CN101519300A - Method for manufacturing bricks by using household garbage - Google Patents

Method for manufacturing bricks by using household garbage Download PDF

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Publication number
CN101519300A
CN101519300A CN200810049274A CN200810049274A CN101519300A CN 101519300 A CN101519300 A CN 101519300A CN 200810049274 A CN200810049274 A CN 200810049274A CN 200810049274 A CN200810049274 A CN 200810049274A CN 101519300 A CN101519300 A CN 101519300A
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parts
portions
clays
garbage
brick
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CN101519300B (en
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李兴业
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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
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P40/00Technologies relating to the processing of minerals
    • Y02P40/60Production of ceramic materials or ceramic elements, e.g. substitution of clay or shale by alternative raw materials, e.g. ashes

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Abstract

The invention relates to a method for manufacturing bricks by using household garbage. The method comprises the following steps of: crushing and mixing 40 portions to 70 portions of non-combustible garbage, 10 portions to 20 portions of coal gangue and 20 portions to 40 portions of clay, adding 20 percent to 30 percent of water into the mixed material, mixing evenly and preparing adobes by dry pressing under the pressure; placing the adobes into a tunnel kiln; introducing the gas generated by the gasified burnable garbage in a gasifying furnace into the tunnel kiln to be as fuel; and obtaining the adobes by roasting at the temperature of 1050 to 1100 DEG C. The method can adopt the gas generated by the burnable garbage after gasification as fuel for high-temperature burning, fully realizes the effective utilization of the household garbage and reduces the production cost of the brick; the material contains the coal gangue which can sinter by self-combustion under high temperature and provide heat; and the method has short production time, simple technique and easy operation, saves energy and is beneficial to environmental protection. By inspection, the pressure resistance of the brick can be up to 8MPa.

Description

Method with making brick with daily garbage
One, technical field:
The invention belongs to the building clinker technical field, relate in particular to a kind of method with making brick with daily garbage.
Two, background technology:
At present, in preparation process of sintered brick, adding an amount of coal in clay, add and make adobe after water mixes stirring, carry out roasting again, is a kind of more common method.Though this method has reduced roasting time, saved certain coal of using, owing to need in every brick, to add in addition the coal about about 150~180 grams, still exist the bigger shortcoming of coal consumption.
Along with progress, increasing day by day of urban population and the improving constantly of people's living standard of expanding economy, society, the domestic refuse amount that produce every day will increase.It is reported, the annual production of domestic waste per capita of China at present reaches 400kg/ (man-year), and annual average rate of increase is 7-10%, the domestic refuse year amount of clearing in 668 cities of China in 1999 reaches 1.14 hundred million tons, the domestic waste storage is about more than 60 hundred million tons, and existing more than 200 city, the whole nation surrounded by rubbish.The main component of municipal wastes: a part is cinder, dust, glasswork etc., and this part rubbish proportion is 40~80%; Another part is other refuses that produced in plastics bag, leaf, dish leaf, hygienic chopsticks, handstone, waste paper, soft and hard plastic, rubber item, chemical fibre product, woven bag and the life, this part rubbish is the most serious part of municipal pollution, and proportion is 20~60%.
China's technology of garbage disposal is also quite backward compared with developed countries at present, and most of heap that adopts buries processing, and part is used for combustion power generation etc.Heap buries processing and not only takies a large amount of soils, and soil, underground water, atmosphere etc. are worked the mischief, and serious environment pollution jeopardizes the human living space.The burning city domestic garbage treatment technology can reach innoxious and resource utilization, thereby the extremely favor of developed country.Existing domestic incineration treatment of garbage mode mostly is the fire grate combustion-type greatly, adopts fluidized combustion on a small quantity, and the overall technology level is lower; On the other hand along with the increase of macromolecular compound content such as plastics in the rubbish, this traditional mode itself can produce new toxic pollutants (as dioxin etc.) again in treating processes, lime-ash after handling simultaneously fails again to make full use of, the valuable metal in the rubbish does not have fine recovery yet, therefore, existing treatment technology can not adapt to the needs of human social.
Application number is 200510012745.0 patent, disclose a kind of preparation method of vitrified brick, prepared burden, carried out roasting after the extrusion molding and become brick to 1000~1500 parts in 115~145 parts of coal ash, 2365~2375 parts of clays and water, this brick still mainly uses clay, is unfavorable for environmental protection and economizes on resources.The patent No. is 91108358.8 patent, discloses a kind of method with making brick with daily garbage, and 55~75 parts of this patent utilization clays, 20~40 parts of domestic refuses, 5 parts of coal ash will be crushed to adobe after the raw material mixing, and sintering is made in brickkiln then.This method is directly utilized the component of refuse behind crushing screening, easily contains the cavity in the brick of making, and intensity is low; And other compositions that sift out in the rubbish are not utilized effectively yet.
The mixture that coal gangue mainly is made up of rocks such as carbonaceous mud stone, mud stone, siltstone, sandstone.Source by coal gangue can be divided into digging gangue and coal separation spoil two big classes.The quantity discharged of coal gangue generally accounts for 10~20% of output of coal.Because the different and geographic difference of output in coal gangue source, its composition and change of properties are very big.For example, the ash content of coal gangue reaches as high as more than 90% generally 70~85%; Fixed carbon content is generally 5~25%; Thermal value is generally at 3300~6300KJ/kg.Coal gangue is discarded, accumulation is very big to the harm of environment, occupies a large amount of soils, and influence is ecological, destroys view.About 4,300,000,000 tons of the coal gangue of whole nation accumulative total stacking over the years at present, larger bastard coal mountain has more than 1600, about 1.5 ten thousand hectares of land occupation.Coal production reached 19.56 hundred million tons in 2004, calculated by 10% low discharge refuse amount of output of coal, discharged coal gangue then and just reached 1.96 hundred million tons.Coal production also will increase year by year from now on, and the discharge refuse amount is also increasing year by year.Therefore, how rationally utilizing coal gangue to turn waste into wealth, has been very urgent, as to demand urgently a researching and solving major issue.
Three, summary of the invention:
The technical problem to be solved in the present invention is: provide a kind of utilize domestic refuse as main raw material, technology simple and save energy, can be autoignition sintered brick-making method.
Technical scheme of the present invention:
A kind of method with making brick with daily garbage is sieved domestic refuse, is divided into combustiblerefuse and non-combustible waste; Represent with weight part, with 40~70 parts of non-combustible wastes, 10~20 parts of coal gangues, 20~40 parts of clays,, add the water that accounts for described compound 20~30% by proportioning weighing, pulverizing, mixed compound, remix stirs, and adobe is made in dry-pressing under 9~12MPa pressure then; Adobe is placed tunnel furnace, described combustiblerefuse is burned gasification in vapourizing furnace, and the gas that produces of will gasifying feeds tunnel furnace and act as a fuel, adobe is burnt till 1050~1100 ℃ of following roastings.
Described method, wherein 40~50 parts of non-combustible wastes, 10~15 parts of coal gangues, 20~30 parts of clays with making brick with daily garbage.
Described method, wherein 50~70 parts of non-combustible wastes, 15~20 parts of coal gangues, 30~40 parts of clays with making brick with daily garbage.
Described method, wherein 60~65 parts of non-combustible wastes, 10~15 parts of coal gangues, 25~30 parts of clays with making brick with daily garbage.
The screening of described domestic refuse be with domestic refuse after the extruding of pair roller pulverizer, the screening of sieving then.
Described roasting time is 5~10h, and described pulverizing is that raw material powder is broken into particle below the 1.5cm.
Positive beneficial effect of the present invention:
(1) the present invention is with non-combustible waste, the coal gangue main raw material as the brick component, the gas that produces behind the inflammable refuse gasification is acted as a fuel at tunnel furnace through high-temp combustion, fully realized effective utilization of domestic refuse, reduced the production cost of brick, solved waste deposit, handled the serial problem of bringing; The coal gangue component that contains in the raw material at high temperature can be autoignition sintered and heat is provided, and fully realizes effective utilization of refuse.
After testing, the vitrified brick ultimate compression strength that this method is made can reach 8MPa, can be used for the non-bearing wall body and the basis of industry and covil construction.
(2) do not need ageing mixture behind this method batch mixing, directly dry-pressing formed, do not need drying outside kiln yet, directly enter tunnel furnace preheating zone drying, through the roasting kiln discharge, reduced the production time, technology is simple, easy handling.
(3) this method is a plant ash with the ash content major part of combustible portion generation after the vapourizing furnace gasification of domestic refuse, can be used as farm crop fertilizer, has fully realized the second stage employ of refuse.
(4) the present invention utilizes making brick with daily garbage, and save energy helps environmental protection simultaneously, will have the good social benefit.
Four, description of drawings:
Fig. 1: with the process flow sheet of making brick with daily garbage
Five, specific embodiment:
Embodiment one: with the method for making brick with daily garbage
After pair roller pulverizer extruding, is the scalping of 1cm sieve screening with the aperture with domestic refuse, and sieving afterwards, rubbish is divided into combustiblerefuse and non-combustible waste;
With 40 parts of non-combustible wastes, 12 parts of coal gangues, 20 parts of clays, by the proportioning weighing, be ground into the particle below the 1.5cm, mixed, mix after adding the water of compound 25% again, make adobe after the dry-pressing under 9~10MPa pressure, entering the tunnel furnace preheating then, be warming up to 800 ℃ gradually; Described combustiblerefuse is burned gasification in vapourizing furnace, the gas that gasification produces feeds the tunnel furnace roast area and acts as a fuel, under 1050 ℃ with adobe roasting 7~8h, naturally cooling kiln discharge again.
Tunnel furnace in this example can be with reference to another invention of the inventor, and application number is 200810049214.2.
Embodiment two: with the method for making brick with daily garbage
After pair roller pulverizer extruding, is the scalping of 1cm sieve screening with the aperture with domestic refuse, and sieving afterwards, rubbish is divided into combustiblerefuse and non-combustible waste; With 70 parts of non-combustible wastes, 20 parts of coal gangues, 40 parts of clays, by the proportioning weighing, be ground into the particle below the 1.5cm, mixed, mix after adding the water of compound 30% again, adobe is made in dry-pressing under 10~12MPa pressure, enters the tunnel furnace preheating then, is warming up to 900 ℃ gradually; Described combustiblerefuse is burned gasification in vapourizing furnace, the gas that gasification produces feeds the tunnel furnace roast area and acts as a fuel, under 1100 ℃ with adobe roasting 8h, naturally cooling kiln discharge again.
Embodiment three: with the method for making brick with daily garbage
After pair roller pulverizer extruding, is the scalping of 1cm sieve screening with the aperture with domestic refuse, is divided into combustiblerefuse and non-combustible waste after the screening; With 42 parts of non-combustible wastes, 18 parts of coal gangues, 22 parts of clays, mixed by the proportioning weighing, be ground into the particle below the 1.5cm, mix after adding the water of compound 22% again, adobe is made in dry-pressing under 11MPa pressure; Combustiblerefuse is burned gasification in vapourizing furnace, the gas that gasification is produced feeds tunnel furnace as geseous fuel, under 1070 ℃ with adobe roasting 6h, naturally cooling kiln discharge.
Embodiment four: with the method for making brick with daily garbage
After the extruding of pair roller pulverizer, the screening of sieving is divided into combustiblerefuse and non-combustible waste after the screening with domestic refuse; With 68 parts of non-combustible wastes, 12 parts of coal gangues, 38 parts of clays, by proportioning weighing, pulverizing, mixed, mix after adding the water of above-mentioned compound 28%, adobe is made in dry-pressing under 10MPa pressure; Described combustiblerefuse is burned gasification in vapourizing furnace, the gas that gasification is produced feeds tunnel furnace as geseous fuel, under 1090 ℃ with adobe roasting 9h, kiln discharge.
Embodiment five: production method is with embodiment one, and difference is:
Raw material: 40 parts of non-combustible wastes, 15 parts of coal gangues, 30 parts of clays, water accounts for 30%.
Embodiment six: production method is with embodiment one, and difference is:
Raw material: 42 parts of non-combustible wastes, 13 parts of coal gangues, 22 parts of clays, water accounts for 28%.
Embodiment seven: production method is with embodiment one, and difference is:
Raw material: 45 parts of non-combustible wastes, 11 parts of coal gangues, 25 parts of clays, water accounts for 22%.
Embodiment eight: production method is with embodiment one, and difference is:
Raw material: 43 parts of non-combustible wastes, 12 parts of coal gangues, 20 parts of clays, water accounts for 25%.
Embodiment nine: production method is with embodiment one, and difference is:
Raw material: 52 parts of non-combustible wastes, 15 parts of coal gangues, 30 parts of clays, water accounts for 22%.
Embodiment ten: production method is with embodiment one, and difference is:
Raw material: 70 parts of non-combustible wastes, 16 parts of coal gangues, 33 parts of clays, water accounts for 27%.
Embodiment 11: production method is with embodiment one, and difference is:
Raw material: 55 parts of non-combustible wastes, 20 parts of coal gangues, 38 parts of clays, water accounts for 25%.
Embodiment 12: production method is with embodiment one, and difference is:
Raw material: 68 parts of non-combustible wastes, 18 parts of coal gangues, 40 parts of clays, water accounts for 24%.
Embodiment 13: production method is with embodiment one, and difference is:
Raw material: 60 parts of non-combustible wastes, 10 parts of coal gangues, 25 parts of clays, water accounts for 25%.
Embodiment 14: production method is with embodiment one, and difference is:
Raw material: 65 parts of non-combustible wastes, 15 parts of coal gangues, 30 parts of clays, water accounts for 30%.
Embodiment 15: production method is with embodiment one, and difference is:
Raw material: 63 parts of non-combustible wastes, 12 parts of coal gangues, 25 parts of clays, water accounts for 28%.
Embodiment 16: production method is with embodiment one, and difference is:
Raw material: 62 parts of non-combustible wastes, 10 parts of coal gangues, 28 parts of clays, water accounts for 26%.

Claims (6)

1, a kind of method with making brick with daily garbage is characterized in that: domestic refuse is sieved, be divided into combustiblerefuse and non-combustible waste; Represent with weight part, with 40~70 parts of non-combustible wastes, 10~20 parts of coal gangues, 20~40 parts of clays,, add the water that accounts for described compound 20~30% by proportioning weighing, pulverizing, mixed compound, remix stirs, and adobe is made in dry-pressing under 9~12MPa pressure then; Adobe is placed tunnel furnace, described combustiblerefuse is burned gasification in vapourizing furnace, and the gas that produces of will gasifying feeds tunnel furnace and act as a fuel, adobe is burnt till 1050~1100 ℃ of following roastings.
2, the method with making brick with daily garbage according to claim 1 is characterized in that: wherein 40~50 parts of non-combustible wastes, 10~15 parts of coal gangues, 20~30 parts of clays.
3, the method with making brick with daily garbage according to claim 1 is characterized in that: wherein 50~70 parts of non-combustible wastes, 15~20 parts of coal gangues, 30~40 parts of clays.
4, the method with making brick with daily garbage according to claim 1 is characterized in that: wherein 60~65 parts of non-combustible wastes, 10~15 parts of coal gangues, 25~30 parts of clays.
5, according to each described method with making brick with daily garbage of claim 1 to 4, it is characterized in that: described domestic refuse screening be with domestic refuse after the extruding of pair roller pulverizer, the screening of sieving then.
6, according to each described method with making brick with daily garbage of claim 1 to 4, it is characterized in that: described roasting time is 5~10h, and described pulverizing is that raw material powder is broken into particle below the 1.5cm.
CN2008100492744A 2008-02-27 2008-02-27 Method for manufacturing bricks by using household garbage Expired - Fee Related CN101519300B (en)

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Cited By (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102765927A (en) * 2012-07-05 2012-11-07 浙江特拉建材有限公司 Brick making method
CN102966954A (en) * 2012-11-23 2013-03-13 王雄鹰 Pyrolyzing and melting kiln and method for preparing ceramics and fuel oil by pyrolyzing garbage
CN103322574A (en) * 2012-03-21 2013-09-25 四川国立能源科技有限公司 Method for co-processing household garbage by using tunnel kiln sintered brick production line and processing system thereof
CN104086159A (en) * 2014-07-30 2014-10-08 新密市环新生活垃圾处理有限公司 Biogas slurry sintered brick and preparation method thereof
CN104140242A (en) * 2014-07-30 2014-11-12 新密市环新生活垃圾处理有限公司 Solid waste pyrolysis waste residue sintered brick and preparing method thereof
CN105693206A (en) * 2016-03-18 2016-06-22 安徽绿风环保节能材料有限公司 Environment-friendly decorative brick with mango aromatic smell
CN105712699A (en) * 2016-03-18 2016-06-29 安徽绿风环保节能材料有限公司 Environmentally-friendly decorative bricks having aromatic odor of tangerines
CN105776954A (en) * 2016-03-18 2016-07-20 安徽绿风环保节能材料有限公司 Environment-friendly decorative brick with Hami melon fragrance
CN105773788A (en) * 2016-03-18 2016-07-20 安徽绿风环保节能材料有限公司 Environment-friendly decoration brick with apple aromatic odor
CN105819807A (en) * 2016-03-18 2016-08-03 安徽绿风环保节能材料有限公司 Environment-friendly decorative brick with pineapple fragrance
CN105837164A (en) * 2016-03-18 2016-08-10 安徽绿风环保节能材料有限公司 Environment-friendly decorative brick block with juicy peach aromatic smell
CN105837165A (en) * 2016-03-18 2016-08-10 安徽绿风环保节能材料有限公司 Environment-friendly decorative brick block with grape sour and sweet smell
CN107150404A (en) * 2017-03-30 2017-09-12 练其辉 Making brick with daily garbage production line with coal feeder
CN107662914A (en) * 2017-10-13 2018-02-06 河北睿索固废工程技术研究院有限公司 Utilize the method and processing system of tunnel cave charing house refuse
CN107971321A (en) * 2017-10-12 2018-05-01 镇江市中运城市环境治理股份有限公司 A kind of household-garbage processing process
CN116253554A (en) * 2023-03-16 2023-06-13 同济大学 Porous brick sintered by waste pyrolysis gasification residues and preparation and application thereof

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* Cited by examiner, † Cited by third party
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CN1027364C (en) * 1991-04-15 1995-01-11 史君洁 Garbage incineration process combined with brick making
CN1168359A (en) * 1996-06-16 1997-12-24 张建高 Sintered gangue brick and its production process
CN1301676A (en) * 1999-12-28 2001-07-04 曲伟 Pressed brick of flyash

Cited By (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103322574A (en) * 2012-03-21 2013-09-25 四川国立能源科技有限公司 Method for co-processing household garbage by using tunnel kiln sintered brick production line and processing system thereof
CN103322574B (en) * 2012-03-21 2016-03-30 四川国立能源科技有限公司 Utilize method and the treatment system thereof of tunnel kiln brick sintering production line cooperative disposal house refuse
CN102765927A (en) * 2012-07-05 2012-11-07 浙江特拉建材有限公司 Brick making method
CN102966954A (en) * 2012-11-23 2013-03-13 王雄鹰 Pyrolyzing and melting kiln and method for preparing ceramics and fuel oil by pyrolyzing garbage
CN102966954B (en) * 2012-11-23 2015-12-09 王雄鹰 Pyrolysis melting kiln and prepare pottery and the method for fuel oil by pyrolysis rubbish
CN104086159A (en) * 2014-07-30 2014-10-08 新密市环新生活垃圾处理有限公司 Biogas slurry sintered brick and preparation method thereof
CN104140242A (en) * 2014-07-30 2014-11-12 新密市环新生活垃圾处理有限公司 Solid waste pyrolysis waste residue sintered brick and preparing method thereof
CN105712699A (en) * 2016-03-18 2016-06-29 安徽绿风环保节能材料有限公司 Environmentally-friendly decorative bricks having aromatic odor of tangerines
CN105693206A (en) * 2016-03-18 2016-06-22 安徽绿风环保节能材料有限公司 Environment-friendly decorative brick with mango aromatic smell
CN105776954A (en) * 2016-03-18 2016-07-20 安徽绿风环保节能材料有限公司 Environment-friendly decorative brick with Hami melon fragrance
CN105773788A (en) * 2016-03-18 2016-07-20 安徽绿风环保节能材料有限公司 Environment-friendly decoration brick with apple aromatic odor
CN105819807A (en) * 2016-03-18 2016-08-03 安徽绿风环保节能材料有限公司 Environment-friendly decorative brick with pineapple fragrance
CN105837164A (en) * 2016-03-18 2016-08-10 安徽绿风环保节能材料有限公司 Environment-friendly decorative brick block with juicy peach aromatic smell
CN105837165A (en) * 2016-03-18 2016-08-10 安徽绿风环保节能材料有限公司 Environment-friendly decorative brick block with grape sour and sweet smell
CN107150404A (en) * 2017-03-30 2017-09-12 练其辉 Making brick with daily garbage production line with coal feeder
CN107971321A (en) * 2017-10-12 2018-05-01 镇江市中运城市环境治理股份有限公司 A kind of household-garbage processing process
CN107662914A (en) * 2017-10-13 2018-02-06 河北睿索固废工程技术研究院有限公司 Utilize the method and processing system of tunnel cave charing house refuse
CN107662914B (en) * 2017-10-13 2020-08-11 河北睿索固废工程技术研究院有限公司 Method and treatment system for carbonizing household garbage by using tunnel kiln
CN116253554A (en) * 2023-03-16 2023-06-13 同济大学 Porous brick sintered by waste pyrolysis gasification residues and preparation and application thereof

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