CN115518459A - Production process of green glass filter material - Google Patents
Production process of green glass filter material Download PDFInfo
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- CN115518459A CN115518459A CN202211023211.8A CN202211023211A CN115518459A CN 115518459 A CN115518459 A CN 115518459A CN 202211023211 A CN202211023211 A CN 202211023211A CN 115518459 A CN115518459 A CN 115518459A
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- 239000000463 material Substances 0.000 title claims abstract description 116
- 239000011521 glass Substances 0.000 title claims abstract description 89
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 9
- 239000002245 particle Substances 0.000 claims abstract description 34
- 239000012535 impurity Substances 0.000 claims abstract description 25
- 238000000034 method Methods 0.000 claims abstract description 24
- 238000004140 cleaning Methods 0.000 claims abstract description 21
- 230000004913 activation Effects 0.000 claims abstract description 15
- 239000000126 substance Substances 0.000 claims abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 9
- 230000003213 activating effect Effects 0.000 claims abstract description 7
- 239000011149 active material Substances 0.000 claims abstract description 7
- 239000005354 aluminosilicate glass Substances 0.000 claims abstract description 7
- 238000001354 calcination Methods 0.000 claims abstract description 7
- 238000007385 chemical modification Methods 0.000 claims abstract description 7
- 238000001514 detection method Methods 0.000 claims abstract description 7
- 238000003837 high-temperature calcination Methods 0.000 claims abstract description 7
- 230000007774 longterm Effects 0.000 claims abstract description 7
- 238000004806 packaging method and process Methods 0.000 claims abstract description 7
- 239000002994 raw material Substances 0.000 claims abstract description 7
- 238000012216 screening Methods 0.000 claims abstract description 7
- 238000001029 thermal curing Methods 0.000 claims abstract description 7
- 230000008569 process Effects 0.000 claims description 16
- 239000002689 soil Substances 0.000 claims description 4
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 3
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 3
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052791 calcium Inorganic materials 0.000 claims description 3
- 239000011575 calcium Substances 0.000 claims description 3
- 229910052749 magnesium Inorganic materials 0.000 claims description 3
- 239000011777 magnesium Substances 0.000 claims description 3
- 238000002844 melting Methods 0.000 claims description 3
- 230000008018 melting Effects 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 239000000123 paper Substances 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- 229910052710 silicon Inorganic materials 0.000 claims description 3
- 239000010703 silicon Substances 0.000 claims description 3
- 239000011734 sodium Substances 0.000 claims description 3
- 229910052708 sodium Inorganic materials 0.000 claims description 3
- 239000000428 dust Substances 0.000 claims description 2
- 238000000926 separation method Methods 0.000 claims 1
- 230000005611 electricity Effects 0.000 abstract description 4
- 230000003068 static effect Effects 0.000 abstract description 4
- 238000004659 sterilization and disinfection Methods 0.000 abstract description 4
- 238000001914 filtration Methods 0.000 description 5
- 239000010865 sewage Substances 0.000 description 5
- 239000004576 sand Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000012545 processing Methods 0.000 description 2
- 239000010453 quartz Substances 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
- B01D39/02—Loose filtering material, e.g. loose fibres
- B01D39/06—Inorganic material, e.g. asbestos fibres, glass beads or fibres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
- B01D2239/10—Filtering material manufacturing
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Glass Compositions (AREA)
- Filtering Materials (AREA)
Abstract
The invention discloses a production process of a green glass filter material, which comprises the following steps: screening raw materials: selecting pure green or brown aluminosilicate glass; crushing: crushing by using a jaw crusher, and crushing by using a roller mill; cleaning: fully cleaning the crushed filter material particles by using clean water, and observing by naked eyes to obtain the standard that no obvious impurity exists; high-temperature calcination: calcining at the high temperature of 1200 ℃, removing mud, ash and other organic matters, and ensuring that impurities are in a required range; grading: grading according to the specified particle size specification by using a grader; chemical activation: activating the filter material through multiple chemical modification and activation procedures to meet the requirements of charge and other surfaces; thermal curing: the active material is solidified, so that long-term use is guaranteed; and (3) finished product: after the manual detection reaches the standard, packaging and warehousing; the surface of the filter material is endowed with permanent negative charges to attract organic matters and small particles by static electricity, and the filter material has biological resistance and self-disinfection property, so that the filter system is more stable, clean and efficient.
Description
Technical Field
The invention relates to the technical field of filter materials, in particular to a production process of a green glass filter material.
Background
Along with the development of science and technology in China, the economic level and the living standard of people are continuously improved, industrial wastewater and domestic sewage are increasingly increased, the efficiency of water treatment needs to be accelerated, and the sewage can be efficiently recycled, so that the aims of resource recycling and efficient utilization are fulfilled, each water treatment process is provided with a filtering link, a medium filter is usually used, and water with higher turbidity passes through a granular or non-granular material with a certain thickness under certain pressure by utilizing a filtering medium, so that the process of clarifying the water by effectively removing suspended impurities is realized;
the filter filler in water treatment is an important part of sewage treatment, and directly influences treatment effect, investment cost and operating cost, and the traditional filter material is easy to generate and gather microorganisms on a filter bed, so that a production process of a green glass filter material is provided.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides a production process of a green glass filter material, wherein the surface of the filter material is endowed with permanent negative charges to attract organic matters and small particles by static electricity, and the green glass filter material has biological resistance and self-disinfection property, so that organisms cannot generate and gather on a filter bed, and the green glass filter material can ensure that a filter system is more stable, cleaner and efficient.
In order to solve the technical problems, the invention provides the following technical scheme: a production process of a green glass filter material comprises the following steps: screening raw materials: selecting pure green or brown aluminosilicate glass; crushing: crushing by using a jaw crusher, and crushing by using a roller mill; dust removal and cleaning: cleaning the crushed filter material, and observing by naked eyes to obtain no obvious impurities; high-temperature calcination: calcining at the high temperature of 1200 ℃, removing mud, ash and other organic matters, and ensuring that impurities are in a required range; grading: grading according to the specified particle size specification by adopting a grader; chemical activation: activating the filter material through multiple chemical modification and activation procedures to meet the requirements of electric charge and other surfaces; thermal curing: the active material is solidified to ensure long-term use; and (3) finished product: and after the manual detection reaches the standard, packaging and warehousing.
Preferably, the green glass filter material comprises the following main components in percentage by mass: 72% of silicon, 13% of sodium, 11% of calcium, 11% of magnesium: 2%, aluminum: 1.5 percent.
Preferably, the particle surface of the green glass filter material is provided with a negative potential with polarity: -30mV to-60 mV.
Preferably, the sum of the wear rate and the breakage rate of the green glass filter material is not more than 1% in percentage by mass.
Preferably, the green glass filter material does not contain visible soil, ash and organic impurities, and the content of the soil is not more than 1% by mass percent. The content of light substances with the density of more than 2g/cm < 3 > is not more than 0.2 percent in percentage by mass.
Preferably, the melting point of the green glass filter material is 1200 ℃.
Preferably, the ignition loss of the green glass filter material is not more than 0.7 percent in percentage by mass.
Preferably, the Mohs hardness of the green glass filter material is greater than 7.0, the density of the green glass filter material is 2400kg/m < 3 >, and the bulk density of the green glass filter material is 1.2-1.3g/cm < 3 >.
Preferably, the sphericity of the green glass filter material is between 0.75 and 0.8, the aspect ratio of the green glass filter material is between 2 and 2.4, and the acid-base tolerance of the green glass filter material is between pH4 and pH 10.
Preferably, the step of cleaning and crushing the filter material comprises the steps of firstly removing impurities such as metal, paper, plastics and the like in the filter material, then cleaning the filter material by using a spiral cleaning machine, and finally removing the impurities in the filter material by using an AFM filter.
Compared with the prior art, the invention can achieve the following beneficial effects:
the glass active filter material is processed by green glass to achieve the optimal particle size and shape, the surface area is increased to be more than hundreds of times of that of broken glass or sand grains, and the surface of the filter material is endowed with permanent negative charges to attract organic matters and small particles by static electricity; because of the existence of negative charge, the filtering effect of the filter on organic matters exceeds 20 percent of that of quartz and glass sand, the filter has biological resistance and self-disinfection property, and the characteristic ensures that organisms cannot generate and gather on a filter bed, so that the filter system is more stable, cleaner and more efficient.
Drawings
FIG. 1 is a schematic view of the present invention.
Detailed Description
The present invention will be further described with reference to specific embodiments for the purpose of facilitating an understanding of technical means, characteristics of creation, objectives and functions realized by the present invention, but the following embodiments are only preferred embodiments of the present invention, and are not intended to be exhaustive. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.
Example 1
Referring to fig. 1, the present invention provides a process for producing a green glass filter material, comprising the following steps: screening raw materials: selecting pure green or brown aluminosilicate glass; crushing: crushing by using a jaw crusher, and crushing by using a roller mill; high-temperature calcination: cleaning the crushed filter material, and observing by naked eyes that no obvious impurity exists; calcining at the high temperature of 1200 ℃, removing mud, ash and other organic matters, and ensuring that impurities are in a required range; grading: grading according to the specified particle size specification by using a grader; chemical activation: activating the filter material through multiple chemical modification and activation procedures to meet the requirements of electric charge and other surfaces; thermal curing: the active material is solidified to ensure long-term use; and (3) finished product: after the manual detection reaches the standard, packaging and warehousing; the particle size of the green glass filter material is 0.25mm-0.5mm, the percentage of undersize particles of the green glass filter material is less than 5% by mass, the percentage of oversize particles of the green glass filter material is less than 5% by mass, the effective particle size of the green glass filter material is 0.3mm by d10, and the uneven coefficient of the green glass filter material is 1.3-1.4.
