CN111763039A - Regenerated all-light concrete and application thereof - Google Patents
Regenerated all-light concrete and application thereof Download PDFInfo
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- CN111763039A CN111763039A CN201910261104.0A CN201910261104A CN111763039A CN 111763039 A CN111763039 A CN 111763039A CN 201910261104 A CN201910261104 A CN 201910261104A CN 111763039 A CN111763039 A CN 111763039A
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- 239000004567 concrete Substances 0.000 title claims abstract description 80
- 238000005192 partition Methods 0.000 claims abstract description 66
- 239000000463 material Substances 0.000 claims abstract description 60
- 239000000843 powder Substances 0.000 claims abstract description 49
- 239000002994 raw material Substances 0.000 claims abstract description 26
- 239000002002 slurry Substances 0.000 claims abstract description 19
- 238000002360 preparation method Methods 0.000 claims abstract description 14
- 239000002699 waste material Substances 0.000 claims description 41
- 239000002893 slag Substances 0.000 claims description 19
- 238000009413 insulation Methods 0.000 claims description 18
- 239000002245 particle Substances 0.000 claims description 17
- 239000007787 solid Substances 0.000 claims description 14
- 239000010902 straw Substances 0.000 claims description 11
- 239000010805 inorganic waste Substances 0.000 claims description 10
- 239000000835 fiber Substances 0.000 claims description 9
- 239000010451 perlite Substances 0.000 claims description 8
- 235000019362 perlite Nutrition 0.000 claims description 8
- 239000002154 agricultural waste Substances 0.000 claims description 6
- 239000011449 brick Substances 0.000 claims description 6
- 239000000919 ceramic Substances 0.000 claims description 6
- 239000003795 chemical substances by application Substances 0.000 claims description 6
- 239000002440 industrial waste Substances 0.000 claims description 6
- 239000010813 municipal solid waste Substances 0.000 claims description 4
- 239000004575 stone Substances 0.000 claims description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- 241000196324 Embryophyta Species 0.000 claims description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 230000003487 anti-permeability effect Effects 0.000 claims description 3
- 229910052799 carbon Inorganic materials 0.000 claims description 3
- 239000003245 coal Substances 0.000 claims description 3
- 239000006260 foam Substances 0.000 claims description 3
- 239000004088 foaming agent Substances 0.000 claims description 3
- 239000008187 granular material Substances 0.000 claims description 3
- 229910052744 lithium Inorganic materials 0.000 claims description 3
- 239000004570 mortar (masonry) Substances 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 229920000728 polyester Polymers 0.000 claims description 3
- 229920006389 polyphenyl polymer Polymers 0.000 claims description 3
- 239000011863 silicon-based powder Substances 0.000 claims description 3
- 239000002351 wastewater Substances 0.000 claims description 3
- 240000008042 Zea mays Species 0.000 claims description 2
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 claims description 2
- 235000002017 Zea mays subsp mays Nutrition 0.000 claims description 2
- 235000005822 corn Nutrition 0.000 claims description 2
- 235000013399 edible fruits Nutrition 0.000 claims description 2
- 240000007594 Oryza sativa Species 0.000 claims 1
- 235000007164 Oryza sativa Nutrition 0.000 claims 1
- 235000013339 cereals Nutrition 0.000 claims 1
- 235000009566 rice Nutrition 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 15
- 239000004568 cement Substances 0.000 abstract description 14
- 239000000654 additive Substances 0.000 abstract description 4
- 230000000996 additive effect Effects 0.000 abstract description 4
- 239000004566 building material Substances 0.000 abstract description 3
- 230000001172 regenerating effect Effects 0.000 abstract description 2
- 239000000203 mixture Substances 0.000 description 14
- 239000012535 impurity Substances 0.000 description 8
- 238000012360 testing method Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 238000000926 separation method Methods 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 239000008207 working material Substances 0.000 description 5
- 238000013461 design Methods 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 239000012670 alkaline solution Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000011810 insulating material Substances 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 2
- 239000011456 concrete brick Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000010881 fly ash Substances 0.000 description 2
- 238000009472 formulation Methods 0.000 description 2
- 239000011464 hollow brick Substances 0.000 description 2
- 239000012774 insulation material Substances 0.000 description 2
- 239000003562 lightweight material Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- -1 polypropylene Polymers 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- 239000000941 radioactive substance Substances 0.000 description 2
- 230000008929 regeneration Effects 0.000 description 2
- 238000011069 regeneration method Methods 0.000 description 2
- 239000011398 Portland cement Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000011381 foam concrete Substances 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 150000002790 naphthalenes Chemical class 0.000 description 1
- 238000001139 pH measurement Methods 0.000 description 1
- 239000011470 perforated brick Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000008030 superplasticizer Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/74—Removable non-load-bearing partitions; Partitions with a free upper edge
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/40—Porous or lightweight materials
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Structural Engineering (AREA)
- Architecture (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The invention provides a regenerated all-light concrete and application thereof, belonging to the field of building materials. The regenerative all-light concrete comprises the following preparation raw materials in parts by weight: 100 parts of cement; 50-90 parts of regenerated powder; 40-115 parts of regenerated light material; 4-6 parts of an additive; 80-200 parts of water. The regenerated all-light concrete provided by the invention adopts a large amount of regenerated powder and regenerated light materials, can fully utilize regenerated resources, is wide and convenient to obtain, and can be used for producing light battens for building partitions, light beam-column members for partitions, heat-insulating slurry, standard light heat-insulating boards and light leveling layer slurry by controlling the using amount of each raw material in the regenerated all-light concrete, so that the obtained building partitions and related products have excellent performance, can meet various requirements of the building partitions and related products, and are low in cost.
Description
Technical Field
The invention relates to the field of building materials, in particular to a regenerated all-light concrete and application thereof.
Background
With the development of economy, various wastes are more and more, the treatment is quite difficult and the cost is extremely high, and the environment is seriously polluted. On the other hand, natural resources are less and less, and energy conservation and environmental protection are the targets pursued by various industries.
The partition wall material used widely in building field is shale hollow brick, sintered porous brick, aerated concrete brick or foamed concrete brick. Shale hollow bricks and sintered perforated bricks are made of natural soil, destroy the environment and are definitely replaced at present. The aerated concrete or the foaming concrete brick uses scarce natural resources such as sandstone and the like, and the production and the use also influence and pollute the environment. The materials are used in large quantity, so that the environment is seriously polluted after being dismantled, and the problems of difficult recovery and the like exist.
At present, light gypsum boards (blocks), water slag or ceramsite wallboards and the like are mostly adopted to replace bricks. They are mainly derived from resources in natural areas, do not relate to the effective utilization of various wastes, and are not perfect in performance, such as poor sound insulation effect, no moisture resistance, difficulty in hanging home equipment, unstable strength, poor durability and the like.
The invention with the application number of 201811479886.7 discloses a preparation method of a lightweight straw concrete wall material, which uses a large amount of fly ash as an admixture in the aspect of raw materials, and adds 1-3% of straws, 50-106% of shale ceramisite, 123-136% of sand and 0-191% of stones on the basis of the total mass of composite portland cement and fly ash; the invention discloses a method for preparing ceramsite and sandstone by using straws with low doping amount, which has low utilization rate of wastes, and leads to less and less natural resources of the ceramsite and the sandstone due to doping of a large amount of ceramsite and the sandstone. Therefore, it is urgent to develop new environmental building materials while ensuring the performance of the partition wall.
Disclosure of Invention
The regenerated light concrete adopts regenerated powder and regenerated light material, can fully utilize regenerated resources, has wide and convenient material sources and excellent performance, is mainly used for light partition walls, light insulating layers, light leveling layers and the like of buildings, and can meet various indexes of performance requirements and specification requirements of the partition walls, the insulating layers and laminated layers of the buildings.
In order to achieve the above object, the present invention provides the following technical solutions:
the invention provides a regenerated all-light concrete which comprises the following preparation raw materials in parts by weight:
preferably, the raw materials also comprise 6-30 parts of auxiliary materials.
Preferably, the auxiliary materials comprise one or more of silicon powder, an anti-permeability agent, waterproof powder, an expanding agent, concrete fibers, fireproof powder, a foaming agent, heat insulation powder, perlite particles and polyphenyl particles.
Preferably, the reclaimed powder is prepared from building solid inorganic garbage and/or industrial solid inorganic waste; the building solid inorganic waste comprises one or more of waste bricks, waste light battens, waste ceramic tiles, waste concrete blocks, waste mortar, stone powder and sandstone waste, and the industrial solid inorganic waste comprises one or more of blast furnace slag, waste water slag, waste ceramic granules, carbon slag, coal slag, lithium slag and aluminum slag.
Preferably, the particle size of the reclaimed powder is 0.15mm or less.
Preferably, the recycled light material is prepared from light waste, the light waste comprises one or more of commercial waste, agricultural waste and forestry waste, the commercial waste comprises one or more of polyester board, plastic mat, foam block and disposable lunch box, the agricultural waste comprises one or more of straw, waste pure straw products, corn cob and shell dry materials, and the forestry waste comprises one or more of plant roots, stems, leaves, sawdust and fruit shells.
Preferably, the particle size of the regenerated light material is 0.15-5 mm.
The invention also provides the application of the regenerated all-light concrete in the technical scheme in the field of buildings.
Preferably, the application mode comprises: the regenerated all-lightweight concrete is used for producing standard lightweight battens of partition walls, standard lightweight beam column members of partition walls, heat insulation slurry, standard lightweight heat insulation boards or lightweight leveling layer slurry.
Preferably, the building partition wall comprises a building inner partition wall and a building outer partition wall; the standard light beam column component of the building partition wall comprises upright columns, tie beams and lintels.
The invention provides a regenerated all-light concrete which comprises the following preparation raw materials in parts by weight: 100 parts of cement; 50-90 parts of regenerated powder; 40-115 parts of regenerated light material; 4-6 parts of an additive; 80-200 parts of water. The all-light concrete provided by the invention adopts a large amount of regenerated powder and regenerated light materials, so that the regenerated resources can be fully utilized, the materials are widely and conveniently obtained, and the regenerated all-light concrete obtained by controlling the use amount of each component is used for producing standard light battens of building partition walls, standard light beam column members of partition walls, heat insulation slurry, standard light heat insulation boards and light leveling layer slurry, so that the obtained building partition walls and related products have excellent performance, can meet various requirements of the building partition walls and related products, and is low in cost.
In addition, the regenerated all-light concrete provided by the invention is used for producing standard light battens of building partition walls and standard light beam column members of partition walls, is suitable for the production of various mature moulds in China, and can be used for light weight and full assembly construction.
Detailed Description
The invention provides a regenerated all-light concrete which comprises the following preparation raw materials in parts by weight:
the raw materials for preparing the regenerated all-light concrete provided by the invention comprise 100 parts of cement. The source of the cement is not particularly required in the present invention, and commercially available cement known to those skilled in the art may be used. The invention has no special requirements on the grade of the cement and can meet the corresponding standard requirements aiming at different applications. In the present invention, the cement serves to gel.
The preparation raw material of the regenerated all-lightweight concrete comprises 50-90 parts by weight of regenerated powder, and preferably 55-75 parts by weight of cement. In the invention, the regenerated powder is preferably prepared from building solid inorganic garbage and/or industrial solid inorganic waste; the building solid inorganic waste comprises one or more of waste bricks, waste light battens, waste ceramic tiles, waste concrete blocks, waste mortar, stone powder and sandstone waste, and the industrial solid inorganic waste comprises one or more of blast furnace slag, waste water slag, waste ceramic granules, carbon slag, coal slag, lithium slag and aluminum slag. The reclaimed powder of the present invention acts as an admixture.
In the present invention, the preparation of the reclaimed powder preferably comprises the steps of: the construction solid inorganic garbage and/or industrial solid inorganic waste are sequentially subjected to impurity removal, alkalization, drying, crushing and separation to obtain regenerated powder. In the invention, the impurity removal is to control the content of organic impurities and mud and eliminate the harm of radioactive substances, and the invention has no special requirement on the specific implementation mode of the impurity removal and can achieve the effect. In the invention, the alkalization mode is preferably to soak the raw material by using alkaline liquid so that the pH value of the regeneration powder is not less than 6. In the present invention, the alkaline solution is preferably a sodium hydroxide solution. The invention has no special requirement on the concentration of the alkaline solution, and can achieve the purpose. The pH value of the regenerated powder refers to the pH value of a solution obtained after the regenerated powder is soaked in water for 2 hours. The present invention preferably employs pH measurements for detection. The present invention does not require any particular embodiment of the disruption and separation, and the disruption and separation means known to those skilled in the art may be used. In the present invention, the particle size of the reclaimed powder is preferably 0.15mm or less. When the reclaimed powder includes plural kinds, the present invention has no particular requirement for the blending ratio of the respective powders in the reclaimed powder, and is experimentally determined as optimum in performance. In the present invention, the content of sludge in the reclaimed powder is preferably 5 wt.% or less.
The preparation raw materials of the regenerated all-lightweight concrete provided by the invention comprise 40-115 parts of regenerated lightweight materials by weight based on the weight parts of cement. The invention preferably selects the use amount of the regenerated light material according to the use of the regenerated all-light concrete. When the regenerated all-lightweight concrete is used for producing standard lightweight battens of building partitions or standard lightweight beam column members of the building partitions, the regenerated lightweight material is preferably 65-100 parts; when the regenerated all-light concrete is used for producing heat-insulating slurry or a standard light heat-insulating plate, the regenerated light concrete is preferably 40-60 parts; when the regenerated all-light concrete is used for producing light leveling layer slurry, the regenerated light concrete is preferably 75-115 parts. In the invention, the recycled light material is prepared from light waste, and the light waste comprises one or more of commercial waste, agricultural waste and forestry waste; the commercial waste comprises one or more of polyester plates, plastic mats, foam blocks and disposable lunch boxes, the agricultural waste comprises one or more of straws, straw, waste pure straw products, corncobs and shell dry materials, and the forestry waste comprises one or more of roots, stems, leaves, sawdust and shells of plants. The regenerated light material of the invention is used as light filling material.
In the present invention, the preparation of the regenerated light material preferably comprises the following steps: and (3) sequentially carrying out impurity removal, alkalization, drying, crushing and separation on the light waste to obtain a regenerated light material. In the invention, the impurity removal is to remove useless organic impurities, mud and harmful radioactive substances in the light aggregate, and the invention has no special requirement on the specific implementation mode of the impurity removal and can achieve the effects. In the present invention, the alkalization is preferably performed by soaking the raw material with an alkaline solution so that the pH of the regenerated light material is not less than 6. The present invention does not require any particular embodiment of the disruption and separation, and the disruption and separation means known to those skilled in the art may be used. In the invention, the particle size of the regenerated light material is preferably 0.15-5 mm. When the regenerated light material comprises a plurality of materials, the invention has no special requirements on the blending proportion of various aggregates in the regenerated light material, and the optimal performance is determined by experiments.
The preparation raw materials of the regenerated all-lightweight concrete provided by the invention comprise 4-6 parts of the additive by weight based on the weight part of the cement, and the preferable weight is 4.5-5.5 parts. The concrete admixture has no special requirement on the type of the admixture, and concrete admixtures well known to those skilled in the art can be adopted. In a specific embodiment of the invention, the additive is preferably a naphthalene-based superplasticizer.
The preparation raw material of the regenerated all-lightweight concrete comprises 80-200 parts of water, preferably 85-190 parts of water by weight based on the weight of cement. The invention preferably selects the water consumption according to the application of the regenerated all-light concrete. When the regenerated all-lightweight concrete is used for producing standard lightweight battens of building partitions or standard lightweight beam column members of the building partitions, the water is preferably 85-130 parts; when the regenerated all-light concrete is used for producing heat-insulating slurry or a standard light heat-insulating plate, the water is preferably 100-160 parts; when the regenerated all-light concrete is used for producing light leveling layer slurry, the water is preferably 120-180 parts. The source of water in the present invention is not particularly limited, and water from sources well known to those skilled in the art can be used.
The preparation raw materials of the regenerative all-light concrete preferably comprise 6-30 parts of auxiliary materials by weight based on the weight of cement. In the invention, the auxiliary materials preferably comprise one or more of silicon powder, an anti-permeability agent, waterproof powder, an expanding agent, concrete fibers, fireproof powder, a foaming agent, heat insulation powder, perlite particles and polyphenyl particles. The concrete fiber of the present invention is preferably polypropylene fiber. The invention has no special requirements on the specification and the type of each auxiliary material, and the specification and the type which are well known by the technical personnel in the field can be adopted. The invention has no special requirement on the source of the auxiliary materials, and the auxiliary materials can be obtained from commercial products well known to those skilled in the art.
The preparation method of the regenerated all-light concrete has no special requirements, and all the raw materials are directly mixed and stirred uniformly. Before mixing, the invention preferably detects each raw material index to make each index meet the standard requirement. In the present invention, the water is preferably detected as specified in the specification JGJ 63-2006; the cement is preferably tested according to GB175-2007 specifications; the regenerated powder is preferably detected according to the mineral admixture application technical specification (Chinese institute of building science); the admixture is preferably detected according to the concrete admixture application technical specification (GB 50119-2013); the regenerated light material is preferably detected according to the technical specification JGJ51-90 of light aggregate concrete; the auxiliary materials are preferably detected according to corresponding national standards.
After detecting that the indexes of the raw materials meet the requirements of relevant specifications, the invention mixes and stirs the raw materials uniformly according to the proportion to obtain the regenerated all-light concrete. In the invention, the proportion corresponds to the dosage of each raw material in the technical scheme.
The invention also provides the application of the regenerated all-light concrete in the technical scheme in the field of buildings.
In the present invention, the manner of application preferably includes: the regenerated all-light concrete is used for producing standard light battens of building partitions, standard light beam column members of building partitions, heat insulation slurry, standard light heat insulation boards or light leveling layer slurry. In the present invention, the building partition preferably includes a building internal partition and a building external partition; the standard lightweight beam column component of the building partition wall comprises a stand column, a tie beam and a lintel, wherein the stand column preferably comprises a constructional column and a decorative column, the tie beam preferably comprises a horizontal tie beam, and the lintel preferably comprises a lintel on a door and window opening. The standard light batten of the building partition wall has no special requirements on the specification, and is processed according to the JG/T169-2016 standard. In the invention, the heat-insulating slurry or the standard light heat-insulating board is preferably used for heat-insulating layers of building inner walls or outer walls, floors or roofs; the light leveling layer slurry is preferably used for secondarily increasing the thickness of a building floor plate or roof plate.
When the regenerated all-lightweight concrete is used for producing standard lightweight battens of building partitions or standard lightweight beam column members of building partitions, the invention preferably uses the regenerated all-lightweight concrete in combination with other working materials to improve the bending resistance, hanging force and impact resistance of the building partitions. In the invention, the other working materials comprise one or more of concrete fibers, mesh cloth, steel wire meshes, steel bar meshes and steel bars. In the present invention, the material of the concrete fiber is preferably polypropylene resin. The specification of the other working materials is not particularly required, and the specification known to those skilled in the art can be adopted. The invention has no special requirements on the dosage and the use method of other working materials, and the calculation method and the use method which are well known by the technical personnel in the field are adopted to meet the performance requirements of the light batten for the partition wall and the light component for the partition wall for the building.
When the regenerated all-light concrete is used for producing the standard light insulation board or slurry, the regenerated all-light concrete and other insulation materials are preferably combined for use to improve the insulation performance of the insulation board or slurry. The invention has no special requirements on the types of other heat-insulating materials, and the heat-insulating materials known by the technical personnel in the field, such as perlite heat-insulating particles, can be adopted. The invention has no special requirements on the dosage and the use method of other heat-insulating materials, and the metering method and the use method which are well known to the technical personnel in the field can be adopted.
The following will describe the recycled all-light concrete and its application in detail with reference to the examples, but they should not be construed as limiting the scope of the invention.
Examples 1 to 6
Detecting that the indexes of the raw materials meet the specifications, mixing according to the formula shown in table 1 to obtain regenerated all-light concrete, pouring the regenerated all-light concrete into a mold, curing, demolding, placing the demolded test piece into a standard curing room, and curing for 28 days at the temperature of 20 +/-2 ℃ and the relative humidity of more than 95% to obtain the light batten for the regenerated all-light concrete internal partition wall, wherein the thickness of the veneer is 100 mm.
