CN1162060A - Fitting structure for silencer - Google Patents
Fitting structure for silencer Download PDFInfo
- Publication number
- CN1162060A CN1162060A CN 97104832 CN97104832A CN1162060A CN 1162060 A CN1162060 A CN 1162060A CN 97104832 CN97104832 CN 97104832 CN 97104832 A CN97104832 A CN 97104832A CN 1162060 A CN1162060 A CN 1162060A
- Authority
- CN
- China
- Prior art keywords
- bearing support
- baffler
- aforementioned
- mounting structure
- silencer
- 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
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Abstract
The invention relates to a installation structure of muffler. A first supporting bracket is folded outward of a vehicle body frame to form an extension part, and a second supporting bracket is foled in the perpendicular direction to form a second connection part. The first and second supporting brackets can be easily manufactured at a low cost. Though the first and second supporting brackets are individually simple, a complicated supporting bracket can be formed by combining these brackets, and can be adapted to various kinds of a cylindrical muffler. The extension part of the first supporting bracket is not welded to the cylindrical muffler but is set free above the muffler, and a part opposite to the center of gravity of the cylindrical muffler 35 and a part in the vicinity thereof can be supported.
Description
The present invention relates to be stated from the mounting structure of silencer of the usefulness such as motor bike of power system.
On motor bike, power system is that freedom unsteadily is loaded on the body framework.This power system is made up of motor and the variable-speed motor that the output of motor is delivered to trailing wheel.Because baffler waves with motor, so it is not installed on vehicle body side, unifies side and be loaded on dynamical system.
This installation method, just like the clear 63-176614 communique of day open patent " make up the supporting exhausting device structure of swing motor " and showed like that.Fig. 1, Fig. 2 of this communique are showed explanation again in the accompanying drawing 7 here, Fig. 8.But is-symbol is changed.
Fig. 7 is existing mounting structure of silencer profile.
The mounting structure 100 of baffler is made of with the resilient sleeve 110 (illustrating among Fig. 8) that 103 one-tenth floating states of this bearing support are installed the bearing support 103 on the crankcase that baffler 102 is loaded on engine body 101.103 one-tenth even shapes of this bearing support, its front end is installed on the wheel hub lug boss 106,107 of crankcase by bolt 104,105, and its underpart then is welded in the front end of baffler 102.
And 108 are outlet pipes, the 109th, and fan guard.
Fig. 8 is the 8-8 sectional drawing of Fig. 7.
Show the state of baffler 102 and car body parallel configuration on Fig. 7, but in baffler, such as from overlooking direction, be to leave vehicle to extend to oblique rear, it is just relatively more difficult that such baffler uses smooth bearing support 103 shown in Figure 7 to install.For the bearing support that this baffler is installed is represented by the accompanying drawing of bottom.
Fig. 9 is the profile of existing baffler bearing support.
Bearing support 115, arm 115a is arranged with respect to being parallel to the axis 116 that vehicle centre-line prolongs, direction from the position of a according to arrow (1) rises, and the direction of (2) from bending position b along arrow (to the vehicle outside direction) bending is then again with assembly department 115b (3) bending from bending position c along the direction of arrow.
That is, used this bearing support 115, can will be installed on the crankcase 117 from the baffler 118 that vehicle is stretched to oblique rear., because this bearing support is complex-shaped, does not use usually, and use simple support frame 103 shown in Figure 7.For this reason, because of the configuration status of bearing support 103 bafflers 118 is restricted, design lacks degrees of freedom.
In addition, during the baffler 118 of supporting Fig. 9, wish preferably to be bearing near the position of center of gravity G or its.For this reason, because the arm 115a of bearing support 115 elongation, and make the shape of bearing support 115 become complicated.Thereby the position encountered difficulties near baffler 118 was bearing in its position of centre of gravity or center of gravity.
Therefore, purpose of the present invention is just improving its design freedom aspect the configuration of baffler; And can provide the technology that can be easy to be supported on baffler position of centre of gravity or near its position.
For solving above-mentioned problem, the solution of the present invention 1 is, to and pass to the power system that the variable-speed motor of trailing wheel constitutes to the output of this motor by motor can freedom unsteadily be installed on the car body, with bearing support baffler is installed on this power system, in this mounting structure of silencer, it is characterized in that: aforementioned bearing support is made of the 1st bearing support that is installed on aforementioned power system and two bearing supports of the 2nd bearing support that are installed on aforementioned baffler; On aforementioned the 1st bearing support, see the extending portion that comes out with the parallel prolongation of aforementioned baffler, simultaneously, on the 2nd bearing support, see the joint parallel, and make aforementioned extending portion be connected in this joint with aforementioned extending portion from overlooking direction from overlooking direction.
Make the 1st bearing support only be bent to form extending portion, make the 2nd bearing support only be bent to form joint to Vertical direction to vehicle outside.Thereby, make the 1st, the 2nd bearing support easily make, and cost is low.
