CN112392576A - Vibration-reducing noise-removing exhaust system for motor vehicle - Google Patents
Vibration-reducing noise-removing exhaust system for motor vehicle Download PDFInfo
- Publication number
- CN112392576A CN112392576A CN202011287635.6A CN202011287635A CN112392576A CN 112392576 A CN112392576 A CN 112392576A CN 202011287635 A CN202011287635 A CN 202011287635A CN 112392576 A CN112392576 A CN 112392576A
- Authority
- CN
- China
- Prior art keywords
- sliding plug
- liquid storage
- storage tank
- exhaust system
- converter box
- 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.)
- Withdrawn
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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
- F01N3/04—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust using liquids
- F01N3/043—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust using liquids without contact between liquid and exhaust gases
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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
- F01N1/00—Silencing apparatus characterised by method of silencing
- F01N1/08—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling
- F01N1/085—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling using a central core throttling gas passage
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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
- F01N1/00—Silencing apparatus characterised by method of silencing
- F01N1/16—Silencing apparatus characterised by method of silencing by using movable parts
- F01N1/20—Silencing apparatus characterised by method of silencing by using movable parts having oscillating or vibrating movement
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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
- 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
- F01N13/007—Apparatus used as intake or exhaust silencer
-
- 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
- F01N2240/00—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being
- F01N2240/20—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being a flow director or deflector
-
- 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
- F01N2260/00—Exhaust treating devices having provisions not otherwise provided for
- F01N2260/16—Exhaust treating devices having provisions not otherwise provided for for reducing exhaust flow pulsations
Abstract
The invention discloses a vibration reduction, noise removal and exhaust system for a motor vehicle, which comprises a converter box, wherein an air inlet pipe and an air outlet pipe communicated with the inside of the converter box are respectively arranged at two ends of the converter box, a sliding plug is connected in the converter box in a sealing and sliding manner, a through hole is formed in the side wall of the sliding plug, the aperture of the through hole is smaller than the pipe diameter of the air inlet pipe, a telescopic air bag is fixedly connected to the side wall of the sliding plug, one end, far away from the sliding plug, of the telescopic air bag is fixedly connected to the inner wall of the converter box, a one-way liquid inlet pipe and a one-way liquid outlet pipe are respectively communicated with two ends of the telescopic air bag, a liquid storage box is communicated between the one. The invention can convert the pulse airflow discharged from the air inlet pipe into continuous and stable airflow by arranging the parts such as the flow changing box, the sliding plug, the telescopic air bag and the like, thereby preventing the pulse airflow from causing the vibration of each air conveying part, avoiding the noise pollution and greatly reducing the damage of the pulse airflow to the exhaust system.
Description
Technical Field
The invention relates to the technical field of motor vehicle exhaust parts, in particular to a vibration reduction and noise reduction exhaust system for a motor vehicle.
Background
The working characteristics of the piston in the engine cylinder of the motor vehicle make the tail gas discharged by the motor vehicle be in a pulse form, particularly for single-cylinder motor vehicles (such as motorcycles and the like), the pulse form is more obvious, so that the tail gas can impact gas transmission parts such as pipelines and valves of an exhaust system in a line when being discharged, and all parts in the exhaust system generate strong vibration, which is accompanied by noise generation, and meanwhile, the strong vibration can easily loosen the joints of all parts to aggravate the aging and damage of all parts of the exhaust system. Accordingly, the present document proposes a vibration and noise reduction exhaust system for a motor vehicle.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a vibration reduction and noise elimination exhaust system for a motor vehicle.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a fall and shake noise control exhaust system for motor vehicles, includes the converter case, the both ends of converter case are equipped with respectively with inside communicating intake pipe and outlet duct, sealed sliding connection has the sliding plug in the converter case, and the through-hole has been seted up to the lateral wall of sliding plug, and the aperture of through-hole is less than the pipe diameter of intake pipe, the lateral wall fixedly connected with flexible gasbag of sliding plug, the one end fixed connection that the sliding plug was kept away from to flexible gasbag is on the inner wall of converter case.
Preferably, the two ends of the telescopic air bag are respectively communicated with a one-way liquid inlet pipe and a one-way liquid outlet pipe, a liquid storage tank is communicated between the one-way liquid inlet pipe and the one-way liquid outlet pipe, and cooling liquid is filled in the liquid storage tank.
Preferably, the sliding plug adopts the iron system, it is connected with the screw sleeve to rotate on the liquid reserve tank inner wall, screw sleeve female connection has the screw rod, the slider of screw sleeve's one end fixedly connected with magnetism system is kept away from to the screw rod, a plurality of vortex blades of fixedly connected with on the telescopic lateral wall of screw thread.
Preferably, the inner wall of the liquid storage tank is embedded with a spiral coil, and a semiconductor refrigeration piece coupled with the spiral coil is installed in the liquid storage tank.
The invention has the following beneficial effects:
1. by arranging the parts such as the flow transformation box, the sliding plug, the telescopic air bag and the like, the pulse air flow discharged from the air inlet pipe can be converted into continuous and stable air flow, so that the vibration of each air conveying part caused by the pulse air flow is prevented, the noise pollution is avoided, and the damage of the pulse air flow to an exhaust system is greatly reduced;
2. by arranging the liquid storage tank, the one-way liquid inlet pipe, the one-way liquid outlet pipe and other components, the cooling liquid in the liquid storage tank can flow along the pipeline in a one-way circulating manner in the expansion process of the telescopic airbag, the discharged tail gas can be cooled, and the high-temperature tail gas is prevented from damaging all components of the exhaust system;
3. through parts such as the slider that sets up threaded sleeve, vortex blade, magnetism system, can attract the slider round trip movement of magnetism system when sliding plug round trip movement to drive threaded sleeve and vortex blade and rotate, can constantly stir the coolant liquid in the liquid reserve tank, with the coolant liquid cooling in the liquid reserve tank with higher speed, improve the cooling effect of this device.
Drawings
Fig. 1 is a schematic structural diagram according to a first embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a second embodiment of the present invention;
fig. 3 is an enlarged schematic view of a structure in fig. 2.
In the figure: 1 flow transformation box, 2 air inlet pipes, 3 air outlet pipes, 4 sliding plugs, 5 through holes, 6 telescopic air bags, 7 liquid storage boxes, 8 one-way liquid inlet pipes, 9 one-way liquid outlet pipes, 10 threaded sleeves, 101 turbulence blades, 11 screw rods, 12 sliding blocks, 13 semiconductor refrigeration pieces and 14 spiral coils.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
The first embodiment is as follows:
referring to fig. 1, a vibration reduction, noise reduction and exhaust system for a motor vehicle comprises a converter box 1, wherein an air inlet pipe 2 and an air outlet pipe 3 which are communicated with the inside of the converter box 1 are respectively arranged at two ends of the converter box 1, a sliding plug 4 is connected in the converter box 1 in a sealing and sliding manner, a through hole 5 is formed in the side wall of the sliding plug 4, the aperture of the through hole 5 is smaller than the pipe diameter of the air inlet pipe 2, a telescopic air bag 6 is fixedly connected to the side wall of the sliding plug 4, one end, far away from the sliding plug 4, of the telescopic air bag 6 is fixedly connected to the inner wall of the converter box 1.
The two ends of the telescopic air bag 6 are respectively communicated with a one-way liquid inlet pipe 8 and a one-way liquid outlet pipe 9, the liquid storage box 7 is communicated between the one-way liquid inlet pipe 8 and the one-way liquid outlet pipe 9, cooling liquid is filled in the liquid storage box 7, the one-way liquid inlet pipe 8 only allows the cooling liquid to flow into the liquid storage box 7 from the telescopic air bag 6, and the one-way liquid outlet pipe 9 only allows the cooling liquid to flow into the telescopic air bag 6 from the liquid storage box 7, and specifically, a one-way valve is installed in the pipe. Further, as shown in fig. 1, the one-way liquid outlet pipe 9 is distributed in a serpentine shape in the gas outlet pipe 3 to increase the contact area with the tail gas and improve the cooling efficiency of the tail gas.
The liquid storage tank 7 is provided with air holes to keep the air pressure inside and outside the liquid storage tank 7 balanced, thereby facilitating the flow of the cooling liquid into or out of the liquid storage tank 7. In particular, when installed, the reservoir 7 may be mounted outside the motor vehicle, so that when the vehicle is running, wind will constantly blow towards the reservoir 7 to accelerate the cooling of the internal cooling liquid.
Pulse tail gas is discharged into the converter box 1 through the gas inlet pipe 2, passes through the through hole 5 and then is input into a tail gas discharge pipeline of a motor vehicle through the gas outlet pipe 3. In the process, when the tail gas is discharged, as the aperture of the through hole 5 is smaller than the pipe diameter of the air inlet pipe 2, when the airflow flows into the converter box 1, the air inflow is larger than the air outflow, referring to fig. 1, the left part of the tail gas of the sliding plug 4 is gathered, so that the sliding plug 4 can be pushed to move rightwards, and the telescopic air bag 6 is contracted; and when being in tail gas emission's interval, stop admitting air in the intake pipe 2, flexible gasbag 6 can extend under self elasticity effect and resume, and promote sliding plug 4 and move left and reset, still the remaining tail gas of sliding plug 4 left side part is extruded along through-hole 5 simultaneously, and in discharging outlet duct 3, so can be in the emission process of pulse tail gas, make outlet duct 3 can be all the time, the exhaust of continuation, change pulse air current into lasting steady air current, can effectively eliminate pulse tail gas and arouse motor vehicle exhaust part's violent vibration, avoid producing the noise, slow down the harm of pulse air current to exhaust system greatly, the life of extension exhaust part.
When the telescopic air bag 6 extends, the cooling liquid in the liquid storage tank 7 can be pumped into the telescopic air bag 6 along the one-way liquid outlet pipe 9, when the telescopic air bag 6 contracts, the cooling liquid in the telescopic air bag can be squeezed back into the liquid storage tank 7 along the one-way liquid inlet pipe 8, the cooling liquid can continuously flow in a one-way circulation mode in a pipeline, heat in tail gas is adsorbed, the temperature of the tail gas is reduced, the high-temperature tail gas is prevented from accelerating the oxidation and aging speed of an exhaust component, and the damage to the exhaust component is further reduced.
Example two:
referring to fig. 2-3, different from the first embodiment, the sliding plug 4 is made of iron, the inner wall of the liquid storage tank 7 is rotatably connected with a threaded sleeve 10, the threaded sleeve 10 is internally connected with a threaded rod 11, one end of the threaded rod 11, which is far away from the threaded sleeve 10, is fixedly connected with a magnetic slider 12, the side wall of the threaded sleeve 10 is fixedly connected with a plurality of spoiler blades 101, and the inner wall of the liquid storage tank 7 is embedded with a spiral coil 14, as shown in fig. 3, the spiral coil 14 is only distributed on one part of the left side of the liquid storage tank 7, so that the slider 12 can completely enter and exit the spiral coil 14 in the moving process to generate induced. The semiconductor refrigerating sheet 13 coupled with the spiral coil 14 is arranged in the liquid storage tank 7, and the installation mode of the semiconductor refrigerating sheet 13 and the connection mode of the semiconductor refrigerating sheet and the spiral coil 14 are the existing mature technologies, are irrelevant to the scheme, so detailed description is omitted.
In this embodiment, the liquid storage tank 7 and the deflector tank 1 may be installed at a position away from the metal parts of the vehicle, and the liquid storage tank 7 may be close to the deflector tank 1, and the specific position may be as shown in fig. 2. Therefore, when the sliding plug 4 moves back and forth in the converter box 1, the iron sliding plug 4 can attract the magnetic sliding block 12 to move back and forth in the liquid storage box 7 and push the screw rod 11 to horizontally move back and forth in the threaded sleeve 10, so that the threaded sleeve 10 can rotate back and forth, the turbulence blades 101 on the threaded sleeve 10 stir the cooling liquid in the liquid storage box 7 back and forth, the cooling of the cooling liquid after heat absorption can be accelerated, and the cooling efficiency of the device on tail gas is improved.
In addition, when the magnetic slide block 12 moves back and forth in the liquid storage tank 7, the magnetic slide block continuously enters and exits the spiral coil 14, the magnetic flux in the spiral coil 14 is continuously increased and reduced, finally, induced current is generated in the spiral coil 14 to electrify the semiconductor refrigerating sheet 13, and the electrified semiconductor refrigerating sheet 13 can quickly cool the cooling liquid, so that the cooling efficiency of the device is further improved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (4)
1. The utility model provides a fall and shake noise control exhaust system for motor vehicles, includes converter box (1), its characterized in that, the both ends of converter box (1) be equipped with respectively with inside communicating intake pipe (2) and outlet duct (3), converter box (1) internal seal sliding connection has sliding plug (4), just through-hole (5) have been seted up to the lateral wall of sliding plug (4), just the aperture of through-hole (5) is less than the pipe diameter of intake pipe (2), the lateral wall fixedly connected with flexible gasbag (6) of sliding plug (4), the one end fixed connection that sliding plug (4) were kept away from in flexible gasbag (6) is on the inner wall of converter box (1).
2. The vibration-reducing, noise-reducing and exhausting system for the motor vehicle as claimed in claim 1, wherein both ends of the telescopic airbag (6) are respectively communicated with a one-way liquid inlet pipe (8) and a one-way liquid outlet pipe (9), a liquid storage tank (7) is communicated between the one-way liquid inlet pipe (8) and the one-way liquid outlet pipe (9), and the liquid storage tank (7) is filled with cooling liquid.
3. The vibration and noise reduction and exhaust system for the motor vehicle is characterized in that the sliding plug (4) is made of iron, a threaded sleeve (10) is rotatably connected to the inner wall of the liquid storage tank (7), a screw rod (11) is connected to the threaded sleeve (10) in a threaded mode, a magnetic sliding block (12) is fixedly connected to one end, far away from the threaded sleeve (10), of the screw rod (11), and a plurality of flow disturbing blades (101) are fixedly connected to the side wall of the threaded sleeve (10).
4. A vibration and noise reduction exhaust system for a motor vehicle according to claim 3, wherein a spiral coil (14) is embedded on the inner wall of the liquid storage tank (7), and a semiconductor cooling fin (13) coupled with the spiral coil (14) is installed in the liquid storage tank (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011287635.6A CN112392576A (en) | 2020-11-17 | 2020-11-17 | Vibration-reducing noise-removing exhaust system for motor vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011287635.6A CN112392576A (en) | 2020-11-17 | 2020-11-17 | Vibration-reducing noise-removing exhaust system for motor vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112392576A true CN112392576A (en) | 2021-02-23 |
Family
ID=74606186
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011287635.6A Withdrawn CN112392576A (en) | 2020-11-17 | 2020-11-17 | Vibration-reducing noise-removing exhaust system for motor vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112392576A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115045946A (en) * | 2022-08-11 | 2022-09-13 | 常州市中昊轨道交通科技发展有限公司 | High-strength buffering and damping part for rolling stock and machining method thereof |
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| CN108868966A (en) * | 2018-07-03 | 2018-11-23 | 皖西学院 | A kind of automobile engine denoising device |
| CN110296063A (en) * | 2019-07-06 | 2019-10-01 | 刘荣甫 | The device that power plant voluntarily drives cooling water to recycle using exhaust steam |
| CN111457403A (en) * | 2020-04-22 | 2020-07-28 | 陈辉辉 | A purification unit for organic waste gas |
| CN111535151A (en) * | 2020-05-10 | 2020-08-14 | 田园园 | Self-cleaning glass plank road |
| CN111706806A (en) * | 2020-06-23 | 2020-09-25 | 黎春媚 | Light intensity self-adjusting LED underground lamp |
| CN111779732A (en) * | 2020-07-21 | 2020-10-16 | 叶水弟 | Hydraulic oil cooling system of plane embossing machine |
| CN111910385A (en) * | 2020-08-10 | 2020-11-10 | 李敏 | Cooling system for plane embossing machine |
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2020
- 2020-11-17 CN CN202011287635.6A patent/CN112392576A/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108868966A (en) * | 2018-07-03 | 2018-11-23 | 皖西学院 | A kind of automobile engine denoising device |
| CN110296063A (en) * | 2019-07-06 | 2019-10-01 | 刘荣甫 | The device that power plant voluntarily drives cooling water to recycle using exhaust steam |
| CN111457403A (en) * | 2020-04-22 | 2020-07-28 | 陈辉辉 | A purification unit for organic waste gas |
| CN111535151A (en) * | 2020-05-10 | 2020-08-14 | 田园园 | Self-cleaning glass plank road |
| CN111706806A (en) * | 2020-06-23 | 2020-09-25 | 黎春媚 | Light intensity self-adjusting LED underground lamp |
| CN111779732A (en) * | 2020-07-21 | 2020-10-16 | 叶水弟 | Hydraulic oil cooling system of plane embossing machine |
| CN111910385A (en) * | 2020-08-10 | 2020-11-10 | 李敏 | Cooling system for plane embossing machine |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115045946A (en) * | 2022-08-11 | 2022-09-13 | 常州市中昊轨道交通科技发展有限公司 | High-strength buffering and damping part for rolling stock and machining method thereof |
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Application publication date: 20210223 |