CN203684430U - An autoclaved aerated concrete insulation board - Google Patents

Abstract

The utility model discloses an autoclaved aerated concrete heat preservation plate, and belongs to the technical field of building materials. The autoclaved aerated concrete heat preservation plate comprises an autoclaved aerated concrete plate body (1) and a supporting structure (3), wherein the supporting structure (3) is arranged in the autoclaved aerated concrete plate body (1) in a poured mode and formed by at least one reinforcing mesh. The autoclaved aerated concrete heat preservation plate is characterized in that heat preservation materials are further arranged in the autoclaved aerated concrete plate body (1) in a wrapped mode. The autoclaved aerated concrete heat preservation plate is simple in structure, and has the high structural performance and the good heat preservation and insulation performance at the same time.

Description

An autoclaved aerated concrete insulation board

technical field

The utility model relates to an autoclaved aerated concrete insulation board, which belongs to the technical field of building materials.

Background technique

Autoclaved aerated concrete slab is a factory-produced reinforced slab. It is a lightweight porous new green and environmentally friendly building material. It has good fire resistance, fire prevention, sound insulation, heat insulation, and heat preservation. It is currently widely used in Building exterior wall panels, partition panels, roof panels, floor slabs, etc. With the improvement of building energy-saving requirements, autoclaved aerated concrete slabs can no longer meet the requirements of buildings in the field of heat preservation and heat insulation.

Contents of the invention

Aiming at the problem that the existing autoclaved aerated concrete slabs are not good enough in thermal insulation and thermal insulation performance, and ordinary thermal insulation materials do not have high mechanical properties, the utility model provides a new autoclaved aerated concrete thermal insulation slab , which has good thermal insulation, thermal insulation properties and mechanical properties.

The utility model is realized through the following technical solutions: an autoclaved aerated concrete insulation board, comprising an autoclaved aerated concrete board body and at least one layer of steel mesh poured into the autoclaved aerated concrete board body The special feature of the support structure is that the autoclaved aerated concrete panel is also wrapped with thermal insulation materials.

The utility model can make the thermal insulation board not only have higher structural performance, but also have the low thermal conductivity of the thermal insulation material by arranging the thermal insulation material in the autoclaved aerated concrete panel body, and have good thermal insulation and thermal insulation properties.

A further technical solution is that the support structure is at least two layers of reinforcement meshes arranged in parallel, the reinforcement meshes are connected by connectors, and the thermal insulation material is arranged between the two layers of reinforcement meshes of the support structure. The support structure can greatly increase the strength of the heat preservation board and improve its structural performance, and at the same time, the heat preservation material arranged between the two layers of steel mesh can greatly improve the heat preservation and heat insulation performance of the heat preservation board.

In the utility model, the thermal insulation material is perlite thermal insulation board or rock wool board or glass wool or ceramic thermal insulation material or foamed cement board or inorganic fireproof thermal insulation mortar or foam glass or polystyrene board or extruded plastic board or rubber powder polymer Benzene particles or polyurethane foam.

The thermal insulation material is arranged at intervals along the length direction and/or width direction of the autoclaved aerated concrete slab, and the intervals are formed as ribs by the autoclaved aerated concrete.

In order to ensure the bonding strength between the thermal insulation material and the autoclaved aerated concrete slab, the thermal insulation material and the autoclaved aerated concrete slab are connected together by bonding and/or mechanical anchoring.

The dimensions of the autoclaved aerated concrete insulation board are: length: 30-8000mm, width: 10-6000mm, thickness: 10-5000mm.

The utility model arranges thermal insulation materials in the autoclaved aerated concrete slab with reinforcement, so that the autoclaved aerated concrete thermal insulation slab not only has the advantages of strong structural performance, low density, heat preservation and heat insulation of the autoclaved aerated concrete slab, It also has good thermal insulation and heat insulation properties of thermal insulation materials. According to testing, the thermal conductivity of the utility model is: 0.02-0.4w/(m·K), the dry density is 200-1200kg/m ³ , and the pressure is 0.4-15MPa; In the production process, the prefabricated insulation materials and steel bars are prepared through pouring, static stopping, cutting, steam curing and other processes, which can realize the integration of insulation materials and autoclaved aerated concrete products, and have the low thermal conductivity and autoclaved aerated concrete products of insulation materials at the same time. The higher structural performance of the air-entrained concrete slab greatly improves the application range of the autoclaved aerated concrete slab. In addition, the autoclaved aerated concrete in the utility model is wrapped with thermal insulation materials, has excellent fire resistance, can last as long as the building structure, and has excellent durability. In addition, the steel mesh, thermal insulation material, and autoclaved aerated concrete in the utility model form an integrated structure without other connections, and the construction is simple and efficient.

Description of drawings

Fig. 1 is the front view among the utility model embodiment 1;

Fig. 2 is a schematic sectional view of A-A in Fig. 1;

Fig. 3 is the B-B sectional schematic diagram among Fig. 1;

Fig. 4 is the three-dimensional structure schematic diagram that support structure, insulation material are arranged in the insulation board in embodiment 1;

Fig. 5 is the cross-sectional structure schematic diagram of the insulation board when adopting three-layer steel mesh in embodiment 1;

Fig. 6 is a schematic cross-sectional structure diagram of the utility model in embodiment 2;

In the figure, 1 is the board body, 2 is the insulation material, 3 is the supporting structure, 4 is the rib, 5 is the tie bar, 6 is the longitudinal reinforcement, and 7 is the transverse reinforcement.

Detailed ways

Below by embodiment and in conjunction with accompanying drawing, the utility model is further described:

Example 1

As shown in accompanying drawings 1 to 4, an autoclaved aerated concrete insulation board includes an autoclaved aerated concrete slab 1, and a support structure 3 is provided inside the autoclaved aerated concrete slab 1, and the support The structure 3 is composed of two layers of steel mesh arranged in parallel, and the two layers of steel mesh are connected together by a connecting piece, and the tie piece in this embodiment is a tie bar 5 . The reinforcement mesh is composed of several connected longitudinal reinforcement bars 6 and transverse reinforcement bars 7, wherein the longitudinal reinforcement bars 6 are the main force-bearing reinforcements, and the transverse reinforcement bars 7 are distribution reinforcements. A layer of thermal insulation material 2 is provided between the two layers of steel mesh in the support structure 3, and the thermal insulation material 2 can be fixed by bonding or mechanical anchoring or bonding and mechanical anchoring. Both the support structure 3 and the thermal insulation material 2 are wrapped inside the autoclaved aerated concrete slab body 1 .

The supporting structure 3 in the present embodiment can also be made of more than two layers of parallel reinforced mesh according to the structural requirements. For example, as shown in accompanying drawing 5, the supporting structure 3 adopts three layers of reinforced mesh. Insulation material 2 is arranged between.

The configuration of the longitudinal and transverse steel bars in the steel mesh in the utility model is determined according to the force calculation of the thermal insulation board.

When the utility model is manufactured, the thermal insulation material 2 and the supporting structure 3 are prefabricated, and are formed through processes such as pouring of aerated concrete, static curing, cutting, steam curing, etc., and the autoclaved aerated concrete, the supporting structure and the thermal insulation material form an integrated structure.

The thermal insulation material adopted in the utility model can be perlite thermal insulation board or rock wool board or glass wool or ceramic thermal insulation material or foamed cement board or inorganic fireproof thermal insulation mortar or foam glass or polystyrene board or extruded plastic board or rubber powder aggregate Benzene particles or polyurethane foam. The thermal insulation material can form a strong bonding force with the autoclaved aerated concrete through autoclaved aerated concrete pouring and steam curing process, improving the structural performance and durability of the insulation board. The type and quantity of the thermal insulation material 2 are determined according to the heat conduction requirement.

The size of the utility model is determined according to actual needs, generally: length: 30-8000mm, width: 10-6000mm, thickness: 10-5000mm.

The thermal insulation material 2 in the utility model can be integrally arranged along the thermal insulation board, and can also be assembled in small pieces and filled in the autoclaved aerated concrete board body. In this embodiment, as shown in the drawings, the thermal insulation material 2 is provided with multiple pieces at intervals along the length direction and width direction of the autoclaved aerated concrete slab body 1, and the gap between two adjacent thermal insulation materials 2 The intervals are formed as ribs 4 by autoclaved aerated concrete, and tie bars 5 are usually arranged in the ribs 4 .

Other parts in this embodiment adopt the prior art, and will not be repeated here.

Example 2

As shown in accompanying drawing 6, this embodiment is basically the same as Embodiment 1, and the difference is: the supporting structure 3 in this embodiment is made of a layer of steel mesh, and the thermal insulation material 2 is arranged on one side of the supporting structure 3, and It is cast as a whole by autoclaving aerated concrete.

The arrangement of the thermal insulation material 2 in this embodiment can be arranged along the whole of the thermal insulation board, or can be combined and filled in the autoclaved aerated concrete board as shown in Embodiment 1.

Other parts in this embodiment are the same as those in Embodiment 1, and will not be repeated here.

Claims (6)

1. a steam-pressing aero-concrete warming plate, comprise Autoclaved aerated concrete slabs body (1) and be cast in described Autoclaved aerated concrete slabs body (1) by the braced structures (3) that at least one deck steel mesh reinforcement forms, it is characterized in that: in described Autoclaved aerated concrete slabs body (1), be also enclosed with heat insulating material.

2. steam-pressing aero-concrete warming plate according to claim 1, it is characterized in that: described braced structures (3) is at least two-layer steel mesh reinforcement be arrangeding in parallel, between steel mesh reinforcement, connect by connector, described heat insulating material is arranged between the two-layer steel mesh reinforcement of described braced structures (3).

3. steam-pressing aero-concrete warming plate according to claim 1 and 2, is characterized in that: described heat insulating material is pearlite heat-insulation plate or rock cotton board or glass wool or ceramic thermal insulation material or foam cement plate or inorganic fire thermal insulation mortar or foam glass or polyphenyl plate or extruded sheet or glue powder polyphenyl particle or polyurethane foam material.

4. steam-pressing aero-concrete warming plate according to claim 1 and 2, it is characterized in that: described heat insulating material is along length direction and/or the spaced setting of width of Autoclaved aerated concrete slabs body (1), and described interval is formed as rib (4) by steam-pressing aero-concrete.

5. steam-pressing aero-concrete warming plate according to claim 1 and 2, is characterized in that: described heat insulating material and described Autoclaved aerated concrete slabs body (1) link together by the mode of bonding and/or mechanical anchor.

6. steam-pressing aero-concrete warming plate according to claim 1 and 2, is characterized in that: described steam-pressing aero-concrete warming plate is of a size of: length: 30-8000mm, width: 10-6000mm, thickness: 10-5000mm.

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