CN207277674U - Armored concrete and air entrained concrete composite thermo-insulating wall board - Google Patents

Abstract

This utility model relates to a composite thermal insulation wall panel made of reinforced concrete and aerated concrete, comprising an outer reinforced concrete panel, a middle lightweight insulation panel, and an inner aerated concrete panel. The inner side of the reinforced concrete panel has several grooves, in which the lightweight insulation panel is embedded. The aerated concrete panel is fixed to the reinforced concrete panel by pre-embedded bolts. This utility model features an aerated concrete panel on the inner side, which is easy to cut and process, allows for grooving and wiring, facilitates decoration, and enables functional conversion throughout the building's life cycle. The wall panel can be prefabricated on a large scale in factories, enabling assembly-type construction.

Description

Reinforced concrete and aerated concrete composite insulation wall panel

technical field

The utility model belongs to the technical field of building structures, in particular to a composite thermal insulation wallboard of reinforced concrete and aerated concrete.

Background technique

The aerated concrete slab is made of siliceous and calcareous materials as the main raw materials, aluminum powder as the gas-generating material, and is equipped with anti-corrosion treated steel mesh. The air-porous sheet formed. The aerated concrete slab has the characteristics of thermal insulation, good fire resistance, light weight, cutting and slotting, easy processing and convenient decoration. However, when the aerated concrete slab is used as the outer wall, the waterproof performance is poor, and the slab joints are prone to water seepage.

Reinforced concrete slabs are slabs made of reinforced concrete materials. They are the basic structures or components in building construction and various engineering structures. They are often used as roofs, floors, platforms, walls, retaining walls, foundations, floors, and pavements. , pools, etc., a wide range of applications. Reinforced concrete slabs as wall materials have the characteristics of smooth surface, high strength, and good waterproof performance. However, there are heavy components and poor thermal insulation performance. After being put into use, the wall cannot be slotted and wired, and the decoration is troublesome. It is impossible to realize the use function conversion within the entire life cycle of the building.

The lightweight insulation board is made of materials including perlite, rock wool board, glass wool, foam glass, polystyrene board, extruded board, rubber powder polystyrene particles, polyurethane foam and so on. These lightweight insulation boards have the characteristics of good thermal insulation performance, low density and light weight. But there are also defects such as low strength, uneven surface, and poor waterproof performance.

The outer wall of the building requires a flat outer surface, good waterproof performance, good thermal insulation and energy saving, and avoids cold and heat bridges. It is light in weight and can be assembled.

Contents of the invention

Based on the problems existing in the background technology, the utility model provides a composite thermal insulation wallboard of reinforced concrete and aerated concrete.

In order to achieve the purpose, the technical solution provided by the utility model is:

The utility model relates to a reinforced concrete and aerated concrete composite thermal insulation wallboard, which comprises an outer reinforced concrete slab, a middle lightweight thermal insulation slab and an inner aerated concrete slab; the inner side of the reinforced concrete slab is provided with several grooves. A lightweight insulation board is embedded in the center, and the aerated concrete board is fixed with the reinforced concrete board by embedded bolts.

Preferably, the reinforced concrete slab includes a slab body, an outer frame, and several inner ribs, the outer frame and the inner ribs are arranged on the inner side of the slab body, the outer frame is located around the slab body, and the inner ribs form several concave holes in the outer frame. groove.

Preferably, the board body, the outer frame and the inner rib are of an integral structure.

Preferably, the inner side of the outer frame, the inner rib and the inner side of the lightweight insulation board are on the same plane.

Preferably, the groove is rectangular.

Preferably, several connectors are fixed on the upper and lower sides of the outer frame, and openings are provided on the aerated concrete slab corresponding to the connectors, and the connectors are located in the openings.

Preferably, the embedded bolts are arranged on the outer frame or inner rib of the reinforced concrete slab, and the number is multiple, and the aerated concrete slab is provided with drilled holes, and the embedded bolts pass through the drilled holes and thread the nuts connect.

Preferably, the aerated concrete slab is formed by laying several aerated concrete slabs side by side, and the aerated concrete slab completely covers the reinforced concrete slab. The thermal insulation performance of the aerated concrete slab is used to cut off the hot and cold bridges at the reinforced concrete.

Compared with the prior art, the technical solution provided by the utility model has the following beneficial effects:

1. The reinforced concrete and aerated concrete composite thermal insulation wallboard involved in the utility model can be prefabricated in a large-scale factory, and can realize assembly construction.

2. The light insulation board in the middle layer of the utility model is enclosed and closed by reinforced concrete and aerated concrete. The light insulation board can use organic insulation materials with general fire resistance but best heat preservation performance, which can further improve the heat preservation performance of the composite wallboard .

3. The inner side of the utility model is an aerated concrete slab, which can be cut and processed easily, and can be slotted and wired, which is convenient for decoration, and can realize the conversion of use function within the whole life cycle of the building.

Description of drawings

Fig. 1 is the external elevation of reinforced concrete and aerated concrete composite thermal insulation wallboard of the present utility model;

Fig. 2 is the interior elevation of reinforced concrete and aerated concrete composite thermal insulation wallboard of the utility model;

Fig. 3 is A-A sectional view among Fig. 2;

Fig. 4 is the B-B sectional view among Fig. 2;

Fig. 5 is a C-C sectional view among Fig. 3;

Notes in the schematic diagram: 1-reinforced concrete slab; 2-aerated concrete slab; 3-light insulation board; 4-connector; 5-embedded bolt; frame; 13-inner rib.

Detailed ways

In order to further understand the content of the utility model, the utility model is described in detail in conjunction with the examples. The following examples are used to illustrate the utility model, but are not used to limit the scope of the utility model.

