CN210507981U - Straight-inserting type honeycomb beam laminated plate - Google Patents

Straight-inserting type honeycomb beam laminated plate Download PDF

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Publication number
CN210507981U
CN210507981U CN201920770947.9U CN201920770947U CN210507981U CN 210507981 U CN210507981 U CN 210507981U CN 201920770947 U CN201920770947 U CN 201920770947U CN 210507981 U CN210507981 U CN 210507981U
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honeycomb
honeycomb beam
slab
prefabricated
plate
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CN201920770947.9U
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孟宪宏
刘柯宇
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 a cut straightly type honeycomb roof beam superimposed sheet, belongs to building structure technical field, including the superimposed sheet, the superimposed sheet lower part is the prefabricated plate, pre-buried honeycomb beam rib that has on the prefabricated plate, honeycomb beam rib is half honeycomb roof beam form, vertically inserts on the prefabricated plate, the built-in reinforcing bar space of superimposed sheet is alternated in honeycomb beam rib and the junction reservation of prefabricated plate, vertical reinforcing bar and the inboard horizontal reinforcing bar of board on the medium distance arrangement board in space are the cast in situ concrete protective layer on it. Through with honeycomb beam rib cut straightly pre-buried in the prefabricated plate, prefabricated longitudinal joint muscle, transverse connection muscle in the inboard, expose the steel sheet and stretch out the superimposed sheet and link to each other with the girder overlap joint, avoid the collision of hoist and mount in-process and reinforcing bar. The height of the laminated slab is controlled by adjusting the height of the honeycomb beam rib, and the self weight of the laminated slab cannot be excessively increased even if the height of the honeycomb beam rib is increased.

Description

Straight-inserting type honeycomb beam laminated plate
Technical Field
The utility model belongs to the technical field of building structure, especially, relate to a cut straightly type honeycomb roof beam superimposed sheet.
Background
The nation popularizes the assembly type greatly, leads the assembly type building to move from the pilot demonstration to the comprehensive popularization stage, and leads the assembly type building to present the vigorous development situation. 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. In addition, the prior art has objection to the proper thickness of the laminated plate, is too thin and is easy to crack; too thick, it will increase the load, and it is more disadvantageous in lifting.
Disclosure of Invention
In order to solve the technical problem, the utility model provides a cut straightly type honeycomb roof beam superimposed sheet, through cut straightly with honeycomb roof beam rib pre-buried in the prefabricated plate, prefabricated longitudinal tie muscle, transverse connection muscle in the inboard expose the steel sheet and stretch out superimposed sheet and girder overlap joint and link to each other, avoid the collision of hoist and mount in-process and reinforcing bar. The height of the laminated slab is controlled by adjusting the height of the honeycomb beam rib, and the self weight of the laminated slab cannot be excessively increased even if the height of the honeycomb beam rib is increased.
The utility model adopts the technical proposal that:
the utility model provides a cut straightly type honeycomb roof beam superimposed sheet, the superimposed sheet lower part is the prefabricated plate, pre-buried honeycomb roof beam rib that has on the prefabricated plate, honeycomb roof beam rib is including exposing steel sheet, pre-buried steel sheet perpendicular to exposes the steel sheet and arranges in horizontal center line, honeycomb roof beam rib is half honeycomb roof beam form, and trapezoidal arch and trapezoidal recess alternating arrangement on it expose steel sheet and the prefabricated integrated into one piece of pre-buried steel sheet, pre-buried steel sheet is vertical to be inserted on the prefabricated plate, the inboard horizontal reinforcing bar has been arranged to the equidistance in the prefabricated plate, the built-in reinforcing bar space of superimposed sheet is reserved to alternate in the honeycomb roof beam rib and the junction of prefabricated plate, vertical reinforcing bar on the board is arranged to the equidistance in.
Furthermore, T-shaped ribs are welded in the middle of the lower end of the trapezoidal protrusion of the embedded steel plate.
Furthermore, cushion blocks and gaskets are welded at the end parts of the honeycomb beam ribs and inserted and embedded into the side parts of the laminated slab.
Furthermore, the thickness of the exposed steel plate is 15mm, and the thickness of the embedded steel plate is 5 mm.
Furthermore, two to four honeycomb beam ribs are arranged on each prefabricated plate, the height of the combined structure of the honeycomb beam ribs and the prefabricated plates is 90mm, and the height of the prefabricated plates is 40 mm.
Furthermore, a plate bottom protective layer is arranged at the bottom of the precast plate, and the thickness of the plate bottom protective layer is 20 mm; the arrangement intervals of the longitudinal reinforcements on the plate and the transverse reinforcements in the plate arranged in the laminated slab are respectively 150 mm.
The utility model has the advantages that:
the utility model provides a cut straightly type honeycomb roof beam superimposed sheet, through being in the same place honeycomb beam rib and prefabricated plate prefabrication, lay the one deck steel sheet above the honeycomb beam rib and stretch out one section distance as the overlap joint end, 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 is novel in design and convenient for installation of the laminated slab, and simultaneously solves the problem that the laminated slab is collided 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 for changing the positions of the reinforcing steel bars. Secondly better solution superimposed sheet thickness's problem, can also reduce the dead weight of board itself. The utility model discloses also fine solution superimposed sheet thickness problem, highly control the height of superimposed sheet through adjustment honeycomb beam rib, even increase honeycomb beam rib highly can not too much increase dead weight yet.
Drawings
FIG. 1 is a schematic structural view of a honeycomb beam composite slab of the present invention;
FIG. 2 is a front view of the honeycomb beam composite slab of the present invention;
FIG. 3 is a side view of the honeycomb beam composite of the present invention;
FIG. 4 is a top view of the honeycomb beam composite slab of the present invention;
FIG. 5 is a schematic view of the structure of the honeycomb beam rib of the present invention;
fig. 6 is a schematic view of the honeycomb beam laminated slab and the connection between the honeycomb beam laminated slab and the primary and secondary beams.
Fig. 7 is the anchoring schematic diagram of the honeycomb beam and the T-shaped rib of the present invention.
The composite plate comprises a laminated plate 1, honeycomb beam ribs 1-1, longitudinal connecting ribs 1-2, transverse connecting ribs 1-3, prefabricated plates 1-4, exposed steel plates 1-1, embedded steel plates 1-1-2, inter-plate connecting steel bars 2, on-plate connecting steel bars 3, main beams 4, secondary beams 5, on-beam connecting steel bars 6, cushion blocks 7, T-shaped ribs 8 and gaskets 9.
Detailed Description
To further illustrate the present invention, the following detailed description is given with reference to the accompanying drawings and embodiments:
a straight-inserting type honeycomb beam laminated slab comprises a laminated slab 1, inter-slab connecting steel bars 2, on-slab connecting steel bars 3, a main beam 4 and a secondary beam 5, wherein the on-beam connecting steel bars 6, cushion blocks 7, T-shaped steel bars 8 and gaskets 9.
The laminated slab 1 consists of four parts, namely honeycomb beam ribs 1-1, longitudinal steel bars 1-2 on the slab, transverse steel bars 1-3 in the slab and prefabricated slabs 1-4; the honeycomb beam rib 1-1 is composed of an exposed steel plate 1-1-1 and an embedded steel plate 1-1-2, the embedded steel plate 1-1-2 is perpendicular to the exposed steel plate 1-1-1 and is arranged on a horizontal central line, the honeycomb beam rib 1-1 is in a half honeycomb beam shape, trapezoidal protrusions and trapezoidal grooves are alternately arranged on the honeycomb beam rib, the exposed steel plate 1-1-1 and the embedded steel plate 1-1-2 are prefabricated and integrally formed, and a T-shaped rib 8 is welded in the middle of the lower end of each trapezoidal protrusion of the embedded steel plate 1-1-2 to enhance anchoring. The end part of the honeycomb beam rib 1-1 is welded with a cushion block 7 and a gasket 9, the cushion block 7 and the gasket 9 are welded, and the cushion block 7 and the gasket 9 are inserted into the side part of the laminated slab 1 in a pre-embedded mode to enhance anchoring. The method comprises the steps that a honeycomb beam rib 1-1 is directly inserted and embedded on a precast slab 1-4, a gap for inserting built-in steel bars of a laminated slab is reserved at the joint of the honeycomb beam rib 1-1 and the precast slab 1-4, and longitudinal steel bars 1-2 and in-slab transverse steel bars 1-3 on the slab are equidistantly arranged in the reserved gap according to design requirements and a concrete protection layer is cast in situ; when two adjacent laminated slabs 1 are connected, placing an inter-slab connecting steel bar 2 at the joint of the two laminated slabs 1, and finally casting a concrete protective layer in situ; when superimposed sheet 1 is connected with girder 4, secondary beam 5, place on the board at superimposed sheet 1 and primary and secondary beam joint seam department and connect n shape reinforcing bar 3 and extend to girder 4 and secondary beam 5 on, the concrete protective layer of at last casting in situ, connecting reinforcement 6 is convenient for two adjacent superimposed sheets 1 relative overlap joint on the reservation roof beam on the girder. The height of the combined structure of the honeycomb beam rib 1-1 and the precast slab 1-4 is 90mm, and the thickness of the precast slab 1-4 is 40 mm.
The arrangement distances of the longitudinal reinforcements 1-2 arranged on the plate and the transverse reinforcements 1-3 arranged in the plate in the composite slab 1 are respectively 150 mm. A20 mm concrete protective layer is left under the precast slab (14). The thickness of the exposed steel plate 1-1-1 is 15 mm. The thickness of the steel plate of the pre-buried steel plate 1-1-2 is 5 mm.
When two novel honeycomb beam rib superimposed sheets 1 are transversely or longitudinally connected, the upper connecting steel bars 3 of the sheets extend into the superimposed sheets 1 by 600 mm.
When the laminated slab 1 is connected with the primary and secondary beams 4 and 5, the on-board connecting steel bars 3 playing a role of lap joint extend into the laminated slab 1 for 750 mm.
The preparation method of the straight-through honeycomb beam laminated slab comprises the following steps:
a. firstly, pre-embedding a honeycomb beam rib 1-1 in a precast slab 1-4, reserving a 20mm protective layer on the precast slab 1-4, and arranging precast-layer steel bars;
b. the honeycomb beam ribs 1-1 are inserted into the precast slabs 1-4, and then the longitudinal connecting ribs 1-2 and the transverse connecting ribs 1-3 are arranged for connection, so that two to four honeycomb beam ribs 1-1 are arranged on each precast slab to prevent the stress concentration problem;
c. and the exposed steel plate 1-1-1 on the honeycomb beam rib laminated slab 1 is lapped on the main beam 4.
d. And finishing the installation and the positioning of the honeycomb beam rib laminated slab.
Example 1:
a. pre-burying a honeycomb beam rib 1-1 in a precast slab 1-4, sleeving a cushion block 7 on the end part of the honeycomb beam rib, reserving a 20mm protective layer on the precast slab 1-4, and arranging precast layer steel bars;
b. the honeycomb beam rib 1-1 is inserted into the precast slabs 1-4, then the longitudinal connecting ribs 1-2 are arranged for connection, and the transverse connecting ribs 1-3 are arranged for connection, so that in order to prevent the stress concentration problem, 2-4 honeycomb beam ribs 1-1 are arranged on each precast slab;
c. and the exposed steel plate 1-1-1 on the honeycomb beam rib laminated slab 1 is lapped on the main beam 4.
d. When two adjacent superimposed sheets 1 are connected, placing connecting reinforcing steel bars 2 between the plates at the joint of the two superimposed sheets 1, and finally casting a concrete protective layer in situ.
The height of the combined structure of the honeycomb beam rib 1-1 and the precast slab 1-4 is 90mm, and the thickness of the precast slab 1-4 is 40 mm; the arrangement distances of the longitudinal reinforcements 1-2 arranged on the plate and the transverse reinforcements 1-3 arranged in the plate in the composite slab 1 are respectively 150 mm.
The thickness of the exposed steel plate 1-1-1 is 15 mm. The thickness of the steel plate of the pre-buried steel plate 1-1-2 is 5 mm.
When two novel honeycomb beam rib superimposed sheets 1 are transversely or longitudinally connected, the upper connecting steel bars 3 of the sheets extend into the superimposed sheets 1 by 600 mm.
When the laminated slab 1 is connected with the primary and secondary beams, the on-board connecting steel bars 3 playing a role of lap joint extend into the laminated slab 1 for 750 mm.
When the main beam and the secondary beam are installed:
overlapping edges are reserved on exposed steel plates 1-1-1 of honeycomb beam ribs 1-1 on the laminated slab 1, the overlapping edges are overlapped on the main beam 4, the joints of the laminated slab 1 and the main beam and the secondary beam are connected through connecting steel bars 3 on the slab and extend to the main beam 4 and the secondary beam 5, and when adjacent laminated slabs 1 are transversely or longitudinally connected, the adjacent laminated slabs are connected through the connecting steel bars 3 on the slab, and finally, concrete protective layers are cast in situ. The main beam 4 is provided with connecting steel bars 6, and the adjacent laminated slabs 1 are oppositely lapped through the connecting steel bars 6 on the beam. The connecting steel bars 3 are n-shaped connecting steel bars, and when the laminated slab 1 is connected with the main beam 4 and the secondary beam 5, the connecting steel bars 3 on the slab extend into the laminated slab 1 by 750 mm; when two adjacent superimposed sheets 1 are transversely or longitudinally connected, the upper connecting steel bars 3 of the sheets extend into the superimposed sheets 1 by 600 mm.
The prefabricated plate 1-4 and the honeycomb beam rib 1-1 are installed together, when concrete of the prefabricated plate is not condensed and hardened, a cushion block 7 and a gasket 9 are sleeved on the end portion of the honeycomb beam rib 1-1 and inserted into the prefabricated plate 1-4, the cushion block 7 is placed to increase the bonding force between the honeycomb beam rib and the prefabricated plate, in order to enable the honeycomb beam rib 1-1 and the prefabricated plate 1-4 to be stressed uniformly, a T-shaped rib 8 is welded on the cushion block 7 to enhance anchoring, and the novel laminated plate 1 is formed. Laying a layer of steel plate on the honeycomb beam rib, extending a certain distance to serve as a lap joint end, and then lapping the lap joint end on the beam; secondly, the installation of a novel laminated slab is completed by carrying out cast-in-place upper concrete. The height of the laminated slab is controlled by adjusting the height of the honeycomb beam rib, and the self weight of the laminated slab cannot be excessively increased even if the height of the honeycomb beam rib is increased.
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 (6)

1. The utility model provides a cut straightly type honeycomb roof beam superimposed sheet which characterized in that: the prefabricated slab is characterized in that a prefabricated slab (1-4) is arranged at the lower part of the laminated slab (1), honeycomb beam ribs (1-1) are pre-embedded on the prefabricated slab (1-4), the honeycomb beam ribs (1-1) comprise exposed steel plates (1-1-1) and pre-embedded steel plates (1-1-2), the pre-embedded steel plates (1-1-2) are perpendicular to the exposed steel plates (1-1-1) and are arranged on a horizontal central line, the honeycomb beam ribs (1-1) are in a half honeycomb beam shape, trapezoidal protrusions and trapezoidal grooves are alternately arranged on the honeycomb beam ribs, the exposed steel plates (1-1-1) and the pre-embedded steel plates (1-1-2) are prefabricated and integrally formed, the pre-embedded steel plates (1-1-2) are vertically inserted on the prefabricated slab (1-4), and transverse steel bars (1-3) in the prefabricated slab (1-4) are equidistantly arranged, and a gap for inserting built-in steel bars of the laminated slab is reserved at the joint of the honeycomb beam rib (1-1) and the precast slab (1-4), and longitudinal steel bars (1-2) on the slab are arranged in the gap at a medium distance and are provided with a cast-in-place concrete protective layer.
2. An in-line honeycomb beam composite as set forth in claim 1, wherein: the middle part of the lower end of the trapezoidal protrusion of the embedded steel plate (1-1-2) is welded with a T-shaped rib (8).
3. An in-line honeycomb beam composite as set forth in claim 1, wherein: the end part of the honeycomb beam rib (1-1) is welded with a cushion block (7) and a gasket (9), and the cushion block (7) and the gasket (9) are inserted into and embedded in the side part of the laminated slab (1).
4. An in-line honeycomb beam composite as set forth in claim 1, wherein: the thickness of the exposed steel plate (1-1-1) is 15mm, and the thickness of the embedded steel plate (1-1-2) is 5 mm.
5. An in-line honeycomb beam composite as set forth in claim 1, wherein: two to four honeycomb beam ribs (1-1) are arranged on each prefabricated plate (1-4), the height of the combined structure of the honeycomb beam ribs (1-1) and the prefabricated plates (1-4) is 90mm, and the height of the prefabricated plates (1-4) is 40 mm.
6. An in-line honeycomb beam composite as set forth in claim 1, wherein: the bottom of each prefabricated plate (1-4) is provided with a plate bottom protective layer with the thickness of 20 mm; the arrangement distance of longitudinal reinforcements (1-2) on the plate and transverse reinforcements (1-3) in the plate arranged in the composite slab (1) is respectively 150 mm.
CN201920770947.9U 2019-05-27 2019-05-27 Straight-inserting type honeycomb beam laminated plate Active CN210507981U (en)

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Application Number Priority Date Filing Date Title
CN201920770947.9U CN210507981U (en) 2019-05-27 2019-05-27 Straight-inserting type honeycomb beam laminated plate

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Application Number Priority Date Filing Date Title
CN201920770947.9U CN210507981U (en) 2019-05-27 2019-05-27 Straight-inserting type honeycomb beam laminated plate

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110080446A (en) * 2019-05-27 2019-08-02 沈阳建筑大学 A kind of direct plugging-in Honeycomb Beam superimposed sheet and preparation method thereof and installation method
CN112854576A (en) * 2021-03-15 2021-05-28 重庆大学 Novel concrete composite floor slab with exposed light steel at bottom
CN112854438A (en) * 2021-03-15 2021-05-28 重庆大学 Assembly type concrete frame system with exposed flat net rack floor and exposed truss girder

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110080446A (en) * 2019-05-27 2019-08-02 沈阳建筑大学 A kind of direct plugging-in Honeycomb Beam superimposed sheet and preparation method thereof and installation method
CN112854576A (en) * 2021-03-15 2021-05-28 重庆大学 Novel concrete composite floor slab with exposed light steel at bottom
CN112854438A (en) * 2021-03-15 2021-05-28 重庆大学 Assembly type concrete frame system with exposed flat net rack floor and exposed truss girder

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