The invention discloses a method for cleaning and crushing a filter material, which comprises the steps of removing impurities such as metal, paper, plastics and the like in the filter material, cleaning the filter material by using a spiral cleaning machine, removing the impurities in water from sewage generated in the cleaning process by using an AFM (atomic force microscope) filter, and then using the sewage for cleaning water for recycling.
The invention discloses a green glass filter material which comprises the following main components in percentage by mass: 72% of silicon, 13% of sodium, 11% of calcium, magnesium: 2%, aluminum: 1.5%, the melting point of the green glass filter material is 1200 ℃, and the particle surface of the green glass filter material is provided with a negative polarity potential: -30mV to-60 mV.
The invention discloses a green glass filter material, the sum of the wear rate and the breakage rate of which is not more than 1 percent by mass, the green glass filter material does not contain visible mud, ash and organic impurities, and the mud content is not more than 1 percent by mass. The content of light substances with the density of more than 2g/cm < 3 > is not more than 0.2 percent by mass percent, and the ignition loss of the green glass filter material is not more than 0.7 percent by mass percent.
The invention discloses a green glass filter material, wherein the Mohs hardness of the green glass filter material is more than 7.0, the density of the green glass filter material is 2400kg/m < 3 >, the bulk density of the green glass filter material is 1.2-1.3g/cm < 3 >, the sphericity of the green glass filter material is 0.75-0.8, the length-width ratio of the green glass filter material is 2-2.4, and the acid-base tolerance of the green glass filter material is between pH4 and pH 10.
Example 2
Referring to fig. 1, the present invention provides a process for producing a green glass filter material, comprising the following steps: screening raw materials: selecting pure green or brown aluminosilicate glass; crushing: crushing by using a jaw crusher, and crushing by using a roller mill; high-temperature calcination: cleaning the crushed filter material, and observing by naked eyes that no obvious impurity exists; calcining at the high temperature of 1200 ℃, removing mud, ash and other organic matters, and ensuring that impurities are in a required range; grading: grading according to the specified particle size specification by adopting a grader; chemical activation: activating the filter material through multiple chemical modification and activation procedures to meet the requirements of electric charge and other surfaces; thermal curing: the active material is solidified, so that long-term use is guaranteed; and (3) finished product: after the manual detection reaches the standard, packaging and warehousing; the particle size of the green glass filter material is 0.4mm-0.8mm, the percentage of undersize particles of the green glass filter material is less than 5% by mass, the percentage of oversize particles of the green glass filter material is less than 5% by mass, the effective particle size of the green glass filter material is 0.45mm by d10, and the uneven coefficient of the green glass filter material is 1.6-1.8.
Example 3
Referring to fig. 1, the present invention provides a process for producing a green glass filter material, comprising the following steps: screening raw materials: selecting pure green or brown aluminosilicate glass; crushing: crushing by using a jaw crusher, and crushing by using a roller mill; high-temperature calcination: cleaning the crushed filter material, and observing by naked eyes that no obvious impurity exists; calcining at the high temperature of 1200 ℃, removing mud, ash and other organic matters, and ensuring that impurities are in a required range; grading: grading according to the specified particle size specification by using a grader; chemical activation: activating the filter material through multiple chemical modification and activation procedures to meet the requirements of electric charge and other surfaces; thermal curing: the active material is solidified, so that long-term use is guaranteed; and (3) finished product: after the artificial detection reaches the standard, packaging and warehousing are carried out, the particle size of the green glass filter material is 0.7-2.0 mm, the content of undersize particles of the green glass filter material is less than 10% by mass, the content of oversize particles of the green glass filter material is less than 10% by mass, the effective particle size of the green glass filter material is 0.8mm by d10, and the non-uniformity coefficient of the green glass filter material is 1.4-1.5.
Example 4
Referring to fig. 1, the present invention provides a process for producing a green glass filter material, comprising the following steps: screening raw materials: selecting pure green or brown aluminosilicate glass; crushing: crushing by using a jaw crusher, and crushing by using a roller mill; high-temperature calcination: cleaning the crushed filter material, and observing by naked eyes that no obvious impurity exists; calcining at the high temperature of 1200 ℃, removing mud, ash and other organic matters, and ensuring that impurities are in a required range; grading: grading according to the specified particle size specification by adopting a grader; chemical activation: activating the filter material through multiple chemical modification and activation procedures to meet the requirements of electric charge and other surfaces; thermal curing: the active material is solidified, so that long-term use is guaranteed; and (3) finished product: after the artificial detection reaches the standard, packaging and warehousing are carried out, the particle size of the green glass filter material is 2.0-4.0 mm, the content of undersize particles of the green glass filter material is less than 10% by mass, the content of oversize particles of the green glass filter material is less than 10% by mass, the effective particle size of the green glass filter material is 2.1mm by d10, and the non-uniformity coefficient of the green glass filter material is 1.4-1.5.
The invention provides a production process of a green glass filter material, which is characterized in that a glass active filter material is formed by specially processing green glass, the optimal particle size and shape are achieved through a series of special processing, then the surface area is increased to be more than hundreds of times of that of broken glass or sand grains through chemical activation treatment, the surface of the filter material is endowed with permanent negative charges, and organic matters and small particles are attracted by static electricity. Because of the existence of negative charges, the filtering effect exceeds 20 percent of that of quartz and glass sand on the filtration of organic matters. Has biological resistance and self-disinfection, and the characteristic ensures that organisms cannot generate and gather on the filter bed, and the characteristic can ensure that the filter system is more stable, clean and efficient.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The production process of the green glass filter material is characterized by comprising the following steps of:
s1, screening raw materials: selecting pure green or brown aluminosilicate glass;
s2, smashing: crushing by using a jaw crusher, and then rounding by using a roller mill;
s3, dedusting and cleaning: the rounded filter material particles are subjected to cyclone separation, and are fully cleaned by clean water after impurities such as paper scraps, dust and the like are removed; after cleaning, no obvious impurity is observed by naked eyes;
s4, high-temperature calcination: calcining at the high temperature of 1200 ℃ to remove ash and other organic matters and ensure that impurities are in a required range;
s5, grading: grading according to the specified particle size specification by adopting a grader;
s6, chemical activation: activating the filter material through multiple chemical modification and activation procedures to meet the requirements of electric charge and other surfaces;
s7, thermal curing: the active material is solidified to ensure long-term use;
s8, finished product: and after the manual detection reaches the standard, packaging and warehousing.
2. The process for producing a green glass filter material according to claim 1, wherein: the green glass filter material comprises the following main components in percentage by mass: 72% of silicon, 13% of sodium, 11% of calcium, magnesium: 2%, aluminum: 1.5 percent.
3. The process for producing a green glass filter material according to claim 1, wherein: the particle surface of the green glass filter material is provided with a negative potential: -30mV to-60 mV.
4. The process for producing a green glass filter material according to claim 1, wherein: the sum of the wear rate and the breakage rate of the green glass filter material is not more than 1% in percentage by mass.
5. The process for producing a green glass filter material according to claim 1, wherein: the green glass filter material does not contain visible soil, ash and organic impurities, and the content of the soil is not more than 1% by mass percent. The content of light substances with the density of more than 2g/cm < 3 > is not more than 0.2 percent in percentage by mass.
6. The process for producing a green glass filter material according to claim 1, wherein: the melting point of the green glass filter material is 1200 ℃.
7. The process for producing a green glass filter material according to claim 1, wherein: the ignition loss of the green glass filter material is not more than 0.7 percent in percentage by mass.
8. The process for producing a green glass filter material according to claim 1, wherein: the Mohs hardness of the green glass filter material is greater than 7.0, the density of the green glass filter material is 2400kg/m < 3 >, and the bulk density of the green glass filter material is 1.2-1.3g/cm < 3 >.
9. The process for producing a green glass filter material according to claim 1, wherein: the sphericity of the green glass filter material is between 0.75 and 0.8, the length-width ratio of the green glass filter material is between 2 and 2.4, and the acid-base tolerance of the green glass filter material is between pH4 and pH 10.
10. The process for producing a green glass filter material according to claim 1, wherein: and the step of S3, the step of cleaning and crushing the filter material comprises the steps of firstly removing impurities such as metal, paper, plastics and the like in the filter material, then cleaning the filter material by using a spiral cleaning machine, and finally removing the impurities in the filter material by using an AFM filter.
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| CN202211023211.8A CN115518459B (en) | 2022-08-25 | 2022-08-25 | Production process of green glass filter material |
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| CN202211023211.8A CN115518459B (en) | 2022-08-25 | 2022-08-25 | Production process of green glass filter material |
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| CN115518459B CN115518459B (en) | 2024-07-23 |
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2022
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| CN102675924A (en) * | 2012-06-05 | 2012-09-19 | 哈尔滨工业大学 | Surface modification and functionalization method of hollow glass microbeads |
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| CN115518459B (en) | 2024-07-23 |
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