CN108978968A - Assemble superposed type measures of prestressing ribbed floor composite plate and its construction method - Google Patents
Assemble superposed type measures of prestressing ribbed floor composite plate and its construction method Download PDFInfo
- Publication number
- CN108978968A CN108978968A CN201710406842.0A CN201710406842A CN108978968A CN 108978968 A CN108978968 A CN 108978968A CN 201710406842 A CN201710406842 A CN 201710406842A CN 108978968 A CN108978968 A CN 108978968A
- Authority
- CN
- China
- Prior art keywords
- rib
- metal wire
- wire casing
- composite plate
- prestressing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000002131 composite material Substances 0.000 title claims abstract description 42
- 238000010276 construction Methods 0.000 title claims abstract description 27
- 239000002184 metal Substances 0.000 claims abstract description 66
- 229910052751 metal Inorganic materials 0.000 claims abstract description 66
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 51
- 239000010959 steel Substances 0.000 claims abstract description 51
- 239000004567 concrete Substances 0.000 claims abstract description 50
- 230000002787 reinforcement Effects 0.000 claims abstract description 47
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims abstract description 32
- 238000004873 anchoring Methods 0.000 claims description 15
- 210000002435 tendon Anatomy 0.000 claims description 9
- 239000003365 glass fiber Substances 0.000 claims description 6
- 238000003466 welding Methods 0.000 claims description 6
- 238000005266 casting Methods 0.000 claims description 4
- 239000011083 cement mortar Substances 0.000 claims description 4
- 238000005520 cutting process Methods 0.000 claims description 4
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 4
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 230000003111 delayed effect Effects 0.000 claims description 3
- 238000009415 formwork Methods 0.000 claims description 3
- 239000000047 product Substances 0.000 claims description 3
- 239000011265 semifinished product Substances 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims description 3
- 239000011120 plywood Substances 0.000 claims description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims 3
- 239000010931 gold Substances 0.000 claims 3
- 229910052737 gold Inorganic materials 0.000 claims 3
- 238000000034 method Methods 0.000 abstract description 6
- 230000003796 beauty Effects 0.000 abstract description 3
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 238000004134 energy conservation Methods 0.000 abstract 1
- 238000009417 prefabrication Methods 0.000 abstract 1
- 101100334009 Caenorhabditis elegans rib-2 gene Proteins 0.000 description 22
- 238000005345 coagulation Methods 0.000 description 3
- 230000015271 coagulation Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 210000003205 muscle Anatomy 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000004568 cement Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 230000002457 bidirectional effect Effects 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B5/00—Floors; Floor construction with regard to insulation; Connections specially adapted therefor
- E04B5/16—Load-carrying floor structures wholly or partly cast or similarly formed in situ
- E04B5/17—Floor structures partly formed in situ
- E04B5/23—Floor structures partly formed in situ with stiffening ribs or other beam-like formations wholly or partly prefabricated
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Reinforcement Elements For Buildings (AREA)
Abstract
The invention discloses a kind of assembly superposed type measures of prestressing ribbed floor composite plate and its construction methods, the composite plate includes concrete plate surface and the criss-cross longitudinal rib and cross rib that is arranged in below concrete plate surface, it further include metal wire casing, metal wire casing is placed between criss-cross longitudinal rib and cross rib, the bottom surface of metal wire casing is equal with the bottom surface of longitudinal rib and cross rib, and the lower surface of upper surface and concrete plate surface pours together；It is placed with framework of steel reinforcement in longitudinal rib and cross rib, has also poured presstressed reinforcing steel in longitudinal rib.The composite plate will have flat metal wire casing as the fill part of close rib building roof, the smooth beauty in composite plate bottom surface of formation, mitigate dead load, and rib can work together with concrete plate surface and in length and breadth with flat metal wire casing, the rigidity and bearing capacity of close rib building roof are enhanced, there are the clear superiorities such as dead load is light, geological process power is small, the whole prefabrication of composite plate, quick construction, energy conservation and environmental protection.
Description
Technical field
The present invention relates to a kind of building element and construction method, especially a kind of assembly superposed type measures of prestressing ribbed floor is multiple
Plywood and its construction method.
