CN215170309U - Automobile exhaust system structure suitable for V-shaped six-cylinder gasoline engine - Google Patents
Automobile exhaust system structure suitable for V-shaped six-cylinder gasoline engine Download PDFInfo
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- CN215170309U CN215170309U CN202121302813.8U CN202121302813U CN215170309U CN 215170309 U CN215170309 U CN 215170309U CN 202121302813 U CN202121302813 U CN 202121302813U CN 215170309 U CN215170309 U CN 215170309U
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- silencer cylinder
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- 230000003584 silencer Effects 0.000 claims abstract description 67
- 230000030279 gene silencing Effects 0.000 claims abstract description 46
- 238000005192 partition Methods 0.000 claims abstract description 20
- 239000003054 catalyst Substances 0.000 claims description 7
- 239000002245 particle Substances 0.000 claims description 7
- 238000007599 discharging Methods 0.000 claims description 3
- 239000007789 gas Substances 0.000 description 11
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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- Exhaust Silencers (AREA)
Abstract
The utility model provides an automobile exhaust system structure suitable for a V-shaped six-cylinder gasoline engine, which comprises a pre-silencer cylinder and a main silencer cylinder which are communicated through a connecting pipe; the interior of the pre-silencer cylinder body and the interior of the main silencer cylinder body are divided into a plurality of silencing cavities through a plurality of first partition plates and a plurality of second partition plates respectively; the front silencer cylinder is communicated with a first air inlet pipe provided with a first silencing pipe and a second air inlet pipe provided with a second silencing pipe, and the front silencer cylinder is used for mixing and guiding tail gas into the front silencer cylinder and reducing noise emitted by the tail gas; the main silencer cylinder is communicated with an air outlet pipe, at least one group of third silencing pipes are arranged in the main silencer cylinder, and one group of third silencing pipes are connected with the air outlet pipe. The exhaust system structure is based on two muffler barrels which are arranged in series, and the plurality of muffling pipes are arranged in the muffler barrels, so that exhaust noise of an engine can be effectively reduced, and quiet and comfortable driving environment in a vehicle is guaranteed.
Description
Technical Field
The utility model relates to an exhaust system is particularly useful for six jar gasoline engine car exhaust system structures of V type.
Background
With the development of domestic economy and automobile industry, the technology of domestic V-type six-cylinder gasoline engines is gradually mature, and particularly on vehicles such as pickup trucks, off-road vehicles and the like, the V-type six-cylinder gasoline engines can meet the requirements of high power and high torque, and an exhaust system suitable for the V-type six-cylinder gasoline engine vehicles is also indispensable. At present, most domestic engines are four-cylinder and three-cylinder small-displacement engines, the existing muffler structural design is also most suitable for the four-cylinder and three-cylinder small-displacement engines, the number of enterprises for designing and producing exhaust systems suitable for V-type six-cylinder gasoline engines is small, and products are not mature enough.
Disclosure of Invention
To the not enough that exists among the prior art, the utility model provides a be applicable to six jar gasoline engine car exhaust system structures of V type, two silencer barrels of arranging through establishing ties to set up a plurality of muffler pipes in the silencer barrel, six jar gasoline engine of adaptation V type effectively reduce six jar gasoline engine's of V type exhaust noise, and make high temperature waste gas discharge effectively safely, realize driving environment's silence comfortable in the car. The utility model adopts the technical proposal that:
the automobile exhaust system structure suitable for the V-shaped six-cylinder gasoline engine comprises a pre-silencer cylinder and a main silencer cylinder, wherein the pre-silencer cylinder is communicated with the main silencer cylinder through a connecting pipe;
the interior of the pre-silencer cylinder body and the interior of the main silencer cylinder body are divided into a plurality of silencing cavities through a plurality of first partition plates and a plurality of second partition plates respectively;
the front silencer cylinder is communicated with a first air inlet pipe and a second air inlet pipe and is used for mixing and guiding tail gas into the front silencer cylinder;
the communicating ends of the first air inlet pipe and the second air inlet pipe and the front silencer cylinder body are respectively connected with a first silencing pipe and a second silencing pipe for reducing the noise of exhaust emission;
the main silencer cylinder is communicated with an air outlet pipe, at least one group of third silencing pipes are arranged in the main silencer cylinder, and one group of third silencing pipes are connected with the air outlet pipe.
Furthermore, a fourth silencing pipe is connected to the end, located inside the pre-silencer cylinder, of the connecting pipe, and a fifth silencing pipe is connected to the end, located inside the main silencer cylinder, of the connecting pipe.
Furthermore, the first silencing pipe, the second silencing pipe and the fourth silencing pipe are arranged in parallel in the main silencer cylinder and are fixed through the second partition plate;
the third muffling pipes and the fifth muffling pipes are arranged in parallel in the front muffler cylinder and are fixed through the first partition plates.
Furthermore, a plurality of small holes are formed in the plurality of first partition plates and the plurality of second partition plates and communicated with the silencing cavities.
Further, one end of the first air inlet pipe and one end of the second air inlet pipe, which are far away from the pre-silencer cylinder, are sequentially connected with a gasoline engine particle collector, a corrugated pipe, a three-way catalyst and an air inlet port; the air inlet port is used for connecting an engine; the corrugated pipe is used for connecting the gasoline engine particle collector and the three-way catalyst.
Furthermore, one end of the air outlet pipe, which is far away from the main silencer cylinder, is connected with a first tail pipe connecting pipe and a second tail pipe connecting pipe through a branch pipe.
Furthermore, tail pipes for discharging tail gas are respectively connected to the tail ends of the first tail pipe connecting pipe and the second tail pipe connecting pipe.
Furthermore, high-frequency muffling pipes are arranged between the first tail pipe connecting pipe and the tail pipe and between the second tail pipe connecting pipe and the tail pipe.
Furthermore, two ends of the front silencer cylinder and two ends of the main silencer cylinder are both sealed through end covers.
Furthermore, the end cover is provided with a plurality of lifting hooks for hanging installation.
The utility model has the advantages that:
1) the exhaust system structure can be suitable for a V-shaped six-cylinder gasoline engine automobile.
2) The exhaust system structure is based on two muffler barrels which are arranged in series, and the plurality of muffling pipes are arranged in the muffler barrels, so that exhaust noise of an engine can be effectively reduced, and quiet and comfortable driving environment in a vehicle is guaranteed.
Drawings
Fig. 1 is the embodiment of the utility model provides an in the embodiment of the structure schematic diagram of be applicable to V type six jar gasoline engine car exhaust system structures.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
As shown in fig. 1, the automobile exhaust system structure suitable for the V-shaped six-cylinder gasoline engine provided by the embodiment of the present invention includes a pre-silencer cylinder 1 and a main silencer cylinder 2, wherein the pre-silencer cylinder 1 is communicated with the main silencer cylinder 2 through a connecting pipe 3; the interior of the front silencer barrel body 1 and the interior of the main silencer barrel body 2 are respectively divided into a plurality of silencing cavities through a plurality of first partition plates 4 and a plurality of second partition plates 5, a plurality of small holes are formed in the first partition plates 4 and the second partition plates 5 and communicated with the silencing cavities, and tail gas shuttles between the silencing cavities through the small holes, so that noise is effectively reduced; the front silencer barrel 1 is communicated with a first air inlet pipe 6 and a second air inlet pipe 7 and used for mixing and guiding tail gas into the front silencer barrel 1; the communicating ends of the first air inlet pipe 6 and the second air inlet pipe 7 and the front silencer cylinder body 1 are respectively connected with a first silencing pipe 8 and a second silencing pipe 9 for reducing the noise of exhaust emission; the main silencer cylinder 2 is communicated with an air outlet pipe 10, at least one group of third silencing pipes 11 are arranged in the main silencer cylinder 2, and one group of third silencing pipes 11 are connected with the air outlet pipe 10. The two ends of the pre-silencer barrel body 1 and the main silencer barrel body 2 are both sealed through end covers 23, and a plurality of lifting hooks are arranged on the end covers 23 and used for hanging and installing.
Specifically, the connecting pipe 3 is located at the end inside the pre-silencer cylinder 1 and is connected with a fourth silencing pipe 12, the end inside the main silencer cylinder 2 is connected with a fifth silencing pipe 13, and tail gas in the pre-silencer cylinder 1 enters the main silencer cylinder 2 after being silenced by the fourth silencing pipe 12, the connecting pipe 3 and the fifth silencing pipe 13.
Furthermore, the first silencing pipe 8 and the second silencing pipe 9 at the end parts of the first air inlet pipe 6 and the second air inlet pipe 7 are air inlet silencing pipes, air outlet holes are densely distributed at pipe heads, and the diameter range of the air outlet holes is 5-8 mm; the fourth silencing pipe 12 of the connecting pipe 3 positioned in the pre-silencer barrel 1 is an air outlet silencing pipe, air outlet holes are densely distributed at the pipe head, and the diameter of each air outlet hole is 3.5 mm; and air outlet holes are densely distributed at the tube heads of the third silencing tube 11 and the fifth silencing tube 13 in the main silencer cylinder 2, and the diameters of the air outlet holes are 3.5 mm.
Specifically, the first muffling pipe 8, the second muffling pipe 9 and the fourth muffling pipe 12 are arranged in parallel inside the main muffler cylinder 2 and are fixed by the second partition plate 5; a plurality of groups of the third muffling pipes 11 and the fifth muffling pipes 13 are arranged in parallel inside the pre-muffler barrel 1 and are fixed by the first partition plates 4.
Specifically, one end of the first air inlet pipe 6 and one end of the second air inlet pipe 7, which are far away from the pre-silencer cylinder 1, are sequentially connected with a gasoline engine particle collector 14, a corrugated pipe 15, a three-way catalyst 16 and an air inlet port 17; two of the intake ports 17 are adapted to a V-type six-cylinder engine; the corrugated pipe 15 is used for connecting the gasoline engine particle collector 14 and the three-way catalyst 16, tail gas is sequentially treated by the three-way catalyst 16 and the gasoline engine particle collector 14, harmful gas in the tail gas is converted into harmless gas, and particulate matters in the go are filtered.
Specifically, one end of the gas outlet pipe 10, which is far away from the main muffler cylinder 2, is connected with a first tail pipe connecting pipe 19 and a second tail pipe connecting pipe 20 through a branch pipe 18, and tail pipes 21 for discharging tail gas are respectively connected to the tail ends of the first tail pipe connecting pipe (19) and the second tail pipe connecting pipe 20; the double-tail pipe emission is realized, and the high-power emission requirement of the V-shaped six-cylinder engine is met.
Furthermore, high-frequency muffling pipes 22 are arranged between the first tail pipe connecting pipe 19, the second tail pipe connecting pipe 20 and the tail pipe 21, so that noise is further eliminated.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the examples, those skilled in the art should understand that the technical solutions of the present invention can be modified or replaced by equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.
Claims (10)
1. The automobile exhaust system structure is suitable for a V-shaped six-cylinder gasoline engine and is characterized by comprising a pre-silencer cylinder body (1) and a main silencer cylinder body (2), wherein the pre-silencer cylinder body (1) is communicated with the main silencer cylinder body (2) through a connecting pipe (3);
the interior of the front silencer cylinder body (1) and the interior of the main silencer cylinder body (2) are respectively divided into a plurality of silencing cavities through a plurality of first partition plates (4) and a plurality of second partition plates (5);
the front silencer barrel (1) is communicated with a first air inlet pipe (6) and a second air inlet pipe (7) and used for mixing and guiding tail gas into the front silencer barrel (1);
the communicated ends of the first air inlet pipe (6) and the second air inlet pipe (7) and the front silencer cylinder body (1) are respectively connected with a first silencing pipe (8) and a second silencing pipe (9) for reducing the noise of exhaust emission;
the main silencer cylinder body (2) is communicated with an air outlet pipe (10), at least one group of third silencing pipes (11) are arranged in the main silencer cylinder body, and one group of third silencing pipes (11) are connected with the air outlet pipe (10).
2. The exhaust system structure for an automobile adapted for a V-type six-cylinder gasoline engine according to claim 1,
the connecting pipe (3) is located the end of the interior of the pre-silencer cylinder body (1) and is connected with a fourth silencing pipe (12), and the end of the interior of the main silencer cylinder body (2) is connected with a fifth silencing pipe (13).
3. The exhaust system structure for an automobile adapted for a V-type six-cylinder gasoline engine according to claim 2,
the first silencing pipe (8), the second silencing pipe (9) and the fourth silencing pipe (12) are arranged in parallel inside the main silencer cylinder body (2) and are fixed through the second partition plate (5);
the third muffling pipes (11) and the fifth muffling pipes (13) are arranged in parallel in the front muffler barrel (1) and are fixed through the first partition plates (4).
4. The exhaust system structure for an automobile adapted for a V-type six-cylinder gasoline engine according to claim 1,
the first partition plates (4) and the second partition plates (5) are provided with a plurality of small holes which are communicated with the silencing cavities.
5. The exhaust system structure for an automobile adapted for a V-type six-cylinder gasoline engine according to claim 1,
one ends of the first air inlet pipe (6) and the second air inlet pipe (7) far away from the pre-silencer cylinder body (1) are sequentially connected with a gasoline engine particle collector (14), a corrugated pipe (15), a three-way catalyst (16) and an air inlet port (17); the air inlet port (17) is used for connecting an engine; the corrugated pipe (15) is used for connecting the gasoline engine particle collector (14) and the three-way catalyst (16).
6. The exhaust system structure for an automobile adapted for a V-type six-cylinder gasoline engine according to claim 1,
one end of the air outlet pipe (10) far away from the main silencer cylinder body (2) is connected with a first tail pipe connecting pipe (19) and a second tail pipe connecting pipe (20) through a bifurcated pipe (18).
7. The exhaust system structure for an automobile adapted for a V-type six-cylinder gasoline engine according to claim 6,
the tail ends of the first tail pipe connecting pipe (19) and the second tail pipe connecting pipe (20) are respectively connected with tail pipes (21) for discharging tail gas.
8. The exhaust system structure for an automobile adapted for a V-type six-cylinder gasoline engine according to claim 7,
and high-frequency silencing tubes (22) are arranged between the first tail tube connecting tube (19) and the tail tube (21) and between the second tail tube connecting tube (20).
9. The exhaust system structure for an automobile adapted for a V-type six-cylinder gasoline engine according to claim 1,
the two ends of the pre-silencer cylinder body (1) and the main silencer cylinder body (2) are sealed through end covers (23).
10. The exhaust system structure for an automobile adapted for a V-type six-cylinder gasoline engine according to claim 9,
the end cover (23) is provided with a plurality of lifting hooks for hanging and installing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121302813.8U CN215170309U (en) | 2021-06-10 | 2021-06-10 | Automobile exhaust system structure suitable for V-shaped six-cylinder gasoline engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121302813.8U CN215170309U (en) | 2021-06-10 | 2021-06-10 | Automobile exhaust system structure suitable for V-shaped six-cylinder gasoline engine |
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| Publication Number | Publication Date |
|---|---|
| CN215170309U true CN215170309U (en) | 2021-12-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121302813.8U Active CN215170309U (en) | 2021-06-10 | 2021-06-10 | Automobile exhaust system structure suitable for V-shaped six-cylinder gasoline engine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114046194A (en) * | 2021-12-20 | 2022-02-15 | 无锡市隆盛轨道科技有限公司 | Novel tail gas purification of fuel train device |
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2021
- 2021-06-10 CN CN202121302813.8U patent/CN215170309U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114046194A (en) * | 2021-12-20 | 2022-02-15 | 无锡市隆盛轨道科技有限公司 | Novel tail gas purification of fuel train device |
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