CN103896291B - A kind of bentonite sodium metallization processes and production unit thereof - Google Patents
A kind of bentonite sodium metallization processes and production unit thereof Download PDFInfo
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- CN103896291B CN103896291B CN201210569506.5A CN201210569506A CN103896291B CN 103896291 B CN103896291 B CN 103896291B CN 201210569506 A CN201210569506 A CN 201210569506A CN 103896291 B CN103896291 B CN 103896291B
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Abstract
The invention discloses a kind of bentonite sodium metallization processes and production unit thereof, technique comprises raw ore composition analysis, coarse reduction, batch mixing, thick sodium, smart sodium, drying and smart pulverising step, and equipment comprises Roughpulverizer connected successively, stirring mixer, thick sodium device, smart sodium device; The invention has the advantages that: calcium-base bentonite can be carried out sodium by the method and obtain sodium bentonite, sodium rate, more than 95%, improves value of the product, adds economic benefit, and result of use is good.
Description
Technical field
The present invention relates to a kind of wilkinite sodium modification method, specifically a kind of bentonite sodium metallization processes and production unit thereof, belong to wilkinite sodium field.
Background technology
Wilkinite (Bentonite) is the moisture clay pit based on montmorillonite.The chemical composition of montmorillonite is: (Al2, Mg3) Si
4o
10oH
2nH
2o, because it has special character, as bloating tendency, cohesiveness, adsorptivity, catalytic, thixotropy, suspension and cationic exchange.So be widely used in each industrial circle.Wilkinite can be divided into sodium bentonite (alkaline soil), calcium-base bentonite (alkaline earth soil), natural bleaching soil (sour earth or acidic white earth), and wherein calcium-base bentonite comprises again calcium sodium base and calcium magnesium base etc.Wilkinite has strong water absorbability and swelling property, adsorbable 8 ~ 15 times to the water yield of own vol, volumetric expansion can reach several times to 30 times; Can be dispersed into as a form of gel and suspension in water medium, this medium solution has certain glutinousness, variability and oilness; There is stronger cation exchange capacity (CEC); Have certain adsorptive power to various gas, liquid, organic substance, maximal absorptive capacity can reach 5 times to the weight of self; The admixture of it and water, mud or fine sand has plasticity-and agglutinating value(of coal); There is surface-active acid bleaching soil and can adsorb colored ion.The character of sodium matter montmorillonite (or sodium bentonite) is better than calcareous.But the distribution of terra calcis is far wide in sodium soil in the world, therefore except strengthening finding sodium soil, modification to be carried out to terra calcis exactly, make it become sodium soil.
Summary of the invention
In order to solve the problem, the present invention devises a kind of bentonite sodium metallization processes and production unit thereof, and calcium-base bentonite can be carried out sodium by the method and obtain sodium bentonite, improve value of the product, add economic benefit, result of use is good.
Technical scheme of the present invention is:
A kind of bentonite sodium metallization processes, comprises the following steps:
(1) raw ore composition analysis: analysis is carried out to the content of montmorillonite in raw ore and measures, require that the weight fraction of montmorillonite is at 40-99%;
(2) coarse reduction: carry out coarse reduction to the raw ore of step (1), obtains the breeze that particle diameter is 0.5-1 centimetre;
(3) batch mixing: the breeze of step (2) coarse reduction is mixed with sodium additive, the additive weight fraction of sodium, at 2-7%, stirs;
(4) thick sodium: add the water of weight fraction at 25-30% by step (3) mixed material, 5-15 minute is stirred in normal temperature extruding;
(5) smart sodium: the material after thick for step (4) sodium is added smart sodium device, under the pressure of 50-60 Kilogram Force Per Square Centimeter, material is extruded, pinch roller and mill run up and form high speed shear to material and produce heat, make it rapid reaction;
(6) dry: the material after step (5) smart sodium is carried out drying, and to water content below 14%, drying process is mainly realized by Exposure to Sunlight;
(7) fine powder is broken: pulverized by step (6) dried material, crosses 200 mesh sieves, obtains sodium-ionized bentonite product.
Described step (3) sodium additive consists of sodium carbonate and magnesium oxide; The add-on of described sodium carbonate is 4%, and magnesium oxide add-on is 1%.
A kind of wilkinite sodium equipment, described equipment comprises Roughpulverizer connected successively, stirring mixer, thick sodium device, smart sodium device;
Described Roughpulverizer comprises crusher body, is provided with agitating arm in described crusher body, and described agitating arm is connected with speed reduction unit, motor successively, and described crusher body lower end is provided with oscillation device;
Described stirring mixer is provided with paddle wheel, and described paddle wheel is connected with speed controller, can control stirring velocity;
Described thick sodium device is stirrer;
Described smart sodium device comprises smart sodium body, body upper is provided with opening for feed, bottom is provided with discharge port, internal body is provided with mill, mill is provided with selected hole, and the aperture in selected hole specifically can be selected according to different requirements, and mill is provided with pressure roller, described pressure roller is provided with pinch roller, and described pressure roller connects Lian Zuqi, speed reduction unit, motor successively.
The invention has the advantages that: calcium-base bentonite can be carried out sodium by the method and obtain sodium bentonite, sodium rate, more than 95%, improves value of the product, adds economic benefit, and result of use is good.
Below in conjunction with drawings and Examples, the invention will be further described.
Accompanying drawing explanation
Fig. 1 is the system interface chart of the embodiment of the present invention;
Fig. 2 is the structural representation of embodiment of the present invention Roughpulverizer;
Fig. 3 is the structural representation of embodiment of the present invention stirring mixer;
Fig. 4 is the structural representation of inventive embodiments essence sodium device;
In figure: 11-crusher body, 12-agitating arm, 13-pulverize speed reduction unit, 14-pulverizes motor phase, 15-vibrator, 21-stirring mixer body, 22-paddle wheel, 23-speed controller, 24-agitator motor, 41-essence sodium body, 42-opening for feed, 43-discharge port, 44-mill, 45-pinch roller, 46-even hinder device, 47-pinch roller speed reduction unit, 48-pinch roller motor, 49-pressure roller.
Embodiment
Below the preferred embodiments of the present invention are described, should be appreciated that preferred embodiment described herein is only for instruction and explanation of the present invention, is not intended to limit the present invention.
Embodiment 1
A kind of bentonite sodium metallization processes, comprises the following steps:
(1) raw ore composition analysis: analysis is carried out to the content of montmorillonite in raw ore and measures, require that the weight fraction of montmorillonite is at 40-99%;
(2) coarse reduction: carry out coarse reduction to the raw ore of step (1), obtains the breeze that particle diameter is 0.5-1 centimetre;
(3) batch mixing: the breeze of step (2) coarse reduction is mixed with sodium additive, the additive weight fraction of sodium, at 2-7%, stirs;
(4) thick sodium: add the water of weight fraction at 25-30% by step (3) mixed material, 5-15 minute is stirred in normal temperature extruding;
(5) smart sodium: the material after thick for step (4) sodium is added smart sodium device, under the pressure of 50-60 Kilogram Force Per Square Centimeter, material is extruded, pinch roller and mill run up and form high speed shear to material and produce heat, make it rapid reaction;
(6) dry: the material after step (5) smart sodium is carried out drying, and to water content below 14%, drying process is mainly realized by Exposure to Sunlight;
(7) fine powder is broken: pulverized by step (6) dried material, crosses 200 mesh sieves, obtains sodium-ionized bentonite product.
Described step (3) sodium additive consists of sodium carbonate and magnesium oxide; The add-on of described sodium carbonate is 4%, and magnesium oxide add-on is 1%.
For an equipment for above-mentioned bentonite sodium metallization processes, described equipment comprises Roughpulverizer connected successively, stirring mixer, thick sodium device, smart sodium device, drying installation, shredding unit; Wherein:
Described Roughpulverizer comprises crusher body 11, is provided with agitating arm 12 in described crusher body 11, described agitating arm 12 successively with pulverizing speed reduction unit 13, pulverizes motor mutually 14 companies, described crusher body 11 lower end is provided with vibrator 15;
Described stirring mixer, comprises stirring mixer body 21, and stirring mixer body 21 is provided with paddle wheel 22, described paddle wheel 22 successively with speed controller 23, agitator motor 24, control stirring velocity;
Described thick sodium device is stirrer;
Described smart sodium device comprises smart sodium body 41, essence sodium body 41 top is provided with opening for feed 42, bottom is provided with discharge port 43, inside is provided with mill 44, mill 44 is provided with selected hole, and the aperture in selected hole specifically can be selected according to different requirements, and mill 44 is provided with pressure roller 49, pressure roller 49 is provided with pinch roller 45, and described pressure roller 49 connects resistance device 46, pinch roller speed reduction unit 47, pinch roller motor 48 successively.
Result: after testing, carry out sodium by adopting present invention process and equipment to calcium-base bentonite and obtain sodium bentonite, sodium rate is more than 95%.
Except as otherwise noted, the percentage ratio adopted in the present invention is weight percentage.
Last it is noted that the foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, although with reference to previous embodiment to invention has been detailed description, for a person skilled in the art, it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (2)
1. a bentonite sodium metallization processes, is characterized in that: comprise the following steps:
(1) raw ore composition analysis: analysis is carried out to the content of montmorillonite in raw ore and measures, require that the weight fraction of montmorillonite is at 40-99%;
(2) coarse reduction: carry out coarse reduction to the raw ore of step (1), obtains the breeze that particle diameter is 0.5-1 centimetre;
(3) batch mixing: the breeze of step (2) coarse reduction is mixed with sodium additive, stirs;
(4) thick sodium: add the water of weight fraction at 25-30% by step (3) mixed material, 5-15 minute is stirred in normal temperature extruding;
(5) smart sodium: the material after thick for step (4) sodium is added smart sodium device, by smart sodium device, material is extruded under the pressure of 50-60 Kilogram Force Per Square Centimeter;
(6) dry: the material after step (5) smart sodium is carried out drying, and to water content below 14%, drying process is realized by Exposure to Sunlight;
(7) fine powder is broken: pulverized by step (6) dried material, crosses 200 mesh sieves, obtains sodium-ionized bentonite product;
Described step (3) sodium additive consists of sodium carbonate and magnesium oxide; The add-on of described step (3) sodium carbonate is 4%, and magnesium oxide add-on is 1%.
2., for a production unit for bentonite sodium metallization processes as claimed in claim 1, it is characterized in that: described equipment comprise be connected successively Roughpulverizer, stirring mixer, thick sodium device, smart sodium device;
Described Roughpulverizer comprises crusher body, is provided with agitating arm in described crusher body, and described agitating arm is connected with speed reduction unit, motor successively, and described crusher body lower end is provided with oscillation device;
Described stirring mixer is provided with paddle wheel, and described paddle wheel is connected with speed controller, can control stirring velocity;
Described thick sodium device is stirrer;
Described smart sodium device comprises smart sodium body, body upper is provided with opening for feed, bottom is provided with discharge port, internal body is provided with mill, mill is provided with selected hole, and the aperture in selected hole is specifically selected according to different requirements, and mill is provided with pressure roller, described pressure roller is provided with pinch roller, and described pressure roller connects Lian Zuqi, speed reduction unit, motor successively.
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| CN201210569506.5A CN103896291B (en) | 2012-12-25 | 2012-12-25 | A kind of bentonite sodium metallization processes and production unit thereof |
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| CN103896291B true CN103896291B (en) | 2016-01-20 |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109422269A (en) * | 2017-08-24 | 2019-03-05 | 中国石油化工股份有限公司 | A kind of preparation method of sodium bentonite |
| CN110849924B (en) * | 2019-12-02 | 2022-04-22 | 武汉科技大学 | Bentonite quality evaluation method |
| CN112093804B (en) * | 2020-09-21 | 2021-08-31 | 瓦尼迈阿密(江西)化工有限公司 | Preparation process of calcium-based bentonite |
| CN112777606A (en) * | 2021-02-24 | 2021-05-11 | 赤峰市奇运蒙脱石精细化工有限公司 | Preparation process of calcium-based and sodium-based mixed bentonite capable of being classified and screened |
| CN113336237A (en) * | 2021-07-29 | 2021-09-03 | 黑山县光大膨润土有限公司 | Preparation method of sodium bentonite |
| CN113526517B (en) * | 2021-08-11 | 2023-01-10 | 内蒙古宁城天宇膨润土科技有限公司 | Bentonite for clarifying wine and fruit juice, preparation method and application thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102765730A (en) * | 2012-08-02 | 2012-11-07 | 中国科技开发院广西分院 | Preparation method of high-performance multipurpose modified bentonite |
| CN102807228A (en) * | 2012-08-20 | 2012-12-05 | 任瑞刚 | Method for improving manual sodium-modifying efficiency of bentonite |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102765730A (en) * | 2012-08-02 | 2012-11-07 | 中国科技开发院广西分院 | Preparation method of high-performance multipurpose modified bentonite |
| CN102807228A (en) * | 2012-08-20 | 2012-12-05 | 任瑞刚 | Method for improving manual sodium-modifying efficiency of bentonite |
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