CN106351713B - Silencer - Google Patents
Silencer Download PDFInfo
- Publication number
- CN106351713B CN106351713B CN201610899555.3A CN201610899555A CN106351713B CN 106351713 B CN106351713 B CN 106351713B CN 201610899555 A CN201610899555 A CN 201610899555A CN 106351713 B CN106351713 B CN 106351713B
- Authority
- CN
- China
- Prior art keywords
- connecting tube
- baffle
- silencer
- cavity
- air inlet
- 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.)
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Classifications
-
- 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
- F01N1/082—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling by passing the exhaust gases through porous members
-
- 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
- F01N13/007—Apparatus used as intake or exhaust silencer
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Exhaust Silencers (AREA)
Abstract
A kind of silencer comprising shell, the first, second baffle, air inlet pipe, U-tube and the first, second escape pipe.It include expansion chamber, the first cavity and the second cavity in the shell.The U-tube is equipped with first end and the second end.The silencer further includes the connecting plate to connect the air inlet pipe Yu the first end, the flexible portion of plane where wherein the connecting plate is equipped with the outer edge for being welded on the end of the air inlet pipe, the inwardly projecting outer edge and the weld part for outwardly protruding outer edge place plane, the first end are inserted into the weld part and are welded and fixed together with the weld part.So set, the weld part can be made to have longer length, to increase the bonding area with the first end；In addition, stress can be discharged since the flexible portion has certain retractility, to promote silencer because of endurance quality when air-flow is by stress and temperature change.
Description
Technical field
The present invention relates to a kind of silencers, belong to engine exhaust post-processing technology field.
Background technique
High-temperature exhaust air in silencer is easy to make element that mechanically deform occur, so as to cause the cracking of welding position.According to
The requirement of durability requires consideration for how to solve above-mentioned technical problem in muffler desing.
Summary of the invention
The purpose of the present invention is to provide a kind of preferable silencers of durability.
To achieve the above object, the present invention adopts the following technical scheme: a kind of silencer comprising shell, be located at it is described
The intracorporal first baffle of shell and second baffle, across the first baffle air inlet pipe, pass through the first baffle and described the
The U-tube of two baffles and the first escape pipe and the second escape pipe across the first baffle and the second baffle；Institute
The lower case that shell includes upper housing and welds together with the upper housing is stated, includes being located at described first in the shell
Expansion chamber between baffle and the second baffle, positioned at the side of the first baffle the first cavity and be located at described the
Second cavity of the other side of two baffles；The first baffle is not provided with opening for connection first cavity and the expansion chamber
Hole, the second baffle are equipped with several apertures for being connected to second cavity and the expansion chamber；The U-tube is equipped with first end
Portion and extend into the intracorporal the second end of the first chamber；First escape pipe and second escape pipe are also U-shaped；
The silencer further includes the connecting plate to connect the air inlet pipe Yu the first end, wherein the connecting plate is equipped with weldering
It connects in plane where the outer edge, the inwardly projecting outer edge of the end of the air inlet pipe and extends into the air inlet pipe
The weld part of flexible portion and plane where outwardly protruding the outer edge, the first end be inserted into the weld part and with
The weld part is welded and fixed together.
Technical solution as a further improvement of that present invention, the flexible portion are inwardly stamped and formed out from the outer edge
U-lag.
Technical solution as a further improvement of that present invention, the air inlet pipe are equipped with several wearing of being connected to the expansion chamber
Hole.
Technical solution as a further improvement of that present invention, the caliber of the U-tube are less than the caliber of the air inlet pipe.
Technical solution as a further improvement of that present invention, first escape pipe include the first connecting tube, with described the
The second parallel connecting tube of one connecting tube and connection first connecting tube are connect with the first U-shaped of second connecting tube
Pipe, wherein first connecting tube is equipped with the first opening be connected to second cavity, first connecting tube and described the
Two connecting tubes run through the first baffle and the second baffle, and the first U-shaped connecting tube is located at first cavity
It is interior.
