CN201105195Y

CN201105195Y - Multilevel filtering air filtering device

Info

Publication number: CN201105195Y
Application number: CNU2007200570994U
Authority: CN
Inventors: 靳天柱
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-09-11
Filing date: 2007-09-11
Publication date: 2008-08-27
Anticipated expiration: 2017-09-11

Abstract

The utility model relates to a multilevel air filter for filtering air, comprising a casing, an air inlet, an air outlet, a removable liquid storehouse, a separator, a fastigiated air passage, a filter otter board and a filter element; wherein, the air inlet is arranged at the outer side of the casing; the air outlet is arranged at the upper part of the casing; the removable liquid storehouse is connected with the lower part of the casing; the separator is arranged around the periphery of the casing; the fastigiated air passage is formed at the cavity, which is between the casing and the separator; the fastigiated air passage is communicated with the air inlet; the lower end of the fastigiated air passage leads to the liquid level of the liquid storehouse; the filter otter board is arranged at the lower part of the separator; the filter element is arranged in the inner cavity of the casing; one end of the filter element is communicated with the air outlet. The multilevel air filter has the advantages that: because the liquid storehouse and the casing can be removable and separated, when cleaning the air filter, the dirt can be cleared away directly after separating the liquid storehouse and the casing and the maintenance is very convenient; furthermore, the air filter with the structure adopts multilevel filtering with filter element and filter liquid, so the greatly improved filter effect provides more cleanly air to the engine of the motor vehicle; thereby, the abrasion of the engine is decreased and the service life of the engine is prolonged.

Description

A kind of multistage filtering air filter

Technical field

The utility model relates to a kind of motor car engine air filter, particularly a kind of multistage filtering air filter.

Background technology

Because arid is short of rain, and dust storm is bigger throughout the year, stirs up a cloud of dust, cause air to worsen in the many areas of China.The dust that motor vehicle is kicked up under steam is easy to suck cylinder through engine intake, thereby takes the wearing and tearing that each parts of engine have been aggravated at each position to by machine oil again.Wear medium in the motor car engine is mainly from airborne dust, and the overhead floating dust-size of road differs, and is serious to each component wear in the motor car engine.The patent No. is 200620129953.9, the applying date is on July 14th, 2006, the utility model patent that name is called " combined type multistage filtering air filter " discloses a kind of air filter, and this cleaner is made up of housing, air inlet, gas outlet, air intake duct, liquid storehouse, screen pack and cylindrical filter cartridge.Though this air filter has solved the problem that above-mentioned dust filters, but the liquid storehouse is arranged on enclosure interior can not separate with shell, cleaner is being cleared up when safeguarding to be brought inconvenience, and the architectural difference of this cleaner and existing cleaner is bigger, be difficult to cause promoting difficulty from the existing equipment repacking.

Summary of the invention

In order to overcome the deficiencies in the prior art, the purpose of this utility model is to provide a kind of multistage filtering air filter, and can separate with housing in dismounting in the liquid storehouse, clears up easy to maintenancely, is easy to promote the use of.

The technical scheme that its technical problem that solves the utility model adopts is:

A kind of multistage filtering air filter, comprise housing, hull outside is provided with air inlet, and housing top is provided with the gas outlet, described lower part of frame is connected with removable liquid storehouse, housing is provided with dividing plate along periphery, and the cavity between housing and the dividing plate forms the taper air flue, and described air flue is connected with air inlet, the liquid level in described liquid storehouse is led in the lower end of air flue, the bottom of described dividing plate is equipped with screen pack, and the housing inner chamber is provided with filter core, and an end of described filter core communicates with the gas outlet.

The beneficial effects of the utility model are: because can separate with housing in dismounting in the liquid storehouse, can directly the dirt of removing inside be separated in liquid storehouse and housing in the cleaning cleaner, bring convenience to maintenance; And the housing of this cleaner is similar substantially to existing equipment with the structure of filter core, just can reequip success as long as increase removable liquid storehouse from existing equipment with other corresponding assembly, has saved the cost of exchangeable device, is easy to promote the use of.The air filter of this filtration adopts filter core and liquid storehouse multistage filtering, and improving filter effect greatly empty can provide the air of cleaning for motor car engine, thereby has reduced the wearing and tearing of engine, prolongs the service life of engine.

Description of drawings

Below in conjunction with drawings and Examples the utility model is further specified.

Fig. 1 is a sectional structure schematic diagram of the present utility model;

Fig. 2 be Figure 1A to the structure enlarged drawing;

Fig. 3 is an operation principle schematic diagram of the present utility model;

Fig. 4 is the perspective view of dividing plate and spinning disk.

The specific embodiment

With reference to Fig. 1, a kind of multistage filtering air filter of the present utility model, comprise housing 1, housing 1 arranged outside has air inlet 2, housing 1 top is provided with gas outlet 3, the bottom of housing 1 is connected with removable liquid storehouse 4, housing 1 is provided with dividing plate 5 along periphery, cavity between housing 1 and the dividing plate 5 forms taper air flue 7, taper air flue 7 is connected with air inlet 2, and the liquid level in liquid storehouse 4 is led in the lower end of taper air flue 7, and the bottom of dividing plate 5 is equipped with screen pack 6, housing 1 inner chamber is provided with filter core, and an end of filter core communicates with gas outlet 3.Because can separate with housing 1 in dismounting in liquid storehouse 4, in the cleaning cleaner, can directly liquid storehouse 4 and housing 1 be separated and remove inner dirt, brought convenience to maintenance; And the housing of this cleaner is similar substantially to existing equipment with the structure of filter core, just can reequip success as long as increase removable liquid storehouse from existing equipment with other corresponding assembly, has saved the cost of exchangeable device, is easy to promote the use of.The air filter of this filtration adopts filter core and liquid storehouse multistage filtering, and improving filter effect greatly empty can provide the air of cleaning for motor car engine, thereby has reduced the wearing and tearing of engine, prolongs the service life of engine.

With reference to Fig. 2, Fig. 3, in the present embodiment, filter core is that the tubular of papery or foam is thick, fine filtering

core

8,9 combines, fine filtering core 9 is arranged on the inside of coarse filter element 8, one end of fine filtering core 9 is connected with gas outlet 3, be fixed with screw arbor assembly 10 in the gas outlet 3, thick, fine filtering

core

8,9 is fixedly mounted on the screw arbor assembly 10, and the bottom periphery of coarse filter element 8 also is set with anti-liquid cover 11.In the time of work, the gas outlet 3 of this air filter is connected with the air inlet of motor car engine, under the suction of engine running, air enters taper air flue 7 backs from the air inlet 2 in housing 1 outside and pours liquid storehouse 4 from the gas outlet of taper air flue 7 lower ends, entering housing 1 inner chamber after filtering through screen pack 6 then.Air passes through the filtration of coarse filter element 8 and fine filtering core 9 at last successively, enters cylinder by gas outlet 3, for engine provides the air of cleaning, thereby has reduced the wearing and tearing of dust to engine, has prolonged the service life of engine.Because the bottom periphery of coarse filter element 8 also is equipped with anti-liquid cover 11, can protect filter core to avoid filtrate to be splashed to the housing inner chamber and dip in wet filter core, prolonged the service life of filter core.

Choked flow net 12 is installed in the liquid storehouse 4, when air pours liquid storehouse 4, can keeps liquid steady, prevent too splashing of liquid, make that the adsorption effect of the 4 pairs of dust in liquid storehouse is better.

In addition, with reference to Fig. 1, Fig. 4, be provided with spinning disk 13 along periphery in the taper air flue 7, air enters behind the cleaner for the helical movement in the space between dividing plate 5 and housing 1 under the guiding of spinning disk 13, airborne dust is spun off, strengthen filter effect.

A kind of multistage filtering air filter of the present utility model, can separate with housing in dismounting in the liquid storehouse, clears up easy to maintenancely, and good filtration effect is the desirable corollary apparatus of motor car engine.

Claims

1. multistage filtering air filter, comprise housing (1), housing (1) arranged outside has air inlet (2), housing (1) top is provided with gas outlet (3), the bottom that it is characterized in that described housing (1) is connected with removable liquid storehouse (4), housing (1) is provided with dividing plate (5) along periphery, cavity between housing (1) and the dividing plate (5) forms taper air flue (7), described taper air flue (7) is connected with air inlet (2), the liquid level in described liquid storehouse (4) is led in the lower end of taper air flue (7), the bottom of described dividing plate (5) is equipped with screen pack (6), and housing (1) inner chamber is provided with filter core, and an end of described filter core communicates with gas outlet (3).

2. a kind of multistage filtering air filter according to claim 1, it is characterized in that described filter core is that the tubular of papery or foam is thick, fine filtering core (8,9) combines, described fine filtering core (9) is arranged on the inside of coarse filter element (8), and an end of fine filtering core (9) is connected with gas outlet (3).

3. a kind of multistage filtering air filter according to claim 1 and 2 is characterized in that being equipped with in the described liquid storehouse (4) choked flow net (12).

4. a kind of multistage filtering air filter according to claim 1 and 2 is characterized in that being provided with spinning disk (13) along periphery in the described taper air flue (7).

5. a kind of multistage filtering air filter according to claim 2, it is characterized in that being fixed with in the described gas outlet (3) screw arbor assembly (10), described thick, fine filtering core (8,9) is fixedly mounted on the screw arbor assembly (10), and the bottom periphery of described coarse filter element (8) also is set with anti-liquid cover (11).