CN212774551U - Integrated automobile air filter system - Google Patents
Integrated automobile air filter system Download PDFInfo
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- CN212774551U CN212774551U CN202021878312.XU CN202021878312U CN212774551U CN 212774551 U CN212774551 U CN 212774551U CN 202021878312 U CN202021878312 U CN 202021878312U CN 212774551 U CN212774551 U CN 212774551U
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- air inlet
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- 230000000694 effects Effects 0.000 abstract description 8
- 238000009434 installation Methods 0.000 description 5
- 230000002159 abnormal effect Effects 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 3
- 238000013016 damping Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000003584 silencer Effects 0.000 description 2
- 210000001367 artery Anatomy 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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Abstract
The utility model relates to an integrated form car air cleaner system. The filter assembly comprises a filter lower shell and a filter upper shell which are mutually butted and buckled, and a filter element is arranged between the filter lower shell and the filter upper shell; the inner cavity of the lower filter shell is connected with a flow guide sleeve; the lower filter shell is connected with an air inlet pipeline assembly communicated with the inner cavity of the lower filter shell, and the upper filter shell is connected with an air outlet hose communicated with the inner cavity of the upper filter shell; the end part of the air inlet pipeline assembly, which is far away from the filter assembly, is flat, and the end part of the air inlet pipeline assembly, which is far away from the filter assembly, is provided with a first air inlet and a second air inlet; the inner cavity of the air inlet pipeline assembly is divided into a first air flow channel and a second air flow channel which are respectively communicated with the first air inlet and the second air inlet, and the first air flow channel and the second air flow channel are communicated at the end part close to the filter assembly. The utility model has the advantages of reasonable design and noise reduction effect is good.
Description
Technical Field
The utility model belongs to the technical field of the automobile parts, especially, relate to an integrated form car air cleaner system.
Background
Along with the development of social economy, the living standard of people is greatly improved, and the consumption level of people is gradually improved. Automobiles are becoming increasingly popular as a primary vehicle in people's lives. The automobile engine is the heart of automobile engineering machinery, and the air inlet system is the artery of the automobile engine, and the main function of the engine is to convey clean, dry, sufficient and stable air for the engine to meet the requirement of the engine, so that the abnormal abrasion of the engine caused by the fact that impurities and large-particle dust in the air enter a combustion chamber of the engine is avoided.
The automobile air inlet system mainly comprises an air filter assembly, an air filter air inlet pipeline component, an air filter air outlet pipeline component and a crankcase ventilation pipe. Noise of the intake system is one of the most important noise sources of the vehicle, and therefore another important function of the intake system is noise reduction, and intake noise affects not only the entire vehicle passing noise but also the vehicle interior noise, which has a great influence on ride comfort.
Conventional noise reduction measures are usually to provide a silencer in the intake system. Generally, in order to obtain better noise reduction effect, the traditional silencer needs to be upgraded, which causes higher cost. Therefore, it is desirable to design an integrated air cleaner system that provides adequate air filtration and noise reduction.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the technical problem that exists among the known art and provide a structural design is reasonable, the good integrated form car air cleaner system of noise reduction effect.
The utility model discloses a solve the technical scheme that technical problem that exists among the well-known technique took and be: an integrated automobile air filter system comprises a filter assembly, wherein the filter assembly comprises a filter lower shell and a filter upper shell which are mutually butted and buckled, and a filter element is arranged between the filter lower shell and the filter upper shell; the inner cavity of the lower filter shell is connected with a flow guide sleeve; the lower filter shell is connected with an air inlet pipeline assembly communicated with the inner cavity of the lower filter shell, and the upper filter shell is connected with an air outlet hose communicated with the inner cavity of the upper filter shell; the end part of the air inlet pipeline assembly, which is far away from the filter assembly, is flat, and the end part of the air inlet pipeline assembly, which is far away from the filter assembly, is provided with a first air inlet and a second air inlet; the inner cavity of the air inlet pipeline assembly is divided into a first air flow channel and a second air flow channel which are respectively communicated with the first air inlet and the second air inlet, and the first air flow channel and the second air flow channel are communicated at the end part close to the filter assembly.
The utility model has the advantages that: the utility model provides an integrated form car air cleaner system, through setting up the air inlet pipeline assembly that the inlet end is the platykurtic, increased the air inlet area, improved the efficiency of aerifing, through setting up first airflow channel and second airflow channel, played the effect of making an uproar while guaranteeing the inlet flow of air inlet pipeline assembly; the filter assembly is arranged to filter air entering the engine after flowing through the air inlet pipeline assembly, clean, dry, sufficient and stable air is conveyed to the engine to meet the requirement of the engine, and abnormal abrasion of the engine caused by the fact that impurities and large-particle dust in the air enter a combustion chamber of the engine is avoided; the purified clean air can be conveniently transmitted to the engine by arranging the air outlet hose, and the air outlet hose made of the soft material can be suitable for different space requirements.
Preferably: the air inlet pipeline assembly comprises a lower air inlet shell and an upper air inlet shell which are mutually buckled and connected, and the inner wall of the lower air inlet shell is provided with a first lower shell bulge and a second lower shell bulge which are arranged at intervals; the first air flow channel is defined by the combined action of the first lower shell bulge, the lower air inlet shell and the upper air inlet shell; the second air flow channel is enclosed by the combined action of the first lower shell bulge, the second lower shell bulge, the lower air inlet shell and the upper air inlet shell.
Preferably: a first upper shell bulge and a second upper shell bulge which are respectively arranged corresponding to the first lower shell bulge and the second lower shell bulge are arranged on the inner wall of the upper air inlet shell.
Preferably: a plurality of groups of first buckles are arranged at the edge of the upper air inlet shell and on the first upper shell bulge and the second upper shell bulge; the edge of the lower air inlet shell, the first lower shell protrusion and the second lower shell protrusion are provided with a plurality of groups of first buckle grooves which are respectively in clamping fit with the first buckles.
Preferably: a pipeline air outlet is formed in the end part of the lower air inlet shell; the lower air inlet shell and the upper air inlet shell jointly surround to form a first air inlet and a second air inlet.
Preferably: the upper air inlet shell is connected with a cover plate.
Preferably: an air outlet pipe section communicated with the inner cavity of the filter upper shell is connected to the filter upper shell, and the air outlet pipe section is connected to an air outlet hose; the lower filter shell is connected with an air inlet pipe section communicated with the inner cavity of the lower filter shell, and the air inlet pipe section is connected with an air inlet pipeline assembly; a concave part is arranged on the lower filter shell corresponding to the position of the flow guide cover, and the concave part and the flow guide cover jointly act to form a gas flow passage communicated with the gas inlet pipe section.
Preferably: the air outlet hose is connected with a wave pipe communicated with the inner cavity of the air outlet hose.
Drawings
Fig. 1 is a schematic perspective view of the present invention, with an upper view;
FIG. 2 is an exploded view of the filter assembly of the present disclosure;
FIG. 3 is a schematic perspective view of the upper filter housing of the present invention, showing a lower viewing angle;
FIG. 4 is a schematic perspective view of a lower filter housing according to the present invention, showing an upper view;
FIG. 5 is a schematic perspective view of a lower case of the filter of the present invention;
fig. 6 is a schematic perspective view of the air guide sleeve of the present invention;
fig. 7 is a schematic perspective view of a filter element according to the present invention;
fig. 8 is an exploded view of the intake manifold assembly of the present invention;
fig. 9 is a schematic perspective view of the upper air intake casing of the present invention, the lower view.
In the figure: 1. an air inlet pipeline assembly; 1-1, a first air inlet; 1-2, a second air inlet; 1-3, a lower air inlet shell; 1-3-1, a fastening groove; 1-3-2, a first lower shell bulge; 1-3-3, second inferior valve protrusion; 1-4, an upper air inlet shell; 1-4-1, a first buckle; 1-4-2, a first upper shell bulge; 1-4-3, second upper shell bulges; 1-5, a first air flow channel; 1-6, a second airflow channel; 1-7, pipeline air outlet; 1-8, mounting rack; 1-9, a vibration damping pad; 1-10, a bushing; 1-11, cover plate; 2. a filter assembly; 2-1, a lower filter shell; 2-2, an upper filter shell; 2-2-1, grid reinforcing ribs; 2-3, a filter element; 2-3-1, filter paper; 2-3-2, sealing ring; 2-4, a flow guide cover; 2-4-1 and a second buckle; 2-5, an air inlet pipe section; 2-6, an air outlet pipe section; 3. an air outlet hose; 4. a wave tube.
Detailed Description
In order to further understand the contents, features and effects of the present invention, the following embodiments are described in detail:
referring to fig. 1, the integrated air filter system for a vehicle of the present invention includes a filter assembly 2, and an air inlet pipeline assembly 1 and an air outlet hose 3 are respectively connected to the filter assembly 2.
As shown in figure 2, the filter assembly 2 comprises a filter lower shell 2-1 and a filter upper shell 2-2 which are mutually butted and buckled, and a filter element 2-3 is arranged between the filter lower shell 2-1 and the filter upper shell 2-2. A plurality of groups of longitudinal reinforcing ribs are integrally formed on the outer peripheral walls of the lower filter shell 2-1 and the upper filter shell 2-2; the top of the inner cavity of the upper filter shell 2-2 is provided with a grid reinforcing rib 2-2-1. The lower edge of the side wall of the upper filter shell 2-2 is bent outwards and downwards to form a buckling edge, and the lower edge of the side wall of the lower filter shell 2-1 is bent outwards and upwards to form a buckling edge; the fastening edge of the lower filter shell 2-1 is embedded into the fastening edge of the upper filter shell 2-2; the filter upper shell 2-2 and the filter lower shell 2-1 are detachably connected through screws.
Referring to fig. 3, an air outlet pipe section 2-6 communicated with the inner cavity of the filter upper shell 2-2 is connected to the filter upper shell, and two stop sections protruding outwards in the radial direction are arranged on the outer peripheral wall of the air outlet pipe section 2-6. The air outlet pipe sections 2-6 are connected with an air outlet hose 3 through hose hoops, the air outlet hose 3 is connected with a wavelength pipe 4 communicated with the inner cavity of the air outlet hose, and in the embodiment, the wavelength pipe 4 is a quarter-wave pipe.
An air inlet pipe section 2-5 communicated with the inner cavity of the lower filter shell 2-1 is connected with the lower filter shell, and the air inlet pipe section 2-5 is connected with an air inlet pipeline assembly 1. As shown in figure 2, a guide cover 2-4 is connected to the inner cavity of the lower filter shell 2-1, as shown in figure 6, a plurality of groups of second buckles 2-4-1 are arranged at the edge of the guide cover 2-4, as further shown in figure 4, a notch matched with the second buckles 2-4-1 in a clamping mode is formed in the lower filter shell 2-1, and the guide cover 2-4 and the lower filter shell 2-1 are detachably connected through the second buckles 2-4-1 and the notch. A concave part is arranged on the lower filter shell 2-1 corresponding to the position of the air guide sleeve 2-4, and the concave part and the air guide sleeve 2-4 jointly act to form a gas flow passage communicated with the air inlet pipe section 2-5. In this embodiment, one end of the diversion cover 2-4 is butted with the air inlet pipe section 2-5, and the other end is trumpet-shaped. The air guide sleeve 2-4 and the concave part are arranged to jointly act to form an air flow channel, so that the exhaust volume is increased, the air supply of the engine can be continuously and stably performed by the filter assembly 2, and the air supply performance of the filter assembly 2 is improved. In addition, as shown in fig. 5, the bottom of the lower filter casing 2-1 is undulated to form a special-shaped surface, so that the modal strength of the casing is increased, the noise reduction effect is achieved, and meanwhile, the flow guide surface can guide airflow to be uniformly distributed before entering the filter element, so that the filtering efficiency is improved.
As shown in FIG. 7, in this embodiment, the filter cartridge 2-3 includes a box-shaped housing with an upper opening and a lower opening, a filter paper 2-3-1 is disposed inside the housing, a ring of elastic sealing ring 2-3-2 is disposed at an edge of the housing, and the sealing ring 2-3-2 is disposed between a fastening edge of the lower filter case 2-1 and a fastening edge of the upper filter case 2-2 and is in a compressed state.
As shown in figure 1, an air inlet pipeline assembly 1 is connected with a lower filter shell 2-1, the air inlet pipeline assembly 1 comprises a lower air inlet shell 1-3 and an upper air inlet shell 1-4 which are mutually buckled and connected, and the lower air inlet shell 1-3 is detachably connected with the upper air inlet shell 1-4. In the embodiment, the end part of the lower air inlet shell 1-3 is provided with a pipeline air outlet 1-7, the other end of the lower air inlet shell is in a flat mouth shape, and the area of the lower air inlet shell 1-3 is gradually reduced from the flat mouth-shaped end to the pipeline air outlet 1-7; one end of the upper air inlet shell 1-4 is butted with the pipeline air outlet 1-7, the other end is in a flat mouth shape, and the upper air inlet shell 1-4 and the lower air inlet shell 1-3 are matched with each other; the flat mouth-shaped end parts of the lower air inlet shell 1-3 and the upper air inlet shell 1-4 jointly surround a first air inlet 1-1 and a second air inlet 1-2. In this embodiment, the end of the air inlet pipe section 2-5 is provided with a clamping convex block protruding outwards, the end of the pipeline air outlet 1-7 is provided with a notch matched with the clamping convex block on the air inlet pipe section 2-5 in a clamping manner, and the air inlet pipe section 2-5 and the pipeline air outlet 1-7 are connected through the clamping convex block and the notch.
With further reference to FIG. 8, the interior cavity of the intake conduit assembly 1 is divided into a first airflow path 1-5 and a second airflow path 1-6 that communicate with the first intake port 1-1 and the second intake port 1-2, respectively, the first airflow path 1-5 and the second airflow path 1-6 communicating at an end proximal to the filter assembly 2. The inner wall of the lower air inlet shell 1-3 is provided with a first lower shell bulge 1-3-2 and a second lower shell bulge 1-3-3 which are arranged at intervals; the first air flow channel 1-5 is enclosed by the combined action of the first lower shell bulge 1-3-2, the lower air inlet shell 1-3 and the upper air inlet shell 1-4; the second air flow channel 1-6 is enclosed by the combined action of the first lower shell bulge 1-3-2, the second lower shell bulge 1-3-3, the lower air inlet shell 1-3 and the upper air inlet shell 1-4. Further, as shown in fig. 9, a first upper case protrusion 1-4-2 and a second upper case protrusion 1-4-3, which are respectively disposed corresponding to the first lower case protrusion 1-3-2 and the second lower case protrusion 1-3-3, are disposed on an inner wall of the upper air intake case 1-4.
As shown in fig. 8, a plurality of groups of first buckles 1-4-1 are arranged at the edge of the upper air inlet shell 1-4 and on the first upper shell bulges 1-4-2 and the second upper shell bulges 1-4-3; the edge of the lower air inlet shell 1-3, the first lower shell bulge 1-3-2 and the second lower shell bulge 1-3-3 are respectively provided with a plurality of groups of first buckle grooves 1-3-1 which are respectively matched with the first buckles 1-4-1 in a clamping way. Compared with the integrally formed air inlet pipe in the prior art, the air inlet pipeline assembly 1 is formed by buckling the lower air inlet shell 1-3 and the upper air inlet shell 1-4 under the combined action, and the connection between the upper air inlet shell 1-4 and the lower air inlet shell 1-3 is realized by arranging the first buckle 1-4-1 and the first buckle groove 1-3-1, so that the later-stage disassembly and maintenance operation is facilitated. In order to facilitate installation of the air inlet pipeline assembly 1, an installation frame 1-8 with installation holes is arranged on the lower air inlet shell 1-3, vibration damping pads 1-9 are clamped in the installation holes of the installation frame 1-8, through holes are arranged at the centers of the vibration damping pads 1-9, and bushings 1-10 penetrate through the through holes.
In this embodiment, the upper air inlet casing 1-4 is connected with a cover plate 1-11, and further referring to fig. 8, the lower air inlet casing 1-3 and the upper air inlet casing 1-4 cooperate to define an air port opposite to the second air inlet 1-2, and the cover plate 1-11 is disposed at the air port, in this embodiment, the cover plate 1-11 includes a rectangular plate, on which hinge posts are integrally formed, and on the upper air inlet casing 1-4, a single ear plate with through holes is disposed, and the hinge posts on the cover plate 1-11 are inserted into and movably connected with the single ear plate on the upper air inlet casing 1-4. When the pressure of the air flow is small, the cover plate 1-11 is in a closed state, and when the air inlet pressure is increased or foreign objects collide, the cover plate 1-11 is opened to discharge the foreign objects out of the air inlet channel.
This embodiment designs into the platykurtic through the inlet end tip with air inlet pipeline assembly 1, and the effectual air inlet area that has increased has improved and has aerifyd efficiency. Because the pipe diameter of the air inlet pipe can have different influences on noise, the larger the pipe diameter is, the larger the noise is, the smaller the pipe diameter is, the smaller the noise is, the influence of the pipe diameter on the air inlet flow is also very obvious, the larger the pipe diameter is, the smaller the air inlet flow resistance is, and vice versa. In the embodiment, the inner cavity of the air inlet pipeline assembly 1 can be divided into different pipe diameters by arranging the first lower shell bulge 1-3-2, the second lower shell bulge 1-3-3, the first upper shell bulge 1-4-2 and the second upper shell bulge 1-4-3, so that air flow channels with different cross-sectional areas are obtained, the air inlet flow is ensured, and the noise reduction effect is achieved. In addition, the present embodiment can be made to match different engines by providing two sets of the first intake port 1-1 and the second intake port 1-2 and two sets of the first airflow passage 1-5 and the second airflow passage 1-6.
The working principle is as follows:
the area of the air inlet is increased by arranging the air inlet pipeline assembly 1, and the air inflation efficiency is improved. The inner cavity of the air inlet pipeline assembly 1 can be divided into different pipe diameters by arranging the first lower shell bulge 1-3-2, the second lower shell bulge 1-3-3, the first upper shell bulge 1-4-2 and the second upper shell bulge 1-4-3, so that air flow channels with different cross-sectional areas are obtained, the air inlet flow is ensured, and the noise reduction effect is achieved. Can filter the air that gets into behind the air inlet pipeline assembly 1 through setting up filter assembly 2, carry clean, dry, sufficient and stable air in order to satisfy the demand of engine for the engine, avoid impurity and large granule dust in the air to get into the engine combustion chamber and cause the abnormal wear of engine. Can conveniently transmit the clean air after purifying to the engine through setting up the flexible pipe 3 of giving vent to anger, the last wavelength pipe 4 of connecting of flexible pipe 3 of giving vent to anger in addition can further reduce the noise that the flexible pipe 3 produced of giving vent to anger.
Claims (8)
1. An integrated form car air cleaner system, characterized by: the filter comprises a filter assembly (2), wherein the filter assembly (2) comprises a filter lower shell (2-1) and a filter upper shell (2-2) which are mutually butted and buckled, and a filter element (2-3) is arranged between the filter lower shell (2-1) and the filter upper shell (2-2); the inner cavity of the lower filter shell (2-1) is connected with a flow guide sleeve (2-4); an air inlet pipeline assembly (1) communicated with the inner cavity of the lower filter shell (2-1) is connected to the lower filter shell, and an air outlet hose (3) communicated with the inner cavity of the upper filter shell (2-2) is connected to the upper filter shell;
the end part of the air inlet pipeline assembly (1) far away from the filter assembly (2) is flat, and the end part of the air inlet pipeline assembly (1) far away from the filter assembly (2) is provided with a first air inlet (1-1) and a second air inlet (1-2); the inner cavity of the air inlet pipeline assembly (1) is divided into a first air flow channel (1-5) and a second air flow channel (1-6) which are respectively communicated with the first air inlet (1-1) and the second air inlet (1-2), and the first air flow channel (1-5) and the second air flow channel (1-6) are communicated at the end part close to the filter assembly (2).
2. The integrated automotive air cleaner system of claim 1, wherein: the air inlet pipeline assembly (1) comprises a lower air inlet shell (1-3) and an upper air inlet shell (1-4) which are mutually buckled and connected, and a first lower shell bulge (1-3-2) and a second lower shell bulge (1-3-3) which are arranged at intervals are arranged on the inner wall of the lower air inlet shell (1-3); the first air flow channel (1-5) is defined by the combined action of the first lower shell bulge (1-3-2), the lower air inlet shell (1-3) and the upper air inlet shell (1-4); the second air flow channel (1-6) is enclosed by the combined action of the first lower shell bulge (1-3-2), the second lower shell bulge (1-3-3), the lower air inlet shell (1-3) and the upper air inlet shell (1-4).
3. The integrated automotive air cleaner system of claim 2, wherein: the inner wall of the upper air inlet shell (1-4) is provided with a first upper shell bulge (1-4-2) and a second upper shell bulge (1-4-3) which are respectively arranged corresponding to the first lower shell bulge (1-3-2) and the second lower shell bulge (1-3-3).
4. The integrated automotive air cleaner system of claim 3, wherein: a plurality of groups of first buckles (1-4-1) are arranged at the edge of the upper air inlet shell (1-4) and on the first upper shell bulges (1-4-2) and the second upper shell bulges (1-4-3); the edge of the lower air inlet shell (1-3) and the first lower shell bulge (1-3-2) and the second lower shell bulge (1-3-3) are respectively provided with a plurality of groups of first buckle grooves (1-3-1) which are respectively matched with the first buckle (1-4-1) in a clamping way.
5. The integrated automotive air cleaner system of claim 2, wherein: a pipeline air outlet (1-7) is arranged at the end part of the lower air inlet shell (1-3); the lower air inlet shell (1-3) and the upper air inlet shell (1-4) jointly act to form a first air inlet (1-1) and a second air inlet (1-2).
6. The integrated automotive air cleaner system of claim 5, wherein: the upper air inlet shell (1-4) is connected with a cover plate (1-11).
7. The integrated automotive air cleaner system of claim 1, wherein: an air outlet pipe section (2-6) communicated with the inner cavity of the filter upper shell (2-2) is connected with the filter upper shell, and the air outlet pipe section (2-6) is connected with an air outlet hose (3); an air inlet pipe section (2-5) communicated with the inner cavity of the lower filter shell (2-1) is connected with the lower filter shell, and the air inlet pipe section (2-5) is connected with an air inlet pipeline assembly (1); a concave part is arranged on the lower filter shell (2-1) corresponding to the position of the air guide sleeve (2-4), and the concave part and the air guide sleeve (2-4) jointly act to enclose a gas flow passage communicated with the air inlet pipe section (2-5).
8. The integrated automotive air cleaner system of claim 1, wherein: the air outlet hose (3) is connected with a wave tube (4) communicated with the inner cavity of the air outlet hose.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021878312.XU CN212774551U (en) | 2020-09-01 | 2020-09-01 | Integrated automobile air filter system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021878312.XU CN212774551U (en) | 2020-09-01 | 2020-09-01 | Integrated automobile air filter system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212774551U true CN212774551U (en) | 2021-03-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021878312.XU Expired - Fee Related CN212774551U (en) | 2020-09-01 | 2020-09-01 | Integrated automobile air filter system |
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| CN (1) | CN212774551U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113605141A (en) * | 2021-08-02 | 2021-11-05 | 安徽朋杰汽车配件有限公司 | Automobile air filter assembly |
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2020
- 2020-09-01 CN CN202021878312.XU patent/CN212774551U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113605141A (en) * | 2021-08-02 | 2021-11-05 | 安徽朋杰汽车配件有限公司 | Automobile air filter assembly |
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Granted publication date: 20210323 |