CN102503539B - Spherical attapulgite flower ceramsite - Google Patents
Spherical attapulgite flower ceramsite Download PDFInfo
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- CN102503539B CN102503539B CN2011103523498A CN201110352349A CN102503539B CN 102503539 B CN102503539 B CN 102503539B CN 2011103523498 A CN2011103523498 A CN 2011103523498A CN 201110352349 A CN201110352349 A CN 201110352349A CN 102503539 B CN102503539 B CN 102503539B
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- flower ceramsite
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- attapulgite flower
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- 229960000892 attapulgite Drugs 0.000 title claims abstract description 61
- 229910052625 palygorskite Inorganic materials 0.000 title claims abstract description 61
- 239000004927 clay Substances 0.000 claims abstract description 25
- 239000000843 powder Substances 0.000 claims abstract description 25
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 11
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 claims abstract description 10
- 235000007164 Oryza sativa Nutrition 0.000 claims abstract description 9
- 235000009566 rice Nutrition 0.000 claims abstract description 9
- 229910000278 bentonite Inorganic materials 0.000 claims abstract description 7
- 239000000440 bentonite Substances 0.000 claims abstract description 7
- 238000002156 mixing Methods 0.000 claims abstract description 6
- 238000012216 screening Methods 0.000 claims abstract description 6
- 240000007594 Oryza sativa Species 0.000 claims abstract 2
- 239000002245 particle Substances 0.000 claims description 19
- 238000005469 granulation Methods 0.000 claims description 9
- 230000003179 granulation Effects 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 claims description 9
- 239000000725 suspension Substances 0.000 claims description 8
- 238000009775 high-speed stirring Methods 0.000 claims description 2
- 239000010802 sludge Substances 0.000 abstract description 9
- 238000001816 cooling Methods 0.000 abstract description 3
- 239000002699 waste material Substances 0.000 abstract description 3
- 238000010521 absorption reaction Methods 0.000 abstract description 2
- 235000016709 nutrition Nutrition 0.000 abstract description 2
- 230000035764 nutrition Effects 0.000 abstract description 2
- 235000013311 vegetables Nutrition 0.000 abstract description 2
- 238000005336 cracking Methods 0.000 abstract 1
- 239000010903 husk Substances 0.000 abstract 1
- 239000004615 ingredient Substances 0.000 abstract 1
- 238000004806 packaging method and process Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 10
- 238000001035 drying Methods 0.000 description 8
- 241000209094 Oryza Species 0.000 description 7
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 6
- 239000000047 product Substances 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 241000196324 Embryophyta Species 0.000 description 4
- 239000000919 ceramic Substances 0.000 description 4
- 239000008187 granular material Substances 0.000 description 4
- 239000002689 soil Substances 0.000 description 4
- 235000002918 Fraxinus excelsior Nutrition 0.000 description 3
- 239000002956 ash Substances 0.000 description 3
- 239000003462 bioceramic Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 239000010865 sewage Substances 0.000 description 3
- 239000010801 sewage sludge Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- 239000002250 absorbent Substances 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- 210000003608 fece Anatomy 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 239000010871 livestock manure Substances 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 235000021049 nutrient content Nutrition 0.000 description 2
- 235000015097 nutrients Nutrition 0.000 description 2
- 239000005416 organic matter Substances 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 206010006895 Cachexia Diseases 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 230000004523 agglutinating effect Effects 0.000 description 1
- 229910021417 amorphous silicon Inorganic materials 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 239000002734 clay mineral Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- GUJOJGAPFQRJSV-UHFFFAOYSA-N dialuminum;dioxosilane;oxygen(2-);hydrate Chemical compound O.[O-2].[O-2].[O-2].[Al+3].[Al+3].O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O GUJOJGAPFQRJSV-UHFFFAOYSA-N 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000002615 epidermis Anatomy 0.000 description 1
- 239000010433 feldspar Substances 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 1
- 229910052622 kaolinite Inorganic materials 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 229910052901 montmorillonite Inorganic materials 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000002210 silicon-based material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- 208000016318 wasting Diseases 0.000 description 1
Classifications
-
- 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
Landscapes
- Treatment Of Sludge (AREA)
- Cultivation Of Plants (AREA)
Abstract
The invention discloses spherical attapulgite flower ceramsite. The key points of the technical scheme are that the spherical attapulgite flower ceramsite consists of high-adhesion attapulgite clay powder, attapulgite clay tailing powder, red bentonite powder, sludge, diatomite tailing powder and rice husk powder. The spherical attapulgite flower ceramsite is produced by the following steps of mixing the ingredients, pelleting, roasting, cooling, screening and packaging. The spherical attapulgite flower ceramsite has a rough and porous surface, is light in weight, high in strength and water absorption rate, can be immersed in water throughout the year without cracking and can continuously and slowly release nutrition required by flowers. Moreover, the spherical attapulgite flower ceramsite is produced by comprehensively utilizing the sludge and tailings, so that the resource utilization rate is improved, waste is turned into wealth, and environment is protected. Besides, the cylindrical attapulgite flower ceramsite is applicable to cultivation of various flowers and vegetables.
Description
Technical field
The present invention relates to haydite, be specifically related to a kind of spherical attapulgite flower ceramsite.
Background technology
Being applied to should have many micropores in the flower ceramsite of afforestation, and will have the granule strength height, and water absorbing properties is good, ventilative and hold the strong characteristics of fertile ability.
The flower ceramsite price of supply is high in the market, and granule strength is low, soaks more than the period of greater than two months in water, and flower ceramsite will burst and be decomposed into small shreds, affects result of use.
Chinese patent Granted publication CN 1246252 C, March 22 2006 Granted publication day, name is called " a kind of ceramic particle and manufacture craft thereof for plant growing ", disclose " a kind of environment protecting bioceramics; be used for cultivation of plants and water purification; it has micropore, water-intake rate be greater than 18%, and contain the charcoal of trace; The technical process that environment protecting bioceramics of the present invention is produced product divides six procedures by order before and after it: raw material-ball milling-mud sieves-press dewatering-moulding-roasting, this invention has and beautifies plant, keeps the clean and tidy of surrounding environment, the environmental-protection function such as remove peculiar smell, purify waste water, and its product color is easy to control, the characteristics such as good water absorption ".
The weak point of above-mentioned patent is " environment protecting bioceramics is produced the technical process of product by order minute six procedures before and after it ", greatly increased the production cost of product, have influence on applying of ceramic particle, ceramic particle through 750~1100 ℃ of roastings after, powdered carbon in the ceramic particle has burnt till ashes, has obviously reduced the effect of removing peculiar smell.
Mineral Resources in China 80% is intergrowth mineral, and a large amount of valuable resources retain among the mine tailing, and tailings impoundment need to take a large amount of soils.A lot of Tailings Dams exceed the time limit or excess load is used, even violation operation, make Tailings Dam have very big potential safety hazard, and the surrounding area people's property and life security caused serious threat.
Mud is the byproduct of municipal sewage treatment, and not only generation is large, and composition is extremely complicated, if deal with improperly, will cause secondary pollution.Simultaneously, mud is as secondary resource, and is how economical, reasonably to utilize also be one of problem of the outer extensive concern of Now Domestic.
The nutrient contents such as mud organic matter, nitrogen, phosphorus are higher, even be higher than common farm manure, and be easy to provide available nutrient, be applicable to produce flower ceramsite, but moisture percentage in sewage sludge often is higher than 95%, and the simple effective method that reduces moisture percentage in sewage sludge is to concentrate and drying and other treatment.
Chinese patent Granted publication CN 101531500 B, on June 22 2011 Granted publication day, name is called " with the method for firing ceramsite by using sludge ", discloses " a kind of method with firing ceramsite by using sludge.The method at first will be carried out mud drying process through the sludge of sewage treatment plant behind the mechanical dehydration or lake, river Dredged Sludge in special mud drying device, the water ratio of mud and volume are down to respectively below 30% with below 1/3rd.Then by special press, mud is pressed into raw material ball, the mud raw material ball through 1000~1100 ℃ roasting after, form sludge ceramsite, the hot flue gas of discharging was as the thermal source of sludge drying when sludge ceramsite was fired ".
The weak point of above-mentioned patent is to carry out drying and drying and other treatment to mud, has greatly increased the production cost of haydite, and the haydite intensity of utilizing merely mud to produce is low and porosity is little, has influence on the result of use of haydite.
Summary of the invention
The objective of the invention is to overcome weak point in the prior art, a kind of spherical attapulgite flower ceramsite is provided.
Spherical attapulgite flower ceramsite is comprised of the sticking attapulgite clay powder of height, attapulgite clay mine tailing, red bentonite in powder, mud, diatomite mine tailing and powdered rice hulls.
The production method of spherical attapulgite flower ceramsite: the batching of spherical attapulgite flower ceramsite is packaged as spherical attapulgite flower ceramsite through mixing, granulation, roasting, cooling and screening.
Attapulgite clay be a kind of layer of chain-like structure contain Shuifu County's zeopan clay mineral, the attapulgite clay soil property is fine and smooth, water-absorbent is strong, tool viscosity and plasticity-when wet, be conducive to the bonding between the raw material, can improve granule strength, sticking power and the porosity of spherical attapulgite flower ceramsite sand.
High sticking attapulgite clay powder refers to get 28.0g attapulgite clay powder sample, add in the suspension cup of homogenizer, add again 372g water, the suspension cup is placed on the homogenizer, under 11000 rev/mins rotating speed, stirred 20 minutes, to pour in the beaker of 250ml through the high-speed stirring sample suspension again the viscosity of using NDJ-1 type rotational viscosimeter to test its suspension, tested viscosity value 〉=2200 into
MPasThe attapulgite clay powder be high sticking attapulgite clay powder, the height that the present invention selects glues attapulgite clay powder particles fineness≤0.074 millimeter.
Attapulgite clay can mix in recovery process a certain amount of rubble and earth, can't sieve, and abandons as a kind of mine tailing, causes a large amount of wastings of resources, the particle fineness of attapulgite clay mine tailing≤0.1 millimeter.
Red wilkinite iron oxide content is high, and water-absorbent is strong, has plasticity-and agglutinating value(of coal), is used for the present invention and can improves the intensity of spherical attapulgite flower ceramsite sand and reduce sintering temperature;
Red wilkinite originates in horse race mining area, mountain, Gui Wu town, Xuyi County, Jiangsu Province, main component has quartz, montmorillonite, kaolinite, rhombohedral iron ore and feldspar, iron oxide content 〉=14%, aluminium sesquioxide content 〉=10%, common wilkinite iron oxide content≤5%, reserve have more than 1,000,000 tons, it is a surface mines, because purposes is not extensive, at present not yet can the big area exploitation, the particle fineness of red bentonite in powder≤0.10 millimeter.
Mud is the byproduct of municipal sewage treatment, and is large in number and widely distributed, and the nutrient contents such as mud organic matter, nitrogen, phosphorus are higher, even are higher than common farm manure, are easy to provide available nutrient.
Moisture percentage in sewage sludge is greater than 90%; be difficult to carry out drying treatment; because mud plasticity-is better; after the sticking attapulgite clay powder of height, attapulgite clay mine tailing, red bentonite in powder, diatomite mine tailing, powdered rice hulls and mud mixing; the water content of mixture can be below the fast-descending to 20%; can directly enter granulator granulation, the particle fineness of mud≤0.10 millimeter.
Diatomite is fine and smooth, loose, light weight, porous, specific surface area is large, the space is regular distribution, and stable chemical nature is a kind of natural nano aperture amorphous silicon material, but diatomite is made a low multiple use, the product of most enterprises comes from one-level soil, and two, three grades of soil are discarded in a large number, have caused serious waste of resources, also polluted environment, the present invention selects the particle fineness of diatomite mine tailing≤0.10 millimeter.
It is in order to increase the porosity of spherical attapulgite flower ceramsite that the present invention adopts powdered rice hulls, and spherical attapulgite flower ceramsite is in roasting process, and the powdered rice hulls burning in the haydite is ashes, forms a large amount of micropores, the particle fineness of powdered rice hulls≤0.10 millimeter.
The present invention is achieved by following technical proposals:
1, the batching of spherical attapulgite flower ceramsite is comprised of following component by weight percentage: high sticking attapulgite clay powder 1~10%, attapulgite clay mine tailing 5~25%, red bentonite in powder 5~20%, mud 45~65%, diatomite mine tailing 5~20% and powdered rice hulls 1~10%.
2, input the granulating disc granulation after the batching adding stirrer for mixing of the production method of spherical attapulgite flower ceramsite: ⑴ with spherical attapulgite flower ceramsite, particle diameter is controlled at 3~30 millimeters; ⑵ the particle input internally heated type revolution roasting in kilns after with granulation, maturing temperature is controlled at 550~850 ℃, and roasting time is controlled at 1~6 hour; ⑶ cool off in the particle input rotary cooler after with roasting, after overcooling and screening, be packaged as spherical attapulgite flower ceramsite.
Screening is chip and the ashes that produce in roasting process in order to remove spherical attapulgite flower ceramsite.
The present invention does not need mud is concentrated and drying and other treatment, greatly reduces the production cost of haydite.
Because the granule strength after the granulation of the present invention is higher, when adopting the internally heated type rotary kiln to carry out roasting, maturing temperature is controlled at 550~850 ℃, and it is low to have sintering temperature, reduces energy consumption, the characteristics of the fast and low production cost of speed of cooling.
Spherical attapulgite flower ceramsite is spheroidal, the epidermis rough porous, be a kind of lightweight, intensity is large, water-intake rate is high flower ceramsite, spherical attapulgite flower ceramsite can be immersed in can not produce in the water throughout the year and burst apart, and constantly slowly discharges the needed nutrition of flowers.
The present invention fully utilizes mud and mine tailing is produced spherical attapulgite flower ceramsite, not only is conducive to improve resource utilization, turns waste into wealth, and can also reduce land occupation, and protection of the environment and environment purification are to achieve many things at one stroke.
Spherical attapulgite flower ceramsite is applicable to plant various flowers and vegetables.
Embodiment
The invention will be further described below in conjunction with embodiment:
1, the batching of spherical attapulgite flower ceramsite is comprised of following component by weight percentage: high sticking attapulgite clay powder 7%, attapulgite clay mine tailing 18%, red bentonite in powder 12%, mud 52%, diatomite mine tailing 8% and powdered rice hulls 3%.
2, input the granulating disc granulation after the batching adding stirrer for mixing of the production method of spherical attapulgite flower ceramsite: ⑴ with spherical attapulgite flower ceramsite, particle diameter is controlled at 8~12 millimeters; ⑵ the particle input internally heated type revolution roasting in kilns after with granulation, maturing temperature is controlled at 750~800 ℃, and roasting time is controlled at 2 hours; ⑶ cool off in the particle input rotary cooler after with roasting, after overcooling and screening, be packaged as spherical attapulgite flower ceramsite.
Claims (1)
1. spherical attapulgite flower ceramsite, it is characterized in that the batching of spherical attapulgite flower ceramsite is comprised of following component by weight percentage: high sticking attapulgite clay powder 1~10%, attapulgite clay mine tailing 5~25%, red bentonite in powder 5~20%, mud 45~65%, diatomite mine tailing 5~20% and powdered rice hulls 1~10%;
Input the granulating disc granulation after the batching adding stirrer for mixing of the production method of described spherical attapulgite flower ceramsite: ⑴ with spherical attapulgite flower ceramsite, particle diameter is controlled at 3~30 millimeters; ⑵ the particle input internally heated type revolution roasting in kilns after with granulation, maturing temperature is controlled at 550~850 ℃, and roasting time is controlled at 1~6 hour; ⑶ cool off in the particle input rotary cooler after with roasting, after overcooling and screening, be packaged as spherical attapulgite flower ceramsite;
High sticking attapulgite clay powder refers to get 28.0g attapulgite clay powder sample, add in the suspension cup of homogenizer, add again 372g water, the suspension cup is placed on the homogenizer, under 11000 rev/mins rotating speed, stirred 20 minutes, to pour in the beaker of 250ml through the high-speed stirring sample suspension again the viscosity of using NDJ-1 type rotational viscosimeter to test its suspension, tested viscosity value 〉=2200 into
MPasThe attapulgite clay powder be high sticking attapulgite clay powder.
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CN102503539B true CN102503539B (en) | 2013-04-17 |
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CN105565779B (en) * | 2015-12-16 | 2017-12-22 | 南京林业大学 | Fresh Cutting flower can be extended and open the ceramic bead of life time, flower arrangement pottery facture |
CN106116633A (en) * | 2016-06-28 | 2016-11-16 | 蒋文兰 | Water-granulated slag lightweight through hole haydite |
CN106116498A (en) * | 2016-06-28 | 2016-11-16 | 蒋文兰 | Red mud lightweight through hole haydite |
CN106116546A (en) * | 2016-06-28 | 2016-11-16 | 蒋文兰 | Kieselguhr lightweight through hole haydite |
CN106116488A (en) * | 2016-06-28 | 2016-11-16 | 蒋文兰 | Pumex lightweight through hole haydite |
CN106116486A (en) * | 2016-06-28 | 2016-11-16 | 蒋文兰 | Her green mixed-layer clay lightweight through hole haydite |
CN107646646A (en) * | 2017-09-20 | 2018-02-02 | 古田县恒春农业开发有限公司 | A kind of oncidiumLuridum new method for cultivating |
CN107473712B (en) * | 2017-09-25 | 2020-06-26 | 贵州开磷磷石膏综合利用有限公司 | Phosphogypsum clay ceramsite and preparation method thereof |
CN109503196B (en) * | 2018-12-13 | 2021-11-19 | 深圳市翠箓科技绿化工程有限公司 | Preparation method of porous ceramic particles |
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CN102092994A (en) * | 2010-11-25 | 2011-06-15 | 大连恒翔粉煤灰综合利用有限公司 | Fly ash sintering-free ceramsite |
CN102225870B (en) * | 2011-04-21 | 2013-06-12 | 合肥工业大学 | Attapulgite clay porous ceramsite, and preparation method and purpose thereof |
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Effective date of registration: 20190711 Address after: 211700 Yulan Avenue 38-2, Xuyi County Economic Development Zone, Huaian City, Jiangsu Province Patentee after: Jiangsu Shiao Nonmetallic Application Technology Co., Ltd. Address before: No. 40 Shiqiao Road, Xucheng Town, Xuyi County, Huaian City, Jiangsu Province, 211700 Patentee before: Xu Qinghua |
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