CN206555037U

CN206555037U - A kind of air filter for diesel engine

Info

Publication number: CN206555037U
Application number: CN201720299956.5U
Authority: CN
Inventors: 曾光明
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-03-20
Filing date: 2017-03-20
Publication date: 2017-10-13
Anticipated expiration: 2027-03-20

Abstract

The utility model discloses a kind of Novel diesel engine air cleaner, including filter casing, cleaner top cover and filter case, the middle position of the filter casing is provided with outlet pipe, the upper end of the outlet pipe is internally provided with threaded post fixed support close to filter casing, the support bracket fastened upper end middle position of threaded post is provided with fixed installation threaded post, the lower end of the outlet pipe is internally provided with filter core spacing preiection close to filter casing, the filter case is arranged on the inside of filter casing close to the top of filter core spacing preiection, the lower end of the filter case is provided with filter core bottom gasket at the position of filter core spacing preiection；Original woven wire filter core is substituted using sponge filter core, because the hole of sponge is smaller, is easy to lift diesel engine air filter effect, sponge filter core is easy on the premise of the air inflow of diesel engine is not influenceed, filtering that can be to dust and mud.

Description

A kind of air filter for diesel engine

Technical field

The utility model belongs to air filter for diesel engine technical field, and in particular to a kind of Novel diesel engine air-filtering Device.

Background technology

Air cleaner (filter) is located in engine aspirating system, and it is by the filtering of one or several clean airs Device part composition.Its main function is to filter out objectionable impurities in the air that will enter cylinder, to reduce cylinder, piston, work The premature wear of plug ring, valve and valve seating.Cleaner is filtered by air, machine oil and fuel oil to entrance engine, It is essential in automobile engine while also improve the operating efficiency of engine so as to play a part of protecting engine Part.

The air cleaner of existing diesel engine use woven wire filter core, poor filtration effect, it is impossible to effectively filter out impurity, Easy wire wear and rupture is used for a long time, and service life is short, and the wire of fracture is unfavorable for diesel oil into diesel engines Machine runs well, and influences the service life of diesel engine, and woven wire filter core causes product heavier, is not easy to asking for installation Topic, is this it is proposed that a kind of Novel diesel engine air cleaner.

Utility model content

The purpose of this utility model is to provide a kind of Novel diesel engine air cleaner, to solve in above-mentioned background technology Propose that the air cleaner of existing diesel engine uses woven wire filter core, poor filtration effect, it is impossible to effectively filter out impurity is unfavorable Run well in diesel engine, and woven wire filter core causes product heavier, the problem of being not easy to install.

To achieve the above object, the utility model provides following technical scheme：A kind of Novel diesel engine air cleaner, bag Filter casing, cleaner top cover and filter case are included, the middle position of the filter casing is provided with outlet pipe, institute The upper end for stating outlet pipe is internally provided with threaded post fixed support close to filter casing, and the threaded post is support bracket fastened Upper end middle position is provided with fixed installation threaded post, and the lower end of the outlet pipe is set close to the inside of filter casing There is filter core spacing preiection, the filter case is arranged on the inside of filter casing close to the top of filter core spacing preiection, described The lower end of filter case is provided with filter core bottom gasket, the filter core bottom gasket at the position of filter core spacing preiection and set Filter core air admission hole is equipped with, the inside of the filter case is provided with filter core inside exhaust pipe at the position of outlet pipe, described The inside of filter case is provided with sponge filter core on the outside of filter core inside exhaust pipe, and the upper end of the filter case is provided with filter Core anti-dropout top cover, the cleaner top cover is arranged on the top of filter case, the company of the cleaner top cover and filter case The place of connecing, which is provided with above filter core snap fit tabs, and cleaner top cover, is provided with setting-up piece, in the fixed installation threaded post Wing bolt is provided with above setting-up piece.

It is preferred that, the cleaner top cover is fixedly connected with outlet pipe by setting-up piece and fixed installation threaded post.

It is preferred that, the sponge filter core is fixedly connected with filter case by filter core anti-dropout top cover.

It is preferred that, the sponge filter core is hollow cylinder shape structure.

It is preferred that, the threaded post fixed support is integral type structure with outlet pipe.

Compared with prior art, the beneficial effects of the utility model are：Original woven wire is substituted using sponge filter core Filter core, because the hole of sponge is smaller, is easy to lift diesel engine air filter effect, sponge filter core is easy to do not influenceing diesel engine Air inflow on the premise of, filtering that can be to dust and mud solves asking for the woven wire big poor filtration effect of filter core hole Topic, while sponge filter core wearability is good, noise is small when using, and is easy to protection diesel engine normally to operate, and solves because of metal filter The problem of core fracture enters diesel engines, influence diesel engine service life；While sponge filter screen weight opposing metallic silk screen Filter core is lighter, is easy to user that installation is fixed, and solves the problem of woven wire filter core weight re-mounts inconvenience.

Brief description of the drawings

Fig. 1 is structural representation of the present utility model；

Fig. 2 is internal structure schematic diagram of the present utility model；

Fig. 3 is the overlooking the structure diagram of filter core in the utility model；

Fig. 4 is the polycrystalline substance schematic diagram of filter core in the utility model.

In figure：Threaded post, 4- wing bolts is fixedly mounted, outside 5- cleaners in 1- filter cores snap fit tabs, 2- setting-up pieces, 3- Shell, 6- outlet pipes, 7- cleaners top cover, 8- filter cases, 9- threaded posts fixed support, 10- filter cores bottom gasket, 11- filters Core spacing preiection, 12- filter core anti-dropouts top cover, 13- sponge filter cores, 14- filter cores inside exhaust pipe, 15- filter core air admission holes.

Embodiment

Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment obtained, belongs to the scope of the utility model protection.

Fig. 1-4 are referred to, the utility model provides a kind of technical scheme：A kind of Novel diesel engine air cleaner, including Filter casing 5, cleaner top cover 7 and filter case 8, the middle position of filter casing 5 are provided with outlet pipe 6, go out The upper end of feed channel 6 is internally provided with threaded post fixed support 9, the upper end of threaded post fixed support 9 close to filter casing 5 Middle position is provided with fixed installation threaded post 3, and the lower end of outlet pipe 6 is internally provided with filter close to filter casing 5 Core spacing preiection 11, filter case 8 is arranged on the inside of filter casing 5 outside the top of filter core spacing preiection 11, filter core The lower end of shell 8 is provided with filter core bottom gasket 10, filter core bottom gasket 10 at the position of filter core spacing preiection 11 and set There is filter core air admission hole 15, the inside of filter case 8 is provided with filter core inside exhaust pipe 14, filter core at the position of outlet pipe 6 The inside of shell 8 is provided with sponge filter core 13 close to the outside of filter core inside exhaust pipe 14, and the upper end of filter case 8 is provided with filter core Anti-dropout top cover 12, cleaner top cover 7 is arranged on the top of filter case 8, the junction of cleaner top cover 7 and filter case 8 Filter core snap fit tabs 1 are provided with, and the top of cleaner top cover 7 is provided with setting-up piece 2, is fixedly mounted close in threaded post 3 The top of setting-up piece 2 is provided with wing bolt 4.

It is connected for the ease of cleaner top cover 7 with outlet pipe 6, in the present embodiment, it is preferred that cleaner top cover 7 is with going out Feed channel 6 is fixedly connected by setting-up piece 2 with threaded post 3 is fixedly mounted.

For the ease of the fixation of sponge filter core 13, in the present embodiment, it is preferred that sponge filter core 13 passes through with filter case 8 Filter core anti-dropout top cover 12 is fixedly connected.

For the ease of the installation of sponge filter core 13, in the present embodiment, it is preferred that sponge filter core 13 is hollow cylinder shape knot Structure.

For the ease of the assembling of air cleaner, in the present embodiment, it is preferred that threaded post fixed support 9 and outlet pipe 6 For integral type structure.

The insertion of fixed installation threaded post 3 in the utility model is arranged on the upper end of threaded post fixed support 9, and and screw thread Post fixed support 9 is integral type structure.

Operation principle of the present utility model and use flow：The Novel diesel engine air cleaner, filtering oil is added to In filter casing 5, be fixedly mounted on a diesel engine by outlet pipe 6, after installing, when diesel engine in use, air from The inside of filter casing 5 is entered in space between cleaner top cover 7 and filter casing 5, then air is through cleaner After filtering oil filtering inside shell 5, the space that filter case 8 separates with filter casing 5 is entered from filter core spacing preiection 11 Enter to inside filter case 8, then filtered by sponge filter core 13, enter the inside of cleaner top cover 7, and then from spiral shell Entered in the space of line post fixed support 9 in filter core inside exhaust pipe 14, then enter diesel engine from outlet pipe 6.

While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art, It is appreciated that these embodiments can be carried out in the case where not departing from principle of the present utility model and spirit a variety of changes, repaiies Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.

Claims

1. a kind of air filter for diesel engine, including filter casing (5), cleaner top cover (7) and filter case (8), it is special Levy and be：The middle position of the filter casing (5) is provided with outlet pipe (6), and the upper end of the outlet pipe (6) is leaned on Nearly filter casing (5) is internally provided with the middle of threaded post fixed support (9), the upper end of the threaded post fixed support (9) Fixed installation threaded post (3) is provided with position, the lower end of the outlet pipe (6) is set close to the inside of filter casing (5) Filter core spacing preiection (11) is equipped with, the filter case (8) is arranged on the inside of filter casing (5) close to filter core spacing preiection (11) top, the lower end of the filter case (8) is provided with filter core bottom pad at the position of filter core spacing preiection (11) Enclose (10), be provided with filter core air admission hole (15) on the filter core bottom gasket (10), the inside of the filter case (8) is close to going out Filter core inside exhaust pipe (14) is provided with the position of feed channel (6), the inside of the filter case (8) is close to filter core inside exhaust pipe (14) sponge filter core (13) is provided with the outside of, the upper end of the filter case (8) is provided with filter core anti-dropout top cover (12), institute State the top that cleaner top cover (7) is arranged on filter case (8), the cleaner top cover (7) and the junction of filter case (8) It is provided with above filter core snap fit tabs (1), and cleaner top cover (7) and is provided with setting-up piece (2), the fixed installation screw thread On post (3) wing bolt (4) is provided with above setting-up piece (2).

2. a kind of air filter for diesel engine according to claim 1, it is characterised in that：The cleaner top cover (7) with Outlet pipe (6) is fixedly connected by setting-up piece (2) with threaded post (3) is fixedly mounted.

3. a kind of air filter for diesel engine according to claim 1, it is characterised in that：The sponge filter core (13) and filter Core housing (8) is fixedly connected by filter core anti-dropout top cover (12).

4. a kind of air filter for diesel engine according to claim 1, it is characterised in that：During the sponge filter core (13) is Hollow round column type structure.

5. a kind of air filter for diesel engine according to claim 1, it is characterised in that：The threaded post fixed support (9) it is integral type structure with outlet pipe (6).