CN105645620A - Reclaimed water reuse filtering equipment and reclaimed water filtering regeneration method - Google Patents
Reclaimed water reuse filtering equipment and reclaimed water filtering regeneration method Download PDFInfo
- Publication number
- CN105645620A CN105645620A CN201610159730.5A CN201610159730A CN105645620A CN 105645620 A CN105645620 A CN 105645620A CN 201610159730 A CN201610159730 A CN 201610159730A CN 105645620 A CN105645620 A CN 105645620A
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- Prior art keywords
- valve
- supervisor
- water
- filter
- gas distribution
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Classifications
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
Abstract
The invention relates to reclaimed water reuse filtering equipment, which comprises a water supply pump, a cartridge filter, a bottom main pipe, a top main pipe, filtering bodies, an ozone generator and ozone gas distribution pipes, wherein the cartridge filter comprises a filter cartridge of which the upper bottom and the lower bottom are sealed; the upper part of the cartridge filter is provided with a water inlet; the lower part of the filter cartridge is provided with a water outlet; the water supply pump is connected with a water inlet of the filter cartridge through a pipeline; a low discharge valve and a water inlet valve are arranged on the bottom main pipe; the bottom main pipe is connected with the water outlet of the filter cartridge, and a water inlet valve is arranged in the middle of the bottom main pipe; the bottom main pipe and the top main pipe are connected with two ends of each filtering body; the ozone generator is connected with each filtering body through the corresponding ozone gas distribution pipe; each ozone gas distribution pipe is provided with an exhaust pipe at one end of the top main pipe; a top discharge valve and a water outlet valve are arranged on the top main pipe; the surface of the top main pipe is provided with a steam inlet; each filtering body comprises a casing, a filtering element and an element pipe; each element pipe is arranged in the corresponding casing; each filtering element is arranged in the corresponding element pipe; one end of each filtering element is connected with the top main pipe, and the other end of each filtering element is connected with the bottom main pipe; adsorbing materials are arranged in the filtering element; the ozone gas distribution pipes extend into the element pipes.
Description
Technical field
The present invention relates to Treated sewage reusing process field, particularly relates to a kind of Treated sewage reusing filter plant and middle water filtration renovation process.
Background technology
At present in the sofening treatment process of Treated sewage reusing, major part all uses ultrafiltration unit as the pre-processing device of reverse osmosis unit. In middle water softening process, especially using waste water such as chemical fertilizer production, oil refining, pharmacy, sprayings as the middle water of waste water source, middle water calcium ions and magnesium ions is high, COD is high, the Organic substance that cannot see containing a lot of naked eyes. Ultrafiltration unit easily causes fouling and clogging, operation pressure reduction is high, long-term heavy-duty service causes ultrafilter film plug plug, fracture, aquifer yield decline, water outlet SDI(pollution index) too high, often cause the product water index decline of follow-up reverse osmosis unit to block up with the dirt of reverse osmosis membrane. It addition, ultrafiltration is running with in Process of Chemical Cleaning, backwash needs to add the chemical drugss such as hydrochloric acid, sodium hypochlorite, sodium hydroxide, causes environmental pollution.
Summary of the invention
It is an object of the invention to provide a kind of simple in construction and do not use the chemical drugss such as acid, sodium hypochlorite, sodium hydroxide to carry out the middle water filtration device of backwash and cleaning and middle water filtration renovation process, polluter in middle water is filtered out, as the pre-procesor of reverse osmosis unit.
For solving the problems referred to above, the invention provides a kind of Treated sewage reusing filter plant and include feed pump, cartridge filter, the end, is responsible for, top supervisor, filtering bodies, ozonator and ozone gas distribution pipe, described cartridge filter includes the cartridge filter of upper and lower back cover, described cartridge filter top is provided with water inlet, described cartridge filter bottom is provided with outlet, described feed pump is connected with cartridge filter water inlet by pipeline, end supervisor is connected with cartridge filter outlet and centre is provided with water intaking valve, supervisor is also equipped with low valve above at the described end, described top supervisor is installed above top row valve and outlet valve, supervisor surface, top is provided with steam inlet, supervisor of the described end and top supervisor are connected to the two ends of filtering bodies, described filtering bodies includes housing, filter element and core pipe, described installation of core pipe is in housing, in core pipe, filter element is installed, core pipe one end connects top supervisor, the other end connects end supervisor, described ozone gas distribution pipe gos deep in core pipe, described ozonator is connected with filtering bodies by ozone gas distribution pipe, described ozone gas distribution pipe is provided with air bleeding valve in one end of top supervisor, in described housing, inner filter core adopts external-compression type structure, namely water externally enters from filter element, clear water goes out from core pipe flow.
