CN214007385U - Double-precision fuel filter element structure - Google Patents
Double-precision fuel filter element structure Download PDFInfo
- Publication number
- CN214007385U CN214007385U CN202121528737.2U CN202121528737U CN214007385U CN 214007385 U CN214007385 U CN 214007385U CN 202121528737 U CN202121528737 U CN 202121528737U CN 214007385 U CN214007385 U CN 214007385U
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- China
- Prior art keywords
- inner frame
- end cover
- fuel
- filter screen
- fine filter
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- 239000000446 fuel Substances 0.000 title claims abstract description 43
- 239000002184 metal Substances 0.000 claims abstract description 5
- 238000007789 sealing Methods 0.000 claims description 23
- 238000001914 filtration Methods 0.000 claims description 10
- 239000007788 liquid Substances 0.000 claims description 5
- 239000000853 adhesive Substances 0.000 claims description 3
- 230000001070 adhesive effect Effects 0.000 claims description 3
- 230000009977 dual effect Effects 0.000 claims 4
- 238000009434 installation Methods 0.000 abstract description 5
- 230000003749 cleanliness Effects 0.000 abstract description 4
- 230000010354 integration Effects 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 4
- 239000000295 fuel oil Substances 0.000 description 8
- 239000003921 oil Substances 0.000 description 6
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Filtration Of Liquid (AREA)
Abstract
The utility model discloses a double-precision fuel filter element structure, including end cover, outer frame, inner frame, coarse strainer and fine filter screen, the left end fixed connection of end cover and inner frame, coarse strainer set up on the surface of inner frame, be provided with the annular mounting groove corresponding with the end cover on the inner frame, fine filter screen sets up between annular mounting groove and end cover, outer frame sets up between fine filter screen and coarse strainer, the surface of inner frame left end is provided with the feed liquor hole, and the inboard of inner frame is provided with the baffle, fine filter screen adopts the metal felt folding to form, filters the fuel through fine filter screen; the utility model discloses with the fuel filter core integration an organic whole of different precisions, both saved installation space, also alleviateed weight, also shortened the maintenance time and the cost in later stage simultaneously, still can guarantee the fuel cleanliness after the relief valve opens, promoted the life of low reaches equipment.
Description
Technical Field
The utility model relates to an oil filter core technical field specifically is a double-precision fuel filter core structure.
Background
The fuel filter element is used for filtering impurities in fuel and conveying clean fuel to an engine to enable the engine to work more efficiently, the conventional filter element can only filter the fuel at the outlet of the oil pump for one time, and the filter element cannot work normally when the safety valve is opened; if guarantee filtering capability, need a plurality of filter core combinations to filter, this kind of mode has increaseed installation space, increases the weight of filter core, and is with high costs moreover, and current fuel filter core can't satisfy the demand in the in-service use, so urgent need can improve the technique in the market to solve above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is overcome current defect, provide a double-precision fuel filter core structure, with the fuel filter core integration an organic whole of different precisions, both saved installation space, also alleviateed weight, also shortened the maintenance time and the cost in later stage simultaneously, still can guarantee the fuel cleanliness after the safety valve is opened, promoted the life of low reaches equipment, can effectively solve the problem in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a double-precision fuel filter element structure, includes end cover, outer skeleton, inner frame, coarse strainer and secondary filter, the left end fixed connection of end cover and inner frame, the coarse strainer sets up on the surface of inner frame, be provided with the annular mounting groove corresponding with the end cover on the inner frame, the secondary filter sets up between annular mounting groove and end cover, and outer skeleton sets up between secondary filter and coarse strainer, the surface of inner frame left end is provided with the feed liquor hole, and the inboard of inner frame is provided with the baffle.
Furthermore, the fine filter screen is formed by folding a metal felt, and the fuel is filtered through the fine filter screen, so that the filter precision of the fuel under normal work is met.