Background technique
The assembled architecture in China has entered great development period, assembled architecture occupies in new building in 10 years
Ratio reaches 30%, is exactly to build several hundred million m every year according to the construction scale in China2Assembled architecture, floor be building in
Important component, amount is big, builds several hundred million m2Building just need several hundred million m2Floor, that it is urgent to provide a kind of materials is excellent, structurally reasonable,
Two-way ribbed slab floor is a kind of common reasonable building cover structure of mechanical property in building, and floor is flexural member,
When floor closes on destruction, concrete cracks since tensile strength is low, and pulling force is undertaken by reinforcing bar, exits the coagulation of work below
Soil can cut out a part, mitigate weight, save concrete, and existing close rib building roof structure both domestic and external mostly uses such
Design.Close rib building roof structure floor in the prior art has a uniform pit, and when construction is covered with dedicated close rib mould in template
Shell cast-in-place concrete forming, formwork sloughs reuse after concrete reaches intensity.It is mixed to be designed as regular reinforcement mostly at present
Xtah Crude Clay structure, prior art regulation are also such consideration and formulate.Bottom surface injustice is relatively suitble to public building and industrial building,
Construction technology is mostly cast-in-place concrete construction operation, and the complicated construction technique of existing close rib building roof rents die for special purpose shell mold plate
Expensive, wet construction is more, and amount of reinforcement is big, it is therefore desirable to urgently propose that one kind is able to solve suitable building industrialization, house produces
Industry, design standard, quick construction, assembling at low cost, reliable in quality, the assembled two-way ribbed slab floor of flat beauty
Technology.
Summary of the invention
In order to solve the above-mentioned technical problem, develop assembled architecture, solve the shortcoming of existing building component, the present invention
The technical solution of offer is:
A kind of assembly superposed type measures of prestressing ribbed floor composite plate, including concrete plate surface 4 and setting are in concrete plate surface 4
The longitudinal rib 2 and cross rib 3 of lower section, further include metal wire casing 1, and the metal wire casing 1 is placed on the longitudinal rib 2 intersected in length and breadth and cross rib 3
Between, the bottom surface of the metal wire casing 1 is equal with the bottom surface of longitudinal rib 2 and cross rib 3, the following table of upper surface and concrete plate surface 4
Face pours together；The longitudinal rib 2 and cross rib 3 are the dark rib of bar shaped of two-way cross-section or variable cross-section, the longitudinal rib 2 and cross rib 3
In be placed with framework of steel reinforcement 5, also poured presstressed reinforcing steel 6 in the longitudinal rib 2；Steel mesh is equipped in the concrete plate surface 4
The concreting of piece 7, the concrete plate surface 4 and longitudinal rib 2, cross rib 3 is an entirety.
Preferably, presstressed reinforcing steel 6 has also been poured in the cross rib 3.
Preferably, the presstressed reinforcing steel 6 is penetrated using delayed bonding prestressed tendon, unbonded prestressing tendon, merging bellows
Post-tensioning has bonding steel strand wires or mixed configuration presstressed reinforcing steel, the presstressed reinforcing steel 6 linearly anchoring, broken line anchoring, multistage curve
Anchoring, continuous anchoring or interruption anchoring.
Preferably, the metal wire casing 1 is the cabinet being enclosed by metal mesh sheet, steel plate expansion web or extraordinary high ribbed formwork
Structure.
Preferably, it is to undertake that the metal wire casing 1, which includes by the vertical rib 104 of foursquare arc support plate 101 and four facades,
The main body of load, the foursquare arc support plate 101 and vertical rib 104 respectively be located at 1 top of metal wire casing top arc plate
103 are connected with top surface well word rib 102, and are connected with the bottom surface well word rib 107 for being located at 1 bottom of metal wire casing, the metal mesh
The rest part of six panels of case 1 is provided with mesh 106.
Preferably, the bottom of the metal wire casing 1 is additionally provided with the glass fibre for pouring and bonding together with its bottom panel
Cement sand bed, the glass fiber cement mortar layer constitute flat the 108 of metal wire casing 1.
Preferably, flat 108 surrounding is provided with re-entrant angle 109.