For better adsorption fouling thing, the present invention improves to be had, and the adsorbing material of described filter element selects carbon fiber, is adsorbed by the polluter in water by the adsorption of carbon fiber, thus obtaining water purification. Described steam inlet, is by low-pressure steam, by pollutant stripping saturated for absorption, completes the regeneration of filter element, and regenerative process is the chemical drugs such as consumption acids, alkali not.
For better adsorption fouling thing, the present invention improves to be had, and filtering bodies is provided with 4, and 4 filtering bodies adopt Parallel Design, is interconnected by pushing up supervisor and end supervisor.
In order to be conducive to the regeneration of adsorbing material, the present invention improves to be had, and filter element and housing are man-to-man form, namely only allow in a housing to fill a filter element, and middle water is provided with cartridge filter before entering adsorbing material, can effectively adsorbing material be protected.
In order to it is preferably to regneration of adsorbent material, the present invention improves to be had, and the regeneration of equipment is the synergism of steam and ozone, and ozone gas distribution pipe to extend in whole core pipe.
In order to better make ozone play regeneration, the present invention improves to be had, and ozone gas distribution pipe adopts the mode of straight tube perforating, is so conducive to uniform air distribution.
Present invention have the beneficial effect that
Water filtration device in one, it is possible to as the pretreatment unit of middle water desalination, the polluter in water in removal, reduces SDI value, it is ensured that follow-up desalter (reverse osmosis unit) properly functioning. Change tradition ultrafiltration unit, the problem that easy fouling, blocking, life time are short. Change the problem of the chemical drugs such as consumption acids, alkali, oxidant in tradition ultrafiltration unit backwash and Process of Chemical Cleaning, reduce the pollution to environment.
Accompanying drawing explanation
Accompanying drawing 1 is the structural representation of a kind of middle water filtration device of the present invention.
Label declaration: 1-feed pump; 2-cartridge filter; 3-water intaking valve; It is responsible at the bottom of 4-; 5-housing; 6-filter element; 7-core pipe; 8-pushes up supervisor; 9-outlet valve; 10-steam inlet; Valve at the bottom of 11-; 12-ozonator; 13-ozone valve; 14-ozone gas distribution pipe; 15-air bleeding valve; 16-top row valve; 17-cartridge filter; 18-water inlet; 19-outlet; 20-pipeline; 21-filtering bodies.
Detailed description of the invention
By describing the technology of the present invention content, structural feature in detail, being realized purpose and effect, below in conjunction with embodiment and coordinate accompanying drawing to be explained in detail.
With reference to accompanying drawing 1, accompanying drawing show the present invention and provides water filtration device in one, a kind of Treated sewage reusing filter plant includes feed pump 1, cartridge filter 2, end supervisor 4, top supervisor 8, filtering bodies 21, ozonator 12 and ozone gas distribution pipe 14, described cartridge filter 2 includes the cartridge filter 17 of upper and lower back cover, described cartridge filter top is provided with water inlet 18, described cartridge filter bottom is provided with outlet 19, described feed pump 1 is connected with cartridge filter water inlet 18 by pipeline 20, supervisor of the described end 4 and top supervisor 8 are connected to the two ends of filtering bodies 21, supervisor of the described end is installed above low valve 16 and water intaking valve 3, end supervisor 4 is connected with cartridge filter outlet 19 and centre is provided with water intaking valve 3, described top supervisor 8 is installed above top row valve 16 and outlet valve 9, supervisor 8 surfaces, top are provided with steam inlet 10, described ozone gas distribution pipe 14 is connected with ozonator 12, described filtering bodies 21 includes housing 5, filter element 6 and core pipe 7, it is provided with core pipe 7 in described housing 5, filter element 6 it is provided with in core pipe 7, ozone gas distribution pipe 14 is connected through core pipe 7 with top supervisor 8, the other end of described core pipe 7 arranges air vent, filter element 6 one end connects top supervisor 8, the other end connects end supervisor 4, it is provided with adsorbing material in described filter element 6, described ozone gas distribution pipe 14 gos deep in core pipe 7.The adsorbing material of described filter element selects carbon fiber.
For Water Sproading in better realizing, it is provided with 21,4 filtering bodies 21 of 4 filtering bodies and adopts Parallel Design, be interconnected by pushing up supervisor 8 and end supervisor 4. Filter element 6 and housing 5 are man-to-man form, namely only allow in a housing 5 to fill a filter element 6. The regeneration of equipment is the synergism of steam and ozone, and ozone gas distribution pipe 14 to extend in whole core pipe 7. Ozone gas distribution pipe 14 adopts the mode of straight tube perforating. Described housing 5 inner filter core 6 adopts external-compression type structure.
Water filtration device in one, middle water is by after feed pump 1 supercharging, enter cartridge filter 2, by low supervisor 4, entering in housing 5, the pressure by feed pump 1 is filtered, the polluter of water quality is adsorbed by carbon fiber, water purification, then by core pipe 7, flows into top supervisor 8, and outlet valve 9 output is passed through in water outlet. In equipment running process, top row valve 16, steam inlet 10, end valve 11, ozone valve 13, air bleeding valve 15 is in closed mode.
When filter element 6 pressure reduction more than 0.2MPa or operation time more than 40min after, in one, water filtration device regenerates, and regeneration step is 4 steps respectively:
Step 1(steam blowing), first water intaking valve 3 is closed, and end valve 11, top row valve 16 are opened, and is discharged by the middle water in housing 5 clean. Close top row valve 16, open steam inlet 10, filter element is purged, after regeneration 3-5min. Opening top row valve 16, steam off import 10, just the discharge of the middle water in housing 5 is clean.
Step 2(ozone oxidation), close water intaking valve 3, outlet valve 9, steam inlet 10, end valve 11, top row valve 16, open air bleeding valve 15, ozone valve 13, starts ozonator 12, and filter element 6 is carried out oxidation regeneration by foul smell gas distribution pipe 14 by ozone, after 5min, close ozonator 12, air bleeding valve 15, ozone valve 13.
Step 3(steam blowing), first water intaking valve 3 is closed, and end valve 11, top row valve 16 are opened, and is discharged by the middle water in housing 5 clean. Close top row valve 16, open steam inlet 10, filter element is purged, after regeneration 3-5min. Opening top row valve 16, steam off import 10, just the discharge of the middle water in housing 5 is clean.
Step 4(just washes), close outlet valve 9, end valve 11, steam inlet 10, opening water intaking valve 3, top row valve 16, start feed pump 1, in one, water filtration device is just washed, just washing after 3min, opening outlet valve 9, equipment starts to produce water, completes one and produces water circulation.
The foregoing is only embodiments of the invention; not thereby the scope of the claims of the present invention is limited; equivalent structure or equivalence flow process that the description of every present invention of utilization and accompanying drawing content are made convert; or directly or indirectly it is used in other relevant technical fields, all in like manner include in scope.
Claims (6)
1. a Treated sewage reusing filter plant, it is characterized in that, including feed pump, cartridge filter, the end, is responsible for, top supervisor, filtering bodies, ozonator and ozone gas distribution pipe, described cartridge filter includes the cartridge filter of upper and lower back cover, described cartridge filter top is provided with water inlet, described cartridge filter bottom is provided with outlet, described feed pump is connected with cartridge filter water inlet by pipeline, end supervisor is connected with cartridge filter outlet and centre is provided with water intaking valve, supervisor is also equipped with low valve above at the described end, described top supervisor is installed above top row valve and outlet valve, supervisor surface, top is provided with steam inlet, supervisor of the described end and top supervisor are connected to the two ends of filtering bodies, described filtering bodies includes housing, filter element and core pipe, described installation of core pipe is in housing, in core pipe, filter element is installed, core pipe one end connects top supervisor, the other end connects end supervisor, described ozone gas distribution pipe gos deep in core pipe, described ozonator is connected with filtering bodies by ozone gas distribution pipe, described ozone gas distribution pipe is provided with air bleeding valve in one end of top supervisor.
2. require described a kind of Treated sewage reusing filter plant according to right 1, it is characterised in that the adsorbing material of described filter element is carbon fiber.
3. requiring described a kind of Treated sewage reusing filter plant according to right 1, it is characterised in that filtering bodies is provided with 4,4 filtering bodies adopt and are arranged in parallel, and are interconnected by pushing up supervisor and end supervisor.
4. require described a kind of Treated sewage reusing filter plant according to right 3, it is characterised in that filter element and housing are by being configured one to one.
5. require described a kind of Treated sewage reusing filter plant according to right 1, it is characterised in that ozone gas distribution pipe adopts the mode of straight tube perforating.
6. water filtration renovation process in a kind, it is characterised in that the method comprises the following steps:
Step 1(steam blowing), first water intaking valve is closed, and end valve, top row valve are opened, and is discharged by the middle water in housing clean; close top row valve, open steam inlet, filter element is purged, after regeneration 3-5min; opening top row valve, steam off import, just the discharge of the middle water in housing is clean;
Step 2(ozone oxidation), close water intaking valve, outlet valve, steam inlet, end valve; top row valve, opens air bleeding valve, ozone valve, starts ozonator, and filter element is carried out oxidation regeneration by foul smell gas distribution pipe by ozone; after 5min, close ozonator, air bleeding valve, ozone valve;
Step 3(steam blowing), first water intaking valve is closed, and end valve, top row valve are opened, and is discharged by the middle water in housing clean; close top row valve, open steam inlet, filter element is purged, after regeneration 3-5min; opening top row valve, steam off import, just the discharge of the middle water in housing is clean;
Step 4(just washes), to close outlet valve, end valve, steam inlet, open water intaking valve, top row valve, start feed pump, in one, water filtration device is just washed, and is just washing after 3min, opens outlet valve, and equipment starts to produce water, completes one and produces water circulation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610159730.5A CN105645620A (en) | 2016-03-21 | 2016-03-21 | Reclaimed water reuse filtering equipment and reclaimed water filtering regeneration method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610159730.5A CN105645620A (en) | 2016-03-21 | 2016-03-21 | Reclaimed water reuse filtering equipment and reclaimed water filtering regeneration method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105645620A true CN105645620A (en) | 2016-06-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610159730.5A Pending CN105645620A (en) | 2016-03-21 | 2016-03-21 | Reclaimed water reuse filtering equipment and reclaimed water filtering regeneration method |
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| CN (1) | CN105645620A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106904761A (en) * | 2017-04-14 | 2017-06-30 | 中冶赛迪工程技术股份有限公司 | A kind of absorption processing system and method |
Citations (7)
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| JP2001120965A (en) * | 1999-10-29 | 2001-05-08 | Ebara Corp | Method for washing filter surface of solid-liquid separator for water treatment and solid-liquid separator |
| CN2677003Y (en) * | 2004-02-13 | 2005-02-09 | 中国石油化工股份有限公司 | Multpipe filter |
| JP2005052689A (en) * | 2003-08-04 | 2005-03-03 | Toray Ind Inc | Membrane washing method and membrane filtration device |
| CN102145257A (en) * | 2011-04-28 | 2011-08-10 | 上海交通大学 | Method for cleaning filtering membrane modules |
| US20120055881A1 (en) * | 2010-09-07 | 2012-03-08 | Jim Constant | Water purification system |
| CN102485329A (en) * | 2011-03-22 | 2012-06-06 | 绵阳美能材料科技有限公司 | External-compression hollow fiber membrane cleaning method with no backwashing process |
| CN205419970U (en) * | 2016-03-21 | 2016-08-03 | 河北中能环科环保工程技术有限公司 | Reuse of reclaimed water filtration equipment |
-
2016
- 2016-03-21 CN CN201610159730.5A patent/CN105645620A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001120965A (en) * | 1999-10-29 | 2001-05-08 | Ebara Corp | Method for washing filter surface of solid-liquid separator for water treatment and solid-liquid separator |
| JP2005052689A (en) * | 2003-08-04 | 2005-03-03 | Toray Ind Inc | Membrane washing method and membrane filtration device |
| CN2677003Y (en) * | 2004-02-13 | 2005-02-09 | 中国石油化工股份有限公司 | Multpipe filter |
| US20120055881A1 (en) * | 2010-09-07 | 2012-03-08 | Jim Constant | Water purification system |
| CN102485329A (en) * | 2011-03-22 | 2012-06-06 | 绵阳美能材料科技有限公司 | External-compression hollow fiber membrane cleaning method with no backwashing process |
| CN102145257A (en) * | 2011-04-28 | 2011-08-10 | 上海交通大学 | Method for cleaning filtering membrane modules |
| CN205419970U (en) * | 2016-03-21 | 2016-08-03 | 河北中能环科环保工程技术有限公司 | Reuse of reclaimed water filtration equipment |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106904761A (en) * | 2017-04-14 | 2017-06-30 | 中冶赛迪工程技术股份有限公司 | A kind of absorption processing system and method |
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Application publication date: 20160608 |
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