CN112973229A - Online filtering system for fluid purification and use method thereof - Google Patents

Online filtering system for fluid purification and use method thereof Download PDF

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Publication number
CN112973229A
CN112973229A CN202110431807.0A CN202110431807A CN112973229A CN 112973229 A CN112973229 A CN 112973229A CN 202110431807 A CN202110431807 A CN 202110431807A CN 112973229 A CN112973229 A CN 112973229A
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China
Prior art keywords
liquid
filter
storage tank
control valve
online
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Pending
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CN202110431807.0A
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Chinese (zh)
Inventor
何伟
何敏
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Shanghai Jiayu Filter Equipment Co ltd
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Shanghai Jiayu Filter Equipment Co ltd
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Priority to CN202110431807.0A priority Critical patent/CN112973229A/en
Publication of CN112973229A publication Critical patent/CN112973229A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D29/00Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/50Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D29/00Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/01Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
    • B01D29/03Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements self-supporting
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D29/00Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/11Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
    • B01D29/114Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements arranged for inward flow filtration
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D29/00Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/11Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
    • B01D29/31Self-supporting filtering elements
    • B01D29/33Self-supporting filtering elements arranged for inward flow filtration
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D29/00Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/50Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
    • B01D29/52Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in parallel connection
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D29/00Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/62Regenerating the filter material in the filter
    • B01D29/66Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D36/00Filter circuits or combinations of filters with other separating devices
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D37/00Processes of filtration
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D37/00Processes of filtration
    • B01D37/04Controlling the filtration
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters or filtering processes specially modified for separating dispersed particles from gases or vapours

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtration Of Liquid (AREA)
  • Filtering Materials (AREA)

Abstract

The invention discloses an online filtering system for purifying and purifying fluid and a using method thereof, and the online filtering system comprises an online filtering machine body and a material storage tank, wherein a material return pipe is arranged on the material storage tank, one end of the material return pipe is communicated with the online filtering machine body, a filter element is arranged at the upper end of the inner side of the online filtering machine body, a guide pipe is arranged at the inner side of the filter element, a sintering plate is fixed at the lower end of the inner side of the online filtering machine body, a positive blowing air inlet is arranged on the online filtering machine body, one end of the positive blowing air inlet is connected with a gas storage tank, a back blowing air inlet is arranged on the lower surface; through being provided with filtrate A export, sintering board, filter and A control valve, be convenient for avoid solid particle and liquid to constitute and mix the liquid, mix the liquid if solid content is less, when the solid can not cover the filter core lower extreme, when liquid is less than following filter core top, positive pressure gas can walk away from the filter core top, shines into the short circuit, can not press dry residual liquid.

Description

Online filtering system for fluid purification and use method thereof
Technical Field
The invention belongs to the technical field of online filtration, and particularly relates to an online filtration system for purifying and purifying fluid and a use method thereof.
Background
The filtration is a process of purifying and purifying fluid through a special device, the filtration modes are many, the used systems are wide, solid-liquid, solid-gas, large particles and small particles are commonly filtered, the liquid (or gas) in suspension (or heating gas containing solid particles) permeates through a medium under the action of driving force or other external force, the solid particles and other substances are intercepted by the filter medium, so that the operation of separating the solid and other substances from the liquid (or gas) is realized, a stainless steel filter is mostly composed of a shell, a filter element, a differential pressure controller and the like, and the stainless steel filter can be used for online filtration of pipelines.
In the use process of the existing online filtering system, if the solid content in the mixed liquid is less, the mixed liquid cannot cover the bottom of a filter element, and when the liquid in the mixed liquid is lower than the top of the filter element, compressed air added to the inner side of a filter can be discharged from the top of the filter element to cause short circuit, so that residual liquid cannot be well dried, and the use effect is poor.
Disclosure of Invention
The invention aims to provide an online filtering system for purifying and purifying fluid and a using method thereof, and aims to solve the problems that in the prior art, when the existing online filtering system is used, if the solid content in the mixed liquid is less, the bottom of a filter element cannot be covered, and when the liquid in the mixed liquid is lower than the top of the filter element, compressed air added to the inner side of a filter can be removed from the top of the filter element, so that short circuit is caused, residual liquid cannot be well dried, and the using effect is poor.
In order to achieve the purpose, the invention provides the following technical scheme: an online filtering system for purifying and purifying fluid comprises an online filtering machine body and a material storage tank, wherein a material return pipe is arranged on the material storage tank, one end of the material return pipe is communicated with the online filtering machine body, a filter element is arranged at the upper end of the inner side of the online filtering machine body, a guide pipe is arranged at the inner side of the filter element, a sintering plate is fixed at the lower end of the inner side of the online filtering machine body, a forward blowing inlet is arranged on the online filtering machine body, one end of the forward blowing inlet is connected with a gas storage tank, a reverse blowing inlet is arranged on the lower surface of the forward blowing inlet, a filter is arranged at the lower end of the reverse blowing inlet, a filtered fluid C outlet is arranged at one end of the filter, a filtered fluid storage tank is connected at one end of the filtered fluid C outlet, the lower surface of the online filtering machine, the lower surface of an outlet of the filtering liquid B is provided with a pipeline B, the lower surface of an outlet of the filtering liquid A is provided with a pipeline A, the pipeline A and the pipeline B are communicated with the inside of the filter, the filter is provided with a liquid guide pipeline, and the liquid guide pipeline is communicated with the inside of the online filter body.
Preferably, online filter body one side surface is connected with first inlet pipe, first inlet pipe one end is provided with the chemical industry pump, the chemical industry pump is linked together through the second inlet pipe with the material storage tank, filter one end is provided with the loop exit, loop exit and the inside intercommunication of material storage tank, gas holder one side surface lower extreme has the oil water filter through first intake-tube connection, oil water filter opposite side surface has air compressor through second intake-tube connection.
Preferably, the outer surface of the pipeline B is sleeved with a control valve B, and the outer surface of the pipeline A is provided with a control valve A.
Preferably, a filter plate is arranged in the middle of the inner side of the sintering plate and corresponds to the outlet of the filtered liquid B.
Preferably, the filter core is rectangle, the filter core is provided with a plurality ofly.
Preferably, the guide pipe is communicated with the interior of the liquid guide pipeline, and the number of the guide pipe is equal to that of the filter elements.
Preferably, the lower end of the liquid guide pipeline is provided with a C control valve, and one end of the upper surface of the filter is provided with a backwash liquid inlet.
Preferably, the first inlet pipe outside is provided with the governing valve, the governing valve is provided with a plurality ofly.
A method of using an in-line filtration system for fluid purification, comprising the steps of:
a. the method comprises the following steps that a chemical pump and an air compressor are connected with an external power supply, mixed liquid stored in a material storage tank is pumped into the inner side of an online filter body through the chemical pump, air and water are filtered through an oil-water filter, dry air flows into the inner side of an air storage tank through an air inlet pipe, and then air in the inner side of the air storage tank flows into the inner side of the online filter body through a positive blowing inlet to pressurize the inner side of the online filter body;
b. when the liquid in the mixed liquid is lower than the top of the filter element, the control valve B and the control valve A are closed, the control valve C is opened, the mixed liquid containing the liquid is filtered by the filter element, and the filtered liquid flows to a filtered liquid storage tank through a guide pipe and a liquid guide pipeline;
c. when the liquid in the mixed liquid is lower than the bottom of the filter element, the control valve C and the control valve A are closed, the control valve B is opened, the mixed liquid containing the liquid is filtered by the filter plate, and the filtered liquid flows to a filtered liquid storage tank through the pipeline B;
d. finally, closing the control valve B and the control valve C, opening the control valve A, pressing and drying the residual liquid of the mixed solution by positive air pressure, discharging the filtered liquid filtered by the sintering plate into the inner side of the outlet A of the filtered liquid, and finally flowing into the inner side of the filtered liquid storage tank;
e. cleaning liquid and air are introduced into the inner side of the filter through a backwash liquid inlet and a back-flushing air inlet, and back-flushing are carried out on the inner sides of the filter and the online filter body.
Compared with the prior art, the invention has the beneficial effects that:
through being provided with the export of straining clear liquid A, the sintering board, filter and A control valve, be convenient for avoid solid particle and liquid to constitute mixed liquid, it is less if solid content to mix liquid, the solid covers when not living the filter core lower extreme, when liquid is less than following filter core top, positive pressure gas can walk away from the filter core top, shine into the short circuit, can not press dry remaining liquid, be convenient for filter less content mixed liquid through the sintering board, increase is pressed dry and is done the effect, be convenient for filter the liquid through leading the liquid pipeline outwards to discharge fast through being provided with the inboard straining clear liquid of filter core of pipe, be convenient for save time, increase filtration efficiency.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of an on-line filter body according to the present invention;
in the figure: 1. an online filter body; 2. a, a pipeline; 3. a material return pipe; 4. a material storage tank; 5. a chemical pump; 6. a first feed tube; 7. a filtered liquid A is discharged; 8. an outlet of the filtered liquid B; 9. a pipeline B; 10. a filter; 11. a filtered liquid storage tank; 12. an air compressor; 13. an oil-water filter; 14. a gas storage tank; 15. a back-blowing gas inlet; 16. a positive blowing inlet; 17. a recycle outlet; 18. a filter plate; 19. a conduit; 20. a filter element; 21. a filtered liquid C outlet; 22. a liquid guiding pipeline; 23. and (5) sintering the plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: an online filtering system for purifying and purifying fluid comprises an online filtering machine body 1 and a material storage tank 4, wherein a material return pipe 3 is arranged on the material storage tank 4, one end of the material return pipe 3 is communicated with the online filtering machine body 1, a filter element 20 is arranged at the upper end of the inner side of the online filtering machine body 1, a guide pipe 19 is arranged at the inner side of the filter element 20, so that filtered clear liquid can be rapidly discharged from the inner side of the online filtering machine body 1, a sintering plate 23 is fixed at the lower end of the inner side of the online filtering machine body 1, so that less mixed liquid at the lower end of the inner side of the online filtering machine body 1 can be filtered, a positive blowing inlet 16 is arranged on the online filtering machine body 1, one end of the positive blowing inlet 16 is connected with a gas storage tank 14, so that gas in the gas storage tank 14 can be discharged to the inner, the 15 lower extremes of blowback gas import are provided with filter 10, are convenient for further filter mixed liquid, 10 one end of filter is provided with strains clear liquid C export 21, it is connected with and strains clear liquid storage tank 11 to strain clear liquid C export 21 one end, is convenient for store straining the clear liquid, 1 lower surface of online filter body includes strains clear liquid A export 7 and strains clear liquid B export 8, it sets up side by side with straining clear liquid B export 8 to strain clear liquid A export 7, it is provided with B pipeline 9 to strain clear liquid B export 8 lower surface, it is provided with A pipeline 2 to strain clear liquid A export 7 lower surface, A pipeline 2 and B pipeline 9 all communicate with filter 10 is inside, are convenient for make and strain clear liquid and locate to discharge to filter 10, be provided with drain pipeline 22 on the filter 10, drain pipeline 22 communicates with 1 inside of online filter body.
Preferably, 1 side surface of on-line filter body is connected with first inlet pipe 6, 6 one end of first inlet pipe is provided with chemical pump 5, chemical pump 5 is linked together through the second inlet pipe with material storage tank 4, is convenient for go into mixed liquid to the 1 inboard pump of on-line filter body, 10 one end of filter is provided with circulation outlet 17, circulation outlet 17 and 4 inside intercommunications of material storage tank, 14 side surface lower extreme of gas holder has oil water filter 13 through first intake-tube connection, is convenient for carry out the drying to the air, 13 opposite side surfaces of oil water filter have air compressor 12 through second intake-tube connection.
Preferably, the outer surface of the pipeline B9 is sleeved with a control valve B, and the outer surface of the pipeline A2 is provided with a control valve A, so that the opening and closing of the pipeline B9 and the pipeline A2 can be controlled conveniently and respectively.
Preferably, the middle part of the inner side of the sintering plate 23 is provided with a filter plate 18, and the filter plate 18 corresponds to the outlet 8 of the filtered liquid B, so that the mixed liquid is conveniently filtered.
Preferably, the filter element 20 is rectangular, and the filter element 20 is provided with a plurality of filter elements, so that a better filtering effect is facilitated.
Preferably, the conduit 19 is communicated with the interior of the liquid guide pipe 22, and the number of the conduit 19 is equal to that of the filter elements 20.
Preferably, a C control valve is arranged at the lower end of the liquid guide pipeline 22, so as to control the opening and closing of the liquid guide pipeline 22, and one end of the upper surface of the filter 10 is provided with a backwash liquid inlet.
Preferably, the first inlet pipe 6 outside is provided with the governing valve, is convenient for control the flow of mixed liquid, the governing valve is provided with a plurality ofly.
A method of using an in-line filtration system for fluid purification, comprising the steps of:
a. the chemical pump 5 and the air compressor 12 are externally connected with a power supply, the mixed liquid stored in the material storage tank 4 is pumped into the inner side of the online filter body 1 through the chemical pump 5, air and water are filtered through the oil-water filter 13, the dried air flows into the inner side of the air storage tank 14 through the air inlet pipe, and then the air in the inner side of the air storage tank 14 flows into the inner side of the online filter body 1 through the positive air blowing inlet 16 to pressurize the inner side of the online filter body 1;
b. when the liquid in the mixed liquid is lower than the top of the filter element 20, the control valve B and the control valve A are closed, the control valve C is opened, the mixed liquid containing the liquid is filtered by the filter element 20, and the filtered clear liquid flows to the filtered clear liquid storage tank 11 through the guide pipe 19 and the liquid guide pipeline 22;
c. when the liquid in the mixed liquid is lower than the bottom of the filter element 20, the control valve C and the control valve A are closed, the control valve B is opened, the mixed liquid containing the liquid is filtered through the filter plate 18, and the filtered liquid flows to the filtered liquid storage tank 11 through the pipeline B9;
d. finally, the control valve B and the control valve C are closed, the control valve A is opened, the residual liquid of the mixed solution is continuously pressed by positive air pressure, and the filtered liquid filtered by the sintering plate 23 is discharged to the inner side of the outlet 7 of the filtered liquid A and finally flows into the inner side of the filtered liquid storage tank 11;
e. cleaning liquid and air are introduced into the inner side of the filter 10 through the backwash liquid inlet and the back-blowing air inlet 15, and back-washing and back-blowing are carried out on the inner sides of the filter 10 and the online filter body 1.
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 (9)

1. An on-line filtration system for purification of a fluid, comprising: comprises an online filter body (1) and a material storage tank (4), wherein a material return pipe (3) is arranged on the material storage tank (4), one end of the material return pipe (3) is communicated with the online filter body (1), a filter element (20) is arranged at the upper end of the inner side of the online filter body (1), a guide pipe (19) is arranged at the inner side of the filter element (20), a sintering plate (23) is fixed at the lower end of the inner side of the online filter body (1), a forward blowing inlet (16) is arranged on the online filter body (1), one end of the forward blowing inlet (16) is connected with a gas storage tank (14), a reverse blowing inlet (15) is arranged at the lower surface of the forward blowing inlet (16), a filter (10) is arranged at the lower end of the reverse blowing inlet (15), one end of the filter (10) is provided with a filtered liquid C outlet (21), one end of the, online filter body (1) lower surface includes strains clear liquid A export (7) and strains clear liquid B export (8), strain clear liquid A export (7) and strain clear liquid B export (8) and set up side by side, it is provided with B pipeline (9) to strain clear liquid B export (8) lower surface, it is provided with A pipeline (2) to strain clear liquid A export (7) lower surface, A pipeline (2) and B pipeline (9) all communicate with filter (10) inside, be provided with drain pipeline (22) on filter (10), drain pipeline (22) and online filter body (1) inside intercommunication.
2. An in-line filtration system for fluid purification according to claim 1, wherein: on-line filter body (1) one side surface is connected with first inlet pipe (6), first inlet pipe (6) one end is provided with chemical pump (5), chemical pump (5) are linked together through the second inlet pipe with material storage tank (4), filter (10) one end is provided with circulation export (17), circulation export (17) and material storage tank (4) inside intercommunication, gas holder (14) one side surface lower extreme has oil water filter (13) through first intake-tube connection, oil water filter (13) opposite side surface has air compressor (12) through second intake-tube connection.
3. An in-line filtration system for fluid purification according to claim 1, wherein: the outer surface of the pipeline B (9) is sleeved with a control valve B, and the outer surface of the pipeline A (2) is provided with a control valve A.
4. An in-line filtration system for fluid purification according to claim 1, wherein: the middle part of the inner side of the sintering plate (23) is provided with a filter plate (18), and the filter plate (18) corresponds to the outlet (8) of the filtered liquid B.
5. An in-line filtration system for fluid purification according to claim 1, wherein: the filter core (20) is rectangle, filter core (20) are provided with a plurality ofly.
6. An in-line filtration system for fluid purification according to claim 1, wherein: the guide pipe (19) is communicated with the interior of the liquid guide pipeline (22), and the number of the guide pipe (19) is equal to that of the filter elements (20).
7. An in-line filtration system for fluid purification according to claim 1, wherein: the lower end of the liquid guide pipeline (22) is provided with a C control valve, and one end of the upper surface of the filter (10) is provided with a backwash liquid inlet.
8. An in-line filtration system for fluid purification according to claim 2, wherein: the first inlet pipe (6) outside is provided with the governing valve, the governing valve is provided with a plurality ofly.
9. Use of an in-line filtration system for purification of a fluid according to any one of claims 1 to 8, wherein: the method comprises the following steps:
a. the chemical pump (5) and the air compressor (12) are externally connected with a power supply, the mixed liquid stored in the material storage tank (4) is pumped into the inner side of the online filter body (1) through the chemical pump (5), air and water are filtered through the oil-water filter (13), dry air flows into the inner side of the air storage tank (14) through the air inlet pipe, and then the air in the inner side of the air storage tank (14) flows into the inner side of the online filter body (1) through the positive blowing inlet (16) to pressurize the inner side of the online filter body (1);
b. when the liquid in the mixed liquid is lower than the top of the filter element (20), the control valve B and the control valve A are closed, the control valve C is opened, the mixed liquid containing the liquid is filtered through the filter element (20), and the filtered liquid flows to the filtered liquid storage tank (11) through the guide pipe (19) and the liquid guide pipeline (22);
c. when the liquid in the mixed liquid is lower than the bottom of the filter element (20), the control valve C and the control valve A are closed, the control valve B is opened, the mixed liquid containing the liquid is filtered through the filter plate (18), and the filtered liquid flows to the filtered liquid storage tank (11) through the pipeline B (9);
d. finally, closing the control valve B and the control valve C, opening the control valve A, pressing and drying the residual liquid of the mixed solution by positive air pressure, discharging the filtered liquid filtered by the sintering plate (23) into the inner side of an outlet (7) of the filtered liquid A, and finally flowing into the inner side of a filtered liquid storage tank (11);
e. cleaning liquid and air are introduced into the inner side of the filter (10) through a backwash liquid inlet and a back flushing air inlet (15), and back flushing are carried out on the inner side of the filter (10) and the online filter body (1).
CN202110431807.0A 2021-04-21 2021-04-21 Online filtering system for fluid purification and use method thereof Pending CN112973229A (en)

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