CN110342892A - A kind of gangue double exempt from the building materials such as brick and preparation method thereof - Google Patents
A kind of gangue double exempt from the building materials such as brick and preparation method thereof Download PDFInfo
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- CN110342892A CN110342892A CN201910448330.XA CN201910448330A CN110342892A CN 110342892 A CN110342892 A CN 110342892A CN 201910448330 A CN201910448330 A CN 201910448330A CN 110342892 A CN110342892 A CN 110342892A
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- gangue
- brick
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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
-
- 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
- C04B28/142—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 containing synthetic or waste calcium sulfate cements
- C04B28/144—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 containing synthetic or waste calcium sulfate cements the synthetic calcium sulfate being a flue gas desulfurization product
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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 gangue double exempt from the building materials such as brick and preparation method thereof, belong to building material technical field；Gangue double exempt from the building materials such as brick includes following raw material: component A, component B and component C, the component A include gangue, gypsum；The component B includes activity excitant A and activity excitant B；The component C is water；The present invention is combined using physical excitation and efficient chemical excitation, breach current existing making coal gangue brick, after needing to carry out calcining thermal activation to gangue, physics and chemi-excitation could be used to manufacture the bottleneck of double exempt from the building materials such as brick, process flow is simplified, brick making cost is significantly reduced, the quality of double exempt from the building materials such as brick is improved；Reduce environmental pollution, and resources circulation is recycled, turns waste into wealth, farmland saving.
Description
Technical field
The present invention relates to building material technical field, specifically a kind of gangue double exempt from the building materials such as brick and preparation method thereof.
Background technique
Gangue is the waste residue mined with generated when coal washing, occupies a large amount of soils, destroys ecological environment.Gangue is China
One of maximum waste residue of mine discharge amount.The gangue that China is accumulated over the years is up to more than 30 hundred million tons.These gangues do not only take up
Ecological environment is destroyed in a large amount of soil farmlands, and will cause the pollutions such as atmosphere, soil and water body and geological disaster generation.It crosses
It goes in long period of time, since backward by technical conditions, environmental consciousness is low, manages the factors such as loose, regulation is unsound
Restriction, gangue is only simple during coal separation, coal mining to be rejected and abandons, saved with passive stacking based on, so
There is the bastard coal clitter that pile up like a mountain in almost all of mining area.The cost that this method is paid is sizable, and band
Many society and environmental problem are come.
Double exempt from the building materials such as brick (non-evaporating feeding non-sintered brick) is the useless brick-making technology of novel energy-conserving benefit developed in recent years, especially suitable
In extensive using the industrial residue with potential activity, the technology not only can resource circulation utilization, and can largely save cultivated
Ground reduces energy consumption, reduces environmental pollution, gangue itself is also the nonmetal mineral resource by rock and mineral composition.Bastard coal
Stone double exempt from the building materials such as brick can turn waste into wealth, save limited energy resources, it has also become the research topic that countries in the world are paid attention to, current coal
Research of the spoil double exempt from the building materials such as brick in terms of activity excitation, comprehensive utilization system not enough, also there is huge room for promotion.
Summary of the invention
The purpose of the present invention is to provide a kind of gangue double exempt from the building materials such as brick and preparation method thereof, to solve in above-mentioned background technique
The problem of proposition.
To achieve the above object, the invention provides the following technical scheme:
A kind of gangue double exempt from the building materials such as brick, including following raw material: component A, component B and component C；The component A includes following parts by weight
Raw material: 70-99 parts of gangue, 1-30 parts of gypsum；The component B includes activity excitant A and activity excitant B, the work
The quality of property exciting agent A is the 0.3-0.6% of component A mass, the quality of the activity excitant B is the 0.2- of component A mass
0.3%；The component C is water, and the quality of the component C is the 10-20% of component A and component B gross mass.
As a further solution of the present invention: including following raw material: component A, component B and component C, the component A include
The raw material of following parts by weight: 80-90 parts of gangue, 10-20 parts of gypsum；The component B includes activity excitant A and activity excitation
The quality of agent B, the activity excitant A are the 0.4-0.5% of component A mass, the quality of the activity excitant B is component A matter
The 0.23-0.27% of amount；The component C is water, and the quality of the component C is the 12-18% of component A and component B gross mass.
As a further solution of the present invention: the raw material including following parts by weight: component A, component B and component C, it is described
Component A includes the raw material of following parts by weight: 85 parts of gangue, 15 parts of gypsum；The component B includes activity excitant A and activity
Exciting agent B, the quality of the activity excitant A is the 0.45% of component A mass, the quality of the activity excitant B is component A
The 0.25% of quality；The component C is water, and the quality of the component C is the 15% of component A and component B gross mass.
As a further solution of the present invention: the gangue includes self-igniting coal gangue, primary gangue, weathering gangue
One or more of.
As a further solution of the present invention: the gypsum is any one in two water desulfurized gypsums or the natural gypsum.
As a further solution of the present invention: activity excitant A includes sodium sulphate, sodium metasilicate, white lime, sodium chloride, hydrogen
One or more of sodium oxide molybdena.
As a further solution of the present invention: the component A further includes cement, and the cement is portland cement, cement
Parts by weight be 1-15 parts.
A kind of preparation method of gangue double exempt from the building materials such as brick, comprising the following steps:
(1) load weighted gangue, gypsum are added and are forced in batch mixer, stir 15-30min, premix is uniform；
(2) load weighted water is added in stirred tank, stirred tank then is added in activity excitant A and activity excitant B respectively
Activity excitation liquid is made in middle stirring 15-20min；
(3) activity excitation liquid made from step (2) is added in the pressure batch mixer in step (1), continues to stir 15-30min,
It is uniformly dispersed, adobe is then made, finally conserve at room temperature to obtain the final product.
Compared with prior art, it the beneficial effects of the present invention are: being combined using physical excitation and efficient chemical excitation, dashes forward
Current existing making coal gangue brick has been broken, after needing to carry out calcining thermal activation to gangue, physics and chemi-excitation system could be used
The bottleneck for making double exempt from the building materials such as brick, has simplified process flow, significantly reduces brick making cost, improves the quality of double exempt from the building materials such as brick, product quality
Index reaches the standard of JC/T422-91 (96) " non-sintered common clay brick " MU15；And provide a kind of highly effective powder
Coal ash is large to utilize activity excitation curing technology, and in terms of manufacturing construction material, not only wide market, reduces environment dirt
Dye, and resources circulation is recycled, turn waste into wealth, farmland saving it is of great significance to.
Specific embodiment
The technical solution of the patent is explained in further detail With reference to embodiment.
Embodiment 1
A kind of gangue double exempt from the building materials such as brick, including following raw material: gangue 70kg, gypsum 30kg, activity excitant A0.3kg, activity swash
Agent B0.2kg, water 10.5kg are sent out, wherein gangue is self-igniting coal gangue, and gypsum is two water desulfurized gypsums, and activity excitant A is sulphur
Sour sodium, activity excitant B are the activity excitant of model HCGP-M19.
A kind of preparation method of gangue double exempt from the building materials such as brick, comprising the following steps:
(1) load weighted gangue, gypsum are added and are forced in batch mixer, stir 15min, premix is uniform；
(2) load weighted water is added in stirred tank, stirred tank then is added in activity excitant A and activity excitant B respectively
Activity excitation liquid is made in middle stirring 20min；
(3) activity excitation liquid made from step (2) is added in the pressure batch mixer in step (1), continues to stir 30min, point
It dissipates uniformly, adobe is then made by brick machine compression moulding, is finally conserved at room temperature to obtain the final product.
Embodiment 2
A kind of gangue double exempt from the building materials such as brick, including following raw material: gangue 80kg, gypsum 20kg, activity excitant A0.4kg, activity swash
Agent B0.23kg, water 12.08kg are sent out, wherein gangue is that primary gangue is mixed to get with weathering gangue by weight 1:1,
Gypsum is the natural gypsum, and activity excitant A is that sodium metasilicate and white lime are mixed to get by weight 1:1, and activity excitant B is type
Number be HCGP-M19 activity excitant.
A kind of preparation method of gangue double exempt from the building materials such as brick, comprising the following steps:
(1) load weighted gangue, gypsum are added and are forced in batch mixer, stir 18min, premix is uniform；
(2) load weighted water is added in stirred tank, stirred tank then is added in activity excitant A and activity excitant B respectively
Activity excitation liquid is made in middle stirring 19min；
(3) activity excitation liquid made from step (2) is added in the pressure batch mixer in step (1), continues to stir 27min, point
It dissipates uniformly, adobe is then made by brick machine compression moulding, is finally conserved at room temperature to obtain the final product.
Embodiment 3
A kind of gangue double exempt from the building materials such as brick, including following raw material: gangue 85kg, gypsum 15kg, activity excitant A0.45kg, activity
Exciting agent B0.25kg, water 15.11kg, wherein gangue be self-igniting coal gangue, primary gangue, weathering gangue by weight
1:1:1 is mixed to get, and gypsum is the natural gypsum, and activity excitant A is sodium sulphate, sodium metasilicate, white lime, sodium chloride, hydroxide
Sodium is mixed to get by weight 1:1:1:1:1, and activity excitant B is the activity excitant of model HCGP-M19.
A kind of preparation method of gangue double exempt from the building materials such as brick, comprising the following steps:
(1) load weighted gangue, gypsum are added and are forced in batch mixer, stir 23min, premix is uniform；
(2) load weighted water is added in stirred tank, stirred tank then is added in activity excitant A and activity excitant B respectively
Activity excitation liquid is made in middle stirring 17min；
(3) activity excitation liquid made from step (2) is added in the pressure batch mixer in step (1), continues to stir 25min, point
It dissipates uniformly, is then extruded into and adobe is made, finally conserve at room temperature to obtain the final product.
Embodiment 4
A kind of gangue double exempt from the building materials such as brick, including following raw material: gangue 90kg, gypsum 10kg, activity excitant A0.5kg, activity swash
Agent B0.27kg, water 18.14kg are sent out, wherein gangue is that self-igniting coal gangue is mixed to get with primary gangue by weight 1:1,
Gypsum is two water desulfurized gypsums, and activity excitant A is sodium sulphate, white lime, sodium chloride, sodium hydroxide by weight 1:1:1:1
It is mixed to get, activity excitant B is the activity excitant of model HCGP-M19.
A kind of preparation method of gangue double exempt from the building materials such as brick, comprising the following steps:
(1) load weighted gangue, gypsum are added and are forced in batch mixer, stir 27min, premix is uniform；
(2) load weighted water is added in stirred tank, stirred tank then is added in activity excitant A and activity excitant B respectively
Activity excitation liquid is made in middle stirring 19min；
(3) activity excitation liquid made from step (2) is added in the pressure batch mixer in step (1), continues stirring 18, dispersion is equal
It is even, it is then extruded into and adobe is made, finally conserve at room temperature to obtain the final product.
Embodiment 5
A kind of gangue double exempt from the building materials such as brick, including following raw material: gangue 99kg, gypsum 1kg, activity excitant A0.6kg, activity swash
Agent B0.3kg, water 20.18kg are sent out, wherein gangue is weathering gangue, and gypsum is two water desulfurized gypsums, and activity excitant A is
Sodium sulphate, sodium metasilicate, sodium chloride, sodium hydroxide are mixed to get by weight 1:1:1:1, and activity excitant B is model HCGP-
The activity excitant of M19.
A kind of preparation method of gangue double exempt from the building materials such as brick, comprising the following steps:
(1) load weighted gangue, gypsum are added and are forced in batch mixer, stir 30min, premix is uniform；
(2) load weighted water is added in stirred tank, stirred tank then is added in activity excitant A and activity excitant B respectively
Activity excitation liquid is made in middle stirring 15min；
(3) activity excitation liquid made from step (2) is added in the pressure batch mixer in step (1), continues to stir 15min, point
It dissipates uniformly, adobe is then made by brick machine compression moulding, is finally conserved at room temperature to obtain the final product.
Embodiment 6
A kind of gangue double exempt from the building materials such as brick, including following raw material: gangue 70kg, gypsum 30kg, cement 1kg, activity excitant
A0.3kg, activity excitant B0.2kg, water 10.15kg, wherein gangue is self-igniting coal gangue, and gypsum is two water desulfurized gypsums,
Cement is 42.5 ordinary portland cement of P.O, and activity excitant A is sodium chloride, and activity excitant B is model HCGP-M19
Activity excitant.
A kind of preparation method of gangue double exempt from the building materials such as brick, comprising the following steps:
(1) load weighted gangue, gypsum, cement are added and are forced in batch mixer, stir 15min, premix is uniform；
(2) load weighted water is added in stirred tank, stirred tank then is added in activity excitant A and activity excitant B respectively
Activity excitation liquid is made in middle stirring 20min；
(3) activity excitation liquid made from step (2) is added in the pressure batch mixer in step (1), continues to stir 15min, point
It dissipates uniformly, adobe is then made by brick machine compression moulding, is finally conserved at room temperature to obtain the final product.
Embodiment 7
A kind of gangue double exempt from the building materials such as brick, including following raw material: gangue 85kg, gypsum 15kg, cement 10kg, activity excitant
A0.45kg, activity excitant B0.25kg, water 16.61kg, wherein gangue is self-igniting coal gangue, primary gangue, weathered coal
Spoil is mixed to get by weight 1:1:1, and gypsum is the natural gypsum, and cement is 42.5 ordinary portland cement of P.O, and activity swashs
Hair agent A is sodium sulphate, sodium metasilicate, white lime, sodium chloride, sodium hydroxide are mixed to get by weight 1:1:1:1:1, activity excitation
Agent B is the activity excitant of model HCGP-M19.
A kind of preparation method of gangue double exempt from the building materials such as brick, comprising the following steps:
(1) load weighted gangue, gypsum, cement are added and are forced in batch mixer, stir 20min, premix is uniform；
(2) load weighted water is added in stirred tank, stirred tank then is added in activity excitant A and activity excitant B respectively
Activity excitation liquid is made in middle stirring 18min；
(3) activity excitation liquid made from step (2) is added in the pressure batch mixer in step (1), continues to stir 20min, point
It dissipates uniformly, adobe is then made by brick machine compression moulding, is finally conserved at room temperature to obtain the final product.
Embodiment 8
A kind of gangue double exempt from the building materials such as brick, including following raw material: gangue 99kg, gypsum 1kg, cement 15kg, activity excitant
A0.6kg, activity excitant B0.3kg, 23.18 parts of water, wherein gangue is self-igniting coal gangue, weathering gangue by weight 1:
1 is mixed to get, and gypsum is the natural gypsum, and cement is 42.5 ordinary portland cement of P.O, and activity excitant A is sodium sulphate, ripe
Lime, sodium hydroxide are mixed to get by weight 1:1:1, and activity excitant B is the activity excitant of model HCGP-M19.
A kind of preparation method of gangue double exempt from the building materials such as brick, comprising the following steps:
(1) load weighted gangue, gypsum, cement are added and are forced in batch mixer, stir 30min, premix is uniform；
(2) load weighted water is added in stirred tank, stirred tank then is added in activity excitant A and activity excitant B respectively
Activity excitation liquid is made in middle stirring 15min；
(3) activity excitation liquid made from step (2) is added in the pressure batch mixer in step (1), continues to stir 30min, point
It dissipates uniformly, then adobe is made in extrusion molding, finally conserves at room temperature to obtain the final product.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (8)
1. a kind of gangue double exempt from the building materials such as brick, which is characterized in that including following raw material: component A, component B and component C；
The component A includes the raw material of following parts by weight: 70-99 parts of gangue, 1-30 parts of gypsum；
The component B includes that the quality of activity excitant A and activity excitant B, the activity excitant A are component A mass
0.3-0.6%, the activity excitant B quality be component A mass 0.2-0.3%；
The component C is water, and the quality of the component C is the 10-20% of component A and component B gross mass.
2. gangue double exempt from the building materials such as brick according to claim 1, which is characterized in that including following raw material: component A, component B and group
Divide C；
The component A includes the raw material of following parts by weight: 80-90 parts of gangue, 10-20 parts of gypsum；
The component B includes that the quality of activity excitant A and activity excitant B, the activity excitant A are component A mass
0.4-0.5%, the activity excitant B quality be component A mass 0.23-0.27%；
The component C is water, and the quality of the component C is the 12-18% of component A and component B gross mass.
3. gangue double exempt from the building materials such as brick according to claim 1, which is characterized in that including following raw material: component A, component B and group
Divide C；
The component A includes the raw material of following parts by weight: 85 parts of gangue, 15 parts of gypsum；
The component B includes that the quality of activity excitant A and activity excitant B, the activity excitant A are component A mass
0.45%, the quality of the activity excitant B is the 0.25% of component A mass；
The component C is water, and the quality of the component C is the 15% of component A and component B gross mass.
4. gangue double exempt from the building materials such as brick according to claim 1, which is characterized in that the gangue includes self-igniting coal gangue, original
One or more of soft coal spoil, weathering gangue.
5. gangue double exempt from the building materials such as brick according to claim 1, which is characterized in that the gypsum is for two water desulfurized gypsums or naturally
Any one in gypsum.
6. gangue double exempt from the building materials such as brick according to claim 1, which is characterized in that activity excitant A includes sodium sulphate, silicic acid
One or more of sodium, white lime, sodium chloride, sodium hydroxide.
7. gangue double exempt from the building materials such as brick according to claim 1, which is characterized in that the component A further includes cement, the cement
For portland cement, the parts by weight of cement are 1-15 parts.
8. a kind of preparation method of gangue double exempt from the building materials such as brick as claimed in claim 1, which is characterized in that including following step
It is rapid:
(1) load weighted gangue, gypsum are added and are forced in batch mixer, stir 15-30min；
(2) load weighted water is added in stirred tank, stirred tank then is added in activity excitant A and activity excitant B respectively
Activity excitation liquid is made in middle stirring 15-20min；
(3) activity excitation liquid made from step (2) is added in the pressure batch mixer in step (1), continues to stir 15-30min,
Then adobe is made, finally conserves at room temperature to obtain the final product.
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| CN201910448330.XA CN110342892A (en) | 2019-05-28 | 2019-05-28 | A kind of gangue double exempt from the building materials such as brick and preparation method thereof |
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| CN201910448330.XA CN110342892A (en) | 2019-05-28 | 2019-05-28 | A kind of gangue double exempt from the building materials such as brick and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114349535A (en) * | 2022-01-25 | 2022-04-15 | 长安大学 | Coal gangue hydrophobic environment-friendly baking-free brick and preparation process thereof |
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| CN1880264A (en) * | 2006-04-27 | 2006-12-20 | 承德铜兴矿业有限责任公司 | Mine debris steamed brick and its production method |
| CN102826798A (en) * | 2012-07-29 | 2012-12-19 | 涡阳县晟丰新型建材有限公司 | Coal gangue brick and production method thereof |
| CN105884312A (en) * | 2014-12-22 | 2016-08-24 | 张延红 | Method for manufacturing baking-free bricks for building |
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| DE3313727A1 (en) * | 1983-04-15 | 1984-10-18 | Bergwerksverband Gmbh, 4300 Essen | Process for producing dam-building and backfill materials |
| CN1050533A (en) * | 1990-10-06 | 1991-04-10 | 姚富成 | Non-steaming silicate brick and method for making thereof |
| CN1355147A (en) * | 2002-01-10 | 2002-06-26 | 王洪寿 | Non-calcine hollow brick |
| CN1880264A (en) * | 2006-04-27 | 2006-12-20 | 承德铜兴矿业有限责任公司 | Mine debris steamed brick and its production method |
| CN102826798A (en) * | 2012-07-29 | 2012-12-19 | 涡阳县晟丰新型建材有限公司 | Coal gangue brick and production method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114349535A (en) * | 2022-01-25 | 2022-04-15 | 长安大学 | Coal gangue hydrophobic environment-friendly baking-free brick and preparation process thereof |
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Application publication date: 20191018 |