CN2201979Y - Oil removal settling tank with declined pipes - Google Patents
Oil removal settling tank with declined pipes Download PDFInfo
- Publication number
- CN2201979Y CN2201979Y CN 94245491 CN94245491U CN2201979Y CN 2201979 Y CN2201979 Y CN 2201979Y CN 94245491 CN94245491 CN 94245491 CN 94245491 U CN94245491 U CN 94245491U CN 2201979 Y CN2201979 Y CN 2201979Y
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- CN
- China
- Prior art keywords
- sedimentation basin
- water dispensing
- dispensing board
- pipe
- effluent trough
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model relates to an oil removal settling tank with declined pipes, which belongs to the technical field of wastewater treatment and is used to treat the wastewater with oil and precipitable suspended substance. Except a honeycomb declined pipe (4) is made of the glass steel material, and the main body of the settling tank of the utility model is composed of steel structure pieces, the filler of the honeycomb declined pipe is made of the hydrophilic oleophobic material. The both ends of the first and the secondary water distribution boards (2), (3) of the utility model are welded with the side wall (20) of the settling tank together, and a gap (19) is arranged between the lower ends of the first and the secondary water distribution boards (2), (3) and the declined wall (13) the water inlet end of the settling tank. The middle part of the gap is narrow, and the both sides are wide. The upper parts and the middle parts of the first and the secondary water distribution boards (2), (3) are provided with drill holes which are arranged in a lozenge. The utility model has the advantage of simple structure.
Description
The utility model is that a kind of inclined tube-type removes oil sump, belongs to technical field of waste water processing, is used to handle not only oil-containing but also contains the waste water of precipitable suspension.
At present both at home and abroad the not only processing of oil-containing but also suspended matter-containing wastewater was divided into for two steps and handles, i.e. oil removing and precipitation are respectively established independent complete treatment system.Its shortcoming is that floor space is big, investment is many, complex management, construction period are long.
Traditional deoiling method has flat flow oil removing and ramp type grease removal tank, also has to add airfloat equipment in flat flow or inclined tube-type grease removal tank.
The characteristics of flat flow grease removal tank are simple structures.But oil removal efficiency is low, only can remove the oil droplet less than 100～150 μ m; And such pond mostly adopts xoncrete structure, and shortcoming is that construction is complicated, the construction period is long, and investment is many, and floor space is big, and the pond bottom sediment is got rid of difficult.Water quality after treatment is undesirable, can not satisfy to recycle and environmental protection requirement.
Though the ramp type grease removal tank can be removed the oil droplet that is not less than 60 μ m, used swash plate pond also all is an armored concrete at present, and same construction is complicated, the construction period is long, investment is many.Sediment at the bottom of the pond be difficult for to be got rid of, in addition the pond that has because of the pond at the bottom of siltation be forced to stop Chi Qingni.
Though air supporting method oil removing oil removal efficiency is higher, the oil that floats up is removed very difficult, and needs special air compressor machine or ad hoc compressed air piping, and complex management, maintenance load are big.
Except that above-mentioned, present used flat flow or ramp type grease removal tank also have a common disadvantage, and the water distribution of Inlet and outlet water and catchment inhomogeneously has the slough in the pond, be difficult to improve deoiling effect.
The purpose of this utility model is to provide the inclined tube-type that a kind of collection oil removing of adopting steel construction is deposited in one to remove oil sump.It has simple in structure, and characteristics such as easy construction have overcome the shortcoming of conventional processes, is used to handle not only oil-containing but also contains the waste water of precipitable suspension.
The purpose of this utility model is achieved in that sewage is adding demulsifier and flocculant after enter the intake chamber that several inclined tube-types remove oil sump after the distributing trough uniform distribution, evenly flow into an inclined tube district through first and second water dispensing board, be mingled in oil droplet in the sewage under the effect of demulsifier, be condensed into bigger oil droplet and upwards float.When touching the inclined tube upper wall, oil droplet flows to the water surface along its upper wall.By waste-oil scavenger oil is removed again.Suspension in the sewage is condensed into larger particles and precipitates a part in this inclined tube district in the concurrent mode under the effect of flocculant, arrives another inclined tube district again, continues coagulative precipitation in the reverse flow mode again.Water after the clarification upwards enters collector pipe above second inclined tube district, enter the pump house pond through effluent trough and outlet pipe then, recycles.
Below in conjunction with accompanying drawing the utility model is further described:
Fig. 1 is that inclined tube-type of the present utility model removes the oil sump plane.
Fig. 2 is the A-A cutaway view of Fig. 1.
The main body of the utility model inclined tube-type sedimentation basin is made by steel construction piece, and it comprises: 1, water dispensing board 2 of intake chamber, secondary water dispensing board 3, honeycomb inclined-tube 4, central dividing plate 5, collector pipe 6, effluent trough 7, downflow weir 8, outlet pipe 9, effluent trough blow-off pipe 10, sludge hopper 11, discharge pipeline 12, pool wall 13 and sedimentation basin bearing 15.The utility model is except that honeycomb inclined-tube adopts glass-reinforced plastic material, and all the other are steel construction piece, are welded to connect.
The intake chamber 1 that the utility model inclined tube-type removes oil sump is a rectangle, and it links to each other with the perpendicular wall 16 of sedimentation basin water inlet end, and in the middle of being positioned at.The two ends and the pond sidewall 20 of water dispensing board 2 and secondary water dispensing board 3 weld together, the slit 19 of narrow in the middle of keeping between the lower end of first and second water dispensing board 2,3 and the water inlet end skew wall 13 of sedimentation basin, two hem widths.The middle little two ends of boring, boring that the middle part of first and second water dispensing board 2,3 and top have diamondwise to arrange are big.For being welded to connect, the effect of central dividing plate 5 is the short stream of anti-sealing, prevents that oil from entering the primary water zone between central dividing plate 5 and the sedimentation basin sidewall 20.Two collector pipes 6 and central dividing plate 5 are connected for no hole, are to have hole to be connected with effluent trough 7.For guaranteeing that water all enters collector pipe 6, many gang drills hole is arranged on the collector pipe 6, generally adopt 4 rows to get final product.For ease of desilting and maintenance, be equipped with two pairs of flanges on the collector pipe 6.For guaranteeing evenly flowing and water level relatively stable of water, be provided with two downflow weirs 8 in the effluent trough 7, effluent trough blow-off pipe 10 is arranged at the bottom of effluent trough 7, and sidepiece has outlet pipe 9.Each sedimentation basin has six bearings 15, and it is positioned at the junction of sedimentation basin sludge hopper 11 and inclined tube district 4 and 17, welds between bearing 15 and pool wall 20 and the ribbed stiffener.
This sedimentation basin is whole to be the steel construction composition, and inclined tube district 4 and 17 honeycomb inclined-tube filler are made by hydrophilic oleophobic material.This inclined tube filler becomes piece in factory-assembled, and on-the-spot piecemeal is installed.
The operation principle and the course of work of sedimentation basin of the present utility model are as follows:
Oily waste water adds demulsifier and flocculant after distribution box flows into the intake chamber 1 that several inclined tube-types remove oil sump equably, through water dispensing board 2 and secondary water dispensing board 3, flows in the pond equably.When effluent stream during, be mingled in oil in the sewage (light oil, as lubricated wet goods) and under the effect of demulsifier, be condensed into light big oil droplet and upwards float through inclined tube district 4.When oil droplet touches the inclined tube upper wall, upwards float along upper wall, until the water surface.Water and other suspensions are in the process that flows downward, and suspension is condensed into larger particles under the effect of flocculant.Suspension can only have partly precipitated to get off to drop down onto sludge hopper 11 after by inclined tube district 4, and remainder suspension and water flow to inclined tube district 17, continue cohesion; Effluent stream is when inclined tube district 17, and the overwhelming majority of suspension cohesion postprecipitation gets off.Water after the clarification upwards flows and enters collector pipe 6 by the boring on the collector pipe 6, flows into effluent trough 7 again, climbs over downflow weir 8 water inlet pipe and water outlet pipes 9 then.The priming reservoir that flows into recirculation pump house after the pooling recycles.
Floating to not, the oil of face enters oil sump, i.e. reproducible utilization by waste-oil scavenger 14 collections.
The mud that is deposited on sludge hopper enters the further processing and utilizing of concentration basin through discharge pipeline.
Sedimentation basin of the present utility model has following advantage:
1, this sedimentation basin collection oil removing, be deposited in one, the simple water distribution of technology is even, spoil disposal is easy, purification efficiency is high, small investment, floor space are little, treatment effect is good, simple and convenient management.
2, the main body of this sedimentation basin adopts steel construction, is made by factory process, and Assembling has shortened the construction period greatly. Adopt steel construction, each scale error is little, and than the armored concrete small investment. Strong adaptability, the scope of application is wide.
3, this sedimentation basin has been installed first and second water dispensing board at water inlet end, and and the water inlet end skew wall between leave the slit, the slit is narrow in the middle of being, two hem widths.The boring of arranging in the rhombus mode has been adopted at top and middle part at first and second water dispensing board, and boring is little in the middle of being, both sides are big.This design guaranteed when the water yield changes, even water distribution in the sedimentation basin, and suspension and oil droplet did not deposit before the secondary water dispensing board.
4, the honeycomb inclined-tube filler is changed traditional method, material select for use with structural form on all done bigger improvement.The inclined tube filler can become dress in factory process.On-the-spot piecemeal is installed.Make the installation, maintenance of inclined tube oil removing, sedimentation basin filler not only convenient but also improved installation rate greatly.Filling chock has been selected hydrophilic oleophobic material for use, has improved deoiling effect greatly.
Claims (4)
1, a kind of inclined tube-type removes oil sump, by intake chamber (1), a water dispensing board (2), secondary water dispensing board (3), inclined tube district (4) and (17), central dividing plate (5), collector pipe (6), effluent trough (7), downflow weir (8), outlet pipe (9), effluent trough blow-off pipe (10), sludge hopper (11), discharge pipeline (12), pool wall (13) and (20), waste-oil scavenger (14) and bearing (15) are formed, the two ends and the sedimentation basin sidewall (20) that it is characterized in that a said water dispensing board (2) and secondary water dispensing board (3) weld together, one, secondary water dispensing board (2), between the water inlet end skew wall (13) of lower end (3) and sedimentation basin slit (19) is arranged, for being welded to connect, water inlet pipe (6) is to have hole to be connected with central dividing plate (5) for no hole is connected with effluent trough (7) between central dividing plate (5) and the sedimentation basin sidewall (20), be provided with two downflow weirs (8) in the effluent trough (7), each sedimentation basin has 6 bearings (15).
2, sedimentation basin as claimed in claim 1, it is characterized in that said slit (19) for middle narrow, two hem widths, the boring that has diamondwise to arrange at the top and the middle part of first and second water dispensing board (2), (3), boring has many gang drills hole for big in the end and small in the middle on collector pipe (6).
3, sedimentation basin as claimed in claim 1, the honeycomb inclined-tube that it is characterized in that said inclined tube district (4) and (17) are that fiberglass is made, and the honeycomb inclined-tube filler is made by hydrophilic oleophobic material.
4, as claim 1,2 and 3 described sedimentation basins, it is characterized in that said intake chamber (1), a water dispensing board (2), secondary water dispensing board (3), central dividing plate (5), collector pipe (6), effluent trough (7), downflow weir (8), outlet pipe (9), effluent trough blow-off pipe (10), sludge hopper (11), discharge pipeline (12), sedimentation basin sidewall (20) and skew wall (13), bearing (15) all adopts steel construction, is welded to connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94245491 CN2201979Y (en) | 1994-11-23 | 1994-11-23 | Oil removal settling tank with declined pipes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94245491 CN2201979Y (en) | 1994-11-23 | 1994-11-23 | Oil removal settling tank with declined pipes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2201979Y true CN2201979Y (en) | 1995-06-28 |
Family
ID=33851261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 94245491 Expired - Fee Related CN2201979Y (en) | 1994-11-23 | 1994-11-23 | Oil removal settling tank with declined pipes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2201979Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101050008B (en) * | 2007-04-04 | 2010-08-11 | 新疆时代石油工程有限公司 | Method for treating water cut out from oil field |
| US8501018B2 (en) | 2009-08-03 | 2013-08-06 | Sasol Technology (Pty) Ltd | Method and apparatus for separating a multi-component stream |
| CN105457339A (en) * | 2014-09-10 | 2016-04-06 | 中国科学院化学研究所 | Oil water separation method and oil water separation apparatus |
-
1994
- 1994-11-23 CN CN 94245491 patent/CN2201979Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101050008B (en) * | 2007-04-04 | 2010-08-11 | 新疆时代石油工程有限公司 | Method for treating water cut out from oil field |
| US8501018B2 (en) | 2009-08-03 | 2013-08-06 | Sasol Technology (Pty) Ltd | Method and apparatus for separating a multi-component stream |
| CN105457339A (en) * | 2014-09-10 | 2016-04-06 | 中国科学院化学研究所 | Oil water separation method and oil water separation apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |