CN204061010U - Circulating filtration fuel filter - Google Patents
Circulating filtration fuel filter Download PDFInfo
- Publication number
- CN204061010U CN204061010U CN201420455211.XU CN201420455211U CN204061010U CN 204061010 U CN204061010 U CN 204061010U CN 201420455211 U CN201420455211 U CN 201420455211U CN 204061010 U CN204061010 U CN 204061010U
- Authority
- CN
- China
- Prior art keywords
- filter core
- cavity
- housing
- main filter
- unicom
- 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.)
- Expired - Fee Related
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- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Abstract
The utility model discloses a kind of circulating filtration fuel filter, top cover labyrinth is provided with a ring runner, the oil plant hand-hole in space between UNICOM's housing and main filter core is provided with in ring runner, oil plant hand-hole circumferentially array arrangement in ring runner, ring runner is externally connected with oil pump interface and loop head, top cover labyrinth shaft core position is provided with the cavity extended to main filter core empty internal, cavity bottom is provided with opening port, opening port place is provided with the circulatory flow of the circumference array to surrounding radiation, circulatory flow the inner and cavity UNICOM, circulatory flow outer end and housing, space UNICOM between main filter core, the secondary filter core of a hollow cylinder is provided with in cavity, secondary filter core one end is connected with seal plug, the other end is connected with ring packing sheet, lower sealing cover is provided with the lower end cap of a covering circulatory flow, seal plug withstands on cavity the inner, diaphragm seal is pressed on lower end cap, lower end cap is provided with the loop exit of one and secondary filter core hollow position UNICOM, resistance and the pressure loss of oil stream are low.
Description
Technical field
The utility model relates to a kind of automobile fuel oil filter, particularly relates to a kind of circulating filtration fuel filter.
Background technique
Along with domestic automobile industry is flourish, automobile pollution grows to even greater heights, the understanding of people to automobile progressively improves, the care and maintenance of automobile also more and more comes into one's own, fuel filter is exactly wherein safeguard more frequent one, travel certain milimeter number just to need to change once, the uneven impurity affecting the mainly domestic oil product quality in its working life is many.Fuel filter ensures as engine combustion provides the necessary parts of pure fuel oil, its internal structure is formed primarily of a filter core, the impurity filtered out all deposit stay on filter core or near, after the pressurization of automobile starting oil stream, under the large drive of fluid, impurity all flows to cartridge surface, virtually increase the resistance of oil stream, pressure loss is caused to strengthen, so impurities accumulation just must be changed to a certain extent, during replacing, material and cost of labor are all higher, not only increase and use car cost, also be unfavorable for energy-conserving and environment-protective, still treat the working life in technological improvement fuel filter.
Model utility content
In order to improve filter precision and the working life of fuel filter, the utility model provides a kind of circulating filtration fuel filter.
The technical solution adopted in the utility model is: circulating filtration fuel filter, comprise housing and main filter core, housing and main filter core entirety are hollow cylinder, it is interior and coaxial with housing that main filter core is arranged on housing, main filter core two ends are connected with upper-lower seal ring, housing two ends are connected with upper and lower capping, top cover labyrinth is pressed on upper sealing ring, lower sealing cover is pressed on lower sealing ring, top cover labyrinth is provided with a ring runner, the oil plant hand-hole in space between UNICOM's housing and main filter core is provided with in ring runner, oil plant hand-hole circumferentially array arrangement in ring runner, ring runner is externally connected with oil pump interface and loop head, top cover labyrinth is provided with one and exports with the oil plant of main filter core hollow position UNICOM, top cover labyrinth shaft core position is provided with the cavity extended to main filter core empty internal, cavity bottom is provided with opening port, opening port place is provided with the circulatory flow of the circumference array to surrounding radiation, circulatory flow the inner and cavity UNICOM, circulatory flow outer end and housing, space UNICOM between main filter core, the secondary filter core of a hollow cylinder is provided with in cavity, secondary filter core one end is connected with seal plug, the other end is connected with ring packing sheet, lower sealing cover is provided with the lower end cap of a covering circulatory flow, seal plug withstands on cavity the inner, diaphragm seal is pressed on lower end cap, lower end cap is provided with the loop exit of one and secondary filter core hollow position UNICOM.
Further, described oil plant hand-hole is more than eight.
Further, described circulatory flow is more than eight tunnels.
Further, described loop head and loop exit are provided with the recycle pump be connected on lower sealing cover or top cover labyrinth.
