CN110017204A - The mounting structure of end cap - Google Patents
The mounting structure of end cap Download PDFInfo
- Publication number
- CN110017204A CN110017204A CN201811359184.5A CN201811359184A CN110017204A CN 110017204 A CN110017204 A CN 110017204A CN 201811359184 A CN201811359184 A CN 201811359184A CN 110017204 A CN110017204 A CN 110017204A
- Authority
- CN
- China
- Prior art keywords
- end cap
- tail pipe
- silencer
- supporting member
- mounting structure
- 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
- F01N13/007—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
- 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
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 provides a kind of mounting structure of end cap.In the mounting structure of end cap (10), the part that the slave silencer rear end (38) of tail pipe (40,42) rearward extends is provided with end cap supporting member (46).End cap (10) is installed on the end cap supporting member (46).According to the present invention, even if being also able to maintain that aesthetic appearance when thermal expansion, vibration occur for silencer and tail pipe.
Description
Technical field
The present invention relates to a kind of mounting structure of end cap, the end cap cover from the silencer rear end of the silencer of vehicle to
The tail pipe that foreign side extends.
Background technique
Japanese invention patent authorization bulletin is speciallyyed permit to be disclosed the following contents in No. 5850816, that is, in the silencer of vehicle
Silencer rear end installation end cover support, by being fixed on end cap via secure component, the convex of end cap supporting member is set
The internal screw thread in the portion of rising, and the tail pipe that the rear from silencer rear end to vehicle extends is covered with end cap.
In addition, in the case where considering silencer and thermal expansion, the vibration of tail pipe etc., preferably between silencer and end cap
Provided with configuring end cap in the state of certain interval.It speciallys permit in No. 5850816 and discloses in Japanese invention patent authorization bulletin
Following content, that is, when from the rear from vehicle, from silencer rear end extend tail pipe insert in be formed in end cap bearing
In the hole of part, the space between the inner wall and tail pipe of the end cap supporting member for being formed with the hole is set as gap.
Summary of the invention
But in the case where thermal expansion or vibration occur for silencer and tail pipe, it is easy to produce the offset in gap.
In addition, being provided with the opening portion for inserting the tail pipe through the hole of end cap supporting member on end cap.Therefore, if
It is corresponding with the offset in gap and if enlarged opening portion, then there are the following problems, that is, when the rear of vehicle is observed, via opening
Oral area and gap can be appreciated that silencer rear end, so that aesthetic appearance reduces.
Therefore, the object of the present invention is to provide a kind of mounting structures of end cap, even if occurring in silencer and tail pipe
When thermal expansion, vibration, it is also able to maintain that aesthetic appearance.
The present invention provide it is a kind of be configured at the exhaust pipe of vehicle connection silencer silencer rear end, and cover from
The mounting structure of the end cap for the tail pipe that the silencer rear end extends outward, with following characteristics.
Fisrt feature: install the end cap end cap supporting member be set to the tail pipe from the muffler rear end to
The part that foreign side extends.
Second feature: at least part of the end cap supporting member is arranged in a manner of being connected to the outer peripheral surface of the tail pipe
In the tail pipe.
Third feature: being formed with the opening portion for inserting the tail pipe on the end cap, after the vehicle
When side's observation, the space between the opening portion and the tail pipe is provided with the end cap supporting member.
Fourth feature: the end cap is installed on the end cap with the state between the muffler rear end with gap
Supporting member.
First feature according to the invention, the end cap be directly mounted at the tail pipe from the silencer rear end to
The part that foreign side extends.Accordingly, in the case where thermal expansion, vibration etc. occur for the silencer and the tail pipe, it is installed on institute
The end cap for stating end cap supporting member vibrates together with the silencer and the tail pipe.Therefore, at the rear from the vehicle
When observation, do not need that certain gap is arranged between the tail pipe and the end cap supporting member.As a result, the silencer and
Design, assembling around the end cap become easy, even if thermal expansion, vibration etc. occurs in the silencer and the tail pipe
In the case of, also it is able to maintain that aesthetic appearance.
The end cap supporting member to easily and reliably can be installed on the tail pipe by second feature according to the present invention.
Third feature according to the present invention by covering the space with the end cap supporting member, and makes the noise elimination
Device rear end is hidden, and therefore, can simply and readily maintain aesthetic appearance.
Fourth feature according to the present invention, even if in thermal expansion, vibration etc. due to the silencer and the tail pipe, institute
It states in the case that end cap shifts relative to the silencer rear end, the offset can be also absorbed by the gap.
