CN109184970B - Oil bath type air filter with water separation device - Google Patents
Oil bath type air filter with water separation device Download PDFInfo
- Publication number
- CN109184970B CN109184970B CN201811237885.1A CN201811237885A CN109184970B CN 109184970 B CN109184970 B CN 109184970B CN 201811237885 A CN201811237885 A CN 201811237885A CN 109184970 B CN109184970 B CN 109184970B
- Authority
- CN
- China
- Prior art keywords
- oil
- shell
- outer shell
- bath type
- oil bath
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 38
- 238000000926 separation method Methods 0.000 title claims abstract description 26
- 241000405070 Percophidae Species 0.000 claims abstract description 13
- 230000005484 gravity Effects 0.000 claims description 3
- 235000019198 oils Nutrition 0.000 abstract description 66
- 230000002159 abnormal effect Effects 0.000 abstract description 4
- 235000019476 oil-water mixture Nutrition 0.000 abstract description 3
- 101000623895 Bos taurus Mucin-15 Proteins 0.000 description 7
- 238000005192 partition Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/02—Air cleaners
- F02M35/08—Air cleaners with means for removing dust, particles or liquids from cleaners; with means for indicating clogging; with by-pass means; Regeneration of cleaners
- F02M35/088—Water, snow or ice proofing; Separation or drainage of water, snow or ice
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/02—Air cleaners
- F02M35/026—Air cleaners acting by guiding the air over or through an oil or other liquid bath, e.g. combined with filters
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Separation Of Particles Using Liquids (AREA)
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Abstract
The invention discloses an oil bath type air filter with a water separation device, which comprises an oil bath type air filter and a water separation component, wherein the oil bath type air filter comprises an outer shell, an oil pan, an inner shell and a filter element; the outer shell comprises an air inlet, an air outlet, a flow guide lip and a shell flanging, the inner shell is of a convex structure with a smooth cambered surface, the outer shell is provided with a mounting bracket, a filter element is mounted in the inner shell, and the oil pan is provided with a bottom shell flanging; the outer shell, the inner shell and the oil pan are fixedly connected and sealed, and an air flow channel is formed between the outer shell and the inner shell; the Y-shaped component is fixed on the inner shell and positioned below the flow guide lip, and the rubber duckbill is fixed on the oil pan and positioned below the Y-shaped component. The invention realizes the self-drainage function of the oil bath type air filter, and solves the severe problem that the conventional oil bath type air filter is in failure of accumulated water in rainy days, so that an oil-water mixture enters an air inlet system along with air flow to cause abnormal damage of an engine.
Description
Technical Field
The invention relates to an oil bath type air filter with a water separation device, and belongs to the technical field of parts of heavy-duty automobiles.
Background
The main function of the air intake system is to provide clean air for the engine, and in order to cope with severe environmental conditions, an oil bath type air filter is required to be additionally arranged on an engineering vehicle and a part of slag vehicles, and the oil bath type air filter is generally arranged on a chassis of the vehicle, and is usually the lowest point of the whole air intake system. At present, in order to prevent oil from overflowing, the oil bath type air filter is mostly of a closed structure, so that when a vehicle encounters rainy weather, rainwater is easy to enter the oil bath type air filter along with air or to accumulate in an oil pan through a connecting part of an air inlet system, and the oil bath type air filter is invalid and even causes abnormal damage to an engine.
Disclosure of Invention
The invention aims to solve the technical problem of providing an oil bath type air filter capable of realizing rainwater separation and self-drainage functions aiming at the defects existing in the prior art.
In order to solve the technical problem, the invention provides an oil bath type air filter with a water separation device, which comprises an oil bath type air filter and a water separation component, wherein the oil bath type air filter comprises an outer shell, an oil pan, an inner shell and a filter element; the outer shell comprises an air inlet, an air outlet, a flow guide lip and a shell flanging, the inner shell is of a convex structure with a smooth cambered surface, a mounting bracket is arranged outside the inner shell, a filter element is arranged inside the inner shell, and the oil pan is provided with a bottom shell flanging and is arranged at the bottom of the outer shell; the outer shell, the inner shell and the oil pan are fixedly connected and sealed through an outer shell flanging, a mounting bracket and a bottom shell flanging, and an air flow channel is formed between the outer shell and the inner shell; the Y-shaped component is of a small structure with a big upper end and a small lower end, is fixed on the inner shell and positioned below the flow guide lip, and the rubber duckbill is fixed on the oil pan and positioned below the Y-shaped component.
The whole rectangle cavity that is of shell body, its bottom is uncovered, and the shell turn-ups sets up at its bottom edge, and the gas outlet is opened at its top, and the air inlet is located top one side, and the water conservancy diversion lip is located the below of air inlet.
The oil pan is of a cavity separating structure and comprises a large cavity and an oil separating cavity, the large cavity and the oil separating cavity are separated by a partition plate, and the rubber duckbill is communicated with the oil separating cavity.
The rubber duckbill and the oil pan are of an integrated structure.
The size of the opening at the upper end of the Y-shaped component is larger than the long axis size of the air inlet of the outer shell, and the guide lip shields the assembly gap between the Y-shaped component and the outer shell.
During operation, the air flow channel (6) formed between the outer shell (1) and the inner shell (3) is used for air circulation, after the air flow mixed with water drops enters the oil bath type air filter (I), under the interference of the Y-shaped component (4), the air flow direction is changed and then enters the oil pan (2) along the air flow channel (6), and the water drops are deposited inside the Y-shaped component (4) under the action of inertia force and are discharged through the drainage duckbilled (5) under the action of gravity.
The beneficial effects are that: the invention realizes the self-drainage function of the oil bath type air filter, and solves the severe problem that the conventional oil bath type air filter is in failure of accumulated water in rainy days, so that an oil-water mixture enters an air inlet system along with air flow to cause abnormal damage of an engine.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is an exploded view of the present invention;
FIG. 3 is a schematic view of the structure of the outer shell of the present invention;
FIG. 4 is a schematic view of the structure of the inner housing of the present invention;
FIG. 5 is a schematic view of the structure of the oil pan of the present invention;
FIG. 6 is an assembled schematic view of the present invention.
In the figure: the oil bath type air filter comprises an oil bath type air filter, an II water separation component, a 1 outer shell, a 11 air inlet, a 12 air outlet, a 13 flow guide lip, a 14 outer shell flanging, a 2 oil pan, a 21 large cavity, a 22 oil separation cavity, a 23 partition plate, a 24 bottom pan flanging, a 3 inner shell, a 31 mounting bracket, a 4Y-shaped component, a 5 rubber duckbill and a 6 air flow channel.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and examples.
Fig. 1 is a schematic diagram of the structure of the present invention.
The invention provides an oil bath type air filter with a water separation device, which comprises an oil bath type air filter I and a water separation component II.
Fig. 2 shows an exploded view of the present invention.
The oil bath type air filter I comprises an outer shell 1, an oil pan 2, an inner shell 3 and a filter element, and the water separation component II comprises a Y-shaped component 4 and a drainage duckbill 5.
The outer shell 1, the inner shell 3 and the oil pan 2 are fixedly connected and sealed through the outer shell flange 14, the mounting bracket 31 and the oil pan flange 24. An air flow channel 6 is formed between the outer housing 1 and the inner housing 3.
The Y-shaped component 4 is of a structure with a large upper end and a small lower end, is fixed on the inner shell 3 and positioned below the flow guide lip 13 and is used for collecting water drops, and the rubber duckbilled 5 is fixed on the oil pan 2 and positioned below the Y-shaped component 4 and is used for discharging accumulated water.
Fig. 3 is a schematic view of the structure of the outer casing of the present invention.
The outer shell 1 comprises an air inlet 11, an air outlet 12, a flow guiding lip 13 and a shell flanging 14, wherein the air inlet 11 is used for entering dirty air containing impurities, the air outlet 12 is used for flowing out clean air after filtration, the flow guiding lip 13 is used for guiding rainwater to enter the Y-shaped component 4, and the shell flanging 14 is used for fixing the oil pan 2 and sealing the outer shell 1 and the oil pan 2.
The whole shell body 1 is a rectangle cavity, and its bottom is open, and shell turn-ups 14 set up at its bottom edge, and gas outlet 12 opens at its top, and air inlet 11 is located top one side, and water conservancy diversion lip 13 is located the below of air inlet 11.
Fig. 4 is a schematic structural view of the inner housing of the present invention.
The inner shell 3 is of a convex structure with a smooth cambered surface, a mounting bracket 31 is arranged outside, and a filter element is arranged inside; the convex structure of the smooth cambered surface is beneficial to forming an air flow channel 6 with the outer shell 1 for ventilation.
Fig. 5 is a schematic view showing the structure of an oil pan of the present invention.
The oil pan 2 is provided with a pan flanging 24 and is arranged at the bottom of the outer shell 1;
the oil pan 2 is of a cavity separating structure and comprises a large cavity 21 and an oil separating cavity 22, wherein the large cavity 21 is used for storing oil, and the oil separating cavity 22 is matched with the water separating component II for water removal; the large cavity 21 and the oil separation cavity 22 are separated by the partition plate 23, so that oil in the large cavity 21 can be prevented from flowing into the oil separation cavity 22 and losing; the rubber duckbill 5 is in communication with the oil-separating chamber 22.
The rubber duckbill 5 and the oil pan 2 are of an integral structure.
The size of the opening at the upper end of the Y-shaped component 4 is larger than the long axis size of the air inlet 11 of the outer shell 1, and the guide lip 13 can shield the assembly gap between the Y-shaped component 4 and the outer shell 1.
Fig. 6 is a schematic diagram illustrating the assembly of the present invention.
The working principle of the invention is as follows:
the air flow channel 6 formed between the outer shell 1 and the inner shell 3 is used for air circulation, after the air flow mixed with water drops enters the oil bath type air filter I, under the interference of the Y-shaped component 4, the air flow direction is changed, then the air flow enters the oil pan 2 along the air flow channel 6, and the water drops are deposited in the Y-shaped component 4 under the action of inertia force and are discharged through the drainage duckbill 5 under the action of gravity.
The innovation point of the invention is that:
1) By designing the guide lip 13 on the air inlet 11, all water drops flowing down along the inner wall of the air inlet system can be collected into the water separation component II, so that the separation of rain drops is realized;
2) By arranging the water separation component II, when the inlet air flow passes through the water separation component II, the running direction of the air flow is changed, and water drops mixed in the air are separated into the water separation component II under the action of inertia force, so that the separation of raindrops is realized;
3) The Y-shaped component 4 is designed into an integrated structure with a large upper end and a small lower end, so that oil-water mixing is avoided, and oil-water separation is realized;
4) The oil pan 2 is designed into a large cavity structure and a small cavity structure, and the height of the partition plate 23 is identical with that of the oil pan 2, so that oil loss is avoided.
The invention realizes the self-drainage function of the oil bath type air filter, and solves the severe problem that the conventional oil bath type air filter is in failure of accumulated water in rainy days, so that an oil-water mixture enters an air inlet system along with air flow to cause abnormal damage of an engine.
The above-described embodiments of the invention are intended to be examples only, and not to be limiting, and all changes that come within the scope of the invention or equivalents thereto are intended to be embraced thereby.
Claims (2)
1. An oil bath type air cleaner with a water separation device, which is characterized in that: the oil bath type air filter comprises an oil bath type air filter (I) and a water separation component (II), wherein the oil bath type air filter (I) comprises an outer shell (1), an oil pan (2), an inner shell (3) and a filter element, and the water separation component (II) comprises a Y-shaped component (4) and a rubber duckbill (5); the oil pan (2) is provided with a pan flanging (24) and is arranged at the bottom of the outer shell (1); the outer shell (1), the inner shell (3) and the oil pan (2) are fixedly connected and sealed through an outer shell flanging (14), a mounting bracket (31) and a bottom shell flanging (24), and an air flow channel (6) is formed between the outer shell (1) and the inner shell (3); the Y-shaped component (4) is of a small structure with a large upper end and a small lower end, is fixed on the inner shell (3) and is positioned below the flow guide lip (13), and the rubber duckbill (5) is fixed on the oil pan (2) and is positioned below the Y-shaped component (4); the whole shell body (1) is a rectangular cavity, the bottom of the rectangular cavity is open, the shell flanging (14) is arranged at the bottom edge of the rectangular cavity, the air outlet (12) is formed in the top of the rectangular cavity, the air inlet (11) is positioned at one side of the top, and the flow guide lip (13) is positioned below the air inlet (11); the size of the opening at the upper end of the Y-shaped component (4) is larger than the long axis size of the air inlet (11) of the outer shell (1), and the guide lip (13) shields the assembly gap between the Y-shaped component (4) and the outer shell (1); the oil pan (2) is of a cavity separating structure and comprises a large cavity (21) and an oil separating cavity (22), the large cavity (21) and the oil separating cavity (22) are separated by a baffle plate (23), and the rubber duckbill (5) is communicated with the oil separating cavity (22); during operation, the air flow channel (6) formed between the outer shell (1) and the inner shell (3) is used for air circulation, after the air flow mixed with water drops enters the oil bath type air filter (I), under the interference of the Y-shaped component (4), the air flow direction is changed and then enters the oil pan (2) along the air flow channel (6), and the water drops are deposited inside the Y-shaped component (4) under the action of inertia force and are discharged through the rubber duckbilled (5) under the action of gravity.
2. An oil bath air cleaner provided with a water separation device as claimed in claim 1, wherein: the rubber duckbill (5) and the oil pan (2) are of an integrated structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811237885.1A CN109184970B (en) | 2018-10-23 | 2018-10-23 | Oil bath type air filter with water separation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811237885.1A CN109184970B (en) | 2018-10-23 | 2018-10-23 | Oil bath type air filter with water separation device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109184970A CN109184970A (en) | 2019-01-11 |
| CN109184970B true CN109184970B (en) | 2024-02-13 |
Family
ID=64942968
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811237885.1A Active CN109184970B (en) | 2018-10-23 | 2018-10-23 | Oil bath type air filter with water separation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109184970B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113494397B (en) * | 2021-08-10 | 2022-11-15 | 一汽解放汽车有限公司 | Oil bath filter |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR960038096A (en) * | 1995-04-27 | 1996-11-21 | 구종철 | Air cleaner combined with coolant auxiliary tank of internal combustion engine |
| US6312488B1 (en) * | 1998-06-19 | 2001-11-06 | Filterwerk Mann & Hummel Gmbh | Two-piece water separating apparatus and method of making same |
| JP2002322951A (en) * | 2001-04-26 | 2002-11-08 | Hino Motors Ltd | Intake air pre-cleaner structure |
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| KR20050100101A (en) * | 2004-04-13 | 2005-10-18 | 현대자동차주식회사 | Apparatus of drain duct in intake system |
| CN201025185Y (en) * | 2007-01-30 | 2008-02-20 | 中国重型汽车集团有限公司 | Oil bath flow guiding air filter |
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Family Cites Families (1)
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| DE10128789A1 (en) * | 2001-06-13 | 2002-12-19 | Stihl Maschf Andreas | Air intake device for IC engines of chain saws etc. has elements to remove dust separated from combustion air via carrier air flow |
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2018
- 2018-10-23 CN CN201811237885.1A patent/CN109184970B/en active Active
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| JP2002322951A (en) * | 2001-04-26 | 2002-11-08 | Hino Motors Ltd | Intake air pre-cleaner structure |
| JP2003138994A (en) * | 2001-10-29 | 2003-05-14 | Wako Industrial Co Ltd | Air cleaner |
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| JP2004346751A (en) * | 2003-05-20 | 2004-12-09 | Mitsubishi Fuso Truck & Bus Corp | Air cleaner |
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| CN203548014U (en) * | 2013-11-26 | 2014-04-16 | 山东泰全重型汽车配件有限公司 | Centrifugal pre-separated type oil bath type air filter without inner cavity |
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| Publication number | Publication date |
|---|---|
| CN109184970A (en) | 2019-01-11 |
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