CN115557738A - Roadbed filling material and manufacturing method thereof - Google Patents
Roadbed filling material and manufacturing method thereof Download PDFInfo
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- CN115557738A CN115557738A CN202211302249.9A CN202211302249A CN115557738A CN 115557738 A CN115557738 A CN 115557738A CN 202211302249 A CN202211302249 A CN 202211302249A CN 115557738 A CN115557738 A CN 115557738A
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- China
- Prior art keywords
- filling material
- roadbed filling
- sand
- roadbed
- regulator
- Prior art date
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Links
- 239000000463 material Substances 0.000 title claims abstract description 161
- 238000004519 manufacturing process Methods 0.000 title abstract description 7
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 93
- 239000004576 sand Substances 0.000 claims abstract description 61
- 230000000368 destabilizing effect Effects 0.000 claims abstract description 55
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 51
- 238000005553 drilling Methods 0.000 claims abstract description 50
- 239000010881 fly ash Substances 0.000 claims abstract description 47
- 239000004927 clay Substances 0.000 claims abstract description 44
- 239000002699 waste material Substances 0.000 claims abstract description 41
- 239000002689 soil Substances 0.000 claims abstract description 40
- 239000004568 cement Substances 0.000 claims abstract description 21
- 238000002156 mixing Methods 0.000 claims description 25
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical group [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 claims description 22
- 229920002472 Starch Polymers 0.000 claims description 17
- 235000019698 starch Nutrition 0.000 claims description 17
- 239000008107 starch Substances 0.000 claims description 17
- 238000002360 preparation method Methods 0.000 claims description 13
- 238000005303 weighing Methods 0.000 claims description 13
- 238000003756 stirring Methods 0.000 claims description 12
- 229910052943 magnesium sulfate Inorganic materials 0.000 claims description 11
- 235000019341 magnesium sulphate Nutrition 0.000 claims description 11
- 239000000843 powder Substances 0.000 claims description 10
- 239000011734 sodium Substances 0.000 claims description 9
- 229910052708 sodium Inorganic materials 0.000 claims description 9
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 8
- 125000002057 carboxymethyl group Chemical group [H]OC(=O)C([H])([H])[*] 0.000 claims description 8
- 239000001488 sodium phosphate Substances 0.000 claims description 8
- 229910000162 sodium phosphate Inorganic materials 0.000 claims description 8
- RYFMWSXOAZQYPI-UHFFFAOYSA-K trisodium phosphate Chemical compound [Na+].[Na+].[Na+].[O-]P([O-])([O-])=O RYFMWSXOAZQYPI-UHFFFAOYSA-K 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 4
- 239000002002 slurry Substances 0.000 abstract description 17
- 239000004566 building material Substances 0.000 abstract description 5
- 239000002994 raw material Substances 0.000 abstract description 5
- -1 regulator Substances 0.000 abstract description 3
- 239000010883 coal ash Substances 0.000 abstract 2
- 229940032147 starch Drugs 0.000 description 15
- 239000003921 oil Substances 0.000 description 3
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 2
- 235000011941 Tilia x europaea Nutrition 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000004571 lime Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910019142 PO4 Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003995 emulsifying agent Substances 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000002480 mineral oil Substances 0.000 description 1
- 235000010446 mineral oil Nutrition 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229940080313 sodium starch Drugs 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
-
- 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
- C04B14/00—Use of inorganic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of inorganic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B14/02—Granular materials, e.g. microballoons
- C04B14/04—Silica-rich materials; Silicates
- C04B14/06—Quartz; Sand
-
- 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
- C04B14/00—Use of inorganic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of inorganic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B14/02—Granular materials, e.g. microballoons
- C04B14/04—Silica-rich materials; Silicates
- C04B14/10—Clay
-
- 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
- C04B18/00—Use of agglomerated or waste materials or refuse as fillers for mortars, concrete or artificial stone; Treatment of agglomerated or waste materials or refuse, specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B18/04—Waste materials; Refuse
- C04B18/0418—Wet materials, e.g. slurries
-
- 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
- C04B2111/00017—Aspects relating to the protection of the environment
-
- 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
- C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
- C04B2111/0075—Uses not provided for elsewhere in C04B2111/00 for road construction
-
- 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
Abstract
The invention relates to the technical field of building materials, and discloses a roadbed filling material and a manufacturing method thereof, wherein the roadbed filling material comprises drilling water-based waste slurry, coal ash, a destabilizing agent, a regulator and sand, the sand accounts for 10% of the roadbed filling material by mass, the roadbed filling material also comprises natural clay, and each 100ml of the roadbed filling material contains 12-30g of cement, 6-10g of natural clay, 6-18g of coal ash, 2-7g of the destabilizing agent, 3-5ml of the regulator and 10g of sand. The roadbed filling material raw material of the invention comprises drilling water-based waste slurry, fly ash, destabilizing agent, regulator, sand, natural clay soil and the like, thereby realizing the purpose of converting the drilling water-based waste slurry into roadbed building material and realizing the purpose of waste utilization. The sand is added into the roadbed filling material raw material, so that the density of the roadbed filling material system is improved, and the strength and the pressure resistance of the roadbed material are improved, so that the safety and the practicability of the roadbed material are ensured.