As shown in FIG. 1 to FIG. 5 , this embodiment relates to a reinforced concrete and aerated concrete composite thermal insulation wall panel, which includes an outer reinforced concrete panel 1 , a middle lightweight thermal insulation panel 3 and an inner aerated concrete panel 2 . The reinforced concrete slab 1 includes a slab body 11, an outer frame 12, and several inner ribs 13, the outer frame 12 and the inner ribs 13 are all arranged on the inside of the slab body 11, the outer frame 12 is located around the slab body 11, and the inner ribs 13 Several rectangular grooves are formed in the outer frame 12, and the lightweight insulation board 3 is embedded in the grooves. The inner surface of the outer frame 12, the inner surface of the inner rib 13 and the inner surface of the light insulation board 3 are on the same plane, and the aerated concrete slab is fixed with the reinforced concrete slab by pre-embedded bolts.

The outer frame 12 is fixed with a plurality of connectors 4 up and down, and openings 6 are provided on the positions corresponding to the connectors 4 on the aerated concrete slab 2 , and the connectors 4 are located in the openings 6 . The connecting piece 4 does not highlight the overall plate thickness range, which avoids the influence of the connecting piece on the indoor perception. The embedded bolts 5 are arranged on the outer frame 12 or the inner rib 13 of the reinforced concrete slab 1, and the number is multiple. The aerated concrete slab 2 is provided with drilled holes, and the embedded bolts 5 pass through the drilled holes. Threaded connection with nut.

The aerated concrete slab 2 is formed by laying a plurality of aerated concrete slabs side by side. The thickness of each aerated concrete slab is 40-130mm and the width is 550-650mm. The air-entrained concrete slab 2 completely covers the reinforced concrete slab 1, and the thermal and cold bridges at the reinforced concrete are cut off by utilizing the thermal insulation performance of the aerated concrete slab 2 .

The processing process of the reinforced concrete and aerated concrete composite thermal insulation wallboard involved in the utility model includes the following steps:

(1) Formwork on four sides of the mold table:

(2) Lay the reinforced concrete slab body 11, the outer frame 12, and the steel bars of the inner rib 13, place the embedded bolt 5, and place the connector 4;

(3) Pour and tamp the concrete of the reinforced concrete slab body 11, after leveling the surface, place the middle layer light insulation board 3 at intervals on the back of the slab body, then pour and tamp the concrete of the reinforced concrete slab outer frame 12 and the reinforced concrete slab inner rib 13 , surface leveling;

(4) The air-entrained concrete slab 2 is pre-opened with openings 6 at the connecting parts, and drills holes corresponding to 5 pre-embedded bolts. Install the aerated concrete slab 2 and tighten the nuts on the pre-embedded bolts 5;

(5) Maintain the demoulding flap to form the reinforced concrete and aerated concrete composite thermal insulation wallboard that the utility model relates to.

After the reinforced concrete and aerated concrete composite thermal insulation wallboard involved in the utility model is transported to the construction site, it is hoisted and installed in place, and the connecting piece 4 is firmly connected with the connecting sleeve reserved in the upper structural beam and the lower floor slab, and the installation is completed.

The above schematically describes the utility model and its implementation. The description is not restrictive. What is shown in the drawings is only the implementation of the utility model, and the actual structure is not limited thereto. Therefore, those of ordinary skill in the art are inspired by it, and without departing from the purpose of the utility model, without creatively designing structural methods and embodiments similar to the technical solution, all should belong to the protection scope of the utility model .

Claims (8)

1. A reinforced concrete and aerated concrete composite thermal insulation wallboard is characterized in that it comprises an outer reinforced concrete slab, a middle lightweight thermal insulation panel and an inner aerated concrete slab; the inboard of the reinforced concrete slab is provided with several grooves, A lightweight insulation board is embedded in the groove, and the aerated concrete board is fixed to the reinforced concrete board by embedded bolts. 2. The reinforced concrete and aerated concrete composite thermal insulation wallboard according to claim 1, characterized in that, the reinforced concrete slab comprises a board body, an outer frame, and several inner ribs, and the outer frame and the inner ribs are all arranged on On the inner side of the board body, the outer frame is located around the board body, and the inner ribs form several grooves in the outer frame. 3. The reinforced concrete and aerated concrete composite thermal insulation wallboard according to claim 2, characterized in that the board body, the outer frame and the inner rib are of an integrated structure. 4. The reinforced concrete and aerated concrete composite thermal insulation wallboard according to claim 2, characterized in that the inner side of the outer frame, the inner rib and the inner side of the lightweight thermal insulation board are on the same plane. 5. The reinforced concrete and aerated concrete composite thermal insulation wallboard according to claim 1 or 2, characterized in that the groove is rectangular. 6. The reinforced concrete and aerated concrete composite thermal insulation wallboard according to claim 2, characterized in that several connectors are fixed on the upper and lower sides of the outer frame, and the corresponding connectors on the aerated concrete board are provided with A hole is opened, and the connecting piece is located in the hole. 7. The reinforced concrete and aerated concrete composite thermal insulation wallboard according to claim 2, characterized in that, said embedded bolts are arranged on the outer frame or inner rib of the reinforced concrete slab, and the number is multiple, and said There are drilled holes on the air-entrained concrete slab, and the embedded bolts pass through the drilled holes and are threaded with nuts. 8. The reinforced concrete and aerated concrete composite thermal insulation wallboard according to claim 1, characterized in that, the aerated concrete slab is formed by laying several aerated concrete slabs side by side, and the aerated concrete slab is completely covered Reinforced concrete slab.