CN116220863B - Automobile exhaust emission system with low-noise oil smoke filter - Google Patents
Automobile exhaust emission system with low-noise oil smoke filter Download PDFInfo
- Publication number
- CN116220863B CN116220863B CN202310427029.7A CN202310427029A CN116220863B CN 116220863 B CN116220863 B CN 116220863B CN 202310427029 A CN202310427029 A CN 202310427029A CN 116220863 B CN116220863 B CN 116220863B
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- Prior art keywords
- filter element
- filter
- shell
- electromagnetic valve
- exhaust
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
- F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
- F01N3/0214—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters with filters comprising movable parts, e.g. rotating filters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/009—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series
- F01N13/0093—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series the purifying devices are of the same type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/009—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series
- F01N13/0097—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series the purifying devices are arranged in a single housing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
- F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
- F01N3/0215—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters the filtering elements having the form of disks or plates
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
- F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
- F01N3/022—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters characterised by specially adapted filtering structure, e.g. honeycomb, mesh or fibrous
Abstract
The invention discloses an automobile exhaust emission system with a low-noise oil smoke filter, which comprises an exhaust manifold, a three-way catalyst, a first electromagnetic valve, a second electromagnetic valve and a filter; the filter comprises a shell with an air inlet end and an air outlet end, a filter element frame arranged in the shell, a first filter element for cooling tail gas, a second filter element for adsorbing and filtering particulate matters and a third filter element for adsorbing and filtering vaporific fuel particles, wherein the first filter element is sequentially arranged along the air inlet end of the shell towards the air outlet end of the shell; the invention solves the problem that when the engine is in cold operation, the tail gas temperature can not reach the working temperature of the three-way catalyst of the automobile, so that a large amount of pollutants are directly discharged into the atmosphere, thereby causing environmental pollution and being beneficial to improving the air quality.
Description
Technical Field
The invention relates to the technical field of automobile exhaust treatment, in particular to an automobile exhaust emission system with a low-noise oil smoke filter.
Background
When the automobile engine is in a cold running state, the engine temperature is low, and fuel is not combusted sufficiently, so that the tail gas contains a large amount of mist fuel particles which are not combusted completely, and meanwhile, the insufficient combustion condition also causes the tail gas to contain a large amount of carbon particles; in order to accelerate the temperature rising process of the engine and reduce the duration of the exceeding emission, the engine tends to increase the oil injection quantity in the cold state, and the quantity of vaporous fuel particles in tail gas in the cold state is further increased.
However, when the engine is in cold running, the tail gas temperature cannot reach the working temperature of the three-way catalyst of the automobile, so that a large amount of pollutants are directly discharged into the atmosphere, and environmental pollution is caused.
Disclosure of Invention
The invention aims to overcome the defects and provide an automobile exhaust emission system with a low-noise oil smoke filter.
In order to achieve the above object, the present invention is specifically as follows:
the invention provides a low-noise oil smoke filter which is applied to an automobile exhaust emission system and comprises a shell with an air inlet end and an air outlet end, a filter element frame arranged in the shell, a first filter element for cooling exhaust, a second filter element for adsorbing and filtering particulate matters and a third filter element for adsorbing and filtering vaporific fuel particles, wherein the first filter element is sequentially arranged along the air inlet end of the shell towards the air outlet end of the shell.
Optionally, the filter element rack is rotatably installed in the shell, the first filter element, the second filter element and the third filter element are fixedly sleeved on the filter element rack at intervals, and the power component is used for driving the filter element rack to synchronously drive the first filter element, the second filter element and the third filter element to rotate.
Optionally, the shell is further internally provided with a first liquid cavity, a second liquid cavity and a third liquid cavity, a part of the first filter element is located in the first liquid cavity, a part of the second filter element is located in the second liquid cavity, and a part of the third filter element is located in the third liquid cavity.
Optionally, the first liquid cavity, the second liquid cavity and the third liquid cavity are all connected with liquid pipes.
Optionally, the first filter element is made of porous ceramic material with good water absorption.
Optionally, the second filter element is made of rock wool materials with good high temperature resistance.
Optionally, the third filter element is made of an oil absorption felt material with good oil absorption performance.
Optionally, the power assembly comprises a power rotor which is rotatably arranged, the power rotor is in transmission connection with the filter element frame, and the power rotor is configured to rotate under the impact of the discharged tail gas flow.
The second aspect of the invention also provides an automobile exhaust emission system, which comprises an exhaust manifold, a three-way catalyst, a first electromagnetic valve, a second electromagnetic valve and a filter as described above; the exhaust manifold is characterized in that the first electromagnetic valve is arranged on the exhaust manifold, one end of the three-way catalyst is connected with the first electromagnetic valve, the second electromagnetic valve is connected with the other end of the three-way catalyst, the air inlet end of the shell is connected with the first electromagnetic valve through a first connecting pipe, the exhaust end of the shell is connected with the second electromagnetic valve through a second connecting pipe, and a temperature sensor is arranged in the first electromagnetic valve.
The beneficial effects of the invention are as follows: according to the invention, the filter is added in the automobile exhaust emission system, so that when the automobile engine is in a cold engine running state, exhaust flow emitted by the automobile enters the shell from the air inlet end of the shell, the exhaust flow firstly flows through the first filter element, the first filter element cools the exhaust flow, the condition that the high Wen Wei air flow ablates and damages the second filter element and the third filter element under extreme conditions is avoided, the cooled exhaust flow flows through the second filter element, the second filter element adsorbs and filters carbon particles in the exhaust flow, the exhaust flow filtered by the carbon particles flows through the third filter element, the third filter element dissolves and adsorbs fuel particles in the exhaust flow, and the exhaust flow adsorbed by the fuel particles is discharged to the outside; thus solving the problem that when the engine is in cold operation, the tail gas temperature can not reach the working temperature of the three-way catalyst of the automobile, so that a large amount of pollutants are directly discharged into the atmosphere, causing environmental pollution, and being beneficial to improving the air quality; and the discharged tail gas flows through the first filter element, the second filter element and the third filter element, so that the noise generated by tail gas discharge can be reduced.
Drawings
FIG. 1 is a schematic cross-sectional view of a filter provided in an embodiment of the present invention;
FIG. 2 is an exploded view of a filter provided in an embodiment of the present invention;
FIG. 3 is a schematic structural view of a first filter element according to an embodiment of the present invention;
FIG. 4 is a schematic view of a second cartridge according to an embodiment of the present invention;
FIG. 5 is a schematic structural view of a third cartridge according to an embodiment of the present invention;
fig. 6 is a schematic structural diagram of an exhaust emission system of an automobile according to an embodiment of the present invention;
reference numerals illustrate: 10. an exhaust manifold; 20. a three-way catalyst; 30. a first electromagnetic valve; 40. a second electromagnetic valve; 50. a filter; 60. a first connecting pipe; 70. a second connecting pipe; 1. a housing; 2. a filter element frame; 3. a first filter element; 31. a first filtered airway; 4. a second filter element; 41. a linear airway; 5. a third filter element; 51. a second filtered airway; 52. a liquid inlet channel; 53. a connection channel; 6. a power assembly; 61. a power rotor; 62. a power bracket; 63. a first gear; 64. a second gear; 65. a gear ring; 7. a first liquid chamber; 8. a second liquid chamber; 9. a third liquid chamber; 11. a first separator; 12. a second separator; 13. a third separator; 14. and a liquid pipe.
Detailed Description
The invention will now be described in further detail with reference to the drawings and the specific embodiments, without limiting the scope of the invention.
As shown in fig. 1 to 6, a first aspect of the embodiment of the present invention provides a low noise soot filter 50, which is applied to an exhaust emission system of an automobile, and includes a housing 1 having an air inlet end and an air outlet end, a filter cartridge holder 2 disposed in the housing 1, and a first filter cartridge 3 for cooling exhaust gas, a second filter cartridge 4 for adsorbing and filtering particulate matters, and a third filter cartridge 5 for adsorbing and filtering atomized fuel particles, which are sequentially disposed along the air inlet end of the housing 1 toward the air outlet end of the housing 1.
According to the embodiment, the filter 50 is added in the automobile exhaust emission system, so that when the automobile engine is in a cold engine running state, exhaust gas flow emitted by the automobile enters the shell 1 from the air inlet end of the shell 1, the exhaust gas flow firstly flows through the first filter element 3, the first filter element 3 cools the exhaust gas flow, the condition that the high Wen Wei air flow causes ablation damage to the second filter element 4 and the third filter element 5 under extreme conditions is avoided, the cooled exhaust gas flow flows through the second filter element 4, the second filter element 4 adsorbs and filters carbon particles in the exhaust gas flow, the exhaust gas flow after the carbon particles are filtered flows through the third filter element 5, the third filter element 5 dissolves and adsorbs fuel particles in the exhaust gas flow after the fuel particles are adsorbed, and the exhaust gas flow is discharged to the outside; thus solving the problem that when the engine is running, the tail gas temperature can not reach the working temperature of the three-way catalyst 20, so that a large amount of pollutants are directly discharged into the atmosphere, causing environmental pollution, and being beneficial to improving the air quality; and the discharged tail gas flows through the first filter element 3, the second filter element 4 and the third filter element 5, so that noise generated by tail gas discharge can be reduced.
In some embodiments, as shown in fig. 1 and 2, the low noise fume filter 50 further includes a power component 6 disposed on an air inlet end of the housing 1, the filter element frame 2 is rotatably mounted in the housing 1, the first filter element 3, the second filter element 4 and the third filter element 5 are fixedly sleeved on the filter element frame 2 at intervals, and the power component 6 is used for driving the filter element frame 2 to synchronously drive the first filter element 3, the second filter element 4 and the third filter element 5 to rotate; the power assembly 6 is utilized to drive the filter element frame 2 to rotate, so that the first filter element 3, the second filter element 4 and the third filter element 5 are synchronously driven to rotate. In some embodiments, as shown in fig. 1 and 2, the housing 1 is further provided with a first liquid chamber 7, a second liquid chamber 8, and a third liquid chamber 9, a portion of the first filter element 3 is located in the first liquid chamber 7, a portion of the second filter element 4 is located in the second liquid chamber 8, and a portion of the third filter element 5 is located in the third liquid chamber 9; specifically, as shown in fig. 2, the two sides of the first filter element 3 are respectively provided with a first partition plate 11, a first liquid cavity 7 is formed by surrounding between the two first partition plates 11, the first filter element 3 and the shell 1, the two sides of the second filter element 4 are respectively provided with a second partition plate 12, a second liquid cavity 8 is formed by surrounding between the two second partition plates 12, the second filter element 4 and the shell 1, the two sides of the third filter element 5 are respectively provided with a third partition plate 13, and a third liquid cavity 9 is formed by surrounding between the two third partition plates 13, the third filter element 5 and the shell 1.
Preferably, the first filter element 3 is made of porous ceramic material with good water absorption. Preferably, the second filter element 4 is made of rock wool with good high temperature resistance. Preferably, the third filter element 5 is made of a felt material with good oil absorption performance. In this embodiment, as shown in fig. 3, a plurality of labyrinth-shaped first filtering air passages 31 are uniformly distributed on the first filter element 3, as shown in fig. 4, a plurality of linear air passages 41 with an included angle of 45 degrees with the axis of the casing 1 are arranged on the second filter element 4, as shown in fig. 5, a plurality of labyrinth-shaped second filtering air passages 51 are uniformly distributed on the third filter element 5, the second filtering air passages 51 extend along the axial direction of the third filter element 5, a plurality of liquid inlet passages 52 communicated with the second filtering air passages 51 are further arranged on the third filter element 5, and at least one connecting passage 53 penetrating through the side wall of the third filter element 5 is connected to the outer end of the liquid inlet passage 52, and the connecting passage 53 is in an involute structure.
Specifically, the first liquid cavity 7 is loaded with cooling water for cooling the tail gas, and when the first filter element 3 rotates, the cooling water in the first liquid cavity 7 can be adsorbed into the first filtering passage of the first filter element 3; the second liquid chamber 8 is filled with a first eluent for eluting carbon particles adsorbed on the second filter element 4, and the first eluent in the second liquid chamber 8 can be adsorbed into the linear air passage 41 when the second filter element 4 rotates; the third liquid chamber 9 is loaded with a second eluent for dissolving and eluting the fuel particles adsorbed on the third filter element 5, so that the second eluent in the third liquid chamber 9 can be adsorbed into the second filtering airway 51 from the connecting channel 53 and the liquid inlet channel 52 when the third filter element 5 rotates.
Therefore, when the filter element frame 2 is driven to rotate by the power component 6, the filter element frame 2 synchronously drives the first filter element 3, the second filter element 4 and the third filter element 5 to rotate, so that the first filter element 3 can absorb the cooling water in the first liquid cavity 7, the second filter element 4 can absorb the first eluent in the second liquid cavity 8, the third filter element 5 can absorb the second eluent in the third liquid cavity 9, the cooling water adsorbed in the first filter channel 31 can cool the exhaust gas flow through the first filter channel 31, the first eluent adsorbed in the linear type air channel 41 can adsorb and filter the carbon particles in the exhaust gas flow when the cooled exhaust gas flow passes through the linear type air channel 41 of the second filter element 4, the first eluent in the second liquid cavity 8 can flow through the linear type air channel 41 to desorb the carbon particles adsorbed in the linear type air channel 9, the filter effect of the second filter element 4 can be guaranteed, and the filter effect of the second eluent can be guaranteed to be guaranteed when the second eluent flows through the second filter element 5 and the third eluent in the second air channel 51 and the second filter channel 51 is connected with the filter element, and the filter effect of the filter element is guaranteed when the second eluent flows through the third filter element 5 and the third eluent in the second air channel 51 is connected with the filter element 51.
In the low noise soot filter 50 of the present embodiment, as shown in fig. 1 and 2, the first liquid chamber 7, the second liquid chamber 8, and the third liquid chamber 9 are all connected with the liquid pipe 14. Specifically, the liquid pipe 14 is connected with an external liquid tank; so set up to add and change cooling water, first eluent, second eluent, with guarantee filter effect.
In some embodiments, as shown in fig. 1 and 2, the power assembly 6 includes a power rotor 61 rotatably disposed, the power rotor 61 is in driving connection with the filter cartridge frame 2, and the power rotor 61 is configured to rotate under the impact of the exhaust gas flow. Specifically, the power assembly 6 further includes a power bracket 62, a first gear 63, a second gear 64 and a gear ring 65, the power bracket 62 is fixedly installed on the air inlet end of the housing 1, the power rotor 61 is rotatably sleeved on the power bracket 62, tooth structures are uniformly distributed on the peripheral wall of the power rotor 61, the first gear 63 is rotatably installed on the housing 1, the first gear 63 is meshed with the tooth structures of the power rotor 61, the second gear 64 is rotatably installed on the housing 1, the second gear 64 is meshed with the first gear 63, the gear ring 65 is fixedly installed on the filter element frame 2, and the gear ring 65 is meshed with the second gear 64; when the filter cartridge frame is used, the discharged tail gas flow impacts the power rotor 61 to rotate, the power rotor 61 drives the first gear 63 to rotate through the tooth structure, the first gear 63 drives the second gear 64 to rotate, the second gear 64 drives the filter cartridge frame 2 to rotate through the gear ring 65, and therefore the first filter cartridge 3, the second filter cartridge 4 and the third filter cartridge 5 are enabled to rotate.
As shown in fig. 1 to 6, the second aspect of the embodiment of the present invention also provides an exhaust emission system of an automobile, including an exhaust manifold 10, a three-way catalyst 20, a first solenoid valve 30, a second solenoid valve 40, and a filter 50 as described above; the first electromagnetic valve 30 is installed on the exhaust manifold 10, one end of the three-way catalyst 20 is connected with the first electromagnetic valve 30, the second electromagnetic valve 40 is connected with the other end of the three-way catalyst 20, the air inlet end of the shell 1 is connected with the first electromagnetic valve 30 through a first connecting pipe 60, the air outlet end of the shell 1 is connected with the second electromagnetic valve 40 through a second connecting pipe 70, and a temperature sensor (not shown in the figure) is arranged in the first electromagnetic valve 30.
When the automobile engine is in a cold running state, a temperature sensor in the first electromagnetic valve 30 samples the temperature of the exhaust gas flow, when the sampled temperature value is lower than a preset temperature threshold value, the first electromagnetic valve 30 opens a passage between the first connecting pipe 60 and the exhaust manifold 10, the second electromagnetic valve 40 opens a passage between the second connecting pipe 70 and an external exhaust pipeline, the exhaust gas discharged by the exhaust manifold 10 flows through the first connecting pipe 60 to enter the filter 50, the power rotor 61 rotates under the impact of the exhaust gas flow, the power output by the power rotor 61 drives the filter element frame 2 to rotate through the gear ring 65 after the speed reduction and torque increase of the first gear 63 and the second gear 64, the filter element frame 2 drives the first filter element 3, the second filter element 4 and the third filter element 5 to rotate, the first filter element 3 cools the exhaust gas flow, the second filter element 4 adsorbs and filters carbon particles in the exhaust gas flow, the third filter element 5 dissolves and adsorbs fuel particles in the exhaust gas flow, thus realizing the filtration and purification of the exhaust gas flow, the filtered and purified exhaust gas flow is discharged into the exhaust pipeline through the second connecting pipe 70 and the second electromagnetic valve 40, thus the quality of the exhaust gas flow is reduced and the air quality is improved; when the temperature sensor of the first electromagnetic valve 30 detects that the temperature of the exhaust gas flow reaches a preset temperature threshold, the first electromagnetic valve 30 is communicated with a passage between the exhaust manifold 10 and the three-way catalyst 20, the first electromagnetic valve 30 and the second electromagnetic valve 40 close a passage among the first connecting pipe 60, the filter 50 and the second connecting pipe 70, and the exhaust gas is purified by the three-way catalyst 20; through the above structure setting for three way catalyst 20 and filter 50 form parallelly connected, thereby when engine cold machine running state, open the passageway between exhaust manifold 10, first connecting pipe 60, filter 50, second connecting pipe 70, in order to solve engine cold machine during operation tail gas temperature and can not reach three way catalyst 20's operating temperature, lead to a large amount of pollutants to be discharged into the atmosphere directly, cause environmental pollution's problem, and when tail gas temperature reaches three way catalyst 20's operating temperature, utilize three way catalyst 20 to carry out filtration and purification to the tail gas, thereby effectively reduce automobile tail gas emission to environmental pollution. The exhaust emission system of the present embodiment has all the advantages of the filter 50 described above, and will not be described here again.
The foregoing description is only one preferred embodiment of the invention, and therefore all changes and modifications that come within the meaning and range of equivalency of the structures, features and principles of the invention are intended to be embraced therein.
Claims (6)
1. An automobile exhaust emission system with a low-noise oil smoke filter is characterized by comprising an exhaust manifold, a three-way catalyst, a first electromagnetic valve, a second electromagnetic valve and a filter;
the filter comprises a shell with an air inlet end and an air outlet end, a filter element frame arranged in the shell, a first filter element for cooling tail gas, a second filter element for adsorbing and filtering particulate matters and a third filter element for adsorbing and filtering vaporific fuel particles, wherein the first filter element is sequentially arranged along the air inlet end of the shell towards the air outlet end of the shell;
the filter further comprises a power component arranged at the air inlet end of the shell, the filter element frame is rotatably arranged in the shell, the first filter element, the second filter element and the third filter element are fixedly sleeved on the filter element frame at intervals, and the power component is used for driving the filter element frame to synchronously drive the first filter element, the second filter element and the third filter element to rotate;
the shell is internally provided with a first liquid cavity, a second liquid cavity and a third liquid cavity, part of the first filter element is positioned in the first liquid cavity, part of the second filter element is positioned in the second liquid cavity, and part of the third filter element is positioned in the third liquid cavity;
the exhaust manifold is characterized in that the first electromagnetic valve is arranged on the exhaust manifold, one end of the three-way catalyst is connected with the first electromagnetic valve, the second electromagnetic valve is connected with the other end of the three-way catalyst, the air inlet end of the shell is connected with the first electromagnetic valve through a first connecting pipe, the exhaust end of the shell is connected with the second electromagnetic valve through a second connecting pipe, and a temperature sensor is arranged in the first electromagnetic valve.
2. The exhaust emission system of an automobile with a low noise soot filter of claim 1, wherein the first liquid chamber, the second liquid chamber, and the third liquid chamber are all connected with liquid pipes.
3. The exhaust emission system of an automobile having a low noise soot filter according to claim 1, wherein the first filter element is made of porous ceramic material having good water absorption.
4. The exhaust emission system of an automobile having a low noise soot filter according to claim 1, wherein the second filter element is made of rock wool material having good high temperature resistance.
5. The exhaust emission system of an automobile having a low noise soot filter according to claim 1, wherein the third filter element is made of a felt material having good oil absorption performance.
6. The exhaust emission system of claim 1, wherein the power assembly includes a rotatably disposed power rotor in driving engagement with the cartridge frame, the power rotor being configured to rotate upon impact of an exhaust stream being emitted.
Priority Applications (1)
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CN202310427029.7A CN116220863B (en) | 2023-04-20 | 2023-04-20 | Automobile exhaust emission system with low-noise oil smoke filter |
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CN202310427029.7A CN116220863B (en) | 2023-04-20 | 2023-04-20 | Automobile exhaust emission system with low-noise oil smoke filter |
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CN116220863A CN116220863A (en) | 2023-06-06 |
CN116220863B true CN116220863B (en) | 2023-08-15 |
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CN202310427029.7A Active CN116220863B (en) | 2023-04-20 | 2023-04-20 | Automobile exhaust emission system with low-noise oil smoke filter |
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Citations (6)
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KR19990030716A (en) * | 1997-10-04 | 1999-05-06 | 신수항 | Automobile Exhaust Sediment Filtration Purifier |
CN203685352U (en) * | 2013-10-21 | 2014-07-02 | 班书增 | Automobile exhaust purifier |
CN104847453A (en) * | 2014-02-19 | 2015-08-19 | 王刚 | Wet-method filter separator for automobile exhaust |
CN106958476A (en) * | 2017-05-31 | 2017-07-18 | 龚岑越 | Vehicle exhaust multi-filtering environmental protecting device |
CN108678849A (en) * | 2018-06-29 | 2018-10-19 | 广州市欧之星商贸有限公司 | A kind of automobile exhaust pipe may filter that tail gas |
CN215109090U (en) * | 2021-05-31 | 2021-12-10 | 柳州铁道职业技术学院 | Automobile exhaust does not have carbon emission device |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7250066B2 (en) * | 2002-06-27 | 2007-07-31 | Mann & Hummel Gmbh | Centrifuge for separating soot from the exhaust of an internal combustion engine |
-
2023
- 2023-04-20 CN CN202310427029.7A patent/CN116220863B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR19990030716A (en) * | 1997-10-04 | 1999-05-06 | 신수항 | Automobile Exhaust Sediment Filtration Purifier |
CN203685352U (en) * | 2013-10-21 | 2014-07-02 | 班书增 | Automobile exhaust purifier |
CN104847453A (en) * | 2014-02-19 | 2015-08-19 | 王刚 | Wet-method filter separator for automobile exhaust |
CN106958476A (en) * | 2017-05-31 | 2017-07-18 | 龚岑越 | Vehicle exhaust multi-filtering environmental protecting device |
CN108678849A (en) * | 2018-06-29 | 2018-10-19 | 广州市欧之星商贸有限公司 | A kind of automobile exhaust pipe may filter that tail gas |
CN215109090U (en) * | 2021-05-31 | 2021-12-10 | 柳州铁道职业技术学院 | Automobile exhaust does not have carbon emission device |
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