CN110183209A - A method of sintering brick permeable to water is prepared using ceramic rod waste material and municipal sludge - Google Patents
A method of sintering brick permeable to water is prepared using ceramic rod waste material and municipal sludge Download PDFInfo
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- CN110183209A CN110183209A CN201910429187.XA CN201910429187A CN110183209A CN 110183209 A CN110183209 A CN 110183209A CN 201910429187 A CN201910429187 A CN 201910429187A CN 110183209 A CN110183209 A CN 110183209A
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- C04B33/00—Clay-wares
- C04B33/02—Preparing or treating the raw materials individually or as batches
- C04B33/13—Compounding ingredients
- C04B33/132—Waste materials; Refuse; Residues
- C04B33/1321—Waste slurries, e.g. harbour sludge, industrial muds
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- C04B33/00—Clay-wares
- C04B33/02—Preparing or treating the raw materials individually or as batches
- C04B33/13—Compounding ingredients
- C04B33/132—Waste materials; Refuse; Residues
- C04B33/1324—Recycled material, e.g. tile dust, stone waste, spent refractory material
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- C04B33/00—Clay-wares
- C04B33/02—Preparing or treating the raw materials individually or as batches
- C04B33/13—Compounding ingredients
- C04B33/132—Waste materials; Refuse; Residues
- C04B33/1328—Waste materials; Refuse; Residues without additional clay
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- C04B33/30—Drying methods
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- C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
- C04B38/06—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by burning-out added substances by burning natural expanding materials or by sublimating or melting out added substances
- C04B38/063—Preparing or treating the raw materials individually or as batches
- C04B38/0635—Compounding ingredients
- C04B38/0645—Burnable, meltable, sublimable materials
- C04B38/0665—Waste material; Refuse other than vegetable refuse
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3201—Alkali metal oxides or oxide-forming salts thereof
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/34—Non-metal oxides, non-metal mixed oxides, or salts thereof that form the non-metal oxides upon heating, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3427—Silicates other than clay, e.g. water glass
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/34—Non-metal oxides, non-metal mixed oxides, or salts thereof that form the non-metal oxides upon heating, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3427—Silicates other than clay, e.g. water glass
- C04B2235/3463—Alumino-silicates other than clay, e.g. mullite
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/65—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes
- C04B2235/656—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes characterised by specific heating conditions during heat treatment
- C04B2235/6562—Heating rate
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/65—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes
- C04B2235/656—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes characterised by specific heating conditions during heat treatment
- C04B2235/6567—Treatment time
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
- C04B2235/96—Properties of ceramic products, e.g. mechanical properties such as strength, toughness, wear resistance
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/60—Production of ceramic materials or ceramic elements, e.g. substitution of clay or shale by alternative raw materials, e.g. ashes
Abstract
The invention discloses a kind of methods for preparing sintering brick permeable to water using ceramic rod waste material and municipal sludge.The sintering brick permeable to water, the raw material including following parts by weight: 35-45 parts of ceramic rod waste material, 20-30 parts of municipal sludge, 5-10 parts of feldspar, 8-12 parts of waterglass, 12-18 parts of water.Preparation method includes ingredient, mixing, aging, molding, microwave drying, firing.The present invention realizes the resource utilization of solid waste, reduces the production cost of water-permeable brick, moreover, preparation process is simple, high production efficiency, environmental protection and energy saving.
Description
Technical field
The invention belongs to solid waste processing and ceramic technology fields, and in particular to it is a kind of using ceramic rod waste material and
The method that municipal sludge prepares sintering brick permeable to water.
Background technique
In recent years, being continuously increased with sewage plant processing water, the processing problem of municipal sludge is increasingly serious.China city
The sludge quantity that city's sludge treatment plant generates every year is up to 60,000,000 tons.If dealt carefully with not in time, environment will be generated serious
Secondary pollution.Traditional sludge disposal technology mostly uses the interim measures such as deep soil landfill, ocean dumping and agricultural compost, Wu Facong
Fundamentally realize the disposition and utilization of sludge " minimizing, stabilisation, innoxious and recycling ".Municipal sludge contains SiO2、
Al2O3And Fe2O3Etc. inorganic constituents it is similar with clay component.The beneficiating ingredient for efficiently using municipal sludge, turning waste into wealth is solution
The certainly important development direction of municipal sludge pollution.Currently, sintering brick permeable to water mostly using clay as primary raw material, has not only damaged largely
Soil also destroys ecological environment.Sintering brick permeable to water is prepared using municipal sludge, clay can be substituted, still, when sludge adds
When measuring higher, the intensity of water-permeable brick is lower；When sludge additive amount is lower, need through addition other compositions to improve manosil AS
Salt content leads to manufacturing cost height.
Ceramic rod waste material is in the leftover pieces generated in ceramic rod production process, substandard products, waste product and use process
The roller stick of fracture.Currently, 8000-10000 tons of ceramic rod waste materials of domestic annual about generation.These waste materials contain very high oxygen
Change aluminium component, leaves unused if being stacked, will cause the wasting of resources.
Summary of the invention
In view of the deficiencies of the prior art, ceramic rod waste material and municipal sludge are utilized the purpose of the present invention is to provide a kind of
The method for preparing sintering brick permeable to water, the sintering brick permeable to water intensity is high, frost resistance is strong, excellent water permeability.
The invention is realized by the following technical scheme:
It is a kind of to prepare sintering brick permeable to water using ceramic rod waste material and municipal sludge, the raw material including following parts by weight: ceramics
35-45 parts of roller rod waste material, 20-30 parts of municipal sludge, 5-10 parts of feldspar, 8-12 parts of waterglass, 12-18 parts of water.
Preferably, a kind of to prepare sintering brick permeable to water, including following parts by weight using ceramic rod waste material and municipal sludge
Raw material: 41 parts of ceramic rod waste material, 26 parts of municipal sludge, 9 parts of feldspar, 10 parts of waterglass, 14 parts of water.
Preferably, the Al of ceramic rod waste material described above2O3Content is higher than 80%.
Preferably, ceramic rod waste material described above passes through break process, and partial size is 1-3 mm.
Preferably, SiO in municipal sludge described above2Content is higher than 30%, Al2O3Content is higher than 12%.
Preferably, the partial size of municipal sludge described above is 0.2-0.6 mm.
Preferably, the moisture content of municipal sludge described above is lower than 1%.
Preferably, the total content of potassium oxide and sodium oxide molybdena is higher than 15% in feldspar described above.
Preferably, the modulus of waterglass described above is 2.
A method of sintering brick permeable to water is prepared using ceramic rod waste material and municipal sludge, comprising the following steps:
(1) ingredient: following raw material: 35-45 parts of ceramic rod waste material, 20-30 parts of municipal sludge, length is weighed respectively in parts by weight
5-10 parts of stone, 8-12 parts of waterglass, 12-18 parts of water.
(2) it mixes: by 5-10 parts of 35-45 parts of ceramic rod waste material, 20-30 parts of municipal sludge, feldspar addition blenders, with
20-40 revs/min of speed stirs 5-10 minutes.Then waterglass 8-12 parts, 12-18 parts of water is added, continues stirring 5-10 minutes.
(3) aging: the raw material that step (2) are uniformly mixed is 20-28 hours aging at room temperature.
(4) it forms: the powder that step (3) obtains being put into mold, the compression moulding under 50-60 MPa pressure.
(5) green body that step (4) obtains microwave drying: is placed in the microwave dryer of 2.45 GHz of frequency, 3 KW of power
In, it is 2-5 minutes dry.
(6) it fires: the dry base substrate that step (5) obtains being placed in furnace, with the heating rate of 3-6 DEG C/min, is warming up to
1300-1400 DEG C, keep the temperature 2-3 hours.Then, Temperature fall is utilized the burning of ceramic rod waste material and municipal sludge preparation
Tie water-permeable brick.
The invention has the benefit that
1, sintering brick permeable to water is prepared using ceramic rod waste material and municipal sludge, turned waste into wealth, realize the money of solid waste
Sourceization utilizes, and reduces the production cost of water-permeable brick.
2, the alumina content of ceramic rod waste material is up to 80% or more, significantly improves the intensity of sintering brick permeable to water and resists
Jelly property.
3, organic matter is rich in municipal sludge, the calorific value of organic matter can reduce the energy consumption of product calcination process.Meanwhile it is organic
Porous structure is formed after matter burning volatilization, addition pore creating material is not needed in water-permeable brick preparation process.
4, using microwave drying process, heating rapidly, can save drying time and reduce energy consumption.Moreover, microwave heating
Uniformly, the problems such as can effectively solving the blank cracking of drying process generation.
5, preparation process of the invention is simple, high production efficiency, production cost are low.
Specific embodiment
Below with reference to embodiment, technical scheme is described further, but institute's protection scope of the present invention is not limited to
This.
Embodiment 1:
41 parts of ceramic rod waste material, 26 parts of municipal sludge, 9 parts of feldspar, 10 parts of waterglass, 14 parts of water are weighed in parts by weight.It will
Blender is added in weighed ceramic rod waste material, municipal sludge, feldspar, is stirred 5 minutes with 30 revs/min of speed.Then it is added
Weighed waterglass and water continue stirring 5 minutes.Raw material aging 24 hours at room temperature will be uniformly mixed.
Powder after will be aging is put into mold, and the compression moulding under 50 MPa pressure obtains green compact.Green compact are placed in frequency
It is 3 minutes dry in the microwave dryer that rate is 2.45 GHz, power is 3 KW.Green body after drying is placed in furnace, with 5 DEG C/
The rate of min is warming up to 1380 DEG C, keeps the temperature 3 hours.Temperature fall, be utilized ceramic rod waste material and municipal sludge preparation
Sintering brick permeable to water.
125 MPa of compression strength of the sintering brick permeable to water, 0.054 cm/s of coefficient of permeability, pressure resistance after 25 Frozen-thawed cycleds
Spend loss late 5%.
Embodiment 2:
35 parts of ceramic rod waste material, 30 parts of municipal sludge, 10 parts of feldspar, 8 parts of waterglass, 17 parts of water are weighed in parts by weight.It will
Blender is added in weighed ceramic rod waste material, municipal sludge, feldspar, is stirred 8 minutes with 40 revs/min of speed.Then it is added
Weighed waterglass and water continue stirring 8 minutes.Raw material aging 20 hours at room temperature will be uniformly mixed.
Powder after will be aging is put into mold, and the compression moulding under 55 MPa pressure obtains green compact.Green compact are placed in frequency
It is 2 minutes dry in the microwave dryer that rate is 2.45 GHz, power is 3 KW.Green body after drying is placed in furnace, with 3 DEG C/
The rate of min is warming up to 1350 DEG C, keeps the temperature 2 hours.Temperature fall, be utilized ceramic rod waste material and municipal sludge preparation
Sintering brick permeable to water.
105 MPa of compression strength of the sintering brick permeable to water, 0.048 cm/s of coefficient of permeability, pressure resistance after 25 Frozen-thawed cycleds
Spend loss late 7%.
Embodiment 3:
45 parts of ceramic rod waste material, 20 parts of municipal sludge, 5 parts of feldspar, 12 parts of waterglass, 18 parts of water are weighed in parts by weight.It will
Blender is added in weighed ceramic rod waste material, municipal sludge, feldspar, is stirred 10 minutes with 30 revs/min of speed.Then it is added
Weighed waterglass and water continue stirring 10 minutes.Raw material aging 28 hours at room temperature will be uniformly mixed.
Powder after will be aging is put into mold, and the compression moulding under 60 MPa pressure obtains green compact.Green compact are placed in frequency
It is 5 minutes dry in the microwave dryer that rate is 2.45 GHz, power is 3 KW.Green body after drying is placed in furnace, with 4 DEG C/
The rate of min is warming up to 1400 DEG C, keeps the temperature 3 hours.Temperature fall, be utilized ceramic rod waste material and municipal sludge preparation
Sintering brick permeable to water.
130 MPa of compression strength of the sintering brick permeable to water, 0.050 cm/s of coefficient of permeability, pressure resistance after 25 Frozen-thawed cycleds
Spend loss late 6%.
It should be noted that the above list is only a few specific embodiments of the present invention, it is clear that the present invention is not only
It is limited to above embodiments, there can also be other deformations.Those skilled in the art directly exported from the disclosure of invention or
All deformations for connecing amplification, are considered as protection scope of the present invention.
Claims (10)
1. a kind of sintering brick permeable to water prepared using ceramic rod waste material and municipal sludge, which is characterized in that including following weight
The raw material of number: 35-45 parts of ceramic rod waste material, 20-30 parts of municipal sludge, 5-10 parts of feldspar, 8-12 parts of waterglass, water 12-
18 parts.
2. sintering brick permeable to water according to claim 1, which is characterized in that the raw material including following parts by weight: ceramic roller
41 parts of bar waste material, 26 parts of municipal sludge, 9 parts of feldspar, 10 parts of waterglass, 14 parts of water.
3. sintering brick permeable to water according to claim 1, which is characterized in that the Al of the ceramic rod waste material2O3Content is higher than
80%。
4. sintering brick permeable to water according to claim 1, which is characterized in that the ceramic rod waste material passes through break process,
Partial size is 1-3 mm.
5. sintering brick permeable to water according to claim 1, which is characterized in that SiO in the municipal sludge2Content is higher than 30%,
Al2O3Content is higher than 12%.
6. sintering brick permeable to water according to claim 1, which is characterized in that the partial size of the municipal sludge is 0.2-0.6
mm。
7. sintering brick permeable to water according to claim 1, which is characterized in that the moisture content of the municipal sludge is lower than 1%.
8. sintering brick permeable to water according to claim 1, which is characterized in that potassium oxide and sodium oxide molybdena always contains in the feldspar
Amount is higher than 15%.
9. sintering brick permeable to water according to claim 1, which is characterized in that the modulus of the waterglass is 2.
10. a kind of method for preparing sintering brick permeable to water using ceramic rod waste material and municipal sludge, comprising the following steps:
(1) ingredient: following raw material: 35-45 parts of ceramic rod waste material, 20-30 parts of municipal sludge, length is weighed respectively in parts by weight
5-10 parts of stone, 8-12 parts of waterglass, 12-18 parts of water；
(2) it mixes: by 5-10 parts of 35-45 parts of ceramic rod waste material, 20-30 parts of municipal sludge, feldspar addition blenders, with 20-
40 revs/min of speed stirs 5-10 minutes, then, waterglass 8-12 parts, 12-18 parts of water is added, continues stirring 5-10 minutes；
(3) aging: the raw material that step (2) are uniformly mixed is 20-28 hours aging at room temperature；
(4) it forms: the powder that step (3) obtains being put into mold, the compression moulding under 50-60 MPa pressure；
(5) microwave drying: being placed in continuous-type microwave drying oven for the green body that step (4) obtains, in 2.45 GHz, 3 KW work item
It is 2-5 minutes dry under part, obtain dry base substrate；
(6) it fires: the dry base substrate that step (5) obtains being placed in furnace, with the heating rate of 3-6 DEG C/min, is warming up to 1300-
1400 DEG C, 2-3 hours are kept the temperature, then, it is permeable to be utilized sintering prepared by ceramic rod waste material and municipal sludge for Temperature fall
Brick.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910429187.XA CN110183209A (en) | 2019-05-22 | 2019-05-22 | A method of sintering brick permeable to water is prepared using ceramic rod waste material and municipal sludge |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910429187.XA CN110183209A (en) | 2019-05-22 | 2019-05-22 | A method of sintering brick permeable to water is prepared using ceramic rod waste material and municipal sludge |
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| CN110183209A true CN110183209A (en) | 2019-08-30 |
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| CN201910429187.XA Pending CN110183209A (en) | 2019-05-22 | 2019-05-22 | A method of sintering brick permeable to water is prepared using ceramic rod waste material and municipal sludge |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110550934A (en) * | 2019-10-12 | 2019-12-10 | 杭州力锦环保建材有限公司 | Water permeable brick manufactured by sintering municipal sludge and construction waste and manufacturing method thereof |
| CN110937876A (en) * | 2019-12-18 | 2020-03-31 | 黄河水利职业技术学院 | Polymer fiber concrete water permeable brick based on solid waste and preparation method thereof |
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| CN101717267A (en) * | 2009-11-24 | 2010-06-02 | 武汉科技大学 | Lightweight brick prepared from porzite roller rod waste material as raw material and preparation method thereof |
| CN106518009A (en) * | 2016-11-11 | 2017-03-22 | 唐健发 | Environmentally friendly water permeable brick |
| CN106518004A (en) * | 2016-11-11 | 2017-03-22 | 唐健发 | Water-permeable brick prepared from ceramic waste and starch factory sludge powder |
-
2019
- 2019-05-22 CN CN201910429187.XA patent/CN110183209A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101717267A (en) * | 2009-11-24 | 2010-06-02 | 武汉科技大学 | Lightweight brick prepared from porzite roller rod waste material as raw material and preparation method thereof |
| CN106518009A (en) * | 2016-11-11 | 2017-03-22 | 唐健发 | Environmentally friendly water permeable brick |
| CN106518004A (en) * | 2016-11-11 | 2017-03-22 | 唐健发 | Water-permeable brick prepared from ceramic waste and starch factory sludge powder |
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| Title |
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| 梁燕君: "《商品质量检验》", 31 July 1994, 中国标准出版社 * |
| 谈国强等: "《硅酸盐工业产品性能及测试分析》", 31 August 2004, 化学工业出版社 * |
| 骆光林: "《印刷包装材料》", 31 March 2002, 中国轻工业出版社 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110550934A (en) * | 2019-10-12 | 2019-12-10 | 杭州力锦环保建材有限公司 | Water permeable brick manufactured by sintering municipal sludge and construction waste and manufacturing method thereof |
| CN110937876A (en) * | 2019-12-18 | 2020-03-31 | 黄河水利职业技术学院 | Polymer fiber concrete water permeable brick based on solid waste and preparation method thereof |
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Application publication date: 20190830 |