CN210507978U - Assembled superimposed sheet - Google Patents

Assembled superimposed sheet Download PDF

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Publication number
CN210507978U
CN210507978U CN201920770948.3U CN201920770948U CN210507978U CN 210507978 U CN210507978 U CN 210507978U CN 201920770948 U CN201920770948 U CN 201920770948U CN 210507978 U CN210507978 U CN 210507978U
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China
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honeycomb
slab
prefabricated
honeycomb beam
plate
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CN201920770948.3U
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孟宪宏
倪明阳
郭凯
代伟明
周丽娟
赵广军
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Shenyang Jianzhu University
China Academy of Building Research CABR
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Shenyang Jianzhu University
China Academy of Building Research CABR
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Abstract

The utility model provides an assembled superimposed sheet belongs to building structure technical field, assembled superimposed sheet includes the honeycomb roof beam, the two honeycomb roof beam upside welding edge of a wing steel sheet that are parallel to each other, the honeycomb roof beam is prefabricated with the prefabricated plate and is pegged graft together and link to each other, the edge of a wing steel sheet stretches out and takes in the stirrup interval on the superimposed beam to with the stirrup parallel and level, connect through the piece between the prefabricated plate, the seam crossing is equipped with the bottom of the plate and connects the vertical muscle, be cast-in-place layer on the edge of a wing steel sheet. This assembled superimposed sheet is through with welding installation edge of a wing steel sheet on the honeycomb roof beam, and edge of a wing steel sheet links to each other with superimposed beam overlap joint to peg graft the honeycomb roof beam with its shape position matched with prefabricated plate fixedly and link to each other, cancelled the beard muscle, realize that the hoist and mount in-process need not to collide with the reinforcing bar mutually, made things convenient for superimposed sheet's installation more, and had good atress performance.

Description

Assembled superimposed sheet
Technical Field
The utility model belongs to the technical field of building structure, especially, relate to an assembled superimposed sheet.
Background
With the increasing importance of the country on prefabricated assembly type buildings, the assembly type buildings are continuously popularized and applied, and the proportion of the assembly type buildings in the buildings of our country is larger and larger. The use of a large number of prefabricated components in the fabricated building improves the waste situation of the traditional cast-in-place structure, particularly the use of a large number of laminated plates, saves the use of templates and improves the rigidity and integrity of the structure. However, there are currently significant problems with the installation of the superimposed panels by lifting. For the hoisting of the common laminated slab, the problem that the hoisting and installation can be finished only by adopting a method of moving the steel bars because the common laminated slab needs to be considered to collide with the steel bars on the beam and the wall in the process of installing the laminated slab. This method is time consuming and labor intensive.
Disclosure of Invention
In order to solve the technical problem, the utility model provides an assembled superimposed sheet, this assembled superimposed sheet are through with the honeycomb roof beam on the welding installation edge of a wing steel sheet, edge of a wing steel sheet links to each other with the superimposed beam overlap joint to peg graft honeycomb roof beam and shape position matched with prefabricated plate with it and fix and link to each other, realize that the hoist and mount in-process need not to collide with the reinforcing bar mutually, made things convenient for superimposed sheet's installation more, and had good atress performance.
The utility model adopts the technical proposal that:
the utility model provides an assembled superimposed sheet, assembled superimposed sheet includes prefabricated layer, cast-in-place layer, the prefabricated in situ is equipped with the prefabricated plate, assembled superimposed sheet still includes the honeycomb roof beam, the honeycomb roof beam is half honeycomb roof beam form, is trapezoidal protruding and trapezoidal recess alternative arrangement on it, and the two honeycomb roof beam upside welding edge of a wing steel sheet that are parallel to each other, the welding has the L shape muscle of perpendicular to edge of a wing steel sheet on the trapezoidal protruding perpendicular bisector of honeycomb roof beam, be equipped with the reinforcing bar on the prefabricated plate, the reinforcing bar is just to the trapezoidal recess central point of honeycomb roof beam and puts, the honeycomb roof beam links to each other with prefabricated grafting together, edge of a wing steel sheet stretches out to be taken in the stirrup interval on the superimposed sheet to with the stirrup parallel and level, through piece joint connection between two prefabricated plates, seam department is equipped with the board end and connects the longitudinal bar, be the cast.
The extension length of the flange steel plate is one third of the width of the composite beam.
The utility model provides an assembled superimposed sheet, honeycomb roof beam height 65mm, wide 80mm, every trapezoidal slab interval 140mm is evenly arranged.
The honeycomb beam is provided with a flange steel plate with the thickness of 6 mm.
According to the fabricated composite slab, the combined structure of the honeycomb beam and the prefabricated slab is 80mm in height, and the prefabricated slab is 30mm in height.
According to the fabricated laminated slab, a slab bottom protective layer is arranged at the bottom of the prefabricated slab, and the thickness of the slab bottom protective layer is 15 mm; the honeycomb beam is inserted into the precast slab and is contacted with the slab bottom protective layer.
The fabricated composite slab is characterized in that stirrups at two ends of the composite beam are encrypted, the distance between the hooping encryption areas is 100mm, and the distance between the hooping encryption areas is 200 mm.
The assembled superimposed sheet, the reinforcing bar interval is 200 mm.
The utility model has the advantages that:
the utility model provides a novel assembled superimposed sheet and assembly method, through being in the same place honeycomb roof beam and prefabricated plate installation, lay one deck edge of a wing steel sheet and stretch out one section distance as the overlap joint end above the honeycomb roof beam, overlap joint end overlap joint is on the roof beam again, carries out cast-in-place upper concrete at last and accomplishes the installation of a novel superimposed sheet. The method has novel design, is convenient for the installation of the laminated slab, cancels the beard rib, and simultaneously avoids the problem that the laminated slab collides with the reinforcing steel bars of the beam, the wall and other members in the installation process, and the installation can be completed only by adopting a method of changing the position of the reinforcing steel bars.
Drawings
FIG. 1 is a front view of a novel fabricated composite slab and a method of fabricating the same;
FIG. 2 is a schematic view of a honeycomb beam structure;
FIG. 3 is a schematic view showing the arrangement of the joint split composite slab and the reinforcing bars;
fig. 4 is a structural schematic diagram of a novel assembly type laminated slab and an assembly method.
Fig. 5 is a schematic view showing the connection of the honeycomb girder to the prefabricated panels.
The components in the figure: the prefabricated beam comprises a laminated beam 1, a prefabricated plate 2, a honeycomb beam 3, a cast-in-place layer 4, a reinforcing steel bar 5, a prefabricated layer 6, a flange steel plate 7, an L-shaped rib 8, a plate bottom connecting longitudinal rib 9 and a stirrup 10.
Detailed Description
To further illustrate the present invention, the following detailed description is given with reference to the accompanying drawings and embodiments:
the novel laminated slab comprises a prefabricated layer 6 and a cast-in-place layer 4, a prefabricated plate 2 is arranged in the prefabricated layer 6, a honeycomb beam 3 is arranged on the prefabricated plate 2, reinforcing steel bars 5 are arranged on the prefabricated plate 2, the honeycomb beam 3 and the prefabricated plate 2 are combined together through an L-shaped rib 8 welded on the honeycomb beam 3, and the honeycomb beam 3 is ensured to be inserted into the prefabricated plate 2. The flange steel plate 7 is arranged on the upper surface of the honeycomb beam 3, extends out for a certain length, is lapped in the space between the stirrups 10 on the superposed beam 1, and is flush with the stirrups 10. The two prefabricated plates 2 are connected through a splicing seam, and a plate bottom connecting longitudinal rib 9 is arranged at the seam.
The height of the honeycomb beam 3 is 65mm, the width of the honeycomb beam is 80mm, and each trapezoid plate is uniformly arranged at intervals of 140 mm.
The honeycomb beam 3 is provided with a flange steel plate 7 with the thickness of 6 mm.
The height of the combined structure of the honeycomb beam 3 and the precast slab 2 is 80mm, and the height of the precast slab 2 is 30 mm.
The bottom of the precast slab 2 is provided with a slab bottom protective layer, and the thickness of the slab bottom protective layer is 15 mm.
The honeycomb beams 3 are inserted into the prefabricated panels 2 until they contact the protective layer of the bottom of the panels.
The stirrups 10 at two ends of the beam are encrypted, the distance between the encrypted areas of the stirrups 10 is 100mm, and the distance between the unencrypted areas is 200 mm.
The distance between the steel bars 5 is 200 mm.
And the joint of the two prefabricated panels 2 is connected with the panel bottom connecting longitudinal rib 9.
The assembling method of the novel assembling type laminated slab comprises the following steps:
a. cutting an H-shaped steel web or a steel plate according to a certain fold line, and taking one part of the H-shaped steel web or the steel plate as a honeycomb beam 3 for hoisting;
b. welding L-shaped ribs 8 on the trapezoidal protrusions on the outer side surface of the honeycomb beam 3, and mounting flange steel plates 7 on the two parallel honeycomb beams 3; a lap joint edge is reserved on the flange steel plate 7;
c. in the process of manufacturing the precast slabs 2, rectangular grooves corresponding to the honeycomb beams 3 are precast on precast bottom plates, the honeycomb beams 3 and L-shaped ribs 8 are inserted into the rectangular grooves, reinforcing steel bars 5 are arranged on the planes of the precast slabs 2 and parallel to the center positions of the trapezoidal grooves of the honeycomb beams 3, and two honeycomb beams 3 are arranged on each precast slab 2;
d. and overlapping the flange steel plate 7 on the honeycomb beam 3 in the distance of the stirrups 10 on the composite beam 1 to finish the installation with the composite beam 1.
e. The two precast slabs 2 are connected through the abutted seams, and upper-layer concrete is cast in situ to form a cast-in-situ layer 4.
f. And completing the installation and the positioning of the whole laminated slab system.
Example (b):
referring to fig. 1-4, the novel assembly type composite slab and the assembly method thereof comprise a prefabricated layer 6 and a cast-in-place layer 4, wherein a prefabricated plate 2 is arranged in the prefabricated layer 6, and a honeycomb beam 3 is arranged on the prefabricated plate 2. The honeycomb beam 3 is formed by cutting a part of H-shaped steel web plates according to a certain folding line, wherein the height of the honeycomb beam is 65mm, the width of the honeycomb beam is 80mm, and the trapezoidal interval in the plate is 140 mm. The prefabricated slab 2 is 3m long, and two honeycomb beams 3 are placed, but not too much, to prevent stress concentration. Wherein the stirrups 10 at two ends of the beam are encrypted, the distance between the encrypted areas is 100mm, and the distance between the unencrypted areas is 200 mm. The distance between the steel bars 5 is 200mm, the L-shaped ribs 8 are welded on the honeycomb beam 3, the honeycomb beam 3 and the L-shaped ribs 8 are welded together and installed in the prefabricated plate 2, and the welded L-shaped ribs 8 ensure that the honeycomb beam 3 is firmly fixed in the prefabricated plate 2. The prefabricated plate 2 is internally provided with a plate bottom protective layer with the thickness of 15mm, and the honeycomb beam 3 is ensured to be inserted into the plate bottom protective layer in the plate. The upper surface of the honeycomb beam 3 is provided with a flange steel plate 7 with the thickness of 6mm, and the flange steel plate is used for being lapped and fixed with the superposed beam 1. The flange steel plates 7 extend out to certain length and are lapped in the space between the stirrups 10 on the superposed beam 1 to connect and fix the beam plates. The whole laminated slab system is fixed, and cast-in-place is completed. The two prefabricated plates 2 are connected by splicing seams, and the joint is provided with a plate bottom connecting longitudinal rib 9.
As shown in fig. 5, firstly, a prefabricated bottom plate is produced, a rectangular groove with the width of 120mm and the height of 8mm is reserved, the honeycomb beam 3 and the L-shaped rib 8 are combined and placed in the groove, and then, a concrete bottom plate is poured, so that the prefabricated plate is manufactured.
The novel assembly type laminated slab and the assembly method comprise the following steps:
(1) cutting an H-shaped steel web plate according to a certain broken line, and taking a part of the H-shaped steel web plate as a half-honeycomb beam-shaped honeycomb beam 3 for hoisting;
(2) welding L-shaped ribs 8 on the trapezoidal protrusions on the outer side surface of the honeycomb beam 3, and mounting flange steel plates 7 on the two parallel honeycomb beams 3; a lap joint edge is reserved on the flange steel plate 7;
(3) in the process of manufacturing the precast slabs 2, rectangular grooves corresponding to the honeycomb beams 3 are precast on precast bottom plates, the honeycomb beams 3 and L-shaped ribs 8 are inserted into the rectangular grooves, reinforcing steel bars 5 are arranged on the planes of the precast slabs 2 and parallel to the center positions of the trapezoidal grooves of the honeycomb beams 3, and two honeycomb beams 3 are arranged on each precast slab 2;
(4) overlapping the flange steel plate 7 on the honeycomb beam 3 in the space between the stirrups 10 on the superposed beam 1 to finish the installation with the superposed beam 1;
(5) the two precast slabs 2 are connected through a splicing seam, and upper concrete is cast in place to form a cast-in-place layer 4;
(6) and completing the installation and the positioning of the whole laminated slab system.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (8)

1. The assembled composite slab comprises a prefabricated layer (6) and a cast-in-place layer (4), wherein a prefabricated slab (2) is arranged in the prefabricated layer (6), and is characterized by further comprising a honeycomb beam (3), the honeycomb beam (3) is in a half honeycomb beam shape, trapezoidal protrusions and trapezoidal grooves are alternately arranged on the honeycomb beam, the two mutually parallel honeycomb beams (3) are welded on the edges of two sides of a flange steel plate (7) perpendicular to the honeycomb beam at the same side, an L-shaped rib (8) perpendicular to the flange steel plate (7) is welded on the perpendicular line of the trapezoidal protrusions of the honeycomb beam (3) and anchored in the prefabricated slab (2), a reinforcing steel bar (5) is arranged on the prefabricated slab (2), the reinforcing steel bar (5) is just opposite to the central position of the trapezoidal grooves of the honeycomb beam (3), the honeycomb beam (3) and the prefabricated slab (2) are connected in an inserting mode, the flange steel plate (7) extends out of the distance between the stirrups (10) lapped on the superposed beam (1) and is parallel and level to the stirrups (10), the two prefabricated plates (2) are connected through a spliced seam, a plate bottom connecting longitudinal rib (9) is arranged at the seam, and a cast-in-place layer (4) is arranged on the flange steel plate (7).
2. A fabricated composite slab according to claim 1, characterised in that the length of the flange steel plates (7) is one third of the width of the composite beam (1).
3. A fabricated composite board according to claim 1, wherein: the honeycomb beam (3) is 65mm in height and 80mm in width, and each trapezoid plate is uniformly arranged at intervals of 140 mm.
4. A fabricated composite board according to claim 1, wherein: the honeycomb beam (3) is provided with a flange steel plate (7) with the thickness of 6 mm.
5. A fabricated composite board according to claim 1, wherein: the height of the combined structure of the honeycomb beam (3) and the precast slab (2) is 80mm, and the height of the precast slab (2) is 30 mm.
6. A fabricated composite board according to claim 1, wherein: the bottom of the precast slab (2) is provided with a slab bottom protective layer, and the thickness of the slab bottom protective layer is 15 mm; the honeycomb beam (3) is inserted into the precast slab (2), and the honeycomb beam (3) is in contact with the slab bottom protective layer.
7. A fabricated composite board according to claim 1, wherein: the hooping (10) at two ends of the superposed beam (1) are encrypted, the interval between the encrypted areas of the hooping (10) is 100mm, and the interval between the unencrypted areas is 200 mm.
8. A fabricated composite board according to claim 1, wherein: the distance between the steel bars (5) is 200 mm.
CN201920770948.3U 2019-05-27 2019-05-27 Assembled superimposed sheet Active CN210507978U (en)

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Application Number Priority Date Filing Date Title
CN201920770948.3U CN210507978U (en) 2019-05-27 2019-05-27 Assembled superimposed sheet

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Application Number Priority Date Filing Date Title
CN201920770948.3U CN210507978U (en) 2019-05-27 2019-05-27 Assembled superimposed sheet

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110094006A (en) * 2019-05-27 2019-08-06 沈阳建筑大学 A kind of assembled superimposed sheet and its assembly method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110094006A (en) * 2019-05-27 2019-08-06 沈阳建筑大学 A kind of assembled superimposed sheet and its assembly method

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