In addition, because the 1st, the 2nd bearing support simple shape separately; They are combined, constitute complicated bearing support on the whole, so can be adapted to various baffler configuration statuses.
By the present invention program 2, it is characterized in that aforementioned the 2nd bearing support is installed near the position of centre of gravity of aforementioned baffler or its.
Owing to be not that extending portion with the 1st bearing support is welded on the baffler, but remove, so rear end that can extending portion is supported on position of centre of gravity or near its position of baffler from baffler.Thereby,, baffler can be installed on steady state because do not need the end that cantilever support baffler as existing mounting structure of silencer.
The drawing brief description
Fig. 1 is the profile with base small motorcycle type motor bike of mounting structure of silencer of the present invention; Fig. 2 is a power system oblique drawing of the present invention; Fig. 3 is a mounting structure of silencer profile of the present invention; Fig. 4 (a) and (b), (c) are respectively the A-A sectional drawings of Fig. 3, B-B sectional drawing, C-C sectional drawing; Fig. 5 is a mounting structure of silencer planimetric map of the present invention; Fig. 6 is the erection sequence explanatory drawing of mounting structure of silencer of the present invention; Fig. 7 is existing mounting structure of silencer profile; Fig. 8 is the 8-8 sectional drawing of Fig. 7; Fig. 9 is the profile of the bearing support of existing baffler.
The invention example
Bottom is illustrated the invention process form based on accompanying drawing, and drawing is the state of seeing by the sensing of symbol.
Fig. 1 is the profile with base small motorcycle type motor bike of mounting structure of silencer of the present invention.Base small motorcycle type motor bike 1 is to hear mounting structure of silencer 45 that cylindrical shape baffler 35 is installed on part 30 etc. with the power unit 30 of trailing wheel 27, supporting wheels 27, at this power by body framework 2, the car body cover 10 that covers this body framework 2, front-wheel 25 to constitute.The mounting structure 45 of baffler describes in detail on Fig. 3-Fig. 5.
9a is a vehicle seat, and 9b is a spare tyre.Spare tyre 9b is installed on body framework 2 rear portions by tail-bracket 9c and support 9d.
And front-wheel 25 suspensions are in the lower end of front fork 4.
After-frame 7 sections are ovalisation roughly, it be by from manage down 6 lower end backward the general plan anterior structural portion 7a of pairing left and right (only illustrating on the figure on one side) that becomes horizontal-extending to come out, the pairing left and right intermediate frame 7b of portion (only illustrating the figure on one side) that extends to the back upper place by the rear portion of this front portion structural portion 7a, constituted with interconnective rear portion, the rear end structural portion 7c of the 7b of this intermediate frame portion.
Fig. 2 is a power system oblique drawing of the present invention; It is the state of seeing from an opposite proceeds posterolateral shown in Figure 1.Power system 30 is by two circulation forced air cooling h type engine hs 31, is constituted with the stepless speed changer (only illustrating transmission housing 32) that the output of this motor is passed to trailing wheel 27.Power system 30 is by the pipe-hanging hook (not shown) hook portion 33,33 can free unsteadily to be installed on the after-frame shown in Figure 17.
The 35th, cylindrical shape baffler, cylindrical shape baffler are positioned at a relative side of power system 30.
Fig. 3 is the profile of mounting structure of silencer of the present invention.The mounting structure 40 of baffler is made of with the 2nd bearing support 50 that is installed on the cylindrical shape baffler 35 the 1st bearing support 41 on the crankcase 44 that is installed on power system 30.
The 1st bearing support 41 is the members that are welded with flute profile stiffening plate 43 (being illustrated by Fig. 4 (b)) in the inside of fixed plate 42, and the 1st joint 49 of the extending portion 48 that it rearward extends by the crankcase assembly department 47 that is installed on the lug boss 45,46 of crankcase about in the of 44, along the true dip direction of cylindrical shape baffler 35, the rear end that is connected in extending portion 48 is constituted.
The 2nd bearing support 50 is to be piled up the member (with reference to Fig. 4 (c)) that is welded by inboard fixed plate 51 and outside backing plate 52, and it is constituted by the foot 53,53 of the periphery welding of cylindrical shape baffler 35 and by the 2nd joint 55 that bolt 54 is connected in the 1st joint 49.Foot the 53, the 53rd forms curved shape for the lower end separately of outside fixed plate 51,52 in making contacts with the periphery of cylindrical shape baffler 35.In addition, allocate the slotted hole 55a of bolt 54 on the 2nd joint 55 in addition into.
31a is a cylinder, and 35a is an outlet pipe, the 57th, and fan guard.
Fig. 4 (a) (b), (c) is the A-A sectional drawing of Fig. 3, B-B sectional drawing and C-C sectional drawing respectively.
