CN215759888U

CN215759888U - Autoclaved aerated concrete floor structure

Info

Publication number: CN215759888U
Application number: CN202122002821.7U
Authority: CN
Inventors: 朱斌; 郦晓英; 王晓冬
Original assignee: Halumm Construction Technology Co ltd
Current assignee: Halumm Construction Technology Co ltd
Priority date: 2021-08-24
Filing date: 2021-08-24
Publication date: 2022-02-08
Anticipated expiration: 2031-08-24

Abstract

The application discloses evaporate and press aerated concrete floor structure includes: the AAC floor (1) is used for connecting two ends of the AAC floor with steel beams (4); the end part connecting piece (2) is used for connecting one end of the AAC floor slab (1) and detachably and fixedly connecting the other end of the AAC floor slab with the steel beam (4); and the fastener is used for detachably fixing one end of the end connecting piece (2) far away from the end of the AAC floor (1) on the steel beam (4). The application can improve the reliability and durability of connection between the AAC floor and the steel beam, and provides the effect of the in-plane rigidity of the AAC floor.

Description

Autoclaved aerated concrete floor structure

Technical Field

The application relates to the technical field of constructional engineering, in particular to an autoclaved aerated concrete floor structure.

Background

With the continuous development of the urbanization process in China and the advocated energy-saving and low-carbon buildings in China, the assembled steel structure house is vigorously developed as a green, environment-friendly and energy-saving structure system. Because AAC (autoclaved aerated concrete floor) floor has the advantages of light dead weight, high construction speed and the like, the AAC floor is widely applied to assembled steel structure houses.

However, hook anchor bolts are mostly adopted in the connection mode of the AAC floor and the beams at present, the connection structure cannot provide in-plane rigidity, horizontal supports need to be additionally arranged among the beams, hook bolts have the risk of falling off the AAC floor under the action of an earthquake, and therefore potential safety hazards can be buried for the life and property safety of people undoubtedly.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

The utility model aims at providing an evaporate and press aerated concrete floor structure, in order to solve the current mode of connection of AAC floor and roof beam unreliable, and can't provide plane rigidity, have the problem of the risk of droing, couple together between AAC floor and the girder steel through end connection spare, use fastener to fasten end connection spare and girder steel, improve the reliability and the durability of AAC floor and girder steel connection to the rigidity in the board plane is provided.

(II) technical scheme

In order to solve the technical problem, the present application provides an autoclaved aerated concrete floor structure, including: the AAC floor slab is used for connecting two ends of the AAC floor slab with the steel beams; one end of the end part connecting piece is used for being connected with the end part of the AAC floor slab, and the other end of the end part connecting piece is used for being detachably and fixedly connected with the steel beam; and the fastener is used for detachably fixing one end of the end connector, which is far away from the end part of the AAC floor slab, on the steel beam.

Preferably, the end connector comprises an internal part and an external part connected with the internal part, and the internal part is embedded in a steel bar net in an AAC floor slab and fixedly connected with the steel bar net; the external portion is used for being detachably fixed with the steel beam under the action of the fastener.

Preferably, the built-in portions are U-shaped, and the built-in portions built in both ends of the AAC floor are disposed to face each other in an opening direction.

Preferably, the longitudinal direction of the opening of the built-in portion is aligned with the width direction of the AAC floor slab.

Preferably, one end of the external portion extends into the AAC floor slab and is fixedly connected with one side of the internal portion, which is away from the opening of the internal portion, and the other end of the external portion is detachably fixed with the steel beam under the action of the fastener.

Preferably, the fastening member includes a fastening bolt threadedly coupled to the steel beam and an external portion erected with the steel beam.

Preferably, the exterior portion is provided in a plurality of flat plates, and the plurality of exterior portions are arranged at intervals along an extending direction of the opening of the interior portion.

(III) advantageous effects

The technical scheme of the application has the following beneficial technical effects: this application passes through end connection spare one end fixed connection on AAC floor, and the other end passes through the fastener can be dismantled and fix on the girder steel to this assembly stability who realizes between AAC floor and the girder steel, based on the fastening effect of fastener between end connection spare and the girder steel, can solve and be connected the problem that the reliability is low between traditional AAC floor and the girder steel, the floor can't provide the rigidity in the plane, and does not need additionally to set up horizontal braces.

Drawings

FIG. 1 is a schematic perspective view of a preferred embodiment of the present application;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is a top view of an AAC floor in accordance with a preferred embodiment of the present application;

fig. 4 is a side view of an AAC floor slab according to a preferred embodiment of the present application;

fig. 5 is a specification diagram of an AAC floor slab assembly according to a preferred embodiment of the present application.

