CN107055686A - A kind of floating level oil catcher and oily water separating equipment - Google Patents
A kind of floating level oil catcher and oily water separating equipment Download PDFInfo
- Publication number
- CN107055686A CN107055686A CN201710191553.3A CN201710191553A CN107055686A CN 107055686 A CN107055686 A CN 107055686A CN 201710191553 A CN201710191553 A CN 201710191553A CN 107055686 A CN107055686 A CN 107055686A
- Authority
- CN
- China
- Prior art keywords
- oil
- oil catcher
- water separating
- separating equipment
- oily water
- Prior art date
- 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.)
- Pending
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 65
- 238000007667 floating Methods 0.000 title claims abstract description 49
- 239000007788 liquid Substances 0.000 claims abstract description 89
- 239000006228 supernatant Substances 0.000 claims abstract description 42
- 239000012530 fluid Substances 0.000 claims description 3
- 238000007654 immersion Methods 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims description 3
- 210000001124 body fluid Anatomy 0.000 claims description 2
- 239000010839 body fluid Substances 0.000 claims description 2
- 238000000605 extraction Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 239000012266 salt solution Substances 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- -1 polypropylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/40—Devices for separating or removing fatty or oily substances or similar floating material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D17/00—Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion
- B01D17/02—Separation of non-miscible liquids
- B01D17/0208—Separation of non-miscible liquids by sedimentation
- B01D17/0214—Separation of non-miscible liquids by sedimentation with removal of one of the phases
Landscapes
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Removal Of Floating Material (AREA)
- Sewage (AREA)
Abstract
The present invention provides a kind of floating level oil catcher and oily water separating equipment being used in oily water separating equipment.The floating level oil catcher includes an oil catcher main body, the oil catcher body upper surface sets an oil trap, the oil catcher body upper surface is located under the supernatant liquid liquid level of oily water separating equipment, and on lower floor's liquid levels, so that supernatant liquid enters in oil trap.One oily suction means is arranged in the oil trap, and is connected with outside oil rig, and the supernatant liquid that oil trap is collected is discharged.The advantage of the invention is that, the present invention collects supernatant liquid by floating on the floating level oil catcher of water-oil interface, supernatant liquid can effectively be collected, prevent lower floor's liquid from entering collection system, when equipment is when entering outflow and having variation, liquid level in equipment corresponding can be fluctuated therewith up and down, and the situation for collecting supernatant liquid by the floating level oil catcher remains to keep stable.
Description
Technical field
The present invention relates to water-oil separating field, more particularly to a kind of floating level oil catcher being used in oily water separating equipment
And oily water separating equipment.
Background technology
In eddy flow or static oily water separating equipment, quickly and efficiently by the oil of the emersion export in time from water body,
It is the key for improving oily water separating equipment treatment effeciency.In oily water separating equipment, on oil reservoir is bubbled through the water column, typically by
Overfall positioned at its upper side is discharged.In the processing of continous way, often because the liquid stream of access device is unstable, make in equipment
Liquid level above and below fluctuation range it is very big, this in equipment liquid upper oil collection have a significant impact.When liquid level is too low, oil can not
Discharge；When liquid level is too high, water can enter oil recovery system by overfall, have a strong impact on the purity of oil recovery.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of floating level oil catcher and oily water separating equipment, its energy
It is enough.
In order to solve the above problems, the invention provides a kind of floating level oil catcher being used in oily water separating equipment,
Including an oil catcher main body, the oil catcher body upper surface sets an oil trap, and the oil catcher body upper surface is located at oil
Under the supernatant liquid liquid level of water separation equipment, and on lower floor's liquid levels, so that supernatant liquid enters in oil trap.
One oily suction means is arranged in the oil trap, and is connected with outside oil rig, the supernatant liquid that oil trap is collected
Discharge.
Further, the density of the oil catcher main body is more than the density of oily water separating equipment supernatant liquid, and less than profit
The density of separation equipment lower floor liquid.
Further, the oil trap is taper oil trap.
