CN204569519U - Poly-repelling crude oil storage tank sewage purification machinery - Google Patents
Poly-repelling crude oil storage tank sewage purification machinery Download PDFInfo
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- CN204569519U CN204569519U CN201520260707.6U CN201520260707U CN204569519U CN 204569519 U CN204569519 U CN 204569519U CN 201520260707 U CN201520260707 U CN 201520260707U CN 204569519 U CN204569519 U CN 204569519U
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Abstract
The utility model relates to a kind of poly-repelling crude oil storage tank sewage purification machinery.Mainly solving the existing crude oil storage tank purifying filter filter tank unreasonable structure existed in prior art causes filter tank backwash weak effect therefore to reduce the problem of the oily water separation speed of crude oil storage tank.It is characterized in that: described oil slick collector top and the bottom connect respectively receives oil export pipe and water inlet/back flushing water outlet pipeline; Connect in the middle part of described water inlet/back flushing water outlet pipeline and enter medicine branch line from three that add agent tank, in described filter body, agitator top is provided with double medium filtration divider, agitator bottom arranges three-layer filter layer from top to bottom, and magnetite filter material layer bottom is fixed with some three way types recoil divider near filter body inwall; Described water inlet/back flushing water outlet pipeline is 2.5: 1 with the external diameter ratio of receipts oil export pipe.This poly-repelling crude oil storage tank sewage purification machinery, improve backwash effect and oil tank oily water separation speed, effluent quality is qualified.
Description
Technical field
The utility model relates to a kind of purification machinery in Oil & Gas Storage technical field, particularly a kind of poly-repelling crude oil storage tank sewage purification machinery.
Background technology
China's major part oil field enters tertiary phase successively in recent years, and polymer flooding oil-extraction is the important tertiary oil recovery technology obtaining spread.Use polymkeric substance recovers the oil, and extraction oil is stored in crude oil storage tank, containing a large amount of oily(waste)water containing polymkeric substance in crude oil storage tank.Along with the increase year by year containing polymer concentration in sewage, during purification filtering, number of polymers sticks to filter material surface, exacerbates filtrate pollution of surface, hardens, and hay tank filter effect is deteriorated.Along with the prolongation of time, filtration yield reduces must carry out back flushing.Current filter tank structure is very unreasonable, filter tank backwash weak effect, thus makes the water quality parameter after filtering worse and worse, reduces the oily water separation speed of crude oil storage tank.
Summary of the invention
Technical problem to be solved in the utility model overcomes the existing crude oil storage tank purifying filter filter tank unreasonable structure existed in background technology to cause filter tank backwash weak effect therefore to reduce the problem of the oily water separation speed of crude oil storage tank, and a kind of poly-repelling crude oil storage tank sewage purification machinery is provided, this poly-repelling crude oil storage tank sewage purification machinery, reduce hay tank part backwash dead angle, improve backwash effect, effluent quality is qualified, improves oil tank oily water separation speed.
The invention for solving the technical problem reaches by following technical scheme: this poly-repelling crude oil storage tank sewage purification machinery, comprise and add agent tank, receive oil tank, crude oil storage tank and filter body, described filter body opening end is equipped with oil slick collector, open top is connected to motor, the agitator connected by motor is equipped with in filter body inside, and described oil slick collector top, bottom connect respectively receives oil export pipe and water inlet/back flushing water outlet pipeline; Described receipts oil export pipe connects receives oil tank, receives oil tank inside and is connected to heating tube; Described water inlet/back flushing water outlet pipeline connects crude oil storage tank outlet pipe, connects and enter medicine branch line from three that add agent tank in the middle part of described water inlet/back flushing water outlet pipeline, adds between bus that agent tank and three enter medicine branch line and is connected to dosing pump; In described filter body, agitator top is provided with double medium filtration divider, corresponding filter body middle and lower part, agitator bottom arranges three-layer filter layer from top to bottom, be respectively walnut shell filtering material layer, quartz sand filter media layer, magnetite filter material layer, magnetite filter material layer bottom is fixed with some three way types recoil divider near filter body inwall, the three way type recoil divider the other end and water outlet/back flushing back with water inlet line UNICOM; Described water inlet/back flushing water outlet pipeline 4 is 2.5: 1 with the external diameter ratio of receipts oil export pipe 5.
The utility model can have following beneficial effect compared with above-mentioned background technology: this poly-repelling crude oil storage tank sewage purification machinery is owing to adopting said structure, multi-bed filter adopts double-layer barrel type filtration device structure, i.e. concentric screen structure, the particulate material of high intensity low density is loaded in the middle of screen casing and sleeve pipe, in backwash process, inner screen surrounds by particulate material under backwashing water effect, avoids small-particle filter clogging screen casing to cause screen casing to build the pressure, run material.The particulate material of parcel screen casing is washed away in filtration procedure under water effect, be deposited in inside pipe casing.Sewage is evenly distributed on filtrate top layer through double medium filtration divider, and after three-layer filter filters, water outlet up to standard enters clean water tank.The design adopts double medium filtration divider, makes full use of its internal structure, effectively can control the expanded height of filtrate, avoid filterins media run-off.Water inlet/back flushing water outlet pipeline is 2.5: 1 with the external diameter ratio of receipts oil export pipe, the external diameter of receipts oil export pipe is less than the external diameter into water/back flushing water outlet pipeline, little owing to receiving oil export pipe caliber, so be more easily mounted on the position close to tank deck, farthest like this improve filter tank backflush area, do not stay dead angle, improve the backwashing pressure of filter tank inside when former backwash pressure is constant, under the flushing of intensified pressure, backwash effect is more obvious.Flocculation agent is squeezed into in water/back flushing water outlet pipeline by three branch lines via dosing pump, and dispersion effect is good, to be conducive in efficient flocculant and water Oil in Sewage Water and suspended solids under polyacrylamide effect and to form flco.This device reduces hay tank part backwash dead angle, and effluent quality is qualified, improves oil tank oily water separation speed.
Accompanying drawing illustrates:
Accompanying drawing 1 is structural representation of the present utility model;
Accompanying drawing 2 is structural representations of the utility model filtering allotter.
In figure: 1-adds agent tank, 2-dosing pump, 3-enters medicine branch line, 4-water inlet/back flushing water outlet pipeline, 5-receives oil export pipe, and 6-receives oil tank, 7-heating tube, 8-oil slick collector, 9-walnut shell filtering material, 10-quartz sand filter media, 11-magnetite filtrate, 12-three way type recoil divider, 13-water outlet/back flushing back with water inlet line, 14-agitator, 15-double medium filtration divider, 16-inner screen, 17-outer layer sleeve, the upper veneer sheet of 18-, 19-lower floor pressing plate, 20-crude oil storage tank.
Embodiment:
In below in conjunction with accompanying drawing, the utility model is described in further detail:
As shown in Figure 1, this poly-repelling crude oil storage tank sewage purification machinery comprises and adds agent tank 1, receives oil tank 6, crude oil storage tank 20 and filter body, described filter body opening end is oil slick collector 8, open top is connected to motor, and the agitator 14 connected by motor is equipped with in filter body inside; Described oil slick collector 8 top, bottom connect respectively receives oil export pipe 5 and water inlet/back flushing water outlet pipeline 4; Described receipts oil export pipe 5 connects receives oil tank 6, receives oil tank 6 inside and is connected to heating tube 7, when temperature is too low, prevent liquid from freezing, can carry out heating and anti-freezing to liquid; Described water inlet/back flushing water outlet pipeline 4 connects crude oil storage tank 20 outlet pipe, connects and enter medicine branch line 3 from three that add agent tank 1 in the middle part of described water inlet/back flushing water outlet pipeline 4, adds between bus that agent tank 1 and three enter medicine branch line 3 and is connected to dosing pump 2; In described filter body, agitator 14 top is provided with double medium filtration divider 15, corresponding filter body middle and lower part, agitator 14 bottom arranges three-layer filter layer from top to bottom, be respectively walnut shell filtering material layer 9, quartz sand filter media layer 10, magnetite filter material layer 11, magnetite filter material layer 11 bottom is fixed with some three way types recoil divider 12 near filter body inwall, three way type recoil divider 12 the other end and water outlet/back flushing back with water inlet line 13 UNICOM; As shown in Figure 2, described double medium filtration divider 15 is upper and lower two veneer sheets, and be respectively between veneer sheet 18 and lower floor's pressing plate 19, two veneer sheet and be vertically fixed with some outer layer sleeves 17, outer layer sleeve 17 inner chamber is fixed with inner screen 16 in upper veneer sheet 18 bottom; The haydite of described outer layer sleeve 17 and the middle high intensity low density loaded of inner screen 16; Water inlet/back flushing water outlet pipeline 4 is 2.5: 1 with the external diameter ratio of receipts oil export pipe 5, the external diameter of receipts oil export pipe 5 is less than the external diameter into water/back flushing water outlet pipeline 4, little owing to receiving oil export pipe 5 caliber, so be more easily mounted on the position close to tank deck, farthest like this improve filter tank backflush area, do not stay dead angle, improve the backwashing pressure of filter tank inside when former backwash pressure is constant, under the flushing of intensified pressure, backwash effect is more obvious.
This poly-repelling crude oil storage tank sewage purification machinery, filter body opening end is by/back flushing water outlet pipeline connection dosing pump of intaking, and filter body opening end top is connected to exhaust-valve.When this poly-repelling crude oil storage tank sewage purification machinery uses, flocculation agent is squeezed into in water/back flushing water outlet pipeline via dosing pump by three branch lines, dispersion effect is good, to be conducive in efficient flocculant and water Oil in Sewage Water and suspended solids under polyacrylamide effect and to form flco, sewage is evenly distributed on filtrate top layer through double medium filtration divider, formed flco particle effluent stream in walnut shell filtering material layer process for walnut shell filtering material retains, some tiny particles then enter lower floor's quartz sand filter media layer, in magnetite filter material layer, remove with settlement action through retaining, after three-layer filter filters, water enters three way type recoil divider.Water outlet up to standard enters clean water tank through water outlet/back flushing back with water inlet line.This patent adopts three-layer filter grating, and one deck is 3mm walnut shell filtering material, and middle layer is 1.2mm quartz sand filter media, and lower floor is 0.5mm magnetite filtrate, and described walnut shell filtering material, quartz sand filter media, magnetite filtrate aspect ratio are 10: 3: 4; In backwash process, backwashing water is via water outlet/back flushing back with water inlet line, is evenly distributed in tank, is washed down by the impurity being trapped in filtrate top layer under utilizing the acting in conjunction of backwashing water and agitator by three way type recoil divider.Particularly for containing polymer sewage, because polymer sewage viscosity is large, between impurity and particle, adhesive power is large, is not easy desorption, causes filterins media run-off, and the design adopts double medium filtration divider, make full use of its internal structure, in the middle of screen casing and sleeve pipe, load the particulate material of high intensity low density, in backwash process, inner screen surrounds by particulate material under backwashing water effect, avoids small-particle filter clogging screen casing to cause screen casing to build the pressure, run material.The particulate material of parcel screen casing is washed away in filtration procedure under water effect, be deposited in inside pipe casing.Effectively can control the expanded height of filtrate, avoid filterins media run-off.This device reduces hay tank part backwash dead angle, and effluent quality is qualified, improves oil tank oily water separation speed.
Claims (2)
1. a poly-repelling crude oil storage tank sewage purification machinery, comprise and add agent tank (1), receive oil tank (6), crude oil storage tank (20) and filter body, described filter body opening end is equipped with oil slick collector (8), open top is connected to motor, the agitator (14) connected by motor is equipped with in filter body inside, it is characterized in that: described oil slick collector (8) top, bottom connect respectively receives oil export pipe (5) and water inlet/back flushing water outlet pipeline (4); The connection of described receipts oil export pipe (5) receives oil tank (6), receives oil tank (6) inside and is connected to heating tube (7); Described water inlet/back flushing water outlet pipeline (4) connects crude oil storage tank (20) outlet pipe, described water inlet/back flushing water outlet pipeline (4) middle part connects enters medicine branch line (3) from three that add agent tank (1), adds between bus that agent tank (1) and three enter medicine branch line (3) and is connected to dosing pump (2); In described filter body, agitator (14) top is provided with double medium filtration divider (15), corresponding filter body middle and lower part, agitator (14) bottom arranges three-layer filter layer from top to bottom, be respectively walnut shell filtering material layer (9), quartz sand filter media layer (10), magnetite filter material layer (11), magnetite filter material layer (11) bottom is fixed with some three way types recoil divider (12) near filter body inwall, three way type recoil divider (12) the other end and water outlet/back flushing back with water inlet line (13) UNICOM; Described water inlet/back flushing water outlet pipeline (4) is 2.5: 1 with the external diameter ratio of receipts oil export pipe (5).
2. poly-repelling crude oil storage tank sewage purification machinery according to claim 1, it is characterized in that: described double medium filtration divider (15) is upper and lower two veneer sheets, be respectively veneer sheet (18) and lower floor's pressing plate (19), vertically be fixed with some outer layer sleeves (17) between two veneer sheets, outer layer sleeve (17) inner chamber is fixed with inner screen (16) in upper veneer sheet (18) bottom; The haydite of described outer layer sleeve (17) and the middle high intensity low density loaded of inner screen (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520260707.6U CN204569519U (en) | 2015-04-23 | 2015-04-23 | Poly-repelling crude oil storage tank sewage purification machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520260707.6U CN204569519U (en) | 2015-04-23 | 2015-04-23 | Poly-repelling crude oil storage tank sewage purification machinery |
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| Publication Number | Publication Date |
|---|---|
| CN204569519U true CN204569519U (en) | 2015-08-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520260707.6U Expired - Fee Related CN204569519U (en) | 2015-04-23 | 2015-04-23 | Poly-repelling crude oil storage tank sewage purification machinery |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108930532A (en) * | 2018-07-02 | 2018-12-04 | 芜湖中淇节能科技有限公司 | A kind of energy-efficient new energy oil exploitation purification apparatus |
| CN109665588A (en) * | 2019-02-22 | 2019-04-23 | 山东广域科技有限责任公司 | Integrated crude oil wastewater efficient fine processing device |
-
2015
- 2015-04-23 CN CN201520260707.6U patent/CN204569519U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108930532A (en) * | 2018-07-02 | 2018-12-04 | 芜湖中淇节能科技有限公司 | A kind of energy-efficient new energy oil exploitation purification apparatus |
| CN109665588A (en) * | 2019-02-22 | 2019-04-23 | 山东广域科技有限责任公司 | Integrated crude oil wastewater efficient fine processing device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| 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: 20150819 Termination date: 20160423 |