CN106495516B - Recycled aggregate pre-processing device - Google Patents

Recycled aggregate pre-processing device Download PDF

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Publication number
CN106495516B
CN106495516B CN201610925817.9A CN201610925817A CN106495516B CN 106495516 B CN106495516 B CN 106495516B CN 201610925817 A CN201610925817 A CN 201610925817A CN 106495516 B CN106495516 B CN 106495516B
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China
Prior art keywords
recycled aggregate
liquid
processing device
wetting case
wetting
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CN201610925817.9A
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CN106495516A (en
Inventor
戴鹏
徐仁崇
杨善顺
祝文凯
陈超
王伟
石莹
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Xiamen Tian Run Jin Long Building Materials Co Ltd
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Xiamen Tian Run Jin Long Building Materials Co Ltd
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    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B20/00Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups C04B14/00 - C04B18/00 and characterised by shape or grain distribution; Treatment of materials according to more than one of the groups C04B14/00 - C04B18/00 specially adapted to enhance their filling properties in mortars, concrete or artificial stone; Expanding or defibrillating materials
    • C04B20/02Treatment
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B20/00Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups C04B14/00 - C04B18/00 and characterised by shape or grain distribution; Treatment of materials according to more than one of the groups C04B14/00 - C04B18/00 specially adapted to enhance their filling properties in mortars, concrete or artificial stone; Expanding or defibrillating materials
    • C04B20/02Treatment
    • C04B20/023Chemical treatment
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00Technologies for solid waste management
    • Y02W30/50Reuse, recycling or recovery technologies
    • Y02W30/91Use of waste materials as fillers for mortars or concrete

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Combined Means For Separation Of Solids (AREA)

Abstract

The invention discloses a kind of recycled aggregate pre-processing devices, including pretreatment system, including wetting case, the driving part, splicing storehouse, the bedding plant that roll net bucket, drive the bucket rotation of rolling net that are horizontally set in an axial direction in wetting case, described wetting case axial direction one end is equipped with feeding-passage, the axial other end is equipped with tapping channel and connects the splicing storehouse, described to roll the flight being equipped in net bucket for recycled aggregate to be directed to the other end from one end;It is arranged on the spraying system for spraying to the recycled aggregate in the bedding plant above bedding plant;The liquid-supplying system in liquid source is provided wetting case and spraying system respectively.Recycled aggregate uniformly prewets by rolling the rotation of net bucket, screening while removes the little particle for not being inconsistent Particle size requirements wherein, micro mist, sundries etc. are adhered in surface;The spraying system sprays to the recycled aggregate in the bedding plant, ensures that the recycled aggregate after pretreatment is in surface wettability but without prescribed liquid state, quality during ensureing that recycled aggregate stores after pretreatment.

Description

Recycled aggregate pre-processing device
Technical field
The present invention relates to a kind of recycled aggregate pre-processing devices, belong to regenerated coarse aggregate production application technical field.
Background technology
With the development of economy with the quickening of urban construction, more and more buildings are because reaching service life or cannot expire Sufficient requirement and be removed, thereby produce a large amount of building waste.On the one hand, most of substances in building waste are not Renewable resource, such as sandstone aggregate resource;On the other hand, 7,000,000,000 are up to for the sandstone aggregate that engineering construction is consumed every year Ton, a large amount of exploitations have resulted in that some areas natural resources is increasingly exhausted, rivers road destroys, water and soil is largely lost in and natural landscape is tight Deteriorate again etc., cause the environment in China and resource situation more and more severeer.
At present, to efficiently use building waste, recycled aggregate is generally prepared into, to realize recycling.But again The shortcomings that raw aggregate is due to itself, such as water absorption is big, powder content is high, porosity is high, crush index is big, density is small, if will It is applied directly in concrete, can lead to newly to mix that regeneration concrete workability is poor, slump-loss is big, and there are intensity after hardening Low, the problems such as durability is poor, significantly limit its application range.Many recycled aggregate intensifying methods have been disclosed at present, have been ground Study carefully and show that these intensifying methods can greatly improve Performances of Recycled Aggregate of Existing, so as to improve recycled aggregate product properties, but these are strong Change method more be only limitted to laboratory's manual operation, can not scale application use in actual production;It is if straight in recycled aggregate stockyard It connects and pours or spray pretreating liquid, and can not accomplish uniformly to pre-process, it is impossible to ensure recycled aggregate quality.In addition, recycled aggregate Production process dust discharge amount is big, especially discharge port dust emission, has seriously affected ambient enviroment.
Invention content
The present invention provides a kind of recycled aggregate pre-processing device, can reduce recycled aggregate production discharge port dust emission, Even recycled aggregate of prewetting, removal recycled aggregate are not inconsistent the little particle of Particle size requirements, surface attachment micro mist, sundries in the middle.The present invention Technical solution is used by solving its technical problem:
A kind of recycled aggregate pre-processing device, including
Pretreatment system including wetting case, the rolling net bucket being horizontally set in an axial direction in wetting case, drives rolling net bucket Driving part, splicing storehouse, the bedding plant of rotation, described wetting case axial direction one end are equipped with feeding-passage, and the axial other end is equipped with out Material channel simultaneously connects the splicing storehouse, is equipped with recycled aggregate being directed to the other end from one end in the rolling net bucket Flight;
It is arranged on the spraying system for spraying to the recycled aggregate in the bedding plant above bedding plant;
Connect the wetting case and spraying system, the liquid-supplying system that liquid source is provided wetting case and spraying system respectively.
Among one preferred embodiment:The wetting bottom portion is equipped with waste liquid outlet;The rolling net bucket outer surface, which is equipped with, to be stirred Movable vane piece.
Among one preferred embodiment:The liquid-supplying system includes sequentially connected multifeed clarifier, filter device, liquid storage Pond, the waste liquid outlet import the multifeed clarifier, and the liquid storage tank connection is described to soak case and spraying system.
Among one preferred embodiment:The bottom surface in the splicing storehouse is obliquely installed in low inside and high outside, outside the bottom surface in splicing storehouse Portion is connected by gutter or slot with the multifeed clarifier.
Among one preferred embodiment:The tapping channel is outside and sets obliquely.
Among one preferred embodiment:The feeding-passage is outside and sets obliquely, and feeding-passage is produced with recycled aggregate The discharge port sealing connection of line, the feeding-passage is inside and stretches into the rolling net bucket obliquely.
Among one preferred embodiment:The side wall of the feeding-passage is equipped with opening, and the liquid-supplying system is opened by described Mouth provides liquid source to wetting case.
Among one preferred embodiment:Mesh is length of side 4.75mm square holes or aperture 5.00mm circular holes on the rolling net bucket.
Among one preferred embodiment:The liquid source that the liquid-supplying system provides is clean tap water or recycled aggregate forced fluid Body or Recycling of waste liquid.
Among one preferred embodiment:The wetting case includes babinet and upper cover, and the upper cover is equipped with maintenance observation panel.
Compared with background technology, it has the following advantages that the technical program:
1. liquid-supplying system is rotated to wetting case conveying liquid, recycled aggregate by rolling net bucket in pretreating liquid, It is even prewet and meanwhile remove its surface attachment micro mist;The spraying system sprays to the recycled aggregate in the bedding plant, protects Recycled aggregate after card pretreatment is in surface wettability but without prescribed liquid state, to ensure that recycled aggregate is deposited after pretreatment Quality during storage provides quality assurance for its scale application, improves the performance of regeneration concrete product.
2. the wetting bottom portion is equipped with waste liquid outlet, the rolling net bucket outer surface is equipped with agitation blades, rolls net bucket During rotation, the liquid in wetting bottom portion can be stirred, prevents particle, sundries from sinking to the bottom, particle, sundries is made smoothly to be arranged from waste liquid outlet Go out.
3. waste liquid outlet imports the multifeed clarifier, the liquid storage tank connection wetting case and spraying system are, it can be achieved that pre- Treatment liquid recycles.
4. the bottom surface in the splicing storehouse is obliquely installed in low inside and high outside, the extra pretreatment fluid of recycled aggregate material heap can be discharged Body prevents material heap bottom from accumulating pretreating liquid, causes recycled aggregate pretreatment uneven, and can realize following for pretreating liquid Ring utilizes.
5. feeding-passage is connected with the discharge port sealing of recycled aggregate production line, it can be achieved that recycled aggregate production line discharge port Dust zero discharge reduces influence of the recycled aggregate production to ambient enviroment.
6. mesh is length of side 4.75mm square holes or aperture 5.00mm circular holes on the rolling net bucket, can turn rolling net bucket When dynamic little particle, sundries of Particle size requirements etc. are not met in screening removal recycled aggregate.
7. liquid is strengthened in the liquid source that the liquid-supplying system provides for recycled aggregate, can uniformly prewet and being capable of intensifying regenerating bone Material, further improves recycled aggregate quality.
Description of the drawings
The invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 depicts the schematic diagram of recycled aggregate pre-processing device of the present invention.
Specific embodiment
Please refer to Fig. 1, a kind of recycled aggregate pre-processing device of the invention, including pretreatment system, spraying system, feed flow System.Pretreatment system removes little particle, the surface that Particle size requirements are not inconsistent in recycled aggregate for handling recycled aggregate Adhere to micro mist, sundries etc., recycled aggregate is made to absorb certain moisture content or strengthens liquid.Spraying system pre-processes for keeping passing through The surface of the recycled aggregate of system processing keeps moisture state.Liquid-supplying system is used to provide liquid to pretreatment system and spraying system Source.
The pretreatment system includes wetting case, the rolling net bucket 6 being horizontally set in an axial direction in wetting case, drives rolling Driving part, splicing storehouse 14, the bedding plant 15 of net bucket rotation.The wetting case includes babinet 13 and upper cover 4, and the upper cover 4 is set There is maintenance observation panel 5.The driving part includes control mechanism 10 and shaft 9, and the connection of shaft 9 rolls net bucket 6, control mechanism 10 Drive shaft 9 rotates.Described wetting case axial direction one end is equipped with feeding-passage 2, and the axial other end is equipped with tapping channel 11 and connects The splicing storehouse 14.It is described to roll the flight 8 being equipped in net bucket 6 for aggregate to be directed to the other end from one end.Pre- place During reason, recycled aggregate enters from feeding-passage 2 to be rolled in net bucket 6, and recycled aggregate is immersed in pretreating liquid, by rolling net It is discharged from tapping channel 11 after bucket 6 and falls into splicing storehouse 14, recycle forklift that recycled aggregate is delivered to bedding plant 15.
The spraying system is arranged on 15 top of bedding plant for spraying to the aggregate in the bedding plant, keeps again Raw aggregate surface wettability.
The liquid-supplying system connection is described to be soaked case and spraying system, provides liquid source to wetting case and spraying system respectively, There is pretreating liquid in wetting case, recycled aggregate does not stop to overturn, sieve under the drive for rolling net bucket 6, and recycled aggregate is wetted, Little particle, surface attachment micro mist, sundries for not being inconsistent Particle size requirements wherein etc. is removed.
13 bottom of babinet of the wetting case is equipped with waste liquid outlet 12 close to tapping channel one end, and waste liquid can be along waste liquid outlet 12 discharges.6 outer surface of rolling net bucket is equipped with agitation blades 7.The liquid-supplying system includes sequentially connected multifeed clarifier 16th, filter device 17, liquid storage tank 18, the waste liquid outlet 12 import the multifeed clarifier 16, and the liquid storage tank 18 connects institute State wetting case and spraying system.The bottom surface in the splicing storehouse 14 is obliquely installed in low inside and high outside, the outside of the bottom surface in splicing storehouse 14 It is connected by gutter or slot with the multifeed clarifier 16.
The tapping channel 11 is outside and sets obliquely.The feeding-passage 2 is outside and sets obliquely, feeding-passage 2 connect with the discharge port sealing of recycled aggregate production line 1.The side wall of the feeding-passage 2 is equipped with opening 3, the feed flow system System provides pretreating liquid by the opening 3 to wetting case.
Mesh is length of side 4.75mm square holes or aperture 5.00mm circular holes on the rolling net bucket 6.The liquid-supplying system provides Liquid source strengthen liquid or Recycling of waste liquid for clean tap water or recycled aggregate.
The above, only present pre-ferred embodiments, therefore the range implemented of the present invention cannot be limited according to this, i.e., according to The equivalent changes and modifications that the scope of the claims of the present invention and description are made all should still belong in the range of the present invention covers.

Claims (10)

1. a kind of recycled aggregate pre-processing device, it is characterised in that:Including
Pretreatment system including wetting case, the rolling net bucket being horizontally set in an axial direction in wetting case, drives the bucket rotation of rolling net Driving part, splicing storehouse, bedding plant, described wetting case axial direction one end is equipped with feeding-passage, and it is logical that the axial other end is equipped with discharging Road simultaneously connects the splicing storehouse, described to roll the spiral being equipped in net bucket for recycled aggregate to be directed to the other end from one end Piece;
It is arranged on the spraying system for spraying to the recycled aggregate in the bedding plant above bedding plant;
Connect the wetting case and spraying system, the liquid-supplying system that liquid source is provided wetting case and spraying system respectively.
2. a kind of recycled aggregate pre-processing device according to claim 1, it is characterised in that:The wetting bottom portion is equipped with Waste liquid outlet;The rolling net bucket outer surface is equipped with agitation blades.
3. a kind of recycled aggregate pre-processing device according to claim 2, it is characterised in that:The liquid-supplying system include according to Multifeed clarifier, filter device, the liquid storage tank of secondary connection, the waste liquid outlet import the multifeed clarifier, the liquid storage tank Connect the wetting case and spraying system.
4. a kind of recycled aggregate pre-processing device according to claim 3, it is characterised in that:The bottom surface in the splicing storehouse is in Low inside and high outside to be obliquely installed, the outside of the bottom surface in splicing storehouse is connected by gutter or slot with the multifeed clarifier.
5. a kind of recycled aggregate pre-processing device according to claim 4, it is characterised in that:The tapping channel is outward simultaneously It sets obliquely.
6. a kind of recycled aggregate pre-processing device according to claim 1, it is characterised in that:The feeding-passage is outward simultaneously It sets obliquely, the discharge port sealing of feeding-passage and recycled aggregate production line connect, and the feeding-passage is inside and obliquely Stretch into the rolling net bucket.
7. a kind of recycled aggregate pre-processing device according to claim 6, it is characterised in that:The side wall of the feeding-passage Opening is equipped with, the liquid-supplying system provides liquid source by described be open to wetting case.
8. a kind of recycled aggregate pre-processing device according to claim 1, it is characterised in that:Mesh on the rolling net bucket For length of side 4.75mm square holes or aperture 5.00mm circular holes.
9. a kind of recycled aggregate pre-processing device according to claim 1, it is characterised in that:What the liquid-supplying system provided Strengthen liquid or Recycling of waste liquid for clean tap water or recycled aggregate in liquid source.
10. a kind of recycled aggregate pre-processing device according to claim 1, it is characterised in that:The wetting case includes case Body and upper cover, the upper cover are equipped with maintenance observation panel.
CN201610925817.9A 2016-10-24 2016-10-24 Recycled aggregate pre-processing device Active CN106495516B (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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CN106495516B true CN106495516B (en) 2018-07-03

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Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107814502B (en) * 2017-11-14 2020-09-15 中国矿业大学 Carbonization device of solid waste recycled aggregate for concrete
CN109336156B (en) * 2018-11-09 2019-08-02 山东大学 A kind of apparatus and method gathered materials based on in-situ preparation calcium carbonate intensifying regenerating
CN109265037B (en) 2018-11-09 2019-11-22 山东大学 A kind of apparatus and method gathered materials based on in-situ preparation C-S-H intensifying regenerating
CN109987867B (en) * 2019-04-22 2021-08-10 江苏省水利防汛物资储备中心 Automatic preprocessing device of regeneration aggregate
CN110590257B (en) * 2019-09-23 2022-02-22 西安建工建科混凝土有限公司 Recycled concrete and preparation method thereof
CN110919856B (en) * 2019-11-19 2021-06-04 广西共达建设工程有限公司 Pumice concrete paving and soaking device for building
CN112028521B (en) * 2020-08-31 2022-05-03 绍兴市城投再生资源有限公司 Integrated industrial preparation device for carbonized regenerated micro powder

Citations (7)

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Publication number Priority date Publication date Assignee Title
CN201381285Y (en) * 2009-04-24 2010-01-13 西安墙体材料研究设计院 Manufacturing equipment for building rubbish recycled aggregate
CN101856661A (en) * 2009-04-10 2010-10-13 同济大学 Complete technology for preparing recycled aggregate with building rubbish
CN102010145A (en) * 2010-11-05 2011-04-13 青岛理工大学 Production equipment for high-quality aggregate
CN202849267U (en) * 2012-09-27 2013-04-03 徐州天地重型机械制造有限公司 Construction waste recycled aggregate shaping machine
CN203319869U (en) * 2013-05-24 2013-12-04 上海城建物资有限公司 Recycled aggregate modifying device by spraying
CN204298267U (en) * 2014-11-06 2015-04-29 新密市环新生活垃圾处理有限公司 A kind of building waste wet concentration process for producing line
CN205009402U (en) * 2015-09-15 2016-02-03 南京雨花再生资源有限公司 Raw aggregate processing cycle spray set in advance again

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101856661A (en) * 2009-04-10 2010-10-13 同济大学 Complete technology for preparing recycled aggregate with building rubbish
CN201381285Y (en) * 2009-04-24 2010-01-13 西安墙体材料研究设计院 Manufacturing equipment for building rubbish recycled aggregate
CN102010145A (en) * 2010-11-05 2011-04-13 青岛理工大学 Production equipment for high-quality aggregate
CN202849267U (en) * 2012-09-27 2013-04-03 徐州天地重型机械制造有限公司 Construction waste recycled aggregate shaping machine
CN203319869U (en) * 2013-05-24 2013-12-04 上海城建物资有限公司 Recycled aggregate modifying device by spraying
CN204298267U (en) * 2014-11-06 2015-04-29 新密市环新生活垃圾处理有限公司 A kind of building waste wet concentration process for producing line
CN205009402U (en) * 2015-09-15 2016-02-03 南京雨花再生资源有限公司 Raw aggregate processing cycle spray set in advance again

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