CN107117892A - The non-burning brick and its preparation technology that a kind of large dosage is prepared using remaining body refuse soil - Google Patents
The non-burning brick and its preparation technology that a kind of large dosage is prepared using remaining body refuse soil Download PDFInfo
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- CN107117892A CN107117892A CN201710180413.6A CN201710180413A CN107117892A CN 107117892 A CN107117892 A CN 107117892A CN 201710180413 A CN201710180413 A CN 201710180413A CN 107117892 A CN107117892 A CN 107117892A
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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
- 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
- C04B28/02—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 containing hydraulic cements other than calcium sulfates
- C04B28/04—Portland cements
-
- 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
- C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
- C04B40/0028—Aspects relating to the mixing step of the mortar preparation
- C04B40/0039—Premixtures of ingredients
-
- 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
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/50—Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength
-
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The present invention discloses a kind of large dosage using the non-burning brick of remaining body refuse soil preparation, compressing after remaining body refuse soil, cement, fine aggregate, soil-solidified-agent and the agitated mixing of water, and is formed through natural curing, and the mass parts match ratio of each component is as follows：Remaining 70 ~ 95 parts of body refuse soil, 4 ~ 15 parts of cement, 0 ~ 20 part of fine aggregate, 0.01 ~ 0.1 part of soil-solidified-agent, 0 ~ 20 part of water.The invention also discloses the large dosage non-burning brick preparation technology is prepared using remaining body refuse soil.Remaining body refuse soil prepared by the present invention is non-burning brick with intensity is high, water stability is good, frost resistance is strong, low cost and other advantages, remaining body refuse soil has largely been used simultaneously, realize the recycling high value added utilization of the native solid waste of remaining body refuse, fired brick can effectively be replaced, reduce resources and energy consumption and environmental pollution, dregs besieged city is effectively solved simultaneously and man-made disaster is prevented, with significant economic and social profit.
Description
Technical field
The present invention relates to a kind of building brick and its preparation technology, and in particular to a kind of large dosage is prepared using remaining body refuse soil
Non-burning brick and its preparation technology.
Background technology
According to the relevent statistics, the total emission volumn of the annual building waste of China is about between 15.5 ~ 2,400,000,000 tons, to account for city in recent years
The ratio of rubbish is about 40%, and this is mostly remaining body refuse soil.These numerals also have increased trend, between past 10 years,
The growth rate of the whole remaining body refuse soil of China almost can be with economic growth shoulder to shoulder.
Appearance of city changes so fast, rarely has people to be concerned about how these dregs disappear, and where is last whereabouts again.And it is many
Number urban dregs built by Na Chang, do not catch up with much dregs generation speed, while face again multihead management, supervision missing,
The low predicament of reuse ratio.Finally, " dregs besieged city " unmentionable disease, a pain spot as many cities." dregs besieged city " it is tired
Border is not merely showed in Shenzhen, the city such as Beijing, Nanjing, Jinan, all there is analogue.In fact, each constantly expands
, in the behind that it pursues speed and expansion, may all there be the presence of a building waste mountain in the city opened.How by remaining body refuse
Soil carries out recycling, and particularly pure remaining soil resourceization is utilized, and the vast researcher of China is not only all the time difficult
With the technical bottleneck of solution, even more China's social development problem urgently to be resolved hurrily.
Therefore, using the autochthonal production solidified unburned brick of remaining body refuse, on the one hand it can turn waste into wealth, high added value handles remaining body refuse
Soil, reduces dregs besieged city and man-made disaster；On the other hand, solidified unburned brick can effectively replace fired brick, reduce environmental pollution,
With significant economic and social profit.
The content of the invention
One of the object of the invention is to provide a kind of large dosage using the non-burning brick of remaining body refuse soil preparation.The remaining body refuse soil is unburned
Brick has intensity height, water stability is good, frost resistance is strong, low cost and other advantages, particularly suitable municipal brick, square brick, gardens brick etc..
The two of the object of the invention are to provide the non-burning brick preparation technology of above-mentioned remaining body refuse soil.
To realize above-mentioned first purpose, the present invention uses following technical scheme：A kind of large dosage utilizes remaining body refuse soil system
Standby is non-burning brick, compressing after remaining body refuse soil, cement, fine aggregate, soil-solidified-agent and the agitated mixing of water, and through nature
Maintenance is formed, and the mass parts match ratio of each component is as follows：Remaining 70 ~ 95 parts of body refuse soil, 4 ~ 15 parts of cement, 0 ~ 20 part of fine aggregate, soil
0.01 ~ 0.1 part of earth curing agent, 0 ~ 20 part of water.
