CN204982827U - Self -adjusting unpowered oil skimming ware of gesture - Google Patents
Self -adjusting unpowered oil skimming ware of gesture Download PDFInfo
- Publication number
- CN204982827U CN204982827U CN201520629674.8U CN201520629674U CN204982827U CN 204982827 U CN204982827 U CN 204982827U CN 201520629674 U CN201520629674 U CN 201520629674U CN 204982827 U CN204982827 U CN 204982827U
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- oil
- super
- hydrophobic
- porous barrier
- water
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/20—Controlling water pollution; Waste water treatment
- Y02A20/204—Keeping clear the surface of open water from oil spills
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- Removal Of Floating Material (AREA)
- Cleaning Or Clearing Of The Surface Of Open Water (AREA)
Abstract
The utility model provides a self -adjusting unpowered oil skimming ware of gesture, includes clamping cap, super -hydrophobic - super oleophylic porous barrier, oil catcher and balancing weight, the clamping cap is located the oil catcher opening part, compresses tightly and fixes a position super -hydrophobic - super oleophylic porous barrier, porous barrier is greater than 150 to the contact angle of water, is less than 10 to the contact angle of oil, porous barrier has the cavernous structure, and the aperture is the micron order, the balancing weight floats oil trap and is micro - tilt state in the initial gesture of the surface of water on arranging the oil catcher in, and micro - tilt state tilt up angle is about 5, the oil absorption in -process is because vertical the standing in aqueous of superficial oil trap behind the full oil is inhaled to buoyant center and centrobaric change automatic adjustment gesture, super -hydrophobic - the super oleophylic porous barrier part submergence in oil catcher exit is between oil -water interface. The device automatic adjustment gesture reaches the collection rate more than 90% to hexadecane, former wet goods homoenergetic, and the inside no extra parts of oil catcher collect oily effective volume ratio and are greater than 90%.
Description
Technical field
The utility model relates to the self-adjusting unpowered oil skimmer of a kind of attitude, specifically refers to the self-adjusting unpowered oil skimmer of a kind of attitude for the process of large area sea oil spill.
Background technology
Repeatedly there is Oil spills accident waterborne in recent domestic, causes serious environment pollution and economic loss.On the one hand, along with the day by day exhaustion of On shore Oil Development, submarine oil resource has become important petroleum resources.On the other hand, current trade in oil is about half is realized by sea transport.Therefore, sea oil spill collection technique has important practical significance and using value.
Super-hydrophobic-super lipophilic material is owing to having contrary extreme wetability to water and oil and being widely used in the research of sea oil spill collection aspect.Patent CN102979066A discloses the device of a kind of absorption and separating water surface oil spilling, oil slick is adsorbed by the massive polyurethane sponge be contained in super-hydrophobic-super oleophylic wire gauze, but must could collect oil slick by extruding after adsorbing, therefore inconvenience is applied to the removal of large area oil slick waterborne at every turn.Patent CN103276707A discloses a kind of floating oil collecting equipment and its preparation method and application, by the floating oil collecting that super-hydrophobic super-oleophylic porous material adsorbs by pipe and pump, but when pump pressure is higher, water can enter porous material and gathering-device, the purity of collected oil is reduced, particularly this floating oil collecting equipment is the cascaded structure of unshielded device, is very easily destroyed by the operating mode of complexity (as wind and waves, floating thing).Patent CN103255749A discloses a kind of collection device for sea oil slick, and this device is by wheel blade, formed with the keg float of hydrophobic oleophilic oil net and collection tube, but this utility model needs to work under the dragging of oil-collecting boat, is difficult to use under shallow water and reef environment.Patent CN102464381A discloses a kind of collection method of oil slick, porous hydrophobic oleophilic layer is covered oil-collecting cavate outer wall, the oil interfacial tension different with water is relied on to carry out adsorbed oil, but the porous oleophilic layer that the method adopts is precoated silica sand, hydrophobic and oleophylic ability, the pressure reduction of hydrophobic oleophilic oil layer is when 0-20kPa, oil and water reach 1.5-3:1 through the ratio of the volume flow of hydrophobic oleophilic oil layer, cause collection efficiency low, the purity poor (being less than 85%) of collected oil, and precoated silica sand was difficult to after losing efficacy change, in addition, after this apparatus surface is covered by oil film, because external and internal pressure is poor, oil slick is difficult to enter oil-collecting chamber.Patent CN103774629A discloses a kind of gathering-device of oil slick, this device is by protective cover, super-hydrophobic-super oleophylic filter core, ventilating pipe, sealing ring, connector, collection chamber, oil drain out lid and weight composition, oil slick is by super-hydrophobic-super oleophylic filter core absorption, collect and finally transfer in collection chamber, but this device does not possess attitude automatic regulating function, the height of super-hydrophobic-super oleophylic filter core determines in collection chamber the height collecting oil, oil-collecting effective volume is smaller, the volume of collected oil is about 50% of device overall volume, but oil-collecting speed is fast, be applicable to the occasion needing quick deoiling.Document (ACSAppliedMaterials & Interfaces2014,6:19858-19865) disclose a kind of self-powered based on preferential wettability steel mesh to move a step oily removal method, super-hydrophobic-super oleophylic stainless (steel) wire is covered bulk containers openend composition oil collector sump tank, device is to be immersed in oil slick-aqueous mixtures horizontal by certain angle of inclination mode, the super-hydrophobic net of part is contacted with oil slick and water below, and then adsorbs and collect oil slick.Because in each oil-absorbing process, the angle of inclination of this device is fixed, cause oil-collecting effective volume smaller, the volume of collected oil is less than 60% of bulk containers volume, and the storage stability collecting oil is poor, after the oil collected is taken away not in time, overflow in easy super-hydrophobic-super oleophylic net from the side when suffering stormy waves, ocean current, causing on intermediate water and polluting, this device be suitable for making large after be arranged on oil removal ship both sides, oil-collecting, get the occasion that oil carries out simultaneously.
Utility model content
The purpose of this utility model is to provide that a kind of attitude adjusts automatically, oil-collecting effective volume than large, oil storage stability is high, not easily cause on intermediate water and pollute, can be placed on unpowered oil skimmer by oilysewage surface for a long time.
The technical solution of the utility model is specific as follows:
The self-adjusting unpowered floating-oil collector of a kind of attitude, comprises friction top, super-hydrophobic-super oleophylic porous barrier, oil trap and balancing weight; Described friction top is positioned at oil trap opening part, compresses super-hydrophobic-super oleophylic porous barrier and locates; The described contact angle of super-hydrophobic-super oleophylic porous barrier to water is greater than 150 °, is less than 10 ° to the contact angle of oil; Described super-hydrophobic-super oleophylic porous barrier has cavernous structure, and aperture is micron order; Described oil trap material is non frangible material; Described balancing weight is placed on oil trap, and floating-oil collector is micro-heeling condition at water surface initial attitude, and the micro-heeling condition angle that is inclined upwardly is about 5 °; Because the change of centre of buoyancy and center of gravity adjusts attitude automatically in oil-absorbing process, be filled the floating-oil collector after oil and vertically stand in water; Super-hydrophobic-super oleophylic porous barrier in oil trap exit is partially immersed between oil-water interfaces.
Described oil trap is barrel-like structure or other form of structure.
Described balancing weight is placed in the outside or inside of oil trap.
Described friction top, super-hydrophobic-super oleophylic porous barrier are positioned at the outside of oil trap opening.
Device of the present utility model attitude in oil-absorbing process adjusts automatically, oil-collecting effective volume ratio is larger.In oil-absorbing process, the change of center of gravity and centre of buoyancy, makes the angle of inclination of device become large gradually, and after oil trap is filled, upset suddenly occurs device, and stop oil-absorbing process, reach maximum volume oil absorption, oil-collecting effective volume ratio is greater than 90%.
Device oil storage stability of the present utility model is high, not easily cause on intermediate water and pollute.Be filled the oil skimmer after oil to erect
Stand upright in water, super-hydrophobic-super oleophylic porous barrier is now positioned at top, and when suffering stormy waves, ocean current, collected oil is also difficult to escape from the porous barrier on top, causes high oil storage stability and not easily cause on intermediate water polluting.
The utility model can the change of self adaptation aquatic environment.When there is severe aquatic environment, at balancing weight and oil trap
Can keep opening up state under the Action of Gravity Field of interior oil, antijamming capability is strong.
The utility model is applied widely, and collection efficiency is high.To hexadecane, n-hexane, corn oil, crude oil etc. are energy all
Reach the collection rate of more than 90%.
The utility model can original position containing overflows.Device is directly thrown at the oil spilling water surface, and the oily purity after collection is high, without the need to again purifying.
Accompanying drawing explanation
Fig. 1 is device schematic diagram of the present utility model.
Fig. 2 is super-hydrophobic-super oleophylic porous barrier structure chart.
Fig. 3 is that attitude of the present utility model adjusts principle schematic automatically.
Fig. 4 is the separation rate of the utility model to different oils.
In figure: 1 spilled oil on water surface; 2 super-hydrophobic-super oleophylic porous barriers; 3 friction tops; 4 oil traps; 5 water; 6 balancing weights.
Detailed description of the invention
Embodiment 1
The self-adjusting unpowered oil skimmer of a kind of attitude as shown in Figure 1, comprises super-hydrophobic-super oleophylic porous barrier 2, friction top 3, oil trap 4 and balancing weight 6.Super-hydrophobic-super oleophylic porous barrier that the present embodiment adopts is the foam copper through chemical etching and low-surface-energy process, and concrete structure as shown in Figure 2.Aperture is at 10 μm-100 μm, and hole wall has trickleer nanoscale structures.Thrown by this device in water, oil film is between super-hydrophobic-super oleophylic porous barrier.The super-hydrophobicity of dividing plate makes water be blocked on device outside, and super-oleophilic makes oil from the pore structure of dividing plate through entering oil trap.When collecting the original state of spilled oil on water surface, the center of gravity of device and centre of buoyancy are positioned on a vertical curve, as shown in Fig. 3 (a).Along with increasing of oil mass in oil trap, center of gravity and the centre of buoyancy of device change, and angle of inclination also increases thereupon, as shown in Fig. 3 (b).After increase is continued at device angle of inclination, unexpected upset can be there is, make device opening up, stop collecting spilled oil on water surface.
Respectively by n-hexane, hexadecane, mineral oil, corn oil are added to the water, mimetic surface oil spilling.The utility model device is put into oil-water mixture, and device is started working and is collected oil slick, finds the water surface without the visible oil slick of naked eyes after 80s.The quality of the quality of the oil collected with the oil be added to the water compared, calculate oil absorbency, result as shown in Figure 4.To n-hexane, hexadecane, the oil absorbency of mineral oil, corn oil reaches 98.5%, 97.6%, 94.3%, 91.9% respectively.The utility model is not limited to the oils that the present embodiment is mentioned, and also can reach collection object for crude oil, non-polar organic solvent etc.
Claims (5)
1. the self-adjusting unpowered floating-oil collector of attitude, is characterized in that: this device comprises friction top, super-hydrophobic-super oleophylic porous barrier, oil trap and balancing weight; Described friction top is positioned at oil trap opening part, compresses super-hydrophobic-super oleophylic porous barrier and locates; The described contact angle of super-hydrophobic-super oleophylic porous barrier to water is greater than 150 °, is less than 10 ° to the contact angle of oil; Described super-hydrophobic-super oleophylic porous barrier has cavernous structure, and aperture is micron order; Described oil trap material is non frangible material; Described balancing weight is placed on oil trap, and floating-oil collector is micro-heeling condition at water surface initial attitude, and the micro-heeling condition angle that is inclined upwardly is about 5 °; Because the change of centre of buoyancy and center of gravity adjusts attitude automatically in oil-absorbing process, be filled the floating-oil collector after oil and vertically stand in water; Super-hydrophobic-super oleophylic porous barrier in oil trap exit is partially immersed between oil-water interfaces.
2. the self-adjusting unpowered floating-oil collector of a kind of attitude according to claim 1, is characterized in that: oil trap is barrel-like structure.
3. the self-adjusting unpowered floating-oil collector of a kind of attitude according to claim 1 and 2, is characterized in that: balancing weight is placed in the outside or inside of oil trap.
4. the self-adjusting unpowered floating-oil collector of a kind of attitude according to claim 1 and 2, is characterized in that: friction top, super-hydrophobic-super oleophylic porous barrier are positioned at the outside of oil trap opening.
5. the self-adjusting unpowered floating-oil collector of a kind of attitude according to claim 3, is characterized in that: friction top, super-hydrophobic-super oleophylic porous barrier are positioned at the outside of oil trap opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520629674.8U CN204982827U (en) | 2015-08-16 | 2015-08-16 | Self -adjusting unpowered oil skimming ware of gesture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520629674.8U CN204982827U (en) | 2015-08-16 | 2015-08-16 | Self -adjusting unpowered oil skimming ware of gesture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204982827U true CN204982827U (en) | 2016-01-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520629674.8U Withdrawn - After Issue CN204982827U (en) | 2015-08-16 | 2015-08-16 | Self -adjusting unpowered oil skimming ware of gesture |
Country Status (1)
| Country | Link |
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| CN (1) | CN204982827U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105040656A (en) * | 2015-08-16 | 2015-11-11 | 大连理工大学 | Unpowered oil skimmer with automatically-adjusted posture |
| CN105688448A (en) * | 2016-04-27 | 2016-06-22 | 中国汽车工业工程有限公司 | Oil removal and purification system of degreasing tank |
| CN112971537A (en) * | 2019-12-17 | 2021-06-18 | 佛山市顺德区美的电热电器制造有限公司 | Cooking utensil and oil filter device |
| CN113116133A (en) * | 2019-12-31 | 2021-07-16 | 佛山市顺德区美的电热电器制造有限公司 | Cooking appliance and oil filtering control method and device thereof |
| CN113440011A (en) * | 2020-03-25 | 2021-09-28 | 佛山市顺德区美的电热电器制造有限公司 | Oil filter utensil and cooking utensil |
-
2015
- 2015-08-16 CN CN201520629674.8U patent/CN204982827U/en not_active Withdrawn - After Issue
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105040656A (en) * | 2015-08-16 | 2015-11-11 | 大连理工大学 | Unpowered oil skimmer with automatically-adjusted posture |
| CN105040656B (en) * | 2015-08-16 | 2017-05-24 | 大连理工大学 | Unpowered oil skimmer with automatically-adjusted posture |
| CN105688448A (en) * | 2016-04-27 | 2016-06-22 | 中国汽车工业工程有限公司 | Oil removal and purification system of degreasing tank |
| CN112971537A (en) * | 2019-12-17 | 2021-06-18 | 佛山市顺德区美的电热电器制造有限公司 | Cooking utensil and oil filter device |
| CN112971537B (en) * | 2019-12-17 | 2022-02-25 | 佛山市顺德区美的电热电器制造有限公司 | Cooking utensil and oil filter device |
| CN113116133A (en) * | 2019-12-31 | 2021-07-16 | 佛山市顺德区美的电热电器制造有限公司 | Cooking appliance and oil filtering control method and device thereof |
| CN113440011A (en) * | 2020-03-25 | 2021-09-28 | 佛山市顺德区美的电热电器制造有限公司 | Oil filter utensil and cooking utensil |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160120 Effective date of abandoning: 20170524 |
|
| AV01 | Patent right actively abandoned |