CN107935511A - High-titanium slag pervious concrete and preparation method thereof - Google Patents
High-titanium slag pervious concrete and preparation method thereof Download PDFInfo
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- CN107935511A CN107935511A CN201711341073.7A CN201711341073A CN107935511A CN 107935511 A CN107935511 A CN 107935511A CN 201711341073 A CN201711341073 A CN 201711341073A CN 107935511 A CN107935511 A CN 107935511A
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- titanium slag
- pervious concrete
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- sand
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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
- 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
- C04B2111/00241—Physical properties of the materials not provided for elsewhere in C04B2111/00
- C04B2111/00267—Materials permeable to vapours or gases
-
- 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
- C04B2111/00241—Physical properties of the materials not provided for elsewhere in C04B2111/00
- C04B2111/00284—Materials permeable to liquids
-
- 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
- C04B2111/52—Sound-insulating materials
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/60—Planning or developing urban green infrastructure
-
- 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)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The invention discloses a kind of high-titanium slag pervious concrete and preparation method thereof, particularly a kind of high-titanium slag pervious concrete for being related to half cylinder of steel cold repair technical field of refractory materials of steel-making and preparation method thereof.The high-titanium slag pervious concrete of the present invention, including water, cement, high-titanium slag sand, high-titanium slag aggregate and water-reducing agent, the wherein quality parts ratio of each component is 25 parts of water, 100 parts of cement, 80 parts of high-titanium slag sand, 320 parts of high-titanium slag aggregate, 1 part of water-reducing agent.The method of the high-titanium slag pervious concrete of the present invention, including following steps：A, break process；B, screening process；C, raw material is detected；D, stir；E, hydrostatic profile；F, conserve.Using the technical solution of the application, the pervious concrete with permeable, ventilative, purifying water body, sqouynd absorption lowering noise can be made, be provided simultaneously with protection groundwater resources, alleviate urban heat land effect performance using high-titanium slag sand and high-titanium slag as primary raw material.
Description
Technical field
The present invention relates to a kind of high-titanium slag pervious concrete and preparation method thereof, particularly one kind to be related to construction material neck
The high-titanium slag pervious concrete in domain and preparation method thereof.
Background technology
High-titanium slag refers to vanadium titano-magnetite after smelting, the discarded object discharged from blast furnace.Due to vanadium titano-magnetite
The influence of particularity and treatment process, high-titanium slag are produced slagging sand rubble, are extraordinary construction materials, extensive at present
Apply to building field.But influenced since the utilization ways of high-titanium slag are single, and be subject to Concrete Industry excess capacity, portion
High-titanium slag is divided to do landfill disposal.In this way, can not only take substantial amounts of soil, but also pollute the environment.If high-titanium slag can be expanded
Utilization ways, then can effectively solve the above problems.
Compared with normal concrete, pervious concrete has permeable, ventilative, purifying water body, sqouynd absorption lowering noise, protection underground water
Resource, alleviate urban heat land effect and improve numerous excellent performances such as ecological environment of soil.Therefore, in sustainable development
Under guidance with the strategic thought such as keep ecological balance, pervious concrete has been widely applied to municipal works, gardens
The multiple fields such as engineering, environmental project and ecological, environmental protective engineering, achieve good effect.And do not utilize also in the prior art
High-titanium slag makes the technology of pervious concrete.
With new content
The technical problem to be solved by the present invention is to provide it is a kind of it is permeable, ventilative, property is good, can with purifying water body, sqouynd absorption lowering noise,
And solid waste resource can be made full use of, avoid the high-titanium slag pervious concrete of environmental pollution.
The present invention is high-titanium slag pervious concrete used by solving the above problems, including water, cement, high-titanium slag
Sand, high-titanium slag aggregate and water-reducing agent, the wherein quality parts ratio of each component are 25 parts of water, 100 parts of cement, high-titanium slag sand 80
Part, 320 parts of high-titanium slag aggregate, 1 part of water-reducing agent.
It is further that the cement is Portland cement, strength grade 42.5R.
It is further that the high-titanium slag sand is Machine-made Sand.
It is further that the high-titanium slag aggregate is rubble.
It is further that the water-reducing agent is polycarboxylate water-reducer.
Another technical problem that the present invention solves there is provided it is a kind of it is permeable, ventilative, property is good, can with purifying water body, inhale
Sound noise reduction, and solid waste resource can be made full use of, the production method for avoiding the high-titanium slag pervious concrete of environmental pollution
Method of the invention for the used high-titanium slag pervious concrete that solves the above problems, including following step
Suddenly：
A, break process is carried out to large-sized high-titanium slag；
B, screening process is carried out to the high-titanium slag after crushing；
C, the pervious concrete raw material obtained after screening is detected, subsequent step is carried out again after detection is qualified；
D, raw material is mixed by the mass fraction in claim 1, first by high-titanium slag aggregate and high-titanium slag sand
Add in mixer and stir evenly, then cement is added in mixer and stirred evenly, finally first adds polycarboxylate water-reducer
Enter in water, be configured to solution, then solution is added in mixer and is stirred；
E, the concrete being stirred is subjected to hydrostatic profile；
F, the pervious concrete block after shaping is put into protecting box to be conserved.
It is further that screening process is carried out to the high-titanium slag after crushing using double-deck screen shale shaker in step B, it is double-deck
The upper screen aperture of vibrating screen is 10mm, and lower screen aperture is 5mm, the material on upper sieve mesh screen, return crusher into
Row crushes again, the material between two layers of sieve, as the aggregate of pervious concrete, the material under lower screen mesh screen, as machine
Sand processed.
It is further that first high-titanium slag aggregate and high-titanium slag sand are added in mixer and stirred evenly, mixing time
30S, then cement is added in mixer and stirred evenly, mixing time 30S, finally first adds water by polycarboxylate water-reducer
In, solution is configured to, then solution is added in mixer and is stirred, mixing time 180S.
It is further 20 ± 2 DEG C of curing temperature in F-step, relative humidity is more than 90%, curing time 28 days.
It is further that first fresh concrete is fitted into metal test mould in E steps, then is added above metal test mould
Pressing plate, is pressurizeed using pressure testing machine, and pressure 3Mpa, static pressure time control is in 90s.
The beneficial effects of the invention are as follows：Using the technical solution of the application, high-titanium slag sand and high-titanium slag can be made
For primary raw material, be made with permeable, ventilative, purifying water body, sqouynd absorption lowering noise pervious concrete, solve conventional high-titanium slag
Landfill disposal need to be done, can not only take substantial amounts of soil, but also the technical problem to pollute the environment, it is provided simultaneously with protection underground water money
Source, alleviate urban heat land effect and improve numerous excellent performances such as ecological environment of soil.
Embodiment
The Titanium slag pervious concrete of the application, including water, cement, high-titanium slag sand, high-titanium slag aggregate and water-reducing agent,
Wherein the quality parts ratio of each component is 25 parts of water, 100 parts of cement, 80 parts of high-titanium slag sand, 320 parts of high-titanium slag aggregate, subtracts
1 part of aqua.Water is tap water, is met《Concrete water standard》The regulation of JGJ63-2006, cement are Portland cement,
Strength grade 42.5R, meets《Common portland cement》The relevant regulations of GB175-2007.High-titanium slag sand is Machine-made Sand.It is full
Foot《Building sand》The relevant regulations of II class sand in GB/T14684-2011, high-titanium slag aggregate are rubble.Meet《Build with broken
Stone cobble》The relevant regulations of II class rubble, water-reducing agent are polycarboxylate water-reducer in GB/T14685-2011, are met《Outside concrete
Add agent》The relevant regulations of GB8076-2008.
The method for making foregoing high-titanium slag pervious concrete：Including following steps：
A, break process is carried out to large-sized high-titanium slag；
B, screening process is carried out to the high-titanium slag after crushing；
C, the pervious concrete raw material obtained after screening is detected, subsequent step is carried out again after detection is qualified；
D, raw material is mixed by the mass fraction in claim 1, first by high-titanium slag aggregate and high-titanium slag sand
Add in mixer and stir evenly, then cement is added in mixer and stirred evenly, finally first adds polycarboxylate water-reducer
Enter in water, be configured to solution, then solution is added in mixer and is stirred；
E, the concrete being stirred is subjected to hydrostatic profile；
F, the pervious concrete block after shaping is put into protecting box to be conserved.
Carry out screening process to the high-titanium slag after broken using double-deck screen shale shaker in step B, double-deck screen shale shaker it is upper
Layer mesh size be 10mm, and lower screen aperture is 5mm, and the material on upper sieve mesh screen, return crusher is crushed again,
Material between two layers of sieve, as the aggregate of pervious concrete, the material under lower screen mesh screen, as Machine-made Sand.
First high-titanium slag aggregate and high-titanium slag sand are added in mixer and stirred evenly, mixing time 30S, then by water
Mud is added in mixer and stirred evenly, and polycarboxylate water-reducer, is finally first added to the water, is configured to solution by mixing time 30S,
Solution is added in mixer again and is stirred, mixing time 180S.
20 ± 2 DEG C of curing temperature in F-step, relative humidity are more than 90%, curing time 28 days.
First fresh concrete is fitted into metal test mould in E steps, then pressing plate is added above metal test mould, utilizes pressure
Force tester pressurizes, and pressure 3Mpa, static pressure time control is in 90s.
, can be using high-titanium slag sand and high-titanium slag as primary raw material using the technical solution of the application, being made has
Permeable, ventilative, purifying water body, sqouynd absorption lowering noise pervious concrete, solve conventional high-titanium slag and need to do landfill disposal, can both account for
With substantial amounts of soil, and the technical problem to pollute the environment, be provided simultaneously with protection groundwater resources, alleviate urban heat land effect and
Improve numerous excellent performances such as ecological environment of soil.
Embodiment 1
High-titanium slag pervious concrete in the present embodiment, it forms water 100Kg, cement 400Kg, high-titanium slag sand
320Kg, high-titanium slag aggregate 1280Kg, polycarboxylate water-reducer 4Kg.
Its preparation process is：
S1, crush：Large-sized high-titanium slag is subjected to break process.
S2, screening：Screening process, the upper strata of double-deck screen shale shaker are carried out to the high-titanium slag after crushing using double-deck screen shale shaker
Mesh size is 10mm, and lower screen aperture is 5mm.Material on upper sieve mesh screen returns to crusher, carries out through belt-conveying
Crush again.Material between two layers of sieve, its particle diameter are 5~10mm, can be as the aggregate of pervious concrete.Lower screen mesh screen
Under material, pervious concrete can be used for as Machine-made Sand.
S3, detection：The pervious concrete raw material obtained after screening must be detected, and after detection is qualified, can be put into
Use.Wherein, since the grain composition fluctuation of sand is larger, with addition of other Machine-made Sands of part it need to be made to meet the correlation of II class sand
Regulation.
S4, weighing：Include following components by weight：Water 100Kg, cement 400Kg, high-titanium slag sand 320Kg, high titanium ore
Slag aggregate 1280Kg, polycarboxylate water-reducer 4Kg.
S5, stirring：First high-titanium slag aggregate and high-titanium slag sand are added in mixer and stirred evenly, mixing time 30S.
Then cement is added in mixer and stirred evenly, mixing time 30S.Finally first polycarboxylate water-reducer is added to the water, is matched somebody with somebody
Solution is made, then solution is added in mixer and is stirred, mixing time 180S.
S6, shaping：To simulate the practice of construction of pervious concrete, the molding mode of pervious concrete selects hydrostatic profile.
First fresh concrete is fitted into metal test mould (150 × 150 × 150mm), then pressing plate is added above metal test mould, utilizes pressure
Force tester pressurizes, and pressure 3Mpa, static pressure time control is in 90s or so.
S7, maintenance：Pervious concrete test block is put into standard curing box to be conserved, 20 ± 2 DEG C of curing temperature is relatively wet
Spend for more than 90%, curing time 28 days.Pervious concrete performance test
1 high-titanium slag pervious concrete testing result table of table
According to pervious concrete testing result Biao Ke get, which can reach the standard of C20 concrete.
Claims (10)
1. high-titanium slag pervious concrete, it is characterised in that：Including water, cement, high-titanium slag sand, high-titanium slag aggregate and diminishing
The quality parts ratio of agent, wherein each component for 25 parts of water, 100 parts of cement, 80 parts of high-titanium slag sand, 320 parts of high-titanium slag aggregate,
1 part of water-reducing agent.
2. high-titanium slag pervious concrete as claimed in claim 1, it is characterised in that：The cement is normal silicate water
Mud, strength grade 42.5R.
3. high-titanium slag pervious concrete as claimed in claim 1, it is characterised in that：The high-titanium slag sand is Machine-made Sand.
4. high-titanium slag pervious concrete as claimed in claim 1, it is characterised in that：The high-titanium slag aggregate is rubble.
5. high-titanium slag pervious concrete as claimed in claim 1, it is characterised in that：The water-reducing agent is polycarboxylic acids diminishing
Agent.
6. make the method for the high-titanium slag pervious concrete of claim 1, it is characterised in that：Including following steps：
A, break process is carried out to large-sized high-titanium slag；
B, screening process is carried out to the high-titanium slag after crushing；
C, the pervious concrete raw material obtained after screening is detected, subsequent step is carried out again after detection is qualified；
D, raw material is mixed by the mass fraction in claim 1, is first added high-titanium slag aggregate and high-titanium slag sand
Stirred evenly in mixer, then cement is added in mixer and stirred evenly, finally water-reducing agent is added to the water, is configured to
Solution, then solution is added in mixer and is stirred；
E, the concrete being stirred is subjected to hydrostatic profile；
F, the pervious concrete block after shaping is put into protecting box to be conserved.
7. the production method of high-titanium slag pervious concrete as claimed in claim 6, it is characterised in that：Utilized in step B
Double-deck screen shale shaker carries out the high-titanium slag after broken screening process, and the upper screen aperture of double-deck screen shale shaker is 10mm, lower floor
Mesh size is 5mm, the material on upper sieve mesh screen, returns to crusher and is crushed again, the material between two layers of sieve, work
For the aggregate of pervious concrete, the material under lower screen mesh screen, as Machine-made Sand.
8. the production method of high-titanium slag pervious concrete as claimed in claim 6, it is characterised in that：First by high-titanium slag bone
Material and high-titanium slag sand, which are added in mixer, to stir evenly, mixing time 30S, and then cement is added in mixer and stirred equal
Even, polycarboxylate water-reducer, is finally first added to the water by mixing time 30S, is configured to solution, then solution is added in mixer and is stirred
Mix, mixing time 180S.
9. the production method of high-titanium slag pervious concrete as claimed in claim 6, it is characterised in that：Conserved in F-step
20 ± 2 DEG C of temperature, relative humidity are more than 90%, curing time 28 days.
10. the production method of high-titanium slag pervious concrete as claimed in claim 6, it is characterised in that：First will in E steps
Fresh concrete is fitted into metal test mould, then pressing plate is added above metal test mould, is pressurizeed using pressure testing machine, pressure is
3Mpa, static pressure time control is in 90s.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711341073.7A CN107935511A (en) | 2017-12-14 | 2017-12-14 | High-titanium slag pervious concrete and preparation method thereof |
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| CN201711341073.7A CN107935511A (en) | 2017-12-14 | 2017-12-14 | High-titanium slag pervious concrete and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111348871A (en) * | 2018-12-21 | 2020-06-30 | 西南科技大学 | High-titanium slag sand reactive powder concrete and preparation method thereof |
| CN115005233A (en) * | 2022-07-07 | 2022-09-06 | 辽宁石油化工大学 | Preparation method of platinum-loaded titanium-containing blast furnace slag photocatalytic antibacterial material |
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| CN102180623A (en) * | 2011-03-09 | 2011-09-14 | 福建工程学院 | Water-permeable cement concrete |
| CN103541289A (en) * | 2013-11-06 | 2014-01-29 | 攀枝花环业冶金渣开发有限责任公司 | Colored high-titanium heavy slag permeable pavement brick and production method thereof |
| CN106145830A (en) * | 2016-08-08 | 2016-11-23 | 广州大学 | A kind of pervious concrete and construction technology thereof |
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2017
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| CN102180623A (en) * | 2011-03-09 | 2011-09-14 | 福建工程学院 | Water-permeable cement concrete |
| CN103541289A (en) * | 2013-11-06 | 2014-01-29 | 攀枝花环业冶金渣开发有限责任公司 | Colored high-titanium heavy slag permeable pavement brick and production method thereof |
| CN106145830A (en) * | 2016-08-08 | 2016-11-23 | 广州大学 | A kind of pervious concrete and construction technology thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111348871A (en) * | 2018-12-21 | 2020-06-30 | 西南科技大学 | High-titanium slag sand reactive powder concrete and preparation method thereof |
| CN115005233A (en) * | 2022-07-07 | 2022-09-06 | 辽宁石油化工大学 | Preparation method of platinum-loaded titanium-containing blast furnace slag photocatalytic antibacterial material |
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Application publication date: 20180420 |