The remaining body refuse soil is the remaining mud produced by Process of Engineering Construction, remaining native and recrement.Remaining mud, refers to construction project
The semifluid shape material that the soil and water that scene is produced are mixed.Remaining soil, refers to can not utilizing for construction project scene generation
Need the topsoil and deep soil of outward transport.Recrement, refers to unavailable rejected material that construction project scene is produced, such as waste concrete
Block, useless pitch, waste mortar, waste sand and gravel, useless ceramic tile and useless brick and tile etc..
The cement is the Portland cement that strength grade is not less than 42.5 grades.
The combination that the fine aggregate includes but is not limited to more than one or both of fine sand, stone flour and mine tailing.
The soil-solidified-agent is ionic soil-solidified-agent, is by a variety of surfactants and stabilizer and high valence ion
Mixed sulfides composition is exchanged, is the chemical mixture of the polyphosphazene polymer synthesis of a variety of chemical substance mixing；Its molecule has two
Member（One end is hydrophilic group, and the other end is hydrophobic group）, can be completely dissolved in water.The soil-solidified-agent is by ionic surface
20 ~ 50 parts of activating agent, 0 ~ 20 part of stabilizer, 0 ~ 20 part of dispersant, 0 ~ 10 part of water reducer, 0 ~ 10 part of reinforcing agent, hydrophober 0 ~ 20
The compositions such as part, 30 ~ 50 parts of water are constituted.The ionic surfactant is ion sulfated oil and higher aliphatic alcohol sulfuric ester
Class, is at least one of sldium lauryl sulfate and lauryl sodium sulfate；The stabilizer is neopelex, gathered
At least one of acrylamide and odium stearate；The dispersant is polyacrylate and vinylacetate and ethylene copolymer
At least one of thing；The water reducer is at least one of polycarboxylic acid and lignin sulfonate；The reinforcing agent is
One or both of sodium aluminate, lithium carbonate and anhydrous sodium sulfate are mixed above；The hydrophober is organosilicon moisture repellent, silane
One or more kinds of mixing of base hydrophober and calcium stearate.The water is distilled water or running water.
Described non-burning brick one kind in municipal brick, water-permeable brick, pavior brick, standard brick.
The present invention realizes second purpose by the following technical solutions：It is above-mentioned to utilize the non-burning brick of remaining body refuse soil preparation
Preparation technology, comprise the following steps：
（1）Remaining body refuse soil is crushed to particle diameter less than 10mm after drying, standby；
（2）According to the remaining body refuse soil of match ratio metering, cement, fine aggregate, soil-solidified-agent and water；
（3）Remaining body refuse soil, cement and fine aggregate are added into tank diameter using feeder, dry-mixed 2 ~ 5min of stirring obtains dry mixing material；
（4）In dry mixing material, add water and soil-solidified-agent continues to stir, the moisture control of material is in 10% ~ 20%, wet mixing
5 ~ 10min, obtains wet-mixing material；
（5）Wet-mixing material is sent into brick machine to add in grinding tool, with hydrostatic profile under 20 ~ 25MPa pressure, produces and exempts from through natural curing
Bake bricks.
The present invention has advantages below compared with prior art：
（1）The present invention is a kind of the non-burning brick of the native preparation of large dosage body refuse more than, and remaining body refuse soil is non-burning brick to have intensity height, water
Stability is good, frost resistance is strong, low cost and other advantages, while a large amount of make use of the remaining body refuse soil of building, turns waste into wealth, is particularly suitable for use in city
Political affairs brick, square brick, gardens brick etc..The technical program proposes that large dosage is non-burning brick using the autochthonal production of remaining body refuse first, remaining body refuse soil
Volume is up to 95%, remaining body refuse soil is obtained mass efficient recycling, reduces the Exploit sand and stone and the energy to natural resources
Consumption, realizes remaining body refuse soil resource high value added utilization, with obvious economic and social benefit.
（2）In the present invention, soil-solidified-agent is to exchange mix sulphur by a variety of surfactants and stabilizer and high valence ion
Compound is constituted, and is the chemical mixture of the polyphosphazene polymer synthesis of a variety of chemical substance mixing；Its molecule has duality, and one end is
Hydrophilic group, the other end is hydrophobic group, can be completely dissolved in water.Soil-solidified-agent is adsorbed in soil by hydrophilic group chemical bond
Grain surface, and attached water suction is excluded from soil particle, soil is become hydrophobicity by hydrophily, make finished bricks that there is well water-fast
Property；By the effect of electrochemistry, reduction potential be thinned between electric double layer, reduction grogs it is mutually exclusive can, improve particle it
Between aggregation force and strength of connection, enhance the intensity of finished bricks；Water is discharged from soil matrix layer by rolling, make soil particle tight
Close, void ratio diminishes, compactness increases；By ion exchange and chemical reaction, macromolecule chain bridge overlapping mode is by native
Grain becomes network structure and lithification phenomenon, and making after soil solidification can permanent stabilization and not easy to crack.
（3）In the present invention, soil is by crushing, mix and compacting, the elementary cell of the soil body in the presence of external force each other
It is close, so as to reduce the porosity of the soil body, increase compactness, reduce seepage of water, the intensity of the soil body can changing with external condition
Change can change.In addition, the compactness of curing soil and soil-solidified-agent are as the uniformity in the soil body, to the shape of intensity
Into with very important effect, the compactness increase of curing soil, the intensity of brick is strengthened.Cement by hydration reaction,
Soil particle bonding is added, soil particle consolidation is become firm network structure.The skeleton function of fine aggregate, improves granular-grade
Match somebody with somebody, make non-burning brick more closely knit, overlap joint is more preferable, and hole is less, effectively improves non-burning brick intensity.
Embodiment
The present invention will be described in detail below, and illustrated embodiment is served only for the explaination present invention, is not intended to limit this hair
Bright scope.
Soil-solidified-agent is ionic soil-solidified-agent, is by a variety of surfactants and the exchange of stabilizer and high valence ion
Mixed sulfides is constituted, and is the chemical mixture of the polyphosphazene polymer synthesis of a variety of chemical substance mixing；Its molecule has duality
（One end is hydrophilic group, and the other end is hydrophobic group）, can be completely dissolved in water.The soil-solidified-agent is by ionic surfactant
20 ~ 50 parts of agent, 0 ~ 20 part of stabilizer, 0 ~ 20 part of dispersant, 0 ~ 10 part of water reducer, 0 ~ 10 part of reinforcing agent, 0 ~ 20 part of hydrophober, water
The composition compositions such as 20 ~ 50 parts.The ionic surfactant is ion sulfated oil and higher aliphatic sulfuric acid ester, is the moon
At least one of lauryl sulfate, lauryl sodium sulfate；The stabilizer is neopelex, polyacrylamide
At least one of amine and odium stearate；The dispersant is in polyacrylate and vinylacetate and ethylene copolymer
It is at least one；The water reducer is at least one of polycarboxylic acid, lignin sulfonate；The reinforcing agent be sodium aluminate,
One or both of lithium carbonate and anhydrous sodium sulfate are mixed above；The hydrophober is organosilicon moisture repellent, silylation hydrophobic
Agent and one or more kinds of mixing of calcium stearate.In following examples, remaining body refuse soil is produced by Process of Engineering Construction
Remaining mud, it is remaining soil and recrement.Cement is the Portland cement that strength grade is not less than 42.5 grades.Fine aggregate is fine sand, stone
One kind in powder and mine tailing.Soil-solidified-agent is ionic soil-solidified-agent.The water is running water.It is described non-burning brick for municipal administration
One kind in brick, water-permeable brick, pavior brick, standard brick.
Embodiment 1
Remaining 95 parts of body refuse soil, 5 parts of cement, 0 part of fine aggregate, 0.1 part of soil-solidified-agent, 15 parts of water.
The non-burning brick preparation technology of above-mentioned remaining body refuse soil, comprises the following steps：
（1）By remaining body refuse soil after drying, 10mm sieves were crushed, the screenings that particle diameter is less than below 10mm is standby, oversize
Continue broken, sieving；
（2）According to the remaining body refuse soil of match ratio metering（After sieving）, cement, fine aggregate, soil-solidified-agent and water；
（3）Remaining body refuse soil, cement and fine aggregate are added into tank diameter using feeder, dry-mixed 2 ~ 5min of stirring obtains dry mixing material；
（3）In the dry mixing material of tank diameter, add water and soil-solidified-agent, continue to stir, the moisture control of material is 10%
~ 20%, 5 ~ 10min of wet mixing wet-mixing material；
（4）Wet-mixing material is sent into brick machine to add in grinding tool, with hydrostatic profile under 20 ~ 25MPa pressure, obtains remaining through natural curing
Body refuse soil is non-burning brick.
A grades non-burning brick of density rating of body refuse soil more than gained, intensity is 18Mpa, drying shrinkage 0.01%, maximum water suction
Rate 2%, carbonation coefficient 0.95, coefficient of softing 0.95, frost resistance：Mass loss 1%, loss of strength 5%.
Embodiment 2
Remaining 70 parts of body refuse soil, 15 parts of cement, 15 parts of fine aggregate, 0.02 part of soil-solidified-agent, 20 parts of water.
Preparation technology be the same as Example 1.
A grades non-burning brick of density rating of body refuse soil more than gained, intensity is 45Mpa, drying shrinkage 0.03%, maximum water suction
Rate 5%, carbonation coefficient 0.90, coefficient of softing 0.98, frost resistance：Mass loss 0.5%, loss of strength 1%.
Embodiment 3
Remaining 76 parts of body refuse soil, 4 parts of cement, 20 parts of fine aggregate, 0.01 part of soil-solidified-agent, 0 part of water.
Preparation technology be the same as Example 1.
A grades non-burning brick of density rating of body refuse soil more than gained, intensity is 16Mpa, drying shrinkage 0.01%, maximum water suction
Rate 1%, carbonation coefficient 0.98, coefficient of softing 0.95, frost resistance：Mass loss 2%, loss of strength 8%.
Embodiment 4
Remaining 90 parts of body refuse soil, 8 parts of cement, 2 parts of fine aggregate, 0.02 part of soil-solidified-agent, 10 parts of water.
Preparation technology be the same as Example 1.
A grades non-burning brick of density rating of body refuse soil more than gained, intensity is 25Mpa, drying shrinkage 0.01%, maximum water suction
Rate 1%, carbonation coefficient 0.96, coefficient of softing 0.96, frost resistance（Mass loss 1%, loss of strength 3%）.
Embodiment 5
Remaining 94 parts of body refuse soil, 6 parts of cement, 0 part of fine aggregate, 0.03 part of soil-solidified-agent, 15 parts of water.
Preparation technology be the same as Example 1.
A grades non-burning brick of density rating of body refuse soil more than gained, intensity is 22Mpa, drying shrinkage 0.01%, maximum water suction
Rate 1%, carbonation coefficient 0.97, coefficient of softing 0.95, frost resistance：Mass loss 1%, loss of strength 4%.
Comparative example 1
Remaining 94 parts of body refuse soil, 0 part of cement, 6 parts of fine aggregate, 0.03 part of soil-solidified-agent, 15 parts of water.
Preparation technology be the same as Example 1.
A grades non-burning brick of density rating of body refuse soil more than gained, intensity is 1Mpa, drying shrinkage 0.01%, maximum water absorption rate
1%, carbonation coefficient 0.97, coefficient of softing 0.1, frost resistance：Mass loss 50%, loss of strength 100%.
Comparative example 2
Remaining 94 parts of body refuse soil, 6 parts of cement, 0 part of fine aggregate, commercially available soil-solidified-agent（Model LYT-ION-1）0.03 part, water 15
Part.
Preparation technology be the same as Example 1.
A grades non-burning brick of density rating of body refuse soil more than gained, intensity is 5Mpa, drying shrinkage 0.03%, maximum water absorption rate
20%, carbonation coefficient 0.85, coefficient of softing 0.50, frost resistance：Mass loss 40%, loss of strength 70%.
Comparative example 3
Remaining 70 parts of body refuse soil, 15 parts of cement, 15 parts of fine aggregate, commercially available soil-solidified-agent（Model LYT-ION-1）0.02 part, water 20
Part.
Preparation technology be the same as Example 1.
A grades non-burning brick of density rating of body refuse soil more than gained, intensity is 10Mpa, drying shrinkage 0.05%, maximum water suction
Rate 10%, carbonation coefficient 0.85, coefficient of softing 0.60, frost resistance：Mass loss 30%, loss of strength 60%.
