CN103183398B - Oil-water separator and control method thereof - Google Patents
Oil-water separator and control method thereof Download PDFInfo
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- CN103183398B CN103183398B CN201110458889.4A CN201110458889A CN103183398B CN 103183398 B CN103183398 B CN 103183398B CN 201110458889 A CN201110458889 A CN 201110458889A CN 103183398 B CN103183398 B CN 103183398B
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- oil
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- separation plate
- water separation
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 129
- 238000000034 method Methods 0.000 title claims abstract description 11
- 235000019198 oils Nutrition 0.000 claims abstract description 101
- 238000000926 separation method Methods 0.000 claims abstract description 67
- 235000019476 oil-water mixture Nutrition 0.000 claims abstract description 32
- 239000002828 fuel tank Substances 0.000 claims description 35
- 238000000605 extraction Methods 0.000 claims description 23
- 239000010426 asphalt Substances 0.000 claims description 16
- 230000000630 rising effect Effects 0.000 claims description 16
- 230000008676 import Effects 0.000 claims description 9
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000010521 absorption reaction Methods 0.000 abstract 1
- 238000000746 purification Methods 0.000 abstract 1
- 239000004519 grease Substances 0.000 description 6
- 239000002699 waste material Substances 0.000 description 5
- 239000010865 sewage Substances 0.000 description 4
- 239000010409 thin film Substances 0.000 description 4
- 239000002351 wastewater Substances 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000007764 o/w emulsion Substances 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 230000003373 anti-fouling effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000013361 beverage Nutrition 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 239000010806 kitchen waste Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 235000012054 meals Nutrition 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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- Feeding And Controlling Fuel (AREA)
Abstract
The invention relates to the technical field of water purification, in particular to an oil-water separator and a control method thereof. The oil-water separator comprises an oil-water mixture tank, an oil tank, a water tank and a control panel, wherein a first oil-water separation board is arranged between the oil-water mixture tank and the water tank; an inlet is formed in an side wall at the lower part of the oil-water mixture tank; the side wall in the opposite direction of the inlet is the first oil-water separation board; a heater and a temperature sensor are arranged in the oil-water mixture tank, and are connected with the control panel through electric wires; an oil absorption felt is arranged at the upper part of the oil-water mixture tank; the oil tank is arranged above the oil-water mixture tank; an oil discharge pipe is connected with the top end of the oil tank; an oil discharge sensor is arranged in a position, close to the oil discharge pipe, in the oil tank, and is connected with the control panel through an electric wire; and an oil discharge electromagnetic valve is arranged on the oil discharge pipe and is connected with the control panel through an electric wire.
Description
Technical field
The present invention relates to water treatment technology field, relate in particular to a kind of water storage device of water purifier.
Background technology
The main existence form of oil in water is: oil slick, dispersed oil, oil in water emulsion, dissolving oil.Food and beverage enterprise, particularly medium and small-scale dining enterprise, more difficult at processing oily(waste)water, because their wastewater emission amount of every day is little, be unworthy investment to build large-scale buried oily water separation facility, therefore oily water separating equipment small-sized and with low cost is their ideal chose.
Application number is: 02276326.0 Chinese patent discloses a kind of processing canteen, catering trade sewage water-and-oil separator, comprise sewage water inlet pipe, oily water separation chamber and rising pipe and tubular type oil eliminator, tubular type oil eliminator by oil header, control stick with on the locular wall of oily water separation chamber, the fabricated section of installing supported in oil header two ends form, it is indoor that oil header level is positioned at oily water separation, the body first half has oil collect port, control stick is fixed on oil header, and body one end leads to outdoor reservoir compartment.In addition, oily water separation is indoor is provided with sinusoidal wave card, at the water outlet of oily water separation chamber, establishes oil removal cover and ring-like overflow weir.This separator, owing to having adopted tubular type oil eliminator to remove in time oil slick, has increased the useful volume of oily water separation, also to waste oil, reclaims and has created condition, and whole process is simple to operate, discharges water and reaches discharging standards.In addition, the principle of employing waved plate oil removing combines with filtration and carries out oily water separation and slagging-off, adopts overflow weir, guarantees that water level is constant, has guaranteed that tubular type oil eliminator removing oil slick carries out smoothly.
Application number is: 201110121466.3 Chinese patent discloses a kind of Combined oil-water separation device for wastewater in kitchen waste, the container that comprises a top end opening, water inlet pipe, rising pipe, filter screen, the coalescent layer of grease, the coalescent transport layer of spindle body, oily water separation thin film layer, belt wheel transmission assembly, upflow tube, storage tank and waste water tank.Water inlet pipe and rising pipe are communicated in this container, filter screen, and the coalescent layer of grease, the coalescent transport layer of spindle body and oily water separation thin film layer are all located at water inlet pipe in this container and are accessed the coalescent layer of grease below by a funnel-form entrance; The coalescent transport layer of spindle body is connected with the fine and close mesh of the coalescent layer of grease by the coalescent layer of this grease; The coalescent transport layer of spindle body is coniform distribution, and draws in and be fixed on the ring edge of described oily water separation thin film layer; Belt wheel transmission assembly is located at the opening part of described container, and this belt wheel transmission assembly and upflow tube are communicated with storage tank; Described rising pipe is communicated in waste water tank.
The problem that above-mentioned two patents exist is, the former still relies on the water oil ratio method of double differences to realize oily water separation, and separation efficiency is not high enough, although the latter's separation efficiency is higher, has adopted filter screen, the coalescent layer of grease, the coalescent transport layer of spindle body, a series of parts such as oily water separation thin film layer, cost is higher.
Summary of the invention
The object of this invention is to provide a kind of antifouling fungi-proofingly, easily change and water-and-oil separator with low cost, and its control method is provided.
The present invention takes following technical scheme:
A water-and-oil separator, comprises an oil-water mixture case, a fuel tank, a water tank and a switchboard;
Between described oil-water mixture case and described water tank, be provided with the first oily water separation plate, on described oil-water mixture lower box part sidewall, be provided with an import, the sidewall of the direction relative with import is the first oily water separation plate, in described oil-water mixture case, be provided with a well heater and temperature sensor, described well heater and temperature sensor are all connected by electric wire with described switchboard, and described oil-water mixture upper box part is provided with an asphalt felt;
Described asphalt felt top is provided with described fuel tank, described fuel tank lower end communicates with described oil-water mixture case top, described fuel tank top is connected with an oil exit pipe, position near described oil exit pipe in described fuel tank is provided with an oil extraction sensor, and described oil extraction sensor is connected by electric wire with described switchboard;
Described the first oily water separation plate top is higher than described asphalt felt and lower than the roof inner side of described fuel tank;
On described oil exit pipe, be provided with oil drain solenoid valve, described oil drain solenoid valve is connected by electric wire with described switchboard;
On the water tank sidewall of described the first oily water separation plate relative direction, be provided with rising pipe, described rising pipe position is higher than described oil exit pipe.
The position of close the first oily water separation plate in described water tank, the top-down second oily water separation plate that is provided with, described the second oily water separation plate and described tank bottom wall separate one end distance.
Position in described water tank between rising pipe and the second oily water separation plate, bottom-up the 3rd oily water separation plate that is provided with, described the 3rd oily water separation plate and described water tank roof separate one end distance.
The described fuel tank side of being cone or cone, described oil exit pipe is arranged at the vertex of a cone.
Described fuel tank roof is removably connected to its sidewall, and described water tank roof is removably connected to its sidewall.
Described oil-water mixture case, fuel tank, water tank, the first oily water separation plate, the second oily water separation plate and the 3rd oily water separation plate are stainless steel.
A control method for water-and-oil separator, during work, described switchboard collecting temperature sensor signal, controls the switch of described well heater, keeps described oil-water mixture the temperature inside the box in working range;
While in fuel tank being oil, described oil extraction sensor passes signal is given described switchboard, and described switchboard is controlled described oil drain solenoid valve and opened, and carries out oil extraction;
While having the position that rises to described oil extraction sensor waterborne in fuel tank, described oil extraction sensor passes signal is given described switchboard, and described switchboard is controlled described oil drain solenoid valve and closed, and stops oil extraction.
The temperature of described working range is 40-60 degree Celsius.
The pressure of oil extraction of the present invention comes from the structure design of water-and-oil separator: import is low and water outlet is high, and oil exit pipe, between import and water outlet, does not therefore need extra power, save energy.
Water-and-oil separator of the present invention carries out separating treatment mainly for oil slick and the dispersed oil in the remaining sewage of meal, lower to oil in water emulsion and dissolving oil processing efficiency.
Sepn process: one-level heating oily water separation; Secondary asphalt felt is assembled separated.
One-level heating oily water separation
Through the pretreated sewage of solid particulate matter, flow into or pump into water-and-oil separator.Oily(waste)water is heated to 40 to 60 degrees Celsius, and little oil droplet is gathered into larger oil droplet and in water, starts separated rising, and its lift velocity is directly proportional to the particle diameter square of oil droplet, and the diameter of oily is larger, and the speed of its rising is just faster, thereby realizes the physical sepn of oil and water.
Secondary asphalt felt is assembled separated
Tiny oil droplet is further assembled on asphalt felt, forms larger oil group, after by asphalt felt, floats rapidly, by automatic oil draining device, discharges, and water outlet oleaginousness (free oil) is lower than 5ppm.
The top blind flange of water-and-oil separator fuel tank, water tank is detachable, easily the significant components of maintaining device interior.Asphalt felt is highly susceptible to dismounting and cleans, and while safeguarding, its whole taking-up can be got final product to Reusability after cleaning, compares traditional water-and-oil separator, and annual maintenance cost can save 70%.
Beneficial effect of the present invention is:
1. oily water separation efficiency is high, and water outlet oleaginousness (free oil) is lower than 5ppm.
2. floor space is little, and compact construction is convenient mobile.
3. automatically control, automatic oil draining, simple to operate.
4. closed is moved continuously, pollution-free to air.
Accompanying drawing explanation
Fig. 1 is structure of oil water separator schematic perspective view of the present invention.
In figure: 1 oil-water mixture case, 11 well heaters, 12 asphalt felts, 13 imports, 14 temperature sensors, 2 fuel tanks, 21 oil exit pipes, 22 oil extraction sensors, 23 oil drain solenoid valve, 3 water tanks, 31 rising pipes, 4 switchboards, 5 first oily water separation plates, 6 second oily water separation plates, 7 the 3rd oily water separation plates.
Embodiment
Below in conjunction with accompanying drawing and exemplary embodiments, the invention will be further described.
As Fig. 1, a kind of water-and-oil separator, comprises an oil-water mixture case 1, a fuel tank 2, a water tank 3 and a switchboard 4.Between oil-water mixture case 1 and water tank 3, be provided with the first oily water separation plate 5.
On oil-water mixture case 1 lower sides, be provided with an import 13, the sidewall of the direction relative with import 13 is the first oily water separation plate 5, in oil-water mixture case 1, be provided with a well heater 11 and temperature sensor 14, well heater 11 and temperature sensor 14 are all connected by electric wire with switchboard 4, and oil-water mixture case 1 top is provided with an asphalt felt 12.
Asphalt felt 12 tops are provided with fuel tank 2, and fuel tank 2 lower ends communicate with oil-water mixture case 1 top.Fuel tank 2 tops are connected with an oil exit pipe 21, and the interior position near oil exit pipe 21 of fuel tank 2 is provided with an oil extraction sensor 22, and oil extraction sensor 22 is connected by electric wire with switchboard 4.
The first oily water separation plate 5 tops are higher than asphalt felt and lower than the roof inner side of fuel tank 2.
On oil exit pipe 21, be provided with oil drain solenoid valve 23, oil drain solenoid valve 23 is connected by electric wire with switchboard 4.
Water tank 3 is positioned at the opposite side of the first oily water separation plate 5, and is provided with rising pipe 31 on water tank 3 sidewalls of the first oily water separation plate 5 relative directions, and rising pipe 31 positions are higher than oil exit pipe 21.
The interior position near the first oily water separation plate 5 of water tank 3, top-down second oily water separation plate 6, the second oily water separation plates 6 that are provided with separate one end distance with water tank 3 diapires.
Position in water tank 3 between rising pipe 31 and the second oily water separation plate 6, bottom-up the 3rd oily water separation plate 7, the three oily water separation plates 7 that are provided with separate one end distance with water tank 3 roofs.
It is to extend the residence time of oil-water mixture in water-and-oil separator fully to carry out oily water separation that the second oily water separation plate 6, the three oily water separation plates 7 arrange object.
Fuel tank 2 side's of being cone or cones, oil exit pipe 21 is arranged at the vertex of a cone.
Fuel tank 2 roofs are removably connected to its sidewall, and water tank 3 roofs are removably connected to its sidewall.
Oil-water mixture case 1, fuel tank 2, water tank 3, the first oily water separation plate 5, the second oily water separation plate 6 and the 3rd oily water separation plate 7 are stainless steel.
A control method for water-and-oil separator, during work, switchboard 4 collecting temperature sensor 14 signals, the switch of control heater 11, keeps oil-water mixture case 1 interior temperature in working range;
While in fuel tank 2 being oil, oil extraction sensor 22 transmission of signals are to switchboard 4, and switchboard 4 is controlled oil drain solenoid valve 23 and opened, and carries out oil extraction;
While having the position that rises to oil extraction sensor 22 waterborne in fuel tank 2, oil extraction sensor 22 transmission of signals are to switchboard 4, and switchboard 4 is controlled oil drain solenoid valve 23 and closed, and stops oil extraction.
The temperature of working range is 40-60 degree Celsius.
Water-and-oil separator range of application of the present invention is except the processing of the remaining oily(waste)water of eating, can also comprise the oily water treatment that industry production process produces, the oil removal treatment of recirculated cooling water, the oily(waste)water that maintenance of equipment, cleaning etc. produce, does not contain the oily water treatment of washing composition in oil depot, service station, Automobile Service Factory.
Water-and-oil separator simple installation of the present invention, without civil engineering, when equipment water inlet needs to use water pump, only for using volumetric pump or diaphragm type water pump, after installation, fills with clear water and just can bring into use.
Water-and-oil separator of the present invention monthly must overhaul once, and asphalt felt need to regularly clean, and for security needs, around No Open Flames for equipment.
Claims (8)
1. a water-and-oil separator, is characterized in that, comprises an oil-water mixture case, a fuel tank, a water tank and a switchboard;
Between described oil-water mixture case and described water tank, be provided with the first oily water separation plate, on described oil-water mixture lower box part sidewall, be provided with an import, the sidewall of the direction relative with described import is described the first oily water separation plate, in described oil-water mixture case, be provided with a well heater and a temperature sensor, described well heater and temperature sensor are all connected by electric wire with described switchboard, and described oil-water mixture upper box part is provided with an asphalt felt;
Described asphalt felt top is provided with described fuel tank, described fuel tank lower end communicates with described oil-water mixture case top, described fuel tank top is connected with an oil exit pipe, position near described oil exit pipe in described fuel tank is provided with an oil extraction sensor, and described oil extraction sensor is connected by electric wire with described switchboard;
Described the first oily water separation plate top is higher than described asphalt felt and lower than the roof inner side of described fuel tank;
On described oil exit pipe, be provided with oil drain solenoid valve, described oil drain solenoid valve is connected by electric wire with described switchboard;
On the described water tank sidewall of described the first oily water separation plate relative direction, be provided with rising pipe, described rising pipe position is higher than described oil exit pipe.
2. water-and-oil separator as claimed in claim 1, is characterized in that, the position of close the first oily water separation plate in described water tank, and the top-down second oily water separation plate that is provided with, described the second oily water separation plate and described tank bottom wall separate one end distance.
3. water-and-oil separator as claimed in claim 2, it is characterized in that, position in described water tank between rising pipe and the second oily water separation plate, bottom-up the 3rd oily water separation plate that is provided with, described the 3rd oily water separation plate and described water tank roof separate one end distance.
4. the water-and-oil separator as described in claim 1,2 or 3, is characterized in that, the described fuel tank side of being cone or cone, and described oil exit pipe is arranged at the vertex of a cone.
5. the water-and-oil separator as described in claim 1,2 or 3, is characterized in that, described fuel tank roof is removably connected to its sidewall, and described water tank roof is removably connected to its sidewall.
6. water-and-oil separator as claimed in claim 5, is characterized in that, described oil-water mixture case, fuel tank, water tank, the first oily water separation plate, the second oily water separation plate and the 3rd oily water separation plate are stainless steel.
7. a control method for water-and-oil separator as claimed in claim 1, is characterized in that, during work, described switchboard collecting temperature sensor signal, controls the switch of described well heater, keeps described oil-water mixture the temperature inside the box in working range;
While in fuel tank being oil, described oil extraction sensor passes signal is given described switchboard, and described switchboard is controlled described oil drain solenoid valve and opened, and carries out oil extraction;
While having the position that rises to described oil extraction sensor waterborne in fuel tank, described oil extraction sensor passes signal is given described switchboard, and described switchboard is controlled described oil drain solenoid valve and closed, and stops oil extraction.
8. the control method of water-and-oil separator as claimed in claim 7, is characterized in that, the temperature of described working range is 40-60 degree Celsius.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110458889.4A CN103183398B (en) | 2011-12-31 | 2011-12-31 | Oil-water separator and control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110458889.4A CN103183398B (en) | 2011-12-31 | 2011-12-31 | Oil-water separator and control method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103183398A CN103183398A (en) | 2013-07-03 |
| CN103183398B true CN103183398B (en) | 2014-10-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110458889.4A Active CN103183398B (en) | 2011-12-31 | 2011-12-31 | Oil-water separator and control method thereof |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103588261A (en) * | 2013-10-15 | 2014-02-19 | 常州思宇环保材料科技有限公司 | Domestic sewage deoiling device |
| CN103570100A (en) * | 2013-10-25 | 2014-02-12 | 常州大学 | Device for removing grease in restaurant waste water |
| CN106673126B (en) * | 2016-12-13 | 2023-04-21 | 成都蔚蓝星生物科技有限公司 | Intelligent oil-water separator |
| CN108862470A (en) * | 2018-07-11 | 2018-11-23 | 济南开发区星火科学技术研究院 | A kind of oil separation equipment in desulphurization system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4157700B2 (en) * | 2001-12-21 | 2008-10-01 | 株式会社 大都技研 | Oil / water separator |
| CN201415070Y (en) * | 2009-05-12 | 2010-03-03 | 上海西恩化工设备有限公司 | Oil-removing filter |
| CN101948155A (en) * | 2010-09-09 | 2011-01-19 | 江苏南极机械有限责任公司 | Pretreatment device for oily water in ship kitchen grey water |
| CN102198985A (en) * | 2011-05-11 | 2011-09-28 | 无锡光旭新材料科技有限公司 | Special oil-water separator for metal surface treatment |
| CN202398149U (en) * | 2011-12-31 | 2012-08-29 | 华英伦水科技(宁波)有限公司 | Oil and water separator |
-
2011
- 2011-12-31 CN CN201110458889.4A patent/CN103183398B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4157700B2 (en) * | 2001-12-21 | 2008-10-01 | 株式会社 大都技研 | Oil / water separator |
| CN201415070Y (en) * | 2009-05-12 | 2010-03-03 | 上海西恩化工设备有限公司 | Oil-removing filter |
| CN101948155A (en) * | 2010-09-09 | 2011-01-19 | 江苏南极机械有限责任公司 | Pretreatment device for oily water in ship kitchen grey water |
| CN102198985A (en) * | 2011-05-11 | 2011-09-28 | 无锡光旭新材料科技有限公司 | Special oil-water separator for metal surface treatment |
| CN202398149U (en) * | 2011-12-31 | 2012-08-29 | 华英伦水科技(宁波)有限公司 | Oil and water separator |
Also Published As
| Publication number | Publication date |
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| CN103183398A (en) | 2013-07-03 |
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Owner name: WELLINLAND TECHNOLOGY (NINGBO) CO., LTD. Free format text: FORMER NAME: WELLINLAND WATER TECHNOLOGY (NINGBO) CO., LTD. |
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| CP01 | Change in the name or title of a patent holder |
Address after: 315404, Zhejiang County, Ningbo province Ninghai County Road Industrial Park (No. 32 Park Road) Patentee after: SCE TECHNOLOGY (NINGBO) Co.,Ltd. Address before: 315404, Zhejiang County, Ningbo province Ninghai County Road Industrial Park (No. 32 Park Road) Patentee before: Huaying Lunshui Technology (Ningbo) Co.,Ltd. |
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Denomination of invention: Oil water separator and its control method Effective date of registration: 20230815 Granted publication date: 20141022 Pledgee: Agricultural Bank of China Limited Ninghai County sub branch Pledgor: SCE TECHNOLOGY (NINGBO) Co.,Ltd. Registration number: Y2023330001765 |
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Granted publication date: 20141022 Pledgee: Agricultural Bank of China Limited Ninghai County sub branch Pledgor: SCE TECHNOLOGY (NINGBO) Co.,Ltd. Registration number: Y2023330001765 |