Technical solution as a further improvement of that present invention, first connecting tube extend into the intracorporal portion of the second chamber
It is arranged with several circular holes.
Technical solution as a further improvement of that present invention, second escape pipe include third connecting tube, with described the
The 4th parallel connecting tube of three connecting tubes and the connection third connecting tube are connect with the second U-shaped of the 4th connecting tube
Pipe, wherein the third connecting tube is equipped with the second opening be connected to second cavity, the third connecting tube and described the
Four connecting tubes run through the first baffle and the second baffle, and the second U-shaped connecting tube is located at first cavity
It is interior.
Technical solution as a further improvement of that present invention, second opening is horn mouth.
Technical solution as a further improvement of that present invention, the air inlet pipe be equipped with positioned at the shell one corner into
Mouthful, second connecting tube is equipped with first outlet, and the 4th connecting tube is equipped with second outlet, the first outlet and described the
Two outlets are located at the middle part of the shell along the short transverse of the shell.
Compared to the prior art, the present invention is by plane where weld part is outwardly protruded the outer edge, therefore can
The weld part is set to have longer length, to increase the bonding area with the first end.In addition, due to the flexibility
Portion has certain retractility, can discharge stress, thus promoted silencer because of air-flow by stress and temperature change when
Endurance quality.
Detailed description of the invention
Fig. 1 is the stereoscopic schematic diagram of silencer of the present invention.
Fig. 2 is the stereoscopic schematic diagram of another angle of Fig. 1.
Fig. 3 is the part isometric exploded view of Fig. 1.
Fig. 4 is the further stereogram exploded view of Fig. 3.
Fig. 5 is the top view removed in Fig. 2 after upper housing.
Fig. 6 is the sectional view of the line A-A along Fig. 1.
Fig. 7 is the partial enlarged view of circled portion in Fig. 6.
Specific embodiment
It please join shown in Fig. 1 to Fig. 7, present invention discloses a kind of silencers 100 comprising shell 1 is located at the shell 1
Interior first baffle 21 and second baffle 22, across the first baffle 21 air inlet pipe 3, pass through the first baffle 21 and institute
State the U-tube 4 of second baffle 22 and across the first escape pipe 5 of the first baffle 21 and the second baffle 22 and the
Two escape pipes 6.
In illustrative embodiments of the present invention, the shell 1 includes upper housing 11 and welds with the upper housing 11
Lower case 12 together.It include the expansion between the first baffle 21 and the second baffle 22 in the shell 1
Chamber 13, positioned at the first cavity 14 of the side of the first baffle 21 and positioned at the second of the other side of the second baffle 22
Cavity 15.The first baffle 21 is not provided with the aperture for being connected to first cavity 14 and the expansion chamber 13.The second gear
Plate 22 is equipped with several apertures 221 for being connected to second cavity 15 and the expansion chamber 13.
The air inlet pipe 3 is equipped with several perforation 31 being connected to the expansion chamber 13.
The U-tube 4 is equipped with first end 41 and extends into the second end 42 in first cavity 14.The U
The caliber of shape pipe 4 is less than the caliber of the air inlet pipe 3.The silencer 100 further include to connect the air inlet pipe 3 with it is described
The connecting plate 7 of first end 41, wherein the connecting plate 7 be equipped be welded on the air inlet pipe 3 end outer edge 71, inwardly
It protrudes the 71 place plane of outer edge and the flexible portion 72 that extends into the air inlet pipe 3 and outwardly protrudes the outer edge
The weld part 73 of 71 place planes.The first end 41 is inserted into the weld part 73 and is welded and fixed with the weld part 73
Together.Since the weld part 73 outwardly protrudes the 71 place plane of outer edge, the weld part 73 can be made to have
Longer length, to increase the bonding area with the first end 41.In addition, since the flexible portion 72 has centainly
Retractility, stress can be discharged, thus promoted silencer because of air-flow by stress and temperature change when endurance quality.?
In illustrative embodiments of the present invention, the flexible portion 72 is the U-lag being inwardly stamped and formed out from the outer edge 71.
First escape pipe 5 and second escape pipe 6 are also U-shaped.First escape pipe 5 includes the first connection
Pipe 51, second connecting tube 52 parallel with first connecting tube 51 and connection first connecting tube 51 connect with described second
First U-shaped connecting tube 53 of adapter tube 52 is opened wherein first connecting tube 51 is equipped with first be connected to second cavity 15
Mouth 511, first connecting tube 51 run through the first baffle 21 and the second baffle with second connecting tube 52
22, the first U-shaped connecting tube 53 is located in first cavity 14.First connecting tube 51 extends into second cavity
Part in 15 is equipped with several circular holes 512.
Second escape pipe 6 includes third connecting tube 61, fourth connecting tube 62 parallel with the third connecting tube 61
And the second U-shaped connecting tube 63 of connection the third connecting tube 61 and the 4th connecting tube 62, wherein the third connects
Pipe 61 is equipped with the second opening 611 being connected to second cavity 15, the third connecting tube 61 and the 4th connecting tube 62
Run through the first baffle 21 and the second baffle 22, the second U-shaped connecting tube 63 is located at first cavity 14
It is interior.Second opening 611 is horn mouth.
The air inlet pipe 3 is equipped with the import 32 positioned at 1 one corners of shell, and second connecting tube 52 is equipped with first
Outlet 521, the 4th connecting tube 62 are equipped with second outlet 621, and the first outlet 521 is with the second outlet 621 along institute
The short transverse for stating shell 1 is located at the middle part of the shell 1.
In addition, above embodiments are merely to illustrate the present invention and not limit the technical scheme described by the invention, to this
The understanding of specification should be based on person of ordinary skill in the field, although this specification is referring to the above embodiments pair
Present invention has been detailed description, still, those skilled in the art should understand that, the technology of technical field
Personnel still can modify or equivalently replace the present invention, and all do not depart from the technology of the spirit and scope of the present invention
Scheme and its improvement should all be covered in scope of the presently claimed invention.
Claims (9)
1. a kind of silencer comprising shell is located at the intracorporal first baffle of the shell and second baffle, passes through the first gear
The air inlet pipe of plate, across the first baffle and the second baffle U-tube and pass through the first baffle and described the
The first escape pipe and the second escape pipe of two baffles；The shell includes upper housing and welds together with the upper housing
Lower case, include expansion chamber between the first baffle and the second baffle in the shell, be located at described the
First cavity of the side of one baffle and the second cavity positioned at the other side of the second baffle；The first baffle is not set
Have an aperture for being connected to first cavity and the expansion chamber, the second baffle be equipped be connected to second cavity with it is described swollen
Several apertures of swollen chamber；The U-tube is equipped with first end and extends into the intracorporal the second end of the first chamber；Described
One escape pipe and second escape pipe are also U-shaped；It is characterized by: the silencer further includes to connect the air inlet
Pipe and the connecting plate of the first end, wherein the connecting plate be equipped be welded on the end of the air inlet pipe outer edge, to
Plane where the projecting inward outer edge and the flexible portion extended into the air inlet pipe and outwardly protrude the outer edge institute
In the weld part of plane, the first end is inserted into the weld part and is welded and fixed together with the weld part.
2. silencer as described in claim 1, it is characterised in that: the flexible portion is inwardly stamped and formed out from the outer edge
U-lag.
3. silencer as claimed in claim 2, it is characterised in that: the air inlet pipe is several equipped with being connected to the expansion chamber
Perforation.
4. silencer as claimed in claim 3, it is characterised in that: the caliber of the U-tube is less than the caliber of the air inlet pipe.
5. silencer as claimed in claim 4, it is characterised in that: first escape pipe include the first connecting tube, with it is described
The second parallel connecting tube of first connecting tube and connection first connecting tube are connect with the first U-shaped of second connecting tube
Pipe, wherein first connecting tube is equipped with the first opening be connected to second cavity, first connecting tube and described the
Two connecting tubes run through the first baffle and the second baffle, and the first U-shaped connecting tube is located at first cavity
It is interior.
6. silencer as claimed in claim 5, it is characterised in that: it is intracorporal that first connecting tube extends into second chamber
Part is equipped with several circular holes.
7. silencer as claimed in claim 6, it is characterised in that: second escape pipe include third connecting tube, with it is described
The 4th parallel connecting tube of third connecting tube and the connection third connecting tube are connect with the second U-shaped of the 4th connecting tube
Pipe, wherein the third connecting tube is equipped with the second opening be connected to second cavity, the third connecting tube and described the
Four connecting tubes run through the first baffle and the second baffle, and the second U-shaped connecting tube is located at first cavity
It is interior.
8. silencer as claimed in claim 7, it is characterised in that: second opening is horn mouth.
9. silencer as claimed in claim 8, it is characterised in that: the air inlet pipe is equipped with positioned at one corner of the shell
Import, second connecting tube be equipped with first outlet, the 4th connecting tube be equipped with second outlet, the first outlet with it is described
Second outlet is located at the middle part of the shell along the short transverse of the shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610899555.3A CN106351713B (en) | 2016-10-14 | 2016-10-14 | Silencer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610899555.3A CN106351713B (en) | 2016-10-14 | 2016-10-14 | Silencer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106351713A CN106351713A (en) | 2017-01-25 |
| CN106351713B true CN106351713B (en) | 2019-05-03 |
Family
ID=57866685
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610899555.3A Active CN106351713B (en) | 2016-10-14 | 2016-10-14 | Silencer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106351713B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2187250Y (en) * | 1994-03-21 | 1995-01-11 | 汪文良 | Pipe-line compensator |
| JPH07174019A (en) * | 1993-12-20 | 1995-07-11 | Calsonic Corp | Metallic catalyst converter |
| JPH11200835A (en) * | 1998-01-19 | 1999-07-27 | Sango Co Ltd | Noise suppressor |
| CN2921306Y (en) * | 2006-06-28 | 2007-07-11 | 力帆实业(集团)有限公司 | Impedance compound muffler |
| CN204140177U (en) * | 2014-10-15 | 2015-02-04 | 宁波思明汽车科技有限公司 | Dual-outlet exhaust |
| JP5695599B2 (en) * | 2012-05-18 | 2015-04-08 | 株式会社ユタカ技研 | Engine exhaust muffler |
| CN206092112U (en) * | 2016-10-14 | 2017-04-12 | 上海天纳克排气系统有限公司 | Muffler |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050002836A1 (en) * | 2001-04-13 | 2005-01-06 | Hardesty Jeffrey B. | Gas treatment device, and methods of making and using the same |
-
2016
- 2016-10-14 CN CN201610899555.3A patent/CN106351713B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07174019A (en) * | 1993-12-20 | 1995-07-11 | Calsonic Corp | Metallic catalyst converter |
| CN2187250Y (en) * | 1994-03-21 | 1995-01-11 | 汪文良 | Pipe-line compensator |
| JPH11200835A (en) * | 1998-01-19 | 1999-07-27 | Sango Co Ltd | Noise suppressor |
| CN2921306Y (en) * | 2006-06-28 | 2007-07-11 | 力帆实业(集团)有限公司 | Impedance compound muffler |
| JP5695599B2 (en) * | 2012-05-18 | 2015-04-08 | 株式会社ユタカ技研 | Engine exhaust muffler |
| CN204140177U (en) * | 2014-10-15 | 2015-02-04 | 宁波思明汽车科技有限公司 | Dual-outlet exhaust |
| CN206092112U (en) * | 2016-10-14 | 2017-04-12 | 上海天纳克排气系统有限公司 | Muffler |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106351713A (en) | 2017-01-25 |
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| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |