can prevent from effectively the crack to occur between cast-in-situ reinforced concrete girt strip and the shuttering member.
Feature of the present invention also is in the cast-in-situ reinforced concrete girt strip reinforcing bar is arranged, and reinforcing bar is presstressed reinforcing steel, i shaped steel, U shaped steel, T-steel.Like this, the holistic resistant behavior of close rib building roof improves greatly, and supporting capacity improves greatly.
Feature of the present invention is that also prefabricated rib and cast-in-situ reinforced concrete girt strip are contour or not contour, and the cross-sectional shape size equates or do not wait.Like this, can make things convenient for design and construction unit to select for use.
Feature of the present invention also is the protruding rod member of prefabricated rib and is anchored in cast-in-situ reinforced concrete girt strip or the upper plate.Like this, prefabricated rib is anchored in cast-in-situ reinforced concrete girt strip or the upper plate more firm, and globality is better.
Feature of the present invention also is to have at least in cope match-plate pattern, side template, the lower plate one to exposing outside reinforcing bar, steel mesh reinforcement or gauze wire cloth or their combination.Like this, shuttering member and cast-in-situ reinforced concrete girt strip and upper plate bonding are more firm, and globality is better, and stressed transmission force property is better.
Feature of the present invention is that also the cast-in-situ reinforced concrete girt strip is hollow girt strip, I-shaped girt strip, truss girt strip.Like this, cast-in-situ reinforced concrete girt strip not only intensity height, rigidity is big, and in light weight, material is economized.
Feature of the present invention also is in the cast-in-situ reinforced concrete girt strip light material is arranged.Like this, the weight of cast-in-situ reinforced concrete girt strip is lighter, whole stressed, power transmission is better.
(4) description of drawings
Fig. 1 is the structural representation of the embodiment of the invention 1.In the accompanying drawing, 1 is the cast-in-situ reinforced concrete girt strip, and 2 is upper plate, and 3 is prefabricated rib, below in each accompanying drawing, number identically, illustrate identical.Among Fig. 1, be provided with two prefabricated ribs 3 between cast-in-situ reinforced concrete girt strip 1, it is one that prefabricated rib 3 two ends and cast-in-situ reinforced concrete girt strip 1 link, and illustrates prefabricated rib 3 two ends and embeds in the cast-in-situ reinforced concrete girt strip 1.
Fig. 2 is the structural representation of the embodiment of the invention 2, and its prefabricated rib 3 has hollow rib, and solid rib is also arranged.
Fig. 3 is the structural representation of the embodiment of the invention 3, and its prefabricated rib 3 is porose rib, and the style difference.
Fig. 4 is the structural representation of the embodiment of the invention 4, and its prefabricated rib 3 is the combination rib, is illustrated as two-sided concrete folder steel plate combination rib.
Fig. 5 is the structural representation of the embodiment of the invention 5, in its prefabricated rib 3 reinforce 4 is arranged, and reinforce 4 is reinforcing bar and gauze wire cloth, and is extended with reinforcing bar and gauze wire cloth is anchored in the cast-in-situ reinforced concrete girt strip 1, and diagram also has reinforcing bar and gauze wire cloth to be anchored in the upper plate 2 simultaneously.
Fig. 6 is the structural representation of the embodiment of the invention 6, and its combination has reinforce 4 in rib 3, and reinforce 4 be reinforcing bar and gauze wire cloth, and is extended with reinforcing bar and gauze wire cloth is anchored in the cast-in-situ reinforced concrete girt strip 1, and reinforcing bar and gauze wire cloth are anchored in the upper plate 2 diagram in addition simultaneously.
Fig. 7 is the structural representation of the embodiment of the invention 7, and its upper plate 2 is the cast-in-situ reinforced concrete plate that the reinforcing bar binding is arranged and poured into a mould by concrete with prefabricated rib 3.
