CN106830792A - Concrete mixed with useless brick and regeneration coarse aggregate and preparation method thereof - Google Patents
Concrete mixed with useless brick and regeneration coarse aggregate and preparation method thereof Download PDFInfo
- Publication number
- CN106830792A CN106830792A CN201710036727.9A CN201710036727A CN106830792A CN 106830792 A CN106830792 A CN 106830792A CN 201710036727 A CN201710036727 A CN 201710036727A CN 106830792 A CN106830792 A CN 106830792A
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- coarse aggregate
- concrete
- particle diameter
- regeneration coarse
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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
- C04B28/006—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 mineral polymers, e.g. geopolymers of the Davidovits type
-
- 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
Abstract
The present invention relates to building field, and in particular to a kind of mixed with useless brick and the concrete of regeneration coarse aggregate, it is characterized in that：It is made up of following raw material by following weight parts:1.2 2.5 parts of 1 1.6 parts of Binder Materials, 1 1.7 parts of fine aggregate and regeneration coarse aggregate.Concrete of the invention greatly reduces the resource consumption during architecture construction, realizes the treatment of building waste, alleviates environmental pressure.
Description
Technical field
The present invention relates to building field, be specifically related to a kind of concrete mixed with useless brick and regeneration coarse aggregate and its
Preparation method.
Background technology
With the fast development of construction market, building waste gradually causes our attention.Building waste is to refer mainly to brick
Watt, the engineering discarded object such as concrete.China is in extensive capital construction period at a high speed, in recent years China's housing construction
Area and completed floor space increase year by year, and the construction area of building construction in 2011 is up to up to 91.88 hundred million squares of wood, completed floor space
21.98 hundred million square metres, 2009 to the 2011 annual completed floor spaces of building construction more than 2,000,000,000 square metres, city in addition
The annual old building removed of transformation is up to 400,000,000 square metres.As can be seen here, the shared proportion in urban construction of building waste by
Year increases.The building waste produced during so large-scale building is removed this how to process be that emphasis of concern is asked
Topic.
Current China is mainly backfill to the processing mode of building waste and stacks, and the ratio that its resource is recycled is not
Foot 1%.A large amount of landfills of building waste and heap environment of being rivals in a contest cause serious influence.One is to occupy damage to land, is exacerbated
Shortage of land resource；Two is pollution environment, air, soil and water body is polluted, to nearby residents and the ring in whole city
Border is safe and healthy to cause a hidden trouble.
The content of the invention
In order to solve the above problems, the purpose of the present invention is：There is provided a kind of mixed with the mixed of useless brick and regeneration coarse aggregate
Solidifying soil, so as to greatly reduce the resource consumption during architecture construction, realizes the treatment of building waste, alleviates environment and bears
Load.
The technical scheme is that：Mixed with useless brick and the concrete of regeneration coarse aggregate, it is characterized in that：It is by with
Lower raw material is constituted by following weight parts:Binder Materials 1-1.6 parts, fine aggregate 1-1.7 parts and regeneration coarse aggregate 1.2-2.5
Part.
Described Binder Materials is made up of following raw material by following weight parts:300-600 parts of refuse clay brick powder, high-calcium powder
Coal ash 500-600 parts, nanoclay 5-20 parts, borax 3-7 parts, water reducer 8-30 parts, water 500-1260 parts.
Described refuse clay brick powder is to be sieved to be obtained by crusher in crushing, screening plant by refuse clay brick, and its particle diameter is
0.08~0.4mm, high-calcium fly ass be containing calcium oxide more than 15%；Nanoclay particle diameter is 30~200nm.
Described water reducer is made up of following raw material by following weight parts:25 parts of acetone, 18 parts of calcium lignosulfonate, urine
4 parts of 9 parts of element, 3 parts of formaldehyde, 6 parts of shale ashes, 2 parts of sodium hydrogensulfite, 3 parts of melamine and phenol.
Described fine aggregate is sand of the particle diameter in below 4.75mm.
