CN109603285A - A kind of double-filtration fuel oil fitering element structure - Google Patents
A kind of double-filtration fuel oil fitering element structure Download PDFInfo
- Publication number
- CN109603285A CN109603285A CN201910013920.XA CN201910013920A CN109603285A CN 109603285 A CN109603285 A CN 109603285A CN 201910013920 A CN201910013920 A CN 201910013920A CN 109603285 A CN109603285 A CN 109603285A
- Authority
- CN
- China
- Prior art keywords
- fuel oil
- double
- element structure
- lower cover
- end cover
- 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.)
- Pending
Links
- 238000001914 filtration Methods 0.000 title claims abstract description 38
- 239000000295 fuel oil Substances 0.000 title claims abstract description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 40
- 238000007789 sealing Methods 0.000 claims abstract description 17
- 230000002209 hydrophobic effect Effects 0.000 claims abstract description 16
- 125000004122 cyclic group Chemical group 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 5
- 239000000446 fuel Substances 0.000 abstract description 5
- 239000002283 diesel fuel Substances 0.000 abstract description 4
- 230000005484 gravity Effects 0.000 abstract description 4
- 239000012535 impurity Substances 0.000 abstract description 4
- 239000003921 oil Substances 0.000 description 9
- 238000011045 prefiltration Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 5
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000000243 solution Substances 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
- B01D36/003—Filters in combination with devices for the removal of liquids
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
- F02M37/22—Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines, e.g. arrangements in the feeding system
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Filtration Of Liquid (AREA)
Abstract
The present invention relates to a kind of double-filtration fuel oil fitering element structures, it includes shell, upper end cover is provided in the shell, lower cover below the upper end cover and it is vertically arranged in filtering layer, central tube and drain pipe component that between upper end cover and lower cover and ecto-entad is set gradually, the lower cover periphery is provided with the sealing edge that interference fit is formed with the inner wall of shell, the lower surface of the sealing edge is connected with two or more support legs, and the lower cover is provided centrally with water outlet.When the present invention uses, utilize the impurity of filtering layer filtered fuel, simultaneously the moisture content in diesel oil can also be condensed during through filtering layer, by rear by gravity, a part of water droplet free settling, another part water droplet settle after hydrophobic layer outer surface is agglomerated again, to reach optimal water separating effect, hereby it is achieved that the double-filtration of filtering layer and hydrophobic layer to fuel oil.
Description
Technical field
The invention belongs to automobile engine prefilter technical fields, and in particular to a kind of double-filtration fuel oil fitering element structure.
Background technique
It is increasingly strict due to vehicular engine emission regulation demands in recent years, will necessarily cause fuel oil prefilter into one
Step is improved.The high efficient and reliable of oil supply system plays a crucial role the performance of engine.So to guarantee to supply
Oil system efficiently reliably works, it is necessary to more improve the structure and function of fuel oil prefilter.
Summary of the invention
It is compact-sized technical problem to be solved by the present invention lies in providing a kind of double-filtration fuel oil fitering element structure,
Guarantee oil supply system efficient work reliability, while easy to operate, cost of upkeep is low.
To achieve the above object, technical solution of the present invention includes shell；It is provided with upper end cover in the shell, is located at institute
State the lower cover below upper end cover and be vertically arranged in filtering layer that between upper end cover and lower cover and ecto-entad is set gradually,
Central tube and drain pipe component, the lower cover periphery is provided with the sealing edge that interference fit is formed with the inner wall of shell, described
The lower surface of sealing edge is connected with two or more support legs, and the lower cover is provided centrally with water outlet.
Further, it is provided with collecting bowl below the lower cover, is connected between lower cover and collecting bowl by connection ring；
The connection ring limits support leg.
Further, stomata is provided on the upper end cover, the stomata is located above drain pipe component.
Further, the drain pipe component includes the skeleton being vertically arranged in inside the central tube, is arranged described
The hydrophobic layer of skeleton gabarit, skeleton top inner circumferential are provided with card slot, and skeleton bottom is provided with arcuate recess.
Further, the upper end cover is provided centrally with downward boss, and the boss periphery is provided with cyclic annular salient point；
The ring-type salient point is cooperatively formed with card slot to be snapped connection.
Further, the collecting bowl is 14 transparent side shells, is provided with one or more set on collecting bowl
Standby preformed hole.
Further, the equipment preformed hole is used to connect water level alarm, discharge water knob or heater.
Further, the shell upper end is provided with ring flange and the seal positioned at ring flange periphery, the ring flange position
Above upper end cover.
Further, the limit film of limit drain pipe component is provided in the central tube, the limit film is located at hydrophobic
The lower section of pipe component.
Good effect of the present invention is as follows:
The present invention can make using the impurity of filtering layer filtered fuel, while also in use, it is installed on fuel oil prefilter pedestal lower part
Moisture content in diesel oil is condensed during through filtering layer, by rear by gravity, a part of water droplet free settling, separately
A part of water droplet settles after hydrophobic layer outer surface is agglomerated again, to reach optimal water separating effect, hereby it is achieved that filter
The double-filtration of layer and hydrophobic layer to fuel oil.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is schematic cross-sectional view of the invention；
Fig. 3 is the portion the A enlarged diagram of Fig. 2 of the present invention;
Fig. 4 is the portion the B enlarged diagram of Fig. 3 of the present invention;
Fig. 5 is drain pipe component structural schematic diagram of the invention;
Fig. 6 is lower cover structural schematic diagram of the invention;
In attached drawing, 1 first sealing ring, 3 ring flanges, 4 shells, 5 collecting bowls, 6 discharge water knob, 7 water level alarms, 8 drain pipes close
Part, 8-1 hydrophobic layer, 8-2 skeleton, 8-2-1 card slot, 8-2-2 arcuate recess, 9 filtering layers, 10 central tubes, 10-1 limit film, 12 lower ends
Lid, 12-1 sealing edge, 12-2 support leg, 12-3 water outlet, 13 first gaskets, 14 dirty sides, 15 oil outlets, 16 upper end covers, 16-
1 boss, 16-1-1 ring-type salient point, 16-2 stomata, 17 second gaskets, 18 seal, 19 connection rings, 20 third sealing rings, 21 into
Oilhole.
Specific embodiment
The present invention program is further described and is explained with reference to the accompanying drawing.
As shown in figures 1 to 6, including shell 4；Be respectively arranged in the shell 4 upper end cover 16, lower cover 12, filtering layer 9, in
Heart pipe 10 and drain pipe component 8, the lower cover 12 are located at 16 lower section of the upper end cover, the filtering layer 9, central tube 10 and hydrophobic
Pipe component 8 is vertically arranged between upper end cover 16 and lower cover 12；Between upper end cover 16 and lower cover 12 and ecto-entad successively
Filtering layer 9, central tube 10 and the drain pipe component 8 of setting.Filtering layer 9 is located at most peripheral, pipe 10 centered on the inside of filtering layer 9, center
It is drain pipe component 8 in pipe 10.The filtering layer 9 is folded with, and inner surface is anti-with having
The metal mesh of rotten function, to enhance the stiffness after its discounting.
12 periphery of lower cover is provided with the sealing edge 12-1 that interference fit is formed with the inner wall of shell 4, the sealing
There are two or more support legs 12-2 of integrated injection molding, the center setting of the lower cover 12 in the lower surface of side 12-1
There is water outlet 12-3.
Further, it is provided with collecting bowl 5 below the lower cover 12, passes through connection between lower cover 12 and collecting bowl 5
Ring 19 connects；The connection ring 19 limits support leg 12-2.The support leg 12-2 is used to the top with connection ring 19
Cambered surface carries out cooperation limit, to form upward thrust, makes the formation pressure seal between upper end cover 16 and ring flange 3.Into
One step, the second gasket 17 is provided between upper end cover 16 and ring flange 3；The support leg 12-2 is used to and connection ring 19
Top cambered surface carries out cooperation limit, to form upward thrust, makes the second gasket 17 between upper end cover 16 and ring flange 3
Form pressure seal.
Further, stomata 16-2 is provided on the upper end cover 16, the stomata 16-2 is located on drain pipe component 8
Side.From figure, stomata 16-2 is located at the neck of the upper end cover 12.Stomata 16-2 can be balanced between dirty side 14 and oil outlet 15
Pressure.The dirty side 14 is located at outside filtering layer 9, and oil outlet 15 is located inside drain pipe component 8.
Further, the drain pipe component 8 includes the skeleton 8-2 being vertically arranged in inside the central tube 10, setting
It is barrel-like structure in the hydrophobic layer 8-1, the skeleton 8-2 of the skeleton 8-2 gabarit, the hydrophobic layer 8-1 is that had by surface
The porous material of hydrophobic property is made.
The top skeleton 8-2 inner circumferential is provided with card slot 8-2-1, and the bottom skeleton 8-2 is provided with arcuate recess 8-2-2.It is described
8 one end of drain pipe component is closed end, and its underpart is provided with the arcuate recess 8-2-2 passed through convenient for grease.
The hydrophobic layer 8-1 and skeleton 8-2 is integrally formed using Shooting Technique.
Further, the upper end cover 16 is provided centrally with downward boss 16-1, the periphery boss 16-1 setting
There is cyclic annular salient point 16-1-1；The ring-type salient point 16-1-1 is cooperatively formed with card slot 8-2-1 to be snapped connection.
Further, the collecting bowl 5 is 14 transparent side shells, is provided on collecting bowl 5 one or more
Equipment preformed hole.5 material of collecting bowl is TPU.
Further, the equipment preformed hole is used to connect water level alarm, discharge water knob or heater.As shown in Fig. 2,
5 bottom of collecting bowl of the invention passes through equipment preformed hole respectively and is connected with discharge water knob 6 and water level alarm 7.
Further, 4 upper end of shell is provided with ring flange 3 and the seal 18 positioned at 3 periphery of ring flange, the flange
Disk 3 is located at 16 top of upper end cover.
Further, the limit film 10-1 of limit drain pipe component 8, the limit film are provided in the central tube 10
10-1 is located at the lower section of drain pipe component 8.
Further, the invention also includes sealing systems, specific as follows:
As shown in figure 3,18 upper periphery of seal is provided with the first sealing ring 1, first sealing ring 1 is located in seal 18
In the annular groove in portion.
Third sealing ring 20 is provided between the shell 4 and collecting bowl 5；Specifically, third sealing ring 20 is located at shell 4
Between collecting bowl 5.
The first gasket 13 is provided between the collecting bowl 5 and the knob 6 that discharges water.
The present invention is in use, it is installed on fuel oil prefilter pedestal lower part, using the impurity of 9 filtered fuel of filtering layer, simultaneously
Moisture content in diesel oil can also be condensed during through filtering layer 9, by rear by gravity, a part of water droplet is free
Sedimentation, another part water droplet settles after the outer surface hydrophobic layer 8-1 is agglomerated again, thus reach optimal water separating effect, by
This realizes filtering layer 9 and hydrophobic layer 8-1 to the double-filtration of fuel oil, and 5 bottom of collecting bowl is provided with discharge water knob 6 and water simultaneously
Level alarm 7, when water level alarm prompt or observed by transparent collecting bowl 5 need to discharge water when, can directly unscrew and discharge water
Knob discharges water, and avoids the wire harness plug-in connecting component that water level alarm is first removed in tradition combustion filter, then unscrews water level alarm again
The drawbacks of discharging water.
The present invention utilizes the first sealing ring 1 and fuel oil prefilter base in use, it is installed on fuel oil prefilter pedestal lower part
Seat is sealed, and is used and is threadedly coupled between ring flange 3 and fuel oil prefilter；Dirty oil by the oil inlet 21 on ring flange 3 into
Enter to dirty side 14, using the impurity of 9 filtered fuel of filtering layer, while can also make the moisture content in diesel oil during through filtering layer 9
It is condensed, by rear by gravity, a part of water droplet free settling to water outlet 12-3 is hereinafter, another part water droplet is being dredged
Water layer 8-1 is settled down to water outlet 12-3 or less after agglomerating again outer surface and is collected, and passes through the cleaner fuels after hydrophobic layer 8-1
It supplies vehicle by oil outlet 15 to work, to reach optimal water separating effect.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (9)
1. a kind of double-filtration fuel oil fitering element structure comprising shell (4)；Upper end cover (16), position are provided in the shell (4)
Lower cover (12) below the upper end cover (16) and be vertically arranged between upper end cover (16) and lower cover (12) and by
Filtering layer (9), central tube (10) and the drain pipe component (8) set gradually outside to inside, it is characterised in that: the lower cover (12) is outside
It is provided with the sealing edge (12-1) that interference fit is formed with the inner wall of shell (4) week, the lower surface of the sealing edge (12-1) connects
Two or more support legs (12-2) are connected to, the lower cover (12) is provided centrally with water outlet (12-3).
2. a kind of double-filtration fuel oil fitering element structure according to claim 1, it is characterised in that: under the lower cover (12)
Side is provided with collecting bowl (5), is connected between lower cover (12) and collecting bowl (5) by connection ring (19)；The connection ring (19)
Support leg (12-2) is limited.
3. a kind of double-filtration fuel oil fitering element structure according to claim 2, it is characterised in that: the collecting bowl (5) is
14 transparent side shells are provided with one or more equipment preformed hole on collecting bowl (5).
4. a kind of double-filtration fuel oil fitering element structure according to claim 3, it is characterised in that: the equipment preformed hole is used
Come connect water level alarm, discharge water knob or heater.
5. a kind of double-filtration fuel oil fitering element structure according to claim 1, it is characterised in that: on the upper end cover (16)
It is provided with stomata (16-2), the stomata (16-2) is located above drain pipe component (8).
6. a kind of double-filtration fuel oil fitering element structure according to claim 1, it is characterised in that: the drain pipe component
(8) include being vertically arranged in the internal skeleton (8-2) of the central tube (10), be arranged in the hydrophobic of the skeleton (8-2) gabarit
Layer (8-1), skeleton (8-2) top inner circumferential are provided with card slot (8-2-1), and the bottom skeleton (8-2) is provided with arcuate recess (8-2-
2).
7. a kind of double-filtration fuel oil fitering element structure according to claim 6, it is characterised in that: the upper end cover (16)
It is provided centrally with downward boss (16-1), boss (16-1) periphery is provided with cyclic annular salient point (16-1-1)；The ring-type
Salient point (16-1-1) is cooperatively formed with card slot (8-2-1) and is snapped connection.
8. a kind of double-filtration fuel oil fitering element structure according to claim 1, it is characterised in that: shell (4) upper end
It is provided with ring flange (3) and is located at the seal (18) of ring flange (3) periphery, the ring flange (3) is located above upper end cover (16).
9. a kind of double-filtration fuel oil fitering element structure according to claim 1, it is characterised in that: in the central tube (10)
It is provided with the limit film (10-1) of limit drain pipe component (8), the limit film (10-1) is located under drain pipe component (8)
Side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910013920.XA CN109603285A (en) | 2019-01-08 | 2019-01-08 | A kind of double-filtration fuel oil fitering element structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910013920.XA CN109603285A (en) | 2019-01-08 | 2019-01-08 | A kind of double-filtration fuel oil fitering element structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109603285A true CN109603285A (en) | 2019-04-12 |
Family
ID=66015582
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910013920.XA Pending CN109603285A (en) | 2019-01-08 | 2019-01-08 | A kind of double-filtration fuel oil fitering element structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109603285A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104005891A (en) * | 2013-02-20 | 2014-08-27 | 罗伯特·博世有限公司 | Filter device with particle filter and water extractor |
| CN104500296A (en) * | 2014-12-11 | 2015-04-08 | 合肥威尔燃油系统有限责任公司 | Fuel filter and engine with same |
| WO2018186848A1 (en) * | 2017-04-05 | 2018-10-11 | Baldwin Filters, Inc. | Fuel filter |
| CN108979922A (en) * | 2018-09-30 | 2018-12-11 | 蚌埠国威滤清器有限公司 | A kind of fuel filter |
| CN209575971U (en) * | 2019-01-08 | 2019-11-05 | 河北亿利橡塑集团有限公司 | A Two-Stage Filtration Fuel Filter Element Structure |
-
2019
- 2019-01-08 CN CN201910013920.XA patent/CN109603285A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104005891A (en) * | 2013-02-20 | 2014-08-27 | 罗伯特·博世有限公司 | Filter device with particle filter and water extractor |
| CN104500296A (en) * | 2014-12-11 | 2015-04-08 | 合肥威尔燃油系统有限责任公司 | Fuel filter and engine with same |
| WO2018186848A1 (en) * | 2017-04-05 | 2018-10-11 | Baldwin Filters, Inc. | Fuel filter |
| CN108979922A (en) * | 2018-09-30 | 2018-12-11 | 蚌埠国威滤清器有限公司 | A kind of fuel filter |
| CN209575971U (en) * | 2019-01-08 | 2019-11-05 | 河北亿利橡塑集团有限公司 | A Two-Stage Filtration Fuel Filter Element Structure |
Non-Patent Citations (1)
| Title |
|---|
| 姬慧勇等: "《内燃机结构与原理》", 国防工业出版社, pages: 149 - 150 * |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 054801 north of Zhigong Avenue and west of Jiuhuashan Road, Qinghe County, Xingtai City, Hebei Province Applicant after: Hebei Yili Technology Co.,Ltd. Address before: 054800 Hebei hundred million sharp rubber and plastic Group Co., Ltd of No. 27, new century street, Xingtai City Qinghe County, Hebei province Applicant before: HEBEI YILI GROUP Co.,Ltd. |
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190412 |