Fig. 8 is the structural representation of the embodiment of the invention 8, and its upper plate 2 is for having gauze wire cloth to link with prefabricated rib 3 and being the prefabricated reinforced concrete plate of one by the concrete gluing.
Fig. 9 is the structural representation of the embodiment of the invention 9, its prefabricated rib 3 have simultaneously on the whole template 5 and side template 6 both, form a formwork.
Figure 10 is the structural representation of the embodiment of the invention 10, its prefabricated rib 3 have simultaneously piece cope match-plate pattern 5 and side template 6 both, form a formwork.
Figure 11 is the structural representation of the embodiment of the invention 11, and its piece cope match-plate pattern 5 is fixed on the arm of angle on the top of prefabricated rib 3, and exposing simultaneously has prefabricated rib 3.
Figure 12 is the structural representation of the embodiment of the invention 12, and its piece cope match-plate pattern 5 is fixed on the arm of angle on the top of prefabricated rib 3, uses band 14 mutual drawknots simultaneously.
Figure 13 is the structural representation of the embodiment of the invention 13, and its prefabricated rib 3 has the lower plate 7 of opening 15, and forms the cavity 8 of opening.
Figure 14 is the structural representation of the embodiment of the invention 14, and it makes up the lower plate 7 that prefabricated rib 3 has opening 15, and forms the cavity 8 of opening.
Figure 15 is the structural representation of the embodiment of the invention 15, is filled with demi-inflation pearlite light material 9 in its cavity 8.
Figure 16 is the structural representation of the embodiment of the invention 16, accompanies light material 9 in its prefabricated rib 3.
Figure 17 is the structural representation of the embodiment of the invention 17, and its prefabricated rib 3 is hollow clamping plate truss rib.
Figure 18 is the structural representation of the embodiment of the invention 18, on its cope match-plate pattern 5 reinforcing rib 10 is arranged.
Figure 19 is the structural representation of the embodiment of the invention 19, porose concavo-convex iron plate or reinforcing bar on its prefabricated rib 3 and cast-in-situ reinforced concrete girt strip 1 jointing end face.
Figure 20 is the structural representation of the embodiment of the invention 20, and its prefabricated rib 3 has open cavity 11, pour into Cast-in-place concrete after, form embedded combination rib.
Figure 21 is the structural representation of the embodiment of the invention 21, and I shape reinforcing bar 12 and T-steel bone 12 are arranged in its cast-in-situ reinforced concrete girt strip 1.
Figure 22 is the structural representation of the embodiment of the invention 22, and its prefabricated rib 3 is protruding to be had rod member 13 and be anchored in the upper plate 2.
Figure 23 is the structural representation of the embodiment of the invention 23, oriented reinforcing bar that exposes outside and gauze wire cloth on its cope match-plate pattern 5.
Figure 24 is the structural representation of the embodiment of the invention 24, and its cast-in-situ reinforced concrete girt strip 1 is hollow girt strip.
Figure 25 is the structural representation of the embodiment of the invention 25, wraps up in its cast-in-situ reinforced concrete girt strip 1 and contains foamed plastics 9.
(5) specific embodiment
The present invention is further illustrated below in conjunction with drawings and Examples.
The present invention includes cast-in-situ reinforced concrete girt strip 1, upper plate 2 as shown in drawings, it is characterized in that being provided with between cast-in-situ reinforced concrete girt strip 1 at least one prefabricated rib 3, and it is one that prefabricated rib 3 two ends and cast-in-situ reinforced concrete girt strip 1 link.Fig. 1 is the structural representation of the embodiment of the invention 1.In the accompanying drawing, 1 is the cast-in-situ reinforced concrete girt strip, and 2 is upper plate, and 3 is prefabricated rib, below in each accompanying drawing, number identically, illustrate identical.Among Fig. 1, be provided with two prefabricated ribs 3 between cast-in-situ reinforced concrete girt strip 1, it is one that prefabricated rib 3 two ends and cast-in-situ reinforced concrete girt strip 1 link, and illustrates prefabricated rib 3 two ends and embeds in the cast-in-situ reinforced concrete girt strip 1.
Feature of the present invention is that also prefabricated rib 3 is hollow rib, solid rib or porose rib.Prefabricated rib 3 shown in Figure 1 is solid rib.Fig. 2 is the structural representation of the embodiment of the invention 2, and its prefabricated rib 3 has hollow rib, and solid rib is also arranged.Fig. 3 is the structural representation of the embodiment of the invention 3, and its prefabricated rib 3 is porose rib, and the style difference.
Feature of the present invention is that also prefabricated rib 3 is the combination rib.Fig. 4 is the structural representation of the embodiment of the invention 4, and its prefabricated rib 3 is the combination rib, is illustrated as two-sided concrete folder steel plate combination rib.
Feature of the present invention also is in the prefabricated rib 3 reinforce 4 is arranged, reinforce 4 is reinforcing bar, steel mesh reinforcement, gauze wire cloth, fiber, fleece, strap, braid over braid or their combination, also is extended with reinforce 4 simultaneously in the perhaps described prefabricated rib 3 and is anchored in the cast-in-situ reinforced concrete girt strip 1.Fig. 5 is the structural representation of the embodiment of the invention 5, in its prefabricated rib 3 reinforce 4 is arranged, and reinforce 4 is reinforcing bar and gauze wire cloth, and is extended with reinforcing bar and gauze wire cloth is anchored in the cast-in-situ reinforced concrete girt strip 1, and diagram also has reinforcing bar and gauze wire cloth to be anchored in the upper plate 2 simultaneously.Fig. 6 is the structural representation of the embodiment of the invention 6, and its combination has reinforce 4 in rib 3, and reinforce 4 be reinforcing bar and gauze wire cloth, and is extended with reinforcing bar and gauze wire cloth is anchored in the cast-in-situ reinforced concrete girt strip 1, and reinforcing bar and gauze wire cloth are anchored in the upper plate 2 diagram in addition simultaneously.
Feature of the present invention is that also upper plate 2 is the cast-in-situ reinforced concrete plate that reinforcing bar, steel mesh reinforcement, gauze wire cloth, fleece or their combination binding is arranged and poured into a mould by concrete with prefabricated rib 3.Fig. 5, Figure 6 shows that upper plate 2 for to have reinforcing bar to be connected with gauze wire cloth with prefabricated rib 3, and by the cast-in-situ reinforced concrete plate of concrete cast.Fig. 7 is the structural representation of the embodiment of the invention 7, and its upper plate 2 is the cast-in-situ reinforced concrete plate that the reinforcing bar binding is arranged and poured into a mould by concrete with prefabricated rib 3.
Feature of the present invention is that also upper plate 2 is for having reinforcing bar, steel mesh reinforcement, gauze wire cloth, fleece or their combination to link with prefabricated rib 3 and being the prefabricated reinforced concrete plate of one by the concrete gluing.Fig. 8 is the structural representation of the embodiment of the invention 8, and its upper plate 2 is for having gauze wire cloth to link with prefabricated rib 3 and being the prefabricated reinforced concrete plate of one by the concrete gluing.
Feature of the present invention is that also prefabricated rib 3 has integral body or piece cope match-plate pattern 5, perhaps integral body or piece side template 6, perhaps have simultaneously described cope match-plate pattern 5 and side template 6 both.Fig. 9 is the structural representation of the embodiment of the invention 9, its prefabricated rib 3 have simultaneously on the whole template 5 and side template 6 both, form a formwork.Figure 10 is the structural representation of the embodiment of the invention 10, its prefabricated rib 3 have simultaneously piece cope match-plate pattern 5 and side template 6 both, form a formwork.
