CN106065804A - Noise eliminator of motorcycle seals heat-insulating connecting structure - Google Patents
Noise eliminator of motorcycle seals heat-insulating connecting structure Download PDFInfo
- Publication number
- CN106065804A CN106065804A CN201610631868.0A CN201610631868A CN106065804A CN 106065804 A CN106065804 A CN 106065804A CN 201610631868 A CN201610631868 A CN 201610631868A CN 106065804 A CN106065804 A CN 106065804A
- Authority
- CN
- China
- Prior art keywords
- acoustic filter
- motorcycle
- annular sidewall
- stepped hole
- installation end
- 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.)
- Granted
Links
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
- F01N13/18—Construction facilitating manufacture, assembly, or disassembly
- F01N13/1838—Construction facilitating manufacture, assembly, or disassembly characterised by the type of connection between parts of exhaust or silencing apparatus, e.g. between housing and tubes, between tubes and baffles
-
- 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
- F01N13/14—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 having thermal insulation
-
- 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
- F01N13/18—Construction facilitating manufacture, assembly, or disassembly
- F01N13/1838—Construction facilitating manufacture, assembly, or disassembly characterised by the type of connection between parts of exhaust or silencing apparatus, e.g. between housing and tubes, between tubes and baffles
- F01N13/1844—Mechanical joints
-
- 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
- F01N2590/00—Exhaust or silencing apparatus adapted to particular use, e.g. for military applications, airplanes, submarines
- F01N2590/04—Exhaust or silencing apparatus adapted to particular use, e.g. for military applications, airplanes, submarines for motorcycles
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 invention discloses a kind of noise eliminator of motorcycle and seal heat-insulating connecting structure, including electromotor and acoustic filter, the exhaust ports of described electromotor has stepped hole, the installation end of described acoustic filter is arranged in described stepped hole by fixed mount, is additionally provided with the sealing gasket for sealing between bottom surface and the installation end end face of described acoustic filter of described stepped hole；It is characterized in that, described sealing gasket has the annular sidewall axially extending formation towards the side of acoustic filter away from the edge in the center of circle, and the internal diameter of described annular sidewall matches with the installation end diameter of described acoustic filter, and is sleeved on the installation end of described acoustic filter.The present invention has simple in construction, easy for installation, good airproof performance, is conducive to improving efficiency of assembling, improves the advantages such as effect of heat insulation.
Description
Technical field
The present invention relates to technical field of motorcycles, seal heat-insulating connecting structure in particular to a kind of noise eliminator of motorcycle.
Background technology
Motorcycle, as a kind of common vehicles, is widely applied with daily life, and acoustic filter does
For accessory requisite on motorcycle, the size of its acoustical absorptivity also determines the quality that motorcycle is overall, and eliminates the noise
The quality of the installation of device is also one of factor affecting acoustical absorptivity.
As it is shown on figure 3, one end of existing noise eliminator of motorcycle is inserted in the stepped hole of engine exhaust port, and by solid
Determine frame to fixedly mount on the engine, for ensureing sealing therebetween, also set between the end and stepped hole of acoustic filter
It is equipped with sealing gasket.Existing sealing gasket is annular, and engine exhaust port is typically arranged both facing to obliquely downward so that seal
Pad easily drops out in air vent, is unfavorable for installing.Existing installation method is to use butter that sealing gasket is bonded at acoustic filter
End, then completes to install.In installation process, once sealing gasket touches miscellaneous part, easily causes and drops or deviate, shadow
Ring sealing effectiveness.It addition, butter easily produces sharp aroma under exhaust ports high temperature, affect comfort.
Summary of the invention
For above-mentioned the deficiencies in the prior art, the technical problem to be solved is: how to provide a kind of structure letter
Single, easy for installation, good airproof performance, be conducive to improving efficiency of assembling, the noise eliminator of motorcycle improving effect of heat insulation seals heat insulation company
Access node structure.
