CN103964546A - Intelligent oily-sewage capturing and separating system - Google Patents
Intelligent oily-sewage capturing and separating system Download PDFInfo
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- CN103964546A CN103964546A CN201410219145.0A CN201410219145A CN103964546A CN 103964546 A CN103964546 A CN 103964546A CN 201410219145 A CN201410219145 A CN 201410219145A CN 103964546 A CN103964546 A CN 103964546A
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Abstract
The invention provides an intelligent oily-sewage capturing and separating system and relates to an oily-sewage separating system. The intelligent oily-sewage capturing and separating system aims at solving the problem that oil-water separation of oily sewage discharged by a hydropower station is insufficient before the oily sewage is discharged. The outlet end of a floating oil absorber is communicated with the inlet end of a filter by use of a self-sucking pump; a filter and an agglomeration separation chamber are arranged in parallel; a sewage tank is arranged under the filter; a high molecular adsorption chamber is arranged above the agglomeration separation chamber; the outlet end of the filter is communicated with the inlet end of the sewage tank; a reclaimed oil tank is arranged in the sewage tank; the outlet end of the sewage tank is communicated with the inlet end of the agglomeration separation chamber; a plurality of corrugated plate groups are arranged in the agglomeration separation chamber; an oil gathering chamber is arranged at the top of the agglomeration separation chamber; an oil outlet is formed in the top of the oil gathering chamber; a water outlet is formed in the bottom of the agglomeration separation chamber; the oil outlet of the oil gathering chamber is communicated with the oil inlet of the reclaimed oil tank; the water outlet of the agglomeration separation chamber is communicated with the inlet end of the high molecular adsorption chamber; an oil content concentration meter is arranged at the outlet end of the high molecular adsorption chamber. The intelligent oily-sewage capturing and separating system is applied to the separation of the oily sewage in the water conservancy and hydropower industries.
Description
Technical field
The present invention relates to a kind of oily water separation system, be specifically related to a kind of oily water intelligence and catch separation system.
Background technology
In water conservancy and hydropower industry, leakage of oil when hydraulic generator unit is in operation the waste water inflow pump well producing in electric power station system also can enter pump well together, make to be mixed with in the waste water in pump well waste oil and suspended substance, if not in addition purifying treatment waste water in pump well is directly entered to rivers, will pollute rivers.At present, external power station clearly claims, and in pump well, waste water must be processed and could discharge to rivers through deoiling.Along with China is to environment protection pay attention to day by day, country also will make specification to power station discharge of wastewater.Along with more and more stricter to power station pump well oily(waste)water discharge-ring guaranteed request, make the oily(waste)water problem that profit thoroughly separates before discharge urgently to be resolved hurrily both at home and abroad.
Summary of the invention
The object of this invention is to provide a kind of oily water intelligence and catch separation system, to solve oily(waste)water oily water separation problem not thoroughly before discharge of power station discharge.
The present invention addresses the above problem the technical scheme of taking to be: described oily water intelligence catches separation system and comprises vacuum primingpump, floating oil absorbing device, strainer, foul water tank, coarse separation chamber, polymer adsorption chamber, reclaim fuel tank, gathering room and multi-disc waved plate group, described oily water intelligence catches separation system and also comprises concentration of oil instrument, described floating oil absorbing device exit end is communicated with filter inlet end by vacuum primingpump, described strainer and coarse separation chamber are set up in parallel, the below of described strainer is provided with foul water tank, the top of described coarse separation chamber is provided with polymer adsorption chamber, described filter outlet end is communicated with foul water tank entrance end, in foul water tank, be provided with recovery fuel tank, described foul water tank exit end is communicated with coarse separation chamber entrance end, the indoor multi-disc waved plate group that is provided with of described coarse separation, top, described coarse separation chamber is provided with gathering room, gathering room top is provided with oil outlet, bottom, coarse separation chamber is provided with water outlet, described gathering room oil outlet is communicated with recovery fuel tank oil-in, described coarse separation chamber water outlet is communicated with polymer adsorption chamber entrance end, described polymer adsorption chamber outlet end is connected with concentration of oil instrument.
The beneficial effect that the present invention compared with prior art comprises is:
1, the present invention is that collection vacuum, gravity partition method, filtration method, coalescent method, polymer adsorption method merge mutually, adopt the method for full physics to separate oily(waste)water, in use procedure, the totally-enclosed work of whole system, and do not throw in addition chemical substance, can not produce secondary pollution, in the present invention, coarse separation chamber is to make oily water carry out vacuum, gravity separation and coarse separation; Polymer adsorption chamber plays a role in filtering to the mechanical impurity in oily water, and in the water quality after filtration, oil-containing composition is lower than 5mg/L;
2, the vacuum primingpump in the present invention passes through the coalescent separation of polymer of the filtering separation of strainer, the vacuum, gravity precipitate and separate of coarse separation chamber, mechanical coarse separation and polymer adsorption chamber successively by controlling the oily water of floating oil absorbing device suction, detect by concentration of oil instrument again, reach discharging standards and can discharge or reuse, be discharged into sewage lagoon filtering separation again if do not reach discharging standards;
3, the present invention adopts packaging type structure not sucked elevation to limit, and is arranged and is broken through vacuum pump and suck 7 meters of theoretical levels and cause the restriction of installation site by the position of strainer, foul water tank, coarse separation chamber and polymer adsorption chamber;
4, the setting of concentration of oil instrument makes the present invention realize intellectuality, can automatically monitor operation; The setting of concentration of oil instrument is convenient to staff according to the concentration of on-the-spot oily(waste)water, can select separately the physics mode of any one combination to process, thereby extends the loss of work-ing life of the present invention and reduction polymer adsorption;
5, the present invention adopts full physical treatment mode to realize oily water separation, and ensures that the water sample after separation reaches national GB8978-II class emission standard.
Brief description of the drawings
Fig. 1 is system framework figure of the present invention, and Fig. 2 is flow process frame diagram of the present invention, and Fig. 3 is the front view of floating oil absorbing device 2, and Fig. 4 is the sectional view of A-A in Fig. 3, and Fig. 5 is the electric control system schema of PLC electric control box 6.
Embodiment
Embodiment one: in conjunction with Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5 illustrate present embodiment, the intelligence of oily water described in present embodiment catches separation system and comprises vacuum primingpump 1, floating oil absorbing device 2, strainer 3, foul water tank 4, coarse separation chamber 5, polymer adsorption chamber 7, reclaim fuel tank 9, gathering room 10 and multi-disc waved plate group 19, described oily water intelligence catches separation system and also comprises concentration of oil instrument 8, described floating oil absorbing device 2 exit end are communicated with strainer 3 entrance ends by vacuum primingpump 1, described strainer 3 and coarse separation chamber 5 are set up in parallel, the below of described strainer 3 is provided with foul water tank 4, the top of described coarse separation chamber 5 is provided with polymer adsorption chamber 7, described strainer 3 exit end are communicated with foul water tank 4 entrance ends, in foul water tank 4, be provided with and reclaim fuel tank 9, described foul water tank 4 exit end are communicated with coarse separation chamber 5 entrance ends, in described coarse separation chamber 5, be provided with multi-disc waved plate group 19, 5 tops, described coarse separation chamber are provided with gathering room 10, gathering room 10 tops are provided with oil outlet, 5 bottoms, coarse separation chamber are provided with water outlet, described gathering room 10 oil outlets are communicated with recovery fuel tank 9 oil-ins, described coarse separation chamber 5 water outlets are communicated with polymer adsorption chamber 7 entrance ends, described polymer adsorption chamber 7 exit end are connected with concentration of oil instrument 8.
The present invention provides electric control by PLC electric control box 6, and PLC electric control box 6 makes the present invention realize intellectuality, can make the present invention reach automatic monitoring operation.The present invention can use whole pump well every dirty plate and be separated into sewage lagoon 21 and isolation tank in the course of the work, utilizes U-shaped pipe to make two pond liquid levels consistent, and makes the liquid level of sewage lagoon 21 keep constant.In sewage lagoon 21, be drained in isolation tank via U-shaped pipe by the cleaning water after gravitational settling, and the waste water of oil-containing all concentrates in sewage lagoon 21.Vacuum primingpump 1 is controlled floating oil absorbing device 2 and waste water high surperficial sewage lagoon 21 oleaginousness is drawn into coarse separation chamber 5 after filter 3 filtering large granular impurities and suspended substance is carried out vacuum, gravity separation, in coarse separation chamber 5, be provided with multi-disc waved plate group 19, for the oil-containing composition of elementary gathering Separation of Water.Oily(waste)water in vacuum chamber after elementary gathering separation enters polymer adsorption chamber 7 again and carries out secondary filtration.
The principle of work of coarse separation chamber 5: be first the density difference that utilizes oil and water, under certain vacuum tightness, carry out gravity separation, most of oil in water drops in oil, under the effect of the gravitational difference of water, the gathering room 10 of the machine will be floated up to, profit after natural separation, enter again the multi-disc waved plate group 19 in coarse separation chamber 5, multi-disc waved plate group 19 is by changing the oily flow direction and the adhesive attraction of oil to it, tiny oil droplet in water is agglomerated into gradually compared with larger oil droplet, at oil, under the effect of water gravitational difference, these larger oil droplets will float up to the gathering room 10 of the machine by the oil collect port in glass card group.After the elementary coarse separation of multi-disc glass card group, in water, may also have small oil droplet, these oily waters that contain tiny oil droplets enter the polymer adsorption chamber 7 of 5 tops, coarse separation chamber, detect and discharge the concentration of water sample by concentration of oil instrument 8 after to the further adsorption filtration of oily water by polymer adsorption chamber 7, can discharge if up to standard the water sample that meets discharging standards; If not up to standard, current are got back to oily water reservoir filtering separation again.In present embodiment, the model of concentration of oil instrument 8 is CY-2, and coarse separation chamber 5 also can make separately its work carry out oily water separation as required.
The present invention can design becomes six types, and its specific design parameter is as shown in the table:
Embodiment two: present embodiment is described in conjunction with Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, the intelligence of oily water described in present embodiment catches separation system and also comprises the first motorized valve 17-1 and the second motorized valve 17-2, described polymer adsorption chamber 7 is provided with water out end up to standard and non-water out end up to standard, described water out end up to standard is provided with the first motorized valve 17-1, and described non-water out end up to standard is provided with the second motorized valve 17-2.
In present embodiment, the first motorized valve 17-1 and the second motorized valve 17-2 opening and closing are controlled by PLC electric control box 6.The setting of the first motorized valve 17-1 and the second motorized valve 17-2 is in order to coordinate concentration of oil instrument 8 to work better, in the time that concentration of oil instrument 8 detects in water after treatment that oleaginousness is up to standard, concentration of oil instrument 8 sends signal controls the unlatching of the first motorized valve 17-1 to PLC electric control box 6, current up to standard are put into water supply reusing water pool (number in the figure 22 directions are water supply reusing water pool direction) or directly discharge by tubes rows; In the time that concentration of oil instrument 8 detects in water after treatment that oleaginousness is not up to standard, concentration of oil instrument 8 sends signal controls the unlatching of the second motorized valve 17-2 to PLC electric control box 6, and current not up to standard are got back to sewage lagoon 21 filtering separation again by tubes rows.Being used in conjunction with of concentration of oil instrument 8, PLC electric control box 6, the first motorized valve 17-1 and the second motorized valve 17-2 makes the present invention on discharge oily water, realize intelligent selection discharge, and the model of the first motorized valve 17-1 and the second motorized valve 17-2 is RP922.Other composition and annexation are identical with embodiment one.
Embodiment three: present embodiment is described in conjunction with Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, the intelligence of oily water described in present embodiment catches separation system and also comprises spiral pump 15, between described coarse separation chamber 5 and polymer adsorption chamber 7, is provided with spiral pump 15.After being drawn into polymer adsorption chamber 7 by spiral pump 15, oily(waste)water in present embodiment after the elementary gathering separation in coarse separation chamber 5 carries out secondary filtration, it is rapider that the setting of spiral pump 15 can make the oily water between coarse separation chamber 5 and polymer adsorption chamber 7 flow, and avoids blocking pipeline.The model of described spiral pump 15 is G40-2.Other composition and annexation are identical with embodiment one or two.
Embodiment four: present embodiment is described in conjunction with Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, the intelligence of oily water described in present embodiment catches separation system and also comprises electric heater 13 and temperature controller 14, described electric heater 13 and temperature controller 14 are all arranged on gathering room 10 inside, and described electric heater 13 and temperature controller 14 are set up in parallel in gathering room 10 inside.Arranging of described electric heater 13 and temperature controller 14 is mainly to avoid the oil in gathering room 10 to condense when making the present invention be applied in low temp area, electric heater 13 can be controlled its switch automatically by temperature controller 14, generally at the less not opening electric heater 13 of area of the temperature difference.The model of electric heater 13 is AC380V power 2KW, and the model of temperature controller 14 is SWP.Other composition and annexation are identical with embodiment three.
Embodiment five: present embodiment is described in conjunction with Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, the intelligence of oily water described in present embodiment catches separation system and also comprises the first pressure unit 16 and the second pressure unit 20, the first pressure unit 16 is installed on described gathering room 10, the second pressure unit 20 is installed on described polymer adsorption chamber 7.
The setting of the second pressure unit 20 can ensure that polymer adsorption chamber 7 works more smoothly, and the model of the first pressure unit 16 and the second pressure unit 20 is YB.Assemble between separate chamber 5 and polymer adsorption chamber 7 spring type safety pressure valve is installed; in the time of pressure >=0.3MPa; be drained into oily water in polymer adsorption chamber 7 and will flow back into oily water reservoir from the outlet of spring type safety pressure valve, now give shut down cleaning or more renew cartridge gap is provided.Other composition and annexation are identical with embodiment one or four.
Embodiment six: present embodiment is described in conjunction with Fig. 1, Fig. 2, Fig. 3 and Fig. 4, the intelligence of oily water described in present embodiment catches separation system and also comprises electrical plunger pump 11 and oil level electrode 12, described electrical plunger pump 11 is arranged on and reclaims between fuel tank 9 and gathering room 10, and described gathering room 10 inside are provided with oil level electrode 12.Mounting glass window on gathering room 10 described in present embodiment, its effect is just conveniently to see whether gathering room 10 tops are assembled and had oil, the setting of oil level electrode 12 is (to be oil entirely from what see in glass port in order to assemble when oil level in gathering room 10 while reaching certain thickness, instead of when water), oil level electrode 12 sends signal, automatically starting electrical plunger pump 11 by PLC electric control box 6 drains into oil to reclaim fuel tank 9, the oil of assembling when gathering room 10 tops is by (when can't see oil in glass port) after drained, and electrical plunger pump 11 stops automatically.The model of electrical plunger pump 11 is DZ1000.Other composition and annexation are identical with embodiment five.
Embodiment seven: in conjunction with Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, present embodiment is described, the waved plate group that the waved plate of multi-disc described in present embodiment group 19 is made for multi-disc epoxy folder cloth glass tile.The filter effect of the waved plate group 19 arranging is like this better.Other composition and annexation are identical with embodiment one or six.
Embodiment eight: in conjunction with Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, present embodiment is described, the intelligence of oily water described in present embodiment catches separation system and also comprises filter core 18, is provided with filter core 18 in described polymer adsorption chamber 7.Described filter core 18 is circular cylinder filter core and is made up of polypropylene high molecular material, when oil is by it, resistance is quite large, when water passes through it, resistance is but very little, therefore when oil-containing water is by it, in water, tiny oil droplets will be attracted to the surface of filter core 18, and be agglomerated into gradually larger oil droplet, under the effect of gravity, float up to the top of polymer adsorption chamber 7, filter core is fibroplastic is simultaneously a kind of superfine hole pattern, therefore the mechanical impurity in water has also been played to certain filteration, water quality after filtering by this filter core 18, oil-containing composition will be lower than 5mg/L, be even zero, along with the increase of filter pressure, the filter oil discharge of sewage will reduce, in the water of discharging, oil composition also can increase, such filter core 18 is owing to having good oil absorptiveness and having longer work-ing life.Other composition and annexation are identical with embodiment seven.
Embodiment nine: present embodiment is described in conjunction with Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, the intelligence seizure of oily water described in present embodiment separation system also comprises shows stream annunciator 23, is provided with and shows stream annunciator 23 between described foul water tank 4 and coarse separation chamber 5.Show that the setting of flowing annunciator 23 is the oily water flows that make between foul water tank 4 and coarse separation chamber 5 for monitoring, thereby overall flexibility of the present invention is promoted.Other composition and annexation are identical with embodiment eight.
Embodiment ten: present embodiment is described in conjunction with Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, floating oil absorbing device 2 described in present embodiment is made up of oil suction pipe 2-1, suction inlet 2-2, multiple adjusting pole 2-3 and multiple ball float 2-4, described oil suction pipe 2-1 one end is connected with suction inlet 2-2, described suction inlet 2-2 opening end is arc surfaced, the uniform multiple adjusting pole 2-3 of outer wall of described oil suction pipe 2-1, the one end on each adjusting pole 2-3 is connected with a ball float 2-4.In present embodiment, set the distance of suction inlet 2-2 and sewage lagoon 21 liquid levels by adjusting adjusting pole 2-3, adjusting pole 2-3 utilizes ball float 2-4 to make the distance of suction inlet 2-2 and sewage lagoon 21 liquid levels keep constant according to law of buoyancy, effectively absorb the surperficial oil slick of sewage lagoon 21, make the oil suction effect of floating oil absorbing device 2 not affected by level change; The arc surfaced setting of suction inlet 2-2 opening end, has strengthened the oil suction area of oil suction, can accelerate the absorption rate of oil slick.Other composition and annexation are identical with embodiment one or nine.
Electric flow process of the present invention is as follows: in the present invention, whole system all provides electrical connection by PLC electric control box 6, its electrical installation flow process is: upper computer sends and starts run signal to PLC electric control box 6, detect whole system through PLC electric control box 6 and whether have fault alarm output, in the time having fault alarm output, warning PLC electric control box 6 sends stop instruction, whole system is shut down, and now needs trouble-locating; In the time that reporting to the police output, trouble free detects motorized valve feedback signal, PLC electric control box 6 gathers the position signal of motorized valve and judges the location status of motorized valve, the second motorized valve 17-2 is opened to fully open position, detected set well liquid level signal simultaneously, as low in collecting well fluid level, continue to monitor liquid level signal, to liquid level, start vacuum primingpump 1 in limited time.After vacuum primingpump 1 starts, oily(waste)water in pump well is delivered in foul water tank 4, when starting spiral pump 15 in limited time on foul water tank 4 liquidometer lotion positions, system enters running status.System, in the time of running status, is carried out Real-Time Monitoring to foul water tank 4 and the outlet concentration of oil of oily water flow, gathering room 10 pressure, polymer adsorption chamber 7 pressure and the polymer adsorption chamber 7 of coarse separation chamber 5.Oily water flow is monitored by showing stream annunciator 23, sends guard signal to PLC electric control box 6 in the time that oily water flow rolls off the production line, and illustrates that now the interior current of pipeline occur extremely, needs to shut down to check.Pressure is monitored by the first pressure unit 16, in the time that gathering room 10 pressure roll off the production line, now may have pipeline gas leak phenomenon, and the vacuum tightness of system can be influenced, needs shutdown inspection pipeline.When polymer adsorption chamber 7 pressure high limit, need to check the stopping state of polymer adsorption chamber 7 inner filter cores 18.Concentration of oil carries out Real-Time Monitoring by concentration of oil instrument 8, when outlet concentration of oil is while exceeding standard, sends guard signal to PLC electric control box 6, sends steering order open the second motorized valve 17-2 and close the first motorized valve 17-1 simultaneously by PLC electric control box 6.
Working process of the present invention:
The oily water coalescent separation of polymer of filtering separation, the gravitational settling separation of coarse separation chamber 5, mechanical coarse separation and the polymer adsorption chamber 7 of process strainer 3 successively that vacuum primingpump 1 sucks by controlling floating oil absorbing device 2, detect by concentration of oil instrument 8 again, reach discharging standards and can discharge or reuse, be discharged into sewage lagoon 21 filtering separation again if do not reach discharging standards.
Claims (10)
1. an oily water intelligence catches separation system, described oily water intelligence catches separation system and comprises vacuum primingpump (1), floating oil absorbing device (2), strainer (3), foul water tank (4), coarse separation chamber (5), polymer adsorption chamber (7), reclaim fuel tank (9), gathering room (10) and multi-disc waved plate group (19), it is characterized in that described oily water intelligence catches separation system and also comprises concentration of oil instrument (8), described floating oil absorbing device (2) exit end is communicated with strainer (3) entrance end by vacuum primingpump (1), described strainer (3) and coarse separation chamber (5) are set up in parallel, the below of described strainer (3) is provided with foul water tank (4), the top of described coarse separation chamber (5) is provided with polymer adsorption chamber (7), described strainer (3) exit end is communicated with foul water tank (4) entrance end, in foul water tank (4), be provided with and reclaim fuel tank (9), described foul water tank (4) exit end is communicated with coarse separation chamber (5) entrance end, in described coarse separation chamber (5), be provided with multi-disc waved plate group (19), top, described coarse separation chamber (5) is provided with gathering room (10), gathering room (10) top is provided with oil outlet, bottom, coarse separation chamber (5) is provided with water outlet, described gathering room (10) oil outlet is communicated with recovery fuel tank (9) oil-in, described coarse separation chamber (5) water outlet is communicated with polymer adsorption chamber (7) entrance end, described polymer adsorption chamber (7) exit end is connected with concentration of oil instrument (8).
2. oily water intelligence catches separation system according to claim 1, it is characterized in that described oily water intelligence catches separation system and also comprises the first motorized valve (17-1) and the second motorized valve (17-2), described polymer adsorption chamber (7) is provided with water out end up to standard and non-water out end up to standard, described water out end up to standard is provided with the first motorized valve (17-1), and described non-water out end up to standard is provided with the second motorized valve (17-2).
3. catch separation system according to oily water intelligence described in claim 1 or 2, it is characterized in that described oily water intelligence catches separation system and also comprises spiral pump (15), between described coarse separation chamber (5) and polymer adsorption chamber (7), be provided with spiral pump (15).
4. oily water intelligence catches separation system according to claim 3, it is characterized in that described oily water intelligence catches separation system and also comprises electric heater (13) and temperature controller (14), described electric heater (13) and temperature controller (14) are all arranged on gathering room (10) inside, and described electric heater (13) and temperature controller (14) are set up in parallel in gathering room (10) inside.
5. catch separation system according to oily water intelligence described in claim 1 or 4, it is characterized in that described oily water intelligence catches separation system and also comprises the first pressure unit (16) and the second pressure unit (20), the first pressure unit (16) is installed on described gathering room (10), the second pressure unit (20) is installed on described polymer adsorption chamber (7).
6. oily water intelligence catches separation system according to claim 5, it is characterized in that described oily water intelligence catches separation system and also comprises electrical plunger pump (11) and oil level electrode (12), described electrical plunger pump (11) is arranged on and reclaims between fuel tank (9) and gathering room (10), and described gathering room (10) inside is provided with oil level electrode (12).
7. catch separation system according to oily water intelligence described in claim 1 or 6, it is characterized in that the waved plate group that described multi-disc waved plate group (19) is made for multi-disc epoxy folder cloth glass tile.
8. oily water intelligence catches separation system according to claim 7, it is characterized in that described oily water intelligence catches separation system and also comprises filter core (18), is provided with filter core (18) in described polymer adsorption chamber (7).
9. oily water intelligence catches separation system according to claim 8, it is characterized in that described oily water intelligence catches separation system and also comprises and show stream annunciator (23), between described foul water tank (4) and coarse separation chamber (5), be provided with and show and flow annunciator (23).
10. catch separation system according to oily water intelligence described in claim 1 or 9, it is characterized in that described floating oil absorbing device (2) is made up of oil suction pipe (2-1), suction inlet (2-2), multiple adjusting pole (2-3) and multiple ball float (2-4), described oil suction pipe (2-1) one end is connected with suction inlet (2-2), described suction inlet (2-2) opening end is arc surfaced, the uniform multiple adjusting poles of outer wall (2-3) of described oil suction pipe (2-1), the one end on each adjusting pole (2-3) is connected with a ball float (2-4).
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| CN201410219145.0A CN103964546A (en) | 2014-05-22 | 2014-05-22 | Intelligent oily-sewage capturing and separating system |
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| CN201410219145.0A CN103964546A (en) | 2014-05-22 | 2014-05-22 | Intelligent oily-sewage capturing and separating system |
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| CN104860417A (en) * | 2015-05-10 | 2015-08-26 | 李秀林 | Environmental protection equipment for processing pigwash via classification |
| CN104860416A (en) * | 2015-05-10 | 2015-08-26 | 李秀林 | Swill environmental protection collection device |
| CN104876350A (en) * | 2015-05-18 | 2015-09-02 | 夏波 | Environment-friendly hogwash oil recycling equipment |
| CN104876351A (en) * | 2015-05-18 | 2015-09-02 | 吴如勤 | Environment-friendly pigwash processing and utilizing apparatus |
| CN108828174A (en) * | 2018-07-09 | 2018-11-16 | 南京航空航天大学 | Oil component detection device and method in water |
| CN110104820A (en) * | 2019-06-12 | 2019-08-09 | 浙江甬金金属科技股份有限公司 | A kind of oil water separator |
| CN112142234A (en) * | 2020-10-22 | 2020-12-29 | 西安西热水务环保有限公司 | Efficient treatment and recycling system and method for oily wastewater of thermal power plant |
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Application publication date: 20140806 |