CN202417671U - Exhaust pipe with variable built-in valve resistance - Google Patents
Exhaust pipe with variable built-in valve resistance Download PDFInfo
- Publication number
- CN202417671U CN202417671U CN2012200233455U CN201220023345U CN202417671U CN 202417671 U CN202417671 U CN 202417671U CN 2012200233455 U CN2012200233455 U CN 2012200233455U CN 201220023345 U CN201220023345 U CN 201220023345U CN 202417671 U CN202417671 U CN 202417671U
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- expansion chamber
- housing
- valve body
- valve
- pipe
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Abstract
The utility model discloses an exhaust pipe with variable built-in valve resistance. The exhaust pipe with the variable built-in valve resistance comprises a casing, a valve body and a partition, wherein the casing is provided with an air inlet and an air outlet at two ends, a main air inlet pipe and a main air outlet pipe are arranged in the casing; the valve body is arranged between the main air inlet pipe and the main air outlet pipe, and a choked flow turnover plate is arranged on the valve body and connected onto a valve rod; and the partition is arranged in the casing containing the main air inlet pipe. The partition and the valve body divide the casing into a second expansion chamber containing the main air inlet pipe, a first expansion chamber and a third expansion chamber containing the main air outlet pipe in sequence, and a sound absorption material chamber is arranged at the head end of the main air inlet pipe in the second expansion chamber. A first pipe communicating the second expansion chamber and the first expansion chamber and a second pipe communicating the second expansion chamber and the third expansion chamber are fixed on the partition. The exhaust pipe with the variable built-in valve resistance is novel in structure, concise in appearance, long in service life and good in silencing effect; and an engine is provided with different acceleration performance and oil burning reasonableness through control of exhaust resistance.
Description
Technical field
The utility model belongs to a kind of automobile exhausting pipe arrangement, is specifically related to a kind of valve-embedded resistance changable type outlet pipe.
Background technique
Motor car engine needs exhaust resistance to strengthen Engine torque when low speed; When high speed, but need hang down exhaust resistance, make exhaust unimpeded, to improve horsepower.But these 2 conflicting, on present employed automobile and general outlet pipe, can't accomplish.
Summary of the invention
The purpose of the utility model is to overcome above-mentioned deficiency; A kind of novel structure simple appearance is provided; Make motor have different acceleration performance and fuel oil rationality through the control exhaust resistance, and the valve-embedded resistance changable type outlet pipe of long service life, good muffling effect.
To achieve these goals, the utility model has been taked following technological scheme:
A kind of valve-embedded resistance changable type outlet pipe of the utility model; Include the housing that two ends are provided with suction port and relief opening; In housing, be provided with two ends are connected with relief opening with suction port respectively, the surface has a plurality of through holes main suction tude and main exhaust; Wherein also include the valve body that is arranged on the column ringwise between main suction tude and the main exhaust in the housing, the choked flow turnover panel that ring is provided with in the valve body, the choked flow turnover panel connects an end of valve rod; The other end of valve rod stretches out housing; The dividing plate that in containing the housing of main suction tude, is provided with, dividing plate and valve body are isolated the 3rd expansion chamber that formation contains second expansion chamber, first expansion chamber of main suction tude and contains main exhaust successively with space in the housing, and the main suction tude head end in second expansion chamber is provided with the quieter material chamber; Be fixed with the slubbing pipe that is communicated with second expansion chamber and first expansion chamber on the dividing plate, be communicated with two deferents of second expansion chamber and the 3rd expansion chamber.
Two above-mentioned deferents are set to have the pipeline of multiple bending.
The another kind of valve-embedded resistance changable type outlet pipe of the utility model; Include the housing that two ends are provided with suction port and relief opening; In housing, be provided with two ends are connected with relief opening with suction port respectively, the surface has a plurality of through holes main suction tude and main exhaust; Wherein also include the valve body that is arranged on the column ringwise between main suction tude and the main exhaust in the housing; The choked flow turnover panel that the ring circle is provided with in the valve body; The choked flow turnover panel connects an end of valve rod, and the other end of valve rod stretches out housing, first dividing plate and the second partition that in containing the housing of main suction tude, are provided with; First dividing plate, second partition and valve body are isolated the 3rd expansion chamber that formation contains second expansion chamber, quieter material chamber, first expansion chamber of main suction tude and contains main exhaust successively with space in the housing; On first dividing plate and second partition, be fixed with the slubbing pipe that is communicated with second expansion chamber and first expansion chamber, on first dividing plate, second partition and valve body, be fixed with two deferents that are communicated with second expansion chamber and the 3rd expansion chamber, the slubbing pipe and two deferents that cross the quieter material chamber are provided with through hole.
Above-mentioned valve body is designed to ring-shaped cylinder shape body or annular oval Cylindrical object.
Because the utility model automated variable resistance outlet pipe is provided with the valve body that has valve rod; The size of may command air displacement; Increase or reduce resistance, realize control, satisfy the vehicle needs that motor constantly changes exhaust resistance that are in operation when different rotating speeds the engine exhaust resistance.Valve body that in housing, is provided with and dividing plate; Given prominence to three expansion chambers, slubbing pipe and two deferents that its three expansion chambers are communicated with successively have been set in addition, formed noise reduction and increase the resistance district; When the choked flow turnover panel is closed; Being used for noise reduction increases resistance, and the pattern that the high noise reduction of resistance is arranged has all been improved in the quieter material chamber that increases in addition.When the choked flow turnover panel was opened, air-flow was directly discharged through valve body, main exhaust, relief opening through main suction tude from suction port, has formed in line low noise reduction pattern.The utility model novel structure; Simple appearance; Make motor have different power performance and acceleration performance, right oily rationality through control outlet pipe exhaust resistance, freely control the outlet pipe volume and bring more enjoyment to the driver, and the waste gas purifying efficiency height; Good muffling effect reduces characteristics such as environmental pollution.
Description of drawings
Fig. 1 is the utility model embodiment 1 a structural representation.
Fig. 2 is the utility model embodiment 2 a structural representation.
Embodiment
Embodiment 1
As shown in Figure 1; The utility model automated variable resistance outlet pipe comprises that two ends are provided with the housing 2 of suction port 1 and relief opening 10; In housing 2, be provided with two ends respectively with suction port 1 is connected with relief opening 10, the surface has a plurality of through holes 5 main suction tude 14 and main exhaust 9; In housing 2, be provided with the valve body 8 that is located between main suction tude 14 and the main exhaust 9; Valve body 8 is cylindric ringwise, and the interior ring circle of valve body 8 is provided with choked flow turnover panel 17, and an end of choked flow turnover panel 17 is fixed on an end of valve rod 6 through retaining screw 16; The other end of valve rod 6 radially passes valve body 8 and stretches out housing 2; Said valve rod 6 is fixed on the housing 2 through valve body fixed block 7, in the housing that contains main suction tude 14 2, is provided with dividing plate 3, and dividing plate 3 and valve body 8 are isolated spaces in the housing 2 successively and formed second expansion chamber 12, first expansion chamber 15 that contains main suction tude 14 and the 3rd expansion chamber 18 that contains main exhaust 9; Main suction tude 14 head ends in second expansion chamber 12 are provided with quieter material chamber 11; Be fixed with the slubbing pipe 13 that is communicated with second expansion chamber 12 and first expansion chamber 15 on the dividing plate 3, two deferents, 4, two deferents 4 that are communicated with second expansion chamber 12 and the 3rd expansion chamber 18 are set to have the pipeline of multiple bending.
Working principle is: when passing through the choked flow turnover panel 17 of valve rod 6 throttle down bodies 8; Engine exhaust gets into main suction tude 14 from suction port 1; Air-flow is expanded through the through hole on the main suction tude 14 in the quieter material chamber 11 5 earlier and is subdued the exhaust volume by quieter material, and the back is diffused into first expansion chamber 15 through the through hole 5 on the main suction tude 14, is diffused into second expansion chamber 12 by slubbing pipe 13 guiding again; The back is diffused into the 3rd expansion chamber 18 by two deferents 4 with the air-flow guiding; Through hole 5 on main exhaust 9 gets into main exhaust 9, discharges through relief opening 10, can reduce the exhaust volume after air-flow spreads through multiple expansion chamber and increase resistance.This process is for there being the high noise reduction pattern of resistance.
When opening the choked flow turnover panel 17 of valve body 8 through valve rod 6, engine exhaust gets into main suction tude 14 through suction port 1, directly in the valve body 8 that opens, encircles flexible mistake, arrives main exhaust 9, finally discharges from relief opening 10.This process is in line low noise reduction pattern.
The working principle of valve rod 6 is: be transported to one-way valve to the air intake branch of the engine inspiratory force through vacuum tube, the pull of vacuum of process one-way valve is transported to vacuum solenoid through vacuum tube.Vacuum solenoid control is transported to vacuum torque arm pulling valve rod 6 to pull of vacuum, with the switching of this control valve.
As shown in Figure 2; The utility model automated variable resistance outlet pipe comprises that two ends are provided with the housing 2 of suction port 1 and relief opening 10; In housing 2, be provided with two ends respectively with suction port 1 is connected with relief opening 10, the surface has a plurality of through holes 5 main suction tude 14 and main exhaust 9, in housing 2, be provided with the valve body 8 that is located between main suction tude 14 and the main exhaust 9, the oval ringwise column of valve body 8; The interior ring circle of valve body 8 is provided with choked flow turnover panel 17; One end of choked flow turnover panel 17 is through an end of retaining screw 16 connection valve rods 6, and the other end of said valve rod 6 radially passes valve body 8 and stretches out housing 2, and said valve rod 6 is fixed on the housing 2 through valve body fixed block 7.In the housing that contains main suction tude 14 2, be provided with first dividing plate 19 and second partition 3; First dividing plate 19, second partition 3 and valve body 8 are isolated space in the housing successively and are formed second expansion chamber 12, quieter material chamber 11, first expansion chamber 15 that contains main suction tude 14 and the 3rd expansion chamber 18 that contains main exhaust 9; On first dividing plate 19 and second partition 3, be fixed with the slubbing pipe 13 that is communicated with second expansion chamber 12 and first expansion chamber 15; On first dividing plate 19, second partition 3 and valve body 8, be fixed with two deferents 4 that are communicated with second expansion chamber 12 and the 3rd expansion chamber 18; The slubbing pipe 13 and two deferents 4 that cross 11 places, quieter material chamber are provided with through hole 5, and the size of through hole 5 and quantity can be confirmed as required.
Its working principle is with embodiment 1; Difference is by two dividing plates---be provided with the large-scale noise reduction expansion chamber of quieter material between first dividing plate 19 and the second partition 3; All be provided with through hole 5 through place, the real chamber of noise reduction material on main suction tude 14, slubbing pipe 13, two deferents 4; Air-flow is through quieter material chamber 11 time, because gaseous diffusion can be subdued the exhaust volume by quieter material, can cancel out each other when respectively managing gaseous diffusion simultaneously produces resistance each other and reduce volume.
Claims (4)
1. valve-embedded resistance changable type outlet pipe; Include the housing that two ends are provided with suction port and relief opening; In housing, be provided with two ends are connected with relief opening with suction port respectively, the surface has a plurality of through holes main suction tude and main exhaust; It is characterized in that also including the valve body that is arranged on the column ringwise between main suction tude and the main exhaust in the housing, the choked flow turnover panel that ring is provided with in the valve body, the choked flow turnover panel connects an end of valve rod; The other end of valve rod stretches out housing; The dividing plate that in containing the housing of main suction tude, is provided with, dividing plate and valve body are isolated the 3rd expansion chamber that formation contains second expansion chamber, first expansion chamber of main suction tude and contains main exhaust successively with space in the housing, and the main suction tude head end in second expansion chamber is provided with the quieter material chamber; Be fixed with the slubbing pipe that is communicated with second expansion chamber and first expansion chamber on the dividing plate, be communicated with two deferents of second expansion chamber and the 3rd expansion chamber.
2. valve-embedded resistance changable type outlet pipe; Include the housing that two ends are provided with suction port and relief opening; In housing, be provided with two ends are connected with relief opening with suction port respectively, the surface has a plurality of through holes main suction tude and main exhaust; It is characterized in that also including the valve body that is arranged on the column ringwise between main suction tude and the main exhaust in the housing; The choked flow turnover panel that ring is provided with in the valve body; The choked flow turnover panel connects an end of valve rod, and the other end of valve rod stretches out housing, in containing the housing of main suction tude, is provided with first dividing plate and second partition; First dividing plate, second partition and valve body are isolated the 3rd expansion chamber that formation contains second expansion chamber, quieter material chamber, first expansion chamber of main suction tude and contains main exhaust successively with space in the housing; On first dividing plate and second partition, be fixed with the slubbing pipe that is communicated with second expansion chamber and first expansion chamber, on first dividing plate, second partition and valve body, be fixed with two deferents that are communicated with second expansion chamber and the 3rd expansion chamber, the slubbing pipe and two deferents that cross the quieter material chamber are provided with through hole.
3. a kind of valve-embedded resistance changable type outlet pipe according to claim 1 is characterized in that described two deferents are set to have the pipeline of multiple bending.
4. a kind of valve-embedded resistance changable type outlet pipe according to claim 1 and 2 is characterized in that described valve body is designed to ring-shaped cylinder shape body or annular oval Cylindrical object.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200233455U CN202417671U (en) | 2012-01-19 | 2012-01-19 | Exhaust pipe with variable built-in valve resistance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200233455U CN202417671U (en) | 2012-01-19 | 2012-01-19 | Exhaust pipe with variable built-in valve resistance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202417671U true CN202417671U (en) | 2012-09-05 |
Family
ID=46742444
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200233455U Expired - Fee Related CN202417671U (en) | 2012-01-19 | 2012-01-19 | Exhaust pipe with variable built-in valve resistance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202417671U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105980678A (en) * | 2014-05-16 | 2016-09-28 | 宝马股份公司 | Exhaust system having variable exhaust gas paths |
| CN108104904A (en) * | 2018-01-18 | 2018-06-01 | 河南中盛汽配科技股份有限公司 | A kind of silencer with regulatory function |
-
2012
- 2012-01-19 CN CN2012200233455U patent/CN202417671U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105980678A (en) * | 2014-05-16 | 2016-09-28 | 宝马股份公司 | Exhaust system having variable exhaust gas paths |
| US10221737B2 (en) | 2014-05-16 | 2019-03-05 | Bayerische Motoren Werke Aktiengesellschaft | Exhaust system having variable exhaust gas paths |
| CN105980678B (en) * | 2014-05-16 | 2019-06-21 | 宝马股份公司 | Exhaust system including variable exhaust path |
| CN108104904A (en) * | 2018-01-18 | 2018-06-01 | 河南中盛汽配科技股份有限公司 | A kind of silencer with regulatory function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120905 Termination date: 20150119 |
|
| EXPY | Termination of patent right or utility model |