CN1724860A - Fuel oil filter for oil water separation, precise filtration - Google Patents
Fuel oil filter for oil water separation, precise filtration Download PDFInfo
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- CN1724860A CN1724860A CN 200410028195 CN200410028195A CN1724860A CN 1724860 A CN1724860 A CN 1724860A CN 200410028195 CN200410028195 CN 200410028195 CN 200410028195 A CN200410028195 A CN 200410028195A CN 1724860 A CN1724860 A CN 1724860A
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Abstract
The invention relates to the technical field of filter, especially an oil water-separating fine-filtering fuel oil filter, comprising a hollow main body with two ends integrated respectively with an oil inlet and an oil outlet, and arranging nickel alloy foam metallic nanometer super-hydrophilic filter screen, oil water separating filter layer and fuel oil filter paper screen along the direction of oil flow in the middle of the main body, and arranging settling collecting space in the bottom of the main body. The invention has the characters of simple structure, good separating effect, an not changing the outline size of the original fuel oil filter, achieving the effects of effectively eliminating the water and colloid as well as solid pollutant from the fuel oil, protecting the engine, prolonging the service life, etc.
Description
Technical field:
The present invention relates to the filter cleaner technical field, refer in particular to a kind of oil-water separation, secondary filter fuel filter.
Background technique:
Present motor car engine almost all adopts control fuel injection technology (electronic fuel injection engine), and the quality requirements of fuel oil is improved day by day, and according to statistics, the motor infringement because of impurity such as moisture in the gasoline, colloid cause accounts for 80% of the source of damage.Fuel oil is just as the blood of automobile, and oil supply system is exactly the heart of automobile, for motor provides high-quality fuel oil very important.Major impurity in the gasoline is water, colloidal material (sulfur-containing compound), solid particle.The inner wall corrosion that solid particle polluter is mainly derived from oil tank, pipeline, fuel tank in accumulating and the using process comes off and sneaks into.The source more complicated of water, colloidal material impurity, mainly contain following approach: oil quality is bad, and particularly little refinery plant, smuggling W/O and colloidal material content are higher; Sneak in accumulating, loading and unloading, the refueling process; The inwall condensed water that oil storage tank, automotive oil tank produce because of temperature variation flows in the oil; The gasoline autoxidation produces colloidal material, moisture meeting accelerated oxidation process etc.Impurity wherein mainly is solid particle and water, colloidal material, solid particle can cause the wearing and tearing of piston ring and assemblies such as cylinder wall, oil sprayer, cause that motor bad Acceleration, starting difficulty, idling are shaken and fault such as breathing heavily, and the corrosion of water, colloidal material acceleration parts, the quality of reduction fuel oil.They damage greatly motor, make the easy carbon distribution of motor, and the aggravation engine scuffing mainly shows as engine sound, vibration change greatly; And may cause oil nozzle to stop up, quickens unable, the oil consumption rising, discharging exceeds standard.
Obviously, cause each link of fuel oil pollution to be difficult to avoid, therefore, removing impurities before fuel oil finally enters motor is best solution.
Summary of the invention:
The objective of the invention is: utilize nano-interface parting material, water wetted material, fuel oil to filter filter paper and make application specific architecture, isolate the moisture, colloidal material and the solid particle that contain in the fuel oil, physicochemical characteristics according to fuel oil and moisture, using the nano-interface material surface of different physics, chemical property refuses to act on to the affine, thin of water, fuel oil, arrange by rational structure, reach the purpose that effective separation profit and highi degree of accuracy are filtered solid-phase contaminants.
In order to achieve the above object, the present invention includes body, body hollow, its two ends are combined with filler opening and oil outlet respectively, the middle part carries over oily flow path direction and is disposed with the super hydrophilic filter screen of nickel alloy foam metal nano, oil-water separation filtering layer and fuel filter gauze in the body, and the body bottom is provided with the sedimentation collection space.
Described oil-water separation filtering layer is that 200～300 purpose surfaces constitute through the low-surface-energy nanometer material of special coating technology coating.
Described filler opening is provided with the open tube that is horn shape.
Described sedimentation collection space is provided with blowdown valve.
Use oil-water separation, the secondary filter fuel filter of the technical program design; have simple in structure, good separating effect, do not change the characteristics of original fuel filter boundary dimension; reach the moisture that contains in effective removal fuel oil and colloid, solid pollutant; the protection engine health; increase the service life; reduce discharging, save fuel oil, the effect of protection environment.
Description of drawings:
Accompanying drawing is a sectional view of the present invention.
Embodiment:
See accompanying drawing, the present invention includes body 10, body 10 is a hollow, its two ends are combined with filler opening 11 and oil outlet 12 respectively, the middle part carries over oily flow path direction and is disposed with the super hydrophilic filter screen 20 of nickel alloy foam metal nano, oil-water separation filtering layer 30 and fuel filter gauze 40 in the body 10, and body 10 bottoms are provided with sedimentation collection space 50.
During work, fuel oil enters fuel filter through bottom filler opening 10, increases the footpath flow section through horn-type opening pipe 111, reduces flow velocity.
Fuel oil enters the super hydrophilic filter screen 20 of nickel alloy foam metal nano with layer flow mode, particulate moisture that contains in the oil and the affine reunion of filter screen, become big gradually, oil stream further reduces flow velocity through the super hydrophilic filter screen 20 of nickel alloy foam metal nano with three-dimensional porous structure simultaneously, and the oil stream flow velocity reynolds' number of outflow is less than 800.This metafiltration net uses oil resistant double-component glue and top capping, bottom shoulder adhering and sealing.
Reduce flow velocity and that the particulate water body is poly-fuel oil, enter oil-water separation filtering layer 30, oil-water separation layer 30 is a stainless steel wire screen, the surface scribbles the low-surface-energy nanometer material through special process, have fabulous oleophylic performance, the surface can combine with fuel oil rapidly and form oil film, has fabulous thin refusing to act on to colloidal material contained in water and the fuel oil, water and colloidal material can not be flow through, and be deposited to the sedimentation collection space 50 of bottom.This metafiltration net uses oil resistant double-component glue and top capping, bottom shoulder adhering and sealing.
Oil-water separation filtering layer 30 has used 200～300 purposes, the surface has been coated with low-surface-energy nanometer material (nano-interface parting material) through the special coating technology, possess good oleophilic drainage performance, can allow fuel oil easily pass through, and water is because the separated and sedimentation of surface tension effects.
Process oil-water separation layer 30 is removed the fuel oil of moisture and colloidal material, enters the fuel filter gauze 40 that adopts professional fuel oil filter paper folding, thoroughly removes solid particle contained in the fuel oil.Because do not have the influence of water and colloidal material, the solid particle separation effect of fuel oil filter paper greatly improves.
Fall to the water and the colloid composition of bottom,, avoid reentering fuel oil by super hydrophilic filter screen 20 absorption of nickel alloy foam metal nano of bottom.
The fuel filter bottom is provided with blowdown valve 51, and valve design becomes unidirectional valve formula to be pressed into valve, avoids producing and reveals, and can open blowdown valve 51 in case of necessity, releases isolated water and colloidal material.
The present invention has used the nickel alloy foam metallic material, structure is tridimensional network, characteristics such as it has the porosity ratio height, density is little, specific surface is big, nonpoisonous and tasteless, corrosion-resistant, possesses good filterability, be a kind of new function material, be widely used in fields such as filtration, heat exchange, sound-absorbing, damping and catalyst carrier.Through the crystalline state nanometer modification is carried out in the nickel alloy foam metal surface, make it possess super hydrophilicity, hydrophilic angle is less than 6 degree.
Below be the present invention's one preferred embodiment, basic with the used fuel filter of the Jetta, Passat, the Santana that generally use as the basis, keep former profile and interface size constancy, die sinking again uses the Reinforced Nylon plastics to make shell, internal stent etc.
The super hydrophilic screen material that the 110PPI thickness that the clean heartwood material of the super hydrophilic filter screen 20 employing Dongguan City spaces of foam metal Co., Ltd produces is 2 millimeters, the 300 purpose nano-interfaces that oil-water separation filter screen 30 adopts same company to produce separate filter screen, and the filter paper of fuel filter gauze 40 uses the 0.5 micron-sized fuel oil special filter paper in paper mill, Nanjing.Above materials processing is become tubular and bond on the internal stent, use the excusing from death wave soldering to connect equipment and integrate, form complete oil-water separation, secondary filter fuel filter.
Device is placed on the special-purpose test-bed, a certain amount of gasoline is sneaked into the water of 30% volume, fully stir, make emulsion.Use the immersion oil pump to pump, regulate flow to 15 liter per hours, be input to fuel filter through rotameter.The filter cleaner front end is added with pressure gauge, and monitoring pressure changes.In sneaking into the gasoline of water, pressure loss is 2.2 kPas, is not higher than simple regular fuel filter cleaner, and the gasoline water content in outlet port is lower than 1% (hydrometer method measurement).
Change gasoline into diesel oil, same test conditions, outlet port diesel oil water content is less than 1%.The efficient that dewaters of above this device of description of test is greater than 99%.
Oil-water separation, the secondary filter fuel filter made are assembled on the Jetta car, are suitable for, vehicle operating is normal, and obviously acceleration is smooth and easy, throttle is quick to arrive in vehicle simultaneously.Have in fuel tank under the situation of 40 liters of excess oil, sneak into about 1.5 liters of tap water again, travel, every operation is carried out a blowdown for 50 kilometers, and vehicle operating is normal, and getting rid of composition is water and cotton-shaped colloidal material.After accumulated distance reaches 5000 kilometers, dissect filter cleaner, filter paper is intact, and hydrophilic filter screen and oil-water separation filter screen are intact, and there are water, iron rust, colloid mixture of ingredients in the bottom deposit district, illustrates that device work is good and reaches designing requirement.
Sample is delivered national car mass supervision and inspection center, carry out the test stand standard testing (numbering: QS/RP-06-fuel filter-041017), be that the result is as follows under 120 liters/hour the condition at flow:
| Sequence number | Interventions Requested | Standard-required | Numbering | Assay | Meet judgement |
| 1 | Original resistance (kPa) | ≤5.0 | 1# | 4.3 | Meet |
| 2# | 4.5 | ||||
| 2 | Original filtering efficiency (%) | ≥90 | 3# | 92.6 | Meet |
| 4# | 93.4 | ||||
| 3 | Divide dried up efficient (%) | ≥90 | 1# | 91.8 | Meet |
| 2# | 90.2 | ||||
| 4 | Sealing | 490kPa air pressure does not have leakage down | 5# | Do not have and leak | Meet |
| 6# | Do not have and leak |
Check conclusion:, the original resistance of the fuel filter assembly of censorship, original filtering efficiency, divide dried up efficient, sealing to meet the requirement of fuel filter assembly technical specifications through check.
The embodiment of the above, only be the present invention's preferred embodiments, be not to limit practical range of the present invention, so all do simple and easy variation or modification according to the described shape of the present patent application claim, structure characteristic and spiritual principle all should be contained in the claim of the present invention.
Claims (4)
1, oil-water separation, secondary filter fuel filter, include body (10), body (10) hollow, its two ends are combined with filler opening (11) and oil outlet (12) respectively, it is characterized in that: the middle part carries over oily flow path direction and is disposed with the super hydrophilic filter screen of nickel alloy foam metal nano (20), oil-water separation filtering layer (30) and fuel filter gauze (40) in the body (10), and body (10) bottom is provided with sedimentation collection space (50).
2, oil-water separation according to claim 1, secondary filter fuel filter is characterized in that: described oil-water separation filtering layer (30) is made of the low-surface-energy nanometer material of 200～300 purpose surfaces through the coating of special coating technology.
3, oil-water separation according to claim 1, secondary filter fuel filter is characterized in that: described filler opening (11) the inner is provided with the open tube (111) that is horn shape.
4, oil-water separation according to claim 1, secondary filter fuel filter is characterized in that: described sedimentation collection space (50) is provided with blowdown valve (51).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100281957A CN100394016C (en) | 2004-07-23 | 2004-07-23 | Fuel oil filter for oil water separation, precise filtration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100281957A CN100394016C (en) | 2004-07-23 | 2004-07-23 | Fuel oil filter for oil water separation, precise filtration |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1724860A true CN1724860A (en) | 2006-01-25 |
| CN100394016C CN100394016C (en) | 2008-06-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100281957A Expired - Fee Related CN100394016C (en) | 2004-07-23 | 2004-07-23 | Fuel oil filter for oil water separation, precise filtration |
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| Country | Link |
|---|---|
| CN (1) | CN100394016C (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104653368A (en) * | 2013-11-19 | 2015-05-27 | 丹阳市米可汽车零部件厂 | Improved fuel oil filter |
| CN104653369A (en) * | 2013-11-19 | 2015-05-27 | 丹阳市米可汽车零部件厂 | Improved precision fuel oil filter |
| WO2015196556A1 (en) * | 2014-06-25 | 2015-12-30 | 周裕忠 | Air filtration device |
| CN110354535A (en) * | 2019-08-02 | 2019-10-22 | 瑞安市滤王汽车配件有限公司 | A kind of tank hopper that water can be filtered out |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2357136Y (en) * | 1998-11-26 | 2000-01-05 | 田树茂 | Exhausting purifying fuel economizer for diesel engine |
-
2004
- 2004-07-23 CN CNB2004100281957A patent/CN100394016C/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104653368A (en) * | 2013-11-19 | 2015-05-27 | 丹阳市米可汽车零部件厂 | Improved fuel oil filter |
| CN104653369A (en) * | 2013-11-19 | 2015-05-27 | 丹阳市米可汽车零部件厂 | Improved precision fuel oil filter |
| WO2015196556A1 (en) * | 2014-06-25 | 2015-12-30 | 周裕忠 | Air filtration device |
| CN105275679A (en) * | 2014-06-25 | 2016-01-27 | 周裕忠 | Air filtering device |
| CN110354535A (en) * | 2019-08-02 | 2019-10-22 | 瑞安市滤王汽车配件有限公司 | A kind of tank hopper that water can be filtered out |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100394016C (en) | 2008-06-11 |
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