CN112374498A - Carbonization material pickling production line and method - Google Patents
Carbonization material pickling production line and method Download PDFInfo
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- CN112374498A CN112374498A CN202011276128.2A CN202011276128A CN112374498A CN 112374498 A CN112374498 A CN 112374498A CN 202011276128 A CN202011276128 A CN 202011276128A CN 112374498 A CN112374498 A CN 112374498A
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- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/30—Active carbon
- C01B32/39—Apparatus for the preparation thereof
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
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- C01B32/354—After-treatment
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Abstract
The invention discloses a carbonized material pickling production line and a method, wherein the method comprises the following steps: crushing and sieving the flaky carbonized material to obtain a granular carbonized material; adding water into a carbonized material cleaning tank from a water tank, adding the obtained granular carbonized material into the carbonized material cleaning tank, ventilating for coarse cleaning, then precipitating and filtering a mixture of the coarse cleaned granular carbonized material, cleaned floating ash and water to obtain a coarse cleaned granular carbonized material, and reintroducing the filtered water into the water tank; and putting the obtained roughly-washed granular carbonized material into a carbonized material cleaning pool again, adding acid liquor in an acid water pool into the carbonized material cleaning pool, ventilating to carry out fine washing on the roughly-washed granular carbonized material, precipitating and filtering the finely-washed granular carbonized material and the acid liquor again to obtain the finely-washed granular carbonized material, and draining the filtered acid liquor into the acid water pool again. According to the carbonization material pickling production line and the carbonization material pickling method, solid waste and wastewater are not discharged in the whole pickling process, zero discharge is realized, and the whole production process is environment-friendly and pollution-free.
Description
Technical Field
The invention relates to the technical field of production of activated carbon, in particular to a carbonized material pickling production line and a method.
Background
Most of inorganic components in the carbonized material are converted into ash which is a main factor influencing the strength of the activated carbon in the carbonization and activation processes, and the ash can cause cracks on an interface where the ash is contacted with carbon to influence the strength of the activated carbon.
By ash is meant that the total ash (i.e. the raw ash) contains the following three types of ash: 1. water soluble ash, soluble oxides and salts of potassium, sodium, calcium, etc.; 2. water insoluble ash, polluted silt, oxides of iron, aluminum, magnesium and the like, and alkaline earth metal basic phosphates; 3. acid insoluble ash, contaminated silt and trace amount of silicon oxide originally present in food.
The invention provides a carbonized material pickling production line and a method, which can reduce ash content in the carbonized material, realize zero emission in the whole production process, and are environment-friendly and pollution-free.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a carbonization material pickling production line and a carbonization material pickling production method so as to solve the problems in the technical background.
In order to achieve the purpose, the invention is realized by the following technical scheme:
a carbonized material pickling production line comprises a carbonized material cleaning tank, a water tank and an acid water tank, wherein liquid outlets of the water tank and the acid water tank are communicated with a liquid inlet of the carbonized material cleaning tank, a discharge port of the carbonized material cleaning tank is respectively communicated with feed ports of a first inclined plate type sedimentation tank and a second inclined plate type sedimentation tank, a water outlet of the first inclined plate type sedimentation tank is communicated with the water tank, a water outlet of the second inclined plate type sedimentation tank is communicated with the acid water tank, and a feed port of the carbonized material cleaning tank is also communicated with a discharge port of the first inclined plate type sedimentation tank; a plurality of vent pipes are obliquely inserted into the lower part of the carbonized material cleaning tank on one side.
In the technical scheme, the lower part of the carbonized material cleaning tank is funnel-shaped.
Among the above-mentioned technical scheme, the lower part of pond is washd to the carbonization material sets up, makes the carbonization material wash the pond and be funnel-shaped structure by a plurality of curb plates slopes, inserts a plurality of breather pipes to one side in one of them curb plate.
In the technical scheme, the speed of introducing air into the carbonized material cleaning pool through the plurality of vent pipes is 15-30 m3/h。
In the technical scheme, the device further comprises a sheet carbonized material crusher and a vibrating screen, wherein the sheet carbonized material crusher is connected with the vibrating screen, and the vibrating screen is connected with a carbonized material cleaning pool; the sheet carbonized material crusher crushes the sheet carbonized materials, obtains granular carbonized materials after sieving through a vibrating screen, and adds the obtained granular carbonized materials into a carbonized material cleaning pool.
