CN115626813A - Green energy-saving environment-friendly novel building material produced from fly ash and method thereof - Google Patents
Green energy-saving environment-friendly novel building material produced from fly ash and method thereof Download PDFInfo
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- CN115626813A CN115626813A CN202211343850.2A CN202211343850A CN115626813A CN 115626813 A CN115626813 A CN 115626813A CN 202211343850 A CN202211343850 A CN 202211343850A CN 115626813 A CN115626813 A CN 115626813A
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- 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
- C04B33/00—Clay-wares
- C04B33/02—Preparing or treating the raw materials individually or as batches
- C04B33/13—Compounding ingredients
- C04B33/132—Waste materials; Refuse; Residues
- C04B33/135—Combustion residues, e.g. fly ash, incineration waste
- C04B33/1352—Fuel ashes, e.g. fly ash
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- 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
- C04B33/00—Clay-wares
- C04B33/02—Preparing or treating the raw materials individually or as batches
- C04B33/13—Compounding ingredients
- C04B33/131—Inorganic additives
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- 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
- C04B33/00—Clay-wares
- C04B33/02—Preparing or treating the raw materials individually or as batches
- C04B33/13—Compounding ingredients
- C04B33/132—Waste materials; Refuse; Residues
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- 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
- C04B33/00—Clay-wares
- C04B33/02—Preparing or treating the raw materials individually or as batches
- C04B33/13—Compounding ingredients
- C04B33/132—Waste materials; Refuse; Residues
- C04B33/1324—Recycled material, e.g. tile dust, stone waste, spent refractory material
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- 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
- C04B33/00—Clay-wares
- C04B33/24—Manufacture of porcelain or white ware
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- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/44—Metal salt constituents or additives chosen for the nature of the anions, e.g. hydrides or acetylacetonate
- C04B2235/448—Sulphates or sulphites
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- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
- C04B2235/95—Products characterised by their size, e.g. microceramics
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/60—Production of ceramic materials or ceramic elements, e.g. substitution of clay or shale by alternative raw materials, e.g. ashes
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Dispersion Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Combustion & Propulsion (AREA)
- Inorganic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a green energy-saving environment-friendly novel building material produced by fly ash, which comprises the following materials: 50-65% of fly ash, 10-25% of clay, 5-10% of sawdust, 5-10% of gravel, 10-20% of building reclaimed materials and 3-7% of calcium sulfate; through regard fly ash as the main raw materials, mix multiple interpolation material to processing forms the bricklaying, guarantees the utilization ratio, can stably utilize the pollution abatement simultaneously, handles through multichannel process and technological condition's control simultaneously, guarantees the structural strength of building materials, improves the utilization effect, and combines the sawdust carbonization in the sintering, increases absorption cavity and ability, improves functional effect, utilizes the plant use.
Description
Technical Field
The invention relates to the technical field of building materials, in particular to a novel green energy-saving environment-friendly building material produced by fly ash and a method thereof.
Background
In the current daily production and construction, a lot of coal ash is generated by some workers, and the coal ash needs to be recycled in order to avoid pollution and waste.
However, in the existing utilization modes of the fly ash, a small amount of fly ash is simply added into other materials, so that the utilization rate is low, the supply difference is large, the recycling and environment-friendly effects are influenced, and the fly ash is used as a building material, is a simple pavement and has heavy pollution, so that a new building material and a utilization method are to be provided.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a novel green energy-saving environment-friendly building material produced by fly ash and a method thereof.
In order to achieve the purpose, the invention adopts the following technical scheme:
a green energy-saving environment-friendly novel building material produced by fly ash comprises the following materials: 50-65% of fly ash, 10-25% of clay, 5-10% of sawdust, 5-10% of gravel, 10-20% of building reclaimed materials and 3-7% of calcium sulfate;
the production method of the novel building material comprises the following steps:
p1, selecting components according to mass percentage for later use;
p2, soaking and washing the fly ash, and then filtering to obtain wet particles and washing water;
p3, precipitating the washing water, taking out the upper layer clear water, and reserving the bottom sewage;
p4, mixing the bottom sewage with the clay, adding sawdust into the mixture, and putting the mixture into a stirrer to be uniformly stirred to obtain pug;
p5, putting the wet particle mixed gravel, the building reclaimed material and the calcium sulfate into the pug, and uniformly stirring and mixing to obtain a mixed material;
p6, putting the mixed material into a brick making machine, and extruding, cutting and forming to prepare a square building block;
p7, placing the square building block in a shade position, airing for one to two hours, putting the square building block into a kiln, sintering and shaping, and discharging to obtain a sintered building block;
p8, naturally cooling the sintered block, washing with water, and removing scum and surface particles to obtain a cleaned block;
and P9, inspecting the building blocks, checking the compressive strength, and stacking the building blocks into a pile after the building blocks are qualified, so that the production can be finished.