In order to solve above-mentioned technical problem, present invention employs following technical scheme:
A kind of noise eliminator of motorcycle seals heat-insulating connecting structure, including electromotor and acoustic filter, the air vent of described electromotor
Place has stepped hole, and the installation end of described acoustic filter is arranged in described stepped hole by fixed mount, the bottom surface of described stepped hole
And it is additionally provided with the sealing gasket for sealing between the installation end end face of described acoustic filter；It is characterized in that, described sealing gasket court
There is away from the edge in the center of circle annular sidewall axially extending formation, the internal diameter of described annular sidewall to the side of acoustic filter
Match with the installation end diameter of described acoustic filter, and be sleeved on the installation end of described acoustic filter.
Use said structure, it is simple to be fixed on acoustic filter installation end by sealing gasket by annular sidewall, it is to avoid seal
Pad drops in installation process or deviates, and makes installation the easiest, advantageously reduces the labor intensity of workman.It addition,
Use said structure, it is not necessary to use butter that sealing gasket is pre-fixed, thus avoid butter easy under exhaust ports high temperature
Produce sharp aroma, be conducive to improving comfort.Meanwhile, use the sealing gasket of said structure, acoustic filter can be installed
The outer surface of end thoroughly separates with the stepped hole of electromotor, increases effect of heat insulation, it is to avoid the high temperature of engine shell is directly delivered to
On acoustic filter, the temperature preventing acoustic filter is too high and makes ternary catalyzing unit and oxygen sensor damage, and is conducive to improving making of the two
Use the life-span.
As optimization, the inner side of described annular sidewall has the annular relief being coaxially disposed, described annular relief energy
Enough closely it is sleeved on the installation end of described acoustic filter.
So, annular relief can form a circle in the outer surface of the installation end of acoustic filter and seal, once sealing gasket
And time poorly sealed between the installation end end face of acoustic filter, it is also possible to ensure overall sealing.Thus be conducive to improving motor
The acoustical absorptivity of car.
As optimization, described annular relief is provided with multiple along the axis direction of described annular sidewall.
As such, it is possible to improve the overall tightness of muffler installation structure further, improve the acoustical absorptivity of motorcycle.
As optimization, the external diameter of described annular sidewall is more than the diameter of described stepped hole, and can be inserted to described step
In hole.
So so that formed between annular sidewall and the hole wall of stepped hole and seal, be conducive to improving acoustic filter to be tightly connected
Sealing overall structurally.
As optimization, the outside of described annular sidewall is truncated cone-shaped towards one end of described electromotor, and the diameter of end
Diameter less than described stepped hole.
So, by the truncated cone-shaped structure of annular sidewall end, more easily annular sidewall can be inserted stepped hole
In, be conducive to improving efficiency of assembling.
As optimization, the inner side of described annular sidewall has the internal coiling lobe in female thread shape, described acoustic filter
The outer surface of installation end has can be with the external spiral lobe of described internal coiling lobe, and the internal coiling of described sealing gasket is protruding
Portion is closely screwed in the external spiral lobe of described acoustic filter.
Use said structure, the mode that sealing gasket uses screw thread-like to coordinate with acoustic filter is closely joined together, has
It is beneficial to improve sealing therebetween, improves soundproof effect.
In sum, the present invention has simple in construction, easy for installation, is conducive to improving efficiency of assembling, strengthens sealing property,
Improve soundproof effect；Effect of heat insulation is preferable, is conducive to improving the advantage such as service life of ternary catalyzing unit and oxygen sensor.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention.
Fig. 2 is the sectional structure schematic diagram of the sealing gasket in Fig. 1
Fig. 3 is that existing noise eliminator of motorcycle seals heat-insulating connecting structure schematic diagram.
Detailed description of the invention
The present invention is described in further detail below in conjunction with the accompanying drawings.
When being embodied as: as depicted in figs. 1 and 2, a kind of noise eliminator of motorcycle seals heat-insulating connecting structure, including electromotor
1 and acoustic filter 2, the exhaust ports of described electromotor 1 has stepped hole 11, and the installation end of described acoustic filter 2 passes through fixed mount 3
It is arranged in described stepped hole 11, is additionally provided with between bottom surface and the installation end end face of described acoustic filter 2 of described stepped hole 11
For the sealing gasket 4 sealed；Described sealing gasket 4 has away from the edge in the center of circle towards the side of acoustic filter and axially extends shape
The annular sidewall 41 become, the internal diameter of described annular sidewall 41 matches with the installation end diameter of described acoustic filter 2, and is sleeved on institute
State on the installation end of acoustic filter 2.
Use said structure, it is simple to be fixed on acoustic filter installation end by sealing gasket by annular sidewall, it is to avoid seal
Pad drops in installation process or deviates, and makes installation the easiest, advantageously reduces the labor intensity of workman.It addition,
Use said structure, it is not necessary to use butter that sealing gasket is pre-fixed, thus avoid butter easy under exhaust ports high temperature
Produce sharp aroma, be conducive to improving comfort.Meanwhile, use the sealing gasket of said structure, acoustic filter can be installed
The outer surface of end thoroughly separates with the stepped hole of electromotor, increases effect of heat insulation, it is to avoid the high temperature of engine shell is directly delivered to
On acoustic filter, the temperature preventing acoustic filter is too high and makes ternary catalyzing unit and oxygen sensor damage, and is conducive to improving making of the two
Use the life-span.
During enforcement, the inner side of described annular sidewall 41 has the annular relief 42 being coaxially disposed, described annular relief
On 42 installation ends that can closely be sleeved on described acoustic filter 2.
So, annular relief can form a circle in the outer surface of the installation end of acoustic filter and seal, once sealing gasket
And time poorly sealed between the installation end end face of acoustic filter, it is also possible to ensure overall sealing.Thus be conducive to improving motor
The acoustical absorptivity of car.
During enforcement, described annular relief 42 is provided with multiple along the axis direction of described annular sidewall 41.
As such, it is possible to improve the overall tightness of muffler installation structure further, improve the acoustical absorptivity of motorcycle.
During enforcement, the external diameter of described annular sidewall 41 is more than the diameter of described stepped hole 11, and can be inserted to described
In hole, rank 11.
So so that formed between annular sidewall and the hole wall of stepped hole and seal, be conducive to improving acoustic filter to be tightly connected
Sealing overall structurally.
During enforcement, the outside of described annular sidewall 41 is truncated cone-shaped towards one end of described electromotor, and the diameter of end
Diameter less than described stepped hole 11.
So, by the truncated cone-shaped structure of annular sidewall end, more easily annular sidewall can be inserted stepped hole
In, be conducive to improving efficiency of assembling.
During enforcement, the inner side of described annular sidewall 41 has the internal coiling lobe (not shown) in female thread shape,
The outer surface of the installation end of described acoustic filter 2 has and (can not show in figure with the external spiral lobe of described internal coiling lobe
Go out), the internal coiling lobe of described sealing gasket 4 is closely screwed in the external spiral lobe of described acoustic filter 2.
Use said structure, the mode that sealing gasket uses screw thread-like to coordinate with acoustic filter is closely joined together, has
It is beneficial to improve sealing therebetween, improves soundproof effect.
The foregoing is only presently preferred embodiments of the present invention, not with the present invention for limiting, all essences in the present invention
Any amendment, equivalent and the improvement etc. made within god and principle, should be included within the scope of the present invention.
Claims (6)
1. noise eliminator of motorcycle seals a heat-insulating connecting structure, including electromotor (1) and acoustic filter (2), described electromotor
(1) exhaust ports has stepped hole (11), and the installation end of described acoustic filter (2) is arranged on described step by fixed mount (3)
In hole (11), it is additionally provided with for sealing between bottom surface and the installation end end face of described acoustic filter (2) of described stepped hole (11)
Sealing gasket (4)；It is characterized in that, described sealing gasket (4) has along axle towards the side of acoustic filter away from the edge in the center of circle
To extending the annular sidewall (41) formed, the installation end diameter phase of the internal diameter of described annular sidewall (41) and described acoustic filter (2)
Coupling, and be sleeved on the installation end of described acoustic filter (2).
2. noise eliminator of motorcycle as claimed in claim 1 seals heat-insulating connecting structure, it is characterised in that described annular sidewall
(41) inner side has the annular relief (42) being coaxially disposed, and described annular relief (42) can closely be sleeved on described
On the installation end of acoustic filter (2).
3. noise eliminator of motorcycle as claimed in claim 2 seals heat-insulating connecting structure, it is characterised in that described annular relief
(42) axis direction along described annular sidewall (41) is provided with multiple.
4. noise eliminator of motorcycle as claimed in claim 1 seals heat-insulating connecting structure, it is characterised in that described annular sidewall
(41) external diameter is more than the diameter of described stepped hole (11), and can be inserted in described stepped hole (11).
5. noise eliminator of motorcycle as claimed in claim 4 seals heat-insulating connecting structure, it is characterised in that described annular sidewall
(41) outside is truncated cone-shaped towards one end of described electromotor, and the diameter of end is less than the diameter of described stepped hole (11).
6. noise eliminator of motorcycle as claimed in claim 1 seals heat-insulating connecting structure, it is characterised in that described annular sidewall
(41) inner side has the internal coiling lobe in female thread shape, and the outer surface of the installation end of described acoustic filter (2) has can
With the external spiral lobe of described internal coiling lobe, the internal coiling lobe of described sealing gasket (4) be closely screwed in described in disappear
In the external spiral lobe of sound device (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610631868.0A CN106065804B (en) | 2016-08-04 | 2016-08-04 | Noise eliminator of motorcycle seals heat-insulating connecting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610631868.0A CN106065804B (en) | 2016-08-04 | 2016-08-04 | Noise eliminator of motorcycle seals heat-insulating connecting structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106065804A true CN106065804A (en) | 2016-11-02 |
| CN106065804B CN106065804B (en) | 2018-06-29 |
Family
ID=57206763
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610631868.0A Expired - Fee Related CN106065804B (en) | 2016-08-04 | 2016-08-04 | Noise eliminator of motorcycle seals heat-insulating connecting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106065804B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2654064A1 (en) * | 1976-10-13 | 1978-04-27 | Toyota Motor Co Ltd | Engine exhaust manifold with thermal insulation - has annular air gap between pipe stub and wall of exhaust port bore |
| CN201420593Y (en) * | 2009-06-12 | 2010-03-10 | 力帆实业(集团)股份有限公司 | Exhaust manifold and exhaust pipe connecting structure of automotive engine |
| CN202023620U (en) * | 2011-04-02 | 2011-11-02 | 重庆宗申发动机制造有限公司 | Motorcycle exhaust muffler |
| CN205977369U (en) * | 2016-08-04 | 2017-02-22 | 力帆实业(集团)股份有限公司 | Sealed thermal -insulated connection structure of motorcycle muffler |
-
2016
- 2016-08-04 CN CN201610631868.0A patent/CN106065804B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2654064A1 (en) * | 1976-10-13 | 1978-04-27 | Toyota Motor Co Ltd | Engine exhaust manifold with thermal insulation - has annular air gap between pipe stub and wall of exhaust port bore |
| CN201420593Y (en) * | 2009-06-12 | 2010-03-10 | 力帆实业(集团)股份有限公司 | Exhaust manifold and exhaust pipe connecting structure of automotive engine |
| CN202023620U (en) * | 2011-04-02 | 2011-11-02 | 重庆宗申发动机制造有限公司 | Motorcycle exhaust muffler |
| CN205977369U (en) * | 2016-08-04 | 2017-02-22 | 力帆实业(集团)股份有限公司 | Sealed thermal -insulated connection structure of motorcycle muffler |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106065804B (en) | 2018-06-29 |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20180629 Termination date: 20190804 |