CN110975331A - Oil-water separation equipment for metal cutting fluid treatment - Google Patents
Oil-water separation equipment for metal cutting fluid treatment Download PDFInfo
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- CN110975331A CN110975331A CN201911312929.7A CN201911312929A CN110975331A CN 110975331 A CN110975331 A CN 110975331A CN 201911312929 A CN201911312929 A CN 201911312929A CN 110975331 A CN110975331 A CN 110975331A
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- water
- oil
- cutting fluid
- cotton
- metal cutting
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- 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
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- Chemical Kinetics & Catalysis (AREA)
- Removal Of Floating Material (AREA)
Abstract
The invention relates to the technical field of oil-water separation, and discloses oil-water separation equipment for metal cutting fluid treatment, which comprises an oil separation tank, wherein a base is arranged in the oil separation tank in a floating manner, and the oil-water separation equipment for metal cutting fluid treatment has the advantages that as the water content of an oil-water mixture sucked in a liner at an inlet is higher, more water is contained in water-absorbing cotton close to the upper part, a flow guide needle is annularly inserted in the water-absorbing cotton, the water can automatically permeate downwards in the water-absorbing cotton by utilizing the gravity of the water, meanwhile, the water can also permeate out of the water-absorbing cotton along the flow guide needle and drip into a water accumulation cavity from the tip of the flow guide needle, the water at the upper part of the water-absorbing cotton can be rapidly dried, the subsequent water-absorbing cotton at the upper part can better absorb excessive water at the upper part, and the oil content of the oil-water mixture entering the oil-water separation equipment is, thereby further improving the separation efficiency and quality of the separator.
Description
Technical Field
The invention relates to the technical field of oil-water separation, in particular to oil-water separation equipment for treating metal cutting fluid.
Background
The cutting fluid is an industrial liquid used for cooling and lubricating a cutter and machining parts in the metal cutting and polishing machining process in the industrial field, but a large amount of oil stains on the surface of the parts can be brought into a cutting fluid circulating system in the cooling and lubricating process, so that a large amount of floating oil exists on the surface of the cutting fluid in an oil separation tank, the existing oil-water separation device is used for sucking the floating oil and the cutting fluid on the inner surface layer of the tank into a subsequent oil-water separator together for oil-water separation through an oil collector placed in the oil separation tank, and the existing equipment always has the following problems:
an oil collector in the existing oil-water separation device is placed in an oil separation pool, an oil inlet on the oil collector needs to be adjusted to a position 10-30mm below the oil surface floating on cutting fluid when the oil collector normally works, and the oil inlet on the oil collector only has the function of oil inlet and cannot be subjected to primary separation before the sucked oil-water mixture enters an oil-water separator, so that the oil-water mixture sucked by the oil inlet contains more cutting fluid, the proportion of water is overlarge, the content of floating oil separated by the oil-water separator in unit time is greatly reduced, the separation efficiency of the oil-water separator is reduced by direct drop, on the other hand, the specific gravity of water is larger than that of oil, the time required by separation is increased in the oil-water separator, and the separation effect of water on the oil-water mixture in the separation process is increased due to the overlarge content of water in the oil-water mixture, thereby reducing the separation quality of the oil-water separator.
Disclosure of Invention
The invention provides oil-water separation equipment for treating metal cutting fluid, which has the advantages of good separation effect and high separation efficiency and solves the problems in the background technology.
The invention provides the following technical scheme: the utility model provides an oil-water separator for metal cutting fluid is handled, includes the oil interceptor, the inside base that floats of oil interceptor, the edge swing joint of base has the floater, the middle part fixed mounting of base has an oil gathering mouth, the inside fixed mounting of oil gathering mouth has the inner bag, the outside fixed mounting that the inner bag is close to oil gathering mouth inner wall has filtration membrane, the outside fixed mounting that filtration membrane is close to oil gathering mouth inner wall has cotton that absorbs water, the cotton inside fixedly connected with water conservancy diversion needle that absorbs water, form the ponding chamber between the inner wall of cotton and oil gathering mouth that absorbs water, the both sides fixedly connected with pressurization gasbag at oil gathering mouth top, the both sides fixedly connected with drain pipe of oil gathering mouth bottom, the middle part fixedly connected with oil outlet hose of oil gathering mouth bottom, the inner wall fixed mounting of inner bag has the water.
Preferably, the flow deflector is spiral in shape, and the inner container is an inverted hollow round table.
Preferably, the material of the filtering membrane is a high-number stainless steel wire mesh as a substrate, and the surface of the filtering membrane is coated with TiO from top to bottom2And SiO2The hydrophilic and oleophobic material of the double-layer membrane.
Preferably, the guide needles are annularly distributed on the absorbent cotton from top to bottom, one end of each guide needle inserted into the absorbent cotton is spaced from one side, close to the filter membrane, of the absorbent cotton by one third of the width of the absorbent cotton, and the other end of each guide needle is tip-shaped and vertically and downwardly positioned inside the water collecting cavity.
Preferably, the number of the pressurizing air bags is two, the pressurizing air bags are respectively connected with two sides of the upper part of the oil collecting port through hoses, and the pressurizing air bags are communicated with the inside of the water collecting cavity through the hoses.
Preferably, the drain pipe comprises an opening hinge and a stop block, the opening hinge is movably mounted on a rotating shaft through a rotating shaft fixedly mounted inside the drain pipe, and the stop block is fixedly mounted on one side of the opening hinge, which is close to the water outlet end of the drain pipe.
The invention has the following beneficial effects:
1. the oil-water separation equipment for metal cutting fluid treatment changes the traditional oil inlet into an inverted trapezoidal shell, an inner container is arranged in the oil-water separation equipment, a flow deflector is fixedly arranged in the inner container, a filtering membrane is fixedly arranged on the outer wall of the inner container, dense through holes are formed in the inner wall of the inner container, the oil-water mixture is sucked at the oil inlet in a spiral state due to the existence of the rotation of the earth, the flow deflector is arranged in the inner container, the speed of the spiral flow can be increased on the basis of the spiral flow generated on the basis of the rotation of the earth, the retention time of the sucked oil-water mixture on the inner wall of the inner container is prolonged, the oil-water mixture can be subjected to primary separation by the filtering membrane when entering the oil inlet by the combination of the effects of the flow deflector and the flow of the flow deflector, water is separated out, and the oil-water mixture can be slowly subjected to higher oil content along with the, thereby increasing the content of oil in the oil-water mixture entering the oil-water separator and improving the separation efficiency and quality of the separator.
2. This an oil-water separator for metal cutting fluid is handled, because the water content of the inside inspiratory oil-water mixture of inner bag in import department is higher, so be close to the cotton of absorbing water on upper portion and contain more water, so the water conservancy diversion needle has been inserted to cotton inside annular absorbing water, utilize the gravity of water self can make water permeate downwards in the cotton of absorbing water by oneself, water still can be along in the cotton of absorbing water of water conservancy diversion needle seepage, drip to the ponding intracavity from the pointed end of water conservancy diversion needle, both effects can guarantee the water that cotton upper portion of absorbing water can quick drying, guarantee the cotton of absorbing water that follow-up upper portion can be better, improve the oil content of the oil-water mixture who gets into in the oil-water separator, thereby further improve the separation efficiency and the quality of separating centrifuge.
Drawings
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is a schematic view of the structure of the one-way water drain valve of the present invention;
fig. 4 is the opening schematic diagram of the one-way water drain valve with the structure of the invention.
In the figure: 1. an oil separation tank; 2. a base; 3. a floating ball; 4. an oil collection port; 5. an inner container; 6. a filtration membrane; 7. absorbent cotton; 8. a guide needle; 9. a water accumulation cavity; 10. a pressurized air bag; 11. a drain pipe; 111. opening a hinge; 112. a stopper; 12. an oil outlet hose; 13. and a flow deflector.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, an oil-water separation device for metal cutting fluid treatment comprises an oil separation tank 1, a base 2 is arranged inside the oil separation tank 1 in a floating mode, a floating ball 3 is movably connected to the edge of the base 2, an oil collecting port 4 is fixedly arranged in the middle of the base 2, an inner container 5 is fixedly arranged inside the oil collecting port 4, a filtering membrane 6 is fixedly arranged on the outer side, close to the inner wall of the oil collecting port 4, of the inner container 5, a water absorbing cotton 7 is fixedly arranged on the outer side, close to the inner wall of the oil collecting port 4, of the filtering membrane 6, a guide needle 8 is fixedly connected inside the water absorbing cotton 7, a water collecting cavity 9 is formed between the water absorbing cotton 7 and the inner wall of the oil collecting port 4, pressurizing air bags 10 are fixedly connected to two sides of the top of the oil collecting port 4, drain pipes 11 are fixedly connected to two sides of the bottom.
The spiral flow deflector 13 can further enhance the rotating flow velocity of the oil-water mixture and increase the retention time of the oil-water mixture on the inner wall of the inner container 5 on the premise that the earth rotates to generate a rotational flow of the oil-water mixture, so that the content of oil in the oil-water mixture sucked by the oil collecting port 4 before entering the oil-water separator is increased, and the separation effect and efficiency of a subsequent separator are improved.
Wherein the filtering membrane 6 is made of a high-number stainless steel wire mesh as a substrate, and the surface of the filtering membrane is coated with TiO respectively from top to bottom2And SiO2The hydrophilic oleophobic material of bilayer membrane, water with in the oil water mixture that can be fine through this material filters, and keep apart oil wherein, make oil-water separation, the oil that separates can continue the mixing separation along with subsequent oil water mixture, get into the separating centrifuge at last and carry out final separation, and the water of isolating then can be absorbed by cotton 7 that absorbs water, oil interceptor 1 is got back to in the last row, thereby realize advancing oil mouthful department and carrying out preliminary oil water separation to oil water mixture, further improve the separation effect and the efficiency of separating centrifuge.
Wherein, the diversion needles 8 are annularly distributed on the absorbent cotton 7 from top to bottom, one end inserted into the absorbent cotton 7 is away from one side of the absorbent cotton 7 close to the filtering membrane 6 by a distance of one third of the width of the absorbent cotton 7, while the other end is in a tip shape and vertically and downwards positioned in the water collecting cavity 9, because the absorbent cotton 7 absorbs the water filtered by the filtering membrane 6, and the water content of the oil-water mixture at the upper part of the oil collecting port 4 is the highest, the water absorbed by the absorbent cotton 7 at the upper part is the most, one part of the water at the upper part can automatically seep down by the gravity of the water at the upper part, while the other part can slide down along the surface of the diversion needles 8 and finally drip into the water collecting cavity 9 from the tip, thereby ensuring that the water absorbed by the upper part of the water collecting cavity 9 can quickly seep down and ensuring the water absorption of the upper part of the absorbent cotton 7, thereby guaranteeing the primary oil-water separation effect of the device.
The number of the pressurizing air bags 10 is two, the pressurizing air bags 10 are respectively connected with two sides of the upper portion of the oil collecting port 4 through hoses, the pressurizing air bags 10 are communicated to the inside of the water accumulating cavity 9 through the hoses, when water in the water accumulating cavity 9 accumulates to a certain amount, the pressurizing air bags 10 can be squeezed to the water accumulating cavity 9, the water in the water accumulating cavity is discharged into the oil separation tank 1 through the water discharge pipe 11 by utilizing pressure drop, meanwhile, the pressure in the water accumulating cavity can also generate a certain squeezing effect on the water absorbing cotton 7, the water absorbing cotton 7 can be synchronously squeezed out of the water, the water absorbing cotton 7 is guaranteed to have good water absorption, and therefore the oil-water separation effect of the oil inlet is guaranteed.
Wherein, the drain pipe 11 comprises an opening hinge 111 and a stop block 112, the opening hinge 111 is movably mounted on the rotating shaft through the rotating shaft fixedly mounted in the drain pipe 11, the stop block 112 is fixedly mounted on one side of the opening hinge 111 close to the water outlet end of the drain pipe 11, because the opening hinge 111 forms a one-way opening and closing state under the blocking action of the stop block 112, and because the pressure of the primarily separated water in the drain pipe 11 is always smaller than the pressure of the drain pipe 11 on the bottom of the oil separation tank 1, the pressure outside the drain pipe 11 is always larger than the pressure inside, and because the stop block 112 blocks, the opening hinge 111 can only be opened from the inside of the drain pipe 11 to the outside but not from the outside to the inside, so that the water outlet end of the drain pipe 11 can be closed by using the pressure at the bottom of the oil separation tank 1, and when water drainage is needed, only the pressurizing air bag 10 fixedly mounted on the water accumulation chamber 9 needs to pressurize to the, the pressure inside the drain pipe 11 can be increased, so that the pressure inside the drain pipe 11 is higher than that outside, water in the drain pipe 11 can be smoothly drained, the water can be drained after the water is repeatedly pinched for several times, and after the pressurizing air bag 10 is loosened, the drain pipe 11 can be automatically closed due to pressure difference, so that the water which is preliminarily separated can be smoothly drained back to the oil separation tank 1.
The theory of operation, bury oil collecting port 4 below the oil level, inside oil water mixture gets into inner bag 5, rotate the flow along the surface of filtration membrane 6, water wherein is along with rotatory effect by the part break away from, the water that breaks away from can see through filtration membrane 6 and be absorbed by cotton 7 that absorbs water, absorbed water partly can be in cotton 7's that absorbs water inside infiltration by oneself, partly can flow along water conservancy diversion needle 8, drip to the ponding chamber 9 in from the pointed end of water conservancy diversion needle 8, oil water mixture through initial gross separation gets into oil water separator from oil outlet hose 12, and initial gross separation's water can be accumulated inside ponding chamber 9, extrude oil interceptor 1 from drain pipe 11 with water wherein through the pressurization gasbag 10 of extrusion external connection, accomplish the initial separation to oil water mixture.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an oil-water separator for metal cutting fluid is handled, includes oil interceptor (1), oil interceptor (1) inside floats and is equipped with base (2), the marginal swing joint of base (2) has floater (3), the middle part fixed mounting of base (2) has oil catcher (4), its characterized in that: the utility model discloses a cotton-padded mattress, including collection oil mouth (4), collection oil mouth (4) inside fixed mounting has inner bag (5), the outside fixed mounting that inner bag (5) are close to collection oil mouth (4) inner wall has filtration membrane (6), the outside fixed mounting that filtration membrane (6) are close to collection oil mouth (4) inner wall has cotton (7) of absorbing water, cotton (7) inside fixedly connected with water conservancy diversion needle (8) absorb water, form ponding chamber (9) between the inner wall of cotton (7) of absorbing water and collection oil mouth (4), the both sides fixedly connected with pressurization gasbag (10) at collection oil mouth (4) top, the both sides fixedly connected with drain pipe (11) of collection oil mouth (4) bottom, the middle part fixedly connected with oil outlet hose (12) of collection oil mouth (4) bottom, the inner wall fixed mounting of inner bag (5) has water conservancy.
2. The oil-water separation device for metal cutting fluid treatment according to claim 1, characterized in that: the flow deflector (13) is spiral, and the inner container (5) is an inverted hollow round table.
3. The oil-water separation device for metal cutting fluid treatment according to claim 1, characterized in that: the material of the filtering membrane (6) is a high-number stainless steel wire mesh as a substrate, and the surface of the filtering membrane is coated with TiO respectively from top to bottom2And SiO2The hydrophilic and oleophobic material of the double-layer membrane.
4. The oil-water separation device for metal cutting fluid treatment according to claim 1, characterized in that: the guide needles (8) are annularly distributed on the water absorption cotton (7) from top to bottom, one end of each guide needle inserted into the water absorption cotton (7) is away from one side, close to the filtering membrane (6), of the water absorption cotton (7) by one third of the width of the water absorption cotton (7), and the other end of each guide needle is tip-shaped and vertically downwards located inside the water accumulation cavity (9).
5. The oil-water separation device for metal cutting fluid treatment according to claim 1, characterized in that: the number of the pressurizing air bags (10) is two, the pressurizing air bags are respectively connected with two sides of the upper part of the oil collecting port (4) through hoses, and the pressurizing air bags (10) are communicated to the inside of the water collecting cavity (9) through hoses.
6. The oil-water separation device for metal cutting fluid treatment according to claim 1, characterized in that: the drain pipe (11) comprises an opening hinge (111) and a stop block (112), the opening hinge (111) is movably mounted on a rotating shaft through a rotating shaft fixedly mounted inside the drain pipe (11), and the stop block (112) is fixedly mounted on one side, close to a water outlet end of the drain pipe (11), of the opening hinge (111).
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CN201911312929.7A CN110975331A (en) | 2019-12-18 | 2019-12-18 | Oil-water separation equipment for metal cutting fluid treatment |
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CN201911312929.7A CN110975331A (en) | 2019-12-18 | 2019-12-18 | Oil-water separation equipment for metal cutting fluid treatment |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN117430275A (en) * | 2023-11-14 | 2024-01-23 | 四川华洁嘉业环保科技有限责任公司 | Environment-friendly combined treatment process and treatment system for high-concentration metal processing waste cutting fluid |
CN117430275B (en) * | 2023-11-14 | 2024-05-31 | 四川华洁嘉业环保科技有限责任公司 | Environment-friendly combined treatment process and treatment system for high-concentration metal processing waste cutting fluid |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1508224A (en) * | 1974-04-26 | 1978-04-19 | Liquid Processing Syst Inc | Method for separating oil from a dispersion of oil in water |
CN105999770A (en) * | 2016-07-26 | 2016-10-12 | 中国科学院力学研究所 | Spiral flow guide oil-water separation device |
CN206244467U (en) * | 2016-12-09 | 2017-06-13 | 浙江海洋大学 | A kind of oil water separator |
CN206814440U (en) * | 2017-05-15 | 2017-12-29 | 北京北宇机械设备有限公司 | Helix filter device for water-oil separating |
CN108179733A (en) * | 2018-03-01 | 2018-06-19 | 傅贤润 | A kind of floating drum sinks water oil slick absorption device |
-
2019
- 2019-12-18 CN CN201911312929.7A patent/CN110975331A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1508224A (en) * | 1974-04-26 | 1978-04-19 | Liquid Processing Syst Inc | Method for separating oil from a dispersion of oil in water |
CN105999770A (en) * | 2016-07-26 | 2016-10-12 | 中国科学院力学研究所 | Spiral flow guide oil-water separation device |
CN206244467U (en) * | 2016-12-09 | 2017-06-13 | 浙江海洋大学 | A kind of oil water separator |
CN206814440U (en) * | 2017-05-15 | 2017-12-29 | 北京北宇机械设备有限公司 | Helix filter device for water-oil separating |
CN108179733A (en) * | 2018-03-01 | 2018-06-19 | 傅贤润 | A kind of floating drum sinks water oil slick absorption device |
Non-Patent Citations (2)
Title |
---|
(苏)高尔鲍夫斯基: "《硫酸盐浆厂蒸发站的构造和操作》", 31 October 1958, 轻工业出版社 * |
徐志康等: "《中国战略性新兴产业.新材料.高性能分离膜材料》", 31 December 2017, 北京:中国铁道出版社 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN117430275A (en) * | 2023-11-14 | 2024-01-23 | 四川华洁嘉业环保科技有限责任公司 | Environment-friendly combined treatment process and treatment system for high-concentration metal processing waste cutting fluid |
CN117430275B (en) * | 2023-11-14 | 2024-05-31 | 四川华洁嘉业环保科技有限责任公司 | Environment-friendly combined treatment process and treatment system for high-concentration metal processing waste cutting fluid |
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