CN214836778U - Composite desert air filter - Google Patents
Composite desert air filter Download PDFInfo
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- CN214836778U CN214836778U CN202121388668.XU CN202121388668U CN214836778U CN 214836778 U CN214836778 U CN 214836778U CN 202121388668 U CN202121388668 U CN 202121388668U CN 214836778 U CN214836778 U CN 214836778U
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Abstract
The utility model discloses a combined type desert air cleaner, including prefiltering assembly and filter core, prefiltering assembly and filter core transverse arrangement have the transition chamber between prefiltering assembly and the filter core. The pre-filtering assembly and the filter element are transversely arranged, so that compared with the traditional longitudinal arrangement, the pre-filtering assembly saves the longitudinal space, has smaller longitudinal height and is suitable for the installation environment with smaller longitudinal space; and an air flow transition cavity is arranged between the pre-filtering assembly and the filter element, and the air flow is filtered by the pre-filtering assembly, collected to the transition cavity and then enters the filter element, so that the distribution uniformity of the air flow is improved, and the filtering efficiency is improved.
Description
Technical Field
The utility model belongs to the technical field of engine air intake system's air cleaner technique and specifically relates to a combined type desert air cleaner.
Background
The desert air filter is generally applied to vehicles used in severe working conditions with high dust concentration, such as mines, sand plants, desert zones and the like, and mainly used for filtering pollutants such as dust, sand grains and the like in air and providing clean air for engines. The desert air filter has two stages of coarse filtration and fine filtration.
The invention patent application 201910448865.7 of the applicant discloses a desert air filter, wherein a pre-filtering assembly (coarse filtering) and a filter element (fine filtering) of the desert air filter are longitudinally arranged, the filter element is arranged above the pre-filtering assembly, the longitudinal height of the desert air filter is higher, the desert air filter has higher requirements on longitudinal installation space, and the desert air filter is not suitable for installation environments with smaller longitudinal space.
SUMMERY OF THE UTILITY MODEL
The applicant provides a combined desert air filter with a reasonable structure aiming at the defects of the existing desert air filter, the pre-filtering assembly and the filter element are transversely arranged, and the filter element is horizontally arranged behind the pre-filtering assembly, so that the longitudinal space is saved, and the combined desert air filter is suitable for the installation environment with a smaller longitudinal space.
The utility model discloses the technical scheme who adopts as follows:
a combined desert air filter comprises a pre-filtering assembly and a filter element, wherein the pre-filtering assembly and the filter element are transversely arranged, and a transition cavity is arranged between the pre-filtering assembly and the filter element.
As a further improvement of the above technical solution:
the pre-filtering assembly is connected with the filter element through a tangential connecting structure.
The prefiltering assembly is arranged in a vertical part of a shell of the shell, the upper side of the vertical part is a transverse straight part, a transition cavity is arranged in the transverse straight part, the transverse straight part is connected to the wall surface of the upper side of the barrel body along the tangential direction to form the tangential connecting structure, the filter element is inserted in the barrel body, an annular cavity is arranged between the inner wall surface of the barrel body and the outer peripheral surface of the filter element, and the annular cavity is communicated with the transition cavity.
The rear side face of the transverse straight part of the shell connected with the barrel is an arc surface section, and the arc surface section is tangent to the barrel.
The cylinder body and the vertical part are arranged on the same side and are both positioned on the lower side of the vertical part.
The front side wall of the vertical part of the shell is provided with an air inlet pipe, the bottom of the vertical part is provided with a dust collecting cover, and the dust collecting cover is provided with a plurality of first dust exhaust valves.
An air outlet pipe is arranged on the end face of one side of the cylinder body, a rear cover is arranged on the end face of the other side of the cylinder body, and a second dust exhaust valve is arranged on the lower side of the rear cover.
A first bracket is fixedly arranged on the wall surface of the shell; and a second bracket is fixedly arranged on the wall surface of the cylinder body.
The pre-filtering assembly is integrally arranged in a V shape with two high sides and a low middle.
The upper surface and the lower surface of the pre-filtering assembly are both V-shaped surfaces.
The utility model has the advantages as follows:
the pre-filtering assembly and the filter element are transversely arranged, so that compared with the traditional longitudinal arrangement, the pre-filtering assembly saves the longitudinal space, has smaller longitudinal height and is suitable for the installation environment with smaller longitudinal space; and an air flow transition cavity is arranged between the pre-filtering assembly and the filter element, and the air flow is filtered by the pre-filtering assembly, collected to the transition cavity and then enters the filter element, so that the distribution uniformity of the air flow is improved, and the filtering efficiency is improved.
The utility model discloses a be connected in the tangential between prefiltering assembly and the filter core, after the air current of transition intracavity got into the annular chamber along the tangential, formed the whirl in the annular chamber, encircleed each position of filter core on the surface, the filter area that can each position of make full use of filter core improves filtration efficiency, the life of extension filter core.
The utility model discloses a trailing flank that horizontal straight portion and barrel link to each other is the cambered surface section, and the cambered surface section is tangent with the barrel, and the guide air current gets into the annular chamber, when reducing the air current resistance, can also improve the effect of encircleing behind the air current entering annular chamber, improves filtration efficiency.
The utility model discloses a prefiltering assembly wholly is the type that both sides are high, the centre is low and arranges, and shape upper surface and straight portion go up and have bigger air current between the side and flow through the space, and airflow channel is bigger promptly, and air resistance is lower, also has bigger storage ash space between V-arrangement lower surface and the collection dirt lid, and it is stronger to store up grey ability.
Drawings
Fig. 1 is a perspective view of the present invention.
Fig. 2 is a left side view of the present invention.
Fig. 3 is a sectional view taken along line a-a of fig. 2.
Fig. 4 is a sectional view taken along line B-B of fig. 3.
In the figure: 1. a housing; 11. a vertical portion; 12. a transverse straight portion; 13. a transition chamber; 14. a cambered surface section; 15. a first bracket; 2. an air inlet pipe; 3. a barrel; 31. a second bracket; 32. an annular cavity; 4. an air outlet pipe; 5. a dust collection cover; 6. a first dust exhaust valve; 7. a rear cover; 8. a second dust exhaust valve; 9. a pre-filter assembly; 10. and (3) a filter element.
Detailed Description
The following describes embodiments of the present invention with reference to the drawings.
As shown in fig. 1 to 4, the housing 1 of the present invention is a horizontal L-shaped housing having a vertical portion 11 and a horizontal portion 12. A pre-filtering assembly 9 is arranged in a vertical part 11 of the shell 1, an air inlet pipe 2 is arranged on the front side wall surface of the vertical part 11, a dust collecting cover 5 is fixedly arranged at the bottom of the vertical part 11, and a plurality of first dust exhaust valves 6 are arranged on the dust collecting cover 5; the wall surfaces of the vertical part 11 at two opposite sides are fixedly provided with first brackets 15. A transition cavity 13 is arranged in a transverse straight part 12 of the shell 1, the rear end part of the transverse straight part 12 is connected to the circumferential wall surface of the cylindrical barrel 3, the barrel 3 and the vertical part 11 are arranged on the same side and are both positioned on the lower side of the vertical part 11, and a second bracket 31 is fixedly arranged on the circumferential wall surface of the barrel 3; the filter element 10 is inserted in the cylinder 3, an annular cavity 32 is arranged between the inner wall surface of the cylinder 3 and the outer peripheral surface of the filter element 10, and the annular cavity 32 is communicated with the transition cavity 13; an air outlet pipe 4 is arranged on one side end face of the barrel 3, a rear cover 7 is arranged on the other side end face of the barrel, and a second dust exhaust valve 8 is arranged on the lower side of the rear cover 7. The pre-filtering assembly 9 and the filter element 10 are transversely arranged below the transverse straight part 12 of the shell 1, so that compared with the traditional longitudinal arrangement, the longitudinal space is saved, the longitudinal height is smaller, and the pre-filtering assembly is suitable for the installation environment with smaller longitudinal space; and an air flow transition cavity 13 is arranged between the pre-filtering assembly 9 and the filter element 10, and air flow is collected to the transition cavity 13 after being filtered by the pre-filtering assembly 9 and then enters the filter element 10, so that the distribution uniformity of the air flow is improved, and the filtering efficiency is improved.
As shown in fig. 3, the straight portion 12 of the housing 1 is tangentially connected to the upper side wall of the barrel 3, a tangential connection structure is formed between the pre-filtering assembly 9 and the filter element 10, and after the airflow in the transition chamber 13 tangentially enters the annular chamber 32, a rotational flow is formed in the annular chamber 32 and surrounds the surface of each portion of the filter element 10, so that the filtering area of each portion of the filter element 10 can be fully utilized, the filtering efficiency is improved, and the service life of the filter element 10 is prolonged. The rear side face of the transverse straight part 12 connected with the barrel 3 is an arc surface section 14, the arc surface section 14 is tangent to the barrel 3, airflow is guided to enter the annular cavity 32, airflow resistance is reduced, meanwhile, the surrounding effect of the airflow after entering the annular cavity 32 can be improved, and filtering efficiency is improved.
As shown in fig. 4, the pre-filtering assembly 9 is integrally arranged in a V-shape with two high sides and a low middle part, and the upper and lower surfaces are V-shaped surfaces, compared with the conventional plane, the space between the upper surface of the V-shape and the upper surface of the horizontal straight part 12 has larger airflow passing space, i.e. the airflow channel is larger, the airflow resistance is lower, the space between the lower surface of the V-shape and the dust collecting cover 5 has larger dust storage space, and the dust storage capacity is stronger.
When the utility model is used, dirty air containing dust and impurities enters from the air inlet pipe 2, enters into the transition cavity 13 after rough filtration of the pre-filtering assembly 9, enters into the annular cavity 32 from the transition cavity 13 in a tangential direction, and is discharged from the air outlet pipe 4 after fine filtration of the filter element 10; the dust impurities filtered by the pre-filtering assembly 9 are deposited on the dust collecting cover 5 and discharged from the first dust discharging valve 6; the dust impurities filtered by the filter element 10 are discharged from the second dust discharge valve 8.
The above description is illustrative of the present invention and is not intended to limit the present invention, and the present invention may be modified in any manner without departing from the spirit of the present invention.
Claims (10)
1. The utility model provides a combined type desert air cleaner, includes prefiltering assembly (9) and filter core (10), its characterized in that: the pre-filtering assembly (9) is arranged transversely to the filter element (10), and a transition cavity (13) is arranged between the pre-filtering assembly (9) and the filter element (10).
2. The composite desert air filter of claim 1, wherein: the pre-filtering assembly (9) is connected with the filter element (10) through a tangential connecting structure.
3. The composite desert air filter of claim 1 or 2, wherein: prefiltering assembly (9) sets up in the vertical portion (11) of shell (1), and vertical portion (11) upside is violently straight portion (12), and the inside transition chamber (13) that is of violently straight portion (12), and violently straight portion (12) constitute on being connected to the upside wall of barrel (3) along the tangential connection structure, cartridge (10) have in barrel (3), have annular chamber (32) between barrel (3) internal face and the filter core (10) outer peripheral face, annular chamber (32) intercommunication transition chamber (13).
4. The composite desert air filter of claim 3, wherein: the rear side surface of the transverse straight part (12) of the shell (1) connected with the cylinder body (3) is an arc surface section (14), and the arc surface section (14) is tangent to the cylinder body (3).
5. The composite desert air filter of claim 3, wherein: the cylinder (3) and the vertical part (11) are arranged at the same side and are both positioned at the lower side of the vertical part (11).
6. The composite desert air filter of claim 3, wherein: an air inlet pipe (2) is arranged on the front side wall surface of a vertical part (11) of the shell (1), a dust collecting cover (5) is arranged at the bottom of the vertical part (11), and a plurality of first dust exhaust valves (6) are arranged on the dust collecting cover (5).
7. The composite desert air filter of claim 3, wherein: an air outlet pipe (4) is arranged on the end face of one side of the cylinder body (3), a rear cover (7) is arranged on the end face of the other side of the cylinder body, and a second dust exhaust valve (8) is arranged on the lower side of the rear cover (7).
8. The composite desert air filter of claim 3, wherein: a first bracket (15) is fixedly arranged on the wall surface of the shell (1); the wall surface of the cylinder body (3) is fixedly provided with a second bracket (31).
9. The composite desert air filter of claim 1, wherein: the whole prefiltering assembly (9) is arranged in a V shape with high two sides and low middle.
10. The composite desert air filter of claim 9, wherein: the upper surface and the lower surface of the pre-filtering assembly (9) are both V-shaped surfaces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121388668.XU CN214836778U (en) | 2021-06-22 | 2021-06-22 | Composite desert air filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121388668.XU CN214836778U (en) | 2021-06-22 | 2021-06-22 | Composite desert air filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214836778U true CN214836778U (en) | 2021-11-23 |
Family
ID=78809134
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121388668.XU Active CN214836778U (en) | 2021-06-22 | 2021-06-22 | Composite desert air filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214836778U (en) |
-
2021
- 2021-06-22 CN CN202121388668.XU patent/CN214836778U/en active Active
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