In the technical scheme, the water tank is filled with purified water.
In the technical scheme, the acid water tank is filled with dilute HCl acid liquid.
In the technical scheme, the acid water tank is filled with mixed acid liquor of diluted HCl and a surfactant.
The carbonized material pickling method based on the carbonized material pickling production line comprises the following steps:
crushing and sieving a flaky carbonized material to obtain a granular carbonized material;
step two, adding water into a carbonized material cleaning tank from a water tank, adding the granular carbonized material obtained in the step one into the carbonized material cleaning tank, ventilating for coarse cleaning, introducing the mixture of the coarse cleaned granular carbonized material, cleaned floating ash and water into a first inclined plate type sedimentation tank for sedimentation and filtration, filtering to obtain the coarse cleaned granular carbonized material, and finally introducing the filtered water into the water tank again;
and step three, putting the roughly-washed granular carbonized material obtained in the step two into a carbonized material cleaning tank again, adding acid liquor in an acid water tank into the carbonized material cleaning tank, ventilating to carry out fine washing on the roughly-washed granular carbonized material, then introducing the finely-washed granular carbonized material and the acid liquor into a second inclined plate type sedimentation tank to carry out secondary sedimentation and filtration, obtaining the finely-washed granular carbonized material after filtration, and finally, draining the filtered acid liquor into the acid water tank again.
Compared with the prior art, the invention has the beneficial effects that:
according to the carbonization material pickling production line and the carbonization material pickling method, solid waste and wastewater are not discharged in the whole pickling process, zero discharge is realized, and the whole production process is environment-friendly and pollution-free.
Drawings
FIG. 1 is a schematic structural diagram of a carbonized material pickling line according to the present invention;
in the figure, 1, a carbonized material cleaning tank; 1.1, side plates; 1.2, a vent pipe; 2. a pool; 3. an acid water tank; 4. a first inclined plate type sedimentation tank; 5. a second inclined plate type sedimentation tank; 6. a sheet carbonized material crusher; 7. and (5) vibrating the screen.
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict.
It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention, and the components related to the present invention are only shown in the drawings rather than drawn according to the number, shape and size of the components in actual implementation, and the type, quantity and proportion of the components in actual implementation may be changed freely, and the layout of the components may be more complicated.
Referring to fig. 1, the invention provides a carbonized material pickling production line, which comprises a carbonized material cleaning tank 1, a water tank 2 and an acid water tank 3, wherein the liquid outlets of the water tank 2 and the acid water tank 3 are both communicated with the liquid inlet of the carbonized material cleaning tank 1, the discharge port of the carbonized material cleaning tank 1 is respectively communicated with the feed ports of a first inclined plate type sedimentation tank 4 and a second inclined plate type sedimentation tank 5, the water outlet of the first inclined plate type sedimentation tank 4 is communicated with the water tank 2, the water outlet of the second inclined plate type sedimentation tank 5 is communicated with the acid water tank 3, and the feed port of the carbonized material cleaning tank 1 is also communicated with the discharge port of the first inclined plate type sedimentation tank 4;
when water in the water tank 2 enters the carbonized material cleaning tank 1 to perform rough cleaning (cleaning floating ash) on the granular carbonized material, a mixture of the rough-cleaned granular carbonized material, the floating ash and the water in the carbonized material cleaning tank 1 enters the first inclined plate type sedimentation tank 4, the rough-cleaned granular carbonized material is obtained by filtering, and the filtered water is drained to enter the water tank 2; washing the sediment after filtering to remove floating ash; the ash content of the washed floating ash is about 10 percent through detection, and the washed floating ash can be sold as a product. Ash content of the roughly washed granular carbonized material is about 4%;
feeding the roughly washed granular carbonized material obtained by filtering in the first inclined plate type sedimentation tank 4 into a carbonized material cleaning tank 1, feeding acid liquor in an acid water tank 3 into the carbonized material cleaning tank 1 to carry out fine washing on the granular carbonized material, feeding the finely washed granular carbonized material and the acid liquor into a second inclined plate type sedimentation tank 5, filtering to obtain the finely washed granular carbonized material, and leading the filtered acid liquor into the acid water tank 3; the ash content of the finely washed granular carbonized material is about 2 percent, and the granular carbonized material reaches the food grade.
In the invention, a plurality of vent pipes 1.2 are obliquely inserted into the lower part of the carbonized material cleaning tank 1 on one side, and the vent pipes 1.2 are used for ventilating the carbonized material cleaning tank 1 on one side to play a role in stirring, so that the cleaning effect is improved, and the ash content is reduced. Specifically, the lower part of the carbonized material cleaning tank 1 is obliquely arranged by a plurality of side plates 1.1, so that the carbonized material cleaning tank 1 is of a funnel-shaped structure, and the plurality of vent pipes 1.2 are obliquely inserted into one side plate 1.1. The speed of introducing air into the carbonized material cleaning tank 1 through the plurality of air pipes 1.2 is 15-30 m3/h。
The device also comprises a sheet carbonized material crusher 6 and a vibrating screen 7, wherein the sheet carbonized material crusher 6 is connected with the vibrating screen 7, and the vibrating screen 7 is connected with the carbonized material cleaning pool 1; the flake carbonized material crusher 6 crushes the flake carbonized material, the crushed flake carbonized material is sieved by the vibrating screen 7 to obtain a granular carbonized material, and the granular carbonized material is added into the carbonized material cleaning tank 1.
In the invention, the water tank 2 contains purified water.
In the invention, the acid water tank 3 is filled with dilute HCl acid solution, HCl is synthetic acid and does not contain other components. Further, the acid water tank 3 contains a mixed acid solution of diluted HCl and a surfactant, and the surfactant is a hydrophilic cationic surfactant.
The carbonized material pickling method based on the carbonized material pickling production line comprises the following steps:
crushing a flaky carbonized material by using a flaky carbonized material crusher, and sieving the crushed flaky carbonized material by using a vibrating screen to obtain a granular carbonized material;
step two, adding water into the carbonized material cleaning tank 1 from the water tank 2, adding the granular carbonized material obtained in the step one into the carbonized material cleaning tank 1, ventilating for coarse cleaning (the coarse cleaning degree is that the quality of the granular carbonized material obtained by the coarse cleaning is not changed to reach the standard), then introducing the mixture of the coarse cleaned granular carbonized material, the cleaned floating ash and the water into the first inclined plate type sedimentation tank 4 for sedimentation and filtration, filtering to obtain the coarse cleaned granular carbonized material, and finally introducing the filtered water into the water tank 2 again;
and step three, putting the roughly-washed granular carbonized material obtained in the step two into the carbonized material cleaning tank 1 again, then adding acid liquor in the acid water tank 3 into the carbonized material cleaning tank 1, ventilating to carry out fine washing on the roughly-washed granular carbonized material (the fine washing degree is that the quality of the finely-washed granular carbonized material does not reach the standard), then introducing the finely-washed granular carbonized material and the acid liquor into a second inclined plate type sedimentation tank 5 to carry out secondary sedimentation and filtration, obtaining the finely-washed granular carbonized material after filtration, and finally, draining the filtered acid liquor into the acid water tank 3 again.
The above-mentioned embodiments only express the specific embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.
Claims (9)
1. The carbonized material pickling production line is characterized by comprising a carbonized material cleaning tank (1), a water tank (2) and an acid water tank (3), wherein liquid outlets of the water tank (2) and the acid water tank (3) are communicated with a liquid inlet of the carbonized material cleaning tank (1), a discharge port of the carbonized material cleaning tank (1) is communicated with feed inlets of a first inclined plate type sedimentation tank (4) and a second inclined plate type sedimentation tank (5) respectively, a water outlet of the first inclined plate type sedimentation tank (4) is communicated with the water tank (2), a water outlet of the second inclined plate type sedimentation tank (5) is communicated with the acid water tank (3), and a feed inlet of the carbonized material cleaning tank (1) is also communicated with a discharge port of the first inclined plate type sedimentation tank (4); a plurality of vent pipes (1.2) are obliquely inserted at the lower part of the carbonized material cleaning tank (1).
2. Carbonized material pickling line according to claim 1, characterized in that the lower part of the carbonized material cleaning tank (1) is funnel-shaped.
