CN215109094U - Automobile silencer and catalyst converter integrated device - Google Patents
Automobile silencer and catalyst converter integrated device Download PDFInfo
- Publication number
- CN215109094U CN215109094U CN202121251770.5U CN202121251770U CN215109094U CN 215109094 U CN215109094 U CN 215109094U CN 202121251770 U CN202121251770 U CN 202121251770U CN 215109094 U CN215109094 U CN 215109094U
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- Prior art keywords
- baffle
- cavity
- casing
- ring channel
- integrated device
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- 239000003054 catalyst Substances 0.000 title claims abstract description 9
- 230000003584 silencer Effects 0.000 title abstract description 13
- 230000007246 mechanism Effects 0.000 claims abstract description 19
- 230000008030 elimination Effects 0.000 claims abstract description 7
- 238000003379 elimination reaction Methods 0.000 claims abstract description 7
- 238000000746 purification Methods 0.000 claims abstract description 6
- 239000002245 particle Substances 0.000 claims description 25
- 238000005192 partition Methods 0.000 claims description 20
- 229920000742 Cotton Polymers 0.000 claims description 8
- 238000010521 absorption reaction Methods 0.000 claims 1
- 239000007789 gas Substances 0.000 description 20
- 239000002912 waste gas Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Landscapes
- Exhaust Gas After Treatment (AREA)
- Exhaust Silencers (AREA)
Abstract
The utility model relates to a silencer technical field discloses a car silencer and catalyst converter integrated device, which comprises a housin, the both ends of casing are equipped with air inlet and gas vent respectively, be equipped with first baffle in the casing, first baffle will first cavity and second cavity are separated into along gas flow's direction in the inner chamber of casing, be equipped with purification mechanism in the first cavity, be equipped with noise elimination mechanism in the second cavity, still be equipped with buffer gear in the casing, buffer gear is including setting up ring channel and a plurality of setting on the casing inside wall are in buffer spring in the ring channel, buffer spring follows the circumference equipartition setting of ring channel, first baffle embedding is in the ring channel, just buffer spring sets up the ring channel with between the first baffle. The utility model discloses integrate clarifier and silencer together, can arrange for the automobile body and provide more effectual spaces.
Description
Technical Field
The utility model relates to a silencer technical field especially relates to an automobile silencer and catalyst converter integrated device.
Background
With the development of the automobile industry, the number of automobiles is increasing, and the emission of harmful gases from automobiles is increasing, so that the air quality of cities is continuously reduced. In the face of increasing number of automobiles, how to reduce the emission of harmful substances of the automobiles and reduce the pollution to the air is an important environmental problem to be solved at present. The increase of the number of automobiles means that the noise generated in the driving process of the automobiles is stronger and stronger, and the strength of the noise is in positive correlation with the exhaust emission. Can reduce the noise through car silencer, along with the emission regulation requirement is stricter and stricter, higher requirement has been proposed in the arrangement and the use of car silencer, and the customer also is higher and higher to the controllability of whole car and the requirement of travelling comfort, and then also stricter and stricter to each side performance requirement of car silencer. The muffler plays a key role in noise control of an automobile and the like as a main part of the automobile. In the prior art, a silencer and a purifier of an automobile are separate devices, and the installation is not very convenient.
Disclosure of Invention
Not enough to above-mentioned prior art, the utility model provides an automobile silencer and catalyst converter integrated device solves above-mentioned problem.
In order to solve the technical problem, the utility model discloses a following technical scheme:
the utility model provides an automobile muffler and catalyst converter integrated device, includes the casing, the both ends of casing are equipped with air inlet and gas vent respectively, be equipped with first baffle in the casing, first baffle will the direction of gas flow is separated into first cavity and second cavity along in the inner chamber of casing, be equipped with purification mechanism in the first cavity, be equipped with noise elimination mechanism in the second cavity, wherein, noise elimination mechanism includes the buffer tube, the inlet end of buffer tube is located in the first cavity, the exhaust end of buffer tube passes first baffle with the gas vent is connected, and the equipartition has the through-hole on the lateral wall of the buffer tube that is located the second cavity, the second cavity intussuseption is filled with and inhales the sound cotton, still be equipped with buffer gear in the casing, buffer gear is including setting up ring channel and a plurality of setting on the casing inside wall in the ring channel, buffer spring follows the circumference equipartition setting of ring channel, the ring channel with first baffle is just to setting up, first baffle embedding is in the ring channel, just buffer spring sets up the ring channel with between the first baffle.
Among this technical scheme, inside high temperature waste gas got into the casing through the air inlet, purified high temperature waste gas through purification mechanism, high temperature waste gas passes through the buffer tube again and discharges to the gas vent, at the exhaust in-process, inhales the sound cotton and absorbs most noise, because high temperature waste gas has the temperature, consequently the casing is heated the inflation back, and first baffle between produce the clearance, under buffer spring's effect, reduced baffle and impact, reduced the noise.
Preferably, the purifying mechanism comprises a particle catcher arranged in the first chamber, the air inlet direction of the particle catcher is consistent with that of the shell, and a gasket is arranged between the particle catcher and the side wall of the first chamber.
Thus, the particle trap absorbs particles in the gas, and the gasket fixes the particle trap to the housing and prevents the particle trap from moving.
As optimization, the first partition plate is uniformly provided with flow guide holes.
Therefore, the first partition plate can directly transfer the gas from the second chamber to the third chamber, the flowing speed of the gas is increased, and the phenomenon that the gas pressure is too large and the noise is generated due to the friction between the gas and the exhaust pipe is avoided.
Preferably, the air inlet end of the buffer tube is trumpet-shaped.
In this way, the velocity of the gas in the first chamber flowing into the second chamber can be dispersed, reducing noise.
Preferably, the housing between the particle catcher and the first partition plate is provided with an annular groove, and the diameter of the air inlet is smaller than that of the particle catcher.
In this way, the annular groove may confine the particle trap.
As optimization, be close to in the second cavity the one end of gas vent still is equipped with the second baffle, the buffer tube passes the second baffle with the gas vent is connected, inhale the sound cotton and be located between first baffle and the second baffle.
In this way, the second separator plate may support the buffer tube.
Preferably, the second partition is connected with the inner side wall of the shell through the buffer mechanism.
Thus, the second partition plate can be buffered.
The utility model has the advantages that:
1. the purifier and the silencer are integrated together, so that more effective space can be provided for the arrangement of a vehicle body;
2. the annular groove is designed on the shell, so that the durability of the catalytic converter is guaranteed;
3. set up ring channel and buffer spring in the casing, reduced the impact of first, second baffle with the casing, reduced the noise.
Drawings
FIG. 1 is a schematic structural diagram of an integrated device of a muffler and a catalyst of an automobile according to the present invention;
FIG. 2 is a cross-sectional view A-A of FIG. 1;
FIG. 3 is a cross-sectional view B-B of FIG. 2;
fig. 4 is an enlarged schematic structural diagram of C in fig. 1.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention. The technical solutions in the embodiments of the present invention will be removed 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 some embodiments of the present invention, rather than all embodiments, and the following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the present invention and its application or uses. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. It is to be understood that the positional or orientational relationships indicated by the terms "front" and "back" and the like are generally based on the positional or orientational relationships shown in the drawings and are merely for convenience in describing the present invention and to simplify the description, and in the absence of a contrary indication, these positional or orientational terms do not indicate or imply that the device or element so referred to must have a particular orientation or be constructed and operated in a particular orientation and therefore should not be construed as limiting the scope of the present invention.
As shown in fig. 1-4, an integrated device of an automobile muffler and a catalyst, includes a casing 1, both ends of the casing 1 are respectively provided with an air inlet 1a and an air outlet 1b, a first partition board 2 is provided in the casing 1, the first partition board 2 separates the inner cavity of the casing 1 into a first chamber 1c and a second chamber 1d along the direction of air flow, a purification mechanism is provided in the first chamber 1c, a noise elimination mechanism is provided in the second chamber 1d, wherein the noise elimination mechanism includes a buffer tube 3, the air inlet end of the buffer tube 3 is located in the first chamber 1c, the air outlet end of the buffer tube 3 passes through the first partition board 2 to be connected with the air outlet 1b, through holes 3a are uniformly distributed on the side wall of the buffer tube 3 of the second chamber 1d, sound-absorbing cotton 4 is filled in the second chamber 1d, still be equipped with buffer gear in the casing 1, buffer gear is including setting up ring channel 5 and a plurality of setting on the 1 inside wall of casing are in buffer spring 6 in the ring channel 5, buffer spring 6 is followed the circumference equipartition of ring channel 5 sets up, ring channel 5 with first baffle 2 is just to setting up, first baffle 2 imbeds in the ring channel 5, just buffer spring 6 sets up ring channel 5 with between the first baffle 2.
Among this technical scheme, inside high temperature waste gas got into the casing through the air inlet, purified high temperature waste gas through purification mechanism, high temperature waste gas passes through the buffer tube again and discharges to the gas vent, at the exhaust in-process, inhales the sound cotton and absorbs most noise, because high temperature waste gas has the temperature, consequently the casing is heated the inflation back, and first baffle between produce the clearance, under buffer spring's effect, reduced baffle and impact, reduced the noise.
In this embodiment, the cleaning mechanism includes a particle trap 7 disposed in the first chamber 1c, the particle trap 7 is air-intake in the same direction as the housing 1, and a gasket 8 is disposed between the particle trap 7 and the side wall of the first chamber 1 c.
Thus, the particle trap absorbs particles in the gas, and the gasket fixes the particle trap to the housing and prevents the particle trap from moving.
A Particulate trap, known as gpf (gasoline Particulate filter), is a ceramic filter installed in the exhaust system of a gasoline engine that traps Particulate emissions before they enter the atmosphere.
In this embodiment, the first partition board 2 is uniformly provided with flow guide holes 2 a.
Therefore, the first partition plate can directly transfer the gas from the second chamber to the third chamber, the flowing speed of the gas is increased, and the phenomenon that the gas pressure is too large and the noise is generated due to the friction between the gas and the exhaust pipe is avoided.
In this embodiment, the air inlet end of the buffer tube 3 is trumpet-shaped.
In this way, the velocity of the gas in the first chamber flowing into the second chamber can be dispersed, reducing noise.
In this embodiment, the housing 1 between the particle trap 7 and the first partition 2 is provided with an annular groove 1e, and the diameter of the air inlet 1a is smaller than that of the particle trap 7.
In this way, the annular groove may confine the particle trap.
In this embodiment, a second partition plate 9 is further disposed at an end of the second chamber 1d close to the air outlet 1b, the buffer tube 3 passes through the second partition plate 9 and is connected to the air outlet, and the sound-absorbing cotton 1 is located between the first partition plate 2 and the second partition plate 9.
In this way, the second separator plate may support the buffer tube.
In this embodiment, the second partition 9 is connected to the inner side wall of the housing 1 through the buffer mechanism. Namely, the just inside wall of the casing of second baffle is equipped with the dashpot and a plurality of buffer spring that set up in the ring channel, and buffer spring sets up along the circumference equipartition of ring channel, the ring channel with the second baffle is just to setting up, the embedding of second baffle is in the ring channel, and buffer spring set up the ring channel with between the second baffle.
Thus, the second partition plate can be buffered.
Finally, it should be noted that: various modifications and alterations of this invention may be made by those skilled in the art without departing from the spirit and scope of this invention. Thus, to the extent that such modifications and variations of the present invention fall within the scope of the present claims and their equivalents, it is intended that the present invention encompass such modifications and variations as well.
Claims (7)
1. The utility model provides an automobile muffler and catalyst converter integrated device which characterized in that: including casing (1), the both ends of casing (1) are equipped with air inlet (1a) and gas vent (1b) respectively, be equipped with first baffle (2) in casing (1), first baffle (2) will first cavity (1c) and second cavity (1d) are separated into along gas flow's direction in the inner chamber of casing (1), be equipped with in first cavity (1c) and purify the mechanism, be equipped with noise elimination mechanism in second cavity (1d), wherein, noise elimination mechanism includes buffer tube (3), the inlet end of buffer tube (3) is located in first cavity (1c), the exhaust end of buffer tube (3) passes first baffle (2) with gas vent (1b) are connected, and the equipartition has through-hole (3a) on the lateral wall of buffer tube (3) that is located second cavity (1d), second cavity (1d) intussuseption be filled with sound absorption cotton (4), still be equipped with buffer gear in casing (1), buffer gear is including setting up ring channel (5) and a plurality of setting on casing (1) inside wall are in buffer spring (6) in ring channel (5), buffer spring (6) are followed the circumference equipartition of ring channel (5) sets up, ring channel (5) with first baffle (2) are just to setting up, first baffle (2) embedding is in ring channel (5), just buffer spring (6) set up ring channel (5) with between first baffle (2).
2. The integrated device of claim 1, wherein: the purification mechanism comprises a particle catcher (7) arranged in the first chamber (1c), the air inlet direction of the particle catcher (7) is consistent with that of the shell (1), and a gasket (8) is arranged between the particle catcher (7) and the side wall of the first chamber (1 c).
3. The integrated device of claim 1, wherein: and the first partition plate (2) is uniformly provided with flow guide holes (2 a).
4. The integrated device of claim 1, wherein: the air inlet end of the buffer tube (3) is trumpet-shaped.
5. The integrated device of claim 2, wherein: the housing (1) between the particle trap (7) and the first partition (2) is provided with an annular groove (1e), and the diameter of the air inlet (1a) is smaller than the diameter of the particle trap (7).
6. The integrated device of claim 1, wherein: be close to in second cavity (1d) the one end of gas vent (1b) still is equipped with second baffle (9), buffer tube (3) pass second baffle (9) with the gas vent is connected, inhale sound cotton (4) and be located between first baffle (2) and second baffle (9).
7. The integrated device of claim 6, wherein: the second partition plate (9) is connected with the inner side wall of the shell (1) through the buffer mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121251770.5U CN215109094U (en) | 2021-06-03 | 2021-06-03 | Automobile silencer and catalyst converter integrated device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121251770.5U CN215109094U (en) | 2021-06-03 | 2021-06-03 | Automobile silencer and catalyst converter integrated device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215109094U true CN215109094U (en) | 2021-12-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121251770.5U Active CN215109094U (en) | 2021-06-03 | 2021-06-03 | Automobile silencer and catalyst converter integrated device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215109094U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2025044683A1 (en) * | 2023-08-31 | 2025-03-06 | 比亚迪股份有限公司 | Silencing system and vehicle |
-
2021
- 2021-06-03 CN CN202121251770.5U patent/CN215109094U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2025044683A1 (en) * | 2023-08-31 | 2025-03-06 | 比亚迪股份有限公司 | Silencing system and vehicle |
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