CN110386789A - A kind of concrete product and preparation method thereof using flyash haydite production - Google Patents
A kind of concrete product and preparation method thereof using flyash haydite production Download PDFInfo
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- CN110386789A CN110386789A CN201910723775.4A CN201910723775A CN110386789A CN 110386789 A CN110386789 A CN 110386789A CN 201910723775 A CN201910723775 A CN 201910723775A CN 110386789 A CN110386789 A CN 110386789A
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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
- C04B18/02—Agglomerated materials, e.g. artificial aggregates
- C04B18/023—Fired or melted materials
-
- 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
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/20—Mortars, concrete or artificial stone characterised by specific physical values for the density
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/50—Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Civil Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Processing Of Solid Wastes (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The present invention relates to a kind of concrete products produced using flyash haydite, the concrete product comprises the following components in parts by weight: 15~25 parts of ordinary portland cements, 1~2 part of zeolite powder, 2~5 parts of miberal powders, 0.5~1.5 part of silicon ash, 30~40 parts of sand, 35~40 parts of flyash haydites, 7~9 parts of water, 0.2~0.4 part of polycarboxylate water-reducer, 0.2~0.4 part of curing sealing agent, 0.2~0.4 part of chloride ion adsorbent, haydite prepared by solid dangerous waste is further processed recycling, solves the problems, such as environmental pollution and occupied space.
Description
Technical field
The present invention relates to a kind of concrete products and preparation method thereof using flyash haydite production.
Background technique
The flying dust of MSW Incineration Plant recycling has the existence of environment and people containing a large amount of heavy metal element
Evil.Flyash haydite is with flying dust, the agitated balling-up such as mineral admixture, exciting agent is added, through hydration reaction, in addition to generating low alkali
Other than the hydrated calcium silicate of degree, also generate zeolites hyrate, by absorption and ion exchange, can curing heavy metal ion,
Haydite is made.Contain chloride ion in flyash haydite, how to be a problem flyash haydite recycling.
The concrete product produced with flyash haydite, because containing heavy metal in flyash haydite raw material, although at haydite system
Heavy metal is handled during work, to ensure safety, there is still a need for be further processed；And in flyash haydite containing chlorine from
Son need to be handled chloride ion.
Summary of the invention
A technical problem to be solved by this invention is to provide a kind of concrete product produced using flyash haydite, will
Heavy metal blocks and carries out adsorption treatment to chloride ion in flyash haydite, realizes the resource utilization of flyash haydite.
In order to solve the above technical problems, the technical scheme is that
A kind of concrete product produced using flyash haydite, the concrete product includes the component of following parts by weight:
Portland cement 15.0~25.0；
Zeolite powder 1.0~2.0；
Miberal powder 2.0~5.0；
Silicon ash 0.5~1.5；
Sand 30.0~40.0；
Flyash haydite 35.0~40.0；
Water 7.0~9.0；
Polycarboxylate water-reducer 0.2~0.4；
Curing sealing agent 0.2~0.4；
Chloride ion adsorbent 0.2~0.4.
The portland cement is P as a preferred technical solution,·O42.5 ordinary portland cement.
The miberal powder includes the component of following parts by weight as a preferred technical solution,；
Granulated blast-furnace slag 86；
Gypsum 2；
Zeolite 2；
Flyash 10.
The polycarboxylate water-reducer includes the component of following parts by weight as a preferred technical solution:
Water-reducing agent 60；
Retarder 10；
Anti- mud agent 5；
Slump retaining agent 5；
Air entraining agent 5；
Water 15.
Another technical problem to be solved by this invention is to provide a kind of prepare and described utilizes the mixed of flyash haydite production
The method of solidifying soil product, preparation is simple, and cement slurry is combined with haydite contiguity, and intensity is high after hardening.
