CN211080756U

CN211080756U - Modularized autoclaved aerated concrete slab

Info

Publication number: CN211080756U
Application number: CN201920839450.8U
Authority: CN
Inventors: 李志强
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-06-05
Filing date: 2019-06-05
Publication date: 2020-07-24
Anticipated expiration: 2029-06-05

Abstract

The utility model discloses a modularization evaporates presses aerated concrete board relates to assembly type structure technical field, the primary structure include concrete layer, set up in intraformational reinforcing bar net or reinforcing bar cylinder mould and nut of concrete evaporate the module ization through the bolt with the fixed mode installation modularization of steel construction on the building and nut and evaporate the aerated concrete board. The mode can be used for pre-embedding the nuts according to the stress condition in the prefabricated modular autoclaved aerated concrete slab, drilling holes in the steel structure in advance, and only screwing the bolts when in-situ installation. According to the condition of a site, the modular autoclaved aerated concrete slab with a larger size can be prefabricated, so that the pre-embedded positions and the quantity of nuts can be designed conveniently according to the stress condition, the quantity of bolts needing to be screwed in a unit area is greatly reduced, the modular autoclaved aerated concrete slab is prevented from being drilled in the construction site, the workload of the construction site is reduced, the workload of screwing the bolts is reduced, the splicing efficiency and the assembling efficiency are improved, and the environmental influence on the construction site is reduced.

Description

Modularized autoclaved aerated concrete slab

Technical Field

The utility model relates to an assembly type structure technical field especially relates to a modularization evaporates presses aerated concrete board.

Background

The assembly building planning is intensively released since 2015, an industrial building evaluation standard is released at the end of 2015, the 2016 is decided to comprehensively popularize the assembly buildings nationwide, and breakthrough progress is achieved; the building department of 11/14 th of 2015 provides a 'outline for the modernized development of building industry' plan that the assembled building accounts for more than 20% of the newly-built building in 2020 and accounts for more than 50% of the newly-built building in 2025; the 'guidance suggestion about the rapid development of the prefabricated building' discharged from the State institute in 2 and 22 days of 2016 requires that the prefabricated buildings such as a prefabricated concrete structure, a steel structure and a modern wood structure are developed according to local conditions, and the time of about 10 years is strived for, so that the proportion of the prefabricated building occupying the newly-built building area reaches 30 percent; the 2016 year 3 month 5 day government work report provides that steel structure and assembly type buildings need to be developed vigorously, and the standard and quality of the construction engineering are improved; the department of living and construction of 5 th 7 th year 2016 gives a list of 2016 year scientific and technical project plan assembly type building science and technology demonstration projects of the department of urban and rural construction of housing and publishes a list of 2016 year scientific and technical project construction assembly type building science and technology demonstration projects; a state institute holding conference in 2016, 9, 14 and provides a way of vigorously developing an assembly type building to promote the adjustment and upgrading of an industrial structure; a guideline of the office of the State department institute about the rapid development of the fabricated building is issued in 2016, 9 and 27 days [2], and the method makes clear the target of the rapid development of the fabricated building and the steel structure key area, the future fabricated building occupation ratio new building and the key development city.

Therefore, the assembly type building is an inevitable direction for future building development, and how to improve the related technology of the assembly type building and the popularization of the assembly type building becomes a problem of close attention of related industries.

The autoclaved aerated concrete slab is a novel light porous green environment-friendly building material which takes cement, lime, silica sand and the like as main raw materials and is added with different quantities of reinforcement meshes or reinforcement mesh cage sheets subjected to corrosion protection treatment according to the structural requirements. The autoclaved aerated concrete slab with porous crystals is produced through high-temperature high-pressure steam curing and reaction, has lower density than common cement materials, and has excellent performance of fire resistance, fire prevention, sound insulation, heat preservation and the like which are unparalleled.

The existing autoclaved aerated concrete slabs have the problems of low splicing efficiency, low assembling efficiency and the like when being assembled on site, the existing autoclaved aerated concrete slabs need to be drilled before being assembled, the workload is large, the site construction environment is polluted, a large number of bolts need to be screwed between the autoclaved aerated concrete slabs and the steel structure on the building in the assembling process, and time and labor are wasted.

Disclosure of Invention

For solving above technical problem, the utility model provides a modularization evaporates presses aerated concrete board to reduce the work load of site operation, improve concatenation efficiency and assembly efficiency, and reduce the environmental pollution to the scene in the work progress.

In order to achieve the above object, the utility model provides a following scheme:

the utility model provides a modularization evaporates presses aerated concrete board, including concrete layer and set up in inside reinforcing bar net or the steel reinforcement cylinder mould of concrete layer, still be provided with the built-in fitting in the concrete layer.

Optionally, the embedded part is fixedly connected with the reinforcing mesh or the reinforcing mesh cage.

Optionally, one side of the embedded part, which faces the indoor space, of the modular autoclaved aerated concrete slab is flush with the outer surface of the concrete layer or protrudes outwards or is recessed inwards.

Optionally, the embedded part is a nut.

Optionally, one end of the nut is welded to the mesh reinforcement or the mesh reinforcement cage.

Optionally, a door and window opening is reserved on the modular autoclaved aerated concrete slab.

Optionally, the length of the modular autoclaved aerated concrete slab is 60cm-750cm, the width of the modular autoclaved aerated concrete slab is 60cm-750cm, and the thickness of the modular autoclaved aerated concrete slab is 5cm-30 cm.

Optionally, the external dimension of the modular autoclaved aerated concrete slab depends on the condition of an installation site.

The utility model discloses for prior art gain following technological effect:

the utility model provides a modularization evaporate and press aerated concrete slab primary structure include concrete layer, set up in the intraformational reinforcing bar net of concrete or reinforcing bar cylinder mould and nut evaporate aerated concrete slab through the bolt with the mode installation modularization that steel construction on the building and nut are fixed. The mode can be used for pre-embedding the nuts according to the stress condition in the prefabricated modular autoclaved aerated concrete slab, drilling holes in the steel structure in advance, and only screwing the bolts when in-situ installation. According to the condition of a site, the modular autoclaved aerated concrete slab with a larger size can be prefabricated, so that the pre-embedded positions and the quantity of nuts can be designed conveniently according to the stress condition, the quantity of bolts needing to be screwed in a unit area is greatly reduced, the modular autoclaved aerated concrete slab is prevented from being drilled in the construction site, the workload of the construction site is reduced, the workload of screwing the bolts is reduced, the splicing efficiency and the assembling efficiency are improved, and the environmental influence on the construction site is reduced.

Drawings

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

Fig. 1 is a schematic structural view of a modular autoclaved aerated concrete slab of the present invention;

fig. 2 is a schematic side structure diagram of the modular autoclaved aerated concrete slab of the present invention.

Description of reference numerals: 1. a concrete layer; 2. a mesh or cage of reinforcement; 3. door and window openings; 4. and a nut.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The first embodiment is as follows:

as shown in fig. 1, the present embodiment provides a modular autoclaved aerated concrete panel, which includes a concrete layer 1 and a reinforcing mesh or a reinforcing mesh cage 2 disposed inside the concrete layer 1, wherein a pre-embedded nut 4 is further disposed inside the concrete layer 1.

In this embodiment, as shown in fig. 1-2, the nut 4 is welded to the mesh reinforcement or mesh reinforcement cage 2.

The embedded part is positioned on one indoor side of the modular autoclaved aerated concrete slab and is flush with the outer surface of the concrete layer 1. And a door and window opening 3 is reserved on the modular autoclaved aerated concrete slab. The length of the modular autoclaved aerated concrete slab is 650cm, and the width of the modular autoclaved aerated concrete slab is 400 cm. The external dimension of the modular autoclaved aerated concrete slab depends on the condition of an installation site.

When the concrete slab is installed, the modularized autoclaved aerated concrete slabs with proper shapes are selected for splicing, and the bolts penetrate through a steel structure on a building and are screwed into the embedded nuts 4.

By taking a wall surface five meters wide and six meters long as an example, a traditional 600cm × 40cm autoclaved aerated concrete slab is adopted, holes need to be drilled in a construction site, part of the plate needs to be cut, and 200 plus 300 bolts need to be installed for fixing, while by adopting the modularized autoclaved aerated concrete slab in the embodiment, the modularized autoclaved aerated concrete slab is produced according to the site construction requirement, the plate does not need to be cut on the site, no environmental pollution exists, and the positions of the embedded bolts are calculated and set according to stress, so that the fixing can be completed only by installing 20-30 bolts on the whole wall surface five meters wide and six meters long, the site operation amount is greatly reduced, and the splicing and assembling efficiency is greatly improved.

The principle and the implementation mode of the present invention are explained by applying specific examples in the present specification, and the above descriptions of the examples are only used to help understanding the method and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the concrete implementation and the application scope. In summary, the content of the present specification should not be construed as a limitation of the present invention.

Claims

1. The modular autoclaved aerated concrete slab is characterized by comprising a concrete layer and a reinforcing mesh or a reinforcing mesh cage arranged inside the concrete layer, wherein an embedded part is also arranged in the concrete layer;

the embedded part is positioned on one indoor side of the modular autoclaved aerated concrete slab and is flush with the outer surface of the concrete layer or protrudes outwards or is sunken inwards;

the embedded part is a nut;

one end of the nut is welded with the reinforcing mesh or the reinforcing mesh cage;

the length of the modular autoclaved aerated concrete slab is 60cm-750cm, the width of the modular autoclaved aerated concrete slab is 60cm-750cm, and the thickness of the modular autoclaved aerated concrete slab is 5cm-30 cm.

2. The modular autoclaved aerated concrete slab as claimed in claim 1, wherein a door or window opening is reserved on the modular autoclaved aerated concrete slab.