Feature of the present invention is that also piece cope match-plate pattern 5 is fixed on the top or the side of prefabricated rib 3, or makes up mutual drawknot with reinforcing bar or band 14 or its simultaneously.Figure 11 is the structural representation of the embodiment of the invention 11, and its piece cope match-plate pattern 5 is fixed on the arm of angle on the top of prefabricated rib 3, and exposing simultaneously has prefabricated rib 3.Figure 12 is the structural representation of the embodiment of the invention 12, and its piece cope match-plate pattern 5 is fixed on the arm of angle on the top of prefabricated rib 3, uses band 14 mutual drawknots simultaneously.
Feature of the present invention is that also prefabricated rib 3 has the opening 15 or the lower plate 7 of opening not, forms opening or sealed hollow 8.Figure 13 is the structural representation of the embodiment of the invention 13, and its prefabricated rib 3 has the lower plate 7 of opening 15, and forms the cavity 8 of opening.Figure 14 is the structural representation of the embodiment of the invention 14, and it makes up the lower plate 7 that prefabricated rib 3 has opening 15, and forms the cavity 8 of opening.
Feature of the present invention also is partly or entirely to fill or be pasted with light material 9 in described cavity 8.Figure 15 is the structural representation of the embodiment of the invention 15, is filled with demi-inflation pearlite light material 9 in its cavity 8.
Feature of the present invention is that also prefabricated rib 3 is for accompanying the stiffening rib of light material 9.Figure 16 is the structural representation of the embodiment of the invention 16, accompanies light material 9 in its prefabricated rib 3.
Feature of the present invention is that also prefabricated rib 3 is the prefabricated rib of hollow clamping plate rod member, hollow clamping plate truss rib, hollow clamping plate grid rib.Figure 17 is the structural representation of the embodiment of the invention 17, and its prefabricated rib 3 is hollow clamping plate truss rib.
Feature of the present invention is that also prefabricated rib 3 is more than two, parallel each other, crossing or grade separation.Fig. 1 to Figure 17 is two prefabricated ribs 3 and intersects.
Feature of the present invention also is in cope match-plate pattern 5, side template 6, lower plate 7, prefabricated rib 3 at least one reinforcing rib 10 is arranged.Figure 18 is the structural representation of the embodiment of the invention 18, on its cope match-plate pattern 5 reinforcing rib 10 is arranged.
Feature of the present invention also is on prefabricated rib 3 and cast-in-situ reinforced concrete girt strip 1 jointing end face male and fomale(M﹠F) or porose concavo-convex iron plate or appear steel fibre or reinforcing bar are arranged.Figure 19 is the structural representation of the embodiment of the invention 19, porose concavo-convex iron plate or reinforcing bar on its prefabricated rib 3 and cast-in-situ reinforced concrete girt strip 1 jointing end face.
Feature of the present invention is that also prefabricated rib 3 is the prefabricated prefabricated rib that has open cavity 11, pour into Cast-in-place concrete after, form embedded combination rib.Figure 20 is the structural representation of the embodiment of the invention 20, and its prefabricated rib 3 has open cavity 11, pour into Cast-in-place concrete after, form embedded combination rib.
Feature of the present invention is that also reinforcing bar 12 is arranged in cast-in-situ reinforced concrete girt strip 1, reinforcing bar 12 is presstressed reinforcing steel, i shaped steel, U shaped steel, T-steel.Figure 21 is the structural representation of the embodiment of the invention 21, and I shape reinforcing bar 12 and T-steel bone 12 are arranged in its cast-in-situ reinforced concrete girt strip 1.
Feature of the present invention is that also prefabricated rib 3 is contour or not contour with cast-in-situ reinforced concrete girt strip 1, and the cross-sectional shape size equates or do not wait.Prefabricated rib 3 shown in Figure 21 is highly lower than cast-in-situ reinforced concrete girt strip 1, sectional dimension is little.
Feature of the present invention also be prefabricated rib 3 protruding rod members 13 and be anchored in cast-in-situ reinforced concrete girt strip 1 or upper plate 2 in.Figure 22 is the structural representation of the embodiment of the invention 22, and its prefabricated rib 3 is protruding to be had rod member 13 and be anchored in the upper plate 2.
Feature of the present invention also is to have at least in cope match-plate pattern 5, side template 6, the lower plate 7 one to exposing outside reinforcing bar, steel mesh reinforcement or gauze wire cloth or their combination.Figure 23 is the structural representation of the embodiment of the invention 23, oriented reinforcing bar that exposes outside and gauze wire cloth on its cope match-plate pattern 5.
Feature of the present invention is that also cast-in-situ reinforced concrete girt strip 1 is hollow girt strip, I-shaped girt strip, truss girt strip.Figure 24 is the structural representation of the embodiment of the invention 24, and its cast-in-situ reinforced concrete girt strip 1 is hollow girt strip.
Feature of the present invention is that also light material 9 is arranged in the cast-in-situ reinforced concrete girt strip 1.Figure 25 is the structural representation of the embodiment of the invention 25, wraps up in its cast-in-situ reinforced concrete girt strip 1 and contains foamed plastics 9.
During the invention process, can prop up the reinforcing bar that template is laid cast-in-situ reinforced concrete girt strip 1 earlier, lay prefabricated rib 3 then, prop up upper plate 2 templates again, and lay the upper plate reinforcing bar, pour concrete then, blanks and moulding and conserving is to stipulating the length of time that the demoulding gets final product.

Claims (25)

1, a kind of close rib building roof includes cast-in-situ reinforced concrete girt strip (1), upper plate (2), it is characterized in that being provided with between cast-in-situ reinforced concrete girt strip (1) at least one prefabricated rib (3), and it is one that prefabricated rib (3) two ends and cast-in-situ reinforced concrete girt strip (1) link.
2, a kind of close rib building roof according to claim 1 is characterized in that prefabricated rib (3) is hollow rib, solid rib or porose rib.
3,, it is characterized in that prefabricated rib (3) is the combination rib according to claim 1 or 2 described a kind of close rib building roofs.
4, according to claim 1 or 2 described a kind of close rib building roofs, it is characterized in that reinforce (4) is arranged in the prefabricated rib (3), reinforce (4) is reinforcing bar, steel mesh reinforcement, gauze wire cloth, fiber, fleece, strap, braid over braid or their combination, also is extended with reinforce (4) in the perhaps described prefabricated rib (3) simultaneously and is anchored in the cast-in-situ reinforced concrete girt strip (1).
5, a kind of close rib building roof according to claim 3, it is characterized in that reinforce (4) is arranged in the prefabricated rib (3), reinforce (4) is reinforcing bar, steel mesh reinforcement, gauze wire cloth, fiber, fleece, strap, braid over braid or their combination, also is extended with reinforce (4) in the perhaps described prefabricated rib (3) simultaneously and is anchored in the cast-in-situ reinforced concrete girt strip (1).
6, a kind of close rib building roof according to claim 5 is characterized in that upper plate (2) is the cast-in-situ reinforced concrete plate that reinforcing bar, steel mesh reinforcement, gauze wire cloth, fleece or their combination binding is arranged and poured into a mould by concrete with prefabricated rib (3).
7, a kind of close rib building roof according to claim 5 is characterized in that upper plate (2) is for having reinforcing bar, steel mesh reinforcement, gauze wire cloth, fleece or their combination to link with prefabricated rib (3) and being the prefabricated reinforced concrete plate of one by the concrete gluing.
8, a kind of close rib building roof according to claim 4 is characterized in that prefabricated rib (3) has integral body or piece cope match-plate pattern (5), perhaps integral body or piece side template (6), perhaps have simultaneously described cope match-plate pattern (5) and side template (6) both.
9, a kind of close rib building roof according to claim 5 is characterized in that prefabricated rib (3) has integral body or piece cope match-plate pattern (5), or integral body or piece side template (6), perhaps have simultaneously described cope match-plate pattern (5) and side template (6) both.
