CN106555657B - A kind of muffler - Google Patents
A kind of muffler Download PDFInfo
- Publication number
- CN106555657B CN106555657B CN201611078286.0A CN201611078286A CN106555657B CN 106555657 B CN106555657 B CN 106555657B CN 201611078286 A CN201611078286 A CN 201611078286A CN 106555657 B CN106555657 B CN 106555657B
- Authority
- CN
- China
- Prior art keywords
- muffler
- hush tube
- wall
- hush
- anechoic room
- 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
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/007—Apparatus used as intake or exhaust silencer
-
- 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
-
- 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
-
- 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
- F01N1/24—Silencing apparatus characterised by method of silencing by using sound-absorbing materials
-
- 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
- F01N2310/00—Selection of sound absorbing or insulating material
- F01N2310/02—Mineral wool, e.g. glass wool, rock wool, asbestos or the like
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Exhaust Silencers (AREA)
Abstract
The present invention discloses a kind of muffler, including muffler ontology, the muffler ontology includes entering tone mouth, silencing pot and gas outlet, the entering tone mouth is equipped with steel wire, the came of the steel wire is in baltimore groove, the baltimore groove is set on the entering tone mouth inner wall, silencing plate is covered on the silencing pot inner wall, the noise elimination drum outer wall is equipped with puigging, the first several hush tubes is equipped in the silencing pot, one end of first hush tube is connect with one end of the first anechoic room, the other end of first anechoic room connects one end of the second hush tube, the other end of second hush tube connects one end of the second anechoic room, first hush tube and second hush tube are fixed on partition, the edge fixation of the partition is embedded on the inner wall of the muffler ontology, the gas outlet is set to one end of the soft chamber of activity, The other end of the soft chamber of activity is communicated with the muffler ontology.
Description
Technical field
The present invention relates to muffler field, specially a kind of muffler.
Background technique
Muffler is a kind of device for preventing sound transmission and air-flow being allowed to pass through, and is the weight for eliminating air power noise
Want measure.Muffler is mounted in air powered equipment (such as air blower, air compressor machine, boiler exhaust mouth, generator, water pump row
The biggish equipment of port noise) airflow channel on or inlet and exhaust system in reduction noise device.The type of muffler is very
It is more, but study carefully its noise elimination mechanism, and they can be divided into six kinds of main types, i.e. resistive muffler, resistant noise-reducing device, impedance
Complex deafener, microperforated panel muffler, aperture muffler and active muffler.General muffler cannot be for not TongAn
Situation is filled, reasonable change adjusts the position of gas outlet, makes troubles to installation.
Summary of the invention
The purpose of the present invention is to provide a kind of mufflers, to solve the problems mentioned in the above background technology.
To achieve the above object, the invention provides the following technical scheme: a kind of muffler, including muffler ontology, it is described
Muffler ontology includes entering tone mouth, silencing pot and gas outlet, and the entering tone mouth is equipped with steel wire, and the edge of the steel wire is inlayed
In baltimore groove, the baltimore groove is set on the entering tone mouth inner wall, is covered with silencing plate on the silencing pot inner wall, described
Noise elimination drum outer wall is equipped with puigging, is equipped with the first several hush tubes in the silencing pot, one end of first hush tube with
One end of first anechoic room connects, and the other end of first anechoic room connects one end of the second hush tube, and described second eliminates the noise
The other end of pipe connects one end of the second anechoic room, and first hush tube and second hush tube are fixed on partition, institute
The edge fixation for stating partition is embedded on the inner wall of the muffler ontology, and the gas outlet is set to one end of the soft chamber of activity, institute
The other end for stating the soft chamber of activity is communicated with the muffler ontology, and the soft chamber of activity and the muffler ontology pass through two companies
Fixed link connection is connect, is equipped with several partiting polarization components in first hush tube and second anechoic room, inner wall has several
Shrinkage pool is equipped with acoustic board in shrinkage pool, and acoustic board is contacted with little spring, and one end of little spring is fixed in card slot, and card slot is set to
On first hush tube and the second noise elimination chamber interior walls.
Further, noise elimination cotton is covered on the steel wire.
Further, the silencing plate is made of quieter material.
Further, several first hush tubes and second hush tube are each attached in mounting base, and mounting base is set
In the muffler ontology.
Further, the bar that is connected and fixed is connect with control handle.
Further, the puigging is made of acoustic material.
Compared with prior art, noise elimination effect of the present invention is good, and gas outlet position is with the soft adjustable change of chamber of activity,
Silencing plate is set on noise elimination barrel, and silencing plate is made of quieter material, and sound wave constantly emits after striking silencing plate, consumption
Fall the acoustic energy of a part, the hush tube and anechoic room of setting are used cooperatively, each anechoic room with hush tube has oneself
Intrinsic frequency, when the sound wave for including various frequency contents enters hush tube, only in first anechoic chamber's intrinsic frequency
The sound wave of neighbouring certain frequencies could reach the second noise reduction spout part by anechoic chamber, and the sound wave of other frequency is then not
May by the first anechoic chamber can only in the first anechoic chamber roundtrip, the air-out apparatus of setting is on the soft chamber of activity, benefit
With control handle, it can control and be connected and fixed bar, make the position change of gas outlet, use flexible convenience.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention；
Fig. 2 is entering tone mouth schematic diagram of the invention；
In appended drawing reference: 1- muffler ontology；2- entering tone mouth；3- silencing pot；The gas outlet 4-；5- steel wire；6- silencing plate；
The first hush tube of 7-；The first anechoic room of 8-；The second hush tube of 9-；The second anechoic room of 10-；The soft chamber of 11- activity；12- is connected and fixed
Bar；13- noise elimination cotton；14- control handle；15- groove slot；16- puigging；17- partition.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The present invention provides a kind of muffler, including muffler ontology 1 referring to FIG. 1-2, and the muffler ontology 1 includes
Entering tone mouth 2, silencing pot 3 and gas outlet 4, the entering tone mouth 2 are equipped with steel wire 5, and the came of the steel wire 5 is in spill
In slot 15, the baltimore groove 15 is set on 2 inner wall of entering tone mouth, is covered with silencing plate 6 on 3 inner wall of silencing pot, described
Noise elimination drum outer wall is equipped with puigging 16, is equipped with the first several hush tubes 7 in the silencing pot 3, and the one of first hush tube 7
End is connect with one end of the first anechoic room 8, one end of the other end of first anechoic room 8 the second hush tube 9 of connection, and described the
The other end of two hush tubes 9 connects one end of the second anechoic room 10, and first hush tube 7 and second hush tube 9 are fixed
On partition 17, the edge fixation of the partition 17 is embedded on the inner wall of the muffler ontology 1, and the gas outlet 4 is set to
One end of the soft chamber 11 of activity, the other end of the soft chamber 11 of activity are communicated with the muffler ontology 1, soft 11 He of chamber of activity
The muffler ontology 1 is connected and fixed the connection of bar 12 by two, sets in first hush tube 7 and second anechoic room 10
There is several partiting polarization components, inner wall has several shrinkage pools, acoustic board is equipped in shrinkage pool, and acoustic board is contacted with little spring, small bullet
One end of spring is fixed in card slot, and card slot is set on first hush tube 7 and 10 inner wall of the second anechoic room.
Further, it is covered with noise elimination cotton 13 on the steel wire 5, convenient for dust filtering and primary noise reduction.
Further, the silencing plate 6 is made of quieter material, is convenient for noise reduction.
Further, several first hush tubes 7 and second hush tube 9 are each attached in mounting base, mounting base
It is fixed convenient for first hush tube 7 and second hush tube 9 in the muffler ontology 1.
Further, the bar 12 that is connected and fixed is connect with control handle 14, convenient for adjusting 4 direction of gas outlet.
Further, the puigging 16 is made of acoustic material, is convenient for sound insulation.
Working principle: muffler includes including muffler ontology 1, and muffler ontology 1 includes entering tone mouth 2, silencing pot 3 and goes out
Port 4, entering tone mouth 2 are equipped with steel wire 5, and for the came of steel wire 5 in baltimore groove 15, baltimore groove 15 is set to entering tone mouth 2
On inner wall, silencing plate 6 is covered on 3 inner wall of silencing pot, noise elimination drum outer wall is equipped with puigging 16, is equipped in silencing pot 3 several
First hush tube 7, one end of the first hush tube 7 are connect with one end of the first anechoic room 8, the other end connection of the first anechoic room 8
One end of second hush tube 9, the other end of the second hush tube 9 connect one end of the second anechoic room 10, the first hush tube 7 and second
Hush tube 9 is fixed on partition 17, and the edge fixation of partition 17 is embedded on the inner wall of muffler ontology 1, and gas outlet 4, which is set to, lives
One end of soft chamber 11 is moved, the other end of the soft chamber 11 of activity is communicated with muffler ontology 1, and the soft chamber 11 of activity and muffler ontology 1 are logical
It crosses two and is connected and fixed the connection of bar 12, several partiting polarization components is equipped in the first hush tube 7 and the second anechoic room 10, if inner wall has
Dry shrinkage pool is equipped with acoustic board in shrinkage pool, and acoustic board is contacted with little spring, and one end of little spring is fixed in card slot, card slot
On 10 inner wall of the first hush tube 7 and the second anechoic room.When specifically used, muffler ontology 1 is mounted on needs as required
The sounding position of muffling device, sound wave enter in silencing pot 3 from entering tone mouth 2, and silencing plate 6, silencing plate are arranged on 3 wall of silencing pot
6 are made of quieter material, and sound wave constantly emits after striking silencing plate 6, consume the acoustic energy of a part, partially enter
It into noise elimination pipeline, is entered in anechoic room by hush tube, each anechoic room with hush tube has the intrinsic frequency of oneself.
Certain frequencies when the sound wave for including various frequency contents enters hush tube, only near first anechoic chamber's intrinsic frequency
The sound wave of rate could reach the second noise reduction spout part by anechoic chamber, and the sound wave of other frequency can not then pass through noise reduction
Room roundtrip, the air pressure stream by noise reduction can only reach gas outlet 4 in anechoic chamber, and 4 device of gas outlet is in the soft chamber 11 of activity
On, using the control handle 14 on the soft chamber 11 of activity, it can control and be connected and fixed bar 12, make the position change of gas outlet 4.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (6)
1. a kind of muffler, including muffler ontology (1), it is characterised in that: the muffler ontology (1) include entering tone mouth (2),
Silencing pot (3) and gas outlet (4), the entering tone mouth (2) are equipped with steel wire (5), and the came of the steel wire (5) is recessed
In shape slot (15), the baltimore groove (15) is set on entering tone mouth (2) inner wall, is covered with and is disappeared on silencing pot (3) inner wall
Sound layer (6), the noise elimination drum outer wall are equipped with puigging (16), and several the first hush tubes (7) is equipped in the silencing pot (3),
One end of first hush tube (7) is connect with one end of the first anechoic room (8), and the other end of first anechoic room (8) connects
One end of the second hush tube (9) is connect, one end of the other end connection the second anechoic room (10) of second hush tube (9) is described
First hush tube (7) and second hush tube (9) are fixed on partition (17), and the edge fixation of the partition (17) is embedded in
On the inner wall of the muffler ontology (1), the gas outlet (4) is set to one end of the soft chamber (11) of activity, the soft chamber of activity
(11) the other end is communicated with the muffler ontology (1), and the soft chamber of activity (11) and the muffler ontology (1) pass through two
It is a to be connected and fixed bar (12) connection, several vibration isolation structures is equipped in first hush tube (7) and second anechoic room (10)
Part, inner wall have several shrinkage pools, acoustic board are equipped in shrinkage pool, and acoustic board is contacted with little spring, and one end of little spring is fixed on
In card slot, card slot is set on first hush tube (7) and second anechoic room (10) inner wall.
2. a kind of muffler according to claim 1, it is characterised in that: be covered with noise elimination cotton on the steel wire (5)
(13).
3. a kind of muffler according to claim 1, it is characterised in that: the silencing plate (6) is made of quieter material.
4. a kind of muffler according to claim 1, it is characterised in that: several first hush tubes (7) and described
Two hush tubes (9) are each attached in mounting base, and mounting base is set in the muffler ontology (1).
5. a kind of muffler according to claim 1, it is characterised in that: described to be connected and fixed bar (12) and control handle
(14) it connects.
6. a kind of muffler according to claim 1, it is characterised in that: the puigging (16) is made of acoustic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611078286.0A CN106555657B (en) | 2016-11-30 | 2016-11-30 | A kind of muffler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611078286.0A CN106555657B (en) | 2016-11-30 | 2016-11-30 | A kind of muffler |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106555657A CN106555657A (en) | 2017-04-05 |
| CN106555657B true CN106555657B (en) | 2019-03-22 |
Family
ID=58445281
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611078286.0A Active CN106555657B (en) | 2016-11-30 | 2016-11-30 | A kind of muffler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106555657B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08270431A (en) * | 1995-04-03 | 1996-10-15 | Calsonic Corp | Muffler for engine |
| KR20030017711A (en) * | 2001-08-22 | 2003-03-04 | 현대자동차주식회사 | Exclusion apparatus of water in exhaust system |
| KR20050037195A (en) * | 2003-10-17 | 2005-04-21 | 현대자동차주식회사 | Exhaust manifold for damping exhaust gas pressure wave |
| JP2014105617A (en) * | 2012-11-27 | 2014-06-09 | Yamaha Motor Co Ltd | Muffler and saddle riding type vehicle |
| CN105019983A (en) * | 2015-06-26 | 2015-11-04 | 中国北车集团大连机车车辆有限公司 | Single-node sudden-changed section tubular muffler for high-power diesel engine |
| CN205172706U (en) * | 2015-12-15 | 2016-04-20 | 魏晓冰 | Novel waterproof blast pipe of car |
-
2016
- 2016-11-30 CN CN201611078286.0A patent/CN106555657B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08270431A (en) * | 1995-04-03 | 1996-10-15 | Calsonic Corp | Muffler for engine |
| KR20030017711A (en) * | 2001-08-22 | 2003-03-04 | 현대자동차주식회사 | Exclusion apparatus of water in exhaust system |
| KR20050037195A (en) * | 2003-10-17 | 2005-04-21 | 현대자동차주식회사 | Exhaust manifold for damping exhaust gas pressure wave |
| JP2014105617A (en) * | 2012-11-27 | 2014-06-09 | Yamaha Motor Co Ltd | Muffler and saddle riding type vehicle |
| CN105019983A (en) * | 2015-06-26 | 2015-11-04 | 中国北车集团大连机车车辆有限公司 | Single-node sudden-changed section tubular muffler for high-power diesel engine |
| CN205172706U (en) * | 2015-12-15 | 2016-04-20 | 魏晓冰 | Novel waterproof blast pipe of car |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106555657A (en) | 2017-04-05 |
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| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
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| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Silencer Effective date of registration: 20210922 Granted publication date: 20190322 Pledgee: Zhejiang Nanxun Rural Commercial Bank Co.,Ltd. Mayao sub branch Pledgor: HUZHOU YIHUAN ENVIRONMENTAL PROTECTION ENGINEERING Co.,Ltd. Registration number: Y2021980009648 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |