CN110026089A - A kind of cleaning device and cleaning method of earthenware slab membrane module - Google Patents
A kind of cleaning device and cleaning method of earthenware slab membrane module Download PDFInfo
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- CN110026089A CN110026089A CN201910432523.6A CN201910432523A CN110026089A CN 110026089 A CN110026089 A CN 110026089A CN 201910432523 A CN201910432523 A CN 201910432523A CN 110026089 A CN110026089 A CN 110026089A
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- Prior art keywords
- cleaning device
- accommodating chamber
- membrane module
- earthenware slab
- water inlet
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- 239000012528 membrane Substances 0.000 title claims abstract description 79
- 238000004140 cleaning Methods 0.000 title claims abstract description 70
- 229910052571 earthenware Inorganic materials 0.000 title claims abstract description 51
- 238000000034 method Methods 0.000 title claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 58
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims abstract description 40
- 239000012530 fluid Substances 0.000 claims abstract description 27
- 239000000919 ceramic Substances 0.000 claims abstract description 22
- 230000007246 mechanism Effects 0.000 claims abstract description 21
- 239000008399 tap water Substances 0.000 claims abstract description 7
- 235000020679 tap water Nutrition 0.000 claims abstract description 7
- 238000005406 washing Methods 0.000 claims description 6
- 238000006385 ozonation reaction Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 13
- 230000004907 flux Effects 0.000 abstract description 10
- 238000007654 immersion Methods 0.000 abstract description 5
- 238000011084 recovery Methods 0.000 abstract description 4
- 239000003344 environmental pollutant Substances 0.000 abstract description 3
- 231100000719 pollutant Toxicity 0.000 abstract description 3
- 238000009991 scouring Methods 0.000 abstract description 3
- 239000010865 sewage Substances 0.000 abstract description 3
- 239000003814 drug Substances 0.000 description 12
- 238000005273 aeration Methods 0.000 description 5
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 3
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 229910052573 porcelain Inorganic materials 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 239000010802 sludge Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000011001 backwashing Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
- B01D63/08—Flat membrane modules
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D65/00—Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
- B01D65/02—Membrane cleaning or sterilisation ; Membrane regeneration
-
- 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
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Organic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The present invention relates to technical field of sewage, and in particular to a kind of cleaning device and cleaning method of earthenware slab membrane module.Cleaning device provided in an embodiment of the present invention, including holding mechanism, fixed bracket, air blower, the first water inlet pipe and ozone generator, medical fluid is first injected into accommodating chamber when in use, the dirt on earthenware slab membrane module is set to soften, separate by medical fluid immersion, airflow scouring is then passed to, dirt is cleared up more efficient；Ozone is passed through into earthenware slab membrane module by ozone generation mechanism, oxygenolysis is carried out to the pollutant in ceramic membrane internal gutter and aperture from inside to outside, it is more preferable for the effect of the dirt cleaning inside earthenware slab membrane module, then it is recoiled inside ceramic diaphragm to outside using tap water, completely remove the polluter being blocked in membrane aperture, membrane flux recovery effects are more preferable, and cleaning efficiency is higher, can save the clearance time of more than half.
Description
Technical field
The present invention relates to technical field of sewage, and in particular to a kind of cleaning device of earthenware slab membrane module and cleaning
Method.
Background technique
MBR (MembraneBio-Reactor- membrane bioreactor) is one kind by film separation unit and biological processing unit
The novel water treatment technology combined replaces secondary settling tank to keep high activity sludge concentration in the bioreactor, subtracts with membrane module
Few sewage treatment facility occupied area, and by keeping low sludge loading, to reduce surplus sludge volume.With traditional biochemical water
Processing technique is compared, and MBR has treatment effeciency height, effluent quality good；Facility compact, occupied area are small；Easy realization automatic control,
The simple feature of operational management.
Ceramic membrane is with chemical stability is good, acid and alkali-resistance, high temperature resistant, anti-microbe ability is strong, separation accuracy is high, machine
The advantages that tool intensity is big, Yi Zaisheng, long service life is widely used；Ceramic membrane has become membrane technology development at present
A hot fields.