According to the explanation of following implementation described with reference to the accompanying drawings, it can be readily appreciated that above-mentioned purpose, feature and
Advantage.
Detailed description of the invention
Fig. 1 is the right view for being applicable in the two-wheeled vehicle of mounting structure involved in present embodiment.
Fig. 2 is the rearview of the end cap of Fig. 1 and silencer from axis rear side.
Fig. 3 is the rearview for indicating the state after unloading lower cover from Fig. 2.
Fig. 4 is the right view of the state of Fig. 3.
Fig. 5 is the cross-sectional view along the V-V line of Fig. 2.
Specific embodiment
In the following, enumerate preferred embodiment, while referring to attached drawing to the mounting structure of end cap according to the present invention into
Row is described in detail.
[outline structure of two-wheeled vehicle 12]
Fig. 1 is as mounting structure (the hereinafter also referred to as present embodiment institute for being applicable in end cap 10 involved in present embodiment
The mounting structure being related to.) vehicle two-wheeled vehicle 12 major part right view.Two-wheeled vehicle 12 be driver across
The Straddle type vehicle being sitting on vehicle seat 14.In addition, in the present specification, in being around in two-wheeled vehicle 12, end cap 10
The heart is illustrated, and for position illustration omitted in addition to this or is briefly illustrated.In addition, in description of the present embodiment,
According to the direction from the driver for being seated at vehicle seat 14, front and rear, left and right and upper and lower direction are illustrated.
In two-wheeled vehicle 12, at the rear in can support front-wheel 16 front-wheel manipulation direction portion 18 with turning to
Configured with the internal combustion engine 20 for being suspended in body shell (not shown).Internal combustion engine 20 so that crankshaft (not shown) be directed toward vehicle width direction,
And the posture for making cylinder barrel slightly lean forward and erecting is suspended in vehicle body.Crankshaft is installed in crankcase 22, in the oblique upper of crankcase 22,
Cylinder block 24 and cylinder head 26 are configured in order in crankcase 22.Cylinder head casing 28 is covered in the upper end of cylinder head 26.
Exhaust pipe 32 is connected in the exhaust outlet 30 of the front surface of cylinder head 26.Exhaust pipe 32 is curved downwards from cylinder head 26
Qu Yanshen, and rearward further bending, rearward extend in the lower section of internal combustion engine 20.It is linked in the rear end of exhaust pipe 32
In the silencer 36 that the right side of rear-wheel 34 rearward obliquely extends.In disappearing for silencer 36 and exhaust pipe 32 opposite side
Sound device rear end 38 is configured with end cap 10.
[explanation of mounting structure]
Then, while referring to Fig.1~Fig. 5 while mounting structure involved in present embodiment is illustrated.
Two tail pipes 40,42 rearward (foreign side of two-wheeled vehicle 12) obliquely extend from silencer rear end 38.
As shown in Figure 4 and Figure 5, the tail pipe 40 of a side passes through the inside of silencer 36, through the position of the upside of silencer rear end 38,
Oblique upper extends backward substantially in parallel with the axis 43 at the center for passing through silencer 36.The tail pipe 42 of another party passes through silencer
36 inside, through the position of the downside of silencer rear end 38, oblique upper extends backward substantially in parallel with axis 43.
The part that the slave silencer rear end 38 of two tail pipes 40,42 of covering of end cap 10 rearward extends, also, such as Fig. 1,
Shown in Fig. 4 and Fig. 5, in the state that there is certain clearance C L between silencer rear end 38 substantially coaxially with axis 43
It is configured at silencer rear end 38.
It is used for specifically, being equipped in the part that the slave silencer rear end 38 of two tail pipes 40,42 rearward extends
The end cap supporting member 46 of fixed end cap 10.
As shown in Fig. 3~Fig. 5, at least part of end cap supporting member 46 is to abut the entire periphery of two tail pipes 40,42
The mode in face is fixed on each tail pipe 40,42.That is, end cap supporting member 46 has planar portions 46a and three foot 46b, wherein flat
Facial 46a is substantially coaxially configured by being directly fixed on the outer peripheral surface of two tail pipes 40,42 with axis 43；Three foots
46b is extended radially from planar portions 46a.
Planar portions 46a is the flat component to be formed there are two hole, inserts two tail pipes 40,42 respectively in two
Hole, and in the state of being abutted with the entire outer peripheral surface of each tail pipe 40,42, such as each outer peripheral surface is directly fixed on by welding.
Three foot 46b are at the overleaf observing (rear for the two-wheeled vehicle 12 observed from the rear side of axis 43 of Fig. 3
Observation) when, be disposed radially around with predetermined angular interval in planar portions 46a, as shown in Figure 3 and Figure 4, with from planar portions 46a to
The curved mode of diagonally forward extends.In each foot 46b to being respectively formed with lug boss on the inside of diagonally forward curved part
46c is formed with internal screw thread in each lug boss 46c.
As shown in Figure 1, Figure 2, shown in Fig. 4 and Fig. 5, end cap 10 has front end 48, rake 50 and rear end 52, wherein preceding
End 48 has the outer diameter roughly the same with silencer 36；The diameter of rake 50 rearward gradually becomes smaller from front end 48；Afterwards
End 52 is connected to the rear of rake 50.
On rake 50, it is respectively formed at position corresponding with three foot 46b and lug boss 46c towards end cap branch
The recess portion 54 that bearing member 46 is slightly recessed.Hole is respectively formed in each recess portion 54.Externally threaded fastening is inserted respectively in each hole
Component 56, internal screw thread of each secure component 56 respectively with each lug boss 46c screw, silencer rear end 38 and front end 48 it
Between there is certain clearance C L in the state of, end cap 10 and axis 43 are substantially coaxially installed on end cap supporting member 46.In addition, if
The bending part of each foot 46b is bent in a manner of along the inner wall of rake 50, then can be appropriately mounted at end cap 10
End cap supporting member 46.
Rear end 52 recesses for forming plectane portion shown in Fig. 2 by the planar portions 46a towards end cap supporting member 46 forwards
58.In plectane portion 58, it is formed with the opening portion 60 of ellipse along the vertical direction.As shown in Fig. 2, Fig. 4 and Fig. 5, two tail pipes
40, it 42 inserts in opening portion 60, and extends to rear ramp.In this case, in the overleaf observing of Fig. 2, end cap supporting member
46 planar portions 46a is configured in a manner of the space between occlusion of openings portion 60 and tail pipe 40,42.
[effect of present embodiment]
As described above, according to the present embodiment involved in mounting structure, after the slave silencer of each tail pipe 40,42
The part that end 38 rearward extends is provided with end cap supporting member 46, is equipped with end cap 10 on the end cap supporting member 46.That is,
In the mounting structure, end cap supporting member 46 is directly installed on the portion that the slave silencer rear end 38 of tail pipe 40,42 rearward extends
Point.
Accordingly, when thermal expansion, vibration occur for silencer 36 and each tail pipe 40,42, it is installed on end cap supporting member
46 end cap 10 vibrates together with silencer 36 and each tail pipe 40,42.Therefore, it as shown in the overleaf observing as Fig. 2, does not need
Certain gap is set between each tail pipe 40,42 and end cap supporting member 46.As a result, setting around silencer 36 and end cap 10
Meter, assembling become easy, even if being also able to maintain that when thermal expansion, vibration occur for silencer 36 and each tail pipe 40,42
Aesthetic appearance.
In addition, at least part of end cap supporting member 46 is set in a manner of abutting with the entire outer peripheral surface of each tail pipe 40,42
It is placed in each tail pipe 40,42, therefore, to easily and reliably end cap supporting member 46 can be mounted on each tail pipe 40,42.
Furthermore it is formed with the opening portion 60 for inserting each tail pipe 40,42 in end cap 10, in the overleaf observing of Fig. 2,
Space between opening portion 60 and each tail pipe 40,42 is provided with the planar portions 46a of end cap supporting member 46.In this way, if using flat
If facial 46a covers the space, then silencer rear end 38 is hidden, and therefore, can simply and readily maintain aesthetic appearance.
Furthermore as shown in Figure 1, Figure 4 and Figure 5, end cap 10 is to have the state of clearance C L between silencer rear end 38
It is installed on end cap supporting member 46, therefore, even if due to silencer 36 and thermal expansion, the vibration of each tail pipe 40,42 etc., end cap 10
In the case where shifting relative to silencer rear end 38, the offset can be also absorbed by clearance C L.
