CN102758711B - Fuel filter with exhausting function - Google Patents
Fuel filter with exhausting function Download PDFInfo
- Publication number
- CN102758711B CN102758711B CN201210273377.5A CN201210273377A CN102758711B CN 102758711 B CN102758711 B CN 102758711B CN 201210273377 A CN201210273377 A CN 201210273377A CN 102758711 B CN102758711 B CN 102758711B
- Authority
- CN
- China
- Prior art keywords
- filter
- oiltight
- packing ring
- filter core
- fuel
- 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.)
- Active
Links
- 239000000446 fuel Substances 0.000 title claims abstract description 29
- 239000000463 material Substances 0.000 claims abstract description 39
- -1 polytetrafluoroethylene Polymers 0.000 claims abstract description 5
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims abstract description 5
- 239000004810 polytetrafluoroethylene Substances 0.000 claims abstract description 5
- 238000012856 packing Methods 0.000 claims description 45
- 239000007788 liquid Substances 0.000 claims description 2
- 239000000295 fuel oil Substances 0.000 abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 6
- 238000009825 accumulation Methods 0.000 abstract description 4
- 238000001914 filtration Methods 0.000 abstract description 3
- 239000002245 particle Substances 0.000 abstract description 3
- 238000000926 separation method Methods 0.000 abstract description 2
- 238000005457 optimization Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 11
- 239000003921 oil Substances 0.000 description 7
- 239000000945 filler Substances 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 239000002131 composite material Substances 0.000 description 1
- 238000007872 degassing Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 235000003642 hunger Nutrition 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 230000037351 starvation Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D36/00—Filter circuits or combinations of filters with other separating devices
- B01D36/001—Filters in combination with devices for the removal of gas, air purge systems
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D27/00—Cartridge filters of the throw-away type
- B01D27/04—Cartridge filters of the throw-away type with cartridges made of a piece of unitary material, e.g. filter paper
- B01D27/06—Cartridge filters of the throw-away type with cartridges made of a piece of unitary material, e.g. filter paper with corrugated, folded or wound material
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Abstract
The invention relates to a fuel filter with an exhausting function. The fuel filter with the exhausting function comprises a filter container, wherein the filter container comprises a gasket positioned between an upper support plate assembly and a filter cartridge upper plate of a filter cartridge; and at least a part of gasket is made of a ventilated watertight and oiltight material, so that gas in the filter container can enter into the filter cartridge through the part made of the ventilated watertight and oiltight material and is then exhausted from the filter. The ventilated watertight and oiltight material is a polytetrafluoroethylene stretched film as optimization. Meanwhile, fuel oil and water cannot enter into the filter cartridge from the ventilated watertight and oiltight material, and therefore the original particle filtering efficiency and the water separation efficiency cannot be influenced. The fuel filter disclosed by the invention can effectively prevent gas in the filter container from accumulating and avoid the situation of startup failure of an engine caused by gas accumulation.
Description
Technical field
The invention belongs to filter cleaner field.More specifically, the present invention relates to a kind of fuel filter that gas can be avoided to assemble in filter tank.
Background technique
A certain amount of gas is dissolved with in fuel oil.In oil feed line for engines system, when fuel oil enters fuel filter, owing to forming the filter paper of filter core to the inhibition of fuel flow, in fuel oil, dissolved gases can be separated out.These gases are difficult to enter motor through filter paper, can only be gathered in fuel filter, cause fuel oil in filter cleaner little.When engine start, due to Low oil Fuel in filter cleaner, can cause because oil starvation causes the situation of engine start failure.Therefore, exploitation one can prevent gas from assembling in filter tank, thus avoids causing the unsuccessful fuel filter of engine start to be very important because of Low oil Fuel in filter tank.
Summary of the invention
The present invention seeks to: a kind of filter cleaner that can be vented is provided, have fuel oil by time, without air accumulation, guarantee when engine start, in filter cleaner, have enough fuel oils to be supplied to motor.
Technological scheme of the present invention is: be integrated in the filter tank of fuel filter by permeable watertight oiltight material, and filter core is connected in parallel between the filler opening of filter cleaner and oil outlet.When engine operation, parts that the fuel oil gas of separating out in filter tank is made by permeable watertight oiltight material and discharge filter cleaner.This material prevents water and fuel oil to pass through simultaneously, does not affect the original particle filtration efficiency of filter cleaner and water separation effect.
For this reason, the invention provides a kind of fuel filter, this filter cleaner comprises: housing, has filler opening, oil outlet; Filter core, is positioned at housing; Described filter core has filter core upper plate, filter core lower plate and the filter paper between described filter core upper plate and filter core lower plate; Top plate assembly, is arranged on the filler opening place of described housing; Packing ring, between top plate assembly and filter core.Being made up of permeable watertight oiltight material at least partially of described packing ring, can enter filter core in through the described part be made up of described permeable watertight oiltight material to make the gas in filter tank and discharge filter cleaner.Thus avoid air accumulation in filter tank, and the situation of the engine start failure brought thus.
In a preferred embodiment, this packing ring comprises packing ring skeleton, and described packing ring skeleton has through hole along its longitudinal axis; Described packing ring skeleton also comprises and runs through its wall portion with at least one opening be communicated with described vented liquid, and described permeable watertight oiltight material hides all openings.
In a preferred embodiment, described permeable watertight oiltight material joins the outer surface of described packing ring skeleton to.
In a preferred embodiment, described packing ring is all made up of permeable watertight oiltight material.
In a preferred embodiment, described packing ring is configured to described opening and described permeable watertight oiltight material is not blocked by described top plate assembly and described filter core completely.
In a preferred embodiment, described permeable watertight oiltight material is stretched polytetrafluoroethylene film.
Accompanying drawing explanation
Embodiment with reference to the following drawings, will be more readily apparent from above and other advantage of the present invention, in the accompanying drawings:
Fig. 1 is the fuel filter sectional view of first embodiment of the invention;
Fig. 2 is the sectional view of the packing ring embodiment in the fuel filter of Fig. 1;
Embodiment
Following examples are only exemplary, are not used for limiting the scope of the invention.Protection scope of the present invention is limited by appended claim.Obviously, those skilled in the art can carry out multiple modification or replacement to embodiments of the invention, and does not depart from the spirit and scope of the present invention.
Fig. 1 is the sectional view of the fuel filter of first embodiment of the invention.Fuel filter 1 comprise filter tank 2 and with filter tank connected filter block (not shown).Filter tank 2 comprises housing 3, be positioned at housing 3 is in the holddown spring 4 bottom it and is positioned at the filter core 5 that housing 3 supports by holddown spring 4.Filter core 5 comprises filter core upper plate 6, the filter core lower plate 7 supported by holddown spring 4 and the filter paper 8 between filter core upper plate 6 and filter core lower plate 7.Filter tank 2 also comprises the top plate assembly 9 of upper shed place being arranged on housing 3, and top plate assembly 9 is for being connected with filter block.Between top plate assembly 9 and the filter core upper plate 6 of filter core 5, packing ring 10 is provided with in housing 3.Being made up of permeable watertight oiltight material at least partially of packing ring 10.Preferably, packing ring 10 can be all made up of permeable watertight oiltight material.Preferably, described permeable watertight oiltight material can be stretched polytetrafluoroethylene film etc.In a unshowned embodiment, adopt composite material to make packing ring, such as, the upper and lower part of packing ring 10 can be rubber material, seals; And the intermediate portion of packing ring 10 is permeable watertight oiltight material.Except packing ring 10, the miscellaneous part of fuel filter 1 of the present invention is similar with the parts of conventional fuel filter, and in this case no longer describe in detail for simplicity, those skilled in the art are readily appreciated that.
When oil-fired system works, gas outside filter tank inner filter core can enter filter core inside by the permeable watertight oiltight material of packing ring 10, enter the next link of oil-fired system again, avoid and be gathered in the filter tank of filter cleaner, thus avoid too much causing the unsuccessful situation of engine start owing to piling up gas in filter tank.And in traditional filter tank structure, packing ring mostly is rubber material and is made, seal, cannot gas be passed through.
Fig. 2 is provided at the sectional view of a specific embodiment of the packing ring in the fuel filter of Fig. 1.Packing ring 10 comprises packing ring skeleton 11.Packing ring skeleton 11 can be made up of the material of related domain conventional gaskets (such as rubber).Packing ring skeleton 11 has through hole 12 along its longitudinal axis direction, and for engaging top plate assembly 9 and filter core 5, through hole 12 passes through for the fuel oil after filtering.In the direction of the longitudinal axis, packing ring skeleton 11 roughly can be divided into: top A, for engaging top plate assembly 9; Middle part B; And bottom C, for engaging the filter core upper plate 6 of filter core 5.Packing ring skeleton 11 also comprises at middle part B and runs through wall thickness with at least one opening 13 be communicated with through hole 12 fluid, and packing ring 10 also comprises the permeable watertight oiltight material 14 covering opening 13.Packing ring 10 is configured to can not being blocked by top plate assembly 9 and filter core 5 at least partially of opening 13 and permeable watertight oiltight material 14.Preferably, packing ring 10 is configured to opening 13 and permeable watertight oiltight material 14 is not blocked by top plate assembly 9 and filter core 5 completely.Preferably, permeable watertight oiltight material 14 can be stretched polytetrafluoroethylene film etc.
