CN202778086U - Oily sewage filter and filtering method - Google Patents
Oily sewage filter and filtering method Download PDFInfo
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- CN202778086U CN202778086U CN 201220226926 CN201220226926U CN202778086U CN 202778086 U CN202778086 U CN 202778086U CN 201220226926 CN201220226926 CN 201220226926 CN 201220226926 U CN201220226926 U CN 201220226926U CN 202778086 U CN202778086 U CN 202778086U
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Abstract
The utility model discloses an oily sewage filter and an oily sewage filtering method, which are used for carrying out deep treatment on large quantity of oily sewage. The oily sewage filter comprises a tank body and a water inlet, wherein a swirl partition plate is arranged in the tank body, the inner side of the swirl partition plate is provided with a perforating net formed into a filter material filling area, a perforating pressing plate is arranged in the perforating net, the upper part of the filter material filling area and the upper part of a swirl area are floating oil accumulation areas, and the lower part of the filter material filling area is a sediment accumulation area; an air cylinder is arranged in the tank body; a communicating pipe for communicating the swirl area with the filter material filling area is arranged above the tank body; and the bottom of the tank body is provided with a backwashing vent nozzle. After the structure is adopted, floating oil and sediment have specific disposal sites, so that the pollution to filter materials is reduced, and the energy consumption and application amount of backwash water are reduced; and due to a technical scheme of suspending filter materials in the air, forcedly stirring and completely venting the backwash bottom, the regeneration effect of the filter materials can be greatly improved, so that a hardening phenomenon is avoided, thereby greatly prolonging the service life of the filter material, and reducing the operation cost.
Description
Technical field
The utility model relates to a kind of oil-containing sewage filter of big yield oil-polluted water advanced treating and the filter method of oil-polluted water, belongs to technical field of sewage.
Background technology
Industrialization oil-polluted water complicated component, there is oil slick, silt and oil-containing solids thing etc., big yield oil-polluted water advanced treating mainly adopts two media or more medium filter and fiber ball filter to process at present, all contaminants (oil slick when adopting these equipment to process in the water, silt, contain solids) all hold back by filtrate absorption screening, carry out backwash after filtrate is saturated, during backwash under stirring action pollutant separate from filtrate, the pollutant that proportion is relatively light is discharged from filter top backwash outlet under flow action, heavy pollutant can not be taken away in the filtrate of staying the filter bottom by water, filtrate begins to harden behind the normal time cumulation, oil slick is not easy timely discharge, treatment effect reduces, final causes water outlet not up to standard, must change filtrate; Responsive to silt, sewage contains and huskyly need to dispose the prime desander when high and do preliminary treatment, and require the backwashing water instantaneous delivery large, need oil slick relative high with silt preliminary treatment investment cost, life-span of filtering material weak point and backwashing water require flow to cause greatly operating cost also higher, and existing filter life-span of filtering material is generally about 6 months.
The utility model content
The technical problems to be solved in the utility model provides and a kind ofly can effectively reduce backwashing water energy consumption and backwashing water consumption, effective, the long service life of media regeneration, the oil-containing sewage filter that operating cost is low and filter method.
In order to solve the problems of the technologies described above, oil-containing sewage filter of the present utility model, the water inlet that comprises tank body and be arranged on the tank body middle part, tank interior be provided with and tank wall between form the eddy flow dividing plate in annular eddy flow district, eddy flow dividing plate inboard is provided with the perforation net that forms the filtrate fill area, have horizontally disposed in the perforation net and the filtrate fill area can be divided into up and down two-part perforation pressing plate, filtrate fill area top and top, eddy flow district are the oil slick accumulation regions, and filtrate fill area bottom is the silt accumulation regions; Be provided with the cylinder that the control punch pressing plate moves up and down in the tank body, the upper end of cylinder is installed in the top of tank body, and the lower end is connected and fixed with the perforation pressing plate; The top of tank body also is provided with the unicom pipeline of UNICOM eddy flow district and filtrate fill area, is provided with UNICOM's fuel tap and draining valve on the unicom pipeline; The oil slick on top, eddy flow district can enter in the oil slick accumulation regions on filtrate fill area top by unicom pipeline, and the bottom of tank body is provided with a backwash drain.
The top of described tank body also is provided with interface instrument.
Described tank body below is provided with liquid level gauge.
Described cylinder is multi-stage cylinder, the end socket arm that is outside equipped with the connection multi-stage cylinder of described tank body.
Also be provided with the water outlet collecting system in the described filtrate fill area.
Described water outlet collecting system comprises the water collector that is arranged on filtrate fill area inside, and the lower end of described water collector is connected with stretches out the outer outlet pipe of tank body, also is provided with air motor on the described outlet pipe.
Be provided with motor air inlet pipeline and motor outlet pipe on the described air motor, described motor air inlet pipeline and motor outlet pipe are respectively arranged with motor intake valve and motor air bleeding valve, the offgas duct that also comprises one section connecting motor air inlet pipeline and motor outlet pipe is provided with one section with the pipeline of air inlet between offgas duct and the motor intake valve.
After adopting above-mentioned structure, because the utility model is for the scheme of oil-polluted water characteristics to design for filtration elements oil slick and silt removal, adopt the cyclone sieve integrated technique, make and have detailed subregion in the tank body, make oil slick, silt has had clear and definite disposal site, therefore silt is effectively removed in situation about not contacting with filtrate with oil slick, thereby reduce the pollution to filtrate, backwashing water energy consumption and backwashing water consumption have been reduced, filtrate is unsettled, the technical scheme of pressure stirring and the full emptying in backwash bottom can improve the regeneration effect of filtrate greatly, avoid the phenomenon that hardens, will greatly prolong filtrate service life, reduced operating cost.
Description of drawings
Fig. 1 is the structural representation of the utility model oil-containing sewage filter.
The specific embodiment
Be described in further detail below in conjunction with the filter method of the drawings and specific embodiments to the utility model oil-containing sewage filter and oil-polluted water.
As shown in the figure, oil-containing sewage filter of the present utility model, the water inlet 6 that comprises tank body 3 and be arranged on the tank body middle part, the top of tank body 3 also is provided with interface instrument 14, and the tank body below is provided with liquid level gauge 18; Tank body 3 inside are provided with and tank body. form the eddy flow dividing plate 4 in annular eddy flow district between the sidewall, eddy flow dividing plate 4 inboards are provided with the perforation net 5 that forms the filtrate fill area, perforation has horizontally disposed in the net 5 and the filtrate fill area can be divided into up and down two-part perforation pressing plate 15, filtrate fill area top and top, eddy flow district are the oil slick accumulation regions, and filtrate fill area bottom is the silt accumulation regions; Be provided with the double end multi-stage cylinder 12 that can conveniently overhaul that control punch pressing plate 15 moves up and down in the tank body 3, the end socket arm 13 that is outside equipped with connection double end multi-stage cylinder of tank body 3; Be at least more than the two-stage for satisfying instructions for use double end multi-stage cylinder, the upper end of double end multi-stage cylinder 12 is installed in the top of tank body 3, and the lower end is connected and fixed with perforation pressing plate 15; The top of tank body 3 also is provided with the unicom pipeline of UNICOM eddy flow district and filtrate fill area, is provided with UNICOM's fuel tap 2 and draining valve 1 on the described unicom pipeline; The oil slick on top, eddy flow district can enter in the oil slick accumulation regions on filtrate fill area top by unicom pipeline, and the bottom of tank body 3 is provided with a backwash drain 20; Also be provided with the water outlet collecting system in the filtrate fill area, the water outlet collecting system comprises the water collector 16 that is arranged on filtrate fill area inside, the lower end of water collector 16 is connected with stretches out the outer outlet pipe 19 of tank body, also be provided with air motor 17 on the outlet pipe 19, be provided with motor air inlet pipeline and motor outlet pipe on the air motor 17, motor air inlet pipeline and motor outlet pipe are respectively arranged with motor intake valve 11 and motor air bleeding valve 8, the offgas duct 7 that also comprises one section connecting motor air inlet pipeline and motor outlet pipe, be provided with one section with the pipeline of air inlet 10 between offgas duct 7 and the motor intake valve 11, be provided with intake valve 9 at this section pipeline simultaneously.
Agitating mode of the present utility model can adopt hydraulic pressure and electric stirring simultaneously, and oil extraction is not having can adopt in the situation of interface instrument regularly oil extraction mode.
In the equipment of the present utility model because tank body 3 inside be provided with and tank wall between form the eddy flow dividing plate 4 in annular eddy flow district, eddy flow dividing plate 4 inboards are provided with the perforation net 5 that forms unsettled filtrate fill area, perforation has horizontally disposed in the net 5 and the filtrate fill area can be divided into up and down two-part perforation pressing plate 15, filtrate fill area top and top, eddy flow district are the oil slick accumulation regions, and filtrate fill area bottom is the silt accumulation regions; Arranging thus makes it adopt the cyclone sieve integrated technique, and has detailed subregion in the tank body, make oil slick, silt have the disposal site, for the oil-polluted water characteristics design for filtration elements oil slick and silt are removed technique, filter interior designs the oil slick accumulation regions and controls timely oil extraction by the interface instrument, filter bottom design silt and proportion are greater than the contaminants district of water, regularly silt is discharged, silt is effectively removed in situation about not contacting with filtrate with oil slick, thereby reduce the pollution to filtrate, prolonged filtrate service life; Eddy flow dividing plate 4 inboards are provided with the perforation net 5 that forms unsettled filtrate fill area, adopt the unsettled design of filtrate, allow trapped substance on the filtrate is easier to break away from from filter material surface when backwash; The filtrate backwash adopts pneumatic pressure to stir the full emptying technique of technique and backwashing water bottom, thereby backwashing water energy consumption and backwashing water consumption have been reduced, the regeneration effect that filtrate is unsettled, employing that force the full emptying technique of stirring and backwash bottom can improve filtrate greatly, avoided the phenomenon that hardens, to greatly prolong filtrate service life, reduce operating cost.
Filtering oily sewage method based on the utility model oil-containing sewage filter may further comprise the steps:
A, preprocessing process;
Pass into sewage from the water inlet at tank body middle part, make sewage be rotated motion in the eddy flow district, realize that under turning effort heavy silt goes downwards to the silt accumulation regions along tank wall, oil slick is realized the preliminary treatment of oil slick and silt along floating to the oil slick accumulation regions on the eddy flow dividing plate;
B, processing procedure;
The pressure handle filtrate compresses under the multi-stage cylinder, pass through filtrate also all holding back greater than 2 microns particle in the water by the perforation net after the water outlet of eddy flow district, water after the filtration is discharged by outlet pipe by water collector, the oil slick accumulation regions that the oil slick on top, eddy flow district enters filtrate fill area top by oily coupling cock detects in real time core intersection control draining valve by the interface instrument that arranges and in time oil slick is discharged; Silt enters the silt accumulation regions and discharges by bottom backwash drain;
C, backwash process;
1. at first open draining valve, close draining valve after complete oil slick discharging;
2. open backwash drain valve, the emptying complete drain valve of closing of silt accumulation regions pollutant;
3. closing water inlet stops into water, the delivery port of closing outlet pipe stops water outlet, with multi-stage cylinder the perforation pressing plate is mentioned, again open draining valve, enter Compressed Gas (natural gas or nitrogen) by air inlet, open intake valve and filtrate is stirred close after loose, open air motor air intake valve and drain tap, by PLC control motor mixing time, setting-up time is closed air motor air intake valve and drain tap after finishing;
4. open the backwash drain, emptying water in the tank body, under the multi-stage cylinder in the pressure handle filtrate water extruding discharge, push completely, carry on the multi-stage cylinder, the backwash drain is closed;
5. open delivery port, by hydraulic pressure in the pipeline hydraulic pressure is got back in the filtering tank, by interface instrument control water level, after reaching, water level closes outlet valve, and then open air motor air intake valve and drain tap, by PLC control motor mixing time, setting-up time is closed air motor air intake valve and drain tap after finishing;
6. again open the backwash drain, emptying water in the tank body, under the multi-stage cylinder in the pressure handle filtrate water extruding discharge, push completely, carry on the multi-stage cylinder, the backwash drain is closed;
7. backwash is complete, opens draining valve, and multi-stage cylinder presses down, and opens outlet valve, closes draining valve after water level reaches, and opens water inlet valve
8. above-mentioned steps is restarted new filter process after finishing.
By above-mentioned repeatedly to valve opening and closing, the processing method of flushing repeatedly, in conjunction with the utility model specially for the structure of oil slick silt processing, make the filtrate backwash more abundant, stopped the filtrate phenomenon that hardens, saved water during backwash, also just saved water resource, be conducive to promote the use of.
Claims (7)
1. oil-containing sewage filter, the water inlet (6) that comprises tank body (3) and be arranged on the tank body middle part, it is characterized in that: described tank body (3) inside be provided with and tank wall between form the eddy flow dividing plate (4) in annular eddy flow district, described eddy flow dividing plate (4) inboard is provided with the perforation net (5) that forms the filtrate fill area, have horizontally disposed in perforation net (5) and the filtrate fill area can be divided into up and down two-part perforation pressing plate (15), filtrate fill area top and top, eddy flow district are the oil slick accumulation regions, and filtrate fill area bottom is the silt accumulation regions; Be provided with the cylinder (12) that control punch pressing plate (15) moves up and down in the described tank body (3), the upper end of described cylinder (12) is installed in the top of tank body (3), and the lower end is connected and fixed with perforation pressing plate (15); The top of described tank body (3) also is provided with the unicom pipeline of UNICOM eddy flow district and filtrate fill area, is provided with UNICOM's fuel tap (2) and draining valve (1) on the described unicom pipeline; The oil slick on top, described eddy flow district can enter in the oil slick accumulation regions on filtrate fill area top by unicom pipeline, and the bottom of described tank body (3) is provided with a backwash drain (20).
2. according to oil-containing sewage filter claimed in claim 1, it is characterized in that: the top of described tank body (3) also is provided with interface instrument (14).
3. according to oil-containing sewage filter claimed in claim 1, it is characterized in that: described tank body below is provided with liquid level gauge (18).
4. according to oil-containing sewage filter claimed in claim 1, it is characterized in that: described cylinder (12) is multi-stage cylinder, the end socket arm (13) that is outside equipped with the connection multi-stage cylinder of described tank body (3).
5. according to oil-containing sewage filter claimed in claim 1, it is characterized in that: also be provided with the water outlet collecting system in the described filtrate fill area.
6. according to oil-containing sewage filter claimed in claim 5, it is characterized in that: described water outlet collecting system comprises the water collector (16) that is arranged on filtrate fill area inside, the lower end of described water collector (16) is connected with stretches out the outer outlet pipe (19) of tank body, also is provided with air motor (17) on the described outlet pipe (19).
7. according to oil-containing sewage filter claimed in claim 6, it is characterized in that: be provided with motor air inlet pipeline and motor outlet pipe on the described air motor (17), described motor air inlet pipeline and motor outlet pipe are respectively arranged with motor intake valve (11) and motor air bleeding valve (8), the offgas duct (7) that also comprises one section connecting motor air inlet pipeline and motor outlet pipe is provided with one section with the pipeline of air inlet (10) between described offgas duct (7) and the motor intake valve (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220226926 CN202778086U (en) | 2012-05-18 | 2012-05-18 | Oily sewage filter and filtering method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220226926 CN202778086U (en) | 2012-05-18 | 2012-05-18 | Oily sewage filter and filtering method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202778086U true CN202778086U (en) | 2013-03-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220226926 Expired - Fee Related CN202778086U (en) | 2012-05-18 | 2012-05-18 | Oily sewage filter and filtering method |
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| Country | Link |
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| CN (1) | CN202778086U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013170792A1 (en) * | 2012-05-18 | 2013-11-21 | 深圳市比斯坦科技有限公司 | Oily wastewater filter and filtering method |
| CN103432784A (en) * | 2013-08-06 | 2013-12-11 | 深圳市比斯坦科技有限公司 | Oily sewage filter |
| CN104399299A (en) * | 2014-12-09 | 2015-03-11 | 中国矿业大学 | Process for recycling tail gas of pressure filtration machine in coal dressing process |
| CN105013222A (en) * | 2015-07-13 | 2015-11-04 | 吕铝淼 | Oily sewage filter device |
| CN109422328A (en) * | 2017-08-30 | 2019-03-05 | 中国石油化工股份有限公司 | Sewage-treatment plant and sewage disposal system and sewage water treatment method |
-
2012
- 2012-05-18 CN CN 201220226926 patent/CN202778086U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013170792A1 (en) * | 2012-05-18 | 2013-11-21 | 深圳市比斯坦科技有限公司 | Oily wastewater filter and filtering method |
| CN103418183A (en) * | 2012-05-18 | 2013-12-04 | 深圳市比斯坦科技有限公司 | Oily sewage filter and filtering method |
| CN103418183B (en) * | 2012-05-18 | 2016-09-21 | 深圳市比斯坦科技有限公司 | Oil-containing sewage filter and filter method |
| CN103432784A (en) * | 2013-08-06 | 2013-12-11 | 深圳市比斯坦科技有限公司 | Oily sewage filter |
| CN104399299A (en) * | 2014-12-09 | 2015-03-11 | 中国矿业大学 | Process for recycling tail gas of pressure filtration machine in coal dressing process |
| CN104399299B (en) * | 2014-12-09 | 2015-10-28 | 中国矿业大学 | Pressure filtration tail gas recycling technique in a kind of coal separation process |
| CN105013222A (en) * | 2015-07-13 | 2015-11-04 | 吕铝淼 | Oily sewage filter device |
| CN109422328A (en) * | 2017-08-30 | 2019-03-05 | 中国石油化工股份有限公司 | Sewage-treatment plant and sewage disposal system and sewage water treatment method |
| CN109422328B (en) * | 2017-08-30 | 2021-06-11 | 中国石油化工股份有限公司 | Sewage treatment device, sewage treatment system and sewage treatment method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130313 Termination date: 20140518 |