CN216810534U

CN216810534U - Novel laminated slab with rib beam at bottom

Info

Publication number: CN216810534U
Application number: CN202122929810.3U
Authority: CN
Inventors: 李聪
Original assignee: Nanning Zhuchao Technology Co ltd
Current assignee: Nanning Zhuchao Technology Co ltd
Priority date: 2021-11-26
Filing date: 2021-11-26
Publication date: 2022-06-24
Anticipated expiration: 2031-11-26

Abstract

The utility model discloses a novel laminated slab with a rib beam at the bottom, which comprises a laminated slab, wherein the rib beam is distributed in a grid shape on the bottom surface of the laminated slab, a first connecting reinforcing steel bar is reserved on the connecting surface of the periphery of the laminated slab, which is connected with the laminated beam, and a second connecting reinforcing steel bar is reserved on the top surface of the laminated slab; the second connecting steel bar comprises a beam stirrup of the transverse beam and/or a reserved beam stirrup extending upwards from the beam stirrup of the longitudinal beam and a beam steel bar connected with the reserved beam stirrup. The bottom surface of the composite slab is provided with the rib beams which are distributed in a grid shape, so that the composite slab can be conveniently installed, a support does not need to be installed, and the labor, material resources and construction time are saved; the top surface of superimposed sheet reserves the second connecting reinforcement, and the reinforcement ligature on the follow-up cast-in-place layer of being convenient for improves floor bulk strength.

Description

Novel laminated slab with rib beam at bottom

Technical Field

The utility model relates to the technical field of assembly type buildings, in particular to a novel laminated slab with a rib beam at the bottom.

Background

The thickness of the existing laminated slab is relatively thin and is generally 6-8 cm, and the existing laminated slab cannot be directly arranged on the laminated beams at two ends of the laminated slab during use. When the laminated slab is installed, a support or a support frame needs to be erected between the two beams in advance, and in consideration of stability and safety, a support structure similar to a full hall frame is usually erected actually. The mounting requirement of the support frame is very high, and the level and elevation need to be accurately adjusted. This process consumes a lot of manpower, material resources and time.

The existing laminated slab is high in price, the price of cubic concrete is 3-5 times higher than that of the existing laminated slab prepared by the traditional method, and in addition, a plurality of time is needed for building a shelf. The method is very cost-ineffective in economy, has no economic benefit and no time benefit, and is the fundamental reason that the existing laminated slab assembly building technology is difficult to popularize and is not suitable for people to use. Therefore, it is necessary to design a new type of laminated slab with a reinforcement beam at the bottom to overcome the above technical problems of the existing laminated slab.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a novel laminated slab with a rib beam at the bottom, so that the defects that the structure strength of the existing laminated slab is low, a mounting bracket is required for supporting during mounting, and a large amount of manpower, material resources and time are consumed are overcome.

In order to achieve the purpose, the utility model provides a novel laminated slab with a rib beam at the bottom, which comprises a laminated slab, wherein the rib beam is distributed in a grid shape on the bottom surface of the laminated slab, a first connecting reinforcing steel bar is reserved on the connecting surface of the periphery of the laminated slab, which is connected with the laminated beam, and a second connecting reinforcing steel bar is reserved on the top surface of the laminated slab; the second connecting reinforcement comprises a reinforcement beam stirrup of the transverse reinforcement beam and/or a reserved reinforcement beam stirrup extending upwards of a reinforcement beam stirrup of the longitudinal reinforcement beam and a reinforcement beam reinforcement connected with the reserved reinforcement beam stirrup.

Preferably, in the above technical solution, the laminated plate is rectangular.

Preferably, in the above technical solution, the connecting surface is provided with a plurality of grooves distributed at intervals, and the grooves are distributed at intervals along a length direction corresponding to the connecting surface.

Preferably, in the above technical solution, when the composite slab spans between two composite beams, the second connecting reinforcement is disposed on the top of the reinforcement beam perpendicular to the composite beams.

Preferably, in the above technical solution, the rib is provided at the periphery of the bottom surface of the composite slab.

Compared with the prior art, the utility model has the following beneficial effects:

1. the bottom surface of the composite slab is provided with the rib beams which are distributed in a grid shape, so that the strength of the composite slab is improved; on the premise that the using amount of concrete is not increased, the bottom of the laminated slab is changed into a reinforced beam structure, so that the integral strength of the laminated slab is obviously enhanced, and particularly the bending strength is greatly improved;

2. the laminated slab can bear the weight of the laminated slab, and can also bear the weight of workers, reinforcing mesh and laminated concrete and dynamic load generated during concrete pouring during the laminated construction on the laminated slab;

3. the laminated slab can be directly arranged on the laminated beams at two ends without support or support, so that a large amount of manpower and material resources are saved, the construction time is greatly saved, and the working efficiency is improved;

4. the top surface of the laminated slab is reserved with the second connecting reinforcing steel bars, and the second connecting reinforcing steel bars comprise reserved beam stirrups extending upwards from the beam stirrups and beam reinforcing steel bars connected with the reserved beam stirrups, so that the subsequent reinforcement binding of a cast-in-place layer on the top of the floor slab is facilitated, and the integral strength of the floor slab is improved.

Drawings

Fig. 1 is a three-dimensional structure diagram of the novel composite slab with the bottom provided with the reinforced beams according to the utility model.

Fig. 2 is a three-dimensional structure diagram of the bottom view of the novel laminated slab with the reinforced beams at the bottom.

Description of the main reference numerals:

1-second connecting steel bars, 11-rib beam steel bars, 12-reserved rib beam stirrups, 2-laminated slabs, 3-first connecting steel bars, 4-grooves and 5-rib beams.

Detailed Description

The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited to the specific embodiments.

Throughout the specification and claims, unless explicitly stated otherwise, the word "comprise", or variations such as "comprises" or "comprising", will be understood to imply the inclusion of a stated element or component but not the exclusion of any other element or component.

Fig. 1 and 2 show a schematic structural view of a novel composite slab with a reinforcement beam at the bottom, which comprises a composite slab 2, according to a preferred embodiment of the present invention. Referring to fig. 1 and 2, the bottom surface of the composite slab 2 is provided with the rib beams 5 distributed in a grid shape to improve the strength of the composite slab 2, so that the composite slab 2 can be directly installed on the composite beams at two ends without support or support, thereby not only saving a large amount of manpower and material resources, but also greatly saving the construction time and improving the construction efficiency. The periphery of the laminated slab 2 is reserved with a first connecting reinforcing steel bar 3 on the connecting surface connected with the laminated beam, so that the laminated slab 2 is conveniently connected with the laminated beam reinforcing steel bar, and the mounting stability of the laminated slab 2 is improved. The top surface of superimposed sheet 2 reserves second connecting reinforcement 1, is convenient for superimposed sheet 2 and the connection of the cast-in-place layer reinforcing bar in floor top, improves the joint strength between cast-in-place layer and superimposed sheet 2. The rib beam 5 comprises a transverse rib beam and a longitudinal rib beam, the second connecting reinforcement 1 comprises a reserved rib beam stirrup 12 extending upwards from a rib beam stirrup of the transverse rib beam and/or a rib beam stirrup of the longitudinal rib beam, and a rib beam reinforcement 11 connected with the reserved rib beam stirrup 12. The reserved beam stirrups 12 are formed by extending beam stirrups of the transverse beam upwards; or, the reserved beam stirrups 12 are formed by extending the beam stirrups of the longitudinal beam upwards; or, the reserved beam stirrups 12 are formed by extending the beam stirrups of the transverse beam and the longitudinal beam upwards; can choose according to actual demand. By adopting the utility model, the second connecting steel bars 1 are arranged on the rib beams 5, the connecting strength of the laminated slab 2 and the cast-in-place layer can be further improved, and the integral strength of the floor slab is further improved.

Referring to fig. 1 and 2, the shape of the laminated plate 2 may be circular, oval, or rectangular. Preferably, the superimposed sheet 2 is rectangular, which facilitates splicing of the superimposed sheets 2.

Referring to fig. 1 and 2, preferably, the connecting surface of the composite slab 2 is provided with a plurality of grooves 4 distributed at intervals, and the grooves 4 are distributed at intervals along the length direction of the corresponding connecting surface, so that the concrete of the cast-in-place section of the composite slab 2 and the composite beam can flow into the grooves 4, and the quality of the connection between the connecting surface of the composite slab 2 and the composite beam is improved. The groove 4 may be circular, rectangular, triangular or rhombic.

Referring to fig. 1 and 2, preferably, when the composite slab 2 spans between two composite beams, the second connecting reinforcement 1 is disposed on the top of the reinforcement beam 5 perpendicular to the composite beams, so that the second connecting reinforcement 1 spans between the two composite beams, and two ends of the reinforcement beam reinforcement 11 of the second connecting reinforcement 1 extend outward outside the composite slab 2, which facilitates the connection between the reinforcement beam reinforcement 11 and the composite beam reinforcement, and further improves the connection quality between the composite slab 2 and the composite beam, and between the composite slab 2 and the cast-in-place layer on the top of the floor slab.

Referring to fig. 1 and 2, preferably, the periphery of the bottom surface of the laminated slab 2 is provided with the rib beams 5, that is, four rib beams 5 connected end to end are arranged at the peripheral edge of the bottom surface of the laminated slab 2, so as to further improve the strength of the laminated slab 2.

By adopting the composite slab 2 provided by the utility model, the second connecting steel bars 1 are arranged on the top surface of the composite slab 2, so that the composite slab 2 and the composite beam as well as the composite slab 2 and the cast-in-situ layer on the top of the floor slab can be conveniently connected, and the integral strength between the composite slab 2 and the cast-in-situ layer is improved; the bottom surface of the laminated slab 2 is provided with the rib beam 5, so that the overall strength of the laminated slab 2 is improved, and the laminated slab 2 can be directly abutted against the rib beam during installation, so that a support is omitted; the composite slab 2 can bear the weight of the composite slab, and can bear the weight of workers, reinforcing mesh and composite concrete and the dynamic load generated during concrete pouring during the composite construction on the composite slab, so that the manpower, material resources and construction time are greatly saved.

The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. It is not intended to limit the utility model to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the utility model and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the utility model and various alternatives and modifications as are suited to the particular use contemplated. It is intended that the scope of the utility model be defined by the claims and their equivalents.

Claims

1. The novel laminated slab with the rib beams at the bottom is characterized by comprising a laminated slab, wherein the rib beams are distributed in a grid shape on the bottom surface of the laminated slab, first connecting reinforcing steel bars are reserved on the connecting surface of the periphery of the laminated slab, which is connected with the laminated beam, and second connecting reinforcing steel bars are reserved on the top surface of the laminated slab; the second connecting reinforcement comprises a reinforcement beam stirrup of the transverse reinforcement beam and/or a reserved reinforcement beam stirrup extending upwards of a reinforcement beam stirrup of the longitudinal reinforcement beam and a reinforcement beam reinforcement connected with the reserved reinforcement beam stirrup.

2. The novel composite slab with the reinforced beam at the bottom as claimed in claim 1, wherein the composite slab is rectangular.

3. The novel composite slab with the reinforced beam at the bottom as claimed in claim 1, wherein a plurality of grooves are arranged on the connecting surface at intervals, and the grooves are arranged at intervals along the length direction corresponding to the connecting surface.

4. The novel composite slab with the reinforced beam at the bottom is characterized in that when the composite slab spans between two composite beams, the second connecting reinforcing steel bars are arranged on the tops of the reinforced beams which are perpendicular to the composite beams.

5. The novel composite slab with the reinforced beams at the bottom is characterized in that the reinforced beams are arranged on the periphery of the bottom surface of the composite slab.