Further, the oily suction means includes a support and an oil exit pipe, and the support is fixed on the oil catcher master
On body, the oil exit pipe is fixed on the bracket, and the oil exit pipe is connected with outside oil rig, and oil trap is collected
Supernatant liquid is discharged.
Further, it is additionally provided with weight in the oil catcher lower body part.
Further, in addition to a four-bar linkage structure, described four-bar linkage structure one end is connected with oily water separating equipment, the other end
It is connected with oil catcher main body, so that oil catcher body upper surface is parallel with supernatant liquid surface.
Further, the height of the oil catcher main body is more than or equal to the thickness of oily water separating equipment supernatant liquid.
Further, the height of the immersion of the oil catcher main body 10 lower floor liquid can be calculated by equation below：
h1=(ρOil catcher-ρOn)/(ρUnder-ρOn) * H, wherein, h1The height of lower floor's liquid, ρ are immersed for oil catcher main body 10Oil catcherFor
The density of oil catcher main body 10, ρOnFor supernatant liquid density, ρUnderFor lower floor's fluid density, H is the total height of oil catcher main body 10.
The present invention also provides a kind of oily water separating equipment, including floating level oil catcher, outer tank and eddy flow tank.The eddy flow
Tank and the floating level oil catcher are arranged in the outer tank, and floating level oil catcher is arranged on above the eddy flow tank, institute
Floating level oil catcher is stated using above-mentioned floating level oil catcher.
Further, the floating level oil catcher has at low level and high level in the oily water separating equipment, described
The liquid level of the supernatant liquid of oily water separating equipment is at the low level between the high level.
It is an advantage of the current invention that the present invention collects upper liquid by floating on the floating level oil catcher of water-oil interface
Body, can effectively collect supernatant liquid, prevent lower floor's liquid from entering collection system, when equipment is when entering outflow and having variation, if
Liquid level in standby corresponding can be fluctuated therewith up and down, and the situation for collecting supernatant liquid by the floating level oil catcher remains to keep
It is stable.
Brief description of the drawings
Fig. 1 is the structural representation of floating level oil catcher of the present invention；
Fig. 2 is another structural representation of floating level oil catcher of the present invention；
Fig. 3 is the structural representation of oily water separating equipment of the present invention.
Embodiment
The floating level oil catcher and the embodiment of oily water separating equipment provided below in conjunction with the accompanying drawings the present invention
Elaborate.
Referring to Fig. 1, a kind of floating level oil catcher 1 being used in oily water separating equipment of the present invention includes an oil catcher main body
10.The material of the oil catcher main body 10 can be polypropylene or other kinds of modeling.Preferably, the oil catcher main body 10
Density is more than the density of oily water separating equipment supernatant liquid, and less than the density of oily water separating equipment lower floor liquid, to cause
State the upper surface of oil catcher main body 10 positioned at oily water separating equipment supernatant liquid liquid level under, and positioned at lower floor's liquid levels it
On.If the oily water separating equipment supernatant liquid is oil, lower floor's liquid is water, then the density of the oil catcher main body 10 is more than oil
Density, and less than water density；If the oily water separating equipment supernatant liquid is oil, lower floor's liquid is salt solution, then the collection
The density of oily device main body 10 is more than the density of oil, and less than the density of salt solution.Preferably, the density of the oil catcher main body 10 is small
In or equal to 0.95g/cm3.Further, the height of the oil catcher main body 10 is more than or equal to oily water separating equipment supernatant liquid
Thickness, be further ensured that the upper surface of oil catcher main body 10 be located at oily water separating equipment supernatant liquid liquid level under,
And on lower floor's liquid levels.
The upper surface of oil catcher main body 10 sets an oil trap 11, for collecting supernatant liquid.As the oil catcher master
The upper surface of body 10 is located under the supernatant liquid liquid level of oily water separating equipment, and when on lower floor's liquid levels, upper liquid
Know from experience and enter in oil trap 11.For example, when the oily water separating equipment supernatant liquid is oil, the oil on the upper strata enters oil-collecting
In groove 11.Preferably, the oil trap 11 is taper oil trap, and it can be by the liquid in the oil trap 11 into oil trap
The heart is concentrated, in order to follow-up discharge.Further, the cutting of oil catcher main body 10 can be formed oil trap 11.
Further, the floating level oil catcher 1 that the present invention is used in oily water separating equipment also includes an oily suction means 12.
The oily suction means 12 is arranged in the oil trap 11, and is connected with outside oil rig (not indicated in accompanying drawing), will
The supernatant liquid discharge that oil trap 11 is collected.Further, the oily suction means 12 includes a support 121 and an oil exit pipe 122.
The support 121 is fixed in the oil catcher main body 10, and the oil exit pipe 122 is fixed on the support 121, the oil extraction
Pipe 122 is connected with outside oil rig, and the supernatant liquid that oil trap 11 is collected is discharged.For example, the oil exit pipe 122 with it is outer
Portion's aspiration pump connection, the pumping pump startup can be extracted out the supernatant liquid in oil trap 11 by the oil exit pipe 122, with
Realize the purpose for collecting supernatant liquid.
Further, it is additionally provided with weight 13 in the bottom of oil catcher main body 10.If the weight of the oil catcher main body 10
Amount is not enough, can increase the weight of oil catcher main body 10 by the setting of weight 13, and then cause in the oil catcher main body 10
Surface is located under the supernatant liquid liquid level of oily water separating equipment, and on lower floor's liquid levels.The weight 13 can
To be made of the higher material of metal isodensity.In this embodiment, the weight 13 is embedded in the oil catcher
The lower surface of main body 10, and the weight 13 is symmetrical arranged, so that the oil catcher main body 10 will not be tilted to side.
Further, referring to Fig. 2, the floating level oil catcher 1 that the present invention is used in oily water separating equipment also includes one or four and connected
Bar structure 14, (accompanying drawing schematically indicates water-oil separating in 2 and set for described one end of four-bar linkage structure 14 and oily water separating equipment 2
Standby 2 inwall) connection, the other end is connected with oil catcher main body 10, so that the upper surface of oil catcher main body 10 and upper liquid body surface
Face is parallel.The four-bar linkage structure 14 is existing structure, and it is made up of four connecting rods, and those skilled in the art can be from existing skill
Its concrete structure is obtained in art.Under the pullling of the four-bar linkage structure 14, the floating liquid being used in oily water separating equipment
Face oil catcher 1 can keep level, to accommodate supernatant liquid to greatest extent.
Further, the height of the immersion of the oil catcher main body 10 lower floor liquid can be calculated by equation below：
H1=(ρOil catcher-ρOn)/(ρUnder-ρOn)*H
Wherein, h1 is the height that oil catcher main body 10 immerses lower floor's liquid, ρOil catcherFor the density of oil catcher main body 10, ρOnFor
Supernatant liquid density, ρUnderFor lower floor's fluid density, H is the total height of oil catcher main body 10.The density of the oil catcher main body 10
It can be calculated by the quality of oil catcher main body 10 with volume.
The present invention also provides a kind of oily water separating equipment, shown in Figure 3, and the oily water separating equipment 2 includes floating liquid
Face oil catcher 1, outer tank 3 and eddy flow tank 4.The eddy flow tank 4 and the floating level oil catcher 1 are arranged in the outer tank 3, are floated
Hydrodynamic face oil catcher 1 is arranged on the top of eddy flow tank 4, and the floating level oil catcher 1 is above-mentioned floating level oil catcher.
Hold liquid in the outer tank 3, the bottom of eddy flow tank 4 has liquid in inlet 40, the outer tank 3 from the inlet
40 enter in the eddy flow tank 4, are separated.The bottom of outer tank 3 has discharge outlet 30, and water can be from the row of discharge outlet 30
Go out.
Further, the floating level oil catcher 1 has W1 and high level at low level in the oily water separating equipment 2
In W2, accompanying drawing 3 using dotted line indicate floating level oil catcher 1 be in high level W2 when supernatant liquid liquid level and
Lower floor's liquid levels, by observing the position of floating level oil catcher 1, controlling water yield, for example, floating level oil catcher 1
The W1 at low level, then reduce water outlet, and floating level oil catcher 1 is in high level W2, then increases water outlet.The upper liquid body fluid
Face changes at the low level between the high level, can keep the stable oil extraction of equipment.
Described above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
Member, under the premise without departing from the principles of the invention, can also make some improvements and modifications, these improvements and modifications also should be regarded as
Protection scope of the present invention.
Claims (10)
1. a kind of floating level oil catcher being used in oily water separating equipment, it is characterised in that described including an oil catcher main body
Oil catcher body upper surface sets an oil trap, and the oil catcher body upper surface is located at the upper liquid body fluid of oily water separating equipment
Under face, and on lower floor's liquid levels, so that supernatant liquid enters in oil trap.One oily suction means is arranged on described
In oil trap, and it is connected with outside oil rig, the supernatant liquid that oil trap is collected is discharged.
2. the floating level oil catcher according to claim 1 being used in oily water separating equipment, it is characterised in that the collection
The density of oily device main body is more than the density of oily water separating equipment supernatant liquid, and close less than oily water separating equipment lower floor liquid
Degree.
3. the floating level oil catcher according to claim 1 being used in oily water separating equipment, it is characterised in that the collection
Oil groove is taper oil trap.
4. the floating level oil catcher according to claim 1 being used in oily water separating equipment, it is characterised in that the oil
Suction means includes a support and an oil exit pipe, and the support is fixed in the oil catcher main body, and the oil exit pipe is fixed on
On the support, the oil exit pipe is connected with outside oil rig, and the supernatant liquid that oil trap is collected is discharged.
5. the floating level oil catcher according to claim 1 being used in oily water separating equipment, it is characterised in that described
Oil catcher lower body part is additionally provided with weight.
6. the floating level oil catcher according to claim 1 being used in oily water separating equipment, it is characterised in that also include
One four-bar linkage structure, described four-bar linkage structure one end is connected with oily water separating equipment, and the other end is connected with oil catcher main body, so that
Oil catcher body upper surface is parallel with supernatant liquid surface.
7. the floating level oil catcher according to claim 1 being used in oily water separating equipment, it is characterised in that the collection
The height of oily device main body is more than or equal to the thickness of oily water separating equipment supernatant liquid.
8. the floating level oil catcher according to claim 1 being used in oily water separating equipment, it is characterised in that the collection
The height of the oily immersion of device main body 10 lower floor liquid can be calculated by equation below：
H1=(ρOil catcher-ρOn)/(ρUnder-ρOn) * H, wherein, h1 is the height that oil catcher main body 10 immerses lower floor's liquid, ρOil catcherFor collection
The density of oily device main body 10, ρOnFor supernatant liquid density, ρUnderFor lower floor's fluid density, H is the total height of oil catcher main body 10.
9. a kind of oily water separating equipment, it is characterised in that including floating level oil catcher, outer tank and eddy flow tank.The eddy flow tank
And the floating level oil catcher is arranged in the outer tank, floating level oil catcher is arranged on above the eddy flow tank, described
Floating level oil catcher is using the floating level oil catcher described in claim 1~8 any one.
10. oily water separating equipment according to claim 9, it is characterised in that the floating level oil catcher is in the oil
Have in water separation equipment at low level and high level, the liquid level of the supernatant liquid of the oily water separating equipment at the low level with
Between the high level.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710191553.3A CN107055686A (en) | 2017-03-28 | 2017-03-28 | A kind of floating level oil catcher and oily water separating equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710191553.3A CN107055686A (en) | 2017-03-28 | 2017-03-28 | A kind of floating level oil catcher and oily water separating equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107055686A true CN107055686A (en) | 2017-08-18 |
Family
ID=59618023
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710191553.3A Pending CN107055686A (en) | 2017-03-28 | 2017-03-28 | A kind of floating level oil catcher and oily water separating equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107055686A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110270137A (en) * | 2019-07-01 | 2019-09-24 | 新疆神邦环境工程有限公司 | Oily-water seperating equipment and system and water-oil separating control method |
| CN110478946A (en) * | 2019-09-02 | 2019-11-22 | 杭州路弘科技有限公司 | Liquid separation method and device |
| CN110847332A (en) * | 2019-11-05 | 2020-02-28 | 交通运输部科学研究院 | Highway bridge floor runoff purifies emergency system |
| CN111792696A (en) * | 2020-07-31 | 2020-10-20 | 王宁 | Domestic sewage oil-water separator with acceleration of buoyance |
| CN117142574A (en) * | 2023-10-27 | 2023-12-01 | 山东泰源化工有限公司 | Tertiary amine production waste water oil-water separator |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2067597U (en) * | 1989-11-30 | 1990-12-19 | 李青芳 | Floating separator for mixture of oil and water |
| CN201245467Y (en) * | 2008-03-26 | 2009-05-27 | 大庆摩恩达工程有限公司 | Floating oil gathering apparatus |
| CN101912698A (en) * | 2010-08-20 | 2010-12-15 | 宏芳香料（昆山）有限公司 | Floating raft type oil-water separator and method for separating volatile oil and water |
| CN205287721U (en) * | 2016-01-06 | 2016-06-08 | 东莞市信松机电有限公司 | Counter weight formula flotation pontoon for water oil separating |
| CN205759888U (en) * | 2016-06-29 | 2016-12-07 | 南京科润工业介质股份有限公司 | A kind of sucking hole device being applicable to oily water separating equipment |
| KR101685511B1 (en) * | 2016-04-28 | 2016-12-13 | 김태영 | Sewage water separation filtration tank |
-
2017
- 2017-03-28 CN CN201710191553.3A patent/CN107055686A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2067597U (en) * | 1989-11-30 | 1990-12-19 | 李青芳 | Floating separator for mixture of oil and water |
| CN201245467Y (en) * | 2008-03-26 | 2009-05-27 | 大庆摩恩达工程有限公司 | Floating oil gathering apparatus |
| CN101912698A (en) * | 2010-08-20 | 2010-12-15 | 宏芳香料（昆山）有限公司 | Floating raft type oil-water separator and method for separating volatile oil and water |
| CN205287721U (en) * | 2016-01-06 | 2016-06-08 | 东莞市信松机电有限公司 | Counter weight formula flotation pontoon for water oil separating |
| KR101685511B1 (en) * | 2016-04-28 | 2016-12-13 | 김태영 | Sewage water separation filtration tank |
| CN205759888U (en) * | 2016-06-29 | 2016-12-07 | 南京科润工业介质股份有限公司 | A kind of sucking hole device being applicable to oily water separating equipment |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110270137A (en) * | 2019-07-01 | 2019-09-24 | 新疆神邦环境工程有限公司 | Oily-water seperating equipment and system and water-oil separating control method |
| CN110270137B (en) * | 2019-07-01 | 2022-08-02 | 新疆神邦环境工程有限公司 | Oil-water separation device and system and oil-water separation control method |
| CN110478946A (en) * | 2019-09-02 | 2019-11-22 | 杭州路弘科技有限公司 | Liquid separation method and device |
| CN110847332A (en) * | 2019-11-05 | 2020-02-28 | 交通运输部科学研究院 | Highway bridge floor runoff purifies emergency system |
| CN111792696A (en) * | 2020-07-31 | 2020-10-20 | 王宁 | Domestic sewage oil-water separator with acceleration of buoyance |
| CN117142574A (en) * | 2023-10-27 | 2023-12-01 | 山东泰源化工有限公司 | Tertiary amine production waste water oil-water separator |
| CN117142574B (en) * | 2023-10-27 | 2024-01-02 | 山东泰源化工有限公司 | Tertiary amine production waste water oil-water separator |
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| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20200728 Address after: 832000 No. 21, North Eighth Road, Shihezi Development Zone, Xinjiang Uygur Autonomous Region, 20207 Applicant after: XINJIANG SHENBANG ENVIRONMENTAL ENGINEERING Co.,Ltd. Address before: 528305, Shunde Foshan hi tech Zone, Guangdong hi tech Industrial Zone, Gui Gui South Road Applicant before: Liu Kuidong Applicant before: Li Shiqi |
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| TA01 | Transfer of patent application right | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170818 |
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| RJ01 | Rejection of invention patent application after publication |