CN108529987A - A kind of dregs materials for wall and preparation method thereof - Google Patents
A kind of dregs materials for wall and preparation method thereof Download PDFInfo
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- CN108529987A CN108529987A CN201810496456.XA CN201810496456A CN108529987A CN 108529987 A CN108529987 A CN 108529987A CN 201810496456 A CN201810496456 A CN 201810496456A CN 108529987 A CN108529987 A CN 108529987A
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- Prior art keywords
- dregs
- materials
- wall
- water
- agent
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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
- C04B2111/00017—Aspects relating to the protection of the environment
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- 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
Abstract
The present invention relates to a kind of dregs materials for walls and preparation method thereof, which includes the component of following dosage：200~650kg/m of cement3, 360~750kg/m of dregs3, 580~930kg/m of regenerated coarse aggregate3, 0~580kg/m of recycled fine aggregate3, 1.0~3.5kg/m of ion type liquid soil-solidified-agent3With 0~5kg/m of water-reducing agent3.Pollution on the environment problem during the safety traffic accident and accumulation deposit that are generated in transit this invention removes dregs is avoided and is wasted to appropriation of land；The dregs materials for wall mixture of the present invention has certain fluidity, and, it can be achieved that cast in situs is vibrated, plastic forming, reduction production equipment are put into, it has wide range of applications, in addition to being used in building, the profiled members such as sculpture, aesthetic profile can be also produced, improve added value of product；Materials for wall intensity height, the durability of the present invention is good, is suitable for masonry project load-carrying members or non bearing structure；And simple production process, dimensional standard, shape are complete, have preferable economic benefit and social benefit.
Description
Technical field
The present invention relates to building material technical fields, and in particular to a kind of dregs materials for wall and preparation method thereof.
Background technology
With the quickening of urbanization process paces, urban construction is also constantly upgrading, architecture sediment as urban construction with
The inevitable outcome of development, generates and discharge quantity is also in rapid growth, and wherein architecture sediment just occupies sizable ratio, accounts for about
The 30%~40% of building waste total amount.According to certain department of municipal administration of city incomplete statistics, only whole year in 2016, which generates all kinds of works
Journey dregs is 18,000,000 tons total.However, the processing mode of engineering dregs is mostly to store up, based on roadbed backfill at present, eliminate-incorporate-land
It is gradually increased away from urban district distance, transport battle line constantly elongates, a large amount of contradictions generated between eliminate-incorporate-land receiving ability of dregs
It becomes increasingly conspicuous；Dregs resource utilization is extremely low；The persistent ailments such as traffic accident, dust pollution caused by dregs transportation, increasingly
As the problem of city management department.
The materials for wall prepared in the prior art needs high-temperature calcination, and waste of energy, production equipment is complicated, and after preparation
The cured molding of materials for wall, application range are limited.
Invention content
The object of the present invention is to provide a kind of novel dregs materials for walls and preparation method thereof, solve in the prior art
Dregs materials for wall has prepared the problem that molding causes application range limited.
The technical proposal for solving the technical problem of the invention is：A kind of dregs materials for wall, including following dosage
Component：200~650kg/m of cement3, 360~750kg/m of dregs3, 580~930kg/m of regenerated coarse aggregate3, recycled fine aggregate 0~
580kg/m3, 1.0~3.5kg/m of ion type liquid soil-solidified-agent3With 0~5kg/m of water-reducing agent3。
In the dregs materials for wall of the present invention, include the component of following dosage：350~480kg/m of cement3, dregs 480
~600kg/m3, 680~850kg/m of regenerated coarse aggregate3, 100~450kg/m of recycled fine aggregate3, ion type liquid soil solidification
2.0~3.0kg/m of agent3With 1~3.5kg/m of water-reducing agent3。
In the dregs materials for wall of the present invention, the dregs is generated from large and medium-sized municipal works earth excavation
Spoir caused by the pure land and New Buildings earth excavation.
In the dregs materials for wall of the present invention, the regenerated coarse aggregate and the recycled fine aggregate are given up by building solid
Gurry obtains after broken, screening working process.
In the dregs materials for wall of the present invention, the grain size of the regenerated coarse aggregate is 5mm~10mm, the thin bone of regeneration
The grain size of material is 0mm~5mm.
In the dregs materials for wall of the present invention, the water-reducing agent is to contain Na+Ion and/or K+The inorganic salts of ion.
In the dregs materials for wall of the present invention, the inorganic salts are selected from sodium tripolyphosphate, sodium metasilicate, potassium silicate, carbonic acid
At least one of sodium, calgon, hexa metaphosphoric acid potassium.
The present invention also provides a kind of preparation methods of above-mentioned dregs materials for wall, including：First by the cement, dregs,
Regenerated coarse aggregate, recycled fine aggregate and water-reducing agent are mixed according to consumption proportion, add water and ion type liquid soil-solidified-agent
It is uniformly mixing to obtain mixture according to consumption proportion.
In the preparation process in accordance with the present invention, it is 50~160mm that obtained mixture, which has mobility, the slump,.
In the preparation process in accordance with the present invention, the preparation method further includes：Mixture is poured into Plastic Forming of vibrating, and certainly
So maintenance, compression strength is up to 5~30Mpa.
The dregs materials for wall and preparation method thereof for implementing the present invention, has the advantages that：(1) present invention uses slag
Soil eliminates the safety traffic accident and heap that dregs generates in transit as one of novel slag soil materials for wall raw materials for production
Pollution on the environment problem during accumulation is put is avoided and is wasted to appropriation of land；(2) present invention is inorganic by cement
Curing and soil-solidified-agent ionic curing technology improve the hydrophily of dregs, and it is molding closely knit to improve regeneration baking-free brick
Degree increases intensity, improves water stability, and the technique for cancelling high-temperature calcination is energy saving, saves the time, improves regeneration baking-free brick
Production efficiency；(3) dregs materials for wall mixture of the invention have certain fluidity, it can be achieved that cast in situs is vibrated plasticity
Molding reduces production equipment input, has wide range of applications, in addition to being used in building, can also produce the opposite sex such as sculpture, aesthetic profile
Component improves added value of product；(4) materials for wall intensity of the invention is high, durability is good, is suitable for masonry project load-carrying members
Or non bearing structure；And simple production process, dimensional standard, shape are complete, have preferable economic benefit and social benefit.
Specific implementation mode
With reference to embodiment, the dregs materials for wall and preparation method thereof of the present invention is described further：
The present invention proposes that a kind of novel slag soil materials for wall, the novel slag cob wall body material resourcesization recycle dregs etc. to build
The problems such as building refuse achievees the purpose that minimizing, recycling, avoids environmental pollution, novel slag soil materials for wall properties refer to
Mark meets standard requirement, is not required to high-temperature calcination, does not need high pressure compacting, and preparation method is simple for process.
The present invention relates to a kind of dregs materials for walls, and it includes the components of following dosage：200~650kg/m of cement3, slag
360~750kg/m of soil3, 580~930kg/m of regenerated coarse aggregate3, 0~580kg/m of recycled fine aggregate3, ion type liquid soil it is solid
1.0~3.5kg/m of agent3With 0~5kg/m of water-reducing agent3.Namely every cubic metre of dregs materials for wall includes 200~
650kg cement, 360~750kg dregs, 580~930kg regenerated coarse aggregates, 0~580kg recycled fine aggregates, 1.0~3.5kg from
Subtype liquid soil-solidified-agent and 0~5kg water-reducing agents.
Preferably, dregs materials for wall includes the component of following dosage：350~480kg/m of cement3, dregs 480~
600kg/m3, 680~850kg/m of regenerated coarse aggregate3, 100~450kg/m of recycled fine aggregate3, ion type liquid soil-solidified-agent
2.0~3.0kg/m3With 1~3.5kg/m of water-reducing agent3.Namely every cubic metre of dregs materials for wall includes 350~480kg
Cement, 480~600kg dregs, 680~850kg regenerated coarse aggregates, 100~450kg recycled fine aggregates, 2.0~3.0kg ions
Type liquid soil-solidified-agent and 1~3.5kg water-reducing agents.
Wherein, the pure land and the New Buildings earthwork that dregs is generated from large and medium-sized municipal works earth excavation are opened
Spoir caused by digging.
Regenerated coarse aggregate and recycled fine aggregate are obtained after broken, screening working process by building solid castoff.
The grain size of regenerated coarse aggregate is 5mm~10mm, and the grain size of recycled fine aggregate is 0mm~5mm, regenerated coarse aggregate and recycled fine aggregate
For playing the role of skeletal support.
Ion type liquid soil-solidified-agent reduces the water film thickness of soil particle for changing soil particle surface electrical behavior,
The adsorption capacity between soil is improved, water stability is improved.
Water-reducing agent is to contain Na+、K+The inorganic salts of ion, such as sodium tripolyphosphate, sodium metasilicate, potassium silicate, sodium carbonate, six
Sodium metaphosphate, hexa metaphosphoric acid potassium etc. reduce hydrated sheath molecule by the cation such as Ca2+, Mg2+ in Na+, K+ ion exchange dregs
Number increases free water content to release extra absorption water.
The invention further relates to a kind of preparation methods of above-mentioned dregs materials for wall, including：Cement, dregs, regeneration is thick
The raw materials such as aggregate, recycled fine aggregate, water-reducing agent, ion type liquid soil-solidified-agent and water are stirred evenly according to consumption proportion
To mixture.
Wherein, the dosage of above-mentioned raw materials and water is as follows：200~650kg/m of cement3, 360~750kg/m of dregs3, regeneration it is thick
580~930kg/m of aggregate3, 0~580kg/m of recycled fine aggregate3, 0~5kg/m of water-reducing agent3, ion type liquid soil-solidified-agent
1.0~3.5kg/m3With 260~370kg/m of water3.Raw material dosage is when namely referring to every cubic metre of dregs materials for wall preparation
200~650kg cement, 360~750kg dregs, 580~930kg regenerated coarse aggregates, 0~580kg recycled fine aggregates, 0~5kg
Water-reducing agent, 1.0~3.5kg ion type liquids soil-solidified-agent and 260~370kg water.Preferably, the materials of raw material and water are such as
Under：350~480kg/m of cement3, 480~600kg/m of dregs3, 680~850kg/m of regenerated coarse aggregate3, recycled fine aggregate 100~
450kg/m3, 1~3.5kg/m of water-reducing agent3, 2.0~3.0kg/m of ion type liquid soil-solidified-agent3With 300~350kg/m of water3。
Raw material dosage is 350~480kg cement, 480~600kg dregs, 680 when prepared by namely every cubic metre of dregs materials for wall
~850kg regenerated coarse aggregates, 100~450kg recycled fine aggregates, 1~3.5kg water-reducing agents, 2.0~3.0kg ion type liquid soil
Earth curing agent and 300~350kg water.
It is 50~160mm that the mixture, which has mobility, the slump,.Mixture is poured into Plastic Forming of vibrating, and natural
Maintenance, compression strength is up to 5~30Mpa.Regeneration baking-free brick unit weight after dregs materials for wall forming is less than 2100kg/
m3, intensity requirement and endurance quality requirement can be met, be suitable for masonry project load-bearing or non-bearing part；It is prepared using dregs,
It realizes the recycling of building waste, minimizing, innoxious, builds a resource-conserving society.
The present invention, as one of novel slag soil materials for wall raw materials for production, is eliminated dregs and produced in transit using dregs
Pollution on the environment problem during raw safety traffic accident and accumulation deposit is avoided and is wasted to appropriation of land；
(2) present invention improves the hydrophily of dregs by the inorganic solidified method of cement and soil-solidified-agent ionic curing technology, improves
The molding compactness of regeneration baking-free brick increases intensity, improves water stability, and the technique for cancelling high-temperature calcination is energy saving, saves
Time improves the production efficiency of regeneration baking-free brick；(3) dregs materials for wall mixture of the invention has certain fluidity, can
It realizes that cast in situs is vibrated plastic forming, reduces production equipment input, have wide range of applications, in addition to being used in building, can also give birth to
The profiled members such as sculpture, aesthetic profile are produced, added value of product is improved；(4) materials for wall intensity of the invention is high, durability is good,
Suitable for masonry project load-carrying members or non bearing structure；And simple production process, dimensional standard, shape are complete, have preferable
Economic benefit and social benefit.
The present invention is more specifically described in detail with reference to specific embodiment, but embodiments of the present invention are unlimited
In this.
Cement：52.5 portland cements of PO.
Dregs：Engineering spoir.
Regenerated coarse aggregate：5~10mm of grain size, property indices meet JGJ/T 240《Recycled aggregate application technology is advised
Journey》Current standard requirement.
Recycled fine aggregate：0~5mm of grain size, property indices meet JGJ/T 240《Recycled aggregate application technology regulation》
Current standard requirement.
Water：Tap water.
Curing agent：Ion type liquid soil-solidified-agent.
Water-reducing agent A：Sodium metasilicate.
Water-reducing agent B：Potassium silicate.
(1) embodiment 1-10 material fiting ratios are shown in Table 1.
Table 1：
(2) raw material is weighed according to said ratio, is stirred 30s~60s in solid original input blender, after mixing
Water and curing agent needed for being added continue to stir 2min, batch mixing homogeneous mixture.
(3) it after mold is added in mixture, is placed on plain bumper and is molded, last natural curing.
Detection performance index：Its presentation quality, 7d compression strength, 28d pressure resistances are tested after the slump of mixture, forming
Degree, the results are shown in Table 2.
2 dregs materials for wall performance indicator testing result of table
As shown in Table 2, the dregs materials for wall strength grade prepared using 1-10 of the embodiment of the present invention reach MU7.5,
MU10、MU15、MU20.Embodiment has some strength when 1-10 regeneration baking-free brick 7d ages, and hardened forming speed is fast.
It should be understood that for those of ordinary skills, it can be modified or changed according to the above description,
Within all these improvement or transformation should all belong to the protection domain of appended claims of the present invention.
Claims (10)
1. a kind of dregs materials for wall, which is characterized in that include the component of following dosage：200~650kg/m of cement3, dregs 360
~750kg/m3, 580~930kg/m of regenerated coarse aggregate3, 0~580kg/m of recycled fine aggregate3, ion type liquid soil-solidified-agent
1.0~3.5kg/m3With 0~5kg/m of water-reducing agent3。
2. dregs materials for wall according to claim 1, which is characterized in that include the component of following dosage：Cement 350~
480kg/m3, 480~600kg/m of dregs3, 680~850kg/m of regenerated coarse aggregate3, 100~450kg/m of recycled fine aggregate3, from
2.0~3.0kg/m of subtype liquid soil-solidified-agent3With 1~3.5kg/m of water-reducing agent3。
3. dregs materials for wall according to claim 1 or 2, which is characterized in that the dregs derives from large and medium-sized municipal administration
Spoir caused by the engineering excavation earthwork and the pure land and New Buildings earth excavation that generate.
4. dregs materials for wall according to claim 1 or 2, which is characterized in that the regenerated coarse aggregate and the regeneration
Fine aggregate is obtained after broken, screening working process by building solid castoff.
5. dregs materials for wall according to claim 4, which is characterized in that the grain size of the regenerated coarse aggregate be 5mm~
The grain size of 10mm, the recycled fine aggregate are 0mm~5mm.
6. dregs materials for wall according to claim 1 or 2, which is characterized in that the water-reducing agent is to contain Na+Ion and/
Or K+The inorganic salts of ion.
7. dregs materials for wall according to claim 6, which is characterized in that the inorganic salts are selected from sodium tripolyphosphate, silicon
At least one of sour sodium, potassium silicate, sodium carbonate, calgon, hexa metaphosphoric acid potassium.
8. the preparation method of the dregs materials for wall described in a kind of any one of claim 1-7 claims, which is characterized in that packet
It includes：First the cement, dregs, regenerated coarse aggregate, recycled fine aggregate and water-reducing agent are mixed according to consumption proportion, add water and
Ion type liquid soil-solidified-agent is uniformly mixing to obtain mixture according to consumption proportion.
9. preparation method according to claim 8, which is characterized in that obtained mixture has mobility, the slump
For 50~160mm.
10. preparation method according to claim 8, which is characterized in that the preparation method further includes：Mixture is poured
It vibrates Plastic Forming, and natural curing, compression strength is up to 5~30Mpa.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111574178A (en) * | 2020-04-10 | 2020-08-25 | 深圳市宏途建筑有限公司 | Preparation method of baking-free brick from residual soil and residual mud |
| CN114436587A (en) * | 2022-01-19 | 2022-05-06 | 明阳(宁波)环保科技有限公司 | Muck curing agent |
| CN116375416A (en) * | 2023-04-07 | 2023-07-04 | 北京建筑大学 | Mixing proportion design method of engineering residue soil base raw soil material |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111574178A (en) * | 2020-04-10 | 2020-08-25 | 深圳市宏途建筑有限公司 | Preparation method of baking-free brick from residual soil and residual mud |
| CN114436587A (en) * | 2022-01-19 | 2022-05-06 | 明阳(宁波)环保科技有限公司 | Muck curing agent |
| CN116375416A (en) * | 2023-04-07 | 2023-07-04 | 北京建筑大学 | Mixing proportion design method of engineering residue soil base raw soil material |
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