CN216109248U

CN216109248U - Laminated floor slab

Info

Publication number: CN216109248U
Application number: CN202121264207.1U
Authority: CN
Inventors: 白建朴; 盖旭日; 陈武志; 李鑫; 曹名扬; 郭鹏; 朱红灿; 王彬
Original assignee: CCCC First Highway Engineering Co Ltd
Current assignee: CCCC First Highway Engineering Co Ltd
Priority date: 2021-06-07
Filing date: 2021-06-07
Publication date: 2022-03-22
Anticipated expiration: 2031-06-07

Abstract

The utility model discloses a composite floor slab, which comprises a concrete slab body, wherein a steel structure comprises a frame arranged on the side of the slab body, a plurality of transverse steel bars penetrate through the frame, a plurality of longitudinal steel bars are arranged on the frame corresponding to the transverse steel bars, step grooves are formed in two ends of the slab body corresponding to the longitudinal steel bars, and covered edges are wrapped in the step grooves. The plate body avris is provided with the frame of metal, has strengthened the firm of plate body avris greatly, makes the more parallel and level of avris of plate body, and the avris of plate body concatenation is provided with the step groove, and it is just right opposite from top to bottom that its steel construction that corresponds behind the adjacent plate body concatenation, the mutual block butt joint in step groove that its corresponds, and the step groove that corresponds can be filled the shutoff and glued and be used for sealedly, directly paint the shutoff with the shutoff glue can at the step groove, improved the efficiency of construction greatly, and the leakproofness also improves greatly.

Description

Laminated floor slab

Technical Field

The utility model belongs to the technical field of building assembly floor slabs, and particularly relates to a composite floor slab.

Background

The laminated floor slab is an assembled integral floor slab formed by laminating prefabricated slabs and cast-in-place reinforced concrete layers. The composite floor slab has good integrity, the upper and lower surfaces of the slab are smooth, the decoration of a finish coat is convenient, and the composite floor slab is suitable for high-rise buildings and large-bay buildings with higher requirement on the integral rigidity.

The prefabricated slab is one of the components of floor slab structure and also is a permanent formwork for in-situ cast laminated steel-concrete layer, and horizontal pipeline may be laid in the in-situ cast laminated layer. The composite floor slab has good integrity and high rigidity, can save templates, has smooth upper and lower surfaces, is convenient for finishing a finish coat, and is suitable for high-rise buildings and large-bay buildings with higher requirement on the integral rigidity.

The span of the laminated floor slab is generally 4-6 m, and the maximum span can reach 9 m. One component of the composite floor slab is a cast-in-place concrete layer, the thickness of which varies with the span of the floor slab but is at least equal to the thickness of the prefabricated thin slab. The laminated floor slab is spliced and installed after being prepared, a plurality of floor slabs are required to be arranged and assembled at the same roof plane at the same time, gaps exist between the floor slabs after splicing, a vibration flattening step is carried out after concrete is poured on the upper side, a sealing layer needs to be filled, and water seepage is prevented when the upper side is poured. The existing sealing layer is additionally arranged and is filled along gaps, the filling and the installation of the sealing layer are very uneven, missing parts are easily caused, and meanwhile, in the assembling process of the floor slab, the edges have enlarged gaps due to the problems of incomplete processing, impact damage and the like. Therefore, the utility model mainly solves the problem that the sealing effect of the sealing layer is difficult to exert due to the fact that the edges of the prefabricated composite floor slabs are easy to damage in the laying process and large gaps exist among the floor slabs.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a composite floor slab, which mainly solves the problem that a sealing layer is difficult to exert a sealing effect because a prefabricated composite floor slab is easy to damage the edge in the laying process and a large gap exists between the floor slabs.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

a composite floor slab comprises a concrete slab body, wherein a steel structure is embedded in the slab body, the steel structure comprises a frame arranged on the side of the slab body, a plurality of transverse steel bars penetrate through the frame, and the transverse steel bars penetrate through the corresponding frame and extend to the outside of the slab body;

the frame corresponds horizontal reinforcing bar and is provided with a plurality of longitudinal reinforcement, the plate body corresponds the both ends of longitudinal reinforcement and all is provided with the step groove, the step groove parcel has bordured, bordure and be connected with the frame, the tip of longitudinal reinforcement is fixed in bordures.

Further, the frame is provided with a pipe perforation through which the corresponding transverse steel bar penetrates.

Furthermore, a threaded portion is arranged at a position, corresponding to the through hole, of the transverse steel bar, and a nut is sleeved on the threaded portion.

Furthermore, truss reinforcing steel bars are fixed on the longitudinal reinforcing steel bars, and the truss reinforcing steel bars and the transverse reinforcing steel bars are in the same direction and parallel.

The utility model has the following beneficial effects:

(1) the plate body avris is provided with the frame of metal, has strengthened the firm of plate body avris greatly, makes the avris parallel and level more of plate body, is pouring more convenient of the in-process of preparation, is difficult to lead to the avris damaged because of taking place striking etc. at the in-process of transportation installation.

(2) The avris of plate body concatenation is provided with the step groove, and it is just right opposite from top to bottom that its steel construction that corresponds behind the adjacent plate body concatenation, the mutual block butt joint in step groove that its corresponds, and the step groove that corresponds can fill the shutoff and glue and be used for sealedly, directly scribble the shutoff with the shutoff glue in the step groove can, improved the efficiency of construction greatly, and the leakproofness also improves greatly.

Of course, it is not necessary for any product in which the utility model is practiced to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1: the utility model relates to a structure diagram of a steel structure.

FIG. 2: the structure of the utility model.

In the drawings, the components represented by the respective reference numerals are listed below:

plate body 1, steel construction 2, frame 21, horizontal reinforcing bar 3, vertical reinforcing bar 4, step groove 11, bordure 22, pipe perforation 23, screw thread portion 31, nut 32, truss reinforcing bar 5.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.

As shown in fig. 1-2: the utility model provides a coincide floor, includes plate body 1 that the concrete was made, the inside embedding of plate body 1 has steel construction 2, steel construction 2 is square frame including installing in the frame 21 of plate body 1 avris, wraps up the avris of plate body. A plurality of transverse steel bars 3 penetrate through the frame 21, and the transverse steel bars 3 penetrate through the corresponding frame 21 and extend to the outside of the plate body 1; the horizontal reinforcing bar evenly sets up, as the atress reinforcing bar, unanimous with the length direction of plate body, and the plate body is extended at both ends for the distolateral concrete placement of plate body is fixed.

The frame 21 is provided with a plurality of longitudinal reinforcing bars 4 corresponding to the transverse reinforcing bars 3 as construction reinforcing bars. The both ends that the plate body 1 corresponds longitudinal reinforcement 4 all are provided with step groove 11, step groove 11 parcel has bordure 22, bordures and frame an organic whole and sets up, bordure 22 and frame 21 are connected, the tip of longitudinal reinforcement 4 is fixed in bordure 22. And (7) welding and fixing.

According to the utility model, the metal frame is arranged on the side of the plate body, so that the stability of the side of the plate body is greatly enhanced, the side of the plate body is more level, the pouring preparation process is more convenient, and the side is not easy to damage due to collision and the like in the transporting and installing processes.

The avris of plate body concatenation is provided with the step groove, and it is just right opposite from top to bottom that its steel construction that corresponds behind the adjacent plate body concatenation, the mutual block butt joint in step groove that its corresponds, and the step groove that corresponds can fill the shutoff and glue and be used for sealedly, directly scribble the shutoff with the shutoff glue in the step groove can, improved the efficiency of construction greatly, and the leakproofness also improves greatly.

As shown in fig. 1: the frame 2 is provided with a pipe perforation 23 through which the corresponding transverse steel bar 3 penetrates. The adjusting device is used for adjusting the position of the transverse steel bar, and is convenient for aligning the end parts of the steel bar.

As shown in fig. 1: and a threaded part 31 is arranged at the position of the transverse steel bar 3 corresponding to the through hole 23, and a nut 32 is sleeved on the threaded part 31. The transverse reinforcing steel bar fixing device is used for fixing the transverse reinforcing steel bar, and the reinforcing steel bar is fixed on the frame through the screw cap after the transverse reinforcing steel bar is installed.

As shown in fig. 1: and truss steel bars 5 are fixed on the longitudinal steel bars 4, and the truss steel bars 5 are in the same direction and parallel to the transverse steel bars 3. The cross section of the truss steel bar is triangular, and the end point of the triangle is fixed with the steel bar. The embedded type concrete reinforcing device is used for reinforcing the embedding force between later poured concrete.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A composite floor slab, its characterized in that:

the steel plate comprises a concrete plate body (1), a steel structure (2) is embedded into the plate body (1), the steel structure (2) comprises a frame (21) arranged on the side of the plate body (1), a plurality of transverse steel bars (3) penetrate through the frame (21), and the transverse steel bars (3) penetrate through the corresponding frame (21) and extend to the outside of the plate body (1);

frame (21) correspond horizontal reinforcing bar (3) and are provided with a plurality of longitudinal reinforcement (4), the both ends that plate body (1) corresponds longitudinal reinforcement (4) all are provided with step groove (11), step groove (11) parcel has bordure (22), bordure (22) and be connected with frame (21), the end fixing of longitudinal reinforcement (4) is bordured (22).

2. A composite floor slab as defined in claim 1, wherein: the frame (2) is provided with a pipe through hole (23) which penetrates through the corresponding transverse steel bar (3).

3. A composite floor slab as claimed in claim 2, wherein: the transverse steel bar (3) is provided with a threaded portion (31) corresponding to the position penetrating through the through hole (23), and the threaded portion (31) is sleeved with a nut (32).

4. A composite floor slab as defined in claim 1, wherein: the longitudinal steel bars (4) are fixed with truss steel bars (5), and the truss steel bars (5) and the transverse steel bars (3) are in the same direction and parallel.