CN201531337U

CN201531337U - Four-stage air filter of heavy-duty car

Info

Publication number: CN201531337U
Application number: CN2009202814121U
Authority: CN
Inventors: 张春明
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-11-12
Filing date: 2009-11-12
Publication date: 2010-07-21
Anticipated expiration: 2019-11-12

Abstract

The utility model discloses a four-stage air filter of heavy-duty car, wherein, the outlet duct of the first stage prefiltration water proof dust removing apparatus is communicated to the swirl chamber of the second stage prefiltration swirl dust emission apparatus housing; air outlet ends of several swirl pipes (10) are provided in the swirl chamber, and is communicated to the air-intake chamber of third stage fine filter oil bath dust removal apparatus housing through an outlet duct (11) connected the other side housing on the swirl chamber; an air-out chamber housing of cup-strainer core (7) is arranged above the filter engine oil (6), and is communicated to the air-intake chamber of the fourth stage fine filter apparatus housing; air outlet of the fine filter element (8) is arranged on the air-intake chamber, and is communicated to the outlet duct (13) arranged on the housing. dual prefiltration and fine filtration four-stage air cleaning is effectively performed to the powder dust impurities contained in the air to be filtered entering in the filter apparatus, to reduce the disassembly, cleaning maintenance and mounting numbers that staff performs to the filter apparatus sometimes, thereby obviously improving transport operation efficiency, air cleaning quality and engine service life.

Description

Heavy-duty car level Four air-strainer

(1) technical field: the utility model relates to air filter for automobile; Be specifically related to a kind of heavy-duty car level Four air-strainer.

(2) background technique: heavy-duty car air-strainer of the prior art normally is made of three grades of filters.When heavy-duty car is worked under the wild environment badly that dust impurity flies upward, do not reach the filtering quality requirement of car engine air admittance, as open coal mine exploitation loading and unloading Coal Transport, rely on the one-level coarse filtration and the secondary half smart filter of described three grades of filters, still have the air filtering for the treatment of of the many dust impurity of quantity, also will be through three grades of essence filters of papery filter core, often cause the obstruction of papery filter core, usually eight hours staff of less than just need to its air-strainer dismantle, clean and maintenance, installation, obviously reduced the efficient of transport; As untimely clean and maintenance, the dust impurity that contains by the filtered air in the papery filter core that stops up enters the motor of work, has reduced the working life of motor.

(3) summary of the invention: at the deficiency of above-mentioned prior art existence, the purpose of this utility model is to provide a kind of heavy-duty car level Four air-strainer, be intended to reduce a staff often to its dismantle, the number of times of clean and maintenance, installation, the working life of improving transport efficient and air filtering quality and motor.

For achieving the above object, the technological scheme of the utility model heavy-duty car level Four air-strainer is achieved in that it is the steam outlet pipe of the anti-dust collect unit by water of one-level coarse filtration, is communicated with the eddy flow chamber of secondary coarse filtration eddy flow dust exhaust housing; Described eddy flow chamber is provided with the dust discharge end of some cyclone tubes, and the laying dust chamber that is provided with eddy flow chamber one side body is communicated with; Described laying dust cavity shell is provided with dust exhaust port; The outlet side of described cyclone tube, by the steam outlet pipe that is connected with on the opposite side housing of eddy flow chamber, the air-inlet cavity of bathing the device for reducing dust housing with three grades of smart oil strains is communicated with; Described air-inlet cavity housing bottom is equipped with filtering machine oil; Described filtering machine oil top is provided with cup-strainer core; The housing of described cup-strainer core top outlet chamber is communicated with the air-inlet cavity of the smart filter of level Four filter housing; Described air-inlet cavity is provided with smart filter core; The air outlet hole of described smart filter core is communicated with the steam outlet pipe that housing is provided with.

The utility model is by taking the linkage structure of above-mentioned level Four filter, when heavy-duty car is worked under the wild environment badly that dust impurity flies upward, to entering the dust impurity that air filtering contains for the treatment of in the filter, carry out the level Four air filtering of dual coarse filtration and smart filter effectively.Compare with prior art, reduced the staff often to its dismantle, the number of times of clean and maintenance, installation, working life of having improved transport efficient and air filtering quality and motor significantly.

(4) description of drawings: Fig. 1 is a sectional view of the present utility model;

Fig. 2 be among Fig. 1 A-A to sectional view;

Fig. 3 be among Fig. 1 B-B to partial sectional view.

(5) embodiment: Fig. 1-shown in Figure 3.This heavy-duty car level Four air-strainer, it is by the steam outlet pipe 3 of the anti-dust collect unit by water of one-level coarse filtration, is communicated with the eddy flow chamber of secondary coarse filtration eddy flow dust exhaust housing; Described eddy flow chamber is provided with the dust discharge end of some cyclone tubes 10, and the laying dust chamber 4 that is provided with eddy flow chamber one side body is communicated with; Described laying dust cavity shell bottom is provided with dust exhaust port 5; The outlet side of described cyclone tube 10 (Fig. 1, shown in Figure 3), by the steam outlet pipe 11 that is connected with on the opposite side housing of eddy flow chamber, the air-inlet cavity 12 of bathing the device for reducing dust housing with three grades of smart oil strains is communicated with; Described air-inlet cavity housing bottom is equipped with filtering machine oil 6; Described filtering machine oil top is spacing and is provided with two Steel net cores 7 (Fig. 1, shown in Figure 2); The housing of described cup-strainer core top outlet chamber is communicated with the air-inlet cavity of the smart filter of level Four filter housing, and described air-inlet cavity is provided with the smart filter core 8 of papery; The air outlet hole of described smart filter core is communicated with (Fig. 1, shown in Figure 2) with the steam outlet pipe 13 that housing is provided with.During use, the utility model steam outlet pipe 13 joins with the heavy-duty car engine intake.When heavy-duty car at dust impurity or/and when working under the wild environment badly that the sleet globule flies upward, under the powerful suction that engine charge produces, contain dust impurity or/and the sleet globule treat air filtering, the inclination suction port of preventing the waterproof airscoop shroud of dust collect unit by water by the one-level coarse filtration enters its inner chamber (shown in Figure 1), promote wind acanthus leaf 1 simultaneously and do high speed rotating formation powerful air eddy flow, at this moment contain the heavier dust impurity of proportion or/and the sleet globule treat air filtering, inclined-plane shunting by cone-shaped air inlet fluid dividing cover 2, under the high-speed rotational effect of rotating blading plate 1, discharge (shown in Figure 1) rapidly by the dust exhaust port 9 on the waterproof airscoop shroud bottom.Contain the slightly heavy dust impurity of proportion this moment or/and the sleet globule treat air filtering, enter the eddy flow chamber of secondary coarse filtration eddy flow dust exhaust housing by its steam outlet pipe 3, through cyclone tube 10 dust discharge end secondaries described proportion is omited heavy dust impurity or/and the sleet globule, eddy flow enters the laying dust chamber 4 that eddy flow chamber one side body is provided with, and discharges (shown in Figure 1) by dust exhaust port 5 quick eddy flows.Contain after the secondary coarse filtration light specific gravity dust impurity or/and the sleet globule treat air filtering, outlet side by cyclone tube 10, the steam outlet pipe 11 that is connected with on the opposite side housing of eddy flow chamber enters the air-inlet cavity 12 that three grades of smart oil strains are bathed the device for reducing dust housing, under the effect of strength rotational flow air, treat air filtering equably impulse enter and carry out the smart filter of oil bath filtering in the filtering machine oil 6.After the smart filter of oil bath filtering, the air filtering for the treatment of that contains the very light dust impurity of proportion, essence filter by two-layer Steel net core 7, enter the air-inlet cavity of the smart filter of level Four filter housing, enter in the motor work (shown in Fig. 1, Fig. 2 direction of arrow) after the essence filter of the smart filter core 8 of papery is discharged from steam outlet pipe 13.Finished the level Four air filtering of dual coarse filtration and smart filter successively.

The above only is a preferred implementation of the present utility model.Be noted that for the person of ordinary skill of the art; under the prerequisite that does not break away from the principle of the invention; need not other technical characteristics that the process creative work just can be associated; can also make some modification or/and improve; these variations obviously all should be considered as equivalent feature, all belong within the protection domain of the utility model patent.

Claims

1. heavy-duty car level Four air-strainer is characterized in that: the steam outlet pipe (3) of the anti-dust collect unit by water of one-level coarse filtration is communicated with the eddy flow chamber of secondary coarse filtration eddy flow dust exhaust housing; Described eddy flow chamber is provided with the dust discharge end of some cyclone tubes (10), is communicated with the laying dust chamber (4) that eddy flow chamber one side body is provided with; Described laying dust cavity shell is provided with dust exhaust port (5); The outlet side of described cyclone tube (10), by the steam outlet pipe (11) that is connected with on the opposite side housing of eddy flow chamber, the air-inlet cavity (12) of bathing the device for reducing dust housing with three grades of smart oil strains is communicated with; Described air-inlet cavity housing bottom is equipped with filtering machine oil (6); Described filtering machine oil top is provided with cup-strainer core (7); The housing of described cup-strainer core top outlet chamber is communicated with the air-inlet cavity of the smart filter of level Four filter housing; Described air-inlet cavity is provided with smart filter core (8); The air outlet hole of described smart filter core is communicated with the steam outlet pipe (13) that housing is provided with.