Further, described main filter core cross section is that star folds filter screen.
Further, described main filter core cross section is circular filter screen.
Further, described secondary filter core is hollow cylinder.
Further, described secondary filter core is hollow cone cylindricality.
During use, oil plant pumps into ring runner by oil pump interface, enter housing by oil plant entrance again and export outflow for motor acting by oil plant after main filter element filtering, oil plant in space between housing and main filter core and oil plant impurities are sucked cavity by recycle pump by period, oil plant after secondary filter element filtering flows back to space between housing and main filter core, impurity is stayed in cavity by circulation like this, reduce the impurity level in space between housing and main filter core, avoid the Severe blockage of main filter core, subtract resistance and the pressure loss of primary oil flow, simultaneously the oil plant hand-hole of array distribution and circulatory flow can reduce the dead angle that impurity is retained, the partial impurities disengaging that the jet disturbing type of circulation time oil plant hand-hole can also make main filter core attach enters cavity, as long as the impurity that the secondary filter core of this device periodic cleaning is separated is just passable, simple to operate, extend the working life of main filter core.
Accompanying drawing explanation
Fig. 1 is the utility model embodiment detonation configuration schematic diagram.
Fig. 2 is the utility model embodiment lower sealing cover structural representation.
Fig. 3 is the utility model embodiment top cover labyrinth structural representation.
Fig. 4 is the utility model embodiment sectional view.
Number in the figure title: 1 housing; 2 main filter cores; 3 top cover labyrinths; 4 upper sealing rings; 5 lower sealing cover; 6 lower sealing rings; 7 ring runners; 8 oil plant hand-holes; 9 oil pump interfaces; 10 loop heads; 11 oil plant outlets; 12 cavitys; 13 circulatory flows; 14 secondary filter cores; 15 seal plugs; 16 ring packing sheets; 17 lower end caps; 18 loop exits.
Embodiment
The utility model embodiment as shown in Figures 1 to 4, this circulating filtration fuel filter is provided with housing 1 and main filter core 2, housing and main filter core entirety are hollow cylinder, main filter core is that star folds filter screen, it is interior and coaxial with housing that main filter core is arranged on housing, main filter core two ends are connected with upper-lower seal ring, housing two ends are connected with upper and lower capping, top cover labyrinth 3 is pressed on upper sealing ring 4, lower sealing cover 5 is pressed on lower sealing ring 6, top cover labyrinth is provided with a ring runner 7, the oil plant hand-hole 8 in space between UNICOM's housing and main filter core is provided with in ring runner, oil plant hand-hole circumferentially array arrangement in ring runner, ring runner is externally connected with oil pump interface 9 and loop head 10, oil pump interface connects oil pump, loop head connects recycle pump, top cover labyrinth is provided with one and exports 11 with the oil plant of main filter core hollow position UNICOM, oil plant outlet connecting engine fuel dispenser system, top cover labyrinth shaft core position is provided with the cavity 12 extended to main filter core empty internal, cavity bottom is provided with opening port, opening port place is provided with the circulatory flow 13 to the circumference array of surrounding radiation, circulatory flow the inner and cavity UNICOM, circulatory flow outer end and housing, space UNICOM between main filter core, the secondary filter core 14 of a hollow cylinder is provided with in cavity, secondary filter core one end is connected with seal plug 15, the other end is connected with ring packing sheet 16, lower sealing cover is provided with the lower end cap 17 of a covering circulatory flow, seal plug withstands on cavity the inner, diaphragm seal is pressed on lower end cap, lower end cap is provided with the loop exit 18 of one and secondary filter core hollow position UNICOM, when the utility model uses, oil plant pumps into ring runner by oil pump interface, enter housing by oil plant entrance again and export outflow for motor acting by oil plant after main filter element filtering, oil plant in space between housing and main filter core and oil plant impurities are sucked cavity by recycle pump regular working by period, oil plant after secondary filter element filtering flows back to space between housing and main filter core by loop head again, impurity is stayed in cavity by circulation like this, reduce the impurity level in space between housing and main filter core, avoid the Severe blockage of main filter core, subtract resistance and the pressure loss of primary oil flow, simultaneously the oil plant hand-hole of array distribution and circulatory flow can reduce the dead angle that impurity is retained, the partial impurities disengaging that the jet disturbing type of circulation time oil plant hand-hole can also make main filter core attach enters cavity, as long as the impurity that the secondary filter core of this device periodic cleaning is separated is just passable, simple to operate, extend the working life of main filter core.
During enforcement, oil plant hand-hole of the present utility model and circulatory flow circumference array quantity are more than eight, can avoid the generation at dead angle; Recycle pump can be connected on lower sealing cover or top cover labyrinth or on vehicle body or vehicle frame; Main filter core cross section is except also can be circular filter screen for star folds filter screen; Secondary filter core is hollow cylinder or hollow cone cylindricality.
Be only the utility model preferred embodiment in sum, all equivalence modifications of doing according to the application and prior art are added and are all considered as the utility model technology category.More than show and describe basic principle of the present utility model and major character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and specification just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (8)
1. circulating filtration fuel filter, it is characterized in that comprising housing (1) and main filter core (2), housing (1) and both entirety of main filter core (2) are hollow cylinder, it is interior and coaxial with housing (1) that main filter core (2) is arranged on housing (1), main filter core (2) two ends are connected with upper-lower seal ring (6), housing (1) two ends are connected with upper and lower capping, top cover labyrinth (3) is pressed on upper sealing ring (4), lower sealing cover (5) is pressed on lower sealing ring (6), top cover labyrinth (3) is provided with a ring runner (7), the oil plant hand-hole (8) in space between UNICOM's housing (1) and main filter core (2) is provided with in ring runner (7), oil plant hand-hole (8) circumferentially array arrangement in ring runner (7), ring runner (7) is externally connected with oil pump interface (9) and loop head (10), top cover labyrinth (3) is provided with one and exports (11) with the oil plant of main filter core (2) hollow position UNICOM, top cover labyrinth (3) shaft core position is provided with the cavity (12) extended to main filter core (2) empty internal, cavity (12) bottom is provided with opening port, opening port place is provided with the circulatory flow (13) of the circumference array to surrounding radiation, circulatory flow (13) the inner and cavity (12) UNICOM, circulatory flow (13) outer end and housing (1), space UNICOM between main filter core (2), the secondary filter core (14) of a hollow cylinder is provided with in cavity (12), secondary filter core (14) one end is connected with seal plug (15), the other end is connected with ring packing sheet (16), lower sealing cover (5) is provided with the lower end cap (17) of a covering circulatory flow (13), it is inner that seal plug (15) withstands on cavity (12), diaphragm seal is pressed on lower end cap (17), lower end cap (17) is provided with the loop exit (18) of one and secondary filter core (14) hollow position UNICOM.
2. circulating filtration fuel filter according to claim 1, is characterized in that described oil plant hand-hole (8) is more than eight.
3. circulating filtration fuel filter according to claim 1, is characterized in that described circulatory flow (13) is more than eight tunnels.
4., according to the arbitrary described circulating filtration fuel filter of claims 1 to 3, it is characterized in that described loop head (10) and loop exit (18) are provided with the recycle pump be connected on lower sealing cover (5) or top cover labyrinth (3).
5., according to the arbitrary described circulating filtration fuel filter of claims 1 to 3, it is characterized in that described main filter core (2) cross section is that star folds filter screen.
6., according to the arbitrary described circulating filtration fuel filter of claims 1 to 3, it is characterized in that described main filter core (2) cross section is circular filter screen.
7., according to the arbitrary described circulating filtration fuel filter of claims 1 to 3, it is characterized in that described secondary filter core (14) is hollow cylinder.
8., according to the arbitrary described circulating filtration fuel filter of claims 1 to 3, it is characterized in that described secondary filter core (14) is hollow cone cylindricality.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420455211.XU CN204061010U (en) | 2014-08-13 | 2014-08-13 | Circulating filtration fuel filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420455211.XU CN204061010U (en) | 2014-08-13 | 2014-08-13 | Circulating filtration fuel filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204061010U true CN204061010U (en) | 2014-12-31 |
Family
ID=52202540
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420455211.XU Expired - Fee Related CN204061010U (en) | 2014-08-13 | 2014-08-13 | Circulating filtration fuel filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204061010U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104165110A (en) * | 2014-08-13 | 2014-11-26 | 陈菊芳 | Fuel filter with circulating filtration function |
-
2014
- 2014-08-13 CN CN201420455211.XU patent/CN204061010U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104165110A (en) * | 2014-08-13 | 2014-11-26 | 陈菊芳 | Fuel filter with circulating filtration function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141231 Termination date: 20150813 |
|
| EXPY | Termination of patent right or utility model |