CN104045252A - Method for producing novel wall material by utilizing waste residues - Google Patents
Method for producing novel wall material by utilizing waste residues Download PDFInfo
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- CN104045252A CN104045252A CN201410230560.6A CN201410230560A CN104045252A CN 104045252 A CN104045252 A CN 104045252A CN 201410230560 A CN201410230560 A CN 201410230560A CN 104045252 A CN104045252 A CN 104045252A
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- China
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- waste residue
- novel wall
- wall material
- produce
- bauxite
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
Abstract
The invention discloses a method for producing a novel wall material by utilizing waste residues. The method is completed according to the following steps: (1) after the waste residues are initially crushed and finely crushed into a powder in a crusher, adding combustible garbage with the weight percentage of 5%-10% into the powder; (2) adding quicklime, ferric oxide and silicon dioxide into the mixture of the waste residues and the combustible garbage, then placing the mixture in a kiln, calcining to a molten state, and cooling to obtain a first material; and placing bauxite in a sintering machine, calcining into sintered agglomerates, and then cooling to obtain a second material; and (3) mixing the first material and the second material, grinding with a ball mill, then entering a homogenizing bin, and homogenizing to obtain the product. Various waste residues are utilized to be mixed with the garbage to produce the novel wall material, so that the method has the advantages of energy saving and emission reduction, reduces the environmental pressure, and reduces the cost. The produced novel wall material has the characteristics of light weight, sound insulation, heat preservation, heat insulation, shock proof, bending resistance, crack resistance, and high strength.
Description
Technical field
The present invention relates to a kind of method of utilizing waste residue to produce novel wall material.
Background technology
Enter 21 century, green, environmental protection becomes the theme in the world, and along with the high speed development that Chinese national economy is built, energy-conservation, reduction of discharging, low-carbon (LC) and recycling economy become the fundamental policy of China.Building material industry is the industry of eating quantity of slag maximum, is bearing the heavy burden of recycling economy.At present, building of construction wall is all to adopt concrete, and concrete is formed by cement, sandstone and water modulation, can't reach the effect of energy-saving and emission-reduction.
Meanwhile, along with the development of building trade, building waste residue is constantly piled up again.Along with the exploitation of mineral products, various mine tailings (Pb-Zn tailings, low-grade zinc oxide ore) and various slag (pyrite cinder, acidleach electrolytic manganese residues) etc. are also constantly piled up.Meanwhile, the riverbed sludge that riverbed, lake etc. clears all obtains well not utilizing, and environmental pollution is serious.
Summary of the invention
For existing problem, the object of the present invention is to provide a kind of method of utilizing waste residue to produce novel wall material, make various waste residues obtain comprehensive utilization.
In order to solve the problems of the technologies described above, a kind of method of utilizing waste residue to produce novel wall material of the present invention, completes according to following steps:
(1), by waste residue in crusher through after first broken, thin broken powdered, then add wherein the combustiblerefuse that weight percent is 5%-10%;
(2), in the mixture of above-mentioned waste residue and combustiblerefuse, adding weight percent is that the unslaked lime of 30%-70% is, the silicon-dioxide of the ferric oxide of 1%-3%, 15%-30%, then said mixture is placed in to kiln and is fired to molten at ± 1350 ℃, cooling first material that obtains;
Meanwhile, bauxite is placed in to sinter machine and is sintered into then cooling second material that obtains of sintering caking, the gross weight of the waste residue before sintering, combustiblerefuse and Wingdale, ferric oxide and silicon-dioxide is 8-9:2-1 with the ratio of the gross weight of bauxite;
(3), by above-mentioned the first material and the second mixing of materials, then after ball milling, enter homogenizing in homogenizing bin and obtain product.
Adopt technique scheme, the novel wall powdered material that the present invention utilizes various waste residue blending combustiblerefuses to produce.In use, according to amount of water, being modulated into proportion is 500-1800kg/m
3, then with concrete, equally build moulding and obtain construction wall, do not need to add sandstone.Bauxite when adding water modulation after sintering generates hydrogen with water lower reaction of alkaline condition (unslaked lime), on material particles surface, form bubble, thereby in body of wall, produce fine porosity, the body of wall that material of the present invention is made has lightweight, sound insulation, heat insulating, antidetonation, feature that intensity is high.Meanwhile, we utilize combustiblerefuse in grinding in ball grinder, form fiber, are bringing into play the effect of anti-folding, cracking resistance in body of wall.The present invention consumes waste residue and combustiblerefuse in a large number, has played energy-saving and emission-reduction, has alleviated the effect of environmental protection pressure.
As preferably: in order to make the powder materials for wall that the present invention produces there is better properties.In step (1), the particle diameter of the material after thin broken is 200 orders.
In technique scheme: described waste residue is at least one in building waste, riverway sludge, mine tailing, slag.
In technique scheme: in order to make the powder materials for wall that the present invention produces there is better properties.In step (2), in bauxite, the content of aluminium sesquioxide is greater than 60%, and the temperature of bauxite sintering in sinter machine is 1350-1500 ℃.
In technique scheme: in step (3), after ball milling, the particle diameter of material is 300 orders.
In technique scheme: the time of described homogenizing is 72h.
The invention has the beneficial effects as follows: 1, the present invention utilizes various waste residues (building waste, riverway sludge, mine tailing, slag) fusion rubbish to produce novel wall material, consume in a large number on the one hand waste residues and combustiblerefuses, play energy-saving and emission-reduction, alleviate the effect of environmental stress.On the other hand, the regeneration of refuse, is conducive to the reduction of manufacturing cost.
2, utilize after Bauxite Sintering, in alkaline environment, with the principle of water generates hydrogen, the novel wall material of production has lightweight, sound insulation, heat insulating, antidetonation, anti-folding, cracking resistance, feature that intensity is high.
3, combustiblerefuse forms fiber in grinding in ball grinder, in body of wall, has brought into play the effect of anti-folding, cracking resistance.
Embodiment
Below in conjunction with specific embodiment, the present invention will be further described:
Combustiblerefuse in the present invention refers to the rubbish that can burn.Comprise plant rubbish, the waste paper class that is not suitable for reclaiming, plastic waste rubber, old fabric articles for use, waste wood etc.
Building waste residue in the present invention refers to cement, useless brick, does not comprise the materials such as timber, aluminium alloy.
Embodiment 1
Utilize waste residue to produce a method for novel wall material, according to following steps, complete:
(1), by Pb-Zn tailings in crusher after just broken, thin broken becomes particle diameter to be the powder of 200 orders left and right, then to add wherein weight percent be 5% combustiblerefuse.
(2), in the mixture of above-mentioned waste residue and combustiblerefuse, adding weight percent is 30% unslaked lime, 1% ferric oxide, 15% silicon-dioxide, said mixture is placed in to kiln and at ± 1350 ℃, is fired to molten, then cooling first material that obtains;
Meanwhile, aluminium sesquioxide content being greater than to 60% bauxite is placed in sinter machine and at 1350-1500 ℃, is sintered into sintering caking, cooling second material that obtains.The ratio of the gross weight of the bauxite before the gross weight of the waste residue before sintering, combustiblerefuse and Wingdale, ferric oxide and silicon-dioxide and sintering is 9:1.
(3), by above-mentioned the first material and the second mixing of materials, then through ball mill, be milled to particle diameter for-300 about orders, send into homogenizing in homogenizing bin and within 72 hours, obtain powdery product.
While building, this powdery product is added to water, being modulated into proportion is 500-1800kg/m
3, then by watering, build up body of wall.
Embodiment 2
Utilize waste residue to produce a method for novel wall material, according to following steps, complete:
(1), by building waste residue in crusher after just broken, thin broken becomes particle diameter to be the powder of 200 orders left and right, then to add wherein weight percent be 10% combustiblerefuse.
(2), in the mixture of above-mentioned waste residue and combustiblerefuse, adding weight percent is 40% unslaked lime, 2% ferric oxide, 20% silicon-dioxide, said mixture is placed in to kiln and at 1300-1400 ℃, is fired to molten, then cooling first material that obtains;
Meanwhile, aluminium sesquioxide content being greater than to 60% bauxite is placed in sinter machine and at 1350-1500 ℃, is sintered into sintering caking, cooling second material that obtains.The ratio of the gross weight of the bauxite before the gross weight of the waste residue before sintering, combustiblerefuse and Wingdale, ferric oxide and silicon-dioxide and sintering is 8:2.
(3), by above-mentioned the first material and the second mixing of materials, then through ball mill, being milled to particle diameter is 300 about orders, sends into homogenizing in homogenizing bin and within 72 hours, obtains powdery product.
While building, this powdery product is added to water, being modulated into proportion is 500-1800kg/m
3, then by watering, build up body of wall.
Embodiment 3
Utilize waste residue to produce a method for novel wall material, according to following steps, complete:
(1), by the riverway sludge of moisture < 1% in crusher after just broken, thin broken becomes particle diameter to be the powder of 200 orders left and right, then to add wherein weight percent be 8% combustiblerefuse.
(2), in the mixture of above-mentioned waste residue and combustiblerefuse, adding weight percent is 70% unslaked lime, 3% ferric oxide, 30% silicon-dioxide, said mixture is placed in to kiln and at 1300-1400 ℃, is fired to molten, then cooling first material that obtains;
Meanwhile, aluminium sesquioxide content being greater than to 60% bauxite is placed in sinter machine and at 1350-1500 ℃, is sintered into sintering caking, cooling second material that obtains.The ratio of the gross weight of the bauxite before the gross weight of the waste residue before sintering, combustiblerefuse and Wingdale, ferric oxide and silicon-dioxide and sintering is 9:1.
(3), by above-mentioned the first material and the second mixing of materials, then through ball mill, being milled to particle diameter is 300 about orders, sends into homogenizing in homogenizing bin and within 72 hours, obtains powdery product.
While building, this powdery product is added to water, being modulated into proportion is 500-1800kg/m
3, then by watering, build up body of wall.
Embodiment 4
Utilize waste residue to produce a method for novel wall material, according to following steps, complete:
(1), by the riverway sludge of moisture < 1% and acidleach electrolytic manganese residues in crusher after just broken, thin broken becomes particle diameter to be the powder of 200 orders left and right, then to add wherein weight percent be 6% combustiblerefuse.The weight ratio of riverway sludge and acidleach electrolytic manganese residues is 1:1.
(2), in the mixture of above-mentioned waste residue and combustiblerefuse, adding weight percent is 60% unslaked lime, 2.5% ferric oxide, 18% silicon-dioxide, said mixture is placed in to kiln and at 1300-1400 ℃, is fired to molten, then cooling first material that obtains;
Meanwhile, aluminium sesquioxide content being greater than to 60% bauxite is placed in sinter machine and at 1350-1500 ℃, is sintered into sintering caking, cooling second material that obtains.The ratio of the gross weight of the bauxite before the gross weight of the waste residue before sintering, combustiblerefuse and Wingdale, ferric oxide and silicon-dioxide and sintering is 9:1.
(3), by above-mentioned the first material and the second mixing of materials, then through ball mill, being milled to particle diameter is 300 about orders, sends into homogenizing in homogenizing bin and within 72 hours, obtains powdery product.
While building, this powdery product is added to water, being modulated into proportion is 500-1800kg/m
3, then by watering, build up body of wall.
More than describe preferred embodiment of the present invention in detail.Should be appreciated that those of ordinary skill in the art just can design according to the present invention make many modifications and variations without creative work.Therefore, all technician in the art, all should be in the determined protection domain by claims under this invention's idea on the basis of existing technology by the available technical scheme of logical analysis, reasoning, or a limited experiment.
Claims (6)
1. utilize waste residue to produce a method for novel wall material, according to following steps, complete:
(1), by waste residue in crusher through after first broken, thin broken powdered, then add wherein the combustiblerefuse that weight percent is 5%-10%;
(2), in the mixture of above-mentioned waste residue and combustiblerefuse, adding weight percent is that the unslaked lime of 30%-70% is, the silicon-dioxide of the ferric oxide of 1%-3%, 15%-30%, then said mixture is placed in to kiln and is fired to molten at ± 1350 ℃, cooling first material that obtains;
Meanwhile, bauxite is placed in to sinter machine and is sintered into then cooling second material that obtains of sintering caking, the gross weight of the waste residue before sintering, combustiblerefuse and Wingdale, ferric oxide and silicon-dioxide is 8-9:2-1 with the ratio of the gross weight of bauxite;
(3), by above-mentioned the first material and the second mixing of materials, then after ball milling, enter homogenizing in homogenizing bin and obtain product.
2. utilize according to claim 1 waste residue to produce the method for novel wall material, it is characterized in that: in step (1), the particle diameter of the material after thin broken is-200 orders.
3. according to utilizing waste residue to produce the method for novel wall material described in claim 1 or 2, it is characterized in that: described waste residue is at least one in building waste, riverway sludge, mine tailing, slag.
4. according to utilizing waste residue to produce the method for novel wall material described in claim 1 or 2, it is characterized in that: in step (2), in bauxite, the content of aluminium sesquioxide is greater than 60%, and the temperature of bauxite sintering in sinter machine is 1350-1500 ℃.
5. according to utilizing waste residue to produce the method for novel wall material described in claim 1 or 2, it is characterized in that: in step (3), after ball milling, the particle diameter of material is-300 orders.
6. utilize according to claim 4 waste residue to produce the method for novel wall material, it is characterized in that: the time of described homogenizing is 72h.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410230560.6A CN104045252B (en) | 2014-05-29 | 2014-05-29 | Waste residue is utilized to produce the method for materials for wall |
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|---|---|---|---|
| CN201410230560.6A CN104045252B (en) | 2014-05-29 | 2014-05-29 | Waste residue is utilized to produce the method for materials for wall |
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| CN104045252A true CN104045252A (en) | 2014-09-17 |
| CN104045252B CN104045252B (en) | 2015-12-09 |
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| CN201410230560.6A Active CN104045252B (en) | 2014-05-29 | 2014-05-29 | Waste residue is utilized to produce the method for materials for wall |
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101050097A (en) * | 2007-03-29 | 2007-10-10 | 上海大学 | Method for fabricating lightweight wall body by using BIF mine tailings |
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- 2014-05-29 CN CN201410230560.6A patent/CN104045252B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101050097A (en) * | 2007-03-29 | 2007-10-10 | 上海大学 | Method for fabricating lightweight wall body by using BIF mine tailings |
Non-Patent Citations (1)
| Title |
|---|
| 张宇炫: "赤泥在墙体材料行业中的应用分析", 《新型墙材》 * |
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Address after: 409100 no.10-2, No.32, Zhengjie street, Nanbin Town, Shizhu Tujia Autonomous County, Chongqing Patentee after: Chongqing Yiyuan Environmental Protection Engineering Co.,Ltd. Address before: 10-2, No. 32 Zhengjie, Nanbin Town, Shizhu Tujia Autonomous County, Chongqing, 409100 Patentee before: CHONGQING JUXIN MINING CO.,LTD. |