Table 1 reference formula of light slat for inner partition wall
| Raw materials | Example 1 | Example 2 | Example 3 | Example 4 | Example 5 | Example 6 |
| Cement (kg) | 100 | 100 | 100 | 100 | 100 | 100 |
| Regeneration powder material (kg) | 78.6 | 66.7 | 61.3 | 85.2 | 72.4 | 58.7 |
| Regenerated light material (kg) | 97.6 | 88 | 68.4 | 75.5 | 74.1 | 99.9 |
| Naphthalene series high efficiency water reducing agent (kg) | 5.4 | 5 | 4.8 | 5.6 | 5.2 | 4.8 |
| Water (kg) | 99.5 | 111.3 | 91.4 | 128.7 | 109.3 | 117.2 |
The compositions of the reclaimed powder and the reclaimed light materials used in examples 1 to 6 are shown in Table 2.
TABLE 2 compositions of reclaimed powder and reclaimed light materials used in examples 1-6
The performance of the internal partition wall batten obtained in examples 1-6 was tested according to JG/T169-2016, the general technical requirements for light battens for building partition walls, and the test results are shown in Table 3.
TABLE 3 performances of inner partition wall slats of examples 1 to 6
Examples 7 to 12
Different from the embodiments 1 to 6, the regenerated all-light concrete further comprises auxiliary materials, after the raw material indexes are detected to meet the specifications, the raw materials are mixed according to the formula shown in table 4 to obtain the regenerated all-light concrete, other working materials are fixed in a pouring all-light concrete mould according to set positions and are wrapped by the all-light concrete, demoulding is carried out after curing, the demoulded test piece is placed into a standard curing chamber, and the curing is carried out for 28 days at the temperature of 20 +/-2 ℃ and the relative humidity of more than 95%, so that the light batten for the regenerated all-light concrete inner partition wall is obtained, and the thickness of the veneer is 100 mm.
Table 4 reference formula of light slat for inner partition wall in examples 7 to 12
In table 4, the fiber web and the steel wire mesh were fixed on both sides of the board width.
The compositions of the reclaimed powder and the reclaimed light materials used in examples 7 to 12 are shown in Table 5.
TABLE 5 compositions of reclaimed powder and reclaimed light materials used in examples 7-12
The performance of the internal partition wall batten obtained in examples 7-12 was tested according to JG/T169-2016, the general technical requirements for light battens for building partition walls, and the test results are shown in Table 6.
TABLE 6 performances of inner partition wall slats of examples 7 to 12
Examples 13 to 18
The regenerated all-light concrete is used for producing the light single-board plate of the building external partition wall, and the formula is shown in table 7.
The compositions of the regenerated powder and the regenerated light material in the examples 13-18 respectively correspond to the compositions of the regenerated powder and the regenerated light material in the examples 1-6 in turn, namely the example 13 corresponds to the example 1, the example 14 corresponds to the example 2, and so on.
TABLE 7 reference recipe for light weight batten for outer partition wall of examples 13 to 18
In table 7, the fiber web and the steel wire mesh were fixed on both sides of the board width.
The performance of the slats for the outer partition obtained in examples 13 to 18 was tested according to JG/T169-2016, the general technical requirements for light slats for building partitions, and the test results are shown in Table 8.
TABLE 8 Performance of inner partition wall batten of examples 13 to 18
Examples 19 to 24
The regenerated all-light concrete is used for producing standard components of the external partition wall of the building, and the formula is shown in table 9.
In examples 19 to 24, the compositions of the regenerated powder and the regenerated light material respectively correspond to the compositions of the regenerated powder and the regenerated light material in examples 1 to 6 in turn, that is, example 19 corresponds to example 1, example 20 corresponds to example 2, and so on.
TABLE 9 reference recipe for standard lightweight beam column member for external partition wall in examples 19 to 24
According to the design specification GB50003-2011 of masonry structure and the building earthquake-resistant design specification
The performance of the standard light-weight member for the outer partition obtained in examples 19 to 24 was tested according to the requirements of GB50011-2010, and the test results are shown in table 10.
TABLE 10 Performance of Standard lightweight Beam column Member for external partition wall in examples 19 to 24
Note: 1. the performances of the building partition wall are determined according to the general technical requirements (JG/T169-2016) of the light batten for the building partition wall and the performance after the building partition wall and the batten are combined and installed. 2. The standard size of the regenerated all-light concrete partition wall member is 100mm 200mm 3000 mm. 3. The main function of the component is to enable the all-light-weight concrete partition wall to meet the relevant requirements of masonry structure design specifications (GB50003-2011) and building earthquake-resistant design specifications (GB 50011-2010).
Examples 25 to 30
The regenerated all-light concrete is used for producing the light leveling layer, and the formula is shown in table 11.
Wherein the compositions of the regenerated powder and the regenerated light material in the examples 25-30 respectively correspond to the compositions of the regenerated powder and the regenerated light material in the examples 1-6, that is, the example 25 corresponds to the example 1, the example 26 corresponds to the example 2, and so on.
TABLE 11 examples 24-30 screed formulations and methods of use
The performance of the leveling layer obtained in examples 25 to 30 was tested, and the test results are shown in table 12.
TABLE 12 leveling course Properties obtained in examples 25 to 30
Examples 31 to 36
The regenerated all-light concrete is used for producing heat-insulating slurry and standard light heat-insulating boards, and the formula is shown in Table 13.
The mixed light material in the embodiments 31 to 36 is composed of a regenerated light material and perlite heat-insulating particles, the perlite heat-insulating particles are perlite heat-insulating first-class particles (reference number 150-0.1JC209), the particle size range is 0.15 mm-5 mm, the volume ratio of the regenerated light material to the perlite heat-insulating particles is 4:6, the compositions of the regenerated powder material and the regenerated light material respectively correspond to the compositions of the regenerated powder material and the regenerated light material in the embodiments 1 to 6 in sequence, namely, the embodiment 31 corresponds to the embodiment 1, the embodiment 32 corresponds to the embodiment 2, and the like.
TABLE 13 examples 31-36 insulation paste and insulation board formulations
The performance of the insulation materials of examples 31-36 was tested, and the test results are shown in Table 14.
TABLE 14 Performance of insulation paste and insulation board of examples 31-36
The regenerated light concrete provided by the invention is widely prepared from regenerated powder and regenerated light materials, can fully utilize regenerated resources, and is wide and convenient to obtain.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. The regenerated all-light concrete is characterized by comprising the following preparation raw materials in parts by weight:
2. the recycled all-light concrete according to claim 1, wherein the raw material further comprises 6-30 parts of an auxiliary material.
3. The recycled all-light concrete according to claim 2, wherein the auxiliary materials comprise one or more of silicon powder, anti-permeability agent, waterproof powder, expanding agent, concrete fiber, fireproof powder, foaming agent, heat-insulating powder, perlite particles and polyphenyl particles.
4. The recycled all-light concrete according to claim 1, wherein the recycled powder is prepared from building solid inorganic garbage and/or industrial solid inorganic waste; the building solid inorganic waste comprises one or more of waste bricks, waste light battens, waste ceramic tiles, waste concrete blocks, waste mortar, stone powder and sandstone waste, and the industrial solid inorganic waste comprises one or more of blast furnace slag, waste water slag, waste ceramic granules, carbon slag, coal slag, lithium slag and aluminum slag.
5. The recycled all-light concrete according to claim 1 or 4, wherein the particle size of the recycled powder is below 0.15 mm.
6. The recycled all-lightweight concrete according to claim 1, wherein the recycled lightweight waste is produced from lightweight waste, the lightweight waste comprises one or more of commercial waste, agricultural waste and forestry waste, the commercial waste comprises one or more of polyester boards, plastic mats, foam blocks and disposable lunch boxes, the agricultural waste comprises one or more of straws, rice straws, waste pure straw products, corn cobs and shell dry materials, and the forestry waste comprises one or more of plant roots, stems, leaves, sawdust and fruit shells.
7. The recycled all-light concrete according to claim 1 or 6, wherein the grain size of the recycled light material is 0.15-5 mm.
8. The application of the recycled all-light concrete as claimed in any one of claims 1 to 7 in the field of buildings.
9. The application according to claim 8, characterized in that the manner of application comprises: the regenerated all-light concrete is used for producing standard light battens of building partitions, standard light beam column members of building partitions, heat insulation slurry, standard light heat insulation boards or light leveling layer slurry.
10. The use according to claim 9, wherein the building partition comprises a building interior partition and a building exterior partition; the standard light beam column component of the building partition wall comprises upright columns, tie beams and lintels.
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