CN215761978U - Novel air filter assembly - Google Patents
Novel air filter assembly Download PDFInfo
- Publication number
- CN215761978U CN215761978U CN202122234755.6U CN202122234755U CN215761978U CN 215761978 U CN215761978 U CN 215761978U CN 202122234755 U CN202122234755 U CN 202122234755U CN 215761978 U CN215761978 U CN 215761978U
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- Prior art keywords
- shell
- filter element
- filtering
- air
- air inlet
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- 238000001914 filtration Methods 0.000 claims abstract description 71
- 239000012535 impurity Substances 0.000 claims abstract description 48
- 238000011045 prefiltration Methods 0.000 claims abstract description 20
- 238000000926 separation method Methods 0.000 claims abstract description 13
- 239000000428 dust Substances 0.000 claims abstract description 8
- 238000009434 installation Methods 0.000 claims description 6
- 210000001503 joint Anatomy 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 10
- 239000002245 particle Substances 0.000 description 5
- 238000004140 cleaning Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model relates to a novel air filter assembly, and belongs to the technical field of air filters. Comprises a shell, a filter element and a pre-filtering device; the filter element is fixedly arranged in the shell, one end of the shell is an air outlet, and the other end of the shell is an air inlet; the pre-filtering device is fixedly arranged on the air inlet; the pre-filtering device comprises a cyclone air inlet cover for enabling air to enter in a rotating mode, a pre-filtering shell and rotating blades which are hinged to the inside of the pre-filtering shell and used for driving dust to move centrifugally; an impurity separation plate is fixedly arranged on the inner wall of the pre-filtering shell to form an impurity discharge groove, and the opening of the impurity discharge groove faces to the opposite direction of the rotation of air; the impurity discharge port is provided on the side wall of the prefilter case corresponding to the impurity discharge groove. The utility model is provided with the pre-filtering device and the fine filtering part, and the pre-filtering device is arranged at the air inlet of the fine filtering part, so that the air enters the fine filtering part for further fine filtering after being pre-filtered, thereby ensuring the air filtering effect.
Description
Technical Field
The utility model relates to a novel air filter assembly, and belongs to the technical field of air filters.
Background
In order to ensure that air sucked by an engine during operation is clean and dustless, an air filter is generally required to be installed at an inlet of the engine, and the air can remove dust, impurities and the like through the air filter.
At present, prefilters and filters are used more frequently, wherein the prefilters are mainly used for removing large-particle impurities, and the filters can finely filter air. The existing prefilters and filters are various in types and different in filtering effect, the integrated filtering effect of the prefilter and filter assembly structure is poor, the structure is large and complex, and built-in installation cannot be realized; improvements are needed.
Disclosure of Invention
The utility model aims to provide a novel air filter assembly.
In order to achieve the purpose, the utility model adopts the technical scheme that:
a novel air filter assembly comprises a shell, a filter element and a pre-filtering device; the filter element is fixedly arranged in the shell, one end of the shell is an air outlet, and the other end of the shell is an air inlet; the pre-filtering device is fixedly arranged on the air inlet; the pre-filtering device comprises a cyclone air inlet cover for enabling air to enter in a rotating mode, a pre-filtering shell and rotating blades which are hinged to the inside of the pre-filtering shell and used for driving dust to move centrifugally; an impurity separation plate is fixedly arranged on the inner wall of the pre-filtering shell to form an impurity discharge groove, and the opening of the impurity discharge groove faces to the opposite direction of the rotation of air; the impurity discharge port is provided on the side wall of the prefilter case corresponding to the impurity discharge groove.
The technical scheme of the utility model is further improved as follows: one end of the impurity separation plate is connected with the inner wall of the pre-filtering shell, and the other end of the impurity separation plate extends in an arc shape at a distance from the inner wall of the pre-filtering shell.
The technical scheme of the utility model is further improved as follows: the rotating blades comprise rotating shafts, connecting strips and fan blades, wherein one ends of the connecting strips are fixedly connected with the rotating shafts, and the other ends of the connecting strips are fixedly connected with the fan blades; the upper end of the rotating shaft is fixedly connected with the bearing, and the bearing is also connected with a bearing seat which penetrates through the center of the upper end face of the cyclone air inlet cover in a plug-in manner.
The technical scheme of the utility model is further improved as follows: the filter element comprises a primary filter element and a secondary fine filter element which are in cylindrical hollow structures; the secondary fine filter element is inserted in the primary filter element; the first-stage filter element is positioned in the center of the shell; the air outlet of the secondary fine filter element is in sealed butt joint with the air outlet of the shell.
The technical scheme of the utility model is further improved as follows: the inner side end face of the butt joint of the pre-filtering shell and the filter element is fixedly provided with a centering support seat for fixing and centering the filter element, and the outer end face of the centering support seat is provided with an installation groove; one end of the filter element is fixedly provided with a filter element seat, and the outer end surface of the filter element seat is integrally provided with a centering arc platform matched with the mounting groove.
The technical scheme of the utility model is further improved as follows: the pre-filtering shell is connected with the shell through a buckle.
The technical scheme of the utility model is further improved as follows: the cyclone air inlet cover is fixedly provided with a plurality of blades which enable air to rotate after passing through, and the blades are arranged into a turbine structure.
Due to the adoption of the technical scheme, the utility model has the following technical effects:
the utility model relates to a novel air filter assembly which is provided with a pre-filtering device and a fine filtering part, wherein the pre-filtering device is arranged at an air inlet of the fine filtering part, so that air enters the fine filtering part for further fine filtering after being pre-filtered; the utility model combines the pre-filtering device and the fine filtering device, and can ensure the air filtering effect.
The pre-filtering device part is provided with the structure that the rotating blades are matched with the cyclone air inlet cover, so that when air enters the pre-filtering device part, centrifugal rotation is realized, large particle impurities in the air are centrifugally separated, and the effect is good.
According to the utility model, the impurity separation plate is arranged on the inner wall of the pre-filtering shell, the impurity discharge groove is formed between the impurity separation plate and the inner wall of the pre-filtering shell, so that the impurity discharge groove is in a long and narrow structure, air carries impurities to rotate to enter the impurity discharge groove, and the impurity discharge port is arranged on the side wall of the pre-filtering shell corresponding to the impurity discharge groove, so that the impurities can be discharged more intensively and rapidly.
The utility model has compact structure, has the functions of pre-filtering air and filtering air, is particularly suitable for being arranged in a vehicle, can save space and reduce resistance, and has good comprehensive use effect.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of a filter cartridge of the present invention;
FIG. 3 is a schematic view of a pre-filtering apparatus according to the present invention;
FIG. 4 is a top view of the prefilter unit of the present invention;
FIG. 5 is a schematic view of a cartridge centering arrangement of the present invention;
FIG. 6 is a schematic view of a filter cartridge of the present invention
The device comprises a shell, a primary filter element, a secondary fine filter element, a gas outlet, a cyclone gas inlet cover, a pre-filtering shell, a rotating blade, 7-1 parts of rotating shafts, 7-2 parts of connecting strips, 7-3 parts of fan blades, 8 parts of impurity discharge grooves, 9 parts of impurity separation plates, 10 parts of impurity discharge ports, 11 parts of buckles, 12 parts of blades, 13 parts of centering supporting seats, 14 parts of filter element seats, 15 parts of centering arc tables.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The utility model relates to a novel air filter assembly which is arranged on an air inlet of an engine and used for filtering air, and can realize pre-filtering and fine filtering of the air and ensure the cleanness of the air entering the engine.
As shown in fig. 1 and 2, the air cleaner assembly includes a housing 1, a filter element, and a pre-filter device. Wherein, the filter element is fixedly arranged inside the shell 1 and used for finely filtering air. The pre-filtering device is used for pre-filtering air, and mainly discharges large-particle dust impurities and the like. One end of the shell 1 is an air outlet 4, and the other end is an air inlet. The pre-filtering device is fixedly arranged on the air inlet; the pre-filter device is mounted on the air inlet of the housing 1. Air enters the housing after passing through the pre-filtering device on the air inlet of the housing 1, is filtered by the filter element and then is discharged through the air outlet 4.
