CN205936918U - Car fuel oil filter filter core - Google Patents
Car fuel oil filter filter core Download PDFInfo
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- CN205936918U CN205936918U CN201620538817.9U CN201620538817U CN205936918U CN 205936918 U CN205936918 U CN 205936918U CN 201620538817 U CN201620538817 U CN 201620538817U CN 205936918 U CN205936918 U CN 205936918U
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- screen pack
- cloth
- filter screen
- nonwoven layer
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Abstract
The utility model discloses a car fuel oil filter filter core, including connector and filter screen, the filter screen includes superimposed first filter screen, second filter screen, third filter screen in proper order, and first filter screen, second filter screen, third filter screen pass through hot melt adhesive powder and bond, and just the periphery of first filter screen, second filter screen, third filter screen forms through the mould pressing and bordures, and the connector is located keep away from in the first filter screen one side of second filter screen, first filter screen is woven the screen cloth layer and is made by the monofilament for weaving the screen cloth layer, the second filter screen is acupuncture non -woven fabrics layer, the third filter screen is the polyurethane elastic nonwoven layer, and polyurethane elastic nonwoven is made by the polyamide on the layer. The utility model discloses a car fuel oil filter filter core simple structure, the installation is dismantled conveniently, have that higher water oil separating is rateed, high filter fineness and the dirty capacity of gao na.
Description
Technical field
The utility model is related to a kind of automotive fuel filters filter core.
Background technology
Motor vehicle all be unable to do without fuel oil, and fuel oil have passed through precipitation before adding fuel tank and filters, and common people are it is thought that clear
Clean, but the domestic oil quality of current China is not up to standard, and in oil, contained impurity such as deleterious particle, moisture etc. be still relatively
Many.Particulate contamination in fuel oil can cause abrasion even to block to oil pump nozzle, cylinder sleeve, piston ring etc.；Moisture in fuel oil
Son can reduce the efficiency of combustion of fuel oil so as to can not burn completely, lead to pollutant emission to increase, fail the emulsification of burning completely
Water also can be attached on the inwall and blade of internal combustion engine, and Long-Time Service will corrode blade, reduces the service life of internal combustion engine.
Fuel oil filter filter core is installed at the oil-feed of fuel pump, can filter the impurity in engine fuel gas system, prevents
Only fuel system particularly atomizer blocks, and reduces abrasion, corrosion it is ensured that engine stabilizer runs, improves reliability.Profit divides
It is to evaluate the good and bad three norms of filter core from rate, filtering accuracy and contamination capacity.
The filter screen that existing automotive fuel filters filter core adopts is individual layer or double-decker, its water-oil separating rate, filtration
It is extremely difficult to a better balance between precision and contamination capacity, that is, improves water-oil separating rate and filtering accuracy, be difficult to improve
The contamination capacity of filter core, vice versa.
Utility model content
The technical problems to be solved in the utility model is to overcome the automotive fuel filters filter core of prior art cannot
It is provided simultaneously with the defect of higher water-oil separating rate, filtering accuracy and contamination capacity, provide and possess while a kind of three-decker
The automotive fuel filters filter core of high water-oil separating rate, high filtering precision and high contamination capacity.
The utility model is to solve above-mentioned technical problem by following technical proposals：
A kind of automotive fuel filters filter core, including connector and screen pack, its feature is, described screen pack include according to
First screen pack of secondary superposition, the second screen pack, the 3rd screen pack, described first screen pack, the second screen pack, the 3rd screen pack
By hot-melt adhesive powder bonding, and the periphery of described first screen pack, the second screen pack, the 3rd screen pack forms bound edge through molding,
Described connector is located at the side in described first screen pack away from described second screen pack；
Described first screen pack is braiding scrim layer, and described braiding scrim layer is made up of monofilament；Described second screen pack is
Acupuncture nonwoven layer of cloth；Described 3rd screen pack is melt-blown nonwoven layer of cloth, and described melt-blown nonwoven layer of cloth is made up of polyamide.
The material difference being used using the filter core of above-mentioned three-decker, each layer of screen pack, can be to different-grain diameter size
Granule foreign carry out layered filtration, the fuel oil comprising impurity initially enters filter core by connector from ground floor filter screen, larger
Particles things, is intercepted by the first screen pack, and medium grain size particulate matter is adsorbed by the second screen pack, and finely ground particles are by the 3rd
Screen pack blocks.
More preferably, a diameter of 40-60 μm of described monofilament；
And/or, the filtering accuracy of described braiding scrim layer is 60-80 μm；
And/or, described monofilament is polyamide fibre.
The braiding scrim layer made using the monofilament of above-mentioned diameter, can reach the mesh filtering larger particles impurity in fuel oil
, and there is higher contamination capacity.Polyamide fibre has excellent flexibility and temperature tolerance concurrently, energy under the operating temperature of fuel oil filter
Normal use, can avoid the bending in high speed folding for the material to damage again.
More preferably, a diameter of 20-55 μm of the fiber of described acupuncture nonwoven layer of cloth；
And/or, the filtering accuracy of described acupuncture nonwoven layer of cloth is 5-80 μm；
And/or, the fiber of described acupuncture nonwoven layer of cloth is polyamide fibre.
Using above-mentioned acupuncture nonwoven layer of cloth, the particulate matter of medium grain size can be filtered, needle punched non-woven fabrics include hydrophilic
Property fiber so that the second screen pack possess absorb fuel oil in hydrone and emulsified water excellent properties.Ensureing 3-5mm particle
While filter effect reaches 94.5%, water-oil separating rate reaches 93%, and material water absorption reaches 1.5-3kg/m2.Polyamide fibre is made
Needle punched non-woven fabrics intensity is high, wearability is good, elastic recovery rate is high, fatigue performance is strong.
More preferably, described polyamide is polyamide 6 or polyamide 66；
And/or, a diameter of 5-15 μm of the fiber of described polyamide；
And/or, the filtering accuracy of described melt-blown nonwoven layer of cloth is 0.5-10 μm.
The melt-blown nonwoven layer of cloth made using described polyamide, is possessed excellent corrosion-resistant, heat-resisting quantity, hydrophilic refuses oil
Property, higher stretching and compressive strength.
More preferably, described 3rd screen pack stays the described melt-blown nonwoven layer of cloth after polarization process for electrostatic.
Stay after polarization process through above-mentioned electrostatic, melt spraying non-woven fabrics layer surface is applied in electric field and produces ionization, electric charge on band,
Its filter efficiency can be improved with the electrostatic effect between particle and charged fiber.
More preferably, the grammes per square metre of described braiding scrim layer is 15-50g/m2, the thickness of described braiding scrim layer is 0.1-
0.5mm；
The grammes per square metre of described acupuncture nonwoven layer of cloth is 100-300g/m2, the thickness of described acupuncture nonwoven layer of cloth is 2-2.5mm；
The grammes per square metre of described melt-blown nonwoven layer of cloth is 20-50g/m2, the thickness of described melt-blown nonwoven layer of cloth is 0.5-1mm.
The stacking of above-mentioned braiding scrim layer, acupuncture nonwoven layer of cloth and melt spraying non-woven fabrics is added together use, can be provided simultaneously with
High water-oil separating rate, filtering accuracy and contamination capacity.
On the basis of meeting common sense in the field, above-mentioned each optimum condition, can be combined, obtain final product the utility model each relatively
Good example.
Positive effect of the present utility model is：
(1) structure is simple, easy installation and removal；There is excellent flexibility and temperature tolerance, in the work temperature of fuel oil filter
Can normally use under degree, the bending in high speed folding for the material can be avoided again to damage.
(2) adopt three layer filtration web frame, the filtering accuracy of each layer of screen pack is different, can be to different-grain diameter size
Granule foreign carries out layered filtration, has higher contamination capacity, remove fuel oil in oarse-grained can remove simultaneously small
Particle, thus obtaining the relatively low fuel oil of impurity content, improves the quality of fuel oil.
(3) adopt water wetted material, free state hydrone and emulsified water in fuel oil can be absorbed, have good water imbibition and
Higher water-oil separating rate.
Brief description
Fig. 1 is the filter screen structure schematic diagram of the utility model preferred embodiment.
Description of reference numerals：
1st, the first screen pack
2nd, the second screen pack
3rd, the 3rd screen pack
Specific embodiment
Name a preferred embodiment, and combine accompanying drawing to become apparent from intactly illustrating the utility model.
As shown in figure 1, a kind of automotive fuel filters filter core, including connector and screen pack, screen pack includes folding successively
Plus the first screen pack 1, the second screen pack 2, the 3rd screen pack 3, the first screen pack 1, the second screen pack 2, the 3rd screen pack 3 lead to
Cross hot-melt adhesive powder bonding, the periphery of three layer filtration net forms bound edge through molding, and connector is located in the first screen pack 1 away from described
The side of the second screen pack 2；First screen pack 1 is braiding scrim layer, and braiding scrim layer is made up of monofilament；Second screen pack 2 is
Acupuncture nonwoven layer of cloth；3rd screen pack 3 is melt-blown nonwoven layer of cloth, and melt-blown nonwoven layer of cloth is made up of polyamide.
In first screen pack 1, a diameter of 40-60 μm of monofilament, monofilament material is polyamide fibre；Braiding scrim layer grammes per square metre be
15-50g/m2, thickness is 0.1-0.5mm, and filtering accuracy is 60-80 μm.
In second screen pack 2, the Fiber Materials of acupuncture nonwoven layer of cloth are polyamide fibre, a diameter of 20-55 μm；Including hydrophilic fibers
And fine count fiber, weight content in described acupuncture nonwoven layer of cloth for the hydrophilic fibers is 20-50%, and fine count fiber is in described acupuncture
Weight content in nonwoven layer is 50-80%.The fiber number of hydrophilic fibers is 1D-3D, length is 38-64mm；Fine count fiber
Fiber number is 0.5D-3D, length is 38-64mm；The grammes per square metre of acupuncture nonwoven layer of cloth is 100-300g/m2, thickness is 2-2.5mm, mistake
Filter precision is 5-80 μm.
The preparation process of acupuncture nonwoven layer of cloth is：Fine count fiber and hydrophilic fibers successively through the big cylinder in carding step and
Working roll carries out shredding mixture length, and the at output of doffer up and down of carding machine is provided with a pair mixed and disorderly roller, is controlled by this mixed and disorderly roller
The uniform distribution of forces of the fibre web after combing.Cross lapping is carried out using vertical cross lapping machine, then passes through drafting machine to upper
State the fibrage folding and carry out drawing-off so that the grammes per square metre of finished product and thickness are uniform, vertically and horizontally strength and percentage elongation are close；Finally
Carrying out reinforcing sizing in the puncture of the needle plate up and down effect by needing machine becomes needle punched non-woven fabrics.
3rd screen pack 3 stays the melt-blown nonwoven layer of cloth after polarization process, the polyamides that wherein melt spraying non-woven fabrics adopt for electrostatic
Amine is polyamide 6 or polyamide 66, a diameter of 5-15 μm of its fiber；The grammes per square metre of melt-blown nonwoven layer of cloth is 20-50g/m2, thickness
For 0.5-1mm, filtering accuracy is 0.5-10 μm.
The preparation process of melt-blown nonwoven layer of cloth is：Polyamide raw materials particle is placed in a drying device raw material is done
Dry, eliminate the moisture in raw material, it is to avoid divide entrance melt to lead in spinning process in silk in subsequent process flow hollow gas and water
In the middle of produce bubble, thus leading to the fracture of silk in drafting process.It is molten that the raw material of drying enters extruding by feed system
The technique melted, makes raw materials melt using screw extruder and is sufficiently mixed, and the proper temperature of screw extruder ensure that raw material
Fully melt, if temperature is too low, the mobility of melt is poor, not only makes undercompounding, also equipment can be caused damage；If
Temperature is too high, then easily make macromolecular cleavage, the key property of impact molecule.Material after melting mixing is through filtering off the removal of impurity
Afterwards, enter measuring pump through melt pipe, the temperature of melt pipe should keep the temperature basically identical with melt, to prevent heat from dissipating
Send out the impact that spinning is brought.The melt of melting is uniformly accurately assigned to each spinning station by distribution duct by measuring pump
On.Spinning technique is carried out in spinning die head, including filament spinning component and hot air duct, should keep suitable temperature in filament spinning component
Degree, to ensure the stability of spinning, reaches certain fiber number, stable superfine fibre silk to be spun into.Hot air duct passes through high temperature
Velocity heated gas stretch to fiber, then collect and on web forming device, silk are equably layered on lace curtaining, form polyamide
Ultra-fine melt spraying non-woven fabrics.
The material difference being used using automotive fuel filters filter core disclosed in the utility model, each layer of screen pack, can
Layered filtration is carried out with the granule foreign to different-grain diameter size, the fuel oil comprising impurity is opened from ground floor filter screen by connector
Begin to enter filter core：First screen pack weaves scrim layer, can reach the purpose filtering larger particles impurity in fuel oil, and has relatively
High contamination capacity；Second screen pack is acupuncture nonwoven layer of cloth, can filter the particulate matter of medium grain size, and hydrophilic fibre makes
Second screen pack possesses the excellent properties absorbing hydrone and emulsified water in fuel oil, reaches in guarantee 3-5mm particle filtering effect
While to 94.5%, water-oil separating rate reaches 93%, and material water absorption reaches 1.5-3kg/m2；3rd screen pack is polyamide
The melt-blown nonwoven layer of cloth made, possesses excellent corrosion-resistant, heat-resisting quantity, hydrophilic oil repellent, higher stretching and compressive strength,
And after electrostatic stays polarization process, melt spraying non-woven fabrics layer surface is applied in electric field and produces ionization, electric charge on band, can be with particle and powered
Electrostatic effect between fiber improves its filter efficiency.
Although the foregoing describing specific embodiment of the present utility model, it will be appreciated by those of skill in the art that
This is merely illustrative of, and protection domain of the present utility model is defined by the appended claims.Those skilled in the art
On the premise of without departing substantially from principle of the present utility model and essence, various changes or modifications can be made to these embodiments,
But these changes and modification each fall within protection domain of the present utility model.
Claims (6)
1. a kind of automotive fuel filters filter core, including connector and screen pack it is characterised in that described screen pack is included successively
First screen pack of superposition, the second screen pack, the 3rd screen pack, described first screen pack, the second screen pack, the 3rd filtration Netcom
Cross hot-melt adhesive powder bonding, and the periphery of described first screen pack, the second screen pack, the 3rd screen pack forms bound edge, institute through molding
State connector and be located at the side away from described second screen pack in described first screen pack；
Described first screen pack is braiding scrim layer, and described braiding scrim layer is made up of monofilament；Described second screen pack is acupuncture
Nonwoven layer；Described 3rd screen pack is melt-blown nonwoven layer of cloth, and described melt-blown nonwoven layer of cloth is made up of polyamide.
2. automotive fuel filters filter core as claimed in claim 1 is it is characterised in that a diameter of 40-60 μm of described monofilament；
And/or, the filtering accuracy of described braiding scrim layer is 60-80 μm；
And/or, described monofilament is polyamide fibre.
3. automotive fuel filters filter core as claimed in claim 1 is it is characterised in that the fiber of described acupuncture nonwoven layer of cloth
A diameter of 20-55 μm；
And/or, the filtering accuracy of described acupuncture nonwoven layer of cloth is 5-80 μm；
And/or, the fiber of described acupuncture nonwoven layer of cloth is polyamide fibre.
4. automotive fuel filters filter core as claimed in claim 1 is it is characterised in that described polyamide is polyamide 6 or poly-
Acid amides 66；
And/or, a diameter of 5-15 μm of the fiber of described polyamide；
And/or, the filtering accuracy of described melt-blown nonwoven layer of cloth is 0.5-10 μm.
5. automotive fuel filters filter core as claimed in claim 1 is it is characterised in that described 3rd screen pack is electrostatic electret
Described melt-blown nonwoven layer of cloth after change process.
6. the automotive fuel filters filter core as described in any one of claim 1-5 is it is characterised in that described braiding scrim layer
Grammes per square metre is 15-50g/m2, the thickness of described braiding scrim layer is 0.1-0.5mm；
The grammes per square metre of described acupuncture nonwoven layer of cloth is 100-300g/m2, the thickness of described acupuncture nonwoven layer of cloth is 2-2.5mm；
The grammes per square metre of described melt-blown nonwoven layer of cloth is 20-50g/m2, the thickness of described melt-blown nonwoven layer of cloth is 0.5-1mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620538817.9U CN205936918U (en) | 2016-06-03 | 2016-06-03 | Car fuel oil filter filter core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620538817.9U CN205936918U (en) | 2016-06-03 | 2016-06-03 | Car fuel oil filter filter core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205936918U true CN205936918U (en) | 2017-02-08 |
Family
ID=57932826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620538817.9U Active CN205936918U (en) | 2016-06-03 | 2016-06-03 | Car fuel oil filter filter core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205936918U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108860649A (en) * | 2017-05-08 | 2018-11-23 | 罗纳多·麦克尔·伟博 | Aircraft fuel moisture defense system |
| CN115013203A (en) * | 2022-07-05 | 2022-09-06 | 西安远飞航空技术发展有限公司 | Fuel oil filtering device special for disposable aircraft and manufacturing method thereof |
| CN116061505A (en) * | 2022-12-31 | 2023-05-05 | 江阴伟康纺织有限公司 | Composite gauze for electronic product structural member and production method |
-
2016
- 2016-06-03 CN CN201620538817.9U patent/CN205936918U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108860649A (en) * | 2017-05-08 | 2018-11-23 | 罗纳多·麦克尔·伟博 | Aircraft fuel moisture defense system |
| CN115013203A (en) * | 2022-07-05 | 2022-09-06 | 西安远飞航空技术发展有限公司 | Fuel oil filtering device special for disposable aircraft and manufacturing method thereof |
| CN115013203B (en) * | 2022-07-05 | 2024-03-29 | 西安远飞航空技术发展有限公司 | Fuel oil filtering device special for disposable aircraft and manufacturing method thereof |
| CN116061505A (en) * | 2022-12-31 | 2023-05-05 | 江阴伟康纺织有限公司 | Composite gauze for electronic product structural member and production method |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |