CN207110166U - A kind of prefabricated PC close rib building roof composite plate - Google Patents
A kind of prefabricated PC close rib building roof composite plate Download PDFInfo
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- CN207110166U CN207110166U CN201720630907.5U CN201720630907U CN207110166U CN 207110166 U CN207110166 U CN 207110166U CN 201720630907 U CN201720630907 U CN 201720630907U CN 207110166 U CN207110166 U CN 207110166U
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- rib
- metal wire
- wire casing
- building roof
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Abstract
The utility model discloses a kind of prefabricated PC close rib building roof composite plate, including concrete plate surface and the crisscross longitudinal rib and the cross rib that are arranged on below concrete plate surface, also include metal wire casing, the metal wire casing is placed between crisscross longitudinal rib and cross rib, the bottom surface of the metal wire casing is equal with the bottom surface of longitudinal rib and cross rib, together with upper surface pours with the lower surface of concrete plate surface；Framework of steel reinforcement is placed with the longitudinal rib and cross rib, presstressed reinforcing steel has also been poured in the longitudinal rib.The composite plate is using the fill part with flat metal wire casing as close rib building roof, the composite plate bottom surface of formation is smooth attractive in appearance, mitigate dead load, and carry flat metal wire casing and concrete plate surface and in length and breadth rib energy cooperation, the rigidity and bearing capacity of close rib building roof are enhanced, there is the clear superiorities such as dead load light, geological process power is small, quick construction, energy-conserving and environment-protective.
Description
Technical field
A kind of assembled architecture component is the utility model is related to, particularly a kind of prefabricated PC close rib building roof is compound
Plate.
Background technology
The assembled architecture in China has been enter into great development period, two-way ribbed slab floor, is a kind of conventional mechanics in building
The rational building cover structure of performance, floor are flexural members, and when floor closes on destruction, concrete ftractures because tensile strength is low,
Pulling force is undertaken by reinforcing bar, and a part can be cut out by exiting the concrete of work below, mitigate weight, save concrete, the existing country
Outer close rib building roof structure, mostly does so.The uniform pit in bottom surface, construction are to be covered with special close rib mould in template
Shell cast-in-place concrete shapes, and formwork sloughs reuse after concrete reaches intensity.At present regular reinforcement is designed as mostly to mix
Xtah Crude Clay structure, prior art code are also such consideration and formulated.Bottom surface injustice is relatively adapted to public building and industrial building,
Construction technology is mostly cast-in-place concrete construction operation, the complicated construction technique of existing close rib building roof, rents special formwork template
Expensive, wet trade is more, and amount of reinforcement is big, it is necessary to solve suitable building industrialization, housing industrialization, design standard, construction
Assembling, flat assembled two-way ribbed slab floor technology attractive in appearance.
Utility model content
In order to solve the above-mentioned technical problem, assembled architecture is developed, the weak point for solving existing building component, this practicality
The technical scheme of new offer is：
A kind of prefabricated PC close rib building roof composite plate, including concrete plate surface 4 and it is arranged on the lower section of concrete plate surface 4
Longitudinal rib 2 and cross rib 3, in addition to metal wire casing 1, the metal wire casing 1 be placed on the longitudinal rib 2 intersected in length and breadth and cross rib 3 it
Between, the bottom surface of the metal wire casing 1 is equal with the bottom surface of longitudinal rib 2 and cross rib 3, upper surface and the lower surface of concrete plate surface 4
Pour together；The longitudinal rib 2 and cross rib 3 are the dark rib of bar shaped of two-way uiform section or variable cross-section, in the longitudinal rib 2 and cross rib 3
Framework of steel reinforcement 5 is placed with, presstressed reinforcing steel 6 has also been poured in the longitudinal rib 2；Reinforced mesh is provided with the concrete plate surface 4
7, the concrete plate surface 4 and the concreting of longitudinal rib 2, cross rib 3 are an entirety.
Preferably, the presstressed reinforcing steel 6 in longitudinal rib 2, using prestress wire, be linear, fold-line-shaped or
Multistage shaped form.
Preferably, the framework of steel reinforcement 5 is monolithic framework of steel reinforcement 501 or connects framework of steel reinforcement 502, the monolithic reinforcing bar
Frame 501 is that top boom 503 by being parallel to each other and lower boom 504 and spot welding are connected to the top boom 503 and lower boom 504
Between parallel interval arrange multiple web members 505 form；The connection framework of steel reinforcement 502 is arranged by several parallel intervals
Connecting rod 506 two spot welded togethers of monolithic framework of steel reinforcement 501 are formed.
Preferably, presstressed reinforcing steel 6 and one or more monolithic frameworks of steel reinforcement 501, the cross rib 3 are provided with 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 is used to apply at the scene
Man-hour is put into connection framework of steel reinforcement 502.
Preferably, there is connector 401 both sides of the concrete plate surface 4, are alignd with the link slot 301 of cross rib 3.
Preferably, the metal wire casing 1 is to enclose the casing formed 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 is included by the vertical rib 104 of foursquare arc supporting plate 101 and four facades,
The main body of load, the foursquare arc supporting plate 101 and vertical rib 104 respectively with the top arc plate positioned at the top of metal wire casing 1
103 are connected with top surface well word rib 102, and are connected with the bottom surface well word rib 106 positioned at the bottom of metal wire casing 1, the wire netting
The remainder of six panels of case 1 is provided with mesh 105.
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 107 of metal wire casing 1, flat 107 surrounding
It is provided with re-entrant angle 108.
Preferably, there is longitudinal rib supporting station 201 lower end of the longitudinal rib 2, and there is cross rib supporting station 302 lower end of cross rib 3, described
Longitudinal rib supporting station 201 and cross rib supporting station 302 protrude the part and flat the 107 4 of metal wire casing 1 of longitudinal rib 2 and cross rib 3 respectively
The re-entrant angle 108 in week matches connection.
The utility model additionally provides a kind of construction method of prefabricated PC close rib building roof composite plate, the construction party
Method comprises 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, delivered to after examining each lattice
Semifinished product warehouse；
2. metal wire casing 1 is placed in the prestressed stretch-draw pedestal of factory；
3. in the lateral separation for laying metal wire casing 1, monolithic framework of steel reinforcement 501 is laid；
4. laying the longitudinally spaced interior of metal wire casing 1, presstressed reinforcing steel 6 is laid；
5. cover reinforced mesh 7；
6. prestressed reinforcement of tensioning 6；
8. casting concrete；
9. press floating whole, curing concrete；
10. loosen presstressed reinforcing steel 6；
Plate end presstressed reinforcing steel 6 is cut off, hangs out and is placed into finished product stacking field；
Building site is transported to, 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 pours the folded of same layer supporting structure
Close layer concrete and conserve.
Repeat theStep is to theStep, construction operation is circulated, complete the flat Mi Leilou of prefabricated PC of whole building
The installment work of lid composite plate.
This variety of prefabricated PC close rib building roof composite plate provided by the utility model and its construction method, prestressing force are close
Rib superstructure composite plate manufactures in factory, using pre-tensioned prestressing long-line pedestal method production process, by flat metal wire casing equably
It is placed in stretching bed seat, in the interval of flat metal wire casing, lays presstressed reinforcing steel, tensioned prestressing bar, place reinforcing bar
Frame and reinforced mesh, casting concrete Bing Yang shields, when concrete strength reaches more than the 80% of design strength, loosen prestressing force
Muscle, cut-out hang out storage, the flat close rib building roof composite plate of prestressing force are made, and are transported to building site, after installation is in place, place connection reinforcing bar
Skeleton, microdilatancy coagulation is poured in link slot and is conserved, the flat close rib building roof of prefabricated PC is made.
What can be reached has the beneficial effect that：The utility model is using the filling out as close rib building roof with flat metal wire casing
Part is filled, formation bottom surface is smooth attractive in appearance, mitigates dead load, and flat metal wire casing and concrete slab and longitudinal and transverse rib, energy
Cooperation, enhance the rigidity and bearing capacity of close rib building roof.Compared with prior art, the dress of close rib building roof of the present utility model
With construction technology, not only with dead load is light, geological process power is small, reduces structure floor height, sound insulation, it is heat-insulated, economical, applicable,
The characteristics of rational in infrastructure, the clear superiority of environmental protection is also beneficial to quick construction, energy-saving and emission-reduction.
Brief description of the drawings
Fig. 1 is prefabricated PC close rib building roof composite plate structure figure of the present utility model；
Fig. 2 is Fig. 1 top view；
Fig. 3 is Fig. 2 A-A profiles；
Fig. 4 is Fig. 2 side view；
Fig. 5 is flat metal wire casing structural representation of the present utility model；
Fig. 6 is flat metal wire casing top view of the present utility model；
Fig. 7 is flat metal wire casing side view of the present utility model；
Fig. 8 is Fig. 6 A-A profiles；
Fig. 9 is concrete plate body structural representation；
Figure 10 is concrete plate body top view；
Figure 11 is concrete plate body upward view；
Figure 12 is monolithic framework of steel reinforcement figure；
Figure 13 is connecting framework figure；
Figure 14 is that monolithic framework of steel reinforcement of the present utility model combines layout drawing with monolithic framework of steel reinforcement.
Description of reference numerals：
1- metal wire casings；101- foursquare arc supporting plates；102- top surface well word ribs；103- top arc plates；104- founds rib；
105- mesh；106- bottom surfaces well word rib；107- is flat；108- re-entrant angles；2- longitudinal ribs；201- longitudinal rib supporting stations；3- cross ribs；301-
Link slot；302- cross rib supporting stations；4- concrete plate surfaces；401- connectors；5- frameworks of steel reinforcement；501- monolithic frameworks of steel reinforcement；
502- connection frameworks of steel reinforcement；503- top booms；504- lower booms；505- web members；506- connecting rods；6- presstressed reinforcing steels；7- bar-mat reinforcements
Piece.
Embodiment
Illustrative embodiments of the present utility model are described in detail below in conjunction with the accompanying drawings.
As Figure 1-4, it is prefabricated PC close rib building roof composite plate structure figure of the present utility model and each side view.
Prefabricated PC close rib building roof composite plate provided by the utility model, including concrete plate surface 4 and it is arranged on concrete plate surface 4
The longitudinal rib 2 and cross rib 3 of lower section, in addition to metal wire casing 1, the metal wire casing 1 are placed on the longitudinal rib 2 intersected in length and breadth and cross rib 3
Between in the cavity that is formed, the bottom surface of the metal wire casing 1 is equal with the bottom surface of longitudinal rib 2 and cross rib 3, upper surface and concrete
The lower surface of plate face 4 pours together；The longitudinal rib 2 and the dark rib of bar shaped that cross rib 3 is two-way uiform section or variable cross-section, it is described vertical
Framework of steel reinforcement 5 is placed with rib 2 and cross rib 3, presstressed reinforcing steel 6 has also been poured in the longitudinal rib 2；The concrete plate surface 4 with
The concreting of longitudinal rib 2, cross rib 3 is an entirety.In order to strengthen the bulk strength of composite plate, in the concrete plate surface 4
Provided with reinforced mesh 7.
As shown in Figure 3-4, it is the profile 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, can be linear, fold-line-shaped or multistage shaped form.
The framework of steel reinforcement 5 is monolithic framework of steel reinforcement 501 or connection framework of steel reinforcement 502, of the present utility model specific real
Apply in mode, be provided with presstressed reinforcing steel 6 and one or more monolithic frameworks of steel reinforcement 501 in longitudinal rib 2, have monolithic steel in the cross rib 3
Tendons skeleton 501, the both ends of the cross rib 3 are additionally provided with link slot 301, and the link slot 301 is used to be put into company when constructing at the scene
Connect framework of steel reinforcement 502；There is connector 401 both sides of the concrete plate surface 4, are alignd with the link slot 301 of cross rib 3.
As shown in figs. 12-14, the monolithic framework of steel reinforcement 501 is by being parallel to each other to the concrete structure of the framework of steel reinforcement
Top boom 503 and lower boom 504 and spot welding be connected to parallel interval between the top boom 503 and lower boom 504 and arrange
Multiple web members 505 form；The connection framework of steel reinforcement 502 is by two lists by the connecting rod 506 that several parallel intervals arrange
The spot welded together of piece framework of steel reinforcement 501 forms.
In specific embodiment of the present utility model, the metal wire casing 1 is by metal mesh sheet, steel plate expansion web or spy
Kind high ribbed formwork encloses the body structure to be formed.
As viewed in figures 5-8, in specific embodiment of the present utility model, the metal wire casing 1 is included by foursquare arc
The vertical rib 104 of supporting plate 101 and four facades is the main body for undertaking load, and the foursquare arc supporting plate 101 and vertical rib 104 divide
Be not connected with the top arc plate 103 positioned at the top of metal wire casing 1 and top surface well word rib 102, and with positioned at the bottom of metal wire casing 1
The bottom surface well word rib 106 in portion is connected, and the remainder of six panels of the metal wire casing 1 is provided with mesh 105.The metal
The bottom of net cage 1 is additionally provided with the glass fiber cement mortar layer for pouring and bonding together with its bottom panel, the glass fibre
Cement sand bed constitutes flat the 107 of metal wire casing 1, and flat 107 surrounding is provided with re-entrant angle 108.
As shown in figs. 9-11, there is longitudinal rib supporting station 201 lower end of the longitudinal rib 2, and there is cross rib supporting station the lower end of cross rib 3
302, the longitudinal rib supporting station 201 and cross rib supporting station 302 protrude longitudinal rib 2 and the part of cross rib 3 and putting down for metal wire casing 1 respectively
The re-entrant angle 108 of the surrounding of bottom 107 matches connection.
The utility model additionally provides a kind of construction method of prefabricated PC close rib building roof composite plate, the construction party
Method comprises 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, delivered to after examining each lattice
Semifinished product warehouse；
2. metal wire casing 1 is placed in the prestressed stretch-draw pedestal of factory；
3. in the lateral separation for laying metal wire casing 1, monolithic framework of steel reinforcement 501 is laid；
4. laying the longitudinally spaced interior of metal wire casing 1, presstressed reinforcing steel 6 is laid；
5. cover reinforced mesh 7；
6. prestressed reinforcement of tensioning 6；
8. casting concrete；
9. press floating whole, curing concrete；
10. loosen presstressed reinforcing steel 6；
Plate end presstressed reinforcing steel 6 is cut off, hangs out and is placed into finished product stacking field；
Building site is transported to, 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 pours the folded of same layer supporting structure
Close layer concrete and conserve.
Repeat theStep is to theStep, construction operation is circulated, complete the flat close rib of prefabricated PC of whole building
The installment work of superstructure composite plate.
The flat close rib building roof structure of assembling superposed type two dimension prestressing provided by the utility model and regular reinforcement coagulation are close
Every layer of the duration of rib superstructure can shift to an earlier date 1 day~2 days.With 10m × 10m post nets, the same market price, earthquake, live load are not considered
Same 2.0kN/m2, the flexible kN/m of partition wall additional load 1.02, per 1m2Cost reduce investment outlay 20~30 than conventional close rib building roof
Member/m2, reduced investment outlay 100 yuan/m than cast-in-situ beam slab structure2Left and right, it is widely portable to industrial and civilian, multilayer and skyscraper
In.
It is described above, only specific embodiment of the present utility model, but the scope of protection of the utility model is not limited to
In this, any one skilled in the art can readily occur in change in the technical scope that the utility model discloses
Or replace, it should all cover within the scope of protection of the utility model.Therefore, the scope of protection of the utility model should be with the power
The protection domain that profit requires is defined.
Claims (10)
1. a kind of prefabricated PC close rib building roof composite plate, including concrete plate surface (4) and it is arranged under concrete plate surface (4)
The longitudinal rib (2) and cross rib (3) of side, it is characterised in that also including metal wire casing (1), the metal wire casing (1) is placed on hands in length and breadth
Between the longitudinal rib (2) and cross rib (3) of fork, the bottom surface of the metal wire casing (1) is equal with the bottom surface of longitudinal rib (2) and cross rib (3),
Together with upper surface pours with the lower surface of concrete plate surface (4)；Reinforcing bar is placed with the longitudinal rib (2) and cross rib (3)
Frame (5), presstressed reinforcing steel (6) has also been poured in the longitudinal rib (2).
2. a kind of prefabricated PC close rib building roof composite plate according to claim 1, it is characterised in that positioned at longitudinal rib
(2) presstressed reinforcing steel (6) in, it is linear, fold-line-shaped or multistage shaped form using prestress wire.
A kind of 3. prefabricated PC close rib building roof composite plate according to claim 1, it is characterised in that the reinforcing bar
Frame (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 being parallel to each other
Top boom (503) and lower boom (504) and spot welding be connected to it is parallel between the top boom (503) and lower boom (504)
Spaced multiple web members (505) are formed；The connection framework of steel reinforcement (502) is the connecting rod arranged by several parallel intervals
(506) two monolithic framework of steel reinforcement (501) spot welded togethers are formed.
A kind of 4. prefabricated PC close rib building roof composite plate according to claim 3, it is characterised in that the longitudinal rib
(2) presstressed reinforcing steel (6) and one or more monolithic frameworks of steel reinforcement (501) are provided with, has monolithic framework of steel reinforcement in the cross rib (3)
(501), the both ends of the cross rib (3) are additionally provided with link slot (301), and the link slot (301) is used to be put into when constructing at the scene
Connect framework of steel reinforcement (502).
A kind of 5. prefabricated PC close rib building roof composite plate according to claim 4, it is characterised in that the concrete
The concreting of plate face (4) and longitudinal rib (2), cross rib (3) is an entirety, and bar-mat reinforcement is provided with the concrete plate surface (4)
There is connector (401) piece (7), the both sides of the concrete plate surface (4), are alignd with the link slot (301) of cross rib (3).
A kind of 6. prefabricated PC close rib building roof composite plate according to claim 1, it is characterised in that the wire netting
Case (1) is to enclose the body structure formed by metal mesh sheet, steel plate expansion web or extraordinary high ribbed formwork.
A kind of 7. prefabricated PC close rib building roof composite plate according to claim 1, it is characterised in that the wire netting
Main body of the case (1) including undertaking load by the vertical rib (104) of foursquare arc supporting plate (101) and four facades, the corner
Circle arc support plate (101) and vertical rib (104) respectively with the top arc plate (103) and top surface well positioned at metal wire casing (1) top
Word rib (102) is connected, and is connected with the bottom surface well word rib (106) positioned at metal wire casing (1) bottom, the metal wire casing (1)
The remainders of six panels be provided with mesh (105).
A kind of 8. prefabricated PC close rib building roof composite plate according to claim 6 or 7, it is characterised in that the gold
The bottom of category net cage (1) is additionally provided with the glass fiber cement mortar layer for pouring and bonding together with its bottom panel, the glass
Fiber cement mortar layer constitutes flat (107) of metal wire casing (1), and the surrounding of flat (107) is provided with re-entrant angle
(108)。
A kind of 9. prefabricated PC close rib building roof composite plate according to claim 8, it is characterised in that the longitudinal rib
(2) there is longitudinal rib supporting station (201) lower end, and there are cross rib supporting station (302), the longitudinal rib supporting station (201) in the lower end of cross rib (3)
Longitudinal rib (2) and part and flat (107) surrounding of metal wire casing (1) of cross rib (3) are protruded respectively with cross rib supporting station (302)
Re-entrant angle (108) matches connection.
A kind of 10. prefabricated PC close rib building roof composite plate according to claim 5, it is characterised in that the longitudinal rib
(2) and cross rib (3) be two-way uiform section or variable cross-section the dark rib of bar shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720630907.5U CN207110166U (en) | 2017-06-02 | 2017-06-02 | A kind of prefabricated PC close rib building roof composite plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720630907.5U CN207110166U (en) | 2017-06-02 | 2017-06-02 | A kind of prefabricated PC close rib building roof composite plate |
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| CN207110166U true CN207110166U (en) | 2018-03-16 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108678254A (en) * | 2018-05-10 | 2018-10-19 | 北京中清恒业科技开发有限公司 | Assembled floor and construction method |
| CN110258921A (en) * | 2019-07-22 | 2019-09-20 | 江苏苏阳建设有限公司 | Steel and concrete combined beam |
| CN110878609A (en) * | 2019-12-03 | 2020-03-13 | 上海宝冶集团有限公司 | Construction method of unbonded prestressed waffle slab |
| CN113653232A (en) * | 2021-07-23 | 2021-11-16 | 福建建祥建筑科技有限责任公司 | Assembly type building floor plate and installation and construction method thereof |
-
2017
- 2017-06-02 CN CN201720630907.5U patent/CN207110166U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108678254A (en) * | 2018-05-10 | 2018-10-19 | 北京中清恒业科技开发有限公司 | Assembled floor and construction method |
| CN110258921A (en) * | 2019-07-22 | 2019-09-20 | 江苏苏阳建设有限公司 | Steel and concrete combined beam |
| CN110258921B (en) * | 2019-07-22 | 2021-03-02 | 江苏苏阳建设有限公司 | Steel and concrete combined beam |
| CN110878609A (en) * | 2019-12-03 | 2020-03-13 | 上海宝冶集团有限公司 | Construction method of unbonded prestressed waffle slab |
| CN113653232A (en) * | 2021-07-23 | 2021-11-16 | 福建建祥建筑科技有限责任公司 | Assembly type building floor plate and installation and construction method thereof |
| CN113653232B (en) * | 2021-07-23 | 2022-09-27 | 福建建祥建筑科技有限责任公司 | Assembly type building floor plate and installation and construction method thereof |
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