Described regeneration coarse aggregate is sieved by crusher in crushing, screening plant and is obtained by barren rock, concrete block, its
Particle diameter 5-31.5mm.
Mixed with useless brick and the preparation method of the concrete of regeneration coarse aggregate, it is characterized in that：Its step is：
1) refuse clay brick of the building rubbish of dismounting and the block of barren rock, concrete are separated；
2) refuse clay brick being sieved by crusher in crushing, screening plant and refuse clay brick powder is obtained, its particle diameter is 0.08~
0.4mm；
3) barren rock, concrete block are sieved by crusher in crushing, screening plant and regeneration coarse aggregate, its particle diameter is obtained
0.5-31.5m；
4) take step 2) 300-600 parts of refuse clay brick powder with high-calcium fly ass 500-600 parts, nanoclay 5-20 parts,
Borax 3-7 parts, water reducer 8-30 parts and water 500-1260 parts stirring is mixed to get Binder Materials；
5) step 3) 1.2-2.5 parts of regeneration coarse aggregate and step 4) Binder Materials 1-1.6 parts and fine aggregate 1-1.7
Part mixing.
Described regeneration coarse aggregate is divided into：I regenerations coarse aggregate and II regeneration coarse aggregate；Wherein, I regeneration
It is 15-31.5mm using the particle diameter of coarse aggregate；The particle diameter of II regeneration coarse aggregate is 5-15mm；
The preparation of regeneration coarse aggregate is comprised the concrete steps that：
Step 1) barren rock, concrete block is just broken by I disintegrating machines, remove soil and light impurities；
Step 2) will just it is broken after barren rock, concrete block through deironing apparatus remove irony composition；
Step 3) remove the barren rock of irony composition, the particle diameter of concrete powder sends into II disintegrating machine more than 31.5mm carries out wheat-middlings again
It is broken；Entrance I screening plant of the particle diameter less than or equal to 31.5mm is sieved, and it is thick that particle diameter is I regenerations more than or equal to 15mm
Aggregate；Particle diameter is sieved less than 15mm into II screening plant, and particle diameter is II regeneration coarse aggregate more than or equal to 5mm；Grain
The namely regenerated utilization fine aggregates of the small 5mm in footpath.
Described I disintegrating machines, II disintegrating machine, I screening plants, II screening plant are provided with dust pelletizing system；Described I sieves
Subset and II screening plant are screening machine；Deironing apparatus are magnetic separator；Described dust pelletizing system is sack cleaner.
It is an advantage of the invention that：Concrete of the invention by using useless brick and regeneration coarse aggregate, so as to subtract significantly
Lack the resource consumption during architecture construction, realized the treatment of building waste, alleviate environmental pressure.The present invention is using useless
The Binder Materials of clay brick powder, has fully accomplished environmental protection, energy-conservation；High-calcium fly ass self-hardening property is utilized simultaneously, and is received by addition
Rice clay and borax improve hardenite intensity, density and workability.Water reducer of the present invention is bright to concrete enhancing effect
Aobvious, little loss of slump, low temperature nodeless mesh phenomenon.The application of regeneration coarse aggregate so that building waste processes accommodation
Width, more environmentally friendly, while regeneration coarse aggregate is in preparation process, the regeneration fine aggregate for screening out can also be by place
Reason does filling materials for wall body, carried out in the case that wall bears vertical load sufficient resource reclaim recycling meeting.
The present invention is described in further details below by Figure of description and specific embodiment, but not as to this hair
Bright restriction.
Brief description of the drawings
Fig. 1 is the process chart of regeneration coarse aggregate of the present invention.
Specific embodiment
Embodiment 1
Mixed with useless brick and the concrete of regeneration coarse aggregate, it is made up of following raw material by following weight parts:Gelling
1.2 parts of 1 part of material, 1 part of fine aggregate and regeneration coarse aggregate；
Described Binder Materials is made up of following raw material by following weight parts:300 parts of refuse clay brick powder, high-calcium fly ass
500 parts, 5 parts of nanoclay, 3 parts of borax, 8 parts of water reducer, 500 parts of water.Described refuse clay brick powder is passed through by refuse clay brick
Crusher in crushing, screening plant screening be obtained, its particle diameter be 0.08~0.4mm, high-calcium fly ass be containing calcium oxide 15% with
On；Nanoclay particle diameter is 30nm.
Embodiment 2
Mixed with useless brick and the concrete of regeneration coarse aggregate, it is made up of following raw material by following weight parts:Gelling
2 parts of 1.2 parts of material, 1.3 parts of fine aggregate and regeneration coarse aggregate；
Described Binder Materials is made up of following raw material by following weight parts:500 parts of refuse clay brick powder, high-calcium fly ass
550 parts, 15 parts of nanoclay, 5 parts of borax, 20 parts of water reducer, 1000 parts of water.Described refuse clay brick powder is led to by refuse clay brick
Cross crusher in crushing, screening plant screening to be obtained, its particle diameter is 0.08~0.4mm, particle diameter at this moment beneficial to mortar workability,
The excessive or too small workability for being all unfavorable for mortar；High-calcium fly ass be containing calcium oxide more than 15%；Nanoclay particle diameter is
80nm。
Embodiment 3
Mixed with useless brick and the concrete of regeneration coarse aggregate, it is made up of following raw material by following weight parts:Gelling
2.5 parts of 1.6 parts of material, 1.7 parts of fine aggregate and regeneration coarse aggregate；
Described Binder Materials is made up of following raw material by following weight parts:600 parts of refuse clay brick powder, high-calcium fly ass
600 parts, 20 parts of nanoclay, 7 parts of borax, 30 parts of water reducer, 1260 parts of water.Described refuse clay brick powder is led to by refuse clay brick
Cross crusher in crushing, screening plant screening to be obtained, its particle diameter is 0.08~0.4mm, and high-calcium fly ass is 15% containing calcium oxide
More than；Nanoclay particle diameter is 200nm.
Embodiment 4
On the basis of embodiment 1, described water reducer is made up of following raw material by following weight parts:25 parts of acetone,
18 parts of calcium lignosulfonate, 9 parts of urea, 3 parts of formaldehyde, 6 parts of shale ashes, 2 parts of sodium hydrogensulfite, 3 parts of melamine and phenol 4
Part.Described fine aggregate is sand of the particle diameter in below 4.75mm.Described regeneration coarse aggregate is passed through by barren rock, concrete block
Crusher in crushing, screening plant screening are obtained, its particle diameter 5-31.5mm.
Mixed with useless brick and the preparation method of the concrete of regeneration coarse aggregate, its step is：
1) refuse clay brick of the building rubbish of dismounting and the block of barren rock, concrete are separated；
2) refuse clay brick being sieved by crusher in crushing, screening plant and refuse clay brick powder is obtained, its particle diameter is 0.08~
0.4mm；
3) barren rock, concrete block are sieved by crusher in crushing, screening plant and regeneration coarse aggregate is obtained；
4) take step 2) 300 parts of refuse clay brick powder and 500 parts of high-calcium fly ass, 5 parts of nanoclay, 3 parts of borax, diminishing
8 parts of agent and 500 parts of stirrings of water are mixed to get Binder Materials；
5) step 3) 1.2 parts of regeneration coarse aggregate and step 4) 1 part of 1 part of Binder Materials and fine aggregate mix.
Described regeneration coarse aggregate is divided into：I regenerations coarse aggregate and II regeneration coarse aggregate；Wherein, I regeneration
It is 15-31.5mm using the particle diameter of coarse aggregate；The particle diameter of II regeneration coarse aggregate is 5-15mm；I regenerations coarse aggregate and
II regeneration coarse aggregate when in use, can be selected according to actual conditions, be also how used in mixed way.