Description
Technical Field
The invention relates to the technical field of building materials, in particular to a roadbed filling material and a manufacturing method thereof.
Background
According to the composition characteristics of fluid media and systems in drilling mud, the drillable mud is divided into four categories: water-based drilling mud, oil-based drilling mud, gas-type drilling mud, synthetic-based drilling mud. Among them, water-based drilling muds are most widely used and have always been the dominant position in drilling muds, which have been developed from the initial dispersed drilling muds to the current polymer drilling muds; the oil-based drilling mud is generally prepared from diesel oil or mineral oil, lime, weighting materials, emulsifiers and other chemical treatment agents, and is suitable for deep well drilling and ocean drilling. The composition and characteristics of various water-based drilling muds.
In the drilling process, a large amount of drilling water-based waste mud is often generated, the drilling water-based waste mud treatment process in the prior art is complex, and the waste can be changed into valuables only by deep treatment and processing. The reduction of waste drilling mud, the fixation of pollutants and the harmless treatment are one of the important contents for protecting the ecological environment of oil and gas fields.
In the conventional solidification, cement kiln dust, lime, blast furnace dust, clay or the like is added to the waste slurry to carry out solidification, but the volume of the formed solidified substance is large, so that further treatment is difficult.
Therefore, a roadbed filling material and a manufacturing method thereof are provided.
Disclosure of Invention
The invention mainly solves the technical problems in the prior art and provides a roadbed filling material and a manufacturing method thereof.
In order to achieve the purpose, the invention adopts the following technical scheme that the roadbed filling material comprises drilling water-based waste mud, fly ash, a destabilizing agent, a regulator and sand.
Preferably, the sand accounts for 10% by mass of the roadbed filling material.
Preferably, the roadbed filling material also comprises natural clay soil.
Preferably, each 100ml of roadbed filling material contains 12-30g of cement, 6-10g of natural clay, 6-18g of fly ash, 2-7g of destabilizing agent, 3-5ml of regulator and 10g of sand.
Preferably, the cement is used in an amount of 23g, and the fly ash is used in an amount of 12g.
Preferably, the destabilizing agent is magnesium sulfate.
Preferably, the roadbed filling material also comprises a cementing agent, and each 100ml of roadbed filling material contains 0.5-1.5g.
Preferably, the cementing agent is sodium starch phosphate or sodium carboxymethyl starch, and is in the form of powder, and the purity of the powder is more than 99%.
A preparation method of a roadbed filling material comprises the following working steps:
the first step is as follows: weighing the water-based waste drilling mud, the fly ash, the destabilizing agent, the regulator, the sand and the natural clay soil according to the proportion, mixing with water, and stewing;
the second step is that: and (3) uniformly mixing and stirring the obtained material in the first step and the cementing agent, and stewing the material to obtain the roadbed filling material.
Advantageous effects
The invention provides a roadbed filling material and a manufacturing method thereof. The method has the following beneficial effects:
(1) The roadbed filling material comprises the raw materials of drilling water-based waste slurry, fly ash, destabilizing agent, regulator, sand, natural clay soil and the like, realizes the conversion of the drilling water-based waste slurry into a roadbed building material, and realizes the purpose of waste utilization.
(2) The roadbed filling material is added with the sand, so that the density of the roadbed filling material system is improved, and meanwhile, the strength and the compressive capacity of the roadbed material are improved, and the safety and the practicability of the roadbed material are ensured.
(3) The roadbed filling material also comprises natural clay soil, so that the cost can be reduced to a certain degree, and the purpose of environmental protection and green is achieved.
Detailed Description
All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows: a roadbed filling material comprises drilling water-based waste mud, fly ash, a destabilizing agent, a regulator and sand. The sand accounts for 10 percent of the roadbed filling material by mass. The roadbed filling material per 100ml contains 12-30g of cement, 6-18g of fly ash, 2-7g of destabilizing agent, 3-5ml of regulator and 10g of sand.
The destabilizing agent is magnesium sulfate. The roadbed filling material also comprises a cementing agent, and each 100ml of roadbed filling material contains 0.5-1.5g. The cementing agent is starch sodium phosphate or carboxymethyl starch sodium, is in the form of powder, and has the purity of more than 99 percent.
A preparation method of a roadbed filling material comprises the following working steps:
the first step is as follows: weighing the drilling water-based waste mud, the fly ash, the destabilizing agent, the regulator and the sand according to the proportion, mixing with water, and stewing;
the second step is that: and (3) uniformly mixing and stirring the obtained material in the first step and the cementing agent, and stewing the material to obtain the roadbed filling material.
The second embodiment: a roadbed filling material comprises drilling water-based waste slurry, fly ash, a destabilizing agent, a regulator and sand. The sand accounts for 10 percent of the roadbed filling material by mass. The roadbed filling material also comprises natural clay soil.
The roadbed filling material per 100ml contains 12-30g of cement, 6-10g of natural clay soil, 6-18g of fly ash, 2-7g of destabilizing agent, 3-5ml of regulator and 10g of sand. The destabilizing agent is magnesium sulfate.
A preparation method of a roadbed filling material comprises the following working steps:
the first step is as follows: the roadbed filling material is prepared by weighing the drilling water-based waste slurry, the fly ash, the destabilizing agent, the regulator, the sand and the natural clay soil according to the proportion, mixing with water and stewing.
Example three: a roadbed filling material comprises drilling water-based waste mud, fly ash, a destabilizing agent, a regulator and sand. The sand accounts for 10 percent of the roadbed filling material by mass. The roadbed filling material also comprises natural clay soil.
The roadbed filling material per 100ml contains 12-30g of cement, 6-10g of natural clay soil, 6-18g of fly ash, 2-7g of destabilizing agent, 3-5ml of regulator and 10g of sand.
The roadbed filling material also comprises a cementing agent, and each 100ml of the roadbed filling material contains 0.5-1.5g of the cementing agent.
The cementing agent is starch sodium phosphate or carboxymethyl starch sodium, is in the form of powder, and has the purity of more than 99 percent.
A preparation method of a roadbed filling material comprises the following working steps:
the first step is as follows: weighing the water-based waste drilling mud, the fly ash, the destabilizing agent, the regulator, the sand and the natural clay soil according to the proportion, mixing with water, and stewing;
the second step: and mixing and stirring the obtained material obtained in the first step and a cementing agent uniformly, and stewing the material to obtain the roadbed filling material.
Example four: a roadbed filling material comprises drilling water-based waste slurry, fly ash, a destabilizing agent, a regulator and sand.
The sand accounts for 10 percent of the roadbed filling material by mass.
The roadbed filling material also comprises natural clay soil. The roadbed filling material per 100ml contains 12-30g of cement, 6-10g of natural clay soil, 6-18g of fly ash, 2-7g of destabilizing agent, 3-5ml of regulator and 10g of sand.
The roadbed filling material also comprises a cementing agent, and each 100ml of roadbed filling material contains 0.5-1.5g.
A preparation method of a roadbed filling material comprises the following working steps:
the first step is as follows: weighing the drilling water-based waste mud, the fly ash, the destabilizing agent, the regulator, the sand and the natural clay soil according to the proportion, mixing with water, and stewing;
the second step: and (3) uniformly mixing and stirring the obtained material in the first step and the cementing agent, and stewing the material to obtain the roadbed filling material.
Example five: a roadbed filling material comprises drilling water-based waste slurry, fly ash, a destabilizing agent, a regulator and sand.
The sand accounts for 10 percent of the roadbed filling material by mass. The roadbed filling material also comprises natural clay soil.
The roadbed filling material per 100ml contains 12-30g of cement, 6-10g of natural clay soil, 6-18g of fly ash, 2-7g of destabilizing agent, 3-5ml of regulator and 10g of sand. The destabilizing agent is magnesium sulfate.
The roadbed filling material also comprises a cementing agent, and each 100ml of roadbed filling material contains 0.5-1.5g.
A preparation method of a roadbed filling material comprises the following working steps:
the first step is as follows: weighing the water-based waste drilling mud, the fly ash, the destabilizing agent, the regulator, the sand and the natural clay soil according to the proportion, mixing with water, and stewing;
the second step is that: and mixing and stirring the obtained material obtained in the first step and a cementing agent uniformly, and stewing the material to obtain the roadbed filling material.
Example six: a roadbed filling material comprises drilling water-based waste slurry, fly ash, a destabilizing agent, a regulator and sand.
The sand accounts for 10 percent of the roadbed filling material by mass.
The roadbed filling material also comprises natural clay soil.
The roadbed filling material per 100ml contains 12-30g of cement, 6-10g of natural clay soil, 6-18g of fly ash, 2-7g of destabilizing agent, 3-5ml of regulator and 10g of sand.
The destabilizing agent is magnesium sulfate.
The roadbed filling material also comprises a cementing agent, and each 100ml of roadbed filling material contains 0.5-1.5g.
A preparation method of a roadbed filling material comprises the following working steps:
the first step is as follows: weighing the drilling water-based waste mud, the fly ash, the destabilizing agent, the regulator, the sand and the natural clay soil according to the proportion, mixing with water, and stewing;
the second step: and mixing and stirring the obtained material obtained in the first step and a cementing agent uniformly, and stewing the material to obtain the roadbed filling material.
Example seven: a roadbed filling material comprises drilling water-based waste slurry, fly ash, a destabilizing agent, a regulator and sand.
The sand accounts for 10 percent of the roadbed filling material by mass.
The roadbed filling material also comprises natural clay soil.
The roadbed filling material per 100ml contains 12-30g of cement, 6-10g of natural clay soil, 6-18g of fly ash, 2-7g of destabilizing agent, 3-5ml of regulator and 10g of sand.
The destabilizing agent is magnesium sulfate. The roadbed filling material also comprises a cementing agent, and each 100ml of roadbed filling material contains 0.5-1.5g.
The cementing agent is starch sodium phosphate or carboxymethyl starch sodium, is in the form of powder, and has a purity of more than 99%.
A preparation method of a roadbed filling material comprises the following working steps:
the first step is as follows: weighing the water-based waste drilling mud, the fly ash, the destabilizing agent, the regulator, the sand and the natural clay soil according to the proportion, mixing with water, and stewing;
the second step is that: and (3) uniformly mixing and stirring the obtained material in the first step and the cementing agent, and stewing the material to obtain the roadbed filling material.
Example eight: a roadbed filling material comprises drilling water-based waste slurry, fly ash, a destabilizing agent, a regulator and sand.
The sand accounts for 10 percent of the roadbed filling material by mass.
The roadbed filling material also comprises natural clay soil.
The roadbed filling material per 100ml contains 12-30g of cement, 6-10g of natural clay soil, 6-18g of fly ash, 2-7g of destabilizing agent, 3-5ml of regulator and 10g of sand.
The dosage of the cement is 23g.
The destabilizing agent is magnesium sulfate.
The roadbed filling material also comprises a cementing agent, and each 100ml of the roadbed filling material contains 0.5-1.5g of the cementing agent.
The cementing agent is starch sodium phosphate or carboxymethyl starch sodium, is in the form of powder, and has a purity of more than 99%.
A preparation method of a roadbed filling material comprises the following working steps:
the first step is as follows: weighing the water-based waste drilling mud, the fly ash, the destabilizing agent, the regulator, the sand and the natural clay soil according to the proportion, mixing with water, and stewing;
the second step: and mixing and stirring the obtained material obtained in the first step and a cementing agent uniformly, and stewing the material to obtain the roadbed filling material.
Example nine: a roadbed filling material comprises drilling water-based waste slurry, fly ash, a destabilizing agent, a regulator and sand.
The sand accounts for 10 percent of the roadbed filling material by mass.
The roadbed filling material also comprises natural clay soil.
The roadbed filling material per 100ml contains 12-30g of cement, 6-10g of natural clay soil, 6-18g of fly ash, 2-7g of destabilizing agent, 3-5ml of regulator and 10g of sand.
The dosage of the cement is 23g, and the dosage of the fly ash is 12g.
The destabilizing agent is magnesium sulfate.
The roadbed filling material also comprises a cementing agent, and each 100ml of roadbed filling material contains 0.5-1.5g.
The cementing agent is starch sodium phosphate or carboxymethyl starch sodium, is in the form of powder, and has a purity of more than 99%.
A preparation method of a roadbed filling material comprises the following working steps:
the first step is as follows: weighing the water-based waste drilling mud, the fly ash, the destabilizing agent, the regulator, the sand and the natural clay soil according to the proportion, mixing with water, and stewing;
the second step is that: and (3) uniformly mixing and stirring the obtained material in the first step and the cementing agent, and stewing the material to obtain the roadbed filling material.
Example ten: a roadbed filling material comprises drilling water-based waste slurry, fly ash, a destabilizing agent, a regulator and sand.
The sand accounts for 10 percent of the roadbed filling material by mass.
The roadbed filling material also comprises natural clay soil.
The roadbed filling material per 100ml contains 12-30g of cement, 6-10g of natural clay soil, 6-18g of fly ash, 2-7g of destabilizing agent, 3-5ml of regulator and 10g of sand.
The dosage of the cement is 22g, and the dosage of the fly ash is 13g.
The destabilizing agent is magnesium sulfate.
The roadbed filling material also comprises a cementing agent, and each 100ml of roadbed filling material contains 0.5-1.5g.
The cementing agent is starch sodium phosphate or carboxymethyl starch sodium, is in the form of powder, and has the purity of more than 99 percent.
A preparation method of a roadbed filling material comprises the following working steps:
the first step is as follows: weighing the water-based waste drilling mud, the fly ash, the destabilizing agent, the regulator, the sand and the natural clay soil according to the proportion, mixing with water, and stewing;
the second step: and mixing and stirring the obtained material obtained in the first step and a cementing agent uniformly, and stewing the material to obtain the roadbed filling material.
Example eleven: a roadbed filling material comprises drilling water-based waste mud, fly ash, a destabilizing agent, a regulator and sand.
The sand accounts for 10 percent of the roadbed filling material by mass.
The roadbed filling material also comprises natural clay soil.
The roadbed filling material per 100ml contains 12-30g of cement, 6-10g of natural clay soil, 6-18g of fly ash, 2-7g of destabilizing agent, 3-5ml of regulator and 10g of sand.
The using amount of the cement is 24g, and the using amount of the fly ash is 11g.
The destabilizing agent is magnesium sulfate.
The roadbed filling material also comprises a cementing agent, and each 100ml of the roadbed filling material contains 0.5-1.5g of the cementing agent.
The cementing agent is starch sodium phosphate or carboxymethyl starch sodium, is in the form of powder, and has a purity of more than 99%.
A preparation method of a roadbed filling material comprises the following working steps:
the first step is as follows: weighing the drilling water-based waste mud, the fly ash, the destabilizing agent, the regulator, the sand and the natural clay soil according to the proportion, mixing with water, and stewing;
the second step is that: and mixing and stirring the obtained material obtained in the first step and a cementing agent uniformly, and stewing the material to obtain the roadbed filling material.
The roadbed filling material raw material of the invention comprises drilling water-based waste slurry, fly ash, destabilizing agent, regulator, sand, natural clay soil and the like, thus realizing the purpose of converting the drilling water-based waste slurry into roadbed building material and realizing the utilization of waste.
The sand is added into the roadbed filling material raw material, so that the density of the roadbed filling material system is improved, and meanwhile, the strength and the pressure resistance of the roadbed material are improved, so that the safety and the practicability of the roadbed material are ensured.
The roadbed filling material also comprises natural clay soil, so that the cost can be reduced to a certain degree, and the aim of environmental protection and green is fulfilled.
The foregoing shows and describes the general principles and features of the present invention, together with the advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (9)
1. A roadbed filling material is characterized in that: comprises drilling water-based waste mud, fly ash, a destabilizing agent, a regulator and sand.
2. A roadbed filling material as claimed in claim 2, wherein: the sand accounts for 10 percent of the roadbed filling material by mass.
3. A roadbed filling material as claimed in claim 1, wherein: the roadbed filling material also comprises natural clay soil.
4. A roadbed filling material as claimed in claim 3, wherein: the roadbed filling material per 100ml contains 12-30g of cement, 6-10g of natural clay soil, 6-18g of fly ash, 2-7g of destabilizing agent, 3-5ml of regulator and 10g of sand.
5. A roadbed filling material as claimed in claim 4, wherein: the using amount of the cement is 23g, and the using amount of the fly ash is 12g.
6. A roadbed filling material according to claim 1, wherein: the destabilizing agent is magnesium sulfate.
7. A roadbed filling material as claimed in claim 1, wherein: the roadbed filling material also comprises a cementing agent, and each 100ml of the roadbed filling material contains 0.5-1.5g of the cementing agent.
8. A roadbed filling material according to claim 1, wherein: the cementing agent is starch sodium phosphate or carboxymethyl starch sodium, is in the form of powder, and has the purity of more than 99 percent.
9. A preparation method of a roadbed filling material is characterized by comprising the following steps: the method comprises the following working steps:
the first step is as follows: weighing the water-based waste drilling mud, the fly ash, the destabilizing agent, the regulator, the sand and the natural clay soil according to the proportion, mixing with water, and stewing;
the second step is that: and (3) uniformly mixing and stirring the obtained material in the first step and the cementing agent, and stewing the material to obtain the roadbed filling material.
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Application publication date: 20230103 |