10, a kind of close rib building roof according to claim 9 is characterized in that piece cope match-plate pattern (5) is fixed on the top or the side of prefabricated rib (3), or makes up mutual drawknot with reinforcing bar or band (14) or its simultaneously.
11, a kind of close rib building roof according to claim 8 is characterized in that prefabricated rib (3) has opening (15) or the lower plate of opening (7) not, forms opening or sealed hollow (8).
12, a kind of close rib building roof according to claim 9 is characterized in that prefabricated rib (3) has opening or opening lower plate (7) not, forms opening or sealed hollow (8).
13, a kind of close rib building roof according to claim 12 is characterized in that partly or entirely filling or being pasted with light material (9) in described cavity (8).
14, a kind of close rib building roof according to claim 12 is characterized in that prefabricated rib (3) is for accompanying the stiffening rib of light material (9).
15, a kind of close rib building roof according to claim 12 is characterized in that prefabricated rib (3) is the prefabricated rib of hollow clamping plate rod member, hollow clamping plate truss rib, hollow clamping plate grid rib.
16, a kind of close rib building roof according to claim 15 is characterized in that prefabricated rib (3) is more than two, parallel each other, crossing or grade separation.
17, a kind of close rib building roof according to claim 16 is characterized in that at least one in cope match-plate pattern (5), side template (6), lower plate (7), prefabricated rib (3) reinforcing rib (10) being arranged.
18, a kind of close rib building roof according to claim 17 is characterized in that on prefabricated rib (3) and cast-in-situ reinforced concrete girt strip (1) jointing end face male and fomale(M﹠F) or porose concavo-convex iron plate or appear steel fibre or reinforcing bar being arranged.
19, a kind of close rib building roof according to claim 17 is characterized in that prefabricated rib (3) is the prefabricated prefabricated rib that has open cavity (11), pour into Cast-in-place concrete after, form embedded combination rib.
20, a kind of close rib building roof according to claim 19 is characterized in that reinforcing bar (12) is arranged in cast-in-situ reinforced concrete girt strip (1), reinforcing bar (12) is presstressed reinforcing steel, i shaped steel, U shaped steel, T-steel.
21, a kind of close rib building roof according to claim 17 is characterized in that prefabricated rib (3) and cast-in-situ reinforced concrete girt strip (1) are contour or not contour, and the cross-sectional shape size equates or do not wait.
22, a kind of close rib building roof according to claim 17, it is characterized in that the protruding rod member of prefabricated rib (3) (13) and be anchored in cast-in-situ reinforced concrete girt strip (1) or upper plate (2) in.
23, a kind of close rib building roof according to claim 17 is characterized in that having at least in cope match-plate pattern (5), side template (6), the lower plate (7) one to exposing outside reinforcing bar, steel mesh reinforcement or gauze wire cloth or their combination.
24, a kind of close rib building roof according to claim 1 is characterized in that cast-in-situ reinforced concrete girt strip (1) is hollow girt strip, I-shaped girt strip, truss girt strip.
25, a kind of close rib building roof according to claim 1 is characterized in that light material (9) is arranged in the cast-in-situ reinforced concrete girt strip (1).
CN 02142351 2002-09-24 2002-09-24 Rib floor CN1216216C (en)

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CN100386495C (en) * 2003-10-01 2008-05-07 邱则有 Mould component
CN101100881B (en) * 2007-07-30 2010-09-08 广东省建筑设计研究院 Local type steel concrete multi-ribbed flat beam building cover
CN105401676A (en) * 2015-12-23 2016-03-16 王海崴 Building regeneration floor cast-in-place cavity floorslab
CN105421636A (en) * 2015-12-23 2016-03-23 王本淼 House interlayer cast-in-situ cavity floor
CN107700731A (en) * 2017-09-28 2018-02-16 贵州皆盈科技开发有限公司 A kind of precast assemble floor and construction method

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