CN209100124U - A kind of slim bimodal valve of muffler of gas escape tube - Google Patents
A kind of slim bimodal valve of muffler of gas escape tube Download PDFInfo
- Publication number
- CN209100124U CN209100124U CN201821696708.5U CN201821696708U CN209100124U CN 209100124 U CN209100124 U CN 209100124U CN 201821696708 U CN201821696708 U CN 201821696708U CN 209100124 U CN209100124 U CN 209100124U
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- China
- Prior art keywords
- valve
- torsional
- opening portion
- muffler
- valve opening
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- Expired - Fee Related
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- Exhaust Silencers (AREA)
Abstract
A kind of slim bimodal valve of muffler of gas escape tube, including valve seat, valve, noise abatement pad and cushion mat assembly composition, valve seat include valve opening portion and interconnecting piece, and valve opening portion is the internal annular thin wall for forming taper valve opening, and upper outside is provided with installation base；Interconnecting piece is connected by upper connection buffer substrate tablet with valve opening portion, and torsional axis is arranged on attachment base, and torque spring is set on torsional axis；Valve includes sealing and torsional part, and sealing includes the ring packing piece of horizontal seal piece and setting on the outside, and torsional part is connected by lower connection buffer substrate tablet with sealing ring packing piece, and torsional part is set on torsional axis, and is connected with torque spring torsion；Noise abatement pad is fitted on the inside of valve seat valve opening portion wall surface, and cushion group is arranged between upper connection buffer substrate tablet and lower connection buffer substrate tablet.The valve has the advantages that structure is simple, stablize and thickness is thin, not only reduces the noise figure of low engine speeds, also improves high-revolving exhaust noise, effectively improve the comfort of driver.
Description
Technical field
The utility model relates to a kind of exhaust pipe silencer bimodal valves, belong to automobile exhaust system valve class apparatus field.
Background technique
In recent years, with the improvement of people ' s living standards with the rapid development of automobile industry, China's car ownership increase severely.
However, vehicle noise problem bring consequence increasingly highlights, problem of noise pollution is also more and more paid close attention to by people.Cause
This, it is particularly important for exhaust pipe silencer system parts Structure redesign.
Currently, mobile muffler mostly uses greatly single mode valve, have a single function, and be not easy to replace, noise reduction effect is poor, thus
A kind of exhaust pipe silencer bimodal valve is designed, in such a way that expansion is eliminated the noise and resistance noise reduction combines, reduces the propagation of noise,
The application structure is simple simultaneously, and replacement process is easy.
Utility model content
A kind of damping noise reduction is provided the purpose of the utility model is to overcome the above-mentioned insufficient of the prior art, extends exhaust pipe
The slim bimodal valve of the muffler of gas escape tube in muffler system service life, the mode valve have simple structure, stabilization and thickness
Thin advantage can be not only used for the noise figure for reducing low engine speeds, while can also improve high-revolving exhaust noise,
The comfort that driver can be effectively improved improves the noise level of vehicle.
The technical solution of the utility model is: a kind of slim bimodal valve of muffler of gas escape tube, including valve seat, valve,
Torsional axis, torque spring, noise abatement pad and cushion mat assembly composition, the valve seat includes valve opening portion and interconnecting piece, the valve opening
The wall surface in portion is the annular thin wall of lower part inward slant setting, internal to form taper valve opening, is provided with installation on the outside of upper part
Boss；The interconnecting piece is connected by upper connection buffer substrate tablet with valve opening portion side, and the torsional axis is arranged on attachment base, described
Torque spring is set on torsional axis, and the valve includes sealing and torsional part, the sealing include horizontal seal piece with
And the ring packing piece on the outside of horizontal seal piece is set, the ring packing piece is corresponding to valve opening portion inner wall shape, described
Torsional part is connected by lower connection buffer substrate tablet with the outside of sealing ring packing piece, and the torsional part around torsional axis can turn
Dynamic mode is set on torsional axis, while being connected with torque spring torsion；The noise abatement pad is to be fitted in valve seat valve opening portion wall
The thin pad of cyclic spring on the inside of face, the cushion group are the strip being arranged between upper connection buffer substrate tablet and lower connection buffer substrate tablet
Shape Thin Elastic pad.
In the above scheme, valve seat and valve constitute sealing pair, so that the two is kept close by the twisting resistance that torque spring provides
Envelope, and torque spring is provided and comes the cracking pressure of control valve and the amount of opening of unlatching, it is low engine can be effectively reduced
Noise when revolving speed, and pneumatic noise when attenuating revolving speed high because of engine；It is arranged between valve seat and valve simultaneously multiple slow
Impact noise when valve opening and closing can be effectively reduced in flushing device.
Further, it is provided on the torsional part of the valve and is covered on protection cap on torque spring.
Further, the valve opening portion of valve seat, upper connection buffer substrate tablet and interconnecting piece are an integral structure, and valve opening portion and company
Reinforcing rib is provided between the side of socket part and upper connection buffer substrate tablet.
Further, the sealing of valve, lower connection buffer part and torsional part are an integral structure, and sealing and torsion
Reinforcing rib is provided between the side of transfer part and lower connection buffer substrate tablet.
Further, the valve seat and valve are made of stainless steel thin slice.
Further, the torque spring is made of stainless steel.
Further, the noise abatement pad and cushion group are made of SUS304 material.
The utility model has the beneficial effects that
1, have structure simple, stable in a kind of slim bimodal valve of muffler of gas escape tube disclosed in the utility model
And the thin advantage of thickness can be not only used for the noise figure for reducing low engine speeds, while can also improve high-revolving
Exhaust noise can effectively improve the comfort of driver, improve the noise level of vehicle；
2, in the present invention, the valve opening portion of valve seat is adopted as the annular thin wall of lower part inward slant setting, to make
The valve opening portion of valve seat become one for fixed installation interface, and cooperate valve capable of being led to for valve opening portion upper mounting boss
Valve opening portion is crossed to be quick installed on exhaust pipe；
3, the formed valve opening in valve opening portion is taper, increases the leakproofness with valve seal portion, and after valve opening,
The valve opening status extended out can be effectively reduced exhaust noise.
Detailed description of the invention
A kind of diagrammatic side-view cross-sectional topology view of muffler of gas escape tube bimodal valve of Fig. 1-；
A kind of muffler of gas escape tube bimodal valve arrangement schematic diagram of Fig. 2-；
A kind of top view of muffler of gas escape tube bimodal valve of Fig. 3-
Top view after a kind of muffler of gas escape tube bimodal valve installation protection cap of Fig. 4-.
In figure: 1-valve seat, 11-valve opening portions, 12-installation bases, 13-lower connection buffer substrate tablets, 14-attachment bases； 2—
Noise abatement pad, 3-valves, 31-ring packing pieces, 32-horizontal seal pieces, 33-torsional parts, 34-above connect buffer substrate tablet；4—
Torque spring, 5-torsional axis, 6-cushion mat assemblies, 7-protection caps.
Specific embodiment:
The following is a further explanation of the present invention with reference to the accompanying drawings and embodiments.
It is as shown in the figure: a kind of slim bimodal valve of muffler of gas escape tube, it is characterised in that: including valve seat 1, valve 3,
Torsional axis 5, torque spring 4, noise abatement pad 2 and cushion mat assembly 6 form, and the valve seat 1 includes valve opening portion 11 and interconnecting piece, institute
The wall surface for stating valve opening portion 11 is the annular thin wall of lower part inward slant setting, internal to form taper valve opening, is set on the outside of upper part
It is equipped with installation base 12；The interconnecting piece is connected by upper connection buffer substrate tablet 34 with 11 side of valve opening portion, and the torsional axis 5 is arranged
On attachment base 14, the torque spring 4 is set on torsional axis 5, and the valve 3 includes sealing and torsional part 33, described
Sealing includes horizontal seal piece 32 and the ring packing piece 31 that 32 outside of horizontal seal piece is arranged in, the ring packing piece
31 is corresponding to 11 inner wall shape of valve opening portion, and the torsional part 33 passes through lower connection buffer substrate tablet 13 and sealing ring packing piece 31
Outside be connected, the torsional part 33 by can around torsional axis 5 rotate in a manner of be set on torsional axis 5, while with torsion bullet
The torsion of spring 4 is connected；The noise abatement pad 2 is the thin pad of cyclic spring being fitted on the inside of 1 valve opening portion of valve seat, 11 wall surface, the cushion
Group is the strip Thin Elastic pad being arranged between upper connection buffer substrate tablet 34 and lower connection buffer substrate tablet 13.
In the above scheme, valve seat 1 and valve 3 constitute sealing pair, protect the two by the twisting resistance that torque spring 4 provides
Sealing is held, and torque spring 4 is provided and comes the cracking pressure of control valve 3 and the amount of opening of unlatching, hair can be effectively reduced
Noise when the motivation slow-speed of revolution, and pneumatic noise when attenuating revolving speed high because of engine；It is set between valve seat 1 and valve 3 simultaneously
Multi-buffer device is set, impact noise when valve 3 is opened and closed can be effectively reduced.
It is provided on the torsional part 33 of the valve 3 and is covered on protection cap 7 on torque spring 4.It can be with by protection cap 7
It prevents dust or other clasts from falling on torque spring 4, and influences the work of torque spring 4.
The valve opening portion 11 of valve seat 1, upper connection buffer substrate tablet 34 and interconnecting piece are an integral structure, and valve opening portion 11 and company
Reinforcing rib is provided between the side of socket part and upper connection buffer substrate tablet 34.
The sealing of valve 3, lower connection buffer part and torsional part 33 are an integral structure, and sealing and torsion
Reinforcing rib is provided between the side in portion 33 and lower connection buffer substrate tablet 13.Valve seat 1 and valve 3 are all made of integral structure system
At the whole fitted position of valve seat 1 or valve 3 can be substantially reduced, also, can guarantee entire valve 3 after reinforcing rib is arranged
Structural strength.
The valve seat 1 and valve 3 are made of stainless steel thin slice.Preferably, the compacting of SUS436L stainless steel thin slice is selected
It forms.
The torque spring 4 is made of stainless steel.Preferably, torque spring 4 made of SUS436L stainless steel is selected,
The service life of torque spring 4 can be greatly improved.
The noise abatement pad 2 and cushion group are made of SUS304 material.Since muffler of gas escape tube working environment is extremely disliked
Bad, the valve seat 1, valve 3, torsional axis 5, torque spring 4, noise abatement pad 2 and cushion mat assembly 6 are all made of stainless steel material, prolong
Service life has been grown, exhaust gas etching system is avoided.
The principles of the present invention and operation instruction:
1, when the sound that automobile is when travelling exhaust, and the noise abatement pad 2 being mounted between valve 3 and valve seat 1 generates vibration
It minimizes, compares common circular noise abatement pad 2, this noise abatement pad 2 is designed as rotary table ring-type, it is more abundant to absorb noise；
2, when automobile adverse circumstances (such as hollow location) when driving, the torsional spring being mounted on torsional axis 5 can be inhaled
The energy that vibration generates is received, protects entire 1-valve of valve seat, 3 system that hard breakdown does not occur, extend silencer uses the longevity
Life.
Above-mentioned all embodiments are only to illustrate the technical ideas and features of the present invention, and its object is to allow be familiar with this
The personage of technology can understand the content of the utility model and be implemented, and the protection model of the utility model can not be limited with this
It encloses, all equivalent change or modifications according to made by the spirit of the present invention essence should all cover the protection model in the utility model
Within enclosing.
Claims (7)
1. a kind of slim bimodal valve of muffler of gas escape tube, it is characterised in that: including valve seat, valve, torsional axis, torsion bullet
Spring, noise abatement pad and cushion mat assembly composition, the valve seat include valve opening portion and interconnecting piece, and the wall surface in the valve opening portion is lower part
Slope inwardly the annular thin wall being arranged, internal to form taper valve opening, is provided with installation base on the outside of upper part；The interconnecting piece
It is connected by upper connection buffer substrate tablet with valve opening portion side, the torsional axis is arranged on attachment base, and the torque spring is set in
On torsional axis；The valve includes sealing and torsional part, and the sealing includes horizontal seal piece and setting horizontal close
Ring packing piece on the outside of mounting, the ring packing piece is corresponding to valve opening portion inner wall shape, and the torsional part passes through lower company
It connects buffer substrate tablet to be connected with the outside of sealing ring packing piece, the torsional part is set in a manner of it can rotate around torsional axis
On torsional axis, while being connected with torque spring torsion；The noise abatement pad is the annular elastomeric being fitted on the inside of valve seat valve opening portion wall surface
Property thin pad, the cushion group is the strip Thin Elastic pad being arranged between upper connection buffer substrate tablet and lower connection buffer substrate tablet.
2. the slim bimodal valve of muffler of gas escape tube as described in claim 1, it is characterised in that: further, the valve
It is provided on torsional part and is covered on protection cap on torque spring.
3. the slim bimodal valve of muffler of gas escape tube as claimed in claim 1 or 2, it is characterised in that: the valve seat and valve
It is an integral structure.
4. the slim bimodal valve of muffler of gas escape tube as described in claim 1, it is characterised in that: the valve opening portion of valve seat and company
Reinforcing rib is provided between the side of socket part and upper connection buffer substrate tablet；The sealing of valve and the side of torsional part and lower connection
Reinforcing rib is provided between buffer substrate tablet.
5. the slim bimodal valve of muffler of gas escape tube as claimed in claim 4, it is characterised in that: the valve seat and valve use
Stainless steel thin slice is made.
6. the slim bimodal valve of muffler of gas escape tube as described in claim 1, it is characterised in that: the torque spring is not using
Rust steel is made.
7. the slim bimodal valve of muffler of gas escape tube as described in claim 1, it is characterised in that: the noise abatement pad and cushion
Group is made of SUS304 material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821696708.5U CN209100124U (en) | 2018-10-19 | 2018-10-19 | A kind of slim bimodal valve of muffler of gas escape tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821696708.5U CN209100124U (en) | 2018-10-19 | 2018-10-19 | A kind of slim bimodal valve of muffler of gas escape tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209100124U true CN209100124U (en) | 2019-07-12 |
Family
ID=67155646
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821696708.5U Expired - Fee Related CN209100124U (en) | 2018-10-19 | 2018-10-19 | A kind of slim bimodal valve of muffler of gas escape tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209100124U (en) |
-
2018
- 2018-10-19 CN CN201821696708.5U patent/CN209100124U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190712 Termination date: 20211019 |