Permeable watertight oiltight material 14 can join the outer surface of packing ring skeleton 11 to.More preferably, permeable watertight oiltight material 14 can be adhered to the outer surface of packing ring skeleton 11.But those of ordinary skill in the art should be understood that permeable watertight oiltight material 14 also can join the internal surface of packing ring skeleton 11 to, or are arranged in opening 13.
Although the skeleton of packing ring shown in Fig. 2 10 ' comprises the opening 13 of the circle that four uniform intervals are radially arranged, it will be understood by those skilled in the art that can according to actual needs and the strength of materials of packing ring skeleton 11 opening of varying number and different-diameter is set.Preferably, packing ring skeleton 11 can comprise the opening 13 of the circle that one, two, three, five, six or more uniform intervals are radially arranged.Or the axis of opening 13 can not be crossing with the longitudinal axis of packing ring skeleton 11; The axis of opening 13 in horizontal plane, namely may not tilt up or down; Or above-mentioned two situations combine.In addition, than circular, the cross section of opening 13 can be other shapes, such as square, rhombus, trapezoidal etc.
In the working procedure of fuel filter 1, be deposited in gas in filter tank by permeable watertight oiltight material 14, by opening 13, along through hole 12, arrive filter tank oil outlet, enter filter block (not shown) again, enter into engine fuel pipeline system from filter block outlet, thus the situation of engine start failure avoided air accumulation in filter tank and bring thus.Meanwhile, the fuel oil of water or filtered can not enter from permeable watertight oiltight material 14, ensures that the filter efficiency of filter cleaner particle and water is unaffected thus.
Those skilled in the art, under the instruction of present disclosure, are easy to expect to change the present invention, modification.But all these changes, modification all do not depart from protection scope of the present invention.In addition, it should be understood that and need not comprise all above-mentioned technical characteristicss in one embodiment; Certainly, above-mentioned technical characteristics of the present invention also can combination in any.
Claims (6)
1. a fuel filter, comprises filter tank, and this filter tank comprises:
Housing, has a upper shed;
Be positioned at the filter core of described housing, described filter core has filter core upper plate, filter core lower plate and the filter paper between described filter core upper plate and filter core lower plate;
Be arranged on the top plate assembly of upper shed place of described housing; And
Packing ring in described housing and between the filter core upper plate being bonded on this top plate assembly and this filter core;
It is characterized in that,
Being made up of permeable watertight oiltight material at least partially of described packing ring, can enter filter core in through the described part be made up of described permeable watertight oiltight material to make the gas in filter tank and discharge filter cleaner.
2. fuel filter according to claim 1, is characterized in that, this packing ring comprises packing ring skeleton, and described packing ring skeleton has through hole along its longitudinal axis;
Described packing ring skeleton also comprises and runs through its wall portion with at least one opening be communicated with described vented liquid, and described permeable watertight oiltight material hides all openings.
3. fuel filter according to claim 2, is characterized in that, described permeable watertight oiltight material joins the outer surface of described packing ring skeleton to.
4. fuel filter according to claim 1, is characterized in that, described packing ring is all made up of permeable watertight oiltight material.
5. fuel filter according to claim 2, is characterized in that, described packing ring is configured to described opening and described permeable watertight oiltight material is not blocked by described top plate assembly and described filter core completely.
6. the fuel filter according to any one of claim 1-5, is characterized in that, described permeable watertight oiltight material is stretched polytetrafluoroethylene film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210273377.5A CN102758711B (en) | 2012-08-02 | 2012-08-02 | Fuel filter with exhausting function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210273377.5A CN102758711B (en) | 2012-08-02 | 2012-08-02 | Fuel filter with exhausting function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102758711A CN102758711A (en) | 2012-10-31 |
| CN102758711B true CN102758711B (en) | 2015-05-13 |
Family
ID=47053311
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210273377.5A Active CN102758711B (en) | 2012-08-02 | 2012-08-02 | Fuel filter with exhausting function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102758711B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107905927A (en) * | 2017-12-19 | 2018-04-13 | 无锡威孚高科技集团股份有限公司 | A kind of fuel filter with degassing function |
| CN107939572A (en) * | 2017-12-27 | 2018-04-20 | 广西玉柴机器股份有限公司 | The fuel filter of high-efficiency exhaust |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2165242Y (en) * | 1993-09-25 | 1994-05-18 | 欧玉福 | Diesel fine filter |
| US6047686A (en) * | 1996-07-23 | 2000-04-11 | Daimler-Benz Ag | Safety device for preventing fuel discharge |
| EP1172549A2 (en) * | 2000-07-15 | 2002-01-16 | Filterwerk Mann + Hummel Gmbh | Fuel filter |
| CN1673502A (en) * | 2004-01-29 | 2005-09-28 | 联合工艺公司 | Extended operability aircraft fuel delivery system |
| EP1743684A1 (en) * | 2005-07-13 | 2007-01-17 | Parker-Hannifin Corporation | Filter element |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| PL1933968T3 (en) * | 2005-07-22 | 2013-01-31 | Mann & Hummel Gmbh | Fuel filter |
| CN101874945B (en) * | 2009-12-16 | 2012-07-04 | 苏州工业园区达菲特过滤技术有限公司 | Shakeproof filtrator |
-
2012
- 2012-08-02 CN CN201210273377.5A patent/CN102758711B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2165242Y (en) * | 1993-09-25 | 1994-05-18 | 欧玉福 | Diesel fine filter |
| US6047686A (en) * | 1996-07-23 | 2000-04-11 | Daimler-Benz Ag | Safety device for preventing fuel discharge |
| EP1172549A2 (en) * | 2000-07-15 | 2002-01-16 | Filterwerk Mann + Hummel Gmbh | Fuel filter |
| CN1673502A (en) * | 2004-01-29 | 2005-09-28 | 联合工艺公司 | Extended operability aircraft fuel delivery system |
| EP1743684A1 (en) * | 2005-07-13 | 2007-01-17 | Parker-Hannifin Corporation | Filter element |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102758711A (en) | 2012-10-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C53 | Correction of patent of invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Ge Yizhou Inventor after: Zhang Tao Inventor after: Sun Guizhi Inventor before: Zhang Tao Inventor before: Liu Guanjun Inventor before: Sun Guizhi |
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| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: ZHANG TAO LIU GUANJUN SUN GUIZHI TO: GE YIZHOU ZHANG TAO SUN GUIZHI |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: HEFEI WAL FUEL SYSTEM CO., LTD. Free format text: FORMER NAME: WAL FUEL SYETEMS (HEFEI) LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 230601 No. 59 Buddha Road, Hefei economic and Technological Development Zone, Anhui, China Patentee after: WAL FUEL SYSTEMS (HEFEI) LTD. Address before: 230601 No. 59 Buddha Road, Hefei economic and Technological Development Zone, Anhui, China Patentee before: Wal Fuel Systems (Hefei) Ltd. |
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| CP03 | Change of name, title or address |
Address after: 230000 No. 59 Buddha Road, Hefei economic and Technological Development Zone, Anhui Patentee after: Anhui Weil Low Carbon Technology Co.,Ltd. Address before: 230601 No. 59 Buddha Road, Hefei economic and Technological Development Zone, Anhui, China Patentee before: WAL FUEL SYSTEMS (HEFEI) LTD. |
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| CP03 | Change of name, title or address | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20121031 Assignee: Anhui Xingtai Financial Leasing Co.,Ltd. Assignor: Anhui Weil Low Carbon Technology Co.,Ltd. Contract record no.: X2022980016903 Denomination of invention: Fuel filter with exhaust function Granted publication date: 20150513 License type: Exclusive License Record date: 20220929 |
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| EE01 | Entry into force of recordation of patent licensing contract | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Fuel filter with exhaust function Effective date of registration: 20221008 Granted publication date: 20150513 Pledgee: Anhui Xingtai Financial Leasing Co.,Ltd. Pledgor: Anhui Weil Low Carbon Technology Co.,Ltd. Registration number: Y2022980017416 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230406 Granted publication date: 20150513 Pledgee: Anhui Xingtai Financial Leasing Co.,Ltd. Pledgor: Anhui Weil Low Carbon Technology Co.,Ltd. Registration number: Y2022980017416 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| EC01 | Cancellation of recordation of patent licensing contract | ||
| EC01 | Cancellation of recordation of patent licensing contract |
Assignee: Anhui Xingtai Financial Leasing Co.,Ltd. Assignor: Anhui Weil Low Carbon Technology Co.,Ltd. Contract record no.: X2022980016903 Date of cancellation: 20230911 |