CN102206073B - Slit burning-free bricks and production method thereof - Google Patents

Slit burning-free bricks and production method thereof Download PDF

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Publication number
CN102206073B
CN102206073B CN2011101024033A CN201110102403A CN102206073B CN 102206073 B CN102206073 B CN 102206073B CN 2011101024033 A CN2011101024033 A CN 2011101024033A CN 201110102403 A CN201110102403 A CN 201110102403A CN 102206073 B CN102206073 B CN 102206073B
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parts
mud
slit
brick
carbide slag
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CN102206073A (en
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陶祖岐
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WUXI KANGSHUN ENERGY-SAVING MATERIAL TECHNOLOGY CO LTD
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WUXI KANGSHUN ENERGY-SAVING MATERIAL TECHNOLOGY CO LTD
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    • 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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Abstract

The invention discloses slit burning-free bricks and a production method thereof. The slit burning-free bricks are produced by using the following raw materials in part by weight: 500 to 540 parts of dried slit, 236 to 240 parts of carbide slag, 150 to 170 parts of scrap, 68 to 70 parts of electric furnace slag, 16 to 17 parts of alumen, 68 to 7 parts of cement and 80 to 90 parts of water. The slit burning-free bricks are produced by the following steps: dewatering, drying slit, adding the carbide slag into the dried slit, uniformly mixing, piling, turning, deodorizing and sterilizing; adding other raw materials, slit and carbide slag into a mixer in turn and uniformly mixing; and forming by extruding the mixture, and curing to obtain the finished slit burning-free bricks. In the invention, the carbide slag is used to sterilize and disinfect the slit; the slit is deodorized by piling and turning; the quality of the product slit burning-free bricks reaches a standard, and the cost is low; and the social benefit of saving energy, protecting farm land and optimizing water environment is created.

Description

Non-burning brick and the working method of a kind of mud
Technical field
The present invention relates to the brick or the building block of buildings.
Background technology
The traditional brick-making technology of China is to use clay to come burned brick, and this technology has following shortcoming: 1, and destroy and plough, China produces the annual clay resource that consumes of solid clay brick and reaches billion cubic meter more than ten, is equivalent to destroy 500,000 mu in field; 2, consume a large amount of coal resources, according to incompletely statistics, annual China reaches more than 7,000 ten thousand tons because of producing the used up mark coal of clay brick; 3, contaminate environment, because burning coal in the process of baking bricks, thereby cause a large amount of Carbon emissions to arrive in the air.
Since 2000, solid clay brick was just because of its expending, being prohibited by country to the destruction in soil with to the reasons such as pollution of environment the energy." about the notice of further propelling materials for wall innovation and popularization energy saving building " requirement according to State Council's in September, 2005 issue; To the end of the year in 2010; All will ban use of solid clay brick in all cities, national solid clay brick YO is controlled at below 4,000 hundred million.
On the other hand; China is vast in territory; Lake, river are a lot, and all to take out substantial contribution every year rivers,lakes and seas are carried out desilting, and on mostly being deposited in the face of land even ploughing from the marine mud that clears in rivers lake; Caused falling into disuse of ploughing, sedimentary heavy metal etc. also can pollute environment in the mud.In the emerging environment-friendly type building material; With mud is that main raw material comes brickmaking not only can practice thrift the arable land; And can dredging river, beautify water environment, but the technology of utilizing mud brickmaking commonly used at present mostly is high-temperature firing, still exists to consume coal, problem of environment pollution caused.
Non-burning brick appearance has solved the problem that above-mentioned burned brick consumes coal.Non-burning brick being meant utilizes flyash, cinder, coal gangue, mine tailings, residue of chemical industry or natural sand, tidal land mud etc. as main raw material, a kind of novel wall material of making without high-temperature calcination.Because this kind strength of materials height, good endurance, dimensional standard, profile are complete, the color and luster homogeneous, have the outward appearance of primitive simplicity and nature, can do dry wall, also can do any outer decoration.
With mud is that main raw material prepares the dual problem that non-burning brick technology has well solved mud utilization and save energy; But at present to this Study on Technology also in the starting stage; Its main difficulty is that the non-burning brick specification of quality that obtains does not reach the use standard, like ultimate compression strength, impermeability, frost resistance etc.Application number is that having introduced a kind of in 200810143622.4 the patent documentation is major ingredient with mud, sand and cement; With potassium permanganate is the baking-free sludge brick of auxiliary material, yet the document does not provide the performance test data or the useful technique effect of resulting baking-free sludge brick.
Summary of the invention
The present invention is directed to the problems referred to above; Provide a kind of mud non-burning brick and working method; The non-burning brick quality of mud that this method is produced is good, has good technical performance, and cost is low; Can save energy, protect farmland, optimize water surrounding, can be widely used in the non-bearing infilled wall and the bearing wall of industry, covil construction.
Technical scheme of the present invention is following:
Producing non-burning brick starting material and the weight part ratio thereof of mud is: 500 ~ 540 parts in mud, 236 ~ 240 parts of carbide slags, 150 ~ 170 parts of chips, 68 ~ 70 parts of electric furnace slags, 16 ~ 17 parts in alum, 68 ~ 70 parts of cement, 80 ~ 90 parts in water; Wherein chip is yellow sand, rice sand or small particle size stone.
In above-mentioned raw materials: carbide slag, cement, alum are as agglutinate; Mud, chip are as aggregate; Electric furnace slag is as stopping composition.
The non-burning brick manufacturing step of mud is:
(1) with the sludge dewatering machine with the sludge dewatering mummification;
(2) drop into carbide slag in the exsiccant mud and stir, by the calcium hydroxide composition of carbide slag simultaneously to the mud sterilization and disinfection;
(3) mixture of mud and carbide slag is deposited on the vacant lot of spacious canopy hung 2 ~ 3 days, stir every day once, carry out the nature deodorizing;
(4) mud behind all the other starting material and the deodorization and sterilization and carbide slag are dropped into stirrer successively, brute force stirs into uniform mixture;
(5) through material conveyor the mixture of step (4) is sent in the forming mould of brick press, be processed into the brick body through vibration and pressurization, its moulding pressure is 2.5 ~ 4MPa;
(6) brick carried out vapor cure 13 ~ 15 hours after body formed, and curing temperature is 85 ~ 95 ℃, perhaps carries out natural curing 7 days; Curing temperature is 0 ~ 15 ℃; Make the intensity of brick rise to 70% of design strength, put into the finished product yard then, promptly obtain finished product behind the natural air drying.
Beneficial technical effects of the present invention is:
1, added carbide slag as agglutinate in the raw material of product of the present invention; Carbide slag has activity and bonding capacity preferably; Can produce synergistic effect when especially using simultaneously, make that the brick body is finer and close, appearance is more smooth, thereby improve intensity, impermeability and the frost resistance of brick body with cement.In addition, the staple of carbide slag is Ca (OH) 2, have strong basicity, the protein of bacteria composition is lost activity, mud is carried out disinfection.The carbide slag price is lower than lime, and is refuse reclamation, meets recycling economy and protection environment requirement.
2, added alum as agglutinate in the raw material of product of the present invention, its effective constituent is Al 2O 3, SO 3, can react with cement-hydrate, generate ettringite, can quicken the aquation and the sclerosis of cement.In addition, alum makes impurity enriched inner at the brick body again as flocculation agent and water-resisting agent, makes the brick surface uniform and smooth, has improved the impermeability of brick body; The waterproof action of alum has improved the performance of the water-tight corrosion-proof of brick body simultaneously.
3, added mud in the raw material of product of the present invention, mud has good heat retaining property and toughness as brick body aggregate.
4, added electric furnace slag in the raw material of product of the present invention.Electric furnace slag is the steel-making waste material, pulverizes and the stopping composition of sieving technology as product of the present invention through slag, and its mechanical property is better than natural stopping composition, and it has adhesion property preferably, the hardness height.
5, product of the present invention passes through proper raw material proportioning; The non-burning brick requirement that not only reaches each item quality standard of resulting mud; And because mud, chip, electric furnace slag and carbide slag are cheap waste; Alum and cement consumption that price is expensive slightly are less, make that the non-burning brick production cost of this mud is low, can mass production.
6, the inventive method utilizes carbide slag that mud is carried out sterilization and disinfection, through stacking and stirring mud is carried out deodorizing, to purify production environment, to the operator effective labour protection and health maintenance is provided, and makes product salubrity of the present invention requirement.
7, the present invention has outstanding economic benefit and social benefit: the non-burning brick saving of 1,000,000,000 blocks of mud of every production ploughed 400 mu; 25,000 ten thousand tons in mark coal, 2,750 ten thousand yuan of saving funds reduce 5500 tons of carbonic acid gas discharge capacities; Dredged the river course simultaneously; Purified water environment, utilized mud, electric furnace slag the like waste once more, really accomplishing turns waste into wealth.
The practical implementation method
The inventive method is implemented according to following steps:
(1) with the sludge dewatering machine with the sludge dewatering mummification;
(2) drop into carbide slag in the exsiccant mud and stir, by the calcium hydroxide composition of carbide slag simultaneously to the mud sterilization and disinfection;
(3) mixture of mud and carbide slag is deposited on the vacant lot of spacious canopy hung 3 days, stir every day once, carry out the nature deodorizing;
(4) mud behind all the other starting material and the deodorization and sterilization and carbide slag are dropped into stirrer successively, brute force stirs into uniform mixture;
(5) through material conveyor the mixture of step (4) is sent in the forming mould of brick press, be processed into the brick body through vibration and pressurization, its moulding pressure is 3MPa;
(6) brick carried out vapor cure 14 hours after body formed, and curing temperature is 90 ℃, makes the intensity of brick rise to 70% of design strength, puts into the finished product yard then, promptly obtains finished product behind the natural air drying.
Product embodiments 1 to embodiment 4 used raw material weight umber of the present invention is seen table 1, and unit is kg/m 3Wherein mud is the mud in Taihu Lake and the river course thereof, and chip is yellow sand, rice sand or small particle size stone, and electric furnace slag is a slag, and cement is No. 42.5 ordinary portland cements, also can use the more cement of high grade.Make product of the present invention according to the method described above.
Table 1
Figure 2011101024033100002DEST_PATH_IMAGE001
The technical indicator test result of table 1 illustrated embodiment product is seen table 2, and its detection foundation and technical requirements are all with reference to the applicant's company standard Q/320206QPQF01-2011.
Table 2
Figure 2011101024033100002DEST_PATH_IMAGE002
Can find out that from table 2 the non-burning brick each item technical indicator of the resulting mud of the present invention all meets the requirement of company standard, wherein frost resistance and impermeability are much better than technical requirements.
The present invention can process various model bricks (building block) according to customer requirement, can be widely used in the non-bearing infilled wall and the bearing wall of industry and covil construction.

Claims (1)

1. a mud is non-burning brick, it is characterized in that: said raw-material weight part ratio is: 500 ~ 540 parts in mummification mud, 236 ~ 240 parts of carbide slags, 150 ~ 170 parts of chips, 68 ~ 70 parts of electric furnace slags, 16 ~ 17 parts in alum, 68 ~ 70 parts of cement, 80 ~ 90 parts in water; Wherein chip is yellow sand, rice sand or small particle size stone;
Its concrete manufacturing step is:
(1) with the sludge dewatering machine with the sludge dewatering mummification;
(2) drop into carbide slag in the exsiccant mud and stir, by the calcium hydroxide composition of carbide slag simultaneously to the mud sterilization and disinfection;
(3) mixture of mud and carbide slag is deposited on the vacant lot of spacious canopy hung 2 ~ 3 days, stir every day once, carry out the nature deodorizing;
(4) mud behind all the other starting material and the deodorization and sterilization and carbide slag are dropped into stirrer successively, brute force stirs into uniform mixture;
(5) through material conveyor the mixture of step (4) is sent in the forming mould of brick press, be processed into the brick body through vibration and pressurization, its moulding pressure is 2.5 ~ 4MPa;
(6) brick carried out vapor cure 13 ~ 15 hours after body formed, and curing temperature is 85 ~ 95 ℃, perhaps carries out natural curing 7 days; Curing temperature is 0 ~ 15 ℃; Make the intensity of brick rise to 70% of design strength, put into the finished product yard then, promptly obtain finished product behind the natural air drying.
CN2011101024033A 2011-04-25 2011-04-25 Slit burning-free bricks and production method thereof Expired - Fee Related CN102206073B (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107500632A (en) * 2017-09-22 2017-12-22 福建省德化县宁昌陶瓷有限公司 Renewable slit burning-free bricks and preparation method thereof

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102503253A (en) * 2011-10-12 2012-06-20 无锡晨驰江河科技有限公司 Lake and river sludge processing method
CN102503295B (en) * 2011-10-12 2014-02-05 无锡晨驰江河科技有限公司 Non-sintered brick prepared from river and lake silt and preparation process thereof
CN102887682B (en) * 2012-09-04 2014-08-13 青岛磊鑫混凝土有限公司 Sintering-free washed-out sand sludge brick and preparation process thereof
CN104860635A (en) * 2014-02-20 2015-08-26 陈洪伍 Novel building material and preparation method thereof
CN105418154A (en) * 2015-12-25 2016-03-23 青岛佰众化工技术有限公司 Electric furnace steel slag composite porous brick
CN105906268B (en) * 2016-04-22 2018-11-16 海绵城市道路材料(深圳)有限公司 A kind of dredging silt no-firing brick and preparation method thereof
CN106517953A (en) * 2016-11-17 2017-03-22 无锡奔牛生物科技有限公司 Baking-free brick and preparation method thereof
CN107082598A (en) * 2017-06-20 2017-08-22 合肥慧林建材有限公司 A kind of environment-friendly type pavior brick and preparation method using riverbed sludge as major ingredient
CN110757618A (en) * 2019-10-31 2020-02-07 梁品 Method for producing baking-free bricks by comprehensively utilizing furnace slag

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB724191A (en) * 1951-09-14 1955-02-16 Ici Ltd Waterproofing and stabilising of soil-cement bricks and mixtures
CN101134632A (en) * 2006-08-28 2008-03-05 扬州石油化工厂 Treatment process method of oily sludge
CN101830613A (en) * 2010-06-18 2010-09-15 李玉光 Method for manufacturing autoclaved sand-lime brick or flyash brick as well as fertilizer and grease by sludge

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB724191A (en) * 1951-09-14 1955-02-16 Ici Ltd Waterproofing and stabilising of soil-cement bricks and mixtures
CN101134632A (en) * 2006-08-28 2008-03-05 扬州石油化工厂 Treatment process method of oily sludge
CN101830613A (en) * 2010-06-18 2010-09-15 李玉光 Method for manufacturing autoclaved sand-lime brick or flyash brick as well as fertilizer and grease by sludge

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107500632A (en) * 2017-09-22 2017-12-22 福建省德化县宁昌陶瓷有限公司 Renewable slit burning-free bricks and preparation method thereof

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