Reference numerals:

1. an AAC floor slab; 11. a reinforcing mesh; 2. an end connector; 21. an internal part; 22. an external portion; 3. fastening a bolt; 4. a steel beam.

Detailed Description

At present the connected mode of AAC floor and roof beam mostly adopts the eave tile crab-bolt, uses this kind of connection structure can't provide plane internal rigidity, need add horizontal support between the roof beam, and the eave tile bolt has the risk that drops and cause the AAC floor to drop under the seismic action, this potential safety hazard under the security of the lives and property that can give people undoubtedly buries.

In order to solve the above problem, an embodiment of the present application provides an autoclaved aerated concrete floor structure, including: the AAC floor slab is used for connecting two ends of the AAC floor slab with the steel beams; one end of the end part connecting piece is used for being connected with the end part of the AAC floor slab, and the other end of the end part connecting piece is used for being detachably and fixedly connected with the steel beam; and the fastener is used for detachably fixing one end of the end connector, which is far away from the end part of the AAC floor slab, on the steel beam.

To make the objects, technical solutions and advantages of the embodiments of the present application clearer, the embodiments of the present application will be described in detail below with reference to the accompanying drawings. However, it will be appreciated by those of ordinary skill in the art that in the examples of the present application, numerous technical details are set forth in order to provide a better understanding of the present application. However, the technical solution claimed in the present application can be implemented without these technical details and various changes and modifications based on the following embodiments. The following embodiments are divided for convenience of description, and should not constitute any limitation to the specific implementation manner of the present application, and the embodiments may be combined with each other and cited as reference to each other without contradiction.

FIG. 1 is a schematic perspective view of a preferred embodiment of the present application; FIG. 2 is an enlarged view of portion A of FIG. 1; FIG. 3 is a top view of an AAC floor in accordance with a preferred embodiment of the present application; fig. 4 is a side view of an AAC floor slab according to a preferred embodiment of the present application.

As shown in fig. 1 and 2, an autoclaved aerated concrete floor structure includes: the AAC floor comprises an AAC floor 1 (autoclaved aerated concrete floor), end connecting pieces 2 and fasteners, wherein two ends of the AAC floor 1 are located between two steel beams 4, the end parts of the AAC floor 1 are connected with the steel beams 4 through the end connecting pieces 2, and the integral combination of the AAC floor 1, the end connecting pieces 2 and the steel beams 4 is realized under the action of the fasteners.

As shown in fig. 3 and 5, in this embodiment, according to the setting of building modulization, the width of the standard prefabricated AAC floor slab 1 adopts two moduli of 600mm and 300mm, and the span includes 1200mm, 1800mm, 2400mm, 3000mm, 3600mm, 4200mm and 4800mm, so that the multi-modulus and multi-specification AAC floor slab 1 is realized, thereby realizing mass production and convenient use of the AAC floor slab 1 and improving the overall standardization and industrialization degree of the building.

In one example, the fastener comprises fastening bolts 3, a reinforcing mesh 11 in an AAC floor 1 is welded with the end connectors 2, so that the internal force of the reinforcing bar is reliably and effectively transmitted to the end connectors 2, the end connectors 2 are connected with steel beams 4 through the fastening bolts 3, the formation of the in-plane rigidity of the AAC floor 1 is realized, under the action of an earthquake, the end connectors 2 on each AAC floor 1 are connected with the steel beams 4 through a plurality of fastening bolts 3, the connection falling caused by vibration is not easy to occur, and even if the AAC floor 1 has plastic hinge floors, the AAC floor cannot fall.

In this embodiment, it should be noted that, the end connector 2 mainly includes an internal portion 21 and an external portion 22, the internal portion 21 is used for being embedded in the reinforcing mesh 11 in the AAC floor 1 and being welded and fixed, the external portion 22 is used for being connected with the internal portion 21 and also being used for being detached and fixed to the steel beam 4, specifically, in this embodiment, the internal portion 21 is U-shaped, the reinforcing mesh 11 of the AAC floor 1 is two pieces of reinforcing mesh, and the internal portion 21 is U-shaped, so that the upper and lower ends of the internal portion 21 can be welded to the reinforcing mesh, and the AAC floor 1 is reliably connected with the internal portion 21.

In other embodiments, the built-in portion 21 may also have other shapes such as an elongated column shape, an H-shape, and the like.

As shown in fig. 1, 3, and 4, alternatively, the extension direction of the opening of the interior portion 21 coincides with the width direction of the AAC floor slab 1, and the interior portions 21 located in both end portions of the AAC floor slab 1 are provided with openings facing each other. By setting the length of the interior 21 to be consistent with the width of the AAC floor 1, the contact area between the interior 21 and the mesh reinforcement 11 in the AAC floor 1 can be increased, the welding stability of the two is improved, and because the specification of the AAC floor 1 can be standardized during production, the specification of the interior 21 and the corresponding AAC floor 1 can be conveniently and uniformly set, and the interior 21 at the end of each AAC floor 1 is welded in the mesh reinforcement 11 of the AAC floor 1.

As shown in fig. 1 and 2, the external portion 22 is configured in a flat plate shape, the number of the external portions 22 connected to the internal portion 21 is not limited, and may be one, two, or multiple, in this embodiment, the number of the external portions 22 on each internal portion 21 is illustrated as two, the two external portions 22 are respectively located at two end positions of the internal portion 21, and one end of the external portion 22 is welded to a side of the internal portion 21 away from the opening thereof. The outer portion 22 is provided with a threaded hole adapted to the fastening bolt 3. In other embodiments, the external portion 22 may be a single integral fixing member, and the external portion 22 may be provided in one, two or more pieces, one end of the external portion 22 extends into the reinforcing mesh 11 in the AAC floor 1 and is welded and fixed, and the other end is provided with a threaded hole and is used for aligning with the threaded hole on the H-shaped steel beam 4 and being in threaded connection with the fastening bolt 3.

During installation, the outer portion 22 at the end of the AAC floor 1 (aerated concrete batten) is placed on the upper flange of the H-shaped steel beam 4 only by aligning with a hole position, the outer portion 22 is fixedly connected with the H-shaped steel beam 4 through the fastening bolts 3, and when the two ends of the AAC floor 1 are connected with the steel beams 4 through the fastening bolts 3, in-plane rigidity can be formed without arranging horizontal supports. The whole construction can be completed by arranging corresponding steel bars and a small amount of concrete between the structural joints, the integrity of the floor slab can be further improved, and a more comfortable and safe use state is achieved.

This application adopts fastening bolt 3 to connect, and simple structure, construction convenience have not only improved reliability and the durability that AAC floor 1 and girder steel 4 are connected, have still provided AAC floor 1 plane internal rigidity, and all components are all prefabricated in the mill simultaneously, and on-the-spot no welding operation has realized the high industrialization of component manufacturing.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. An autoclaved aerated concrete floor structure, comprising:

the AAC floor (1) is used for connecting two ends of the AAC floor with steel beams (4);

the end part connecting piece (2) is used for connecting one end of the AAC floor slab (1) and detachably and fixedly connecting the other end of the AAC floor slab with the steel beam (4);

and the fastener is used for detachably fixing one end of the end connecting piece (2) far away from the end of the AAC floor (1) on the steel beam (4).

2. An autoclaved aerated concrete floor construction according to claim 1, characterized in that the end connectors (2) comprise an interior portion (21) and an exterior portion (22) connected to the interior portion (21), the interior portion (21) being built into the mesh reinforcement (11) inside the AAC floor (1) and fixedly connected;

the external part (22) is used for being detachably fixed with the steel beam (4) under the action of a fastener.

3. An autoclaved aerated concrete floor construction according to claim 2, characterized in that said interiors (21) are arranged in a U-shape, and said interiors (21) built into both ends of said AAC floor (1) are open facing oppositely.

4. An autoclaved aerated concrete floor construction according to claim 3 wherein the length direction of the inside (21) opening is maintained coincident with the width direction of the AAC floor (1).

5. An autoclaved aerated concrete floor construction according to claim 4, characterized in that one end of the exterior section (22) extends into the AAC floor (1) and is fixedly connected with the side of the interior section (21) away from the opening thereof, and the other end of the exterior section (22) is detachably fixed with the steel beam (4) under the action of fasteners.

6. An autoclaved aerated concrete floor construction according to claim 5, characterized in that the fasteners comprise fastening bolts (3), the fastening bolts (3) being screwed to the steel beams (4) and the exterior portions (22) that are erected with the steel beams.

7. The autoclaved aerated concrete floor structure according to claim 6, wherein the plurality of the exterior portions (22) are provided as a flat plate, and the plurality of exterior portions (22) are arranged at intervals along the extending direction of the opening of the interior portion (21).