CN212200989U - Porous light fireproof autoclaved aerated concrete block - Google Patents

Porous light fireproof autoclaved aerated concrete block Download PDF

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Publication number
CN212200989U
CN212200989U CN202020677287.2U CN202020677287U CN212200989U CN 212200989 U CN212200989 U CN 212200989U CN 202020677287 U CN202020677287 U CN 202020677287U CN 212200989 U CN212200989 U CN 212200989U
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China
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layer
aerated concrete
autoclaved aerated
concrete block
porous light
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CN202020677287.2U
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Chinese (zh)
Inventor
张兵
赵丹
张立钦
吴涛
宋华春
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Changji Zhundong Economic And Technological Development Zone Shayuan New Building Materials Co ltd
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Changji Zhundong Economic And Technological Development Zone Shayuan New Building Materials Co ltd
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Abstract

The utility model discloses a porous light fireproof autoclaved aerated concrete block, which comprises a waterproof layer, a refractory mud layer and an autoclaved aerated concrete layer which are arranged from outside to inside in sequence, wherein the autoclaved aerated concrete layer is internally provided with honeycomb-shaped air holes; a plurality of weight-reducing through holes are formed in the autoclaved aerated concrete layer at intervals in the width direction, and heat insulation materials are filled in the weight-reducing through holes; a framework net layer is embedded in the autoclaved aerated concrete core layer, the framework net layer is a steel bar net layer, and the steel bar net layer is a single-layer high-strength steel bar net; the utility model has the advantages that: light weight, fire resistance, good waterproof and heat-insulating effects, stable structure and low cost.

Description

Porous light fireproof autoclaved aerated concrete block
Technical Field
The utility model relates to an evaporate and press aerated concrete block, specifically speaking are fire-resistant evaporate and press aerated concrete block of porous light belongs to and evaporates and presses aerated concrete block field.
Background
An autoclaved aerated concrete block is a new material in the field of buildings. The autoclaved aerated concrete is a porous silicate building block prepared by taking fly ash, lime, cement, gypsum, slag and the like as main raw materials, adding a proper amount of a gas former, a regulator and a bubble stabilizer, adding water, stirring, casting and molding, expanding by gas generation, precuring and cutting, and curing by high-pressure steam. Because of the porous material of the building block, the building block has the characteristics of sound insulation, light weight, good pressure resistance, excellent heat preservation and the like, has very good processability, and can be cut and processed even by a saw like wood. Therefore, the material is a good substitute for the solid bricks which are widely used in the field of building at present. At present, solid clay bricks are forbidden to be used in China, and lightweight, energy-saving and heat-insulating aerated concrete block bricks are advocated to be used. The autoclaved aerated concrete block has the unit volume weight of 1/3 of that of a clay brick, the heat insulation performance of 3-4 times that of the clay brick, the sound insulation performance of 2 times that of the clay brick, the anti-permeability performance of more than one time that of the clay brick, and the fire resistance performance of 6-8 times that of reinforced concrete, and has excellent construction characteristics of quick construction and the like.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to design a fire-resistant aerated concrete block that evaporates of porous light, fire-resistant, waterproof insulation is effectual, stable in structure, and is with low costs.
The technical scheme of the utility model is that:
a porous light fireproof autoclaved aerated concrete block comprises a waterproof layer, a refractory mortar layer and an autoclaved aerated concrete layer which are sequentially arranged from outside to inside, wherein cellular air holes are formed in the autoclaved aerated concrete layer; a plurality of weight-reducing through holes are formed in the autoclaved aerated concrete layer at intervals in the width direction, and heat insulation materials are filled in the weight-reducing through holes; the weight-reducing through holes are filled with heat insulation materials, so that the weight of the building block is reduced, the heat insulation effect of the building block is improved, the structure is simple, and the cost is low; the autoclaved aerated concrete core layer is internally embedded with a skeleton mesh layer, the skeleton mesh layer is a reinforcing mesh layer, and the reinforcing mesh layer is a single-layer high-strength reinforcing mesh, so that the strength of the autoclaved aerated concrete layer is not less than 2.5MPa, the structural strength is enhanced, and the deformation is reduced.
Furthermore, both sides of the framework net layer are connected with tie bars, and the end parts of the tie bars extend out of the fireproof mud layer or the waterproof layer, so that the structural firmness is improved.
Further, the tip of drawknot muscle is equipped with the separation blade, the separation blade is equipped with the perforation, the tip of drawknot muscle is equipped with the barb structure, avoids the separation blade to deviate from on the drawknot muscle.
Furthermore, the tie bar is in a spiral shape or a wavy shape, so that the stability of the structure is improved, and the tie bar is prevented from falling off or displacing.
Furthermore, the heat-insulating material adopts vitrified micro bubbles, so that the heat-insulating effect is good, and the filling is convenient.
Furthermore, the outer surface of the autoclaved aerated concrete layer is provided with a plurality of grooves, so that the autoclaved aerated concrete layer is convenient to combine with the outer fireproof mud layer, is easy to hang firmly, and improves the structural firmness.
Furthermore, the waterproof layer is made of waterproof mortar or acrylic polymer, the thickness of the waterproof layer is preferably 2-5mm, and the water absorption rate of the self-insulation autoclaved aerated concrete heat-preservation building block can be smaller than 10%.
Further, the thickness of the refractory mortar layer is 10-20 mm.
The weight of the building block of the utility model is 500-700kg/m3The weight is about 1/4 of that of the traditional clay bricks and sand-lime bricks and about 1/5 of that of the common concrete, so that the concrete is extremely suitable for filler walls of high-rise buildings and bearing walls of low-rise buildings, the earthquake destructive force is reduced due to the reduction of the dead weight, and the earthquake resistance of the buildings is greatly improved; the heat conductivity coefficient is 0.09-0.15 Kcal/m.h.degree, the heat conductivity coefficient is about 1/5 of that of the granular soil brick and the sand-lime brick, and the coefficient is about that of the common mixed brick1/6 of the concrete, and the fireproof performance reaches the national first-class fireproof standard.
The utility model has the advantages that: light weight, fire resistance, good waterproof and heat-insulating effects, stable structure and low cost.
The present invention will be further explained with reference to the drawings and examples.
Drawings
Fig. 1 is a schematic structural view of a porous light fireproof autoclaved aerated concrete block in an embodiment of the utility model.
Detailed Description
The following description of the preferred embodiments of the present invention is provided for the purpose of illustration and description, and is not intended to limit the invention.
Example 1
As shown in figure 1, the porous light fireproof autoclaved aerated concrete block comprises a waterproof layer 1, a fireproof mud layer 2 and an autoclaved aerated concrete layer 3 which are sequentially arranged from outside to inside, wherein cellular air holes are formed in the autoclaved aerated concrete layer 3; a plurality of weight-reducing through holes 31 are formed in the autoclaved aerated concrete layer 3 at intervals in the width direction, and heat insulation materials are filled in the weight-reducing through holes 31; the weight-reducing through holes are filled with heat insulation materials, so that the weight of the building block is reduced, the heat insulation effect of the building block is improved, the structure is simple, and the cost is low; the autoclaved aerated concrete core layer 3 is embedded with the skeleton mesh layer 4, the skeleton mesh layer 4 is a steel bar mesh layer, and the steel bar mesh layer is a single-layer high-strength steel bar mesh, so that the strength of the autoclaved aerated concrete layer is not less than 2.5MPa, the structural strength is enhanced, and the deformation is reduced.
The two side surfaces of the framework net layer 4 are connected with the tie bars 5, and the end parts of the tie bars 5 extend out of the refractory mortar layer 2, so that the structural firmness is improved.
The tip of lacing wire 5 is equipped with separation blade 6, separation blade 6 is equipped with the perforation, the tip of lacing wire 6 is equipped with barb structure 51, avoids the separation blade to deviate from the lacing wire muscle.
The tie bar 6 is in a spiral shape or a wavy shape, so that the stability of the structure is improved, and the separation or the displacement is avoided.
The heat-insulating material adopts vitrified micro bubbles, has good heat-insulating effect and is convenient to fill.
The outer surface of the autoclaved aerated concrete layer 3 is provided with a plurality of grooves, so that the autoclaved aerated concrete layer is conveniently combined with the outer fireproof mud layer, is easy to hang firmly, and improves the structural firmness.
The waterproof layer 1 is preferably made of waterproof materials taking waterproof mortar or acrylic acid polymers as base materials, the thickness of the waterproof layer is preferably 2-5mm, and the water absorption rate of the self-insulation autoclaved aerated concrete thermal insulation block can be smaller than 10%.
The thickness of the refractory mortar layer is 10-20 mm.
The weight of the building block of the utility model is 500-700kg/m3The weight is about 1/4 of that of the traditional clay bricks and sand-lime bricks and about 1/5 of that of the common concrete, so that the concrete is extremely suitable for filler walls of high-rise buildings and bearing walls of low-rise buildings, the earthquake destructive force is reduced due to the reduction of the dead weight, and the earthquake resistance of the buildings is greatly improved; the heat conductivity coefficient is 0.09-0.15 kilocalorie/meter.h.degree, the heat conductivity coefficient is about 1/5 of that of the granular soil brick and the sand-lime brick and about 1/6 of that of the common concrete, and the fireproof performance reaches the national first-grade fireproof standard.

Claims (8)

1. The porous light fireproof autoclaved aerated concrete block is characterized in that: the fireproof mortar comprises a waterproof layer, a fireproof mortar layer and an autoclaved aerated concrete layer which are sequentially arranged from outside to inside, wherein honeycomb-shaped air holes are formed in the autoclaved aerated concrete layer; a plurality of weight-reducing through holes are formed in the autoclaved aerated concrete layer at intervals in the width direction, and heat insulation materials are filled in the weight-reducing through holes; the autoclaved aerated concrete core layer is internally embedded with a framework net layer, the framework net layer is a steel bar net layer, and the steel bar net layer is a single-layer high-strength steel bar net.
2. The porous light refractory autoclaved aerated concrete block according to claim 1, characterized in that: and both side surfaces of the framework net layer are connected with tie bars, and the end parts of the tie bars extend out of the refractory mud layer or the waterproof layer.
3. The porous light refractory autoclaved aerated concrete block according to claim 2, characterized in that: the tip of drawknot muscle is equipped with the separation blade, the separation blade is equipped with the perforation, the tip of drawknot muscle is equipped with the barb structure.
4. The porous light refractory autoclaved aerated concrete block according to claim 2, characterized in that: the tie bar is in a spiral shape or a wavy shape.
5. The porous light refractory autoclaved aerated concrete block according to claim 1, characterized in that: the heat-insulating material adopts vitrified micro bubbles.
6. The porous light refractory autoclaved aerated concrete block according to claim 1, characterized in that: the outer surface of the autoclaved aerated concrete layer is provided with a plurality of grooves.
7. The porous light refractory autoclaved aerated concrete block according to claim 1, characterized in that: the waterproof layer is made of waterproof mortar or acrylic polymer, and the thickness of the waterproof layer is 2-5 mm.
8. The porous light refractory autoclaved aerated concrete block according to claim 1, characterized in that: the thickness of the refractory mortar layer is 10-20 mm.
CN202020677287.2U 2020-04-28 2020-04-28 Porous light fireproof autoclaved aerated concrete block Active CN212200989U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020677287.2U CN212200989U (en) 2020-04-28 2020-04-28 Porous light fireproof autoclaved aerated concrete block

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020677287.2U CN212200989U (en) 2020-04-28 2020-04-28 Porous light fireproof autoclaved aerated concrete block

Publications (1)

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CN212200989U true CN212200989U (en) 2020-12-22

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112962862A (en) * 2021-02-03 2021-06-15 苏州娄城新材料科技有限公司 Autoclaved aerated concrete wallboard and production method thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112962862A (en) * 2021-02-03 2021-06-15 苏州娄城新材料科技有限公司 Autoclaved aerated concrete wallboard and production method thereof

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