Further, be provided with the seal groove on the inner frame right-hand member surface, be provided with sealing washer II on the seal groove, make the inner frame sealed effectual through sealing washer II, prevent the oil leak, the surface of inner frame is provided with the through-hole, and the through-hole centers on the axle center evenly distributed of inner frame, and the fuel after being convenient for to filter through the through-hole flows into the inboard of inner frame, and the fuel is discharged from the right-hand member of inner frame.
Furthermore, a sealing ring I is arranged on the inner surface of the left end of the end cover, the fine filter screen and the inner framework are fixedly connected in an adhesive nesting mode, and the sealing performance of the end cover is improved through the sealing ring I.
Further, the feed liquor hole sets up to 3, and the feed liquor hole centers on the axle center evenly distributed of inner frame, and the outside that the fuel can enter into inner frame through the feed liquor hole after the relief valve is opened, and the fuel filters through the coarse strainer to guarantee that equipment normally works.
Compared with the prior art, the beneficial effects of the utility model are that: this double accuracy fuel filter core structure has following benefit:
1. the utility model discloses on set up the essence net, filtered fuel through the essence net, satisfied under the normal work to fuel filter fineness, opened the outside that the back fuel can enter into the inner frame through the feed liquor hole at the relief valve, the fuel filters through the coarse strainer to guarantee that equipment normally works.
2. The utility model discloses on set up sealing washer II, make the inner frame sealed effectual through sealing washer II, prevent the oil leak, the fuel after being convenient for filter through the through-hole flows into the inboard of inner frame, and the fuel is discharged from the right-hand member of inner frame, improves the leakproofness of end cover through sealing washer I.
3. The utility model discloses with the fuel filter core integration an organic whole of different precisions, both saved installation space, also alleviateed weight, also shortened the maintenance time and the cost in later stage simultaneously, still can guarantee the fuel cleanliness after the relief valve opens, promoted the life of low reaches equipment.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the inner frame structure of the present invention;
fig. 3 is a schematic view of the cross-sectional structure of the fine filtering net of the present invention.
In the figure: 1 sealing washer I, 2 end covers, 3 outer skeletons, 4 inner skeletons, 5 coarse strainer, 6 fine strainer, 7 sealing washer II, 8 feed liquor holes, 9 baffle, 10 through-holes, 11 seal grooves, 12 annular mounting grooves.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example one
Referring to fig. 1-3, the present invention provides a technical solution: a double-precision fuel filter element structure comprises an end cover 2, an outer framework 3, an inner framework 4, a coarse filter screen 5 and a fine filter screen 6, wherein the end cover 2, the fine filter screen 6 and the inner framework 4 are fixedly connected in an adhesive nesting mode, a sealing ring I1 is arranged on the inner surface of the left end of the end cover 2 to improve the sealing performance of the end cover 2, the coarse filter screen 5 is arranged on the outer surface of the inner framework 4, the filtering precision of the coarse filter screen 5 is smaller than that of the fine filter screen 6 and can meet the filtering precision of fuel oil, a metal wire mesh can be selected for the coarse filter screen 5, an annular mounting groove 12 corresponding to the end cover 2 is arranged on the inner framework 4, the fine filter screen 6 is arranged between the annular mounting groove 12 and the end cover 2, the fine filter screen 6 is formed by folding the metal felt, the fuel oil is filtered through the fine filter screen 6 to meet the filtering precision of the fuel oil under normal work, the outer framework 3 is arranged between the fine filter screen 6 and the coarse filter screen 5, the outer surface of the left end of the inner framework 4 is provided with 3 liquid inlet holes 8, the liquid inlet holes 8 are uniformly distributed around the axle center of the inner framework 4, fuel oil can enter the outer side of the inner framework 4 through the liquid inlet holes 8 after the safety valve is opened, the fuel oil is filtered through the coarse filter screen 5, so that the normal work of equipment is ensured, the inner side of the inner framework 4 is provided with a baffle plate 9, the baffle plate 9 blocks the unfiltered fuel oil from flowing to the right side of the inner framework 4, the outer surface of the right end of the inner framework 4 is provided with a sealing groove 11, the sealing groove 11 is provided with a sealing ring II 7, the sealing effect of the inner framework 4 is good through the sealing ring II 7, the oil leakage is prevented, the outer surface of the inner framework 4 is provided with through holes 10, the through holes 10 are uniformly distributed around the axle center of the inner framework 4, the filtered fuel oil can conveniently flow into the inner side of the inner framework 4 through the through holes 10, and the fuel oil is discharged from the right end of the inner framework 4, the utility model discloses with the fuel filter core integration an organic whole of different precisions, both saved installation space, also alleviateed weight, also shortened the maintenance time and the cost in later stage simultaneously, still can guarantee the fuel cleanliness after the relief valve opens, promoted the life of low reaches equipment.
When in use: under normal operating condition, the fuel filters the back through strainer 6 from the filter core outside, filter through strainer 5, the fuel flows into inner frame 4's inboard through-hole 10, discharge from inner frame 4's right-hand member, realize fine filtration, after strainer 6 blocks, reach the relief valve and open the differential pressure after, the fuel enters into inner frame 4's the outside through feed liquor hole 8, then the fuel filters through strainer 5, flow out from the inside right side of filter core, realize coarse filtration, sealing washer II 7 makes inner frame 4 sealed effectual, prevent the oil leak, sealing washer I1 improves end cover 2's leakproofness.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a double-precision fuel filter element structure, includes end cover (2), exoskeleton (3), inner frame (4), coarse strainer (5) and fine filter (6), its characterized in that: end cover (2) and the left end fixed connection of inner frame (4), coarse strainer (5) set up on the surface of inner frame (4), be provided with on inner frame (4) with end cover (2) corresponding annular mounting groove (12), fine filter screen (6) set up between annular mounting groove (12) and end cover (2), outer frame (3) set up between fine filter screen (6) and coarse strainer (5), the surface of inner frame (4) left end is provided with feed liquor hole (8), and the inboard of inner frame (4) is provided with baffle (9).
2. A dual precision fuel filter element arrangement according to claim 1, wherein: the fine filtering net (6) is formed by folding a metal felt.
3. A dual precision fuel filter element arrangement according to claim 1, wherein: a sealing groove (11) is formed in the outer surface of the right end of the inner framework (4), a sealing ring II (7) is arranged on the sealing groove (11), through holes (10) are formed in the outer surface of the inner framework (4), and the through holes (10) are uniformly distributed around the axis of the inner framework (4).
4. A dual precision fuel filter element arrangement according to claim 1, wherein: a sealing ring I (1) is arranged on the inner surface of the left end of the end cover (2), and the end cover (2), the fine filtering net (6) and the inner framework (4) are fixedly connected in an adhesive nesting mode.
5. A dual precision fuel filter element arrangement according to claim 1, wherein: the number of the liquid inlet holes (8) is 3, and the liquid inlet holes (8) are uniformly distributed around the axis of the inner framework (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121528737.2U CN214007385U (en) | 2021-07-07 | 2021-07-07 | Double-precision fuel filter element structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121528737.2U CN214007385U (en) | 2021-07-07 | 2021-07-07 | Double-precision fuel filter element structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214007385U true CN214007385U (en) | 2021-08-20 |
Family
ID=77296468
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121528737.2U Active CN214007385U (en) | 2021-07-07 | 2021-07-07 | Double-precision fuel filter element structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214007385U (en) |
-
2021
- 2021-07-07 CN CN202121528737.2U patent/CN214007385U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 453000 No.5 Daoqing Road, Xindong Industrial Zone, Xinxiang City, Henan Province Patentee after: Xinxiang Bashan Aviation Technology Co.,Ltd. Country or region after: China Address before: 453000 yuan, No.5 Daoqing Road, Xinxiang City, Henan Province Patentee before: XINXIANG BASHAN AERO MATERIAL Co.,Ltd. Country or region before: China |
|
| CP03 | Change of name, title or address |