CN113800874A - Novel environment-friendly concrete manufacturing method - Google Patents
Novel environment-friendly concrete manufacturing method Download PDFInfo
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- CN113800874A CN113800874A CN202111197907.8A CN202111197907A CN113800874A CN 113800874 A CN113800874 A CN 113800874A CN 202111197907 A CN202111197907 A CN 202111197907A CN 113800874 A CN113800874 A CN 113800874A
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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
- C04B28/14—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 calcium sulfate cements
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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
- 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
- C04B18/06—Combustion residues, e.g. purification products of smoke, fumes or exhaust gases
- C04B18/08—Flue dust, i.e. 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
- 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
- C04B18/14—Waste materials; Refuse from metallurgical processes
- C04B18/141—Slags
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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
- 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
- C04B18/18—Waste materials; Refuse organic
- C04B18/24—Vegetable refuse, e.g. rice husks, maize-ear refuse; Cellulosic materials, e.g. paper, cork
- C04B18/26—Wood, e.g. sawdust, wood shavings
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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
- C04B22/00—Use of inorganic materials as active ingredients for mortars, concrete or artificial stone, e.g. accelerators, shrinkage compensating agents
- C04B22/002—Water
- C04B22/0046—Waste slurries or solutions used as gauging water
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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
- C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
- C04B38/10—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by using foaming agents or by using mechanical means, e.g. adding preformed foam
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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
- 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
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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
- 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
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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
- 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)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Civil Engineering (AREA)
- Inorganic Chemistry (AREA)
- Wood Science & Technology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Combustion & Propulsion (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The invention discloses a manufacturing method of novel environment-friendly concrete, which comprises the following steps: firstly, selecting the following raw materials in parts by weight: waste water, zeolite powder, cement, fly ash, mica powder, latex powder, wood fiber, vanadium iron slag, gypsum powder, a water reducing agent and a foaming agent; step two, mixing the foaming agent and the wastewater according to the ratio of 1: mixing and stirring at a ratio of 45 to obtain a mixture A; step three, mixing and stirring the fly ash, the mica powder, the zeolite powder, the ferrovanadium slag, the gypsum powder and the cement for 10-15min, then adding the residual wastewater, and continuing stirring for 20-25min to obtain a mixture B; step four, mixing and stirring the obtained mixture A and the mixture B for 60-70min to obtain a mixture C; step five: and adding the latex powder, the wood fiber and the water reducing agent into the mixture C, and continuously stirring for 40-50min to obtain the concrete. The method for manufacturing the environment-friendly concrete is in accordance with the concept of environmental protection, and the resource utilization rate is improved.
Description
Technical Field
The invention belongs to the field, and particularly relates to a manufacturing method of novel environment-friendly concrete.
Background
The high-strength high-performance concrete in the prior art is generally prepared by adopting cement, silica fume and fly ash with ultra-low water-cement ratio and higher mixing amount, and requires adopting high-quality active admixtures such as fly ash, silica fume and the like. However, with the construction of large-scale traffic infrastructure in China, the traditional high-quality mineral admixture is increasingly in short supply, and particularly, the shortage phenomenon of high-quality class I or class II fly ash is more prominent in fly ash materials, so that the conditions that the fly ash in the market is in a false state and is good in the next place are serious, the quality of engineering construction is seriously influenced, and the implementation of the peaceful century engineering is not facilitated. In addition, with the enhancement of the environmental awareness of people, the recycling of waste materials becomes one of the current research hotspots, however, in the prior art, tap water is used as the main raw material of concrete, which causes the waste of water resources.
Disclosure of Invention
The invention aims to provide a method for manufacturing novel environment-friendly concrete, which aims to manufacture the environment-friendly concrete by using waste water and improve the utilization rate of resources.
The invention provides the following scheme, and a manufacturing method of novel environment-friendly concrete comprises the following steps:
firstly, selecting the following raw materials in parts by weight: 200 parts of waste water 160-containing materials, 10-13 parts of zeolite powder, 70-80 parts of cement, 28-33 parts of fly ash, 12-14 parts of mica powder, 6-8 parts of latex powder, 10-12 parts of wood fiber, 16-20 parts of vanadium iron slag, 50-60 parts of gypsum powder, 3-7 parts of a water reducing agent and 1-3 parts of a foaming agent;
step two, mixing the foaming agent and the wastewater according to the ratio of 1: mixing and stirring at a ratio of 45 to obtain a mixture A;
step three, mixing and stirring the fly ash, the mica powder, the zeolite powder, the ferrovanadium slag, the gypsum powder and the cement for 10-15min, then adding the residual wastewater, and continuing stirring for 20-25min to obtain a mixture B;
step four, mixing and stirring the obtained mixture A and the mixture B for 60-70min to obtain a mixture C;
step five: and adding the latex powder, the wood fiber and the water reducing agent into the mixture C, and continuously stirring for 40-50min to obtain the concrete.
In a more preferred scheme, the weight ratio of the raw materials is as follows: 160 parts of waste water, 13 parts of zeolite powder, 80 parts of cement, 28 parts of fly ash, 12 parts of mica powder, 8 parts of latex powder, 12 parts of wood fiber, 16 parts of vanadium iron slag, 60 parts of gypsum powder, 3 parts of water reducing agent and 3 parts of foaming agent.
In a more preferred scheme, the weight ratio of the raw materials is as follows: 200 parts of wastewater, 10 parts of zeolite powder, 70 parts of cement, 33 parts of fly ash, 14 parts of mica powder, 6 parts of latex powder, 10 parts of wood fiber, 20 parts of ferrovanadium slag, 50 parts of gypsum powder, 7 parts of water reducing agent and 1 part of foaming agent.
In a more preferred scheme, the weight ratio of the raw materials is as follows: 180 parts of waste water, 12 parts of zeolite powder, 75 parts of cement, 30 parts of fly ash, 13 parts of mica powder, 7 parts of latex powder, 11 parts of wood fiber, 18 parts of ferrovanadium slag, 55 parts of gypsum powder, 5 parts of water reducing agent and 2 parts of foaming agent.
In a more preferable scheme, the foaming agent is one of rosin acid soap foaming agent, aluminum powder foaming agent and vegetable protein foaming agent.
In a more preferable scheme, the stirring time of the foaming agent and the wastewater in the second step is 20-25 min.
In a more preferred embodiment, the cement is composite portland white cement.
In a more preferable scheme, the water reducing agent is one of a lignosulfonate water reducing agent, a polycyclic aromatic salt water reducing agent and a water-soluble resin sulfonate water reducing agent.
The beneficial effect of this scheme does: 1. vanadium iron slag, fly ash and cement hydration products Ca (OH)2 react to generate C-S-H gel, so that the porosity of Ca (OH)2 crystals and an interface is greatly reduced, cracks in an interface transition region are greatly reduced, and the binding power between raw materials is enhanced; the ferrovanadium slag and the fly ash have a certain micro-expansion effect, so that the concrete structure can be more compact under the constraint condition in the hydration and condensation process of the concrete, and the corrosion resistance and the crack resistance of the concrete are improved.
2. According to the invention, the waste water is used for preparing the concrete, the waste water is one of waste materials which are urgently needed to be recycled at present, the wood fiber which is the leftover generated by wood processing is added, the two materials are combined to prepare the environment-friendly concrete, the concept of environmental protection is conformed, the resource utilization rate is improved, the problem that the performance of the concrete is reduced when the waste water is used for preparing the concrete can be avoided after the wood fiber is added, and the setting time of the concrete is shortened.
Detailed Description
The following is further detailed by way of specific embodiments:
example 1: a manufacturing method of novel environment-friendly concrete comprises the following steps:
firstly, selecting the following raw materials in parts by weight: 160 jin of wastewater, 13 jin of zeolite powder, 80 jin of composite silicate white cement, 28 jin of fly ash, 12 jin of mica powder, 8 jin of latex powder, 12 jin of wood fiber, 16 jin of vanadium-iron slag, 60 jin of gypsum powder, 3 jin of lignosulfonate water reducer and 3 jin of vegetable protein foaming agent;
step two, mixing the plant protein foaming agent and the wastewater according to the ratio of 1: mixing and stirring at a ratio of 45 for 20min to obtain a mixture A;
step three, mixing and stirring the fly ash, the mica powder, the zeolite powder, the ferrovanadium slag, the gypsum powder and the composite silicate white cement for 10min, then adding the residual wastewater, and continuing stirring for 20min to obtain a mixture B;
step four, mixing and stirring the obtained mixture A and the mixture B for 60min to obtain a mixture C;
step five: and adding the latex powder, the wood fiber and the lignosulfonate water reducing agent into the mixture C, and continuously stirring for 40min to obtain the concrete.
Example 2: a manufacturing method of novel environment-friendly concrete comprises the following steps:
firstly, selecting the following raw materials in parts by weight: 200 jin of wastewater, 10 jin of zeolite powder, 70 jin of composite silicate white cement, 33 jin of fly ash, 14 jin of mica powder, 6 jin of latex powder, 10 jin of wood fiber, 20 jin of ferrovanadium slag, 50 jin of gypsum powder, 7 jin of polycyclic aromatic salt water reducer and 1 jin of aluminum powder foaming agent;
step two, mixing the aluminum powder foaming agent and the wastewater according to the ratio of 1: mixing and stirring at a ratio of 45 for 23min to obtain a mixture A;
step three, mixing and stirring the fly ash, the mica powder, the zeolite powder, the ferrovanadium slag, the gypsum powder and the composite silicate white cement for 13min, then adding the rest wastewater, and continuing stirring for 23min to obtain a mixture B;
step four, mixing and stirring the obtained mixture A and the mixture B for 65min to obtain a mixture C;
step five: and adding the latex powder, the wood fiber and the polycyclic aromatic salt water reducing agent into the mixture C, and continuously stirring for 45min to obtain the concrete.
Example 3: a manufacturing method of novel environment-friendly concrete comprises the following steps:
firstly, selecting the following raw materials in parts by weight: 180 jin of wastewater, 12 jin of zeolite powder, 75 jin of composite silicate white cement, 30 jin of fly ash, 13 jin of mica powder, 7 jin of latex powder, 11 jin of wood fiber, 18 jin of ferrovanadium slag, 55 jin of gypsum powder, 5 jin of water-soluble resin sulfonate water reducer and 2 jin of abietic acid soap foaming agent;
step two, mixing the rosin acid soap foaming agent and the wastewater according to the proportion of 1: mixing and stirring at a ratio of 45 for 25min to obtain a mixture A;
step three, mixing and stirring the fly ash, the mica powder, the zeolite powder, the ferrovanadium slag, the gypsum powder and the composite silicate white cement for 15min, then adding the residual wastewater, and continuing stirring for 25min to obtain a mixture B;
step four, mixing and stirring the obtained mixture A and the mixture B for 70min to obtain a mixture C;
step five: and adding the latex powder, the wood fiber and the water-soluble resin sulfonate water reducing agent into the mixture C, and continuously stirring for 50min to obtain the concrete.
Claims (8)
1. The manufacturing method of the novel environment-friendly concrete is characterized by comprising the following steps: the method comprises the following steps:
firstly, selecting the following raw materials in parts by weight: 200 parts of waste water 160-containing materials, 10-13 parts of zeolite powder, 70-80 parts of cement, 28-33 parts of fly ash, 12-14 parts of mica powder, 6-8 parts of latex powder, 10-12 parts of wood fiber, 16-20 parts of vanadium iron slag, 50-60 parts of gypsum powder, 3-7 parts of a water reducing agent and 1-3 parts of a foaming agent;
step two, mixing the foaming agent and the wastewater according to the ratio of 1: mixing and stirring at a ratio of 45 to obtain a mixture A;
step three, mixing and stirring the fly ash, the mica powder, the zeolite powder, the ferrovanadium slag, the gypsum powder and the cement for 10-15min, then adding the residual wastewater, and continuing stirring for 20-25min to obtain a mixture B;
step four, mixing and stirring the obtained mixture A and the mixture B for 60-70min to obtain a mixture C;
step five: and adding the latex powder, the wood fiber and the water reducing agent into the mixture C, and continuously stirring for 40-50min to obtain the concrete.
2. The method for manufacturing the novel environment-friendly concrete according to claim 1, wherein the method comprises the following steps: the weight ratio of the raw materials is as follows: 160 parts of waste water, 13 parts of zeolite powder, 80 parts of cement, 28 parts of fly ash, 12 parts of mica powder, 8 parts of latex powder, 12 parts of wood fiber, 16 parts of vanadium iron slag, 60 parts of gypsum powder, 3 parts of water reducing agent and 3 parts of foaming agent.
3. The method for manufacturing the novel environment-friendly concrete according to claim 2, characterized in that: the weight ratio of the raw materials is as follows: 200 parts of wastewater, 10 parts of zeolite powder, 70 parts of cement, 33 parts of fly ash, 14 parts of mica powder, 6 parts of latex powder, 10 parts of wood fiber, 20 parts of ferrovanadium slag, 50 parts of gypsum powder, 7 parts of water reducing agent and 1 part of foaming agent.
4. The method for manufacturing the novel environment-friendly concrete according to claim 3, wherein the method comprises the following steps: the weight ratio of the raw materials is as follows: 180 parts of waste water, 12 parts of zeolite powder, 75 parts of cement, 30 parts of fly ash, 13 parts of mica powder, 7 parts of latex powder, 11 parts of wood fiber, 18 parts of ferrovanadium slag, 55 parts of gypsum powder, 5 parts of water reducing agent and 2 parts of foaming agent.
5. The method for manufacturing the novel environment-friendly concrete according to claim 4, wherein the method comprises the following steps: the foaming agent is one of rosin acid soap foaming agent, aluminum powder foaming agent and vegetable protein foaming agent.
6. The method for manufacturing the novel environment-friendly concrete according to claim 5, wherein the method comprises the following steps: and in the second step, the stirring time of the foaming agent and the wastewater is 20-25 min.
7. The method for manufacturing the novel environment-friendly concrete according to claim 6, wherein the method comprises the following steps: the cement is composite silicate white cement.
8. The method for manufacturing the novel environment-friendly concrete according to claim 7, wherein the method comprises the following steps: the water reducing agent is one of lignosulfonate water reducing agents, polycyclic aromatic salt water reducing agents and water-soluble resin sulfonate water reducing agents.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111197907.8A CN113800874A (en) | 2021-10-14 | 2021-10-14 | Novel environment-friendly concrete manufacturing method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111197907.8A CN113800874A (en) | 2021-10-14 | 2021-10-14 | Novel environment-friendly concrete manufacturing method |
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| CN113800874A true CN113800874A (en) | 2021-12-17 |
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| CN202111197907.8A Withdrawn CN113800874A (en) | 2021-10-14 | 2021-10-14 | Novel environment-friendly concrete manufacturing method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115180915A (en) * | 2022-08-08 | 2022-10-14 | 广州市高速公路有限公司 | High-performance concrete and preparation method thereof |
-
2021
- 2021-10-14 CN CN202111197907.8A patent/CN113800874A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115180915A (en) * | 2022-08-08 | 2022-10-14 | 广州市高速公路有限公司 | High-performance concrete and preparation method thereof |
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Application publication date: 20211217 |