But can often occur serious film clogging in ceramic membrane application process, cause producing water ratio to decline, makes pottery
Generally using the cleaning blocking of medicament immersion way after the blocking of porcelain film, but only exist by immersion treatment caudacoria flux recovery
80%, while impregnating time of consumption at 3 hours or more, the too long normal production for having seriously affected water treatment system of clearance time
It is raw.
Summary of the invention
(1) the technical problem to be solved by the present invention is earthenware slab membrane module is cleared up by the way of medicament immersion at present
The duct of blocking, there are membrane fluxs to restore the problems such as low, clearance time is long.
(2) technical solution
In order to solve the above-mentioned technical problem, one embodiment of the invention provides a kind of for the clear of earthenware slab membrane module
Cleaning device, the cleaning device include holding mechanism, fixed bracket, air blower, the first water inlet pipe and ozone generator；The appearance
It receives and forms accommodating chamber in mechanism, the fixed bracket is installed in the accommodating chamber, and the fixed bracket is equipped with and the appearance
The pipeline of chamber of receiving connection, the air blower are connected to the pipeline；The lower end of the earthenware slab membrane module is installed on described solid
On fixed rack, earthenware slab membrane module upper end is equipped with collector pipe, the collector pipe respectively with first water inlet pipe and smelly
Oxygen Generator connection.
According to one embodiment of present invention, the cleaning device further includes dosing pump, the dosing pump and the receiving
Chamber connection.
According to one embodiment of present invention, the cleaning device further includes the second water inlet pipe, second water inlet pipe with
The accommodating chamber connection.
According to one embodiment of present invention, the dosing pump is connected to second water inlet pipe, and passes through the second water inlet
Pipe is connected to the accommodating chamber.
According to one embodiment of present invention, the cleaning device further includes triple valve, and the triple valve has first end
Mouth, second port and third port, the first port are connected to the collector pipe, the second port and first water inlet
Pipe connection, the third port are connected to the ozone generator.
According to one embodiment of present invention, first water inlet pipe is equipped with first switch valve.
According to one embodiment of present invention, pipeline is equipped with second between the ozone generator and the third port
Switch valve.
According to one embodiment of present invention, the holding mechanism is the cabinet of upper end opening.
Another embodiment of the invention provides a kind of earthenware slab membrane component cleaning method, using described in any of the above-described
Cleaning device, include the following steps:
S1 adds medical fluid into holding mechanism, and medical fluid is made to cover the earthenware slab membrane module in accommodating chamber；
S2 opens air blower, is stirred to the medical fluid in holding mechanism；Sky is blown into accommodating chamber by air blower simultaneously
Gas is rinsed the surface of earthenware slab membrane module, and washing time is 40-70 minutes；
S3 keeps air blower to continue opening state, opening ozone generator, by ozone generator to earthenware slab film group
The collector pipe of part is passed through ozone, and the ozone entered out of collector pipe reversely enters accommodating chamber from the surface of ceramic membrane flat component
Interior, leading to ozonation time is 15-30 minutes；
S4 closes ozone generator, pours tap water into collector pipe by the first water inlet pipe, enter out of collector pipe
Clear water reversely enters in accommodating chamber from the surface of ceramic membrane flat component, backwashes to ceramic membrane flat component, recoil
Washing the time is 10-15 minutes.
The utility model has the advantages that cleaning device provided in an embodiment of the present invention, including holding mechanism, fixed bracket, air blower, first
Water inlet pipe and ozone generator first inject medical fluid into accommodating chamber when in use, make earthenware slab membrane module by medical fluid immersion
On dirt softening, separation, air-flow is then blown into accommodating chamber by air blower, the air-flow for being blown into accommodating chamber can be to medical fluid
Air stirring is carried out, keeps medical fluid mixing more uniform, the dirt of earthenware slab film surface softening is fallen off by airflow scouring,
Dirt cleaning it is more efficient, cleaning effect is also more preferable, at the same can also by being passed through ozone into earthenware slab membrane module, from
It is interior to carry out oxygenolysis to the outer pollutant in ceramic membrane internal gutter and aperture, for the dirt inside earthenware slab membrane module
The effect of dirt cleaning is more preferable, in addition, being carried out inside ceramic diaphragm to outside after passing through ozone oxidation using tap water
Recoil, completely removes the polluter being blocked in membrane aperture.Being organically combined using these types of mode can quickly go to solve to make pottery
Porcelain film blockage problem, restores the flux of ceramic membrane, compared with existing medicament impregnates manner of cleaning up, cleaning dress provided by the present application
Set more preferable for earthenware slab membrane module cleaning effect, membrane flux recovery effects are more preferable, and cleaning efficiency is higher, can save half
Above clearance time.
Detailed description of the invention
The advantages of above-mentioned and/or additional aspect of the invention, will be apparent from the description of the embodiment in conjunction with the following figures
Be readily appreciated that, in which:
Fig. 1 is the structural schematic diagram of cleaning device in one embodiment of the invention；
Fig. 2 is the flow chart cleared up using cleaning device earthenware slab membrane module in one embodiment of the invention.
The wherein corresponding relationship in Fig. 1 between appended drawing reference and component names are as follows:
1, holding mechanism, 11, accommodating chamber, 2, air blower, 21, aeration tube, 3, fixed bracket, 4, ozone generator, 41, the
Two switch valves, the 5, first water inlet pipe, 51, first switch valve, the 6, second water inlet pipe, 7, dosing pump, 71, third switch valve, 8, pottery
Porcelain plate film assembly, 81, collector pipe, 9, triple valve.
Specific embodiment
To better understand the objects, features and advantages of the present invention, with reference to the accompanying drawing and specific real
Applying mode, the present invention is further described in detail.It should be noted that in the absence of conflict, the implementation of the application
Feature in example and embodiment can be combined with each other.
One embodiment of the invention provides a kind of cleaning device for earthenware slab membrane module 8, the cleaning device
Including holding mechanism 1, fixed bracket 3, air blower 2, the first water inlet pipe 5 and ozone generator 4；It is formed in the holding mechanism 1
Accommodating chamber 11, the fixed bracket 3 are installed in the accommodating chamber 11, and the fixed bracket 3 is equipped with and the accommodating chamber 11
The pipeline of connection, the air blower 2 are connected to the pipeline；The lower end of the earthenware slab membrane module 8 is installed on the fixation
On bracket 3,8 upper end of earthenware slab membrane module be equipped with collector pipe 81, the collector pipe 81 respectively with first water inlet pipe 5
It is connected to ozone generator 4.
The cleaning device provided in the present embodiment first injects medical fluid into accommodating chamber 11 when in use, is soaked by medical fluid
Bubble makes the dirt on earthenware slab membrane module 8 soften, separate, and is then blown into air-flow into accommodating chamber 11 by air blower 2, is blown into
The air-flow of accommodating chamber 11 can carry out air stirring to medical fluid, keep medical fluid mixing more uniform, for 8 table of earthenware slab membrane module
The cleaning effect of face various pieces is consistent；The dirt of earthenware slab film surface softening, is fallen off by airflow scouring, dirt cleaning
It is more efficient, cleaning effect is also more preferable.
8 soaking flushing of earthenware slab membrane module for a period of time after, open ozone generator 4, to earthenware slab membrane module 8
It is inside passed through ozone, ozone is redirected back into 8 inside (its of earthenware slab membrane module by the collector pipe 81 of earthenware slab membrane module 8
Collector pipe 81 on middle earthenware slab membrane module 8 is a water outlet in normal use, that is, the water for needing to filter is by ceramics
When plate film assembly 8, dirt and impurity in water are obstructed by the surface of earthenware slab membrane module 8, and water passes through earthenware slab film group
The gap on 8 surface of part enters inside pottery plate film assembly, is then pooled to the discharge of collector pipe 81), from inside to outside to ceramic membrane
Pollutant in internal gutter and aperture carries out oxygenolysis, can be preferably for earthenware slab by way of oxygenolysis
Dirt inside membrane module 8 is cleared up.
In addition, being passed through tap water into collector pipe 81 by the first water inlet pipe 5, originally after passing through ozone oxidation
Water recoils inside ceramic diaphragm to outside, completely removes the polluter being blocked in membrane aperture.Using these types side
Formula combination can quickly go to solve ceramic membrane blockage problem, restore the flux of ceramic membrane, impregnate and clear up with existing medicament
Mode is compared, and cleaning plant provided by the present application is more preferable for 8 cleaning effect of earthenware slab membrane module, and membrane flux recovery effects are more
It is good；Above-mentioned clearance time substantially reduces simultaneously, and cleaning efficiency is higher, can save the clearance time of more than half.The prior art
In need lasting 180 minutes or more in such a way that medical fluid impregnates, and the membrane flux after clearing up generally 80% once, and this Shen
The cleaning plant that please be provided, clearance time is at 90 minutes hereinafter, and membrane flux can restore 90% or more after cleaning.
According to the present embodiment example, the holding mechanism 1 is the cabinet of a upper end opening, forms upper end in cabinet
The accommodating chamber 11 of opening, wherein cabinet can be iron sheet welding fabrication, and it is fixed-type to be also possible to other way.
In the present embodiment, the fixed bracket 3 is equipped with card slot, and the lower end of the earthenware slab membrane module 8 connects and fixes
In the card slot, and the pipeline being arranged on the fixed bracket 3 is aeration tube 21, offers multiple on aeration tube 21 and accommodates
The through-hole that chamber 11 is connected to, the air blower 2 are connected to aeration tube 21, and air-flow enters accommodating chamber by the through-hole on aeration tube 21
To be stirred to the medical fluid entered in accommodating chamber 11 in 11, while 8 surface smut of earthenware slab membrane module is washed away, with
Improve Fouling Cleaning efficiency and cleaning effect.
According to one embodiment of present invention, as shown in Figure 1, the cleaning device further includes dosing pump 7, the dosing pump
7 are connected to the accommodating chamber 11, when adding medical fluid into accommodating chamber 11, are carried out by dosing pump 7, and it is convenient to operate；Preferably,
It further include the second water inlet pipe 6 in the present embodiment, second water inlet pipe 6 is connected to the accommodating chamber 11, the second water inlet pipe 6 and water
Source connection, for adding clear water into accommodating chamber 11, and dosing pump 7 adds medicament into accommodating chamber 11, and medicament is mixed with clear water
In the medical fluid of suitable concentration.
According to one embodiment of present invention, as shown in Figure 1, the dosing pump 7 is connected to second water inlet pipe 6, and
It is connected to by the second water inlet pipe 6 with the accommodating chamber 11, only needing to open up an entrance on holding mechanism 1 in this way can be same
Shi Shixian will gather the addition of clear water, and structure is simpler；Wherein on the pipeline between the dosing pump 7 and the second water inlet pipe 6
Equipped with third switch valve 71, third switch valve 71 is due to the connection between control dosing pump 7 and accommodating chamber 11.
According to another embodiment of the invention, the dosing pump 7 passes through individual pipeline and import and the accommodating chamber
11 connections, to realize the addition of medicament and the addition of clear water.
According to one embodiment of present invention, the cleaning device is also possible to not include dosing pump 7 and the second water inlet pipe
6, medical fluid can be directly added into accommodating chamber 11 or medicament passes through pipe by must not above be open after exterior arrangement is good at this time
Road is added in accommodating chamber 11.
According to one embodiment of present invention, as shown in Figure 1, the cleaning device further includes triple valve 9, the cleaning dress
Setting further includes triple valve 9, the triple valve 9 have first port, second port and third port, the first port with it is described
Collector pipe 81 is connected to, and the second port is connected to first water inlet pipe 5, the third port and the ozone generator 4
Connection.It can more conveniently collector pipe 81 be connected to respectively with ozone generator 4 and the first water inlet pipe 5 by triple valve 9, simultaneously
First water inlet pipe 5 is equipped with first switch valve 51, and pipeline is equipped with second between the ozone generator 4 and the third port
Switch valve 41 is passed through ozone or clear water into collector pipe 81 by first switch valve 51 and second switch valve 41 to control.
Another embodiment of the invention provides a kind of 8 cleaning method of earthenware slab membrane module, uses any of the above-described implementation
Cleaning device described in example, cleaning device provided by the above embodiment clean a membrane module every time, as shown in Fig. 2, including such as
Lower step:
S1 adds medical fluid into holding mechanism 1, and medical fluid is made to cover the earthenware slab membrane module 8 in accommodating chamber 11；
S2 opens air blower 2, is stirred to the medical fluid in holding mechanism 1；Pass through air blower 2 simultaneously to accommodating chamber 11
Air is inside blown, the surface of earthenware slab membrane module 8 is rinsed, washing time is 40-70 minutes；
S3 keeps air blower 2 to continue opening state, opening ozone generator 4, by ozone generator 4 to earthenware slab
The collector pipe 81 of membrane module 8 is passed through ozone, the ozone entered out of collector pipe 81 reversely from the surface of ceramic membrane flat component into
Enter into accommodating chamber 11, leading to ozonation time is 15-30 minutes；
S4 closes ozone generator 4, tap water is poured into collector pipe 81 by the first water inlet pipe 5, out of collector pipe 81
The clear water of entrance reversely enters in accommodating chamber 11 from the surface of ceramic membrane flat component, recoils to ceramic membrane flat component
It washes, backwashing time is 10-15 minutes.
Wherein step S1 includes the injected clear water into accommodating chamber 11, is then injecting medicament (using time chlorine to accommodating chamber 11
The different agents such as sour sodium, sodium hydroxide, citric acid), Ran Zhao proper proportion prepares cleaning medical fluid；Wherein, pass through the second water inlet pipe 6
Tap water is injected into accommodating chamber 11, then stops injected clear water, is opened dosing pump 7 and is injected medicament into accommodating chamber 11, to match
The cleaning medical fluid of appropriate ratio is made.
Step S2 includes: to open air blower 2, is stirred to the medical fluid in holding mechanism 1；Simultaneously by air blower 2 to
Air is blown in accommodating chamber 11, the surface of earthenware slab membrane module 8 is rinsed, washing time is 40-70 minutes, preferably medicine
Agent washing time is 60 minutes.
According to one embodiment of the application, leading to ozonation time is 20 minutes, and backwashing time is 10 minutes.
Cleaning method provided in this embodiment is cleaned using medicament and is combined with ozone oxidation, while using back flush
Process can be improved cleaning efficiency, and the entire cleaning process duration was less than 90 minutes, and earthenware slab membrane module after cleaning
8 membrane flux can restore 90% or more, and cleaning effect is more preferable.
In the description of the present invention, it should be noted that the orientation or positional relationship of the instructions such as term " on ", "lower" is base
In orientation or positional relationship shown in the drawings, it is merely for convenience of description of the present invention and simplification of the description, rather than indication or suggestion
Signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to this
The limitation of invention.In addition, term " first ", " second " are used for description purposes only, it is not understood to indicate or imply relatively heavy
The property wanted.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation " " connects
It is logical ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be direct connection, can also be can be by intermediary indirect communication
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.In addition, in the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or two
More than.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (9)
1. a kind of cleaning device for earthenware slab membrane module, it is characterised in that: the cleaning device includes holding mechanism, consolidates
Fixed rack, air blower, the first water inlet pipe and ozone generator；
Accommodating chamber is formed in the holding mechanism, the fixed bracket is installed in the accommodating chamber, sets on the fixed bracket
There is the pipeline being connected to the accommodating chamber, the air blower is connected to the pipeline；
The lower end of the earthenware slab membrane module is installed on the fixed bracket, and earthenware slab membrane module upper end is equipped with collection
Water pipe, the collector pipe are connected to first water inlet pipe and ozone generator respectively.
2. cleaning device according to claim 1, it is characterised in that: the cleaning device further includes dosing pump, described to add
Teat pipette is connected to the accommodating chamber.
3. cleaning device according to claim 2, it is characterised in that: the cleaning device further includes the second water inlet pipe, institute
The second water inlet pipe is stated to be connected to the accommodating chamber.
4. cleaning device according to claim 3, it is characterised in that: the dosing pump is connected to second water inlet pipe,
And it is connected to by the second water inlet pipe with the accommodating chamber.
5. cleaning device according to claim 1, it is characterised in that: the cleaning device further includes triple valve, and described three
Port valve has first port, second port and third port, and the first port is connected to the collector pipe, the second port
It is connected to first water inlet pipe, the third port is connected to the ozone generator.
6. cleaning device according to claim 5, it is characterised in that: first water inlet pipe is equipped with first switch valve.
7. cleaning device according to claim 5, it is characterised in that: between the ozone generator and the third port
Pipeline is equipped with second switch valve.
8. cleaning device according to any one of claims 1 to 7, it is characterised in that: the holding mechanism is upper end opening
Cabinet.
9. a kind of earthenware slab membrane component cleaning method, it is characterised in that: use cleaning device as described in claim 1, packet
Include following steps:
S1 adds medical fluid into holding mechanism, and medical fluid is made to cover the earthenware slab membrane module in accommodating chamber；
S2 opens air blower, is stirred to the medical fluid in holding mechanism；Air is blown into accommodating chamber by air blower simultaneously,
The surface of earthenware slab membrane module is rinsed, washing time is 40-70 minutes；
S3 keeps air blower to continue opening state, opening ozone generator, by ozone generator to earthenware slab membrane module
Collector pipe is passed through ozone, and the ozone entered out of collector pipe reversely enters in accommodating chamber from the surface of ceramic membrane flat component,
Logical ozonation time is 15-30 minutes；
S4 closes ozone generator, pours tap water into collector pipe by the first water inlet pipe, the clear water entered out of collector pipe
It is reversely entered in accommodating chamber from the surface of ceramic membrane flat component, ceramic membrane flat component is backwashed, when backwash
Between be 10-15 minutes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910432523.6A CN110026089A (en) | 2019-05-23 | 2019-05-23 | A kind of cleaning device and cleaning method of earthenware slab membrane module |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910432523.6A CN110026089A (en) | 2019-05-23 | 2019-05-23 | A kind of cleaning device and cleaning method of earthenware slab membrane module |
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| Publication Number | Publication Date |
|---|---|
| CN110026089A true CN110026089A (en) | 2019-07-19 |
Family
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|---|---|---|---|
| CN201910432523.6A Withdrawn CN110026089A (en) | 2019-05-23 | 2019-05-23 | A kind of cleaning device and cleaning method of earthenware slab membrane module |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111013394A (en) * | 2019-11-15 | 2020-04-17 | 河北工业大学 | Hollow flat plate ceramic membrane MBR reaction tank and membrane cleaning method thereof |
| CN113786735A (en) * | 2021-09-18 | 2021-12-14 | 鞍钢栗田(鞍山)水处理有限公司 | Ceramic membrane cleaning agent and preparation and cleaning methods thereof |
| CN115814862A (en) * | 2021-09-16 | 2023-03-21 | 中国科学院大连化学物理研究所 | Molecular sieve ion exchange equipment and molecular sieve ion exchange method |
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| CN111013394A (en) * | 2019-11-15 | 2020-04-17 | 河北工业大学 | Hollow flat plate ceramic membrane MBR reaction tank and membrane cleaning method thereof |
| CN115814862A (en) * | 2021-09-16 | 2023-03-21 | 中国科学院大连化学物理研究所 | Molecular sieve ion exchange equipment and molecular sieve ion exchange method |
| CN113786735A (en) * | 2021-09-18 | 2021-12-14 | 鞍钢栗田(鞍山)水处理有限公司 | Ceramic membrane cleaning agent and preparation and cleaning methods thereof |
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| CN117443197A (en) * | 2023-12-22 | 2024-01-26 | 天津工业大学 | Method for offline cleaning MBR hollow fiber membrane by utilizing ozone micro-nano bubbles |
| CN117443197B (en) * | 2023-12-22 | 2024-03-29 | 天津工业大学 | Method for offline cleaning MBR hollow fiber membrane by utilizing ozone micro-nano bubbles |
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