Claims (8)
1. a kind of large dosage is non-burning brick using remaining body refuse soil preparation, it is characterized in that, by remaining body refuse soil, cement, fine aggregate, soil
It is compressing after curing agent and the agitated mixing of water, and formed through natural curing, the mass parts match ratio of each component is as follows：Remaining mud
70 ~ 95 parts of dregs, 4 ~ 15 parts of cement, 0 ~ 20 part of fine aggregate, 0.01 ~ 0.1 part of soil-solidified-agent, 0 ~ 20 part of water.
2. it is according to claim 1 non-burning brick, it is characterized in that, the cement is that strength grade is common not less than 42.5 grades
Portland cement.
3. it is according to claim 1 non-burning brick, it is characterized in that, the fine aggregate includes but is not limited to fine sand, stone flour and tail
Combination more than one or both of ore deposit.
4. it is according to claim 1 non-burning brick, it is characterized in that, the soil-solidified-agent is ionic soil-solidified-agent.
5. it is according to claim 4 non-burning brick, it is characterized in that, the soil-solidified-agent is made up of following content of component：
20 ~ 50 parts of ionic surfactant, 0 ~ 20 part of stabilizer, 0 ~ 20 part of dispersant, 0 ~ 10 part of water reducer, 0 ~ 10 part of reinforcing agent,
0 ~ 20 part of hydrophober, 30 ~ 50 parts of water.
6. according to claim 5 non-burning brick, it is characterized in that, the ionic surfactant be sldium lauryl sulfate and
At least one of lauryl sodium sulfate；The stabilizer is neopelex, polyacrylamide and odium stearate
At least one of；The dispersant is at least one of polyacrylate and vinylacetate and ethylene copolymer；Institute
Water reducer is stated at least one of polycarboxylic acid and lignin sulfonate；The reinforcing agent is sodium aluminate, lithium carbonate and nothing
One or both of aqueous sodium persulfate is mixed above；The hydrophober is organosilicon moisture repellent, silylation hydrophober and stearic acid
One or more kinds of mixing of calcium；The water is distilled water or running water.
7. it is according to claim 1 non-burning brick, it is characterized in that, it is described non-burning brick for municipal brick, water-permeable brick, pavior brick and mark
One kind in quasi- brick.
8. the non-burning brick preparation technology that any one of the claim 1-7 large dosages are prepared using remaining body refuse soil, it is characterized in that,
Comprise the following steps：
（1）Remaining body refuse soil is crushed to particle diameter less than 10mm after drying, standby；
（2）According to the remaining body refuse soil of match ratio metering, cement, fine aggregate, soil-solidified-agent and water；
（3）Remaining body refuse soil, cement and fine aggregate are added into tank diameter using feeder, dry-mixed 2 ~ 5min of stirring obtains dry mixing material；
（4）In dry mixing material, add water and soil-solidified-agent continues to stir, the moisture control of material is in 10% ~ 20%, wet mixing
5 ~ 10min, obtains wet-mixing material；
（5）Wet-mixing material is sent into brick machine to add in grinding tool, with hydrostatic profile under 20 ~ 25MPa pressure, produces and exempts from through natural curing
Bake bricks.
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| CN108609956A (en) * | 2018-05-22 | 2018-10-02 | 深圳市绿志新型建材研究院有限公司 | Body refuse soil regeneration baking-free brick and preparation method thereof more than a kind of shock resistance |
| CN108751865A (en) * | 2018-07-18 | 2018-11-06 | 深圳市为海建材有限公司 | Body refuse soil regeneration baking-free brick and preparation method thereof more than a kind of |
| CN108793891A (en) * | 2018-08-21 | 2018-11-13 | 重庆大学 | A kind of method that new curing architecture sediment prepares unburned product |
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| CN115321893A (en) * | 2022-08-09 | 2022-11-11 | 华南理工大学 | Engineering residual soil baking-free brick and preparation method thereof |
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| CN114751686A (en) * | 2022-05-30 | 2022-07-15 | 中国天楹股份有限公司 | Preparation process of large-scale balancing weight for gravity energy storage by using engineering muck |
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| CN115321893A (en) * | 2022-08-09 | 2022-11-11 | 华南理工大学 | Engineering residual soil baking-free brick and preparation method thereof |
| CN115259764A (en) * | 2022-08-12 | 2022-11-01 | 华南理工大学 | Residue soil baking-free brick using high-temperature modified residual mud and preparation method thereof |
| CN116081997A (en) * | 2023-01-13 | 2023-05-09 | 国网江苏省电力有限公司建设分公司 | Filler brick prepared from waste slurry residues in power grid engineering construction |
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Application publication date: 20170901 |