3. Carbonized material pickling line according to claim 2, characterized in that the lower part of the carbonized material cleaning tank (1) is obliquely arranged by a plurality of side plates (1.1) to make the carbonized material cleaning tank (1) in a funnel-shaped structure, and a plurality of vent pipes (1.2) are obliquely inserted into one of the side plates (1.1).
4. The carbonized material pickling line according to claim 3, wherein the air velocity of the plurality of air pipes (1.2) into the carbonized material cleaning tank (1) is 15-30 m3/h。
5. The carbonized material pickling production line of claim 1, further comprising a sheet carbonized material crusher (6) and a vibrating screen (7), wherein the sheet carbonized material crusher (6) is connected with the vibrating screen (7), and the vibrating screen (7) is connected with the carbonized material cleaning tank (1); the flake carbonized material crusher (6) crushes the flake carbonized material, the crushed flake carbonized material is sieved by the vibrating screen (7) to obtain a granular carbonized material, and the granular carbonized material is added into the carbonized material cleaning pool (1).
6. Carbonized material pickling line according to claim 1, characterized in that the water tank (2) contains pure water.
7. Carbonized material pickling line according to claim 1, characterized in that the acid tank (3) contains dilute HCl acid.
8. Carbonized material pickling line according to claim 1, characterized in that the acid tank (3) contains a mixture of dilute HCl and surfactant.
9. The carbonized material pickling method based on the carbonized material pickling line of any one of claims 1 to 8, characterized by comprising the following steps:
crushing and sieving a flaky carbonized material to obtain a granular carbonized material;
step two, adding water into the carbonized material cleaning tank (1) from the water tank (2), adding the granular carbonized material obtained in the step one into the carbonized material cleaning tank (1), ventilating for coarse cleaning, introducing the mixture of the coarse cleaned granular carbonized material, cleaned floating ash and water into a first inclined plate type sedimentation tank (4) for sedimentation and filtration, filtering to obtain the coarse cleaned granular carbonized material, and finally introducing the filtered water into the water tank (2) again;
and step three, putting the roughly-washed granular carbonized material obtained in the step two into the carbonized material cleaning tank (1) again, adding acid liquor in the acid water tank (3) into the carbonized material cleaning tank (1), ventilating to carry out fine washing on the roughly-washed granular carbonized material, introducing the finely-washed granular carbonized material and the acid liquor into a second inclined plate type sedimentation tank (5) to carry out secondary sedimentation and filtration, filtering to obtain the finely-washed granular carbonized material, and finally draining the filtered acid liquor into the acid water tank (3) again.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011276128.2A CN112374498A (en) | 2020-11-16 | 2020-11-16 | Carbonization material pickling production line and method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011276128.2A CN112374498A (en) | 2020-11-16 | 2020-11-16 | Carbonization material pickling production line and method |
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| CN112374498A true CN112374498A (en) | 2021-02-19 |
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| CN202011276128.2A Pending CN112374498A (en) | 2020-11-16 | 2020-11-16 | Carbonization material pickling production line and method |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205575652U (en) * | 2016-03-04 | 2016-09-14 | 浙江省林业科学研究院 | Carry out acidic water to active carbon and wash automatic discharge's equipment |
| CN108441640A (en) * | 2018-04-03 | 2018-08-24 | 湖南工学院 | A kind of method that waste diamond abrasive material resource comprehensive utilization utilizes |
| WO2018166503A1 (en) * | 2017-03-15 | 2018-09-20 | 福建欣宇卫浴科技股份有限公司 | Stainless steel pickling wastewater treatment system |
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2020
- 2020-11-16 CN CN202011276128.2A patent/CN112374498A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205575652U (en) * | 2016-03-04 | 2016-09-14 | 浙江省林业科学研究院 | Carry out acidic water to active carbon and wash automatic discharge's equipment |
| WO2018166503A1 (en) * | 2017-03-15 | 2018-09-20 | 福建欣宇卫浴科技股份有限公司 | Stainless steel pickling wastewater treatment system |
| CN108441640A (en) * | 2018-04-03 | 2018-08-24 | 湖南工学院 | A kind of method that waste diamond abrasive material resource comprehensive utilization utilizes |
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