CN210086647U

CN210086647U - Composite concrete superposed beam

Info

Publication number: CN210086647U
Application number: CN201920322698.7U
Authority: CN
Inventors: 陆卫兵
Original assignee: Shanghai Yunhu New Building Materials Co Ltd
Current assignee: Shanghai Yunhu New Building Materials Co Ltd
Priority date: 2019-03-14
Filing date: 2019-03-14
Publication date: 2020-02-18
Anticipated expiration: 2029-03-14

Abstract

The utility model discloses a compound concrete superposed beam, the section is pour to the multistage roof beam including interconnect, every section the roof beam is pour and is equipped with mould shell layer and slip casting layer in the section, the mould shell layer is located on the slip casting layer, the layer is pour after the upper surface that the section was pour to the roof beam is equipped with. The beam pouring section comprises a reinforcement cage formed by connecting longitudinal bars, waist bars and stirrups for pouring concrete, and a suspension loop bar is arranged in the reinforcement cage and is arranged in a criss-cross mode with the stirrups. The utility model provides a compound concrete superposed beam, its structure is simple and clear, and the dead weight is light, the wholeness is good, and anti-seismic performance is good.

Description

Composite concrete superposed beam

Technical Field

The utility model relates to a compound concrete composite beam.

Background

The main body components of the assembled structure are prefabricated in a factory and assembled on site, and the assembled structure has the advantages of industrial production, standardized operation, modern function, diversified design, flexible bay, good fireproof and anti-seismic effects, clear and distinctive vertical faces and quality assurance rate, conforms to the development strategy of national energy conservation and emission reduction and building industrialization, and solves the problems of high building energy consumption, large resource and energy consumption, lower scientific and technological content of the building industry, low production efficiency and the like in the traditional building production mode.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the defects in the prior art and providing a composite concrete superposed beam.

In order to achieve the purpose, the method is realized by the following technical scheme:

the utility model provides a compound concrete composite beam, includes the multistage roof beam of interconnect and pours the section, every section the roof beam is pour and is equipped with mould shell layer and slip casting layer in the section, the mould shell layer is located on the slip casting layer, the upper surface that the section was pour to the roof beam is equipped with the back and pours the layer.

Preferably, the beam pouring section comprises a reinforcement cage formed by connecting longitudinal bars, waist bars and stirrups for pouring concrete, and each reinforcement cage is internally provided with a suspension loop bar which is arranged in a criss-cross manner with the stirrups.

Preferably, both ends of the beam pouring section are rough surfaces, and the waist rib or the longitudinal rib extends out of the rough surfaces to be used for pulling and connecting two adjacent sections of the beam pouring section.

Preferably, the formwork shell layer comprises a plurality of formwork shell cavities arranged at intervals, heat-insulating materials are filled in the formwork shell cavities, and the formwork shell cavities are contained in concrete poured by the reinforcement cage.

Preferably, the grouting layer is filled with lightweight aggregate concrete through grouting holes.

Preferably, the rear pouring layer is formed by layered superposition pouring and is connected through interlayer connecting ribs in a reinforcing mode.

The beneficial effects of the utility model include:

1) the novel composite concrete composite beam is formed by arranging the mould shell layer, the grouting layer and the post-pouring layer in each beam pouring section, and has light self weight, good integrity and good earthquake resistance;

2) the beam pouring sections of the two adjacent sections are tied by the waist ribs or the longitudinal ribs extending out of the concave-convex rough surfaces, so that the occlusion force between the beams can be enhanced;

3) the heat insulation, heat preservation and sound insulation of the beam pouring section are increased by filling heat preservation and insulation materials in the formwork cavities arranged at intervals;

4) the light aggregate concrete poured in the grouting layer can effectively reduce the self weight of the beam;

5) the post-pouring layer is layered and superposed and poured, and is reinforced and connected through the interlayer connecting ribs, so that the shock resistance and integrity of the beam can be effectively enhanced.

Drawings

Fig. 1 is a schematic structural view of the composite concrete composite beam of the present invention.

Fig. 2 is a schematic view of the internal structure of a beam casting section in one section of fig. 1.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings:

as shown in fig. 1 and 2, the composite concrete composite beam comprises a plurality of sections of beam casting sections 1 which are connected with each other, wherein a mold shell layer 3 and a grouting layer 4 are arranged in each section of the beam casting section 1, the mold shell layer 3 is arranged on the grouting layer 4, and a rear casting layer 2 is arranged on the upper surface of the beam casting section 1. Specifically, the beam casting section 1 comprises a reinforcement cage formed by connecting longitudinal bars 10, waist bars 12 and stirrups 14 for casting concrete, hoisting ring bars 16 shaped like a Chinese character 'ji' are arranged in the reinforcement cage, and the hoisting ring bars 16 and the stirrups 14 are arranged in a criss-cross mode. Therefore, the integral connection strength of the reinforcement cage is enhanced, and the suspension ring rib 16 can also be used for hoisting.

As shown in fig. 2, both ends of the beam casting section 1 are rough surfaces, and the waist rib 12 or the longitudinal rib 10 extends out of the rough surfaces to allow two adjacent sections of the beam casting section 1 to be tied.

Further, the formwork shell layer 3 comprises a plurality of formwork cavities 30 arranged at intervals, heat-insulating materials are filled in the formwork cavities 30, and the formwork cavities 30 are contained in concrete poured by the reinforcement cage.

Meanwhile, the lightweight aggregate concrete 40 can be filled in the grouting layer 4 through grouting holes.

On the other hand, the rear pouring layer 2 is poured in a layered superposition manner and is connected in a reinforcing manner through the oblique interlayer connecting ribs 20.

The utility model provides a compound concrete superposed beam, its structure is simple and clear, and the dead weight is light, the wholeness is good, and anti-seismic performance is good.

The embodiments of the present invention are only used for illustration, and do not limit the scope of the claims, and other substantially equivalent alternatives that may be conceived by those skilled in the art are within the scope of the present invention.

Claims

1. The composite concrete superposed beam is characterized by comprising a plurality of sections of beam pouring sections which are connected with each other, wherein a mould shell layer and a grouting layer are arranged in each section of beam pouring section, the mould shell layer is arranged on the grouting layer, and a post-pouring layer is arranged on the upper surface of each beam pouring section.

2. The composite concrete composite beam according to claim 1, wherein the beam casting section comprises a reinforcement cage formed by connecting longitudinal bars, waist bars and stirrups for casting concrete, and a suspension loop bar is arranged in the reinforcement cage and is arranged in a criss-cross manner with the stirrups.

3. The composite concrete composite beam according to claim 2, wherein both ends of the beam casting section are rough surfaces, and the waist rib or the longitudinal rib extends out of the rough surfaces to be pulled and connected with two adjacent beam casting sections.

4. The composite concrete composite beam according to claim 2, wherein the formwork shell layer comprises a plurality of formwork shell cavities arranged at intervals, heat insulation materials are filled in the formwork shell cavities, and the formwork shell cavities are contained in concrete poured by the reinforcement cage.

5. The composite concrete composite beam according to claim 1, wherein the grouting layer is filled with lightweight aggregate concrete.

6. The composite concrete composite beam according to claim 1, wherein the rear casting layer is cast in layered superposition and is connected by reinforcing with interlayer connecting ribs.