As shown in figure 1, the preparation of regeneration coarse aggregate is comprised the concrete steps that：
Step 1) barren rock, concrete block is just broken by I disintegrating machines, remove soil and light impurities；
Step 2) will just it is broken after barren rock, concrete block through deironing apparatus remove irony composition；
Step 3) remove the barren rock of irony composition, the particle diameter of concrete powder sends into II disintegrating machine more than 31.5mm carries out wheat-middlings again
It is broken；Entrance I screening plant of the particle diameter less than or equal to 31.5mm is sieved, and it is thick that particle diameter is I regenerations more than or equal to 15mm
Aggregate；Particle diameter is sieved less than 15mm into II screening plant, and particle diameter is II regeneration coarse aggregate more than or equal to 5mm；Grain
The namely regenerated utilization fine aggregates of the small 5mm in footpath；The regeneration fine aggregate for screening out can also do filling materials for wall body by treatment,
Carried out in the case that wall bears vertical load sufficient resource reclaim recycling meeting.
The disintegrating machine and screening plant sieve that refuse clay brick is used are identical with the equipment of regeneration coarse aggregate, broken with I
Machine, II disintegrating machine, I screening plants and II screening plant are provided with dust pelletizing system；Described I screening plants and II screening plant
It is screening machine；Deironing apparatus are magnetic separator；Described dust pelletizing system is sack cleaner.
Embodiment 5
On the basis of embodiment 2, described water reducer is made up of following raw material by following weight parts:25 parts of acetone,
18 parts of calcium lignosulfonate, 9 parts of urea, 3 parts of formaldehyde, 6 parts of shale ashes, 2 parts of sodium hydrogensulfite, 3 parts of melamine and phenol 4
Part.Described fine aggregate is sand of the particle diameter in below 4.75mm.Described regeneration coarse aggregate is passed through by barren rock, concrete block
Crusher in crushing, screening plant screening are obtained, its particle diameter 5-31.5mm.The preparation method and regeneration coarse aggregate of its concrete
Preparation method it is same as Example 4.
Embodiment 6
On the basis of embodiment 3, described water reducer is made up of following raw material by following weight parts:25 parts of acetone,
18 parts of calcium lignosulfonate, 9 parts of urea, 3 parts of formaldehyde, 6 parts of shale ashes, 2 parts of sodium hydrogensulfite, 3 parts of melamine and phenol 4
Part.Described fine aggregate is sand of the particle diameter in below 4.75mm.Described regeneration coarse aggregate is passed through by barren rock, concrete block
Crusher in crushing, screening plant screening are obtained, its particle diameter 5-31.5mm.The preparation method and regeneration coarse aggregate of its concrete
Preparation method it is same as Example 4.
The regenerated coarse aggregate quality of the embodiment of the present invention can reach GB/T 25177-2010《Concrete regenerated coarse aggregate》
In II class above standard, after tested, the concrete slump of the present embodiment is 180mm；7 days intensity is 27MPa；Intensity is within 28 days
38Mpa。
Apply part that example do not describe in detail and structure belongs to the well-known components and common structure or conventional means of the industry, this
In do not describe one by one.
Claims (9)
1. mixed with useless brick and the concrete of regeneration coarse aggregate, it is characterized in that：It is by following weight parts group by following raw material
Into:Binder Materials 1-1.6 parts, fine aggregate 1-1.7 parts and 1.2-2.5 parts of regeneration coarse aggregate.
2. according to claim 1 mixed with useless brick and the concrete of regeneration coarse aggregate, it is characterized in that：Described gelling
Material is made up of following raw material by following weight parts:300-600 parts of refuse clay brick powder, high-calcium fly ass 500-600 parts, nanometer
Clay 5-20 parts, borax 3-7 parts, water reducer 8-30 parts, water 500-1260 parts.
3. according to claim 2 mixed with useless brick and the concrete of regeneration coarse aggregate, it is characterized in that：Described is useless viscous
Cob brick powder is to be sieved to be obtained by crusher in crushing, screening plant by refuse clay brick, and its particle diameter is 0.08~0.4mm, high-calcium powder
Coal ash be containing calcium oxide more than 15%；Nanoclay particle diameter is 30~200nm.
4. according to claim 2 mixed with useless brick and the concrete of regeneration coarse aggregate, it is characterized in that：Described diminishing
Agent is made up of following raw material by following weight parts:25 parts of acetone, 18 parts of calcium lignosulfonate, 9 parts of urea, 3 parts of formaldehyde, shale
4 parts of 6 parts of ash, 2 parts of sodium hydrogensulfite, 3 parts of melamine and phenol.
5. according to claim 1 mixed with useless brick and the concrete of regeneration coarse aggregate, it is characterized in that：Described thin bone
Material is sand of the particle diameter in below 4.75mm.
6. according to claim 1 mixed with useless brick and the concrete of regeneration coarse aggregate, it is characterized in that：Described regeneration
Using coarse aggregate sieved by crusher in crushing, screening plant and be obtained by barren rock, concrete block, its particle diameter 5-31.5mm.
7. mixed with useless brick and the preparation method of the concrete of regeneration coarse aggregate, it is characterized in that：Its step is：
1) refuse clay brick of the building rubbish of dismounting and the block of barren rock, concrete are separated；
2) refuse clay brick being sieved by crusher in crushing, screening plant and refuse clay brick powder is obtained, its particle diameter is 0.08~
0.4mm；
3) barren rock, concrete block are sieved by crusher in crushing, screening plant and regeneration coarse aggregate, its particle diameter 0.5- is obtained
31.5m；
4) take step 2) 300-600 parts of refuse clay brick powder and high-calcium fly ass 500-600 parts, nanoclay 5-20 parts, borax
3-7 parts, water reducer 8-30 parts and water 500-1260 parts stirring is mixed to get Binder Materials；
5) step 3) 1.2-2.5 parts of regeneration coarse aggregate and step 4) Binder Materials 1-1.6 part and fine aggregate 1-1.7 parts it is mixed
Close.
8. according to claim 7 mixed with useless brick and the preparation method of the concrete of regeneration coarse aggregate, it is characterized in that：
Described regeneration coarse aggregate is divided into：I regenerations coarse aggregate and II regeneration coarse aggregate；Wherein, the thick bone of I regenerations
The particle diameter of material is 15-31.5mm；The particle diameter of II regeneration coarse aggregate is 5-15mm；
The preparation of regeneration coarse aggregate is comprised the concrete steps that：
Step 1) barren rock, concrete block is just broken by I disintegrating machines, remove soil and light impurities；
Step 2) will just it is broken after barren rock, concrete block through deironing apparatus remove irony composition；
Step 3) remove the barren rock of irony composition, the particle diameter of concrete powder is sent into II disintegrating machine and is crushed again more than 31.5mm；Grain
Entrance I screening plant of the footpath less than or equal to 31.5mm is sieved, and particle diameter is I regeneration coarse aggregates more than or equal to 15mm；
Particle diameter is sieved less than 15mm into II screening plant, and particle diameter is II regeneration coarse aggregate more than or equal to 5mm；Particle diameter is small
The namely regenerated utilization fine aggregates of 5mm.
9. according to claim 8 mixed with useless brick and the preparation method of the concrete of regeneration coarse aggregate, it is characterized in that：
Described I disintegrating machines, II disintegrating machine, I screening plants, II screening plant are provided with dust pelletizing system；Described I screening plants and
II screening plant is screening machine；Deironing apparatus are magnetic separator；Described dust pelletizing system is sack cleaner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201710036727.9A CN106830792B (en) | 2017-01-18 | 2017-01-18 | Mixed with useless brick and the concrete of regeneration coarse aggregate and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710036727.9A CN106830792B (en) | 2017-01-18 | 2017-01-18 | Mixed with useless brick and the concrete of regeneration coarse aggregate and preparation method thereof |
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| CN106830792A true CN106830792A (en) | 2017-06-13 |
| CN106830792B CN106830792B (en) | 2019-07-16 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107721292A (en) * | 2017-11-30 | 2018-02-23 | 华北水利水电大学 | A kind of high-performance common brick regeneration light aggregate concrete and preparation method thereof |
| CN108439833A (en) * | 2018-05-08 | 2018-08-24 | 江苏金海宁新型建材科技有限公司 | A kind of high-performance low-carbon concrete and preparation method thereof |
| CN110510905A (en) * | 2019-08-29 | 2019-11-29 | 徐州巨龙新材料科技有限公司 | A kind of water-reducing agent for building and preparation method thereof |
| CN111410489A (en) * | 2020-04-26 | 2020-07-14 | 上海兆捷实业发展有限公司 | High-strength self-compacting concrete and preparation method thereof |
| CN112624693A (en) * | 2020-12-21 | 2021-04-09 | 北京联绿技术集团有限公司 | Method for preparing concrete by using waste bricks and tiles |
| CN113024199A (en) * | 2021-03-23 | 2021-06-25 | 广州市长运预拌混凝土有限公司 | Recycled concrete prepared from waste building concrete and preparation method thereof |
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| CN102363575A (en) * | 2011-05-16 | 2012-02-29 | 葛智 | Waste chamotte brick regeneration and utilization method, and concrete doped with waste chamotte brick powder |
| CN102390963A (en) * | 2011-08-19 | 2012-03-28 | 云南华威废弃物资源化有限公司 | Recycled aggregate medium-dry hard concrete prepared by using building waste and preparation method of recycled aggregate medium-dry hard concrete |
| CN103159416A (en) * | 2013-03-27 | 2013-06-19 | 交通运输部科学研究院 | Concrete cementing material, mortar and concrete for buildings, and preparation methods |
| CN104310842A (en) * | 2014-09-30 | 2015-01-28 | 青岛文创科技有限公司 | Building water reduction agent |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102363575A (en) * | 2011-05-16 | 2012-02-29 | 葛智 | Waste chamotte brick regeneration and utilization method, and concrete doped with waste chamotte brick powder |
| CN102390963A (en) * | 2011-08-19 | 2012-03-28 | 云南华威废弃物资源化有限公司 | Recycled aggregate medium-dry hard concrete prepared by using building waste and preparation method of recycled aggregate medium-dry hard concrete |
| CN103159416A (en) * | 2013-03-27 | 2013-06-19 | 交通运输部科学研究院 | Concrete cementing material, mortar and concrete for buildings, and preparation methods |
| CN104310842A (en) * | 2014-09-30 | 2015-01-28 | 青岛文创科技有限公司 | Building water reduction agent |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107721292A (en) * | 2017-11-30 | 2018-02-23 | 华北水利水电大学 | A kind of high-performance common brick regeneration light aggregate concrete and preparation method thereof |
| CN108439833A (en) * | 2018-05-08 | 2018-08-24 | 江苏金海宁新型建材科技有限公司 | A kind of high-performance low-carbon concrete and preparation method thereof |
| CN110510905A (en) * | 2019-08-29 | 2019-11-29 | 徐州巨龙新材料科技有限公司 | A kind of water-reducing agent for building and preparation method thereof |
| CN111410489A (en) * | 2020-04-26 | 2020-07-14 | 上海兆捷实业发展有限公司 | High-strength self-compacting concrete and preparation method thereof |
| CN112624693A (en) * | 2020-12-21 | 2021-04-09 | 北京联绿技术集团有限公司 | Method for preparing concrete by using waste bricks and tiles |
| CN113024199A (en) * | 2021-03-23 | 2021-06-25 | 广州市长运预拌混凝土有限公司 | Recycled concrete prepared from waste building concrete and preparation method thereof |
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| Publication number | Publication date |
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| CN106830792B (en) | 2019-07-16 |
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