As shown in fig. 2 and 3, the prefilter device includes an air intake cover 5, a prefilter housing 6, and rotary vanes 7 which are hingedly disposed in the prefilter housing 6. The air intake cover 5 can rotate the passing air and enter the prefilter case 6, and the air enters the prefilter case 6 through the air intake cover 5 and is centrifugally rotated. The rotary vanes 7 are used to drive the dust in a centrifugal motion and to push large particles of dirt, such as dust, towards an edge position within the pre-filter housing 6. A foreign matter discharge port 10 is provided in a side wall of the prefilter case 6, and large-particle foreign matter such as dust can be discharged through the foreign matter discharge port 10.
Furthermore, in order to enable the impurities to be concentrated and quickly discharged, the impurity separation plate 9 is fixedly arranged on the inner wall of the pre-filtering shell 6, the impurity discharge groove 8 is formed between the impurity separation plate 9 and the inner wall of the pre-filtering shell 6, the opening of the impurity discharge groove 8 faces to the opposite direction of air rotation and is of a long and narrow structure, the air carries the impurities to rotate and enter the impurity discharge groove 8, the impurity discharge port 10 is arranged on the side wall of the pre-filtering shell 6 corresponding to the impurity discharge groove 8, and the impurities entering the impurity discharge groove 8 are discharged through the impurity discharge port 10.
In a specific implementation, as shown in fig. 2, the impurity separation plate 9 has one end connected to the inner wall of the pre-filter housing 6 and the other end extending in an arc shape with a distance from the inner wall of the pre-filter housing 6, thereby forming an elongated slot structure.
The cyclone air inlet cover 5 is used for enabling passing air to rotate in a centrifugal mode through warps, in a specific implementation mode, the cyclone air inlet cover 5 is fixedly provided with a plurality of blades 12 which enable the air to rotate after passing through, and the blades 12 are arranged into a turbine structure, so that the effect can be achieved.
In a specific implementation, as shown in fig. 2 and 3, the rotary blade 7 comprises a rotary shaft 7-1, a connecting strip 7-2 and a fan blade 7-3; wherein, one end of the connecting strip 7-2 is fixedly connected with the other end of the rotating shaft 7-1 to be fixedly connected with the fan blade 7-3. A combination of 3 or 4 sets of connecting strips 7-2 and fan blades 7-3 may be provided. The upper end of the rotating shaft 7-1 is fixedly connected with a bearing, and the bearing is also connected with a bearing seat which penetrates through the center of the upper end surface of the cyclone air inlet cover 5 in a plug-in manner. The rotary shaft 7-1 ensures smooth rotation feeling of the rotary blade 7 as a whole.
As shown in fig. 4, the filter element preferably comprises a primary filter element 2 and a secondary fine filter element 3 of cylindrical hollow structure. Wherein, the second-stage fine filter element 3 is inserted in the first-stage filter element 2; the first-stage filter element 2 is positioned at the center of the shell 1, and a gap is arranged between the outer wall of the first-stage filter element 2 and the inner wall of the shell 1. The air outlet of the secondary fine filter element 3 is in sealed butt joint with the air outlet of the shell 1.
Another design point of the present invention is that a filter element centering and fixing structure is provided, as shown in fig. 5 and 6, a plurality of centering support seats 13 are fixedly provided on the inner side end surface of the pre-filter housing 6 abutting against the filter element for fixing, centering and installing in cooperation with the filter element. An installation groove is arranged on the outer end face of the centering support seat 13. Meanwhile, a filter element seat 14 is fixedly arranged at one end part of the filter element; the outer end face of the filter element seat 14 is integrally provided with a centering arc platform 15, and the centering arc platform 15 protrudes out of the outer end face of the filter element seat 14 and is matched and clamped with the mounting groove to realize centering fixed mounting. The centering support seat 13 can make a certain gap between the filter element seat 14 and the prefilter housing 6, so as to facilitate air flow. The centering support seats 13 are generally arranged in 3-4 numbers. Through setting up filter core centering structure, can realize the quick installation of filter core, and can guarantee the centering to make the filter core can high-efficient work.
In a specific embodiment, as shown in fig. 1, the prefilter housing 6 is preferably connected to the housing 1 by means of a snap 11. The pre-filter device can be easily removed from the housing 1, in particular during maintenance cleaning of the air filter assembly.
When the utility model is used, the utility model is mainly arranged in a vehicle for installation, and can play the roles of saving space and reducing resistance.
The utility model relates to a novel air filter assembly which is provided with a pre-filtering device and a fine filtering part, wherein the pre-filtering device is arranged at an air inlet of the fine filtering part, so that air enters the fine filtering part for further fine filtering after being pre-filtered, and the air filtering effect is ensured.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. A novel air filter assembly is characterized in that: comprises a shell (1), a filter element and a pre-filtering device; the filter element is fixedly arranged in the shell (1), one end of the shell (1) is provided with an air outlet (4), and the other end of the shell is provided with an air inlet; the pre-filtering device is fixedly arranged on the air inlet; the pre-filtering device comprises a cyclone air inlet cover (5) for enabling air to enter in a rotating mode, a pre-filtering shell (6) and a rotating blade (7) which is hinged in the pre-filtering shell (6) and used for driving dust to move centrifugally; an impurity separation plate (9) is fixedly arranged on the inner wall of the pre-filtering shell (6) to form an impurity discharge groove (8), and the opening of the impurity discharge groove (8) faces the opposite direction of the rotation of air; the side wall of the prefilter housing (6) corresponding to the impurity discharge groove (8) is provided with an impurity discharge port (10).
2. The novel air cleaner assembly of claim 1, wherein: one end of the impurity separation plate (9) is connected with the inner wall of the pre-filtering shell (6), and the other end of the impurity separation plate extends in an arc shape at a distance from the inner wall of the pre-filtering shell (6).
3. The novel air cleaner assembly of claim 1, wherein: the rotating blade (7) comprises a rotating shaft (7-1), a connecting strip (7-2) and a fan blade (7-3), one end of the connecting strip (7-2) is fixedly connected with the rotating shaft (7-1) and the other end is fixedly connected with the fan blade (7-3); the upper end of the rotating shaft (7-1) is fixedly connected with a bearing, and the bearing is also connected with a bearing seat which penetrates through the center of the upper end surface of the cyclone air inlet cover (5) in a plug-in manner.
4. The novel air cleaner assembly of claim 1, wherein: the filter element comprises a primary filter element (2) and a secondary fine filter element (3) which are in cylindrical hollow structures; the secondary fine filter element (3) is inserted into the primary filter element (2); the primary filter element (2) is positioned at the center of the shell (1); the air outlet of the secondary fine filter element (3) is in sealed butt joint with the air outlet of the shell (1).
5. The novel air cleaner assembly of claim 4, wherein: a centering support seat (13) for fixing and centering the filter element is fixedly arranged on the end face of the inner side of the butt joint of the pre-filtering shell (6) and the filter element, and an installation groove is formed in the outer end face of the centering support seat (13); one end of the filter element is fixedly provided with a filter element seat (14), and the outer end surface of the filter element seat (14) is integrally provided with a centering arc platform (15) matched with the mounting groove.
6. A novel air cleaner assembly as claimed in any one of claims 1 to 4 wherein: the pre-filtering shell (6) is connected with the shell (1) by a buckle (11).
7. A novel air cleaner assembly as claimed in any one of claims 1 to 4 wherein: the cyclone air inlet cover (5) is fixedly provided with a plurality of blades (12) which enable air to rotate after passing through, and the blades (12) are arranged into a turbine structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122234755.6U CN215761978U (en) | 2021-09-15 | 2021-09-15 | Novel air filter assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122234755.6U CN215761978U (en) | 2021-09-15 | 2021-09-15 | Novel air filter assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215761978U true CN215761978U (en) | 2022-02-08 |
Family
ID=80087829
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122234755.6U Active CN215761978U (en) | 2021-09-15 | 2021-09-15 | Novel air filter assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215761978U (en) |
-
2021
- 2021-09-15 CN CN202122234755.6U patent/CN215761978U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |