CN217439306U - Corrugated steel plate-UHPC prefabricated laminated slab - Google Patents
Corrugated steel plate-UHPC prefabricated laminated slab Download PDFInfo
- Publication number
- CN217439306U CN217439306U CN202221305218.4U CN202221305218U CN217439306U CN 217439306 U CN217439306 U CN 217439306U CN 202221305218 U CN202221305218 U CN 202221305218U CN 217439306 U CN217439306 U CN 217439306U
- Authority
- CN
- China
- Prior art keywords
- uhpc
- steel bar
- slab
- steel plate
- corrugated steel
- 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.)
- Active
Links
Images
Landscapes
- Panels For Use In Building Construction (AREA)
Abstract
The utility model discloses a prefabricated superimposed sheet of corrugated steel board-UHPC, including corrugated steel board and UHPC concrete layer. The utility model has the advantages that: the UHPC has ultrahigh durability and mechanical property, the UHPC concrete is internally provided with the corrugated steel plate, the corrugated steel plate can replace a steel bar at the bottom of the traditional laminated slab, the consumption of the steel bar in the prefabrication process is reduced, the construction period is shortened, the manufacturing efficiency is improved, the economy is good, compared with the traditional prefabricated laminated slab, the thickness of the corrugated steel plate-UHPC laminated floor slab is thinner, the self weight is lighter, the rigidity and the integrity of the slab are better, the transportation process is more convenient, the corner cut design of the side surface of the prefabricated slab simplifies the on-site assembling process, the floor slab mounting speed is improved, and meanwhile, the reliability of connection between the slab and the slab is ensured.
Description
Technical Field
The utility model relates to a prefabricated superimposed sheet specifically is a corrugated steel plate-UHPC prefabricated superimposed sheet, belongs to engineering building trade precast concrete floor technical field.
Background
The industrialization of the assembled building is a great trend and a great trend in the world and is an urgent requirement for the reformation and development of China. The floor slab is an important component of the building structure, so the manufacturing and installation of the prefabricated composite slab is an important process in the construction of the prefabricated building. The laminated slab is prefabricated in a factory, and does not need to be manufactured on a construction site, so that the construction period is shortened. The prefabricated process of bottom plate degree of mechanization is high, and the construction precision is high, satisfies design and standard requirement more. The prefabricated bottom plate of the composite slab can be used as a construction template during concrete pouring, so that the using amount of the template is reduced.
However, the conventional fabricated laminate has the following problems: firstly, in the production process of the precast slabs, steel bars or steel bar meshes need to be manufactured and placed, and much time and construction cost are needed. Secondly, when the cast-in-place layer is constructed, due to the reasons of staggered overlapping of partial pipelines and the like, concrete is very easy to be poured with super-thick, and the dead weight load is increased. Finally, compared with cast-in-place reinforced concrete floors, the fabricated precast floor has poorer overall rigidity and seismic performance, and the thickness of the laminated slab is larger, so that the utilization rate of the building space is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a prefabricated superimposed sheet of deck slab-UHPC just aims at solving above-mentioned at least one technical problem, need not ligature prefabricated plate bottom reinforcing bar, can solve reinforcement loaded down with trivial details, the slow problem of construction speed to can improve the mechanical properties on prefabricated sheet layer, effectively reduce superimposed sheet thickness.
The utility model discloses a following technical scheme realizes above-mentioned purpose: a corrugated steel plate-UHPC prefabricated laminated slab comprises
The corrugated steel plate is pre-embedded in the UHPC prefabricated laminated slab, a steel bar truss is arranged at the upper end of the corrugated steel plate and comprises a lower chord steel bar, a web member steel bar and an upper chord steel bar corrugated steel plate, the lower chord steel bar is connected with the corrugated steel plate, and the upper chord steel bar is connected with the lower chord steel bar through the web member steel bar;
the laminated slab comprises a UHPC concrete layer, a corrugated steel plate is arranged in the UHPC concrete layer, a laminated layer is arranged on the upper surface of the UHPC concrete layer, the laminated layer is a cast-in-place concrete layer, and upper transverse steel bars parallel to upper chord steel bars and upper longitudinal steel bars vertical to the upper chord steel bars are arranged in the laminated layer.
As a further aspect of the present invention: the thickness of the UHPC concrete layer is 30 mm.
As a further aspect of the present invention: the corrugated steel plate is horizontally arranged in the UHPC concrete layer, and the model of the corrugated steel plate is YX 16-76-762.
As a further aspect of the present invention: and the tops of the superposed layers on the upper surface of the UHPC concrete layer are provided with galling, and the height of the galling is more than 5 mm.
As the utility model discloses further scheme again: the steel bar truss is triangular in cross section, and the web member steel bars are arranged in a wave shape.
As a further aspect of the present invention: and the lower chord steel bar of the steel bar truss is horizontally welded on the corrugated steel plate.
As a further aspect of the present invention: the lower chord steel bars respectively extend out of two ends of the laminated slab, and 135-degree hooks are arranged at the tail ends of the lower chord steel bars.
As a further aspect of the present invention: the lower chamfer of the composite slab is 5X5 on the lower surface horizontal to the steel bar truss, the upper chamfer of the composite slab is 15X15 on the upper top surface horizontal to the steel bar truss, after the composite slab is assembled on site, the lower chamfer is caulked and leveled by polymer anti-cracking mortar, and the upper chamfer and the cast-in-place layer are cast with concrete.
The utility model has the advantages that: the UHPC has ultrahigh durability and mechanical property, the UHPC concrete is internally provided with the corrugated steel plate, the steel bar at the bottom of the traditional laminated slab can be replaced, the steel bar consumption in the prefabricating process is reduced, the construction period is shortened, the manufacturing efficiency is improved, and the economy is good. Compared with the traditional prefabricated laminated slab, the corrugated steel plate-UHPC composite floor slab is thinner in plate thickness, lighter in self weight, better in rigidity and integrity and more convenient to transport. The design of the chamfer on the side surface of the precast slab simplifies the on-site assembling process, improves the installation speed of the floor slab, and simultaneously ensures the reliability of the connection between the slabs.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the present invention 1-1;
fig. 3 is a sectional view of the present invention 2-2.
In the figure: 1. the method comprises the following steps of prefabricating a UHPC concrete layer, 2, corrugated steel plates, 3, a steel bar truss, 4, lower chord steel bars, 5, web member steel bars, 6, upper chord steel bars, 7, lower chamfer angles, 8 and upper chamfer angles.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example one
As shown in FIGS. 1 to 3, a prefabricated laminate of a corrugated steel plate-UHPC comprises
The steel bar truss 3 comprises a lower chord steel bar 4, a web member steel bar 5 and an upper chord steel bar 6, the lower chord steel bar 4 is connected with the corrugated steel plate 2, and the upper chord steel bar 6 is connected with the lower chord steel bar 4 through the web member steel bar 5;
the composite slab comprises a UHPC concrete layer 1, a corrugated steel plate 2 is arranged in the UHPC concrete layer 1, a laminated layer is arranged on the upper surface of the UHPC concrete layer 1, the laminated layer is a cast-in-place concrete layer, and upper transverse steel bars parallel to upper chord steel bars 6 and upper longitudinal steel bars perpendicular to the upper chord steel bars 6 are arranged in the laminated layer.
In the embodiment of the present invention, the thickness of the UHPC concrete layer 1 is 30 mm.
In the embodiment of the utility model, the deck plate 2 is horizontal in UHPC concrete layer 1, just deck plate 2 model is YX16-76-762, and the atress performance of reinforcing prefabricated plate replaces the board bottom reinforcing bar simultaneously, removes partial reinforcement work from.
In the embodiment of the utility model, the superimposed layer top of UHPC concrete layer 1 upper surface is equipped with the napping, and the height that draws the napping is greater than 5 mm.
The embodiment of the utility model provides an in, 3 cross-sections of steel bar truss are triangle-shaped, and web member reinforcing bar 5 is the wave and arranges, can increase superimposed sheet's wholeness, bear the shear force simultaneously.
Example two
As shown in FIGS. 1 to 3, a deck plate-UHPC prefabricated laminate comprises
The corrugated steel plate 2 is pre-buried in the UHPC prefabricated laminated slab, the upper end of the corrugated steel plate is provided with a steel bar truss 3, the steel bar truss 3 comprises a lower chord steel bar 4, a web member steel bar 5 and an upper chord steel bar 6, the lower chord steel bar 4 is connected with the corrugated steel plate 2, and the upper chord steel bar 6 is connected with the lower chord steel bar 4 through the web member steel bar 5;
the composite slab comprises a UHPC concrete layer 1, a corrugated steel plate 2 is arranged in the UHPC concrete layer 1, a laminated layer is arranged on the upper surface of the UHPC concrete layer 1, the laminated layer is a cast-in-place concrete layer, and upper transverse steel bars parallel to upper chord steel bars 6 and upper longitudinal steel bars perpendicular to the upper chord steel bars 6 are arranged in the laminated layer.
In the embodiment of the utility model, steel bar truss 3's 4 level of last quarter reinforcing bar weld on corrugated steel plate 2.
In the embodiment of the utility model, the both ends of this superimposed sheet are stretched out respectively to last quarter reinforcing bar 4 to set up 135 hooks at last.
The embodiment of the utility model provides an in, this superimposed sheet level is done 5X5 lower part chamfer 7 in steel bar truss's lower side surface and is handled, and this superimposed sheet level is done 15X15 upper portion chamfer 8 in steel bar truss's upside top surface and is handled, and this superimposed sheet is at the on-the-spot back of assembling, and lower part chamfer 7 is with polymer crack control mortar jointing and make level, prevents the bottom of the board fracture, and concrete is pour together on 8 and the cast-in-place layer of upper portion chamfer, reinforcing plate coupling part wholeness.
The working principle is as follows: the corrugated steel plate-UHPC prefabricated layer is composed of a UHPC ultrahigh-performance concrete layer 1 with the thickness of 30mm and an embedded YX16-76-762 corrugated steel plate 2, and the steel bar truss 3 is composed of a lower chord steel bar 4, a web member steel bar 5 and an upper chord steel bar 6; the steel bar truss 3 is connected with the laminated slab prefabricated layer through the corrugated steel plate 2 and poured into a whole; upper transverse steel bars parallel to the upper chord steel bars 6 and upper vertical steel bars vertical to the upper chord steel bars are laid on the steel bar truss 3; through steel bar truss 3's effect, cast-in-place layer pours integratively with prefabricated laminated slab. Simultaneously, binding the lower chord steel bars 3 extending out of the two sides of the plate with the steel bars of the adjacent plate or beam, and pouring concrete to form a whole; the other direction both sides of superimposed sheet are equipped with 15X15 upper portion chamfer 8 and 5X5 lower part chamfer 7 and handle, and upper portion chamfer 8 passes through the integrality of concreting reinforcing and adjacent board superimposed sheet, and lower part chamfer 7 prevents the board end fracture through polymer crack control mortar pointing.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (8)
1. A corrugated steel plate-UHPC prefabricated laminated slab is characterized in that: comprises that
The corrugated steel plate (2) is pre-embedded in the UHPC prefabricated laminated slab, the upper end of the corrugated steel plate is provided with a steel bar truss (3), the steel bar truss (3) comprises a lower chord steel bar (4), a web member steel bar (5) and an upper chord steel bar (6), the lower chord steel bar (4) is connected with the corrugated steel plate (2), and the upper chord steel bar (6) is connected with the lower chord steel bar (4) through the web member steel bar (5);
the composite slab comprises a UHPC concrete layer (1) and a corrugated steel plate (2) arranged in the UHPC concrete layer, wherein the upper surface of the UHPC concrete layer (1) is provided with a laminated layer which is a cast-in-place concrete layer, and upper transverse steel bars parallel to upper chord steel bars (6) and upper longitudinal steel bars vertical to the upper chord steel bars (6) are arranged in the laminated layer.
2. A deck-UHPC prefabricated laminate according to claim 1, wherein: the thickness of the UHPC concrete layer (1) is 30 mm.
3. A deck-UHPC prefabricated laminate according to claim 1, wherein: the corrugated steel plate (2) is horizontally arranged in the UHPC concrete layer (1), and the type of the corrugated steel plate (2) is YX 16-76-762.
4. A deck-UHPC prefabricated laminate according to claim 1, wherein: the top of the overlapping layer on the upper surface of the UHPC concrete layer (1) is provided with napping, and the height of the napping is more than 5 mm.
5. A deck-UHPC prefabricated laminate according to claim 1, wherein: the cross section of the steel bar truss (3) is triangular, and the web member steel bars (5) are arranged in a wave shape.
6. A deck-UHPC prefabricated laminate according to claim 1, wherein: and the lower chord steel bar (4) of the steel bar truss (3) is horizontally welded on the corrugated steel plate (2).
7. A deck-UHPC prefabricated laminate according to claim 1, wherein: the lower chord steel bars (4) respectively extend out of two ends of the laminated slab, and 135-degree hooks are arranged at the tail ends of the lower chord steel bars (4).
8. A deck-UHPC prefabricated laminate according to claim 1, wherein: the lower chamfer (7) of the 5X5 is processed on the lower surface of the laminated slab horizontal to the steel bar truss, the upper chamfer (8) of the 15X15 is processed on the upper top surface of the laminated slab horizontal to the steel bar truss, after the laminated slab is assembled on site, the lower chamfer (7) is caulked and leveled by polymer anti-cracking mortar, and the upper chamfer (8) and a cast-in-place layer are poured with concrete together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221305218.4U CN217439306U (en) | 2022-05-27 | 2022-05-27 | Corrugated steel plate-UHPC prefabricated laminated slab |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221305218.4U CN217439306U (en) | 2022-05-27 | 2022-05-27 | Corrugated steel plate-UHPC prefabricated laminated slab |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217439306U true CN217439306U (en) | 2022-09-16 |
Family
ID=83221003
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221305218.4U Active CN217439306U (en) | 2022-05-27 | 2022-05-27 | Corrugated steel plate-UHPC prefabricated laminated slab |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217439306U (en) |
-
2022
- 2022-05-27 CN CN202221305218.4U patent/CN217439306U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110644662A (en) | Prefabricated flat slab composite slab based on stress and splitting method thereof | |
| CN111877622B (en) | Full-assembly type concrete floor slab seam butterfly type connecting node | |
| CN212129622U (en) | Concrete laminated plate structure | |
| CN201581528U (en) | Fully-prefabricated assembled concrete floor system | |
| CN217439306U (en) | Corrugated steel plate-UHPC prefabricated laminated slab | |
| CN217557871U (en) | Laminated concrete prefabricated pool wall member | |
| CN212506971U (en) | Laminated slab for building | |
| CN113235797A (en) | Double-hole prestressed reinforced concrete laminated slab and manufacturing method thereof | |
| CN219491436U (en) | Assembled floor | |
| CN111576709A (en) | Prefabricated local coincide floor | |
| CN102031839A (en) | hollow core slab for combined use of filling rods and filling boxes | |
| CN219451218U (en) | Precast concrete floor laminated slab | |
| CN216766433U (en) | Superposed hollow floor slab with formwork | |
| CN220451079U (en) | UHPC connection is pre-fabricated stress concrete frame structure system | |
| CN212376117U (en) | Prefabricated superimposed sheet | |
| CN109853808A (en) | A kind of two-way floor of overlapping concrete reinforcement ring | |
| CN111139933B (en) | FRP sheet material connecting structure and method for prefabricated linear shear wall-prefabricated floor system | |
| CN220318581U (en) | Sandwich concrete prefabricated pipe gallery structure | |
| CN218292427U (en) | Assembled ALC composite floor slab | |
| CN220451082U (en) | UHPC (ultra high Performance) connected precast concrete frame structure system | |
| CN220451087U (en) | UHPC (ultra high pressure) connected prefabricated prestressed concrete open-pore beam frame structure system | |
| CN209817217U (en) | Bidirectional floor slab with superposed concrete reinforcing steel rings | |
| CN220666645U (en) | Ribbed steel bar truss concrete close-spliced laminated slab | |
| CN215716434U (en) | Go out prefabricated coincide floor that muscle is bent to rise | |
| CN215167021U (en) | Hollow slab for optimizing steel bar configuration |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |