CN114294074A - Green type car muffler - Google Patents
Green type car muffler Download PDFInfo
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- CN114294074A CN114294074A CN202111528274.4A CN202111528274A CN114294074A CN 114294074 A CN114294074 A CN 114294074A CN 202111528274 A CN202111528274 A CN 202111528274A CN 114294074 A CN114294074 A CN 114294074A
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- air inlet
- air outlet
- sleeve
- barrel
- limiting plate
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Abstract
The invention discloses a green environment-friendly automobile silencer which comprises a silencer main body, wherein an inner filtering barrel is installed at an air inlet end of the silencer main body, an activated carbon filter layer is filled in the inner filtering barrel, an air inlet limiting plate and a limiting column barrel are arranged at the upper end and the lower end of the inner filtering barrel in an abutting mode respectively, a plurality of air inlet holes I are uniformly distributed in the air inlet limiting plate, a silencing honeycomb core layer is filled in the limiting column barrel, the limiting column barrel is integrally arranged on the top surface of a partition plate, the bottom surface of the partition plate is in abutting connection with the top opening end of the silencing barrel, a plurality of air outlet holes I are uniformly distributed in the wall of the silencing barrel, spiral fins are arranged on the silencing barrel in a one-day structure, and an air outlet limiting plate is arranged at the bottom end of the silencing barrel in an abutting mode. By adopting the technical scheme, the secondary noise reduction treatment is carried out through the silencing honeycomb core layer, the silencing barrel and the spiral fins, the noise reduction treatment effect of the silencer main body is improved, and the silencer main body is convenient to put into use.
Description
Technical Field
The invention relates to the technical field of automobile silencers, in particular to an environment-friendly automobile silencer.
Background
The automobile silencer is used for reducing the exhaust noise of an engine and safely and effectively discharging high-temperature waste gas, the silencer is used as one part of an exhaust pipeline and is required to ensure smooth exhaust, small resistance and enough strength, and the silencer is required to be subjected to high-temperature exhaust at 500-700 ℃ so as to ensure that the silencer is not damaged or loses the silencing effect within the specified driving mileage of an automobile.
The existing automobile silencer is single in structure, when exhaust flow flows in the silencer main body, collision noise occurs between the exhaust flow and the silencer shell, the larger the collision noise of the pressure of the flowing air flow is, the mounting and using troubles can be caused, the silencer shell is frequently collided to influence the service life of the silencer shell, and therefore a green environment-friendly automobile silencer is designed.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention discloses a green environment-friendly automobile silencer.
The invention discloses a green environment-friendly automobile silencer, which comprises a silencer main body, an air inlet sleeve and an air outlet sleeve, wherein pipe orifices at two sides of the silencer main body are respectively detachably connected with the air inlet sleeve and the air outlet sleeve, the air inlet sleeve and the air outlet sleeve are respectively and integrally provided with an air inlet pipe and an air outlet pipe, the air inlet end of the silencer main body is provided with an inner filtering cylinder, the inner filtering cylinder is internally filled with an active carbon filter layer, the upper end and the lower end of the inner filtering cylinder are respectively provided with an air inlet limiting plate and a limiting cylinder in a butting manner, a plurality of air inlet holes I are uniformly distributed on the air inlet limiting plate, the limiting cylinder is internally filled with a silencing honeycomb core layer, the top port end of the limiting cylinder is correspondingly provided with a plurality of air inlet holes II, the air inlet holes II are positioned on the bottom wall of the inner filtering cylinder and penetrate through the bottom wall of the inner filtering cylinder, and the limiting cylinder is integrally arranged on the top surface of a partition plate, the baffle fixed connection is in the inner chamber of muffler main part, just the bottom surface of baffle on contradict and connect the top of amortization barrel end, the top of amortization barrel end correspond and be provided with a plurality of inlet ports three, a plurality of inlet port three be located the baffle and run through the setting, a plurality of venthole one has been seted up to the equipartition on the section of thick bamboo wall of amortization barrel, just the amortization barrel on one day the structure be provided with helical fin, the bottom of amortization barrel is contradicted and is equipped with the limiting plate of giving vent to anger, give vent to anger and seted up a plurality of venthole two on the limiting plate, the venthole is two and is located the bottom of amortization barrel end outside and sets up.
Preferably, a plurality of vent holes are uniformly distributed on the spiral fins.
Preferably, the bottom wall of the inner filtering cylinder body is provided with a first sealing sleeve of an integrated structure, and the first sealing sleeve is connected to the top opening end of the limiting column cylinder in a buckling mode.
Preferably, the bottom wall of the partition plate is provided with a second sealing sleeve of an integrated structure, and the second sealing sleeve is connected to the top opening end of the silencing barrel in a buckling mode.
Preferably, the air inlet sleeve and the air outlet sleeve are respectively provided with a thread groove, the upper port and the lower port of the silencer main body are respectively provided with an external thread, and the silencer main body is respectively in thread fit connection with the air inlet sleeve and the air outlet sleeve.
Preferably, the upper and lower ports of the silencer main body are respectively connected with the air inlet limiting plate and the air outlet limiting plate in an abutting mode, and the air inlet limiting plate and the air outlet limiting plate are respectively arranged in the thread groove.
Preferably, the circumferential edge ends of the air inlet limiting plate and the air outlet limiting plate are respectively sleeved with a first sealing ring and a second sealing ring.
The beneficial effects are that:
1. air inlet sleeve, air inlet limiting plate, muffler main part, internal filter barrel, spacing column casing, baffle, amortization barrel, the limiting plate of giving vent to anger, the cover of giving vent to anger carries out spacing installation setting, and the both ends of muffler main part are through dismantling connect air inlet sleeve, the cover of giving vent to anger, and convenient to detach takes off air inlet sleeve, the cover of giving vent to anger, carries out muffler main part inner part and changes or maintains.
2. Automobile exhaust flow carries out air current filtration processing through active carbon filter core layer, carries out the one-level through amortization honeycomb sandwich layer and falls the processing of making an uproar, carries out the second grade through amortization barrel and helical fin and falls the processing of making an uproar, improves the silencer main part and falls the processing effect of making an uproar, is convenient for put into use.
Drawings
FIG. 1 is a schematic view of an environment-friendly muffler for a vehicle according to the present invention;
FIG. 2 is a schematic cross-sectional view of an environmentally friendly automotive muffler of the present invention;
FIG. 3 is a schematic cross-sectional view of a muffler body of an environmentally friendly automotive muffler according to the present invention;
FIG. 4 is a schematic view of a muffler barrel structure of an environmentally friendly automotive muffler of the present invention;
FIG. 5 is a schematic cross-sectional view of an air inlet sleeve of an environmentally friendly automotive muffler of the present invention.
Wherein: 1-a muffler body; 2-air inlet sleeve, 20-air inlet pipe; 3-air outlet sleeve, 30-air outlet pipe; 4-inner filtering cylinder, 40-air inlet two, 41-sealing sleeve one; 5-an air inlet limiting plate, 50-an air inlet I; 6-limiting column casing; 7-a partition plate, 70-a third air inlet, 71-a second sealing sleeve; 8-a silencing cylinder body, 80-a first air outlet; 9-helical fins, 90-vent holes; 10-an air outlet limiting plate and 100-a second air outlet; 11-a first sealing ring; 12-a second sealing ring; 13-thread groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-5, the invention discloses a green environment-friendly automobile muffler, which comprises a muffler main body 1, an air inlet sleeve 2 and an air outlet sleeve 3, wherein pipe orifices at two sides of the muffler main body 1 are respectively detachably connected with the air inlet sleeve 2 and the air outlet sleeve 3, an air inlet pipe 20 and an air outlet pipe 30 are respectively integrally arranged on the air inlet sleeve 2 and the air outlet sleeve 3, an inner filtering cylinder 4 is arranged at the air inlet end of the muffler main body 1, and an activated carbon filter layer is filled in the inner filtering cylinder 4.
The upper and lower both ends of interior filter barrel 4 are contradicted respectively and are equipped with air intake limiting plate 5, spacing column casing 6, a plurality of inlet ports 50 have been seted up to the equipartition on the air intake limiting plate 5, the intussuseption of spacing column casing 6 is filled with amortization honeycomb sandwich layer, the top port of spacing column casing 6 corresponds and is provided with two 40, a plurality of two 40 of inlet ports be located and run through the setting on the diapire of interior filter barrel 4, 6 body structure settings of spacing column casing are on the top surface of baffle 7, baffle 7 fixed connection is in the inner chamber of muffler main part 1, just the bottom surface of baffle 7 on contradict and connect the top port end of amortization barrel 8.
The top port end of the silencing barrel body 8 is correspondingly provided with a plurality of air inlet holes three 70, the air inlet holes three 70 are located on the partition plate 7 and penetrate through the partition plate, a plurality of air outlet holes one 80 are uniformly distributed on the barrel wall of the silencing barrel body 8, the silencing barrel body 8 is provided with spiral fins 9 in a one-day structure, the bottom end of the silencing barrel body 8 is abutted to a gas outlet limiting plate 10, a plurality of air outlet holes two 100 are formed in the gas outlet limiting plate 10, and the air outlet holes two 100 are located on the outer side of the bottom port end of the silencing barrel body 8.
A plurality of vent holes 90 are uniformly distributed on the helical fins 9, the helical fins 9 collide with the air flow discharged from the silencing cylinder 8, so that the collision air flow is absorbed and reflected by the helical fins 9, the wave length of the air flow sound wave is changed, and the vent holes 90 formed in the helical fins 9 are used for exhausting.
The bottom wall of the inner filtering cylinder 4 is provided with a first sealing sleeve 41 with an integrated structure, and the first sealing sleeve 41 is connected to the top end of the limiting column sleeve 6 in a buckling mode, so that the inner filtering cylinder 4 is connected with the limiting column sleeve 6 through the first sealing sleeve 41 in a sealing and clamping manner.
Preferably, a second sealing sleeve 71 of an integrated structure is arranged on the bottom wall of the partition plate 7, and the second sealing sleeve 71 is in snap-fit connection with the top opening end of the silencing cylinder 8, so that the partition plate 7 and the silencing cylinder 8 are in sealing and sleeve-clamping connection through the second sealing sleeve 71.
The air inlet sleeve 2 and the air outlet sleeve 3 are respectively provided with a thread groove 13, the upper and lower ports of the silencer main body 1 are respectively provided with an external thread, and the silencer main body 1 is respectively in thread fit connection with the air inlet sleeve 2 and the air outlet sleeve 3, so that the two ends of the silencer main body 1 can be detached and conveniently connected.
The upper and lower ports of the silencer main body 1 are respectively abutted and connected with the air inlet limiting plate 5 and the air outlet limiting plate 10, the air inlet limiting plate 5 and the air outlet limiting plate 10 are respectively arranged in the thread groove 13, the circumferential edge ends of the air inlet limiting plate 5 and the air outlet limiting plate 10 are respectively sleeved and connected with the first sealing ring 11 and the second sealing ring 12, and the sealing connection is convenient.
The invention is implemented as follows: when in use, the generated tail gas flows through the air inlet pipe 20 and enters the air inlet sleeve 2, and is dispersed into the inner filtering cylinder 4 through the air inlet holes 50 uniformly distributed on the air inlet limiting plate 5, so that the air flow filtering treatment is conveniently carried out through the activated carbon filter element layer arranged by filling, the filtered air flow enters the limiting column barrel 6 through the air inlet holes 40 arranged on the bottom wall of the inner filtering cylinder 4, so that the primary noise reduction treatment is conveniently carried out through the silencing honeycomb core layer arranged by filling, the impact sound wavelength of the air flow is reduced by the silencing honeycomb core layer, the primary noise reduction treatment effect is achieved, the air flow after the primary noise reduction treatment enters the silencing cylinder 8 through the air inlet holes three 70 arranged on the partition plate 7, the cylinder wall of the silencing cylinder 8 is provided with the air outlet hole one 80, the air flow discharged from the air outlet hole one 80 is collided with the spiral fin 9 for the secondary noise reduction treatment, so that the collided air flow is absorbed and reflected by the spiral fin 9, the wavelength of the airflow sound wave is changed to achieve the effect of secondary noise reduction, the vent holes 90 formed in the spiral fins 9 are used for exhausting, and the tail airflow subjected to noise reduction conveniently enters the air outlet sleeve 3 through the air outlet holes two 100 formed in the air outlet limiting plate 10 and is exhausted through the air outlet pipe 30. By adopting the technical scheme, the two ends of the silencer main body are detachably connected with the air inlet sleeve and the air outlet sleeve, and the air inlet sleeve, the air inlet limiting plate, the silencer main body, the inner filtering barrel, the limiting column barrel, the partition plate, the silencing barrel, the air outlet limiting plate and the air outlet sleeve are arranged in a limiting installation mode, so that the air inlet sleeve and the air outlet sleeve can be conveniently detached and taken down, and the parts in the silencer main body can be replaced or maintained; automobile exhaust flow carries out air current filtration processing through active carbon filter core layer, carries out the one-level through amortization honeycomb sandwich layer and falls the processing of making an uproar, carries out the second grade through amortization barrel and helical fin and falls the processing of making an uproar, improves the silencer main part and falls the processing effect of making an uproar, is convenient for put into use.
Finally, it should be noted that: the above embodiments are only used to illustrate the present invention and do not limit the technical solutions described in the present invention; thus, while the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted; all such modifications and variations are intended to be included herein within the scope of this disclosure and the present invention and protected by the following claims.
Claims (7)
1. A green environment-friendly automobile silencer comprises a silencer main body (1), an air inlet sleeve (2) and an air outlet sleeve (3), and is characterized in that pipe openings at two sides of the silencer main body (1) are detachably connected with the air inlet sleeve (2) and the air outlet sleeve (3) respectively, an air inlet pipe (20) and an air outlet pipe (30) are integrally arranged on the air inlet sleeve (2) and the air outlet sleeve (3) respectively, an inner filtering cylinder body (4) is installed at the air inlet end of the silencer main body (1), an activated carbon filter layer is filled in the inner filtering cylinder body (4), an air inlet limiting plate (5) and a limiting column (6) are arranged at the upper end and the lower end of the inner filtering cylinder body (4) in a butting mode respectively, a plurality of air inlet holes I (50) are uniformly distributed on the air inlet limiting plate (5), a silencing honeycomb core layer is filled in the limiting column (6), and a plurality of air inlet holes II (40) are correspondingly arranged at the top port end of the limiting column (6), the plurality of air inlet holes II (40) are positioned on the bottom wall of the inner filtering barrel body (4) and penetrate through the bottom wall, the limiting column barrel (6) is integrally arranged on the top surface of the partition plate (7), the partition plate (7) is fixedly connected in the inner cavity of the silencer main body (1), the bottom surface of the partition plate (7) is in butt joint with the top opening end of the silencing barrel body (8), the top opening end of the silencing barrel body (8) is correspondingly provided with a plurality of air inlet holes III (70), the plurality of air inlet holes III (70) are positioned on the partition plate (7) and penetrate through the partition plate, a plurality of air outlet holes I (80) are uniformly distributed on the barrel wall of the silencing barrel body (8), the day structure of the silencing barrel body (8) is provided with spiral fins (9), the bottom end of the silencing barrel body (8) is in butt joint with an air outlet limiting plate (10), and the air outlet limiting plate (10) is provided with a plurality of air outlet holes II (100), and the second air outlet (100) is positioned at the outer side of the bottom opening end of the silencing cylinder body (8).
2. The environment-friendly automobile muffler according to claim 1, wherein: a plurality of vent holes (90) are uniformly distributed on the spiral fins (9).
3. The environment-friendly automobile muffler according to claim 1, wherein: the bottom wall of the inner filtering cylinder body (4) is provided with a first sealing sleeve (41) of an integrated structure, and the first sealing sleeve (41) is connected to the top opening end of the limiting column cylinder (6) in a buckling mode.
4. The environment-friendly automobile muffler according to claim 1, wherein: and a second sealing sleeve (71) of an integrated structure is arranged on the bottom wall of the partition plate (7), and the second sealing sleeve (71) is connected to the top end of the silencing barrel (8) in a buckling mode.
5. The environment-friendly automobile muffler according to claim 1, wherein: the silencer is characterized in that the air inlet sleeve (2) and the air outlet sleeve (3) are respectively provided with a thread groove (13), the upper and lower ports of the silencer main body (1) are respectively provided with an external thread screw thread, and the silencer main body (1) is respectively in thread fit connection with the air inlet sleeve (2) and the air outlet sleeve (3).
6. The environment-friendly automobile muffler according to claim 5, wherein: the upper and lower ports of the silencer main body (1) are respectively butted with an air inlet limiting plate (5) and an air outlet limiting plate (10), and the air inlet limiting plate (5) and the air outlet limiting plate (10) are respectively arranged in a thread groove (13).
7. The environment-friendly automobile muffler according to claim 6, wherein: and the circumferential edge ends of the air inlet limiting plate (5) and the air outlet limiting plate (10) are respectively sleeved with a first sealing ring (11) and a second sealing ring (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111528274.4A CN114294074B (en) | 2021-12-15 | 2021-12-15 | Environment-friendly automobile muffler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111528274.4A CN114294074B (en) | 2021-12-15 | 2021-12-15 | Environment-friendly automobile muffler |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114294074A true CN114294074A (en) | 2022-04-08 |
| CN114294074B CN114294074B (en) | 2023-06-09 |
Family
ID=80968224
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111528274.4A Active CN114294074B (en) | 2021-12-15 | 2021-12-15 | Environment-friendly automobile muffler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114294074B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115320510A (en) * | 2022-08-18 | 2022-11-11 | 江苏森远汽车部件有限公司 | Enclose thermal-insulated sound insulation pad before auttombilism room based on macromolecular material |
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|---|---|---|---|---|
| CN108561217A (en) * | 2018-06-26 | 2018-09-21 | 成都益睿信科技有限公司 | A kind of automobile exhaust pipe with tail gas filtering function |
| CN208950689U (en) * | 2018-09-25 | 2019-06-07 | 张恒 | Novel inner-spiral type diesel engine impedance composite muffler |
| CN210663316U (en) * | 2019-09-06 | 2020-06-02 | 浙江欧特立汽车空调有限公司 | Green type vehicle air conditioner muffler |
| CN210714808U (en) * | 2019-09-12 | 2020-06-09 | 扬州万事达金属制品有限公司 | Helical blade structure for inner wall of silencing barrel |
| CN211258758U (en) * | 2019-11-01 | 2020-08-14 | 刘薄群 | Silencer for double exhaust pipes |
| CN211819574U (en) * | 2020-02-11 | 2020-10-30 | 熊建勇 | Device for reducing emission of particulate matters in automobile exhaust |
-
2021
- 2021-12-15 CN CN202111528274.4A patent/CN114294074B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108561217A (en) * | 2018-06-26 | 2018-09-21 | 成都益睿信科技有限公司 | A kind of automobile exhaust pipe with tail gas filtering function |
| CN208950689U (en) * | 2018-09-25 | 2019-06-07 | 张恒 | Novel inner-spiral type diesel engine impedance composite muffler |
| CN210663316U (en) * | 2019-09-06 | 2020-06-02 | 浙江欧特立汽车空调有限公司 | Green type vehicle air conditioner muffler |
| CN210714808U (en) * | 2019-09-12 | 2020-06-09 | 扬州万事达金属制品有限公司 | Helical blade structure for inner wall of silencing barrel |
| CN211258758U (en) * | 2019-11-01 | 2020-08-14 | 刘薄群 | Silencer for double exhaust pipes |
| CN211819574U (en) * | 2020-02-11 | 2020-10-30 | 熊建勇 | Device for reducing emission of particulate matters in automobile exhaust |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115320510A (en) * | 2022-08-18 | 2022-11-11 | 江苏森远汽车部件有限公司 | Enclose thermal-insulated sound insulation pad before auttombilism room based on macromolecular material |
| CN115320510B (en) * | 2022-08-18 | 2023-09-05 | 江苏森远汽车部件有限公司 | Automobile cab front wall heat-insulation and sound-insulation pad based on high polymer material |
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| Publication number | Publication date |
|---|---|
| CN114294074B (en) | 2023-06-09 |
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