Preferably, the metal wire casing 1 further includes support rod 105, the top of the support rod 105 and top surface well word rib
102 infall connects, and bottom end connects with the infall 107 of bottom surface well word rib；The top of the support rod 105 is provided with curved
Hook, for hanging over the metal wire casing 1 in concrete plate surface 4.
Preferably, there is longitudinal rib supporting station 201 in the lower end of the longitudinal rib 2, and there is cross rib supporting station 302 in the lower end of cross rib 3, described
Longitudinal rib supporting station 201 and cross rib supporting station 302 protrude the part and flat the 108 4 of metal wire casing 1 of longitudinal rib 2 and cross rib 3 respectively
The re-entrant angle 109 in week matches connection.
Preferably, the framework of steel reinforcement 5 is monolithic framework of steel reinforcement 501 or connection framework of steel reinforcement 502, the monolithic reinforcing bar
Frame 501 is to be connected to the top boom 503 and lower boom 504 by the top boom 503 and lower boom 504 that are parallel to each other and spot welding
Between parallel interval arrangement multiple web members 505 constitute；The connection framework of steel reinforcement 502 is arranged by several parallel intervals
503 spot welding of top boom of two monolithic frameworks of steel reinforcement is joined together as by connecting rod 506.
Preferably, presstressed reinforcing steel 6 and one or more monolithic frameworks of steel reinforcement 501, the cross rib 3 are equipped in the longitudinal rib 2
Inside there is monolithic framework of steel reinforcement 501, the both ends of the cross rib 3 are additionally provided with link slot 301, and the link slot 301 for applying at the scene
Working hour is put into connection framework of steel reinforcement 502.
Preferably, there are connector 401 in the two sides of the concrete plate surface 4, are aligned with the link slot 301 of cross rib 3.
The present invention also provides a kind of construction method for assembling superposed type measures of prestressing ribbed floor composite plate, the construction parties
Method includes the following steps:
1. the metal wire casing 1 that is prefabricated in the factory, reinforced mesh 7, presstressed reinforcing steel 6, framework of steel reinforcement 5, sent after examining each lattice to
Semifinished product warehouse；
2. placing metal wire casing 1 in the prestressed stretch-draw pedestal of factory；
3. in the lateral separation of laying metal wire casing 1, laying monolithic framework of steel reinforcement 501；
4. in the longitudinal gap of laying metal wire casing 1, laying presstressed reinforcing steel 6；
5. covering reinforced mesh 7；
6. prestressed reinforcement of tensioning 6；
7. casting concrete；
8. pressure smoothes out whole, curing concrete；
9. loosening presstressed reinforcing steel 6；
10. cutting off plate end presstressed reinforcing steel 6, hangs out and be placed into finished product stacking field；
It is transported to building site, lifting is in place；
Connecting framework 502 is placed in the link slot 301 of the flat close rib building roof composite plate of prestressing force；
Slightly expanded concrete is poured in the link slot 301 of the composite plate, while pouring the folded of same layer supporting structure
It closes layer concrete and conserves.
Repeat theStep is to theStep recycles construction operation, completes the flat Mi Leilou of prefabricated PC of whole building
The installment work of lid composite plate.
This prefabricated PC close rib building roof composite plate and its construction method provided by the invention, measures of prestressing ribbed floor
Composite plate is manufactured in factory, will be flat using the composite Materials Design of pre-tensioned prestressing long-line pedestal method production process and optimization
Metal wire casing is equably placed in stretching bed seat, in the interval of flat metal wire casing, places presstressed reinforcing steel, stretch-draw prestressing force
Muscle, places framework of steel reinforcement and reinforced mesh, casting concrete simultaneously conserve, and concrete strength reaches 80% of design strength or more
When, loosen presstressed reinforcing steel, cutting hangs out storage, the flat close rib building roof composite plate of prestressing force is made, and is transported to building site, and installation is in place
Afterwards, connection framework of steel reinforcement is placed, microdilatancy coagulation is poured in link slot and is conserved, assembly superposed type prestressing force Mi Leilou is made
Lid composite plate.
What be can achieve has the beneficial effect that: the present invention using with flat metal wire casing as the filling part of close rib building roof
Point, the smooth beauty in bottom surface is formed, dead load, and flat metal wire casing and concrete slab and longitudinal and transverse rib are mitigated, it can be common
Work, enhances the rigidity and bearing capacity of close rib building roof.Compared with prior art, the assembly construction skill of close rib building roof of the invention
Art, not only has that dead load is light, geological process power is small, it is high to reduce structure sheaf, sound insulation, heat-insulated, economical, applicable, structurally reasonable
The characteristics of, the clear superiority of environmental protection is also beneficial to quick construction, energy-saving and emission-reduction.
Detailed description of the invention
Fig. 1 is assembly superposed type measures of prestressing ribbed floor composite plate structure figure of the invention；
Fig. 2 is the top view of Fig. 1；
Fig. 3 is the A-A sectional view of Fig. 2；
Fig. 4 is the side view of Fig. 2；
Fig. 5 is metal wire casing structural schematic diagram of the invention；
Fig. 6 is metal wire casing top view of the invention；
Fig. 7 is metal wire casing side view of the invention；
Fig. 8 is the A-A sectional view of Fig. 6；
Fig. 9 is the structural schematic diagram of the metal wire casing of another embodiment of the present invention；
Figure 10 is the side view of the metal wire casing of another embodiment of the present invention；
Figure 11 is assembly superposed type measures of prestressing ribbed floor composite plate concrete plate body figure of the invention；
Wherein, Figure 11 (a) is concrete plate body structural schematic diagram, and Figure 11 (b) is concrete plate body top view, Figure 11 (c)
For concrete plate body bottom view.
Framework of steel reinforcement figure Figure 12 of the invention；
Wherein, Figure 12 (a) is monolithic framework of steel reinforcement figure, and Figure 12 (b) is connecting framework figure；
Figure 13 is that monolithic framework of steel reinforcement of the invention combines layout drawing with monolithic framework of steel reinforcement.
Figure 14 is the composite plate structure figure of another embodiment of the present invention；
Description of symbols:
1- metal wire casing；101- foursquare arc support plate；The top surface 102- well word rib；103- top arc plate；104- founds rib；
105- support rod；106- mesh；The bottom surface 107- well word rib；108- is flat；109- re-entrant angle；2- longitudinal rib；201- longitudinal rib supporting station；3-
Cross rib；301- link slot；302- cross rib supporting station；4- concrete plate surface；401- connector；5- framework of steel reinforcement；501- monolithic steel
Tendons skeleton；502- connection framework of steel reinforcement；503- top boom；504- lower boom；505- web member；506- connecting rod；6- presstressed reinforcing steel；7-
Reinforced mesh.
Specific embodiment
Detailed description of the present invention illustrative embodiments with reference to the accompanying drawing.
As shown in Figs 1-4, assembly superposed type measures of prestressing ribbed floor composite plate provided by the invention, including concrete plate surface
4 and the longitudinal rib 2 that is arranged in below concrete plate surface 4 and cross rib 3, it further include metal wire casing 1, the metal wire casing 1 is placed on vertical
In the cavity formed between the longitudinal rib 2 and cross rib 3 of traversed by fork, the bottom surface of the metal wire casing 1 and the bottom of longitudinal rib 2 and cross rib 3
Face is equal, and the lower surface of upper surface and concrete plate surface 4 pours together；The longitudinal rib 2 and cross rib 3 are two-way cross-section or change
The bar shaped in section dark rib is placed with framework of steel reinforcement 5 in the longitudinal rib 2 and cross rib 3, has also poured prestressing force in the longitudinal rib 2
Muscle 6；The concreting of the concrete plate surface 4 and longitudinal rib 2, cross rib 3 is an entirety.In order to reinforce the whole strong of composite plate
Degree, the concrete plate surface 4 is interior to be equipped with reinforced mesh 7.
It as shown in Figure 3-4, is the sectional view of close rib building roof composite plate, it can be seen that the presstressed reinforcing steel 6 in longitudinal rib 2.
The presstressed reinforcing steel 6 uses prestress wire, is penetrated using delayed bonding prestressed tendon, unbonded prestressing tendon, merging bellows
Post-tensioning has bonding steel strand wires or mixed configuration presstressed reinforcing steel, the presstressed reinforcing steel 6 linearly anchoring, broken line anchoring, multistage curve
Anchoring, continuous anchoring or interruption anchoring.
The framework of steel reinforcement 5 is monolithic framework of steel reinforcement 501 or connection framework of steel reinforcement 502, in specific embodiment party of the invention
It is equipped with presstressed reinforcing steel 6 and one or more monolithic frameworks of steel reinforcement 501 in formula, in longitudinal rib 2, has monolithic reinforcing bar in the cross rib 3
Frame 501, the both ends of the cross rib 3 are additionally provided with link slot 301, and the link slot 301 for being put into connection steel during on-site construction
Tendons skeleton 502；There are connector 401 in the two sides of the concrete plate surface 4, are aligned with the link slot 301 of cross rib 3.
The specific structure of the framework of steel reinforcement is as shown in figure 12, and the monolithic framework of steel reinforcement 501 is upper by what is be parallel to each other
Chord member 503 and lower boom 504 and spot welding be connected to parallel interval between the top boom 503 and lower boom 504 arrange it is more
A web member 505 is constituted；The connection framework of steel reinforcement 502 is the connecting rod 506 that is arranged by several parallel intervals by two monolithic steel
501 spot welding of tendons skeleton is joined together as.
In a specific embodiment of the invention, the metal wire casing 1 is by metal mesh sheet, steel plate expansion web or extraordinary receipts
The body structure that mouth net is enclosed.
As viewed in figures 5-8, in a specific embodiment of the invention, the metal wire casing 1 includes being supported by foursquare arc
The vertical rib 104 of plate 101 and four facades is the main body for undertaking load, the foursquare arc support plate 101 and vertical rib 104 respectively with
Top arc plate 103 positioned at 1 top of metal wire casing is connected with top surface well word rib 102, and be located at 1 bottom of metal wire casing
Bottom surface well word rib 107 is connected, and the rest part of six panels of the metal wire casing 1 is provided with mesh 106.The metal wire casing
1 bottom is additionally provided with the glass fiber cement mortar layer for pouring and bonding together with its bottom panel, the glass fiber cement
Screed constitutes flat the 108 of metal wire casing 1, and flat 108 surrounding is provided with re-entrant angle 109.
As shown in figs. 9-10, in another embodiment of the present invention, the metal wire casing 1 further includes support rod 105,
The top of the support rod 105 connects with the infall of top surface well word rib 102,107 phase of infall of bottom end and bottom surface well word rib
It connects；The top of the support rod 105 is provided with crotch, for hanging over the metal wire casing 1 in concrete plate surface 4.
As shown in figure 11, there is longitudinal rib supporting station 201 in the lower end of the longitudinal rib 2, and there is cross rib supporting station 302 in the lower end of cross rib 3,
The longitudinal rib supporting station 201 and cross rib supporting station 302 protrude the flat of the part of longitudinal rib 2 and cross rib 3 and metal wire casing 1 respectively
The re-entrant angle 108 of 107 surroundings matches connection.
As shown in figure 14, in another embodiment of the present invention, pre- answer has been poured in the longitudinal rib 2 and cross rib 3
Power muscle 7.Bidirectional stress, stress and structure have great optimization.
The present invention also provides a kind of construction method of prefabricated PC close rib building roof composite plate, the construction method packet
Include following steps:
1. the metal wire casing 1 that is prefabricated in the factory, reinforced mesh 7, presstressed reinforcing steel 6, framework of steel reinforcement 5, sent after examining each lattice to
Semifinished product warehouse；
2. placing metal wire casing 1 in the prestressed stretch-draw pedestal of factory；
3. in the lateral separation of laying metal wire casing 1, laying monolithic framework of steel reinforcement 501；
4. in the longitudinal gap of laying metal wire casing 1, laying presstressed reinforcing steel 6；
5. covering reinforced mesh 7；
6. prestressed reinforcement of tensioning 6；
7. casting concrete；
8. pressure smoothes out whole, curing concrete；
9. loosening presstressed reinforcing steel 6；
10. cutting off plate end presstressed reinforcing steel 6, hangs out and be placed into finished product stacking field；
It is transported to building site, lifting is in place；
Connecting framework 502 is placed in the link slot 301 of the flat close rib building roof composite plate of prestressing force；
Slightly expanded concrete is poured in the link slot 301 of the composite plate, while pouring the folded of same layer supporting structure
It closes layer concrete and conserves.
Repeat theStep is to theStep recycles construction operation, completes the flat Mi Leilou of prefabricated PC of whole building
The installment work of lid composite plate.
The flat close rib building roof structure of assembly superposed type two dimension prestressing provided by the invention and regular reinforcement coagulation Mi Leilou
Every layer of the duration of lid can shift to an earlier date 1 day~2 days.With 10m × 10m column net, the same market price does not consider earthquake, and live load is same
2.0kN/m2, flexible partition wall additional load 1.0kN/m2, every 1m2Cost reduce investment outlay 30 yuan/m than conventional close rib building roof2It is left
The right side is reduced investment outlay 100 yuan/m than cast-in-situ beam slab structure2Left and right is widely portable to industry and civilian, multilayer and skyscraper
In.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (13)
1. a kind of assembly superposed type measures of prestressing ribbed floor composite plate, including concrete plate surface (4) and setting are in concrete plate surface
(4) longitudinal rib (2) and cross rib (3) below, which is characterized in that further include metal wire casing (1), the metal wire casing (1) is placed on
Between the longitudinal rib (2) intersected in length and breadth and cross rib (3), the bottom surface of the metal wire casing (1) and the bottom of longitudinal rib (2) and cross rib (3)
Face is equal, and the lower surface of upper surface and concrete plate surface (4) pours together；The longitudinal rib (2) and cross rib (3) are two-way etc. cut
The bar shaped of face or variable cross-section dark rib is placed with framework of steel reinforcement (5) in the longitudinal rib (2) and cross rib (3), in the longitudinal rib (2)
Presstressed reinforcing steel (6) are also poured；Reinforced mesh (7) are equipped in the concrete plate surface (4), the concrete plate surface (4) and vertical
The concreting of rib (2), cross rib (3) is an entirety.
2. a kind of assembly superposed type measures of prestressing ribbed floor composite plate according to claim 1, which is characterized in that the cross
Also presstressed reinforcing steel (6) have been poured in rib (3).
3. a kind of assembly superposed type measures of prestressing ribbed floor composite plate according to claim 1, which is characterized in that described pre-
Stress rib (6), using delayed bonding prestressed tendon, unbonded prestressing tendon, merging bellows penetrate post-tensioning have bonding steel strand wires or
Mixed configuration presstressed reinforcing steel, the presstressed reinforcing steel (6) linearly anchoring, broken line anchoring, the anchoring of multistage curve, continuous anchoring or
Disconnected anchoring.
4. a kind of assembly superposed type measures of prestressing ribbed floor composite plate according to claim 1, which is characterized in that the gold
Belonging to net cage (1) is the body structure being enclosed by metal mesh sheet, steel plate expansion web or extraordinary high ribbed formwork.
5. a kind of assembly superposed type measures of prestressing ribbed floor composite plate according to claim 1, which is characterized in that the gold
It is the main body for undertaking load that category net cage (1), which includes by the vertical rib (104) of foursquare arc support plate (101) and four facades, described
Foursquare arc support plate (101) and vertical rib (104) respectively with the top arc plate (103) and top that are located at metal wire casing (1) top
Face well word rib (102) is connected, and is connected with the bottom surface well word rib (107) for being located at metal wire casing (1) bottom, the metal wire casing
(1) rest part of six panels is provided with mesh (106).
6. a kind of assembly superposed type measures of prestressing ribbed floor composite plate according to claim 4 or 5, which is characterized in that institute
The bottom for stating metal wire casing (1) is additionally provided with the glass fiber cement mortar layer for pouring and bonding together with its bottom panel, described
Glass fiber cement mortar layer constitutes flat (108) of metal wire casing (1).
7. a kind of assembly superposed type measures of prestressing ribbed floor composite plate according to claim 6, which is characterized in that described flat
The surrounding at bottom (108) is provided with re-entrant angle (109).
8. a kind of assembly superposed type measures of prestressing ribbed floor composite plate according to claim 6, which is characterized in that the gold
Belonging to net cage (1) further includes support rod (105), the top of the support rod (105) and the infall phase of top surface well word rib (102)
It connects, bottom end connects with the infall (107) of bottom surface well word rib；The top of the support rod (105) is provided with crotch, for making
Metal wire casing (1) is stated to hang in concrete plate surface (4).
9. a kind of assembly superposed type measures of prestressing ribbed floor composite plate according to claim 7, which is characterized in that described vertical
The lower end of rib (2) has longitudinal rib supporting station (201), and the lower end of cross rib (3) has cross rib supporting station (302), the longitudinal rib supporting station
(201) and cross rib supporting station (302) respectively protrude longitudinal rib (2) and cross rib (3) part and flat (108) of metal wire casing (1)
The re-entrant angle (109) of surrounding matches connection.
10. a kind of assembly superposed type measures of prestressing ribbed floor composite plate according to claim 1, which is characterized in that described
Framework of steel reinforcement (5) is monolithic framework of steel reinforcement (501) or connection framework of steel reinforcement (502), and the monolithic framework of steel reinforcement (501) is by phase
Mutually parallel top boom (503) and lower boom (504) and spot welding be connected to the top boom (503) and lower boom (504) it
Between parallel interval arrange multiple web members (505) constitute；The connection framework of steel reinforcement (502) is arranged by several parallel intervals
Connecting rod (506) top boom (503) spot welding of two monolithic frameworks of steel reinforcement is joined together as.
11. a kind of assembly superposed type measures of prestressing ribbed floor composite plate according to claim 10, which is characterized in that described
It is equipped with presstressed reinforcing steel (6) and one or more monolithic frameworks of steel reinforcement (501) in longitudinal rib (2), has monolithic reinforcing bar in the cross rib (3)
The both ends of skeleton (501), the cross rib (3) are additionally provided with link slot (301), and the link slot (301) is for during on-site construction
It is put into connection framework of steel reinforcement (502).
12. a kind of assembly superposed type measures of prestressing ribbed floor composite plate according to claim 11, which is characterized in that described
The two sides of concrete plate surface (4) have connector (401), are aligned with the link slot (301) of cross rib (3).
13. a kind of construction method for assembling superposed type measures of prestressing ribbed floor composite plate, which is characterized in that the construction method packet
Include following steps:
1. the metal wire casing that is prefabricated in the factory (1), reinforced mesh (7), presstressed reinforcing steel (6), framework of steel reinforcement (5), after examining each lattice
It send to semifinished product warehouse；
2. placing metal wire casing (1) in the prestressed stretch-draw pedestal of factory；
3. in the lateral separation of laying metal wire casing (1), laying monolithic framework of steel reinforcement (501)；
4. in the longitudinal gap of laying metal wire casing (1), laying presstressed reinforcing steel (6)；
5. covering reinforced mesh (7)；
6. prestressed reinforcement of tensioning (6)；
7. casting concrete；
8. pressure smoothes out whole, curing concrete；
9. loosening presstressed reinforcing steel (6)；
10. cutting off plate end presstressed reinforcing steel (6), hangs out and be placed into finished product stacking field；
It is transported to building site, lifting is in place；
Connecting framework (502) are placed in the link slot (301) of the flat close rib building roof composite plate of prestressing force；
Slightly expanded concrete is poured in the link slot (301) of the composite plate, while pouring the overlapping of same layer supporting structure
Layer concrete simultaneously conserves；
Repeat theStep is to theStep recycles construction operation, and the flat close rib building roof of prefabricated PC for completing whole building is multiple
The installment work of plywood.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710406842.0A CN108978968A (en) | 2017-06-02 | 2017-06-02 | Assemble superposed type measures of prestressing ribbed floor composite plate and its construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710406842.0A CN108978968A (en) | 2017-06-02 | 2017-06-02 | Assemble superposed type measures of prestressing ribbed floor composite plate and its construction method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108978968A true CN108978968A (en) | 2018-12-11 |
Family
ID=64502199
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710406842.0A Pending CN108978968A (en) | 2017-06-02 | 2017-06-02 | Assemble superposed type measures of prestressing ribbed floor composite plate and its construction method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108978968A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111851869A (en) * | 2020-08-14 | 2020-10-30 | 北京京诚华宇建筑设计研究院有限公司 | Prestressed prefabricated roof panel |
| CN111877631A (en) * | 2020-08-14 | 2020-11-03 | 北京京诚华宇建筑设计研究院有限公司 | Prefabricated assembled roof boarding |
| CN113356428A (en) * | 2021-06-09 | 2021-09-07 | 济南市市政工程设计研究院（集团）有限责任公司 | Prestress superposed integral floor system applied to fabricated building and construction method |
| CN113789898A (en) * | 2021-09-28 | 2021-12-14 | 中能建西北城市建设有限公司 | Construction method of large-span slow-bonding prestressed floor slab |
-
2017
- 2017-06-02 CN CN201710406842.0A patent/CN108978968A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111851869A (en) * | 2020-08-14 | 2020-10-30 | 北京京诚华宇建筑设计研究院有限公司 | Prestressed prefabricated roof panel |
| CN111877631A (en) * | 2020-08-14 | 2020-11-03 | 北京京诚华宇建筑设计研究院有限公司 | Prefabricated assembled roof boarding |
| CN113356428A (en) * | 2021-06-09 | 2021-09-07 | 济南市市政工程设计研究院（集团）有限责任公司 | Prestress superposed integral floor system applied to fabricated building and construction method |
| CN113789898A (en) * | 2021-09-28 | 2021-12-14 | 中能建西北城市建设有限公司 | Construction method of large-span slow-bonding prestressed floor slab |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106381952B (en) | A kind of assembled overlapping cavity building roof | |
| CN107060067B (en) | Superimposed precast reinforced concrete structure system and construction method thereof | |
| CN207110166U (en) | A kind of prefabricated PC close rib building roof composite plate | |
| CN108978968A (en) | Assemble superposed type measures of prestressing ribbed floor composite plate and its construction method | |
| CN207110167U (en) | One kind assembling flat close rib building roof of superposed type two dimension prestressing | |
| CN108457422A (en) | Precast prestressed beam, assembled composite frame structure and its installation method | |
| CN107989238A (en) | A kind of cast-in-place sandwiched heat-preservation shear wall structure, assembled architecture and engineering method | |
| CN105839822A (en) | Assembly type prefabricated part for cavity floor system | |
| CN111549812A (en) | Cast-in-place prefabricated formwork-free thermal insulation integrated house | |
| CN101230607A (en) | Structure combination parts for hollow slab | |
| CN105863140A (en) | Precast hollow floor's component for stress island based hollow floor system | |
| WO2018028041A1 (en) | Superimposedly assembled integral basement having combined flat slab system and beam-column system | |
| CN202530614U (en) | Cast-in-situ steel mesh concrete slab | |
| CN105317109A (en) | Three-dimensional net fixed house adopting overall pouring of foamed wall and construction method | |
| CN205839952U (en) | Selective model integral system | |
| CN103774777A (en) | Assembly type skeleton multi-ribbed beam-plate composite structure big plate | |
| CN209353550U (en) | A kind of sandwich loss of weight superimposed sheet | |
| CN214696251U (en) | Honeycomb hollowed-out type grid tubular double-steel-plate concrete combined shear wall | |
| CN213174397U (en) | Whole prefabricated coincide floor of UHPC concrete | |
| CN201224946Y (en) | Prefabricated net frame sandwich wall board | |
| CN105780990A (en) | Prefabricated assembly type cavity floor slab for cavity floor system | |
| CN207647033U (en) | A kind of precast reinforced basket structure | |
| CN105780993A (en) | Formwork-free prefabricated assembly type cavity plate | |
| CN108867991A (en) | Precast concrete insulation board, modular architectural unit and production method based on UHPC | |
| CN205444514U (en) | Bearing light insulation intergral template |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20181211 |
|
| WD01 | Invention patent application deemed withdrawn after publication |