CN203715365U - Inorganic ceramic membrane water treatment device - Google Patents
Inorganic ceramic membrane water treatment device Download PDFInfo
- Publication number
- CN203715365U CN203715365U CN201420103978.6U CN201420103978U CN203715365U CN 203715365 U CN203715365 U CN 203715365U CN 201420103978 U CN201420103978 U CN 201420103978U CN 203715365 U CN203715365 U CN 203715365U
- Authority
- CN
- China
- Prior art keywords
- inorganic ceramic
- water
- ceramic membrane
- valve
- film filter
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 101
- 239000000919 ceramic Substances 0.000 title claims abstract description 66
- 239000012528 membrane Substances 0.000 title claims abstract description 31
- 238000005406 washing Methods 0.000 claims abstract description 9
- 238000000746 purification Methods 0.000 claims description 20
- 230000000630 rising effect Effects 0.000 claims description 12
- 239000010865 sewage Substances 0.000 abstract description 5
- 238000007599 discharging Methods 0.000 abstract 2
- 238000001914 filtration Methods 0.000 description 8
- 230000004907 flux Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 238000004140 cleaning Methods 0.000 description 5
- 238000005096 rolling process Methods 0.000 description 5
- 230000010287 polarization Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 238000004065 wastewater treatment Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- 230000003197 catalytic effect Effects 0.000 description 2
- 239000000084 colloidal system Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000010842 industrial wastewater Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000000813 microbial effect Effects 0.000 description 2
- 244000005700 microbiome Species 0.000 description 2
- 238000001728 nano-filtration Methods 0.000 description 2
- 238000001223 reverse osmosis Methods 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- 239000013543 active substance Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 239000003295 industrial effluent Substances 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 230000003472 neutralizing effect Effects 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model discloses an inorganic ceramic membrane water treatment device. The inorganic ceramic membrane water treatment device can guarantee that a ceramic membrane is in a normal service condition for a long time. The inorganic ceramic membrane water treatment device comprises an inorganic ceramic membrane filter and a concentrated water receiving tank, wherein a sewage discharging pipeline and an exhaust pipeline are arranged between the inorganic ceramic membrane filter and the concentrated water receiving tank, a blowdown valve is arranged on the sewage discharging pipeline, the exhaust pipeline is provided with an inorganic ceramic membrane filter exhaust valve, the inorganic ceramic membrane filter is also connected with a high-quality water washing pipe, a high-quality water washing valve is arranged on the high-quality water washing pipe, the inorganic ceramic membrane filter is also connected with a pure water outlet pipe, a pure water outlet valve is also arranged on the pure water outlet pipe, the inorganic ceramic membrane filter is also connected with a water inlet pipe, an internal circulation pump is arranged on the water inlet pipe, an internal circulation pump water outlet valve is arranged on the water inlet pipe between the internal circulation pump and the inorganic ceramic membrane filter, a first gas inlet branch pipe is arranged on the water inlet pipe between the internal circulation pump water outlet valve and the inorganic ceramic membrane filter, and a forward compressed air inlet valve is arranged on the first gas inlet branch pipe.
Description
Technical field
The utility model relates to the inorganic ceramic membrane water treatment device of water treatment field application.
Background technology
Inorganic ceramic film filter is used widely in the sewage disposal of every field.For example, Chinese patent CN200820053070.3 discloses a kind of purpose ceramic-film filter, comprises cylindrical shell, filtering unit, fluid inlet, liquid outlet, sewage draining exit, soil cleaning port, is characterized in that, the ceramic membrane filter tube that described filtering unit is 1-100 μ m by aperture forms side by side, described ceramic membrane filter tube is fixed between upper face plate and lower face plate, and upper face plate and lower face plate are separated into three chambers by cylindrical shell, and upper strata is gathering room, middle level is filtration chamber, and lower floor is slag pocket; In gathering room, be provided with fluid inlet and oil discharge outlet, on the outer wall of bottom, filtration chamber, be provided with liquid outlet, in slag pocket, be provided with soil cleaning port and sewage draining exit.
Although electrodeless purpose ceramic-film filter has various advantages, in application, still exist inevitably not enough.For example in steel rolling industrial wastewater treatment system, often adopt inorganic ceramic film water treatment equipment as reverse osmosis, the pretreatment technology of nanofiltration treatment facility, owing to containing a large amount of metal ions in rolling effluent, the materials such as oil and tensio-active agent, after operation for some time, will there is inorganics in inorganic ceramic film, organic film pollutes, cause effluent quality, water treatment capacity does not reach technical requirements, have a strong impact on inorganic ceramic film water treatment equipment work-ing life, simultaneously because film is seriously polluted, it is restorative that film cleaning is difficult to reach film, therefore inorganic ceramic film water treatment equipment is " two embrane method " critical process of advanced treatment and the bottleneck of wastewater treatment, its running status will directly affect industrial effluent treatment plant's organization of production and running cost.
Current inorganic ceramic membrane water treatment device adopts " dead-end filtration " and " cross flow filter " technique when design, when Application Design, consider the factors such as energy consumption, investment, the general uf processing technique that adopts " dead-end filtration ", there is following problem in current " dead-end filtration " inorganic ceramic membrane water treatment device:
(1) because rolling effluent neutralizing treatment system adopts low-cost useless carbide liquid, carry out acid-base neutralisation processing, cause thus conductivity of waste water, hardness, COD high, if improve pre-treatment water quality its have high input and running cost high.
(2) owing to adopting the uf processing technique of " dead-end filtration ", concentration polarization is serious aborning, film is dirty stifled serious, and flux is difficult to maintain, and decays very fast, after cleaning, general operation is 8～12 hours, its flux is down to 75%, 2 day left and right flux of initial flux and is down to 50% of initial flux, so its processing power is difficult to guarantee reverse osmosis, nanofiltration treatment facility water yield control requirement, the steady running of restriction subsequent handling is that steel rolling Industrial Wastewater Treatment has a difficult problem to be solved.
(3) because rolling effluent organic content is high, easily at film, show to form biological clay, the dirt of accelerating film is stifled, increases the cleaning difficulty of film simultaneously.
Utility model content
The technical problem that the utility model solves is to provide and is conducive to guarantee the film inorganic ceramic membrane water treatment device in normal service condition for a long time.
The utility model solves the technical scheme that its technical problem adopts: inorganic ceramic membrane water treatment device, comprise inorganic ceramic film filter and dense water reception tank, between inorganic ceramic film filter and dense water reception tank, be connected with sewer pipeline and gas exhaust duct, sewer pipeline is provided with wash water valve, gas exhaust duct is provided with inorganic ceramic film filter vent valve, on inorganic ceramic film filter, be also connected with high quality water washpipe, high quality water is just being washed and on pipe, is being provided with high quality water Valve for washing, on inorganic ceramic film filter, be also connected with water purification rising pipe, on water purification rising pipe, be provided with water purification outlet valve, on inorganic ceramic film filter, be also connected with water inlet pipe, on water inlet pipe, be provided with internal circulation pump, on water inlet pipe between internal circulation pump and inorganic ceramic film filter, be provided with internal circulation pump outlet valve, on water inlet pipe between internal circulation pump outlet valve and inorganic ceramic film filter, be provided with the first air intake branch, the first air intake branch is provided with pressurized air forward intake valve.
Further: the water purification rising pipe between water purification outlet valve and inorganic ceramic film filter is provided with the second air intake branch, the second air intake branch is provided with the reverse intake valve of pressurized air.
Further: the first air intake branch is connected with source of the gas respectively with the second air intake branch.
The beneficial effects of the utility model are:
1, with forward with oppositely pass into a certain amount of pressurized air method, the concentration that the solves waste water solution problem with the poor rising of mould that constantly rises.
2, by controlling dense water cycle amount, can improve crossflow velocity, prevent and improve the concentration polarization on film surface, improve film processing power.
3, utilize compressed air oxidation to form microbial film on membrane micropore surface, realize catalytic oxidation, degraded part microorganism, improves effluent quality.
4, this device has easy and simple to handlely, and input cost is low, can extend the film cycle of operation, reduces the equipment washing frequency, reduces production costs.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of inorganic ceramic membrane water treatment device of the present utility model;
In figure, be labeled as: internal circulation pump 1, internal circulation pump outlet valve 2, inorganic ceramic film filter 3, wash water valve 4, dense water reception tank 5, inorganic ceramic film filter vent valve 6, water purification outlet valve 7, high quality water Valve for washing 8, the reverse intake valve 9 of pressurized air, pressurized air forward intake valve 10, gas exhaust duct 11, sewer pipeline 12, high quality water is just being washed pipe 13, water inlet pipe 14, the first air intake branches 15, water purification rising pipe 16, the second air intake branches 17.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is further illustrated.
As shown in Figure 1, inorganic ceramic membrane water treatment device of the present utility model, comprise inorganic ceramic film filter 3 and dense water reception tank 5, between inorganic ceramic film filter 3 and dense water reception tank 5, be connected with sewer pipeline 12 and gas exhaust duct 11, sewer pipeline 12 is provided with wash water valve 4, gas exhaust duct 11 is provided with inorganic ceramic film filter vent valve 6, on inorganic ceramic film filter 3, be also connected with high quality water washpipe 13, high quality water is just being washed on pipe 13 and is being provided with high quality water Valve for washing 8, this high quality water is just being washed pipe 13 for inorganic ceramic film filter 3 is carried out to water flushing, on inorganic ceramic film filter 3, be also connected with water purification rising pipe 16, on water purification rising pipe 16, be provided with water purification outlet valve 7, on inorganic ceramic film filter 3, be also connected with water inlet pipe 14, on water inlet pipe, be provided with internal circulation pump 1, on water inlet pipe between internal circulation pump 1 and inorganic ceramic film filter 3, be provided with internal circulation pump outlet valve 2, on water inlet pipe between internal circulation pump outlet valve 2 and inorganic ceramic film filter 3, be provided with the first air intake branch 15, the first air intake branch 15 is provided with pressurized air forward intake valve 10.
Above-mentioned the first air intake branch 15 is for passing into pressurized air in water inlet pipe 14, improving crossflow velocity with this, reduces concentration polarization layer thickness, reduces the accumulation of material in film, slows down colloid layer and forms speed, reduces transmembrane pressure, improves film processing power.Concrete use-pattern: as Fig. 1, first close internal circulation pump outlet valve 2, wash water valve 4, inorganic ceramic film filter vent valve 6, water purification outlet valve 7, high quality water Valve for washing 8, the reverse intake valve 9 of pressurized air, pressurized air forward intake valve 10.Restart internal circulation pump 1, open internal circulation pump outlet valve 2, open inorganic ceramic film filter vent valve 6, open water purification outlet valve 7.When inorganic ceramic film filter 3 gas, water is full to the greatest extent, closes inorganic ceramic film filter vent valve 6, and system puts into operation.When inorganic ceramic film filter is after 3 operation for some time, to there is decay (its flux reduces by 30%) in its flux, now suitably open pressurized air forward intake valve 10, the top hole pressure of its pressure < internal circulation pump, suitably open wash water valve 4, carrying out the dense water of part arranges outward, 4 opening times of wash water valve are 1 hour, after this by the mode operation of adjusting once at interval of 4 hours, to improve crossflow velocity, reduce concentration polarization layer thickness, reduce the accumulation of material in film, slow down colloid layer and form speed, reduce transmembrane pressure, improve film processing power.
On the basis of the above, as shown in Figure 1, the water purification rising pipe 16 between water purification outlet valve 7 and inorganic ceramic film filter 3 is provided with the second air intake branch 17, the second air intake branches 17 and is provided with the reverse intake valve 9 of pressurized air.The second air intake branch 17 for passing into pressurized air in water purification rising pipe 16.Owing to being provided with the second air intake branch 17, in film treater operational process, can suitably open the reverse intake valve 9 of pressurized air, control compressed-air actuated pressure≤0.1Mpa, utilize compressed-air actuated oxidisability, on membrane micropore surface, form microbial film, realize pressurized air and pollutent at membrane micropore catalytic oxidation, degraded part microorganism; Meanwhile, owing to being provided with the first air intake branch 15 and the second air intake branch 17, also can utilize the microbubble of forward and reverse compression air to clean the micropore of film, clean settling in fenestra, maintain membrane micropore unimpeded, extend the dirty stifled cycle of membrane micropore.
Claims (3)
1. inorganic ceramic membrane water treatment device, comprise inorganic ceramic film filter (3) and dense water reception tank (5), between inorganic ceramic film filter (3) and dense water reception tank (5), be connected with sewer pipeline (12) and gas exhaust duct (11), sewer pipeline (12) is provided with wash water valve (4), gas exhaust duct (11) is provided with inorganic ceramic film filter vent valve (6), on inorganic ceramic film filter (3), be also connected with high quality water washpipe (13), high quality water is just being washed and on pipe (13), is being provided with high quality water Valve for washing (8), on inorganic ceramic film filter (3), be also connected with water purification rising pipe (16), on water purification rising pipe (16), be provided with water purification outlet valve (7), on inorganic ceramic film filter (3), be also connected with water inlet pipe (14), on water inlet pipe, be provided with internal circulation pump (1), on water inlet pipe between internal circulation pump (1) and inorganic ceramic film filter (3), be provided with internal circulation pump outlet valve (2), it is characterized in that: on the water inlet pipe between internal circulation pump outlet valve (2) and inorganic ceramic film filter (3), be provided with the first air intake branch (15), the first air intake branch (15) is provided with pressurized air forward intake valve (10).
2. inorganic ceramic membrane water treatment device as claimed in claim 1, it is characterized in that: the water purification rising pipe (16) between water purification outlet valve (7) and inorganic ceramic film filter (3) is provided with the second air intake branch (17), and the second air intake branch (17) is provided with the reverse intake valve of pressurized air (9).
3. inorganic ceramic membrane water treatment device as claimed in claim 2, is characterized in that: the first air intake branch (15) is connected with source of the gas respectively with the second air intake branch (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420103978.6U CN203715365U (en) | 2014-03-07 | 2014-03-07 | Inorganic ceramic membrane water treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420103978.6U CN203715365U (en) | 2014-03-07 | 2014-03-07 | Inorganic ceramic membrane water treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203715365U true CN203715365U (en) | 2014-07-16 |
Family
ID=51154533
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420103978.6U Expired - Lifetime CN203715365U (en) | 2014-03-07 | 2014-03-07 | Inorganic ceramic membrane water treatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203715365U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106830189A (en) * | 2016-12-29 | 2017-06-13 | 苏州新众禹环境科技有限公司 | A kind of ceramic membrane vibration separate equipment |
-
2014
- 2014-03-07 CN CN201420103978.6U patent/CN203715365U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106830189A (en) * | 2016-12-29 | 2017-06-13 | 苏州新众禹环境科技有限公司 | A kind of ceramic membrane vibration separate equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140716 |
|
| CX01 | Expiry of patent term |