CN204768286U - Super micro -filtration membrane clarification plant of rolling oil - Google Patents
Super micro -filtration membrane clarification plant of rolling oil Download PDFInfo
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- CN204768286U CN204768286U CN201520311054.XU CN201520311054U CN204768286U CN 204768286 U CN204768286 U CN 204768286U CN 201520311054 U CN201520311054 U CN 201520311054U CN 204768286 U CN204768286 U CN 204768286U
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Abstract
The utility model relates to a super micro -filtration membrane clarification plant of rolling oil, it includes: dirty oily batch oil tank, rolling oil cleaning tank and clean oil batch oil tank, the dirty oil -transferring in the dirty oily batch oil tank is arrived in the rolling oil cleaning tank clean oil after the rolling oil cleaning tank medium cleaning is carried in the clean oil batch oil tank, rolling oil cleaning tank still is connected with centrifugal dregs of fat separator, centrifugation dregs of fat separator is connected with centrifugal oil tank, the centrifugation oil tank is connected to on the rolling oil cleaning tank, be equipped with rotatory cross -flow formula lipophile membrane module in the rolling oil cleaning tank, the suction pump is connected to rotatory cross -flow formula oleophylic membrane module, the suction pump is connected with the clean oil batch oil tank, through rotatory cross -flow formula lipophile membrane module will dirty oily purifying and filtering in the rolling oil cleaning tank. The utility model discloses a be membrane filtration technology, the rate is held back to the theory of the slag that produces the steel rolling production process, and can to reach 100%, filter fineness high, can ensure steel rolling product quality.
Description
Technical field
The utility model belongs to UF membrane field of purification, especially steel industry ROLLING OIL cleaning treatment system, is specifically related to a kind of rotation cross-current type ROLLING OIL supermicro filtration membrane cleaning equipment.
Background technology
Rolling oil system is an important process lubricating system of stainless-steel cold-rolling milling train, be with steel can produce a large amount of heat when rolling, a large amount of ROLLING OIL is needed to be sprayed onto belt steel surface in rolling, cleaning tape steel, reduce the temperature of band steel and roll, form oil film at belt steel surface simultaneously, rolling region is lubricated, enough roll-forces of belt steel rolling demand are provided.ROLLING OIL with amount of heat and slag dirt gets back to rolling oil system, this part ROLLING OIL must through cooling and filter can again with completing technological lubrication.
At present, the multi-roll mill for cold-rolling stainless steel coiled sheet all adopts the filtration system with automatic back-flushing function to filter (also claiming SUPAMIC filtration system) ROLLING OIL, and this filtration system is equally applicable to carbon steel and special steel milling train.The effect of filtration system is that dirty oil is filtered into absolute oil, and automatically completes the regeneration of filter core, the recovery of dirty oil and recycling.But SUPAMIC filtration system has mainly been come by the microfibre filter filter core of One's name is legion, the pore size filter of filter core is about 10 microns, in the ROLLING OIL process of the steel such as process silicon steel, because slag amount is large, filter element life is short, the particle of fine particle size cannot be removed and accumulate in ROLLING OIL simultaneously, and the time has been grown and affected product quality.
And now along with stainless steel market competition is more and more fierce, more and more higher to the requirement of stainless steel materials, template and surface quality, and the key equipment that milling train is produced as stainless steel materials, whether can roll out the stainless steel of excellent surface quality, the precision of ROLLING OIL is particularly important.Therefore, need a kind of ROLLING OIL cleaning equipment now, the filtering accuracy of this equipment to the slag produced in Rolling production process is high, guarantees steel rolling product quality.
Utility model content
For solving the problems of the technologies described above, the utility model provides a kind of ROLLING OIL cleaning equipment, and the filtering accuracy of this equipment to the slag produced in Rolling production process is high, guarantees steel rolling product quality.
The ROLLING OIL that the utility model provides is super/and lipophile Flat Membrane is welded on hollow cavate lamina membranacea both sides by microfiltration membranes cleaning equipment, being rotated by quill shaft drives oil-wet film component movement to get up, due to rotary motion centrifugal force, hydraulic shear and strong filtrate turbulence effect, eliminate the filtering layer deposition on film surface, alleviate the impact of film surface concentration polarization, reduce the pollution of fouling, gel layer and organic matter etc. simultaneously, extend cleaning frequency and the service life of film.
Be different from existing ROLLING OIL filter element filtering technology, the utility model adopts dynamic lipophile flat board to surpass/microfiltration membranes, and energy 100% retains the slag that cold-rolled process produces, clean ROLLING OIL.The cross-flow efficiency of the utility model rotary motion generation is high in addition, and energy consumption is low; Meanwhile, realize oneself's cleaning on film surface during membrane module rotary motion, reduce fouling membrane.
For achieving the above object, the technical solution of the utility model is as follows:
A kind of ROLLING OIL supermicro filtration membrane cleaning equipment, it comprises: dirty oily fuel reserve tank, ROLLING OIL purifying box and clean oil fuel reserve tank, dirty oil in described dirty oily fuel reserve tank is transported in described ROLLING OIL purifying box, clean oil in described ROLLING OIL purifying box after purification is transported in described clean oil fuel reserve tank, described ROLLING OIL purifying box is also connected with centrifugal oil pulp separator, described centrifugal oil pulp separator is connected with centrifugal fuel tank, and described centrifugal fuel tank is connected on described ROLLING OIL purifying box; Be provided with in described ROLLING OIL purifying box and rotate cross-current type lipophile membrane module, described rotation cross-current type oil-wet film assembly connects suction pump, described suction pump is connected with clean oil fuel reserve tank, the dirty oil purification in described ROLLING OIL purifying box is filtered by described rotation cross-current type lipophile membrane module.
In a preferred embodiment of the present utility model, comprise further, described rotation cross-current type lipophile membrane module comprises: several hollow filter sheet membrane modules, quill shaft and oleophylic Flat Membrane, described hollow filter sheet membrane module is connected with described quill shaft, and described oleophylic Flat Membrane is arranged on described hollow filter sheet membrane module both sides; During described rotation cross-current type oil-wet film assembly program controlled automatic rotating operation, dirty oil is outside described oleophylic Flat Membrane, oil enters described hollow filter sheet membrane module and quill shaft through described oleophylic Flat Membrane under the effect of described suction pump, enters subsequently in described clean oil fuel reserve tank.
In a preferred embodiment of the present utility model, comprise further, described oleophylic Flat Membrane comprise following in one or more: PTFE, PVDF and PP.
In a preferred embodiment of the present utility model, comprise further, the aperture of described oleophylic Flat Membrane is 0.05-0.5 μm.
In a preferred embodiment of the present utility model, comprise further, also comprise ROLLING OIL oil-feed pump and backflow oil pump, described ROLLING OIL oil-feed pump is arranged between described dirty oily fuel reserve tank and ROLLING OIL purifying box, is transported in described ROLLING OIL purifying box by described ROLLING OIL oil-feed pump by the dirty oil in described dirty oily fuel reserve tank; Described backflow oil pump is arranged between described centrifugal fuel tank and ROLLING OIL purifying box, by described backflow oil pump by described centrifugal fuel tank temporary centrifugal after oil be transported to reflow treatment in described ROLLING OIL purifying box.
In a preferred embodiment of the present utility model, comprise further, also comprise ROLLING OIL purifying box oil-feed control valve, described ROLLING OIL purifying box oil-feed control valve is arranged on the ROLLING OIL inlet port of described ROLLING OIL purifying box.
In a preferred embodiment of the present utility model, comprise further, also comprise dirty oily oil-feed control valve, described dirty oily oil-feed control valve is arranged on the dirty oily inlet port of described dirty oily fuel reserve tank.
In a preferred embodiment of the present utility model, comprise further, the fuel-displaced side of described ROLLING OIL purifying box is also provided with ROLLING OIL purifying box blowoff valve and ROLLING OIL purifying box exhaust-valve.
In a preferred embodiment of the present utility model, comprise further, also comprise super/microfiltration membranes produce oil magnetic valve, described super/microfiltration membranes produce oil magnetic valve is arranged between described ROLLING OIL purifying box and institute's suction pump.
In a preferred embodiment of the present utility model, comprise further, also comprise: dirty oily fuel reserve tank liquid level gauge, ROLLING OIL purifying box liquid level gauge, clean oil fuel reserve tank liquid level gauge and centrifugal tank gauge, described dirty oily fuel reserve tank liquid level gauge is arranged in described dirty oily fuel reserve tank, described ROLLING OIL purifying box liquid level gauge is arranged in described ROLLING OIL purifying box, described clean oil fuel reserve tank liquid level gauge is arranged in described clean oil fuel reserve tank, and described centrifugal tank gauge is arranged in described centrifugal fuel tank.
The beneficial effects of the utility model are:
What one, the utility model adopted is membrane filtration technique, and can reach 100% to the theoretical rejection of the slag that Rolling production process produces, filtering accuracy is high, can guarantee steel rolling product quality.
Two, rotation cross-flow membrane module of the present utility model adopts dynamic rotary to run, and it loads the lipophile Flat Membrane of high-performance, high strength; Due to the rotation dynamic operation of assembly uniqueness, effectively can avoid the surperficial filtering layer of easily formation in membrane filtration processes, concentration polarization, fouling, gel layer and Organic Pollution etc., decrease fouling membrane, extend cleaning frequency and the service life of membrane module.
Film filling area three, in membrane module unit volume is large, and equipment has larger operating flux, equipment operating temperature and operating pressure low, operating cost is low.
Four, membrane module adopts the splicing structure of integrated form, simple structure, easy accessibility, solid and reliable, easy cleaning easy care, and membrane module is changed convenient, and simultaneously because membrane module adopts plastic support, thus the antiseptic property of equipment is excellent.
Five, ROLLING OIL cleaning equipment of the present utility model, is provided with liquid level gauge in each fuel tank in this device systems, by liquid level gauge auto-control liquid level, ensures that whole device systems oil level is in the scope of setting.
Six, ROLLING OIL of the present utility model surpasses/microfiltration membranes cleaning equipment, arranges multiple control valve or magnetic valve, automatically control oil-feed in equipment, improve the automatic degree of whole device systems, reduce manpower and control, not only control precision high, and liberation manpower, relatively reduce costs.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the utility model embodiment technology, be briefly described to the accompanying drawing used required in the description of embodiment technology below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 ROLLING OIL of the present utility model surpasses/process principle figure of microfiltration membranes cleaning equipment.
Wherein, the dirty oily fuel reserve tank of 1-, 2-ROLLING OIL oil-feed pump, 3-ROLLING OIL purifying box, 4-rotates cross-current type lipophile membrane module, 5-suction pump, 6-clean oil fuel reserve tank, 7-centrifugal oil pulp separator, the centrifugal fuel tank of 8-, 9-refluxes oil pump, the dirty oily oil-feed control valve of 10-, the dirty oily oil storage liquid level gauge of 11-, 12-ROLLING OIL purifying box oil-feed control valve, 13-ROLLING OIL purifying box liquid level gauge, 14-surpasses/microfiltration membranes produce oil magnetic valve, 15-ROLLING OIL purifying box exhaust-valve, 16-clean oil fuel reserve tank liquid level gauge, 17-ROLLING OIL purifying box blowoff valve, the centrifugal tank gauge of 18-, 19-withdrawing oil control valve.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Embodiment 1
As shown in Figure 1, a kind of ROLLING OIL supermicro filtration membrane cleaning equipment is disclosed in the present embodiment, it comprises: dirty oily fuel reserve tank 1, ROLLING OIL purifying box 3, clean oil fuel reserve tank 6, centrifugal oil pulp separator 7 and centrifugal fuel tank 8, dirty oil in above-mentioned dirty oily fuel reserve tank 1 is transported in the rolling oil cleaning tank 3, clean oil in the rolling oil cleaning tank 3 after purification is transported in above-mentioned clean oil fuel reserve tank 6, because have the dregs of fat when the purification of ROLLING OIL purifying box to produce, in the dregs of fat, mainly steel slag mixes oil, so need the dregs of fat to continue process, centrifugal oil pulp separator 7 is also connected with at the rolling oil cleaning tank 3, above-mentioned centrifugal oil pulp separator 7 is connected with centrifugal fuel tank 8, above-mentioned centrifugal fuel tank 8 is connected on the rolling oil cleaning tank 3.
The rolling oil cleaning tank 3 is main devices that this cleaning equipment realizes purification, be provided with in the rolling oil cleaning tank 3 and rotate cross-current type lipophile membrane module 4, above-mentioned rotation cross-current type oil-wet film assembly 4 connects suction pump 5, above-mentioned suction pump 5 is connected with clean oil fuel reserve tank 6, the dirty oil purification in the rolling oil cleaning tank 3 is filtered by above-mentioned rotation cross-current type lipophile membrane module 4.
In the present embodiment, above-mentioned rotation cross-current type lipophile membrane module 4 comprises: several hollow filter sheet membrane modules, quill shaft and oleophylic Flat Membrane, above-mentioned hollow filter sheet membrane module is connected with above-mentioned quill shaft, and above-mentioned oleophylic Flat Membrane is arranged on above-mentioned hollow filter sheet membrane module both sides; During above-mentioned rotation cross-current type oil-wet film assembly 4 program controlled automatic rotating operation, dirty oil is outside above-mentioned oleophylic Flat Membrane, oil enters above-mentioned hollow filter sheet membrane module and quill shaft through above-mentioned oleophylic Flat Membrane under the effect of above-mentioned suction pump 5, enters subsequently in above-mentioned clean oil fuel reserve tank 6.
The material of above-mentioned oleophylic Flat Membrane can be selected following several: PTFE, PVDF and PP; The aperture of oleophylic Flat Membrane is 0.05-0.5 μm.Above-mentioned lipophile Flat Membrane is welded on above-mentioned hollow filter sheet membrane module both sides, and several above-mentioned filter membrane constituent elements are connected with above-mentioned quill shaft, and in fact, above-mentioned quill shaft is connected with suction pump 5.
In the present embodiment, above-mentioned rotation cross-current type lipophile membrane module 4 is program controlled automatic rotating operations, when above-mentioned rotation cross-current type lipophile membrane module 4 program control rotating operation, above-mentioned rotation cross-current type lipophile membrane module 4 motion forms powerful cross-flow with liquid, be beneficial to elimination concentration polarization, dirty oil is outside above-mentioned lipophile Flat Membrane, clean oil then enters above-mentioned hollow filter sheet membrane module, quill shaft through above-mentioned lipophile Flat Membrane under the effect of above-mentioned suction pump 5, enters subsequently in connected above-mentioned clean oil fuel reserve tank 6.
Also comprise ROLLING OIL oil-feed pump and backflow oil pump, the rolling oil oil-feed pump is arranged between above-mentioned dirty oily fuel reserve tank and ROLLING OIL purifying box, is transported in the rolling oil cleaning tank by the rolling oil oil-feed pump by the dirty oil in above-mentioned dirty oily fuel reserve tank; Above-mentioned backflow oil pump is arranged between above-mentioned centrifugal fuel tank and ROLLING OIL purifying box, by above-mentioned backflow oil pump by above-mentioned centrifugal fuel tank temporary centrifugal after oil be transported to reflow treatment in the rolling oil cleaning tank.
In the present embodiment, dirty oil after cold rolling steel is stored in dirty oily fuel reserve tank 1, dirty oil is squeezed into ROLLING OIL purifying box 3 by ROLLING OIL oil-feed pump 2, rotate cross-current type lipophile membrane module 4 at the program control rotating operation in the inside of ROLLING OIL purifying box 3, rotary speed controls at 20 ~ 160rpm, dense dirty oil is outside oleophylic Flat Membrane, clean oil then under the effect of suction pump 5 through oleophylic Flat Membrane, enter hollow membrane constituent element, quill shaft enters connected clean oil fuel reserve tank 6 subsequently, the pollutants such as oarse-grained slag regularly enter centrifugal oil pulp separator 7 by above-mentioned ROLLING OIL purifying box blowoff valve 17, centrifugal oil enters connected centrifugal fuel tank 8, centrifugal oil reenters ROLLING OIL purifying box 3 by backflow oil pump 9.
ROLLING OIL is in the present embodiment super/microfiltration membranes cleaning equipment in, oil-feed power between each fuel tank is provided by some oil pumps, mainly comprise above-mentioned ROLLING OIL oil-feed pump 2, suction pump 5 and backflow oil pump 9, the rolling oil oil-feed pump 2 is arranged between above-mentioned dirty oily fuel reserve tank 1 and the rolling oil cleaning tank case 3, above-mentioned suction pump 5 is arranged between above-mentioned rotation cross-current type lipophile membrane module 4 and above-mentioned clean oil fuel reserve tank 6, and above-mentioned backflow oil pump 9 is arranged between above-mentioned centrifugal fuel tank 8 and above-mentioned clean oil fuel reserve tank 6.
In order to the liquid level in each fuel tank in control device, be provided with above-mentioned dirty oily fuel reserve tank liquid level gauge 11 in a device, ROLLING OIL purifying box liquid level gauge 13, clean oil fuel reserve tank liquid level gauge 16, centrifugal tank gauge 18, above-mentioned dirty oily fuel reserve tank liquid level gauge 11 is arranged in above-mentioned dirty oily fuel reserve tank 1, the rolling oil cleaning tank liquid level gauge 13 is arranged in the rolling oil cleaning tank 3, above-mentioned clean oil fuel reserve tank liquid level gauge 16 is arranged in above-mentioned clean oil fuel reserve tank 6, and above-mentioned centrifugal tank gauge 18 is arranged in above-mentioned centrifugal fuel tank 8.
When the dirty oil mass in dirty oily fuel reserve tank 1 and the dirty oil mass in ROLLING OIL purifying box 3 reach certain value, need to stop fuel feeding both it, when the dirty oil in them is less than a certain amount of, need to start to carry out fuel feeding to them, this control procedure needs dirty oily oil-feed control valve 10 and ROLLING OIL purifying box oil-feed control valve 12.Above-mentioned dirty oily oil-feed control valve 10 is arranged on the oil-in of above-mentioned dirty oily fuel reserve tank 1, the rolling oil cleaning tank oil-feed control valve 12 is arranged on the oil-in of the rolling oil cleaning tank 3, and the dirty oil that the rolling oil cleaning tank oil-feed control valve 12 controls in above-mentioned dirty oily fuel reserve tank 1 enters into the rolling oil cleaning tank 3.
Above-mentioned milipore filter produce oil magnetic valve 14 is arranged between above-mentioned rotation cross-current type lipophile membrane module 4 and above-mentioned suction pump 5, and it is mainly used in the oil production controlling to enter into above-mentioned clean oil fuel reserve tank 6.
Embodiment 2
Embodiment 2 by super for the ROLLING OIL in embodiment 1/microfiltration membranes cleaning equipment is applied in certain iron and steel enterprise's cold rolling mill silicon steel Rolling Production ROLLING OIL purified treatment project, in the dirty oil of rolling, total suspended solid is about 365mg/L, concrete distribution situation: be less than that 2 micron particles account for total particle 15%; 2 to 5 micron particles account for 13% of total particle; 5 to 10 micron particles account for 26% of total particle; More than 10 microns particles account for 46% of total particle; .
Dirty oil is pumped in ROLLING OIL purifying box 3 after dirty oily fuel reserve tank precipitation, rotating cross-current type lipophile membrane module rotary speed is 40rpm, vacuum is adjusted to-0.05MPa, in the filtration system course of work, membrane flux remains on 10 ~ 15LMH, total SS in purification ROLLING OIL is about 0mg/L, and clean oil meets steel rolling requirement completely.
Rotation cross-current type lipophile membrane module of the present utility model adopts dynamic rotary to run, and it loads the lipophile Flat Membrane of high-performance, high strength; Due to the rotation dynamic operation of assembly uniqueness, effectively can avoid the surperficial filtering layer of easily formation in membrane filtration processes, concentration polarization, gel layer and Organic Pollution etc., decrease fouling membrane, extend cleaning frequency and the service life of membrane module.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the utility model.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein when not departing from spirit or scope of the present utility model, can realize in other embodiments.Therefore, the utility model can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. a ROLLING OIL supermicro filtration membrane cleaning equipment, it comprises: dirty oily fuel reserve tank, ROLLING OIL purifying box and clean oil fuel reserve tank, dirty oil in described dirty oily fuel reserve tank is transported in described ROLLING OIL purifying box, clean oil in described ROLLING OIL purifying box after purification is transported in described clean oil fuel reserve tank, it is characterized in that, described ROLLING OIL purifying box is also connected with centrifugal oil pulp separator, described centrifugal oil pulp separator is connected with centrifugal fuel tank, and described centrifugal fuel tank is connected on described ROLLING OIL purifying box; Be provided with in described ROLLING OIL purifying box and rotate cross-current type lipophile membrane module, described rotation cross-current type oil-wet film assembly connects suction pump, described suction pump is connected with clean oil fuel reserve tank, the dirty oil purification in described ROLLING OIL purifying box is filtered by described rotation cross-current type lipophile membrane module.
2. a kind of ROLLING OIL supermicro filtration membrane cleaning equipment according to claim 1, it is characterized in that, described rotation cross-current type lipophile membrane module comprises: several hollow filter sheet membrane modules, quill shaft and oleophylic Flat Membrane, described hollow filter sheet membrane module is connected with described quill shaft, and described oleophylic Flat Membrane is arranged on described hollow filter sheet membrane module both sides; During described rotation cross-current type oil-wet film assembly program controlled automatic rotating operation, dirty oil is outside described oleophylic Flat Membrane, oil enters described hollow filter sheet membrane module and quill shaft through described oleophylic Flat Membrane under the effect of described suction pump, enters subsequently in described clean oil fuel reserve tank.
3. a kind of ROLLING OIL supermicro filtration membrane cleaning equipment according to claim 2, is characterized in that, described oleophylic Flat Membrane comprise following in one or more: PTFE, PVDF and PP.
4. a kind of ROLLING OIL supermicro filtration membrane cleaning equipment according to claim 3, is characterized in that, described oleophylic Flat Membrane be rotary super/micro-filtration membrane module.
5. a kind of ROLLING OIL supermicro filtration membrane cleaning equipment according to claim 1, it is characterized in that, also comprise ROLLING OIL oil-feed pump and backflow oil pump, described ROLLING OIL oil-feed pump is arranged between described dirty oily fuel reserve tank and ROLLING OIL purifying box, is transported in described ROLLING OIL purifying box by described ROLLING OIL oil-feed pump by the dirty oil in described dirty oily fuel reserve tank; Described backflow oil pump is arranged between described centrifugal fuel tank and ROLLING OIL purifying box, by described backflow oil pump by described centrifugal fuel tank temporary centrifugal after oil be transported to reflow treatment in described ROLLING OIL purifying box.
6. a kind of ROLLING OIL supermicro filtration membrane cleaning equipment according to claim 1, is characterized in that, also comprises ROLLING OIL purifying box oil-feed control valve, and described ROLLING OIL purifying box oil-feed control valve is arranged on the ROLLING OIL inlet port of described ROLLING OIL purifying box.
7. a kind of ROLLING OIL supermicro filtration membrane cleaning equipment according to claim 6, is characterized in that, also comprises dirty oily oil-feed control valve, and described dirty oily oil-feed control valve is arranged on the dirty oily inlet port of described dirty oily fuel reserve tank.
8. a kind of ROLLING OIL supermicro filtration membrane cleaning equipment according to claim 1, is characterized in that, the fuel-displaced side of described ROLLING OIL purifying box is also provided with ROLLING OIL purifying box blowoff valve and ROLLING OIL purifying box exhaust-valve.
9. a kind of ROLLING OIL supermicro filtration membrane cleaning equipment according to claim 1, is characterized in that, also comprises super/microfiltration membranes produce oil magnetic valve, described super/microfiltration membranes produce oil magnetic valve is arranged between described ROLLING OIL purifying box and institute's suction pump.
10. a kind of ROLLING OIL supermicro filtration membrane cleaning equipment according to claim 1, it is characterized in that, also comprise: dirty oily fuel reserve tank liquid level gauge, ROLLING OIL purifying box liquid level gauge, clean oil fuel reserve tank liquid level gauge and centrifugal tank gauge, described dirty oily fuel reserve tank liquid level gauge is arranged in described dirty oily fuel reserve tank, described ROLLING OIL purifying box liquid level gauge is arranged in described ROLLING OIL purifying box, described clean oil fuel reserve tank liquid level gauge is arranged in described clean oil fuel reserve tank, and described centrifugal tank gauge is arranged in described centrifugal fuel tank.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520311054.XU CN204768286U (en) | 2015-05-14 | 2015-05-14 | Super micro -filtration membrane clarification plant of rolling oil |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520311054.XU CN204768286U (en) | 2015-05-14 | 2015-05-14 | Super micro -filtration membrane clarification plant of rolling oil |
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| CN204768286U true CN204768286U (en) | 2015-11-18 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104841276A (en) * | 2015-05-14 | 2015-08-19 | 苏州膜海分离技术有限公司 | Rolling oil super/micro filtration membrane purifying device |
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2015
- 2015-05-14 CN CN201520311054.XU patent/CN204768286U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104841276A (en) * | 2015-05-14 | 2015-08-19 | 苏州膜海分离技术有限公司 | Rolling oil super/micro filtration membrane purifying device |
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Address after: 215010 Room 102, building 15, No.158, Jinfeng Road, Suzhou hi tech Zone, Suzhou City, Jiangsu Province Patentee after: Suzhou Menghai Water Technology Co., Ltd Address before: 215153, No. 158, Jinsha River Road, hi tech Zone, Jiangsu, Suzhou Patentee before: SUZHOU MOHAI SEPARATION TECHNOLOGY Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151118 Termination date: 20210514 |