More than, using preferred embodiment, the present invention is described, but technical scope of the invention does not limit
In the record scope of above embodiment.It will be understood by those skilled in the art that various changes can be applied to above embodiment
Or improvement is obvious.Mode according to the record of claims, after being clearly applied with such change or improvement
It can also be included within the technical scope of the present invention.In addition, the label in bracket documented by claims is to be easy to manage
Solution the present invention and marked according to the label in attached drawing, the present invention is not limited to be labelled with the structural element of the label come into
Row is explained.
Claims (4)
1. a kind of mounting structure of end cap (10), end cap (10) configuration disappears with what the exhaust pipe (32) of vehicle (12) linked
The muffler rear end (38) of sound device (36), and the tail pipe (40,42) extended outward from the muffler rear end (38) is covered,
It is characterized in that,
Install the end cap (10) end cap supporting member (46) be set to the tail pipe (40,42) from the muffler rear end
(38) part extended outward.
2. the mounting structure of end cap (10) according to claim 1, which is characterized in that
At least part of the end cap supporting member (46) is set in a manner of being connected to the outer peripheral surface of the tail pipe (40,42)
The tail pipe (40,42).
3. the mounting structure of end cap (10) according to claim 2, which is characterized in that
The opening portion (60) for inserting the tail pipe (40,42) is formed on the end cap (10),
When the rear of the vehicle (12) is observed, the space between the opening portion (60) and the tail pipe (40,42) is set
It is equipped with the end cap supporting member (46).
4. the mounting structure of end cap (10) according to any one of claim 1 to 3, which is characterized in that
The end cap (10) is installed on the end cap with the state between the muffler rear end (38) with gap (CL)
Supporting member (46).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IN201741040763 | 2017-11-15 | ||
| IN201741040763 | 2017-11-15 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110017204A true CN110017204A (en) | 2019-07-16 |
| CN110017204B CN110017204B (en) | 2021-11-19 |
Family
ID=67188545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811359184.5A Active CN110017204B (en) | 2017-11-15 | 2018-11-15 | Mounting structure of end cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110017204B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101158304A (en) * | 2006-10-06 | 2008-04-09 | 本田技研工业株式会社 | Exhaust system for motorcycle |
| CN101424206A (en) * | 2007-10-31 | 2009-05-06 | 雅马哈发动机株式会社 | Motorcycle |
| CN201306204Y (en) * | 2008-11-17 | 2009-09-09 | 重庆宗申技术开发研究有限公司 | Motorcycle muffler tail pipe structure |
| CN101565082A (en) * | 2008-04-25 | 2009-10-28 | 雅马哈发动机株式会社 | Vehicle and muffler protector unit |
| CN201705441U (en) * | 2010-06-10 | 2011-01-12 | 董永光 | Automobile decorative tail pipe |
| CN102418582A (en) * | 2010-09-28 | 2012-04-18 | 现代自动车株式会社 | Tail trim assembly for exhaust pipe in vehicle |
| CN202926450U (en) * | 2012-10-26 | 2013-05-08 | 良飞工业有限公司 | Exhaust tail pipe with carbon fiber outer sleeve |
| CN103867259A (en) * | 2012-12-12 | 2014-06-18 | 现代自动车株式会社 | Tail pipe for muffler of motor vehicle |
-
2018
- 2018-11-15 CN CN201811359184.5A patent/CN110017204B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101158304A (en) * | 2006-10-06 | 2008-04-09 | 本田技研工业株式会社 | Exhaust system for motorcycle |
| CN101424206A (en) * | 2007-10-31 | 2009-05-06 | 雅马哈发动机株式会社 | Motorcycle |
| CN101565082A (en) * | 2008-04-25 | 2009-10-28 | 雅马哈发动机株式会社 | Vehicle and muffler protector unit |
| CN201306204Y (en) * | 2008-11-17 | 2009-09-09 | 重庆宗申技术开发研究有限公司 | Motorcycle muffler tail pipe structure |
| CN201705441U (en) * | 2010-06-10 | 2011-01-12 | 董永光 | Automobile decorative tail pipe |
| CN102418582A (en) * | 2010-09-28 | 2012-04-18 | 现代自动车株式会社 | Tail trim assembly for exhaust pipe in vehicle |
| CN202926450U (en) * | 2012-10-26 | 2013-05-08 | 良飞工业有限公司 | Exhaust tail pipe with carbon fiber outer sleeve |
| CN103867259A (en) * | 2012-12-12 | 2014-06-18 | 现代自动车株式会社 | Tail pipe for muffler of motor vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110017204B (en) | 2021-11-19 |
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