CN107721339A - A kind of method of modifying of mud modifying agent and engineering slurry - Google Patents
A kind of method of modifying of mud modifying agent and engineering slurry Download PDFInfo
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- CN107721339A CN107721339A CN201710943594.3A CN201710943594A CN107721339A CN 107721339 A CN107721339 A CN 107721339A CN 201710943594 A CN201710943594 A CN 201710943594A CN 107721339 A CN107721339 A CN 107721339A
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- Prior art keywords
- mud
- modifying agent
- weight
- parts
- modifying
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- 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
- C04B28/10—Lime cements or magnesium oxide cements
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/14—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B18/00—Use of agglomerated or waste materials or refuse as fillers for mortars, concrete or artificial stone; Treatment of agglomerated or waste materials or refuse, specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B18/04—Waste materials; Refuse
- C04B18/0418—Wet materials, e.g. slurries
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- 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
- C04B18/10—Burned or pyrolised refuse
-
- 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
- C04B18/142—Steelmaking slags, converter slags
-
- 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
- C04B2201/10—Mortars, concrete or artificial stone characterised by specific physical values for the viscosity
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Organic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Structural Engineering (AREA)
- Materials Engineering (AREA)
- Civil Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Combustion & Propulsion (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Water Supply & Treatment (AREA)
- Inorganic Chemistry (AREA)
- Treatment Of Sludge (AREA)
Abstract
The invention provides a kind of mud modifying agent, utilize the activity of a small amount of exciting agent activated slag and mud, and the aqueous binders such as blended cement, lime substitute traditional hydraulic curing materials, in addition mixer slag makes intensity reach the requirement of engineering earth Muddy Bottoms mud soil particle grading.The present invention also provides a kind of method of modifying of engineering slurry, and using the main material as mud modifying agent such as solid waste slag, clinker, production and processing cost is low, and cutting consolidation, to carry water resistance good, is not easy argillization, intensity height, has higher popularizing value.
Description
Technical field
The present invention relates to chemical technology field, more particularly to the method for modifying of a kind of mud modifying agent and engineering slurry.
Background technology
Piling slime water is the suspension liquid for containing a certain amount of fine mud particle in a kind of water, and it has certain viscosity,
Stand for a long time and be also difficult to be layered.In the pile foundation engineering of Urban Building Construction, slime water plays important protection borehole wall effect,
But the processing of unnecessary slime water is always to perplex the problem of engineering construction.
Existing processing mode is that live slime water is transported to countryside soot with groove tank car, allows its natural desiccation.It is this
The original backwardness of processing mode, generates many problems.When it is costly, efficiency is low, when constructing nervous, groove tank car is transported still round the clock
Construction speed requirement can not be met.Second, job site bad environments, slime water, which overflows, to make us being difficult to participate, and construction brigade is often because of mud
Pulp-water leaks into sewer and causes line clogging and by significant fine.In addition, groove tank car is in transit also often because slime water leaks
It is sprinkled upon on the arterial highway of city and pollutes city appearance environment.
It is considered as desirable by the inventor to, there is provided a kind of method of modifying of mud modifying agent and engineering slurry, realize solid wastes recycling profit
With reducing the cost, reduce the waste of non-renewable resources.
The content of the invention
Present invention solves the technical problem that being to provide a kind of method of modifying of mud modifying agent and engineering slurry, realize solid
Useless recycling, reduces the cost, reduces the waste of non-renewable resources.
In view of this, the invention provides a kind of mud modifying agent, prepared by the raw material of following percentage by weight:
Preferably, the clinker is MSW Incineration Plant clinker.
Preferably, the blast-furnace cinder is S95 level granulated blast-furnace slags.
Preferably, the calcium oxide content of the quick lime is more than 80%.
Preferably, the exciting agent is the one or more in sodium metasilicate, sodium aluminate and sodium sulphate.
Preferably, the raw material of following percentage by weight is included:Thickener 0.1-1%.
Accordingly, the present invention also provides a kind of method of modifying of engineering slurry, comprises the following steps:By 35-40 parts by weight
Clinker, 15-25 parts by weight blast-furnace cinder, 12-15 weight parts of quicklime, 25-30 parts by weight silicate cement, 1-2 parts by weight swash
Agent mixing is sent out, obtains mud modifying agent;The mud modifying agent is mixed with dewatered sludge, shelving 12-24 hours, is compacted into
Type, then it is put into curing box and conserves 1-28 days.
Preferably, the mud modifying agent and the weight ratio of dewatered sludge are 8-10:100.
Preferably, the exciting agent is the one or more in sodium metasilicate, sodium aluminate and sodium sulphate.
Preferably, the mud modifying agent also includes 0.1-1 parts by weight of thickening agent.
The invention provides a kind of mud modifying agent and the method for modifying of engineering slurry, comprise the following steps:By 35-40 weights
Measure part clinker, 15-25 parts by weight blast-furnace cinder, 12-15 weight parts of quicklime, 25-30 parts by weight silicate cement, 1-2 weight
Part exciting agent, the mixing of 1 parts by weight of thickening agent, obtain mud modifying agent;The mud modifying agent is mixed with dewatered sludge, shelving
12-24 hours, compaction moulding, then it is put into curing box and conserves 1-28 days.Compared with prior art, mud of the invention is modified
Agent, using the activity of a small amount of exciting agent activated slag and mud, the aqueous binders such as cement, lime are remixed to substitute traditional water
Hard solidification material, in addition mixer slag getting up early intensity is reached the requirement of engineering earth Muddy Bottoms mud soil particle grading.This
Invention utilize the main material as mud modifying agent such as solid waste slag, clinker, and it is low to produce and process cost, cut consolidation carry it is resistance to
Water-based energy is good, is not easy argillization, intensity is high, has higher popularizing value.
Embodiment
For a further understanding of the present invention, the preferred embodiment of the invention is described with reference to embodiment, still
It should be appreciated that these descriptions are simply further explanation the features and advantages of the present invention, rather than to the claims in the present invention
Limitation.
The embodiment of the invention discloses a kind of mud modifying agent, is prepared by the raw material of following percentage by weight:
Preferably, the clinker is MSW Incineration Plant clinker.The blast-furnace cinder is granulated for S95 levels
Blast-furnace cinder.The calcium oxide content of the quick lime is more than 80%.The portland cement is P.O 42.5R level silicate cements
Mud.The exciting agent is the one or more in sodium metasilicate, sodium aluminate and sodium sulphate.
Preferably, present invention additionally comprises the raw material of following percentage by weight:Thickener 0.1-1%.Thickener
Viscosity is preferably 100,000 CP.
Preferably, the mud modifying agent is prepared by the raw material of following percentage by weight:
The mud modifying agent of the present invention, using the activity of a small amount of exciting agent activated slag and mud, remixes cement, lime
Traditional hydraulic curing materials are substituted Deng aqueous binder, mixer slag makes getting up early to Muddy Bottoms mud soil particle grading in addition
Intensity can reach the requirement of engineering earth.
For the condition of mud conditioning outward transport standard, the further curing process of mud after machine dehydration and drying, both
Outward transport standard can be reached, and mud is modified, meet water not argillization, the engineering earth that can be backfilled for having some strength again.
Using the mud modifying agent of preparation, the present invention also provides a kind of method of modifying of engineering slurry, comprised the following steps:
By 35-40 parts by weight clinker, 15-25 parts by weight blast-furnace cinder, 12-15 weight parts of quicklime, 25-30 parts by weight silicate water
Mud, the mixing of 1-2 parts by weight exciting agent, obtain mud modifying agent;The mud modifying agent is mixed with dewatered sludge, shelving 12-
24 hours, compaction moulding, then it is put into curing box and conserves 1-28 days.
Preferably, the mud modifying agent also includes 0.1-1 parts by weight of thickening agent.The mud modifying agent is with taking off
The weight ratio of water slurry is 8-10:100.
In the above-mentioned technical solutions, the present invention is dry by plant equipment, decrement by mud of being driven piles to the building in certain building site
Mud after change, a small amount of aqueous binder is added to be mixed to join by equipment by the clinker of the garbage burning factory of certain volume
In mud after reason, its moisture content is further reduced and reach outward transport standard, and and can makes it have certain mechanical strength, can
So that garbage incinerating power plant solid waste and the mud of dehydration decrement desiccation take up an area stacking as resource reutilization, solution mud,
And can digests garbage burning factory clinker, utilizes two kinds of solid wastes recyclings, reduces the cost, reduce the waste of non-renewable resources,
Kill two birds with one stone.
For a further understanding of the present invention, technical scheme provided by the invention is carried out specifically with reference to embodiment
Bright, protection scope of the present invention is not limited by the following examples.
The raw material and chemical reagent that the embodiment of the present invention uses are purchased in market.
Embodiment 1
The preparation of mud modifying agent:
Weigh garbage burning factory clinker, S95 granulated blast-furnace slags, CL90 quick limes, P.O.42.5R normal silicate water
Mud, exciting agent, its percentage by weight are respectively 40%, 20%, 13%, 25%, 2%, the raw material of said ratio are mixed, then
It is put into baking oven 60 DEG C to dry 4 hours, obtains mud modifying agent.
The preparation of the pretreated mud conditioned soil of mud:
Weigh the mud after the decrement desiccation of the above-mentioned mud modifying agent powder 5Kg being prepared and water content 80%
50kg, pour into mixer mix it is well mixed after, shelving 24 hours, prepare test specimen, compaction moulding, supported in curing box
Shield 28 days.
Embodiment 2
The preparation of mud modifying agent:
Weigh garbage burning factory clinker, S95 granulated blast-furnace slags, CL90 quick limes, P.O.42.5R normal silicate water
Mud, exciting agent, its percentage by weight of thickener are respectively 35%, and 24%, 12%, 27%, 1%, 1% by the raw material of said ratio
Mixing, it is then placed in baking oven 60 DEG C and dries 4 hours, that is, obtain modifying agent powder.
The preparation of the pretreated mud conditioned soil of mud:
Weigh the mud after the decrement desiccation of the above-mentioned mud modifying agent agent powder 6Kg being prepared and water content 90%
50kg, pour into mixer mix it is well mixed after, shelving 12 hours, prepare test specimen, compaction moulding, supported in curing box
Shield 10 days.
Embodiment 3
The preparation of mud modifying agent:
Weigh garbage burning factory clinker, S95 granulated blast-furnace slags, CL90 quick limes, P.O.42.5R normal silicate water
Its percentage by weight of mud, sodium metasilicate, exciting agent is respectively 37%, 20%, 15%, 25%, 3% to mix the raw material of said ratio
Close, be then placed in baking oven 60 DEG C and dry 4 hours, that is, obtain modifying agent powder.
The preparation of the pretreated mud conditioned soil of mud:
Weigh the mud after the decrement desiccation of the above-mentioned mud modifying agent agent powder 4Kg being prepared and water content 75%
50kg, pour into mixer mix it is well mixed after, shelving, prepare test specimen, compaction moulding, conserved in curing box.
Mud modifying agent raw material composition unit prepared by the embodiment of the present invention of table 1:Percentage by weight (%)
The performance test results of the mud Modified soil of 2 different embodiments of table
As seen from the above table, mud moisture content is lower, and test specimen compactness is higher, and its every mechanical performance index is higher.3 groups of mud
Modified soil is starched when conserving 28 days, unconfined compressive strength is both greater than 600KPa, and cohesive strength is both greater than 40KPa, interior friction
Angle is more than 20 °, it can be seen that the silt soil after improvement solidification meets the requirement of the engineering backfill of placement grinding.
The explanation of above example is only intended to help the method and its core concept for understanding the present invention.It should be pointed out that pair
For those skilled in the art, under the premise without departing from the principles of the invention, the present invention can also be carried out
Some improvement and modification, these are improved and modification is also fallen into the protection domain of the claims in the present invention.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or using the present invention.
A variety of modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The most wide scope caused.
Claims (10)
1. a kind of mud modifying agent, it is characterised in that prepared by the raw material of following percentage by weight:
2. mud modifying agent according to claim 1, it is characterised in that the clinker is MSW Incineration Plant stove
Slag.
3. mud modifying agent according to claim 1, it is characterised in that the blast-furnace cinder is S95 level granulated blast-furnace ore deposits
Slag.
4. mud modifying agent according to claim 1, it is characterised in that the calcium oxide content of the quick lime 80% with
On.
5. mud modifying agent according to claim 1, it is characterised in that the exciting agent is sodium metasilicate, sodium aluminate and sulphur
One or more in sour sodium.
6. mud modifying agent according to claim 1, it is characterised in that also include the raw material of following percentage by weight:
Thickener 0.1-1%.
7. a kind of method of modifying of engineering slurry, it is characterised in that comprise the following steps:
By 35-40 parts by weight clinker, 15-25 parts by weight blast-furnace cinder, 12-15 weight parts of quicklime, 25-30 parts by weight silicate
Cement, the mixing of 1-2 parts by weight exciting agent, obtain mud modifying agent;
The mud modifying agent is mixed with dewatered sludge, shelving 12-24 hours, compaction moulding, be then put into curing box and support
Shield 1-28 days.
8. method of modifying according to claim 7, it is characterised in that the mud modifying agent and the weight ratio of dewatered sludge
For 8-10:100.
9. method of modifying according to claim 7, it is characterised in that the exciting agent is sodium metasilicate, sodium aluminate and sulfuric acid
One or more in sodium.
10. method of modifying according to claim 7, it is characterised in that the mud modifying agent also includes 0.1-1 parts by weight
Thickener.
Priority Applications (1)
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CN201710943594.3A CN107721339A (en) | 2017-10-11 | 2017-10-11 | A kind of method of modifying of mud modifying agent and engineering slurry |
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CN201710943594.3A CN107721339A (en) | 2017-10-11 | 2017-10-11 | A kind of method of modifying of mud modifying agent and engineering slurry |
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CN201710943594.3A Pending CN107721339A (en) | 2017-10-11 | 2017-10-11 | A kind of method of modifying of mud modifying agent and engineering slurry |
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Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101081718A (en) * | 2006-05-31 | 2007-12-05 | 北京中永基固化剂科技发展有限公司 | Sludge curing agent and application thereof |
CN102173693A (en) * | 2011-03-25 | 2011-09-07 | 湖南宏禹水利水电岩土工程有限公司 | Clay slurry curing agent |
CN105271630A (en) * | 2015-09-24 | 2016-01-27 | 葛洲坝中固科技股份有限公司 | Energy-saving and environment-protection sludge modified material and preparation method thereof |
-
2017
- 2017-10-11 CN CN201710943594.3A patent/CN107721339A/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101081718A (en) * | 2006-05-31 | 2007-12-05 | 北京中永基固化剂科技发展有限公司 | Sludge curing agent and application thereof |
CN102173693A (en) * | 2011-03-25 | 2011-09-07 | 湖南宏禹水利水电岩土工程有限公司 | Clay slurry curing agent |
CN105271630A (en) * | 2015-09-24 | 2016-01-27 | 葛洲坝中固科技股份有限公司 | Energy-saving and environment-protection sludge modified material and preparation method thereof |
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Application publication date: 20180223 |