CN218454788U - Novel two-stage desert air filter - Google Patents

Abstract

The utility model discloses a novel empty filter of doublestage desert, including integrated into one piece's last cylinder casing and below casing, both are inside to link up. The inside of going up the cylinder casing installs paper filter core assembly, goes up the both ends of cylinder casing and installs side cap and gas outlet side cap respectively. The inside mounting of below casing has the cyclone tube module, and the lateral wall upper portion of below casing is equipped with the air inlet, and the bottom of below casing is installed and is held the dirt drain pan, and both are fixed through support frame and butterfly nut, and the support frame is located the below casing and holds the inside of dirt drain pan and be located the below of cyclone tube module. This novel empty filter of doublestage desert can carry out the doublestage to the air of input engine and filter efficiently, guarantees that the engine is normal, high-efficient operation, and the leakproofness is good, and simple structure is dexterous, and be convenient for process and with low costs.

Description

Novel two-stage desert air filter

Technical Field

The utility model belongs to the technical field of vehicle air intake system, a novel empty filter in doublestage desert is related to.

Background

The air filter is a filter device for providing clean air for an engine, and the cleanliness of the air sucked by the air filter is required to be ensured in order to ensure the normal and efficient operation of the engine. If the filtering effect of the air filter is poor, the air containing impurities can be sucked into the engine, and the early wear and even cylinder scuffing of the engine can be caused. Therefore, it is important to improve the filtering efficiency of the air cleaner.

Common desert air filter casing generally is the stamping workpiece, and each part welds each other and forms, and this weight, outward appearance article feel are low, can appear rustting, casing warpage deformation, leakproofness subalternation problem in the use, and to a great extent reduces the life of empty filter, and the square casing and the cylinder that general doublestage plastics desert were strained link together through groove structure, and sealed effect is not good.

The utilization rate of the present double-stage desert air filter in the market of the heavy truck industry is generally higher, the advantages of the double-stage desert air filter in the aspects of water drainage, mud removal and environmental protection are outstanding due to the self structural characteristics, and the filtering efficiency of the desert air filter assembly is improved along with the continuous improvement of the use requirements. Aiming at the service environment and the installation position of an automobile, a plurality of single-stage, double-stage and multi-stage air filters are designed, the variety and the specification are various, the installation structure is complex, a common installation support and an air filter body are not integrally formed, and the air filter is inconvenient to install and replace after-sales service in the use process.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, an object of the utility model is to provide a novel empty filter of doublestage desert can carry out the doublestage to the air of input engine and filter efficiently, guarantees that the engine is normal, high-efficient operation, and the leakproofness is good, and simple structure is dexterous, and the processing of being convenient for and with low costs.

In order to achieve the above purpose, the technical scheme of the utility model is that: a novel double-stage desert air filter comprises an upper cylindrical shell and a lower shell which are integrally formed, and the upper cylindrical shell and the lower shell are communicated with each other. The inside of going up the cylinder casing installs paper filter core assembly, goes up the both ends of cylinder casing and installs side cap and gas outlet side cap respectively. The inside mounting of below casing has the cyclone tube module, and the lateral wall upper portion of below casing is equipped with the air inlet, and the bottom of below casing is installed and is held the dirt drain pan, and both are fixed through support frame and butterfly nut, and the support frame is located the below of below casing and the below that holds the inside of dirt drain pan and be located cyclone tube module, and the use of support frame and butterfly nut is convenient for the below casing and holds installation and dismantlement between the dirt drain pan. Air enters the cyclone tube module from the air inlet, is subjected to primary filtration through the cyclone tube module, and is subjected to secondary filtration through the paper filter element assembly, so that air double-stage filtration is realized.

Preferably, the support frame is integrally in an axisymmetric structure and comprises an I-shaped plate and two bolts, and the two bolts are fixed at the bottom of the I-shaped plate and penetrate through the dust holding bottom shell to be respectively matched and installed with the two butterfly nuts.

Preferably, two sleeves are arranged on the I-shaped plate, and the two bolts are respectively fixed on the two sleeves through threads.

Preferably, the top of the support frame is contacted with the bottom of the cyclone tube module, and the support frame plays a certain supporting role on the cyclone tube module. The two ends of the support frame are fixed on the lower shell through two first rivets respectively.

Preferably, the upper sealing ring at the top of the cyclone tube module and the lower sealing ring at the bottom of the cyclone tube module are both fixed with the inner wall of the lower shell through sealing glue, so that the sealing performance of the primary filtering system is improved.

Preferably, the bottom of lower sealing washer is fixed in the casing below through a plurality of second rivets on, and a plurality of second rivets play the supporting role to whole whirl pipe module, increase the stability of whirl pipe module installation.

Preferably, an annular gasket is arranged between the lower shell and the dust containing bottom shell, the section of the annular gasket along the vertical direction is U-shaped, and the top edge of the dust containing bottom shell is wrapped by the annular gasket. The annular gasket is used to increase the seal between the lower housing and the dust cup.

Preferably, the paper filter element assembly comprises a main filter element and a safety filter element, the main filter element is positioned inside the upper cylindrical shell, and two ends of the main filter element are respectively clamped and fixed by the side cover and the air outlet side cover; the safety filter element is positioned in the main filter element and is arranged on the inner side of the air outlet side cover through threads.

Preferably, air inlet department installs the intake pipe, and the lower extreme and the both sides of intake pipe adopt five self tapping screws to fix with the casing of below altogether, and the upper end of intake pipe is fixed with the casing of below through three bolt. The intake pipe is convenient for install and dismantle, guarantees installation intensity simultaneously.

Preferably, the outer wall of the upper cylindrical shell is provided with an upper grid reinforcing rib, and the upper grid reinforcing rib and the upper cylindrical shell are integrally formed; the outer wall of the lower shell is provided with lower grid reinforcing ribs, and the lower grid reinforcing ribs and the lower shell are integrally formed. The integrated into one piece mode is convenient for process and manufacture, goes up the grid strengthening rib and can improve the structural strength of whole empty filter with grid strengthening rib down.

The utility model provides a novel empty filter of doublestage desert structural design is advanced, reasonable, and is sealed effectual, can effectively prevent gas leakage, leak. Small volume, light weight and convenient installation and maintenance.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of an upper cylindrical shell and a lower cylindrical shell of the present invention;

fig. 3 is a left side view of the present invention;

FIG. 4 isbase:Sub>A cross-sectional view A-A of FIG. 3;

FIG. 5 is an enlarged view of portion A of FIG. 4;

FIG. 6 is a schematic structural view of the air inlet pipe of the present invention;

fig. 7 is a front view of the present invention;

FIG. 8 is a cross-sectional view taken along line B-B of FIG. 7;

FIG. 9 is an enlarged view of portion B of FIG. 8;

fig. 10 is a schematic structural view of the support frame of the present invention;

fig. 11 is a schematic structural view of the dust-containing bottom case of the present invention;

FIG. 12 is a cross-sectional view C-C of FIG. 7;

FIG. 13 is an enlarged view of portion C of FIG. 12;

fig. 14 is a schematic structural diagram of the vortex tube module of the present invention.

Description of the main element symbols:

1 upper cylindrical shell

11 side covers; 12 an air outlet side cover; 13 a main filter element; 14 a safety filter element; 15, thread; 16 mounting a bracket; 17 go up net check strengthening rib

2 lower case

21 an air inlet; 22 lower grid reinforcing rib

3 air inlet pipe

4 dust holding bottom case

41 bolt holes; 42 dust exhaust port; 43 dust exhaust bag; 44 annular gasket

5 support frame

51H-shaped plate; 52 a bolt; 53 a sleeve; 54 mounting holes; 55 first rivet

6 butterfly nut

7 cyclone tube module

71, an upper sealing ring; 72 lower sealing ring; 73 second rivet

Detailed Description

The technical solution provided by the present invention in the embodiment of the novel two-stage desert air filter will be clearly and completely described below with reference to the attached drawings in the embodiment of the present invention. It is to be understood that the disclosed embodiments are merely exemplary of the invention, and are not intended to limit the invention to the precise embodiments disclosed. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the scope of 22 of the present invention.

In the description of the present invention, it should be understood that the terms "center", "lateral", "longitudinal", "front", "back", "left", "right", "up", "down", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the scope of the invention.

As shown in fig. 1, fig. 2 and fig. 3, the utility model provides a novel two-stage desert air filter, which comprises an upper cylindrical shell 1 and a lower shell 2 which are integrally formed and internally communicated.

Go up cylindrical housing 1 and be the hollow circular cylinder sleeve structure, transversely set up, its both ends are installed side cap 11 and gas outlet side cap 12 respectively, and side cap 11 and gas outlet side cap 12 are all through the end fixing of bolt and last cylindrical housing 1. As shown in fig. 4 and 5, a paper filter element assembly is installed inside the upper cylindrical housing 1 for secondary filtering of air. The paper filter element assembly comprises a main filter element 13 and a safety filter element 14, wherein the main filter element 13 is positioned inside the upper cylindrical shell 1, and two ends of the main filter element are respectively clamped and fixed by the side cover 11 and the air outlet side cover 12; the safety filter 14 is located inside the main filter 13 and is mounted on the inside of the air outlet-side cover 12 by means of threads 15.

As shown in fig. 1, the bottom of the upper cylindrical casing 1 is provided with mounting brackets 16 at both sides of the lower casing 2, and the two mounting brackets 16 are integrally formed with the upper cylindrical casing 1 for integrally mounting the air filter to a corresponding device.

As shown in fig. 1, 2 and 6, the lower casing 2 is a hollow rectangular parallelepiped structure, and the top thereof communicates with the upper cylindrical casing 1. An air inlet 21 is arranged at the upper part of the side wall of the lower shell 2, an air inlet pipe 3 is arranged at the air inlet 21, and air is input from the air inlet pipe 3 and enters the air filter through the air inlet 21. The lower end and the two sides of the air inlet pipe 3 are fixed with the lower shell 2 through five self-tapping screws, and the upper end of the air inlet pipe 3 is fixed with the lower shell 2 through three bolts.

As shown in fig. 7 to 11, a dust-containing bottom case 4 is mounted on the bottom of the lower case 2, and both are fixed by a support frame 5 and a wing nut 6. As shown in fig. 10, the support frame 5 is integrally formed in an axisymmetric structure, and is composed of an "i" shaped plate 51 and two bolts 52, two sleeves 53 are provided on the "i" shaped plate 51, and the two sleeves 53 and the "i" shaped plate 51 are integrally formed. The sleeve 53 is internally threaded, and the two bolts 52 are screwed into the two sleeves 53, respectively. In practical applications, the bolt 52 and the sleeve 53 may also be fixed by welding, and are not limited in this respect. The support frame 5 is located inside the lower casing 2 and the dust containing bottom casing 4, and the two bolts 52 pass through the two bolt holes 41 formed in the dust containing bottom casing 4 and are respectively installed in cooperation with the two butterfly nuts 6 to fix the dust containing bottom casing 4. The i-shaped plate 51 has mounting holes 54 at both ends thereof and is fixed to the lower case 2 by first rivets 55 (see fig. 9). As shown in fig. 1 and 10, in the present embodiment, four mounting holes 54 are provided, and correspondingly, four first rivets 55 are provided, wherein two first rivets 55 are provided on the front wall of the lower case 2, and the other two first rivets 55 are provided on the rear wall of the lower case 2.

The dust holding bottom shell 4 is of an inverted trapezoidal shell structure, two dust discharge ports 42 are further formed in the dust holding bottom shell, and a dust discharge bag 43 is mounted at the dust discharge ports 42 and used for collecting dust, sundries and the like. In a preferred embodiment, as shown in fig. 9, an annular gasket 44 is disposed between the lower housing 2 and the dust-containing bottom case 4, the annular gasket 44 has a "U" shape in cross section in the vertical direction, and the top edge of the dust-containing bottom case 4 is covered by the annular gasket 44. The annular gasket 44 serves to increase the seal between the lower housing 2 and the dust cup 4.

As shown in fig. 12 to 14, the cyclone tube module 7 is installed inside the lower casing 2, the cyclone tube module 7 is located above the support frame 5, the bottom of the cyclone tube module 7 contacts with the top of the support frame 5, and the support frame 5 plays a certain supporting role for the cyclone tube module 7. The upper sealing ring 71 at the top of the cyclone tube module 7 and the lower sealing ring 72 at the bottom of the cyclone tube module are sealed and fixed with the inner wall of the lower shell 2 through sealant, so that the sealing performance of the primary filtering system can be improved. The bottom of the lower seal ring 72 is fixed to the lower case 2 by a plurality of second rivets 73 (see fig. 12). As shown in fig. 1, in the present embodiment, eight second rivets 73 are provided, and two second rivets are provided on each of the front, rear, left, and right walls of the lower case 2. A plurality of second rivets 73 play a supporting role to whole whirl pipe module 7, increase the stability of whirl pipe module 7 installation.

As also shown in fig. 1 and 2, in a preferred embodiment, an upper grid reinforcing rib 17 is provided on the outer wall of the upper cylindrical shell 1, and the upper grid reinforcing rib 17 and the upper cylindrical shell 1 are integrally formed; the outer wall of the lower shell 2 is provided with lower grid reinforcing ribs 22, and the lower grid reinforcing ribs 22 and the lower shell 2 are integrally formed. The integrated into one piece mode is convenient for process manufacturing, goes up grid strengthening rib 17 and lower grid strengthening rib 22 and can improve the structural strength of whole empty filter.

The utility model provides a novel doublestage desert air cleaner's theory of operation:

air containing impurities enters the cyclone tube module 7 from the air inlet pipe 3 through the air inlet 21, and is subjected to primary filtration through the cyclone tube module 7. The air after the primary filtration enters the interior of the upper cylindrical shell 1 and is filtered again through the main filter element 13 and the safety filter element 14 in sequence, so that secondary filtration is realized. Finally, the clean air after the secondary filtration is discharged from the air outlet side cover 12 and is conveyed to the engine, so that the cleanliness of the air entering the engine is ensured, and the normal operation of the engine is ensured. In the above process, the filtered dust and sundries will fall into the dust holding bottom case 4 and then be discharged into the dust discharge bag 43 through the dust discharge port 42. When the equipment stops running, the dust discharging and cleaning work can be finished by manually taking down the dust discharging bag 43.

It should be noted that: the above description is only the preferred embodiment of the present invention, and the scope of the present invention should not be limited once. Therefore, any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A novel double-stage desert air filter is characterized by comprising an upper cylindrical shell and a lower shell which are integrally formed and are communicated with each other,

a paper filter element assembly is arranged in the upper cylindrical shell, two ends of the upper cylindrical shell are respectively provided with a side cover and an air outlet side cover,

the dust collector is characterized in that a cyclone tube module is mounted inside the lower shell, an air inlet is formed in the upper portion of the side wall of the lower shell, a dust containing bottom shell is mounted at the bottom of the lower shell and fixed to the bottom shell through a support frame and a butterfly nut, and the support frame is located inside the lower shell and the dust containing bottom shell and located below the cyclone tube module.

2. The novel two-stage desert air filter as claimed in claim 1, wherein the support frame is integrally formed in an axisymmetric structure and is composed of an I-shaped plate and two bolts, and the two bolts are fixed to the bottom of the I-shaped plate and penetrate through the dust holding bottom shell to be respectively installed with the two butterfly nuts in a matching manner.

3. The novel two-stage desert air filter as claimed in claim 2, wherein said I-shaped plate is provided with two sleeves, and two said bolts are respectively fixed on two said sleeves through threads.

4. The novel two-stage desert air filter as claimed in claim 1, wherein the top of the supporting frame contacts with the bottom of the cyclone tube module, and the two ends of the supporting frame are fixed on the lower shell respectively through two first rivets.

5. The novel two-stage desert air filter as claimed in claim 1, wherein the upper sealing ring at the top and the lower sealing ring at the bottom of the cyclone tube module are fixed to the inner wall of the lower shell by sealing glue.

6. The novel two-stage desert air filter as claimed in claim 5, wherein the bottom of said lower sealing ring is fixed to said lower housing by a plurality of second rivets.

7. A novel two-stage air filter for desert as described in claim 1, wherein a ring gasket is provided between said lower housing and said dust pan, said ring gasket has a "U" shape in vertical cross section, and the top edge of said dust pan is covered by said ring gasket.

8. The novel two-stage desert air filter as claimed in claim 1, wherein said paper filter assembly comprises a main filter element and a safety filter element, said main filter element is located inside said upper cylindrical casing, and both ends of said main filter element are respectively fastened and fixed by said side cover and said air outlet side cover; the safety filter element is positioned in the main filter element and is installed on the inner side of the air outlet side cover through threads.

9. The novel two-stage desert air filter as claimed in claim 1, wherein an air inlet pipe is installed at the air inlet, the lower end and two sides of the air inlet pipe are fixed to the lower casing by adopting five self-tapping screws, and the upper end of the air inlet pipe is fixed to the lower casing by three bolts.

10. The novel two-stage desert air filter as claimed in claim 1, wherein the outer wall of the upper cylindrical shell is provided with upper grid reinforcing ribs, and the upper grid reinforcing ribs and the upper cylindrical shell are integrally formed; the outer wall of the lower shell is provided with lower grid reinforcing ribs, and the lower grid reinforcing ribs and the lower shell are integrally formed.

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