CN204921207U - Empty filter of secondary filter - Google Patents
Empty filter of secondary filter Download PDFInfo
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- CN204921207U CN204921207U CN201520678932.1U CN201520678932U CN204921207U CN 204921207 U CN204921207 U CN 204921207U CN 201520678932 U CN201520678932 U CN 201520678932U CN 204921207 U CN204921207 U CN 204921207U
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- filter
- filter core
- air
- air filter
- core
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Abstract
The utility model discloses an empty filter of secondary filter, including empty filter upper cover, lower of empty filter and empty filter base, still include cylindric level filtering ware, be provided with the filter core support in the level filtering ware casing, filter core A passes through the filter core support to be fixed in level filtering ware casing, and it has the inlet port to open on the lateral wall of level filtering ware casing, the level filtering ware links to each other with the hose, and the hose links to each other with the intake pipe, empty filter upper cover constitutes empty filter main part with lower of empty filter, and empty filter base is located sky filter main part below, is provided with the gas vent on the base, and the centibar from bottom to top on the base passes sky filter main part, is provided with the oil cup of filter core box under with in empty filter main part, and the cover has a filter core B on the out -of -the -box wall of filter core, has filter core C and filter core D up overlapping under from between out -of -the -box wall of filter core and the inner tube, the inner tube formation air conduction channel of oil cup and filter core box. The utility model discloses the relatively poor operational environment of air conditioning is filtered, is particularly useful for to simple structure, washing convenience.
Description
Technical field
The utility model relates to the air filter of internal-combustion engine, is specifically related to a kind of air filter being applicable to the poor secondary filter of working environment air regime.
Background technique
Usually be provided with air filter in the gas handling system of internal-combustion engine, the air after being filtered by air filter is transported in the firing chamber of internal-combustion engine through Carburetor, avoids the moving element in the impurity damage firing chamber in air, thus affects the working life of internal-combustion engine.Existing air filter mostly is once filters, can not dust well in filtered air, and particularly under the king-sized environment of air-borne dust amount, air can not reach air-intake of combustion engine quality requirement; The air filter of the minority secondary filter of current appearance, usual complex structure, cleaning is inconvenient.
Oil bath air filter is the one of air filter, the viscosity of machine oil is utilized to adsorb impurity in air, the fluid particle that machine oil produces then can absorb by filter core, impurity in such air is just reached the effect of filtering by effectively removing, can effectively improve air filtering effect, improve the working life of internal-combustion engine, reduce oil consumption.Existing oil bath air filter, usually be made up of air filter upper cover and air filter base, air filter upper cover and air filter base snap together and form air filter main body, suction port is arranged in air filter and covers, and relief opening is arranged on base, and lubricating cup is arranged in air filter main body, complex structure, clean very inconvenient, the oil level in lubricating cup can not be observed from air filter, need the upper cover of air filter to open just can observe oil level.
Model utility content
For above technical problem, the utility model provides that a kind of structure is simple, easy to clean, and good filtration effect, is particularly useful for the poor secondary filter air filter of working environment air regime.
The technical solution of the utility model is as follows: a kind of secondary filter air filter, comprise seat and air filter base under air filter upper cover, air filter, also comprise cylindric grade one filter, filter core support is provided with in described grade one filter housing, filter core A is fixed in grade one filter housing by filter core support, and the sidewall of grade one filter housing has inlet hole;
The rear end of described grade one filter is connected with the front end of flexible pipe, and the rear end of flexible pipe is connected with suction tude air filter covering setting; Under air filter upper cover and air filter, seat snaps together and forms air filter main body, described air filter base is positioned at below air filter main body, air filter base is provided with relief opening, seat under air filter upper cover, air filter and air filter base from bottom to top through air filter main body, and are locked together in conjunction with the first nut by the center-pole on air filter base; Filter core box and lubricating cup is provided with in air filter main body, described lubricating cup is positioned at immediately below filter core box, described filter core box is sleeved on center-pole, and by the second nut check, the middle part of filter core box outer wall horizontally outward extends to form the first filter core pressing plate, and described first filter core pressing plate is provided with air passing hole; Cartridge support post is provided with in lubricating cup; On filter core box outer wall, cover has filter core B, filter core B is clipped between cartridge support post and the first filter core pressing plate, overlap from the bottom up between filter core box outer wall and inner core and have filter core C and filter core D, distance is left between described filter core D and filter core box top, described lubricating cup is also sleeved on center-pole, and the inner diameter of steel flue of lubricating cup and filter core box is all greater than the air guide channel of the diameter formation up/down perforation of center-pole; Air enters air filter main body from grade one filter, enters lubricating cup via filter core B, out enters air guide channel via filter core C and filter core D, then enter the relief opening on air filter base from lubricating cup.
As preferably, the front end of described grade one filter is provided with grade one filter lid, side near grade one filter lid in grade one filter housing is provided with the second filter core pressing plate, be provided with filter core holddown spring between described second filter core pressing plate and grade one filter lid act on the first filter core pressing plate thus compress filter core A, make filtering effect better.
As preferably, described filter core box inner core is provided with spacing rib, and is pressed in the top of filter core D, make to leave distance between filter core D and filter core box top, preventing filter core D from moving to filter core box top affects gas and enters air guide channel.
As preferably, described lubricating cup is provided with oil level observation panel, air filter upper cover and the change of observable oil level need not be taken off, very convenient.
As preferably, described filter core A, filter core B, filter core C, filter core D are foam filter elements, and the cost of material is low, source wide, easily changes installation.
As preferably, described grade one filter is provided with installation journal stirrup, can by fixing for grade one filter on other components, prevent grade one filter from rocking.
As preferably, described second nut is wing nut, and manual rotation does not need by instrument, easy to operate.
As preferably, under described air filter upper cover and air filter, seat fastening place is provided with seal ring, and the installed position of described lubricating cup under air filter on seat is also provided with seal ring, the sand and dust around completely isolated air filter.
Working procedure: air enters grade one filter by the inlet hole in grade one filter housing sidewall, flexible pipe is entered from grade one filter after filter core A filters, enter the suction tude that air filter covers again, lubricating cup is entered by filter core B, because in lubricating cup, machine oil has adhesive attraction, residual aerial dust is clung by pasta, and air is due to the suction continuation of Carburetor being walked, the fluid particle that machine oil produces then by filter core C and D institute absorbing and filtering, can enter Carburetor finally by relief opening.
The beneficial effects of the utility model are: first air is filtered by grade one filter, again through filter core, lubricating cup, filter element filtering, can dust better in filtered air, for internal-combustion engine provides cleaner air for burning, be particularly useful for the situation that in the working environments such as microtilling machine, air Dust Capacity is large.Lubricating cup is provided with oil level observation panel, does not need to take off the oil level in air filter upper cover and observable lubricating cup, very convenient; During cleaning, only need grade one filter lid to open can take out filter core A, air filter upper cover is opened, the first nut is screwed out, just seat under air filter upper cover and air filter separately just can be taken out filter core B, C, D and clean; Have structure simple, design the features such as ingenious, easy to clean, and the impurity that can filter out well in air and dust.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the plan view of Fig. 1.
Fig. 3 is the B-B sectional view of Fig. 2.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail:
Secondary filter air filter shown in composition graphs 1-3, is made up of the grade one filter 4 etc. of seat 2 and air filter base 3 and cylindrical shape under air filter upper cover 1, air filter.Be provided with in grade one filter housing and parallel to an axis circumferentially equally distributed filter core support 41, filter core A42 is fixed in grade one filter housing by filter core support 41, the sidewall of grade one filter housing has inlet hole 43; The front end of grade one filter 4 is provided with grade one filter lid 44, side near grade one filter lid 44 in grade one filter housing is provided with the second filter core pressing plate 45, be provided with filter core holddown spring 46 between second filter core pressing plate 45 and grade one filter lid 44 act on the first filter core pressing plate 45 thus compress filter core A42, make filtering effect better.Grade one filter 4 is also provided with journal stirrup 47 is installed, grade one filter can be fixed on other components, prevent grade one filter from rocking.
The rear end of grade one filter 4 is connected with the front end of flexible pipe 5, and the rear end of flexible pipe 5 is connected with the suction tude 11 that air filter upper cover 1 is arranged; Under air filter upper cover 1 and air filter, seat 2 snaps together and forms air filter main body, air filter base 3 is positioned at below air filter main body, air filter base 3 is provided with relief opening 31, seat 2 under air filter upper cover 1, air filter and air filter base 3 from bottom to top through air filter main body, and are locked together in conjunction with the first nut 6 by the center-pole 32 on air filter base 3; In air filter main body, be provided with filter core box 7 and lubricating cup 8, lubricating cup 8 is positioned at immediately below filter core box 7, and filter core box 7 is sleeved on center-pole 32, and is locked by the second nut 9, and the second nut 9 is wing nut.
The middle part of filter core box 7 outer wall horizontally outward extends to form on the first filter core pressing plate 71, first filter core pressing plate 71 and is provided with air passing hole; Cartridge support post 81 is provided with in lubricating cup 8; On filter core box 7 outer wall, cover has filter core B72, filter core B72 is clipped between cartridge support post 81 and the first filter core pressing plate 71, overlap from the bottom up between filter core box 7 outer wall and inner core and have filter core C73 and filter core D74, filter core box 7 inner core is provided with spacing rib 75, and be pressed in the top of filter core D74, make to leave distance between filter core D74 and filter core box 7 top, preventing filter core D from moving to filter core box top affects gas and enters air guide channel.Filter core A42, filter core B72, filter core C73, filter core D74 are foam filter elements, and the cost of material is low, source wide, easily changes installation.
Lubricating cup 8 is also sleeved on center-pole 32, and the inner diameter of steel flue of lubricating cup 8 and filter core box 7 is all greater than the air guide channel 10 of the diameter formation up/down perforation of center-pole 32; Air enters air filter main body from grade one filter 4, enters lubricating cup 8 via filter core B72, out enters air guide channel 10 via filter core C73 and filter core D74 from lubricating cup 8, then enters the relief opening 31 on air filter base 3.Lubricating cup 8 is also provided with oil level observation panel 82, air filter upper cover and the change of observable oil level need not be taken off, very convenient.
Preferably, air filter upper cover 1 is provided with seal ring with seat 2 fastening place under air filter, and the installed position of lubricating cup 8 under air filter on seat 2 is also provided with seal ring, the sand and dust around completely isolated air filter.
The filtration route of gas in air filter as shown by the arrows in Figure 3.
Claims (8)
1. a secondary filter air filter, comprise seat (2) and air filter base (3) under air filter upper cover (1), air filter, it is characterized in that: also comprise cylindric grade one filter (4), filter core support (41) is provided with in described grade one filter housing, filter core A (42) is fixed in grade one filter housing by filter core support (41), the sidewall of grade one filter housing has inlet hole (43);
The rear end of described grade one filter (4) is connected with the front end of flexible pipe (5), and the rear end of flexible pipe (5) is connected with the upper suction tude (11) arranged of air filter upper cover (1), under air filter upper cover (1) and air filter, seat (2) snaps together and forms air filter main body, described air filter base (3) is positioned at below air filter main body, air filter base (3) is provided with relief opening (31), seat (2) under air filter upper cover (1), air filter and air filter base (3) from bottom to top through air filter main body, and are locked together in conjunction with the first nut (6) by the center-pole (32) on air filter base (3), filter core box (7) and lubricating cup (8) is provided with in air filter main body, described lubricating cup (8) is positioned at immediately below filter core box (7), described filter core box (7) is sleeved on center-pole (32), and by the second nut (9) locking, the middle part of filter core box (7) outer wall horizontally outward extends to form the first filter core pressing plate (71), and described first filter core pressing plate (71) is provided with air passing hole, cartridge support post (81) is provided with in lubricating cup (8), on filter core box (7) outer wall, cover has filter core B (72), filter core B (72) is clipped between cartridge support post (81) and the first filter core pressing plate (71), overlap from the bottom up between outer wall and inner core at filter core box (7) and have filter core C (73) and filter core D (74), distance is left between described filter core D (74) and filter core box (7) top, described lubricating cup (8) is also sleeved on center-pole (32), the inner diameter of steel flue of lubricating cup (8) and filter core box (7) is all greater than the air guide channel (10) of the diameter formation up/down perforation of center-pole (32), air enters air filter main body from grade one filter (4), lubricating cup (8) is entered via filter core B (72), out enter air guide channel (10) via filter core C (73) and filter core D (74) from lubricating cup (8), then enter the relief opening (31) on air filter base (3).
2. secondary filter air filter as claimed in claim 1, it is characterized in that: the front end of described grade one filter (4) is provided with grade one filter lid (44), side near grade one filter lid (44) in grade one filter housing is provided with the second filter core pressing plate (45), is provided with filter core holddown spring (46) and acts on the first filter core pressing plate (45) thus compress filter core A (42) between described second filter core pressing plate (45) and grade one filter lid (44).
3. secondary filter air filter as claimed in claim 1, it is characterized in that: described filter core box (7) inner core is provided with spacing rib (75), and be pressed in the top of filter core D (74), make to leave distance between filter core D (74) and filter core box (7) top.
4. secondary filter air filter as claimed in claim 1, is characterized in that: described lubricating cup (8) is provided with oil level observation panel (82).
5. secondary filter air filter as claimed in claim 1, is characterized in that: described filter core A (42), filter core B (72), filter core C (73), filter core D (74) are foam filter elements.
6. secondary filter air filter as claimed in claim 1, is characterized in that: described grade one filter (4) is provided with installs journal stirrup (47).
7. secondary filter air filter as claimed in claim 1, is characterized in that: described second nut (9) is wing nut.
8. secondary filter air filter as claimed in claim 1, it is characterized in that: described air filter upper cover (1) is provided with seal ring with seat (2) fastening place under air filter, and the installed position of described lubricating cup (8) under air filter on seat (2) is also provided with seal ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520678932.1U CN204921207U (en) | 2015-09-02 | 2015-09-02 | Empty filter of secondary filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520678932.1U CN204921207U (en) | 2015-09-02 | 2015-09-02 | Empty filter of secondary filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204921207U true CN204921207U (en) | 2015-12-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520678932.1U Active CN204921207U (en) | 2015-09-02 | 2015-09-02 | Empty filter of secondary filter |
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| Country | Link |
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| CN (1) | CN204921207U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112832905A (en) * | 2021-01-07 | 2021-05-25 | 浙江耀锋动力科技有限公司 | Power generator set |
-
2015
- 2015-09-02 CN CN201520678932.1U patent/CN204921207U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112832905A (en) * | 2021-01-07 | 2021-05-25 | 浙江耀锋动力科技有限公司 | Power generator set |
| CN112832905B (en) * | 2021-01-07 | 2022-04-01 | 浙江耀锋动力科技有限公司 | Power generator set |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |