CN112007390A - Compression filtration processing device and method thereof - Google Patents
Compression filtration processing device and method thereof Download PDFInfo
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- CN112007390A CN112007390A CN202010890671.5A CN202010890671A CN112007390A CN 112007390 A CN112007390 A CN 112007390A CN 202010890671 A CN202010890671 A CN 202010890671A CN 112007390 A CN112007390 A CN 112007390A
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- filter material
- filtration
- flexible filter
- compression
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
- B01D24/02—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration
- B01D24/10—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration the filtering material being held in a closed container
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/30—Particle separators, e.g. dust precipitators, using loose filtering material
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- Chemical Kinetics & Catalysis (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model provides a compression filtration processing apparatus, includes a collapsible flexible filter material, sets up first filtration passageway in the collapsible flexible filter material, and collapsible flexible filter material sets up the second filtration passageway outward, and first filtration passageway and second filtration passageway are independent each other and communicate through collapsible flexible filter material. The compression filtration treatment method is characterized in that the foldable flexible filter material is filtered when being folded and compressed, and the filtered solid matter is cleaned when the foldable flexible filter material is in a stretching and unfolding state. The filtering precision of the filter material can not be limited to the pore size of the filter material, and meanwhile, the filtering precision of the medium flowing through can be controlled by adjusting the stacking compression tightness degree of the filter material; due to the adoption of the cleaning characteristic of the flexible filter material in the stretching and unfolding state for back flushing, solid matters trapped by the flexible filter material are easy to clean, especially colloid with certain viscosity is treated, and compared with microporous filtration and membrane filtration, the flexible filter material has the advantages of obvious colloid-containing medium treatment capacity, better back flushing effect, lower running filtration pressure difference and lower energy consumption.
Description
Technical Field
The invention relates to the fields of solid-liquid separation and gas-solid separation, in particular to a compression and filtration treatment device and a method thereof used in the field of water treatment flue gas treatment.
Background
In industrial water treatment and flue gas treatment, solid-liquid separation and gas-solid separation technologies are often required to be applied, and at present, the more common treatment technologies at home and abroad are sedimentation treatment or microfiltration and membrane separation treatment, and the two treatment technologies have the problems of difficult cleaning, high energy consumption, high cost, difficult treatment of colloidal substances with certain viscosity and the like.
Disclosure of Invention
In view of the above circumstances, the present invention provides a compression filtration processing apparatus and a method thereof, which can overcome the gap between the prior art. The invention can realize the pretreatment coarse filtration of the fluid medium and achieve the aim of solid-liquid separation by the treatment technology of the flexible filter material in the folding and compressing state and the cleaning in the stretching and unfolding state.
The utility model provides a compression filtration processing apparatus, includes a collapsible flexible filter material, set up first filtration passageway in the collapsible flexible filter material, collapsible flexible filter material sets up the second filtration passageway outward, first filtration passageway and second filtration passageway mutual independence and through collapsible flexible filter material intercommunication.
According to the application, the foldable flexible filter material is arranged into a tubular shape, the inner hole of the tubular structure is arranged into a first filter passage, and a second filter passage is arranged between the tubular structure and an external container containing the foldable flexible filter material.
According to the application, the foldable flexible filter material is a metal filter material or a non-metal filter material.
According to the compression filtration treatment device, the foldable flexible filter material is one or a combination of a plurality of stainless steel mesh filter materials, plastic filter materials, polymer filter materials and fabric filter materials.
A compression filtration treatment method is characterized in that filtration is carried out when a foldable flexible filter material is folded and compressed, and solid matters after filtration are cleaned when the foldable flexible filter material is in a stretching and unfolding state.
According to the compression filtration treatment method, the filtration mode is vertical filtration in a mode of closing a concentrated medium outlet or cross-flow filtration in a mode of opening the concentrated medium outlet.
According to the compression filtration treatment method, the filtration mode is an external filtration mode in which the filter medium flows from the outside of the filter material to the inside of the filter material, or an internal filtration mode in which the filter medium flows from the inside of the filter material to the outside of the filter material.
A compression filtration treatment method comprises the steps of folding and compressing a foldable flexible filter material, then filtering a filter medium from a first filter channel through the foldable flexible filter material to obtain a filtered clear medium, and discharging the filtered clear medium to a second filter channel, or filtering the filter medium from the second filter channel through the foldable flexible filter material to obtain the filtered clear medium, and discharging the filtered clear medium to the first filter channel.
According to the compression filtration treatment method, the foldable flexible filter material is subjected to folding compression, and the foldable flexible filter material is subjected to folding compression through a mechanical stacking compression method or a medium self-flow knob stacking method.
According to the compression filtration treatment method, the filter medium is liquid containing solid particles, and the filtered clear medium is liquid after solid-liquid separation.
According to the compression filtration treatment method, the filter medium is gas containing solid particles, and the filtered gas medium is gas subjected to gas-solid separation.
According to the compression filtration treatment method, when the filter cake layer deposited in the foldable flexible filter material reaches a preset thickness, the foldable flexible filter material is stretched and unfolded, and then backwashing or back flushing is carried out on the foldable flexible filter material to clean solid substances.
After the technology provided by the invention is adopted, the compression filtration processing device and the method thereof according to the embodiment of the invention have the following beneficial effects.
1) The invention relates to a compression filtration treatment device and a method thereof, which are solid-liquid separation and gas-solid separation technologies in a novel filtration treatment method with liquid or gas as a medium. The separation technology comprises the steps of filtering liquid and gas by using a foldable flexible filter material when the foldable flexible filter material is in a folded and compressed state, and backwashing or back blowing the filter material to clean solid matters when a filter cake layer reaches a certain thickness and the filter material is in a stretched and unfolded state, so that the purposes of solid-liquid separation and gas-solid separation caused by liquid and gas filtration are achieved.
2) According to the compression filtration treatment device and the method thereof, as a brand new filtration separation treatment technology, because the flexible filter material is adopted in the folding compression state, the filtration precision can not be limited to the pore size of the filter material, and meanwhile, the filtration precision of the medium flowing through can be controlled by adjusting the stacking compression tightness degree of the filter material; due to the adoption of the cleaning characteristic of the flexible filter material in the stretching and unfolding state for back flushing, solid matters trapped by the flexible filter material are easy to clean, especially colloid with certain viscosity is treated, and compared with microporous filtration and membrane filtration, the flexible filter material has the advantages of obvious colloid-containing medium treatment capacity, better back flushing effect, lower running filtration pressure difference and lower energy consumption.
Drawings
Fig. 1 is a structural sectional view of a compression filtration treatment apparatus according to an embodiment of the present invention in a filtration state;
fig. 2 is a sectional view showing the configuration of a compression filter treatment apparatus according to an embodiment of the present invention in a backwashing-cleaned state.
Detailed Description
Various preferred embodiments of the present invention will be described below with reference to the accompanying drawings. The following description with reference to the accompanying drawings is provided to assist in understanding the exemplary embodiments of the invention as defined by the claims and their equivalents. It includes various specific details to assist understanding, but they are to be construed as merely illustrative. Accordingly, those skilled in the art will recognize that various changes and modifications can be made to the embodiments described herein without departing from the scope and spirit of the present invention. Also, in order to make the description clearer and simpler, a detailed description of functions and configurations well known in the art will be omitted.
As shown in fig. 1 and 2, a compression filtration treatment device comprises a foldable flexible filter material 1, wherein a first filtration channel 10 is arranged in the foldable flexible filter material 1, a second filtration channel 20 is arranged outside the foldable flexible filter material 1, and the first filtration channel 10 and the second filtration channel 20 are mutually independent and are communicated through the foldable flexible filter material 1.
In this embodiment, specifically, the foldable flexible filter material 1 is provided in a tubular shape, an inner hole of the tubular structure is provided as a first filter passage 10, and a second filter passage 20 is provided between the tubular structure and an external container containing the foldable flexible filter material 1.
The foldable flexible filter material 1 can be a metal filter material or a non-metal filter material. The foldable flexible filter material 1 can be one or a combination of a plurality of stainless steel mesh filter materials, plastic filter materials, polymer filter materials and fabric filter materials.
In this embodiment, the compression filtration processing method is to fold and compress the foldable flexible filter material 1, and then filter the filter medium 101 from the second filtration channel 20 through the foldable flexible filter material 1 to obtain a filtered clear medium 102, and discharge the filtered clear medium to the first filtration channel 10.
The foldable flexible filter material 1 is folded and compressed by a mechanical stacking compression method or a medium self-flowing knob stacking method.
The filter medium 101 is a liquid containing solid particles, and the filtered clear medium 102 is a liquid after solid-liquid separation. Or, the filtering medium 101 is a gas containing solid particles, and the filtered medium 102 is a gas obtained by gas-solid separation.
And when the filter cake layer deposited in the foldable flexible filter material 1 reaches a preset thickness, stretching and unfolding the foldable flexible filter material 1, and backwashing or back blowing the foldable flexible filter material 1 to clean solid substances. When backwashing is carried out, backwashing clear media 201 are introduced from the first filtering channel 10, and filtered concentrated media 202 are discharged from the foldable flexible filter material 1.
The invention relates to a compression filtration treatment device and a method thereof, which are solid-liquid separation and gas-solid separation technologies in a novel filtration treatment method with liquid or gas as a medium. The separation technology comprises the steps of filtering liquid and gas by using a foldable flexible filter material when the foldable flexible filter material is in a folded and compressed state, and backwashing or back blowing the filter material to clean solid matters when a filter cake layer reaches a certain thickness and the filter material is in a stretched and unfolded state, so that the purposes of solid-liquid separation and gas-solid separation caused by liquid and gas filtration are achieved.
According to the compression filtration treatment device and the method thereof, as a brand new filtration separation treatment technology, because the flexible filter material is adopted in the folding compression state, the filtration precision can not be limited to the pore size of the filter material, and meanwhile, the filtration precision of the medium flowing through can be controlled by adjusting the stacking compression tightness degree of the filter material; due to the adoption of the cleaning characteristic of the flexible filter material in the stretching and unfolding state for back flushing, solid matters trapped by the flexible filter material are easy to clean, especially colloid with certain viscosity is treated, and compared with microporous filtration and membrane filtration, the flexible filter material has the advantages of obvious colloid-containing medium treatment capacity, better back flushing effect, lower running filtration pressure difference and lower energy consumption.
The present invention has been described in detail, and the principle and embodiments of the present invention are explained herein by using specific examples, which are only used to help understand the method and the core idea of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.
From the above description of the embodiments, it will be apparent to those skilled in the art that the present invention may be practiced. Of course, the above listed cases are only examples, and the present invention is not limited thereto. It should be understood by those skilled in the art that other modifications or simplifications according to the technical solution of the present invention may be appropriately applied to the present invention and should be included in the scope of the present invention.
Claims (10)
1. The utility model provides a compression filtration processing apparatus, its characterized in that includes a collapsible flexible filter material (1), set up first filtration passageway (10) in collapsible flexible filter material (1), collapsible flexible filter material (1) sets up second filtration passageway (20) outward, first filtration passageway (10) and second filtration passageway (20) are independent each other and communicate through collapsible flexible filter material (1).
2. A compression filtration treatment apparatus according to claim 1, wherein the collapsible flexible filter material (1) is provided in the form of a tube, the inner aperture of the tubular structure being provided as a first filter channel (10), and a second filter channel (20) being provided between the tubular structure and an outer container housing the collapsible flexible filter material (1).
3. A compression filtration treatment apparatus according to claim 1, wherein said foldable flexible filter material (1) is a metal filter material or a non-metal filter material.
4. A compression filtration treatment apparatus according to claim 1, wherein the foldable flexible filter material (1) is one or a combination of stainless steel mesh filter material, plastic filter material, polymer filter material and fabric filter material.
5. A compression filtration treatment method is characterized in that filtration is carried out when a foldable flexible filter material (1) is folded and compressed, and solid matters after filtration are cleaned when the foldable flexible filter material (1) is in a stretching and unfolding state.
6. A compression filtration process according to claim 5 wherein the filtration is by vertical filtration in the form of a closed outlet for the concentrated medium or by cross-flow filtration in the form of an open outlet for the concentrated medium.
7. The compression filtration treatment method according to claim 5, wherein the filtration mode is an outward filtration mode in which the filter medium flows from the outside of the filter material to the inside of the filter material, or an inward filtration mode in which the filter medium flows from the inside of the filter material to the outside of the filter material.
8. A compression filtration treatment method is characterized in that a foldable flexible filter material (1) is folded and compressed, then a filter medium (101) is filtered from a first filter channel (10) through the foldable flexible filter material (1) to obtain a filtered clear medium (102) and then is discharged from a second filter channel (20), or the filter medium (101) is filtered from the second filter channel (20) through the foldable flexible filter material (1) to obtain the filtered clear medium (102) and then is discharged from the first filter channel (10).
9. A compression filtration process according to claim 8 wherein the foldable flexible filter material (1) is subjected to a folding compression, wherein the foldable flexible filter material (1) is subjected to a folding compression by a mechanical stack compression method or a media gravity knob stacking method.
10. A compression filtration process according to claim 8 wherein the collapsible flexible filter material (1) is stretched and expanded when the cake layer deposited in the collapsible flexible filter material (1) reaches a predetermined thickness, and the collapsible flexible filter material (1) is backwashed or back-blown to clean up the filter solids.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010890671.5A CN112007390A (en) | 2020-08-29 | 2020-08-29 | Compression filtration processing device and method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010890671.5A CN112007390A (en) | 2020-08-29 | 2020-08-29 | Compression filtration processing device and method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN112007390A true CN112007390A (en) | 2020-12-01 |
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| CN202010890671.5A Pending CN112007390A (en) | 2020-08-29 | 2020-08-29 | Compression filtration processing device and method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115193159A (en) * | 2022-06-15 | 2022-10-18 | 安徽新育轩环保科技有限公司 | Long-velvet filter cloth with filtering precision |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000140537A (en) * | 1998-11-12 | 2000-05-23 | Daiki Engineering Kk | Bag filter-type dust collection device |
| CN201316581Y (en) * | 2008-12-02 | 2009-09-30 | 薛文伟 | Filter |
| CN206778093U (en) * | 2017-02-24 | 2017-12-22 | 金海涛 | A kind of gas filtration core and gas-filtering device |
| CN108607335A (en) * | 2018-07-04 | 2018-10-02 | 南通百佳医疗器械研究有限公司 | A kind of exhaust gas filtration treatment device |
| CN108837631A (en) * | 2018-08-16 | 2018-11-20 | 江阴市高达输送机械科技有限公司 | A kind of dust arrester |
-
2020
- 2020-08-29 CN CN202010890671.5A patent/CN112007390A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000140537A (en) * | 1998-11-12 | 2000-05-23 | Daiki Engineering Kk | Bag filter-type dust collection device |
| CN201316581Y (en) * | 2008-12-02 | 2009-09-30 | 薛文伟 | Filter |
| CN206778093U (en) * | 2017-02-24 | 2017-12-22 | 金海涛 | A kind of gas filtration core and gas-filtering device |
| CN108607335A (en) * | 2018-07-04 | 2018-10-02 | 南通百佳医疗器械研究有限公司 | A kind of exhaust gas filtration treatment device |
| CN108837631A (en) * | 2018-08-16 | 2018-11-20 | 江阴市高达输送机械科技有限公司 | A kind of dust arrester |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115193159A (en) * | 2022-06-15 | 2022-10-18 | 安徽新育轩环保科技有限公司 | Long-velvet filter cloth with filtering precision |
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Application publication date: 20201201 |