Preferably, each component in the P1 is a dry material, and the water content is not more than 3%.
Preferably, the sawdust is wood chips produced by cutting in wood processing, and long-length wood and bark are removed.
Preferably, the construction reclaimed materials are concrete waste materials generated by demolishing waste buildings, and are crushed and processed into powder.
Preferably, the water content of the pug in the P4 is 10-12%, and the sawdust is uniformly mixed.
Preferably, the mixed material in the P5 is prepared by stirring with a concrete stirrer and is stored in a closed manner.
Preferably, the specification of the square block in the P6 is 500 mm multiplied by 100 mm, and the surface edges and corners have no deformation loss.
Preferably, the drying mode in the P7 is natural drying, and natural cooling is carried out in a kiln after sintering and shaping.
Preferably, the pressure resistance in the P9 is detected by directly pressing the pressure sensor until the pressure sensor is broken and recording a pressure value.
According to the novel green energy-saving environment-friendly building material produced by the fly ash and the method thereof, the fly ash is used as a main raw material, and a plurality of additive materials are mixed, so that bricks are processed to form, the utilization rate is ensured, meanwhile, the fly ash can be stably utilized and pollution is reduced, meanwhile, the structural strength of the building material is ensured through a plurality of process treatments and the control of process conditions, the utilization effect is improved, and in combination with the carbonization of sawdust in sintering, the adsorption cavity and capacity are increased, the functional effect is improved, and the novel green energy-saving environment-friendly building material is produced and used.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
A green energy-saving environment-friendly novel building material produced by fly ash comprises the following materials: 50-65% of fly ash, 10-25% of clay, 5-10% of sawdust, 5-10% of gravel, 10-20% of building reclaimed materials and 3-7% of calcium sulfate;
the production method of the novel building material comprises the following steps:
p1, selecting components according to mass percentage for later use;
p2, soaking and washing the fly ash, and then filtering to obtain wet particles and washing water;
p3, precipitating the flushing water, taking out the upper layer clear water, and reserving the bottom sewage;
p4, mixing the bottom sewage with clay, adding sawdust, putting into a stirrer, and uniformly stirring to obtain pug;
p5, putting the wet particle mixed gravel, the building reclaimed material and the calcium sulfate into the pug, and uniformly stirring and mixing to obtain a mixed material;
p6, putting the mixed material into a brick making machine, and extruding, cutting and forming to prepare a square building block;
p7, placing the square building block in a shade position, airing for one to two hours, putting the square building block into a kiln, sintering and shaping, and discharging to obtain a sintered building block;
p8, naturally cooling the sintered block, washing with water, and removing scum and surface particles to obtain a cleaned block;
and P9, inspecting the building blocks, checking the compressive strength, and stacking the building blocks into a pile after the building blocks are qualified, so that the production can be finished.
Preferably, each component in the P1 is a dry material, and the water content is not more than 3%.
Preferably, the sawdust is wood chips produced by cutting in wood processing, and long-length wood and bark are removed.
Preferably, the construction reclaimed materials are concrete waste materials generated by demolishing waste buildings, and are crushed and processed into powder.
Preferably, the water content of the pug in the P4 is 10-12%, and the sawdust is uniformly mixed.
Preferably, the mixture in P5 is prepared by stirring with a concrete mixer and is stored in a closed state.
Preferably, the specification of the square block in the P6 is 500 mm multiplied by 100 mm, and the surface edges and corners have no deformation loss.
Preferably, the drying mode in the P7 is natural drying, and natural cooling is carried out in a kiln after sintering and shaping.
Preferably, the pressure resistance detection mode in the P9 is to record a pressure value directly after the extrusion and the rupture.
According to the novel green energy-saving environment-friendly building material produced by the fly ash and the method thereof, the fly ash is used as a main raw material, and a plurality of additive materials are mixed, so that bricks are processed to form, the utilization rate is ensured, meanwhile, the fly ash can be stably utilized and pollution is reduced, meanwhile, the structural strength of the building material is ensured through a plurality of process treatments and the control of process conditions, the utilization effect is improved, and in combination with the carbonization of sawdust in sintering, the adsorption cavity and capacity are increased, the functional effect is improved, and the novel green energy-saving environment-friendly building material is produced and used.
Example 1
A green energy-saving environment-friendly novel building material produced by fly ash comprises the following materials: 55% of fly ash, 15% of clay, 8% of sawdust, 6% of gravel, 12% of building reclaimed materials and 4% of calcium sulfate;
the production method of the novel building material comprises the following steps:
p1, selecting components according to the mass percentage for later use;
p2, soaking and washing the fly ash, and then filtering to obtain wet particles and washing water;
p3, precipitating the flushing water, taking out the upper layer clear water, and reserving the bottom sewage;
p4, mixing the bottom sewage with clay, adding sawdust, putting into a stirrer, and uniformly stirring to obtain pug;
p5, putting the wet particle mixed gravel, the building reclaimed material and the calcium sulfate into the pug, and uniformly stirring and mixing to obtain a mixed material;
p6, putting the mixed material into a brick making machine, and extruding, cutting and forming to prepare a square building block;
p7, placing the square building block in a shade position, airing for one to two hours, putting the square building block into a kiln, sintering and shaping, and discharging to obtain a sintered building block;
p8, naturally cooling the sintered block, washing with water, and removing scum and surface particles to obtain a cleaned block;
and P9, inspecting the building blocks, checking the compressive strength, and stacking the building blocks into a pile after the building blocks are qualified, so that the production can be finished.
Preferably, each component in the P1 is a dry material, and the water content is not more than 3%.
Preferably, the sawdust is wood chips produced by cutting in wood processing, and long-length wood and bark are removed.
Preferably, the construction reclaimed materials are concrete waste materials generated by demolishing waste constructions, and are crushed and processed into powder.
Preferably, the water content of the pug in the P4 is 10-12%, and the sawdust is uniformly mixed.
Preferably, the mixture in P5 is prepared by stirring with a concrete mixer and stored under sealed conditions.
Preferably, the specification of the square block in the P6 is 500 mm multiplied by 100 mm, and the surface edges and corners have no deformation loss.
Preferably, the drying mode in the P7 is natural drying, and natural cooling is carried out in a kiln after sintering and shaping.
Preferably, the pressure resistance detection mode in the P9 is to record a pressure value directly after the extrusion and the rupture.
Example 2
A green energy-saving environment-friendly novel building material produced by fly ash comprises the following materials: 55% of fly ash, 20% of clay, 5% of sawdust, 5% of gravel, 10% of building reclaimed materials and 5% of calcium sulfate;
the production method of the novel building material comprises the following steps:
p1, selecting components according to mass percentage for later use;
p2, soaking and washing the fly ash, and then filtering to obtain wet particles and washing water;
p3, precipitating the flushing water, taking out the upper layer clear water, and reserving the bottom sewage;
p4, mixing the bottom sewage with the clay, adding sawdust into the mixture, and putting the mixture into a stirrer to be uniformly stirred to obtain pug;
p5, putting the wet particle mixed gravel, the building reclaimed material and the calcium sulfate into the pug, and uniformly stirring and mixing to obtain a mixed material;
p6, putting the mixed material into a brick making machine, and extruding, cutting and forming to prepare a square building block;
p7, placing the square building block in a shade position, airing for one to two hours, putting the square building block into a kiln, sintering and shaping, and discharging to obtain a sintered building block;
p8, naturally cooling the sintered block, washing with water, and removing scum and surface particles to obtain a cleaned block;
and P9, inspecting the building blocks, checking the compressive strength, and stacking the building blocks into a pile after the building blocks are qualified, so that the production can be finished.
Preferably, each component in the P1 is a dry material, and the water content is not more than 3%.
Preferably, the sawdust is wood chips generated by cutting in wood processing, and long-length wood and bark are removed.
Preferably, the construction reclaimed materials are concrete waste materials generated by demolishing waste buildings, and are crushed and processed into powder.
Preferably, the water content of the pug in the P4 is 10-12%, and the sawdust is uniformly mixed.
Preferably, the mixture in P5 is prepared by stirring with a concrete mixer and is stored in a closed state.
Preferably, the specification of the square block in the P6 is 500 mm multiplied by 100 mm, and the surface edges and corners have no deformation loss.
Preferably, the drying mode in the P7 is natural drying, and natural cooling is carried out in a kiln after sintering and shaping.
Preferably, the pressure resistance detection mode in the P9 is to record a pressure value directly after the extrusion and the rupture.
Claims (9)
1. A green energy-saving environment-friendly novel building material produced by fly ash is characterized in that: the novel building material comprises the following materials: 50-65% of fly ash, 10-25% of clay, 5-10% of sawdust, 5-10% of gravel, 10-20% of building recycled material and 3-7% of calcium sulfate;
the production method of the novel building material comprises the following steps:
p1, selecting components according to mass percentage for later use;
p2, soaking and washing the fly ash, and then filtering to obtain wet particles and washing water;
p3, precipitating the flushing water, taking out the upper layer clear water, and reserving the bottom sewage;
p4, mixing the bottom sewage with clay, adding sawdust, putting into a stirrer, and uniformly stirring to obtain pug;
p5, putting the wet particle mixed gravel, the building reclaimed material and the calcium sulfate into the pug, and uniformly stirring and mixing to obtain a mixed material;
p6, putting the mixed material into a brick making machine, and extruding, cutting and forming to prepare a square building block;
p7, placing the square building block in a shade position, airing for one to two hours, putting the square building block into a kiln, sintering and shaping, and discharging to obtain a sintered building block;
p8, naturally cooling the sintered block, washing with water, and removing scum and surface particles to obtain a cleaned block;
and P9, inspecting the building blocks, checking the compressive strength, and stacking the building blocks into a pile after the building blocks are qualified, so that the production can be finished.
2. The production method of the green energy-saving environment-friendly novel building material produced from the fly ash according to claim 1, characterized by comprising the following steps: all the components in the P1 are dry materials, and the water content is not more than 3%.
3. The production method of the green energy-saving environment-friendly novel building material produced from the fly ash according to claim 1, characterized by comprising the following steps: the sawdust is wood chips generated by cutting in wood processing, and long-strip wood and bark are removed.
4. The production method of the green energy-saving environment-friendly novel building material produced from the fly ash according to claim 1, characterized by comprising the following steps: the building reclaimed materials are concrete waste materials generated by demolishing waste buildings, and are crushed and processed into powder.
5. The production method of the green energy-saving environment-friendly novel building material produced from the fly ash according to claim 1, characterized by comprising the following steps: the water content of the pug in the P4 is 10-12%, and the sawdust is uniformly mixed.
6. The production method of the green energy-saving environment-friendly novel building material produced from the fly ash according to claim 1, characterized by comprising the following steps: and the mixed material in the P5 is prepared by stirring by a concrete stirrer and is stored in a sealed manner.
7. The production method of the green energy-saving environment-friendly novel building material produced from the fly ash according to claim 1, characterized by comprising the following steps: the specification of the P6 middle square building block is 500 mm multiplied by 100 mm, and the surface edge angle has no deformation loss.
8. The production method of the green energy-saving environment-friendly novel building material produced from the fly ash according to claim 1, characterized by comprising the following steps: and the drying mode in the P7 is natural drying, and natural cooling is carried out in a kiln after sintering and shaping.
9. The production method of the green energy-saving environment-friendly novel building material produced from the fly ash according to claim 1, characterized by comprising the following steps: the pressure resistance detection mode in the P9 is to record a pressure value after the pressure is directly extruded to rupture.
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| CN202211343850.2A CN115626813A (en) | 2022-10-31 | 2022-10-31 | Green energy-saving environment-friendly novel building material produced from fly ash and method thereof |
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| CN202211343850.2A CN115626813A (en) | 2022-10-31 | 2022-10-31 | Green energy-saving environment-friendly novel building material produced from fly ash and method thereof |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1087331A (en) * | 1992-11-22 | 1994-06-01 | 李岳 | Hypertonic powdered coal ash sintered products and production technique thereof |
| CN1287984A (en) * | 2000-10-27 | 2001-03-21 | 翟冠杰 | Method for producing fly-ash backed brick by using paper mill waste water to increase fly-ash percentage |
| WO2012089875A1 (en) * | 2010-12-31 | 2012-07-05 | Bou Cortes Maria Lidon | Method for producing a ceramic product using fly ash as a raw material |
| CN108069703A (en) * | 2016-11-11 | 2018-05-25 | 李思诺 | One kind cuts dirty type water-permeable brick and preparation method thereof |
| CN108484119A (en) * | 2018-05-23 | 2018-09-04 | 北京建筑材料科学研究总院有限公司 | Lightweight porous heat insulation material and preparation method thereof |
-
2022
- 2022-10-31 CN CN202211343850.2A patent/CN115626813A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1087331A (en) * | 1992-11-22 | 1994-06-01 | 李岳 | Hypertonic powdered coal ash sintered products and production technique thereof |
| CN1287984A (en) * | 2000-10-27 | 2001-03-21 | 翟冠杰 | Method for producing fly-ash backed brick by using paper mill waste water to increase fly-ash percentage |
| WO2012089875A1 (en) * | 2010-12-31 | 2012-07-05 | Bou Cortes Maria Lidon | Method for producing a ceramic product using fly ash as a raw material |
| CN108069703A (en) * | 2016-11-11 | 2018-05-25 | 李思诺 | One kind cuts dirty type water-permeable brick and preparation method thereof |
| CN108484119A (en) * | 2018-05-23 | 2018-09-04 | 北京建筑材料科学研究总院有限公司 | Lightweight porous heat insulation material and preparation method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 魏爱平: "高掺量粉煤灰烧结砖的混料工艺及装备" * |
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