CN108298917A - Comprehensively utilize the pumping regeneration concrete and preparation method of solid waste - Google Patents
Comprehensively utilize the pumping regeneration concrete and preparation method of solid waste Download PDFInfo
- Publication number
- CN108298917A CN108298917A CN201810307457.5A CN201810307457A CN108298917A CN 108298917 A CN108298917 A CN 108298917A CN 201810307457 A CN201810307457 A CN 201810307457A CN 108298917 A CN108298917 A CN 108298917A
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- CN
- China
- Prior art keywords
- parts
- regeneration concrete
- cement
- waste
- coarse aggregate
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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
- C04B2111/00034—Physico-chemical characteristics of the mixtures
- C04B2111/00146—Sprayable or pumpable mixtures
-
- 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
Abstract
The invention discloses a kind of the pumping regeneration concretes and preparation method of comprehensive utilization solid waste, including following parts by weight of component：350 1100 parts of building solid castoff regenerated coarse aggregate, 350 1100 parts of natural rubble, 680 760 parts of middle sand, 140 190 parts of ferronickel slag, 280 370 parts of cement, 50 65 parts of interface adhesive, 220 270 parts of water；Said components are mixed, are stirred, pumping regeneration concrete is obtained.The present invention utilizes the physical chemistry and engineering properties of building solid castoff regenerated coarse aggregate, alternative part natural rubble；Chemical composition using the ferronickel slag waste being discharged during lateritic nickel ore extracting metals nickel or dilval and mineral composition, alternative part of cement, while comprehensive ferronickel slag harmlessness and disposal of resources to be discharged during building solid castoff and lateritic nickel ore extracting metals nickel or dilval provides a kind of new approach.
Description
Technical field
The present invention relates to environmental protection, industry is recycled with building solid castoff and engineering construction field, especially
It is related to a kind of the pumping regeneration concrete and preparation method of comprehensive utilization solid waste.
Background technology
With the rapid development of economic construction of China and the increasingly raising of living standards of the people, city generates more and more
Building waste and trade waste, developed country building castoff recovery processing rate up to 80%, and China's construction waste
For the recovery utilization rate of object still less than 5%, the building castoff that China generates every year at present is as high as 400,000,000 tons.In addition, ferronickel slag is
By the waste being discharged during lateritic nickel ore extracting metals nickel or dilval, a kind of granulated slag formed after water quenching.
In recent years, with the gradually expansion of nickel-iron smelting scale, the discharge capacity of ferronickel slag also gradually increases.2015 according to statistics, China
The discharge capacity of ferronickel slag is more than the total emission volumn of the metallurgical slags such as manganese slag, phosphorus slag, accounts for about five points of metallurgical slag total amount close to 100,000,000 tons
One of, compared with other metallurgical slags, ferronickel slag bed drain purge is big, and utilization rate is low, becomes the another hang-up of metallurgical Slag treatment.Disposition
These building castoffs and ferronickel slag waste, landfill method is a kind of more effective method to waste minimizing.At present
China mostly uses landfill stabilization, however landfill does not only take up a large amount of soils, welding, is unfavorable for the recycling profit of waste
With.The sustainable and healthy development for returning building trade and nickel-iron smelting industry brings severe challenge.In consideration of it, the present invention develops one kind
Building castoff and ferronickel slag waste are subjected to the comprehensive method efficiently used.
Invention content
The object of the present invention is to provide a kind of the pumping regeneration concretes and preparation method of comprehensive utilization solid waste.
For achieving the above object, the technical scheme is that：It is a kind of comprehensive utilization solid waste pumping again
Growing concrete, including following parts by weight of component：
350-1100 parts of building solid castoff regenerated coarse aggregate, 350-1100 parts of natural rubble, it is sand 680-760 parts middle,
140-190 parts of ferronickel slag, 280-370 parts of cement, 50-65 parts of interface adhesive, 220-270 parts of water；
The building solid castoff regenerated coarse aggregate is the concrete block of the load-carrying members in building waste, through being crushed
The grain size arrived is the rubble of 9mm-20mm；
The rubble is the granite stones of grain size 9mm-20mm；
The middle grain fineness number modulus is 3.0-2.3, average grain diameter 0.5-0.25mm；
The ferronickel slag is the waste being discharged in dilval smelting process, a kind of granulation stove formed after water quenching
Slag, every physical index should all meet the requirement of two level steel-making slag powder in national standard GB/T 20491-2006；
The cement is 42.5R Portland cements；
The interface bonding agent is Xiang base styrene-butadiene latex, and total solid content (50 ± 2) %, surface tension 35-45mN/m are close
Degree is not less than 1.01g/cm3；
The water is that ordinary student applies flexibly tap water.
Further, the group of the pumping regeneration concrete is divided into：700 parts of building solid castoff coarse aggregate, it is natural broken
500 parts of stone, 720 parts of middle sand, 170 parts of ferronickel slag, 330 parts of cement, 58 parts of interface bonding agent, 240 parts of tap water.
A kind of pumping regeneration concrete preparation method of comprehensive utilization solid waste, weighs the component of following parts by weight：
350-1100 parts of building solid castoff regenerated coarse aggregate, 350-1100 parts of natural rubble, sand 680-760 parts middle, ferronickel slag
140-190 parts, 280-370 parts of cement, 50-65 parts of interface adhesive, 220-270 parts of tap water；
The component weighed is mixed, is stirred, pumping regeneration concrete is obtained.
Further, 700 parts of the building solid castoff coarse aggregate, 500 parts of natural rubble, 720 parts of middle sand, ferronickel slag
170 parts, 330 parts of cement, 58 parts of interface bonding agent, 240 parts of tap water.
Further, the pumping regeneration concrete slump is 120mm, 28d ages under the conditions of standard curing
Test specimen compression strength is 42.68Mpa.
The beneficial effects of the invention are as follows：The pumping regeneration concrete that the present invention prepares, is regenerated using building solid castoff
The physical chemistry and engineering properties of coarse aggregate, alternative part natural rubble；It is closed using lateritic nickel ore extracting metals nickel or ferronickel
The chemical composition for the ferronickel slag waste being discharged during gold and mineral composition, alternative part of cement, while comprehensive is to build
It builds at the ferronickel slag harmlessness being discharged during solid waste and lateritic nickel ore extracting metals nickel or dilval and recycling
It sets and provides a kind of new approach.
Specific implementation mode
The following is a clear and complete description of the technical scheme in the embodiments of the invention.
Embodiment 1
A kind of pumping regeneration concrete of comprehensive utilization solid waste, including following parts by weight of component：
350-1100 parts of building solid castoff regenerated coarse aggregate, 350-1100 parts of natural rubble, it is sand 680-760 parts middle,
140-190 parts of ferronickel slag, 280-370 parts of cement, 50-65 parts of interface adhesive, 220-270 parts of water；
The building solid castoff regenerated coarse aggregate is the concrete block of the load-carrying members in building waste, through being crushed
The grain size arrived is the rubble of 9mm-20mm；
The rubble is the granite stones of grain size 9mm-20mm；
The middle grain fineness number modulus is 3.0-2.3, average grain diameter 0.5-0.25mm；
The ferronickel slag is the waste being discharged in dilval smelting process, a kind of granulation stove formed after water quenching
Slag, every physical index should all meet the requirement of two level steel-making slag powder in national standard GB/T 20491-2006；
The cement is 42.5R Portland cements；
The interface bonding agent is Xiang base styrene-butadiene latex, and total solid content (50 ± 2) %, surface tension 35-45mN/m are close
Degree is not less than 1.01g/cm3；
The water is that ordinary student applies flexibly tap water.
Embodiment 2
A kind of pumping regeneration concrete preparation method of comprehensive utilization solid waste, weighs the component of following parts by weight：
350-1100 parts of building solid castoff regenerated coarse aggregate, 350-1100 parts of natural rubble, sand 680-760 parts middle, ferronickel slag is useless
140-190 parts of gurry, 280-370 parts of cement, 50-65 parts of interface adhesive, 220-270 parts of tap water；
The component weighed is mixed, is stirred, pumping regeneration concrete is obtained.
Embodiment 3
700 parts of the building solid castoff coarse aggregate, 500 parts of natural rubble, 720 parts of middle sand, 170 parts of ferronickel slag, water
330 parts of mud, 58 parts of interface bonding agent, 240 parts of tap water.The regeneration concrete being stirred by this proportioning carries out slump test,
It is 120mm to measure its slump, meets requirement of the engineering construction to pump concrete mobility.28d under the conditions of its standard curing
The test specimen compression strength of age is 42.68Mpa, is less than the upper limit that national regulation requires the highest limit value of normal concrete
60MPa。
The pumping regeneration concrete that the present invention prepares utilizes the physical chemistry and work of building solid castoff regenerated coarse aggregate
Cheng Xingzhi, alternative part natural rubble；Utilize the ferronickel slag being discharged during lateritic nickel ore extracting metals nickel or dilval
The chemical composition of waste and mineral composition, alternative part of cement, while comprehensive is building solid castoff and laterite nickel
The ferronickel slag harmlessness and disposal of resources being discharged during mine extracting metals nickel or dilval provide a kind of new approach.
Described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based on the present invention
In embodiment, every other implementation obtained by those of ordinary skill in the art without making creative efforts
Example, belongs to the scope of the present invention.
Claims (5)
1. a kind of pumping regeneration concrete of comprehensive utilization solid waste, it is characterised in that：Including following parts by weight of component：
350-1100 parts of building solid castoff regenerated coarse aggregate, 350-1100 parts of natural rubble, sand 680-760 parts middle, ferronickel
140-190 parts of slag, 280-370 parts of cement, 50-65 parts of interface adhesive, 220-270 parts of water；
The building solid castoff regenerated coarse aggregate is the concrete block of the load-carrying members in building waste, is obtained through broken
Grain size is the rubble of 9mm-20mm；
The rubble is the granite stones of grain size 9mm-20mm；
The middle grain fineness number modulus is 3.0-2.3, average grain diameter 0.5-0.25mm；
The ferronickel slag is the waste being discharged in dilval smelting process, a kind of granulated slag formed after water quenching, respectively
Item physical index should all meet the requirement of two level steel-making slag powder in national standard GB/T 20491-2006；
The cement is 42.5R Portland cements；
The interface bonding agent is Xiang base styrene-butadiene latex, and total solid content (50 ± 2) %, surface tension 35-45mN/m, density is not
Less than 1.01g/cm3；
The water is that ordinary student applies flexibly tap water.
2. a kind of pumping regeneration concrete preparation method of comprehensive utilization solid waste as described in claim 1, feature
It is：The group of the pumping regeneration concrete is divided into：700 parts of building solid castoff coarse aggregate, 500 parts of natural rubble, middle sand
720 parts, 170 parts of ferronickel slag, 330 parts of cement, 58 parts of interface bonding agent, 240 parts of tap water.
3. a kind of pumping regeneration concrete preparation method of comprehensive utilization solid waste, it is characterised in that：Weigh following weight
The component of part：350-1100 parts of building solid castoff regenerated coarse aggregate, 350-1100 parts of natural rubble, it is sand 680-760 parts middle,
140-190 parts of ferronickel slag, 280-370 parts of cement, 50-65 parts of interface adhesive, 220-270 parts of tap water；
The component weighed is mixed, is stirred, pumping regeneration concrete is obtained.
4. a kind of pumping regeneration concrete preparation method of comprehensive utilization solid waste as claimed in claim 3, feature
It is：700 parts of the building solid castoff coarse aggregate, 500 parts of natural rubble, 720 parts of middle sand, 170 parts of ferronickel slag, cement
330 parts, 58 parts of interface bonding agent, 240 parts of tap water.
5. a kind of pumping regeneration concrete preparation method of comprehensive utilization solid waste as claimed in claim 4, feature
It is：The pumping regeneration concrete slump is 120mm, and the test specimen compression strength of 28d ages is under the conditions of standard curing
42.68Mpa。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810307457.5A CN108298917A (en) | 2018-04-08 | 2018-04-08 | Comprehensively utilize the pumping regeneration concrete and preparation method of solid waste |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810307457.5A CN108298917A (en) | 2018-04-08 | 2018-04-08 | Comprehensively utilize the pumping regeneration concrete and preparation method of solid waste |
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| Publication Number | Publication Date |
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| CN108298917A true CN108298917A (en) | 2018-07-20 |
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| CN201810307457.5A Pending CN108298917A (en) | 2018-04-08 | 2018-04-08 | Comprehensively utilize the pumping regeneration concrete and preparation method of solid waste |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110862247A (en) * | 2019-11-07 | 2020-03-06 | 启东霓辉新材料科技有限公司 | Concrete for producing prefabricated member and preparation method thereof |
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| KR20010069443A (en) * | 2001-03-23 | 2001-07-25 | 박승범 | Manufacturing Methods of Water Purification Concrete Utilizing Industrial By-Products |
| CN102701664A (en) * | 2012-01-13 | 2012-10-03 | 深圳市伟沦建材有限公司 | Recycled aggregate concrete preparation method |
| CN102731037A (en) * | 2012-07-20 | 2012-10-17 | 成都市第六建筑工程公司 | Concrete cushion block |
| CN104591656A (en) * | 2015-02-13 | 2015-05-06 | 福建江夏学院 | Low-drying shrinkage high-performance recycled concrete |
| CN104628344A (en) * | 2015-02-13 | 2015-05-20 | 福建江夏学院 | Low-autogenous shrinkage and high-performance recycled concrete |
| CN105645895A (en) * | 2016-01-11 | 2016-06-08 | 淮海工学院 | Ferronickel slag ultrahigh-strength concrete and preparation method thereof |
-
2018
- 2018-04-08 CN CN201810307457.5A patent/CN108298917A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20010069443A (en) * | 2001-03-23 | 2001-07-25 | 박승범 | Manufacturing Methods of Water Purification Concrete Utilizing Industrial By-Products |
| CN102701664A (en) * | 2012-01-13 | 2012-10-03 | 深圳市伟沦建材有限公司 | Recycled aggregate concrete preparation method |
| CN102731037A (en) * | 2012-07-20 | 2012-10-17 | 成都市第六建筑工程公司 | Concrete cushion block |
| CN104591656A (en) * | 2015-02-13 | 2015-05-06 | 福建江夏学院 | Low-drying shrinkage high-performance recycled concrete |
| CN104628344A (en) * | 2015-02-13 | 2015-05-20 | 福建江夏学院 | Low-autogenous shrinkage and high-performance recycled concrete |
| CN105645895A (en) * | 2016-01-11 | 2016-06-08 | 淮海工学院 | Ferronickel slag ultrahigh-strength concrete and preparation method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110862247A (en) * | 2019-11-07 | 2020-03-06 | 启东霓辉新材料科技有限公司 | Concrete for producing prefabricated member and preparation method thereof |
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Application publication date: 20180720 |