In order to solve the above technical problems, the technical scheme is that
A method of preparing the concrete product produced using flyash haydite, which comprises the following steps:
1) sealing and curing agent solution is prepared；
2) flyash haydite of 35.0~40.0 parts by weight sealing and curing agent solution is impregnated into 0.5~1h, carries out impregnating place of prewetting
Reason；
3) by the portland cement of 15.0~25.0 parts by weight, the miberal powder of 2.0~5.0 parts by weight, 0.5~1.5 parts by weight silicon
Ash, the sand of 30.0~40.0 parts by weight, 0.2~0.4 parts by weight chloride ion adsorbent pour into blender and stir at low speed 30 seconds；
4) the poly- hydroxy acid water-reducing agent of the water of 7.0~9.0 parts by weight and 0.2~0.4 parts by weight is poured into moderate-speed mixer in blender
30 seconds；
5) high-speed stirred 60 seconds；
6) flyash haydite after immersion pre-wetted treatment is added in blender and is continued high-speed stirred 120 seconds；
7) pouring molding；
8) it conserves.
The sealing and curing agent solution has curing sealing agent and water to be mixed according to 1:9 as a preferred technical solution,
Uniformly it is made.
The blender is adjustable speed blender, the paddle and charging tray of the blender as a preferred technical solution,
It can rotate simultaneously.
The revolving speed of the step 3) is 60~70r/min as a preferred technical solution, and the revolving speed of the step 4) is
The revolving speed of 120~130r/min, the step 5) and the step 6) is 340~360r/min.
The maintenance method of the step 8) is overlay film maintenance as a preferred technical solution, and specially concrete product is solidifying
Sprinkle water after Gu overlay film, anticracking moisturizing, be placed under the sun conserve or take it is steam-cured.
The curing temperature is 15~35 DEG C as a preferred technical solution, and curing time is 28 days.
By adopting the above-described technical solution, a kind of concrete product produced using flyash haydite, the concrete system
Product include following components by weight: 15~25 parts of ordinary portland cements, 1~2 part of zeolite powder, 2~5 parts of miberal powders, 0.5~
1.5 parts of silicon ashes, 30~40 parts of sand, 35~40 parts of flyash haydites, 7~9 parts of water, 0.2~0.4 polycarboxylate water-reducer, 0.2~0.4
Part curing sealing agent, 0.2~0.4 chloride ion adsorbent；The preparation method of the concrete product using flyash haydite production,
Characterized by comprising the following steps: 1) prepare sealing and curing agent solution；2) by load weighted flyash haydite curing sealing agent
Solution immersion is prewetted, and further carries out closure solidification to the heavy metal in flyash haydite；3) by load weighted normal silicate water
Mud, miberal powder, silicon ash, sand, chloride ion adsorbent, which pour into blender, to be stirred at low speed 30 seconds；4) load weighted water and poly- hydroxy acid are subtracted
Aqua pours into moderate-speed mixer 30 seconds in blender；5) high-speed stirred 60 seconds；6) flyash haydite after immersion pre-wetted treatment is added
Continue high-speed stirred 120 seconds in blender, touches cement slurry with haydite and combined；7) pouring molding；8) it conserves；It has obtained following
The utility model has the advantages that 1, to incineration of refuse flyash and exciting agent be sufficiently mixed after made of flyash haydite further using curing agent solution
It is impregnated, closure solidification further is carried out to the heavy metal in flyash haydite, treated, and haydite is crushed its Leaching of Heavy Metals
Toxicity also well below the limit value of GB5085.3~2007, using chloride ion adsorbent to chloride ion in flyash haydite at
Reason.2, the preparation method used is intimately associated cement slurry and flyash haydite, and concrete product intensity obtained is greater than
30MPa, bulk density are less than 2000kg/ ㎡ and gently than normal concrete (bulk density 2400kg/ ㎡ or so) are easy to transport installation.The present invention
Haydite prepared by solid dangerous waste flying dust is further processed recycling, by the further solidification to harmful components, improving makes
With safety, solve the problems, such as environmental pollution and occupied space.
Specific embodiment
Embodiment one:
A kind of concrete product produced using flyash haydite, the concrete product includes the component of following parts by weight:
Portland cement 15.0；
Zeolite powder 1.0；
Miberal powder 2.0；
Silicon ash 0.5；
Sand 30.0；
Flyash haydite 35.0；
Water 7.0；
Polycarboxylate water-reducer 0.2；
Curing sealing agent 0.2；
Chloride ion adsorbent 0.2.
The portland cement is P·O42.5 ordinary portland cement.
The miberal powder includes the component of following parts by weight；
Granulated blast-furnace slag 86；
Gypsum 2；
Zeolite 2；
Flyash 10.
The polycarboxylate water-reducer includes the component of following parts by weight:
Water-reducing agent 60；
Retarder 10；
Anti- mud agent 5；
Slump retaining agent 5；
Air entraining agent 5；
Water 15.
A method of preparing the concrete product produced using flyash haydite, which is characterized in that including following step
It is rapid:
1) sealing and curing agent solution is prepared；
2) flyash haydite of 35.0 parts by weight sealing and curing agent solution is impregnated into 0.5h, carries out immersion pre-wetted treatment；
3) by the portland cement of 15.0 parts by weight, the miberal powder of 2.0 parts by weight, the silicon ash of 0.5 parts by weight, 30.0 parts by weight
Sand, 0.2 parts by weight chloride ion adsorbent pour into blender and stir at low speed 30 seconds；
4) the poly- hydroxy acid water-reducing agent of the water of 7.0 parts by weight and 0.2 parts by weight is poured into moderate-speed mixer 30 seconds in blender；
5) high-speed stirred 60 seconds；
6) flyash haydite after immersion pre-wetted treatment is added in blender and is continued high-speed stirred 120 seconds；
7) pouring molding；
8) it conserves.
The sealing and curing agent solution has curing sealing agent and water to be mixed evenly according to 1:9 to be made.
The revolving speed of the step 3) is 60r/min；The revolving speed of the step 4) is 120r/min；The step 5) and described
The revolving speed of step 6) is 340r/min.
The maintenance method of the step 8) is overlay film maintenance, and overlay film of specially sprinkling water after concrete product solidification, anticracking is protected
It is wet, it is placed in maintenance or steam-cured under the sun.
The curing temperature is 15~35 DEG C, and curing time is 28 days.
Embodiment two:
A kind of concrete product produced using flyash haydite, the concrete product includes the component of following parts by weight:
Portland cement 20.0；
Zeolite powder 1.5；
Miberal powder 3.5；
Silicon ash 1.0；
Sand 35.0；
Flyash haydite 37.5；
Water 8.0；
Polycarboxylate water-reducer 0.3；
Curing sealing agent 0.3；
Chloride ion adsorbent 0.3.
The portland cement is P·O42.5 ordinary portland cement.
The miberal powder includes the component of following parts by weight；
Granulated blast-furnace slag 86；
Gypsum 2；
Zeolite 2；
Flyash 10.
The polycarboxylate water-reducer includes the component of following parts by weight:
Water-reducing agent 60；
Retarder 10；
Anti- mud agent 5；
Slump retaining agent 5；
Air entraining agent 5；
Water 15.
A method of preparing the concrete product produced using flyash haydite, which is characterized in that including following step
It is rapid:
1) sealing and curing agent solution is prepared；
2) flyash haydite of 37.5 parts by weight sealing and curing agent solution is impregnated into 1.3h, carries out immersion pre-wetted treatment；
3) by the portland cement of 20.0 parts by weight, the miberal powder of 3.5 parts by weight, the silicon ash of 1.0 parts by weight, 35.0 parts by weight
Sand, 0.3 parts by weight chloride ion adsorbent pour into blender and stir at low speed 30 seconds；
4) the poly- hydroxy acid water-reducing agent of the water of 8.0 parts by weight and 0.3 parts by weight is poured into moderate-speed mixer 30 seconds in blender；
5) high-speed stirred 60 seconds；
6) flyash haydite after immersion pre-wetted treatment is added in blender and is continued high-speed stirred 120 seconds；
7) pouring molding；
8) it conserves.
The sealing and curing agent solution has curing sealing agent and water to be mixed evenly according to 1:9 to be made.
The blender is adjustable speed blender, and paddle and the charging tray of the blender can rotate simultaneously.
The revolving speed of the step 3) is 65r/min；The revolving speed of the step 4) is 125r/min；The step 5) and described
The revolving speed of step 6) is 350r/min.
The maintenance method of the step 8) is overlay film maintenance, and overlay film of specially sprinkling water after concrete product solidification, anticracking is protected
It is wet, it is placed under the sun and conserves or carry out steam-cured.
The curing temperature is 15~35 DEG C, and curing time is 28 days.
Embodiment three:
A kind of concrete product produced using flyash haydite, the concrete product includes the component of following parts by weight:
Portland cement 25.0；
Zeolite powder 2.0；
Miberal powder 5.0；
Silicon ash 1.5；
Sand 40.0；
Flyash haydite 40.0；
Water 9.0；
Polycarboxylate water-reducer 0.4；
Curing sealing agent 0.4；
Chloride ion adsorbent 0.4.
The portland cement is P as a preferred technical solution,·O42.5 ordinary portland cement.
The miberal powder includes the component of following parts by weight as a preferred technical solution,；
Granulated blast-furnace slag 86；
Gypsum 2；
Zeolite 2；
Flyash 10.
The polycarboxylate water-reducer includes the component of following parts by weight as a preferred technical solution:
Water-reducing agent 60；
Retarder 10；
Anti- mud agent 5；
Slump retaining agent 5；
Air entraining agent 5；
Water 15.
A method of preparing the concrete product produced using flyash haydite, which is characterized in that including following step
It is rapid:
1) sealing and curing agent solution is prepared；
2) flyash haydite of 40.0 parts by weight sealing and curing agent solution is impregnated into 1h, carries out immersion pre-wetted treatment；
3) by the portland cement of 25.0 parts by weight, the miberal powder of 5.0 parts by weight, the silicon ash of 1.5 parts by weight, 40.0 parts by weight
Sand, 0.4 parts by weight chloride ion adsorbent pour into blender and stir at low speed 30 seconds；
4) the poly- hydroxy acid water-reducing agent of the water of 9.0 parts by weight and 0.4 parts by weight is poured into moderate-speed mixer 30 seconds in blender；
5) high-speed stirred 60 seconds；
6) flyash haydite after immersion pre-wetted treatment is added in blender and is continued high-speed stirred 120 seconds；
7) pouring molding；
8) it conserves.
The sealing and curing agent solution has curing sealing agent and water to be mixed evenly according to 1:9 to be made.
The blender is adjustable speed blender, and paddle and the charging tray of the blender can rotate simultaneously
The revolving speed of the step 3) is 70r/min；The revolving speed of the step 4) is 130r/min；The step 5) and the step
6) revolving speed is 360r/min.
The maintenance method of the step 8) is overlay film maintenance, and overlay film of specially sprinkling water after concrete product solidification, anticracking is protected
It is wet, it is placed under the sun and conserves or carry out steam-cured.
The curing temperature is 15~35 DEG C, and curing time is 28 days.
The above shows and describes the basic principle, main features and advantages of the invention.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (10)
1. a kind of concrete product produced using flyash haydite, which is characterized in that the concrete product includes following weight
The component of part:
Portland cement 15.0~25.0；
Zeolite powder 1.0~2.0；
Miberal powder 2.0~5.0；
Silicon ash 0.5~1.5；
Sand 30.0~40.0；
Flyash haydite 35.0~40.0；
Water 7.0~9.0；
Polycarboxylate water-reducer 0.2~0.4；
Curing sealing agent 0.2~0.4；
Chloride ion adsorbent 0.2~0.4.
2. a kind of ultra-high performance concrete produced using solid-state castoff as described in claim 1, it is characterised in that: described
Portland cement is P·O42.5 ordinary portland cement.
3. a kind of ultra-high performance concrete produced using solid-state castoff as described in claim 1, it is characterised in that: described
Miberal powder includes the component of following parts by weight；
Granulated blast-furnace slag 86；
Gypsum 2；
Zeolite 2；
Flyash 10.
4. a kind of ultra-high performance concrete produced using solid-state castoff as described in claim 1, it is characterised in that: described
Polycarboxylate water-reducer includes the component of following parts by weight:
Water-reducing agent 60；
Retarder 10；
Anti- mud agent 5；
Slump retaining agent 5；
Air entraining agent 5；
Water 15.
5. a kind of concrete system produced using flyash haydite prepared as described in Claims 1-4 any one claim
The method of product, which is characterized in that comprising steps of
Prepare sealing and curing agent solution；
The flyash haydite of 35.0~40.0 parts by weight sealing and curing agent solution is impregnated into 0.5~1h；
By the portland cement of 15.0~25.0 parts by weight, the miberal powder of 2.0~5.0 parts by weight, 0.5~1.5 parts by weight silicon ash,
The sand of 30.0~40.0 parts by weight, 0.2~0.4 parts by weight chloride ion adsorbent pour into blender and stir at low speed 30 seconds；
The poly- hydroxy acid water-reducing agent of the water of 7.0~9.0 parts by weight and 0.2~0.4 parts by weight is poured into moderate-speed mixer 30 in blender
Second；
High-speed stirred 60 seconds；
Flyash haydite after immersion pre-wetted treatment is added in blender and is continued high-speed stirred 120 seconds；
Pouring molding；
Maintenance.
6. utilizing the preparation method of the concrete product of flyash haydite production as claimed in claim 3, it is characterised in that: described
Sealing and curing agent solution has curing sealing agent and water to be mixed evenly according to 1:9 to be made.
7. utilizing the preparation method of the concrete product of flyash haydite production as claimed in claim 3, it is characterised in that: described
Blender is adjustable speed blender, and paddle and the charging tray of the blender can rotate simultaneously.
8. utilizing the preparation method of the concrete product of flyash haydite production as claimed in claim 3, it is characterised in that: described
The revolving speed of step 3) is 60~70r/min, and the revolving speed of the step 4) is 120~130r/min, the step 5) and the step
Rapid revolving speed 6) is 340~360r/min.
9. utilizing the preparation method of the concrete product of flyash haydite production as claimed in claim 2, it is characterised in that: described
The maintenance method of step 8) is overlay film maintenance, overlay film of specially sprinkling water after concrete product solidification, maintenance.
10. utilizing the preparation method of the concrete product of flyash haydite production as claimed in claim 9, it is characterised in that: institute
The temperature for stating maintenance is 15~35 DEG C, and curing time is 28 days.
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| CN201910723775.4A CN110386789A (en) | 2019-08-07 | 2019-08-07 | A kind of concrete product and preparation method thereof using flyash haydite production |
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| CN201910723775.4A CN110386789A (en) | 2019-08-07 | 2019-08-07 | A kind of concrete product and preparation method thereof using flyash haydite production |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111302740A (en) * | 2020-04-08 | 2020-06-19 | 上海建工材料工程有限公司 | Low-mixing high-strength all-lightweight aggregate concrete for members and preparation method thereof |
| CN112030940A (en) * | 2020-06-23 | 2020-12-04 | 武汉谦诚桩工科技股份有限公司 | Marine-phase soft soil curing agent and in-situ premixed cement soil cast-in-place pile construction process |
| CN112248228A (en) * | 2020-11-02 | 2021-01-22 | 南京茂汇盈科技有限公司 | High-strength premixed concrete production equipment and production process |
| CN114163154A (en) * | 2021-07-23 | 2022-03-11 | 深圳市能源环保有限公司 | Fly ash ceramsite sintered at high temperature and preparation method of concrete using fly ash ceramsite to replace aggregate |
-
2019
- 2019-08-07 CN CN201910723775.4A patent/CN110386789A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111302740A (en) * | 2020-04-08 | 2020-06-19 | 上海建工材料工程有限公司 | Low-mixing high-strength all-lightweight aggregate concrete for members and preparation method thereof |
| CN112030940A (en) * | 2020-06-23 | 2020-12-04 | 武汉谦诚桩工科技股份有限公司 | Marine-phase soft soil curing agent and in-situ premixed cement soil cast-in-place pile construction process |
| CN112248228A (en) * | 2020-11-02 | 2021-01-22 | 南京茂汇盈科技有限公司 | High-strength premixed concrete production equipment and production process |
| CN114163154A (en) * | 2021-07-23 | 2022-03-11 | 深圳市能源环保有限公司 | Fly ash ceramsite sintered at high temperature and preparation method of concrete using fly ash ceramsite to replace aggregate |
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Application publication date: 20191029 |