(a) show the top of crankcase assembly department 47, this top is to be welded with upper gasket 58 at fixed plate 42 and 43 of stiffening plates, is installed on bolt 60 on the last lug boss 45 of crankcase 44.The bottom of crankcase assembly department 47 is welded with lower gasket 58 too, and is installed on the lower hub lug boss 46.
(b) show extending portion 48, this extending portion 48 has recess 42a on the surface of fixed plate 42.Stiffening plate 43 its longitudinal planes form flute profile, and the last lower edge of curved part about it along fixed plate 42 the insides welded.
(c) show the coupled condition of the 1st, the 2nd joint 49,55.The 1st joint 49 has the flange column piece 59 that is welded on fixed plate 42 and the stiffening plate 43, on the flanged pin column piece 59 tapped hole is arranged.In addition, the 2nd joint 55, the periphery that is welded in cylindrical shape baffler 35 because of the foot 53,53 with interior outside fixed plate 51,52 forms vertical vertically-arranged, is loaded on the 1st joint 49 by bolt 54.
41a is the attachment face of the 1st bearing support 41, and it is by 45,46 formation of jut up and down.
Fig. 5 is a mounting structure of silencer planimetric map of the present invention.
In the 1st bearing support 41, see that from the section of overlooking extending portion 48 and cylindrical shape baffler 35 are parallel and bent towards the vehicle outside direction in the position of a.In the 2nd bearing support 50, see it then is to make the 2nd joint 55 parallel with extending portion 48 from overlooking direction.The 2nd bearing support 50 is that the foot 53,53 of interior outside backing plate 51,52 is crooked and form to Vertical direction respectively.
The erection sequence of the mounting structure of silencer of the invention described above is described below.
Fig. 6 promptly is the explanatory drawing that the erection sequence of mounting structure of silencer of the present invention is shown.
At first, as arrow is 1. represented, the foot 53,53 of the 2nd bearing support 50 is welded in the periphery of cylindrical shape baffler 35, and maintenance is parallel with cylindrical shape baffler 35; The 2nd joint 55 that makes the 2nd bearing support 50 is with cylindrical shape baffler 35 parallel configuration the time and become vertical configuration.
Secondly, press arrow main points 2., the end of outlet pipe 35a is installed on cylinder 31a; Press arrow main points 3., the bolt 60,60 of screwing on is installed on the crankcase assembly department 47 of the 1st bearing support 41 on the lug boss up and down 45,46 of crankcase 44 (46 see shown in Figure 3).According to this, extending portion 48 is parallel with cylindrical shape baffler 35, and the 1st joint 49 of the rear end of extending portion 48 with the state parallel with the 2nd joint 55 be positioned at the 2nd joint 55 near.
Once more, press arrow main points 4., bolt 54 is passed the slotted hole 55a of the 2nd joint 55, and be screwed in the female thread of flanged pin column piece 59.According to this, the 1st joint and the 2nd joint couple together, and the 1st bearing support 41 and the 2nd bearing support 50 are combined into one.
Like this, bearing support is divided into the 1st bearing support 41 and the 2nd bearing support 50, thus its shape can be comparatively simple separately, can constitute on the whole the comparatively bearing support of complicated shape and it is combined.Thereby,, therefore can increase about the design freedom in the configuration of cylindrical shape baffler 35 owing to can more easily making on the whole the bearing support of complicated shape.
In addition, in the mounting structure 40 of baffler of the present invention, the extending portion 48 of the 1st bearing support 41 is not welded on the cylindrical shape baffler 35.But extract, but with the position of the center of gravity G of the rear end supporting cylinder shape baffler 35 of extending portion 48 or near it position (seeing Fig. 3, shown in Figure 5) from cylindrical shape baffler 35.Thereby, owing to do not need as existing mounting structure of silencer with baffler top cantilever support, so cylindrical shape baffler 35 can be installed on steady state.
In addition, because extending portion 48 is drawn from cylindrical shape baffler 35, can absorb the vibration of motor 31 by extending portion 48.Thereby, unnecessary as prior art, bearing support is installed on rubber mount.
In aforementioned example, as shown in Figure 3, with the crankcase assembly department 47 of the 1st bearing support 41 with 2 bolt; But also can be only one to sentence bolt, and another place only prevent that rotation from getting final product.
In addition, in aforementioned embodiment, as quarrel shown in 3, by bolt the 1st, the 2nd bearing support 41,50; But also can connect with other devices such as neoprene bearing, welding or flush mountings.
State formation on the present invention and can bring into play following effect.
By this bright scheme 1, only formation is prolonged to the vehicle outside direction is crooked with the 1st bearing support Length section is bent to form connecting portion with the 2nd bearing support to its vertical direction, thereby makes the 1st, The 2nd bearing support is made easily, and is cheap.
In addition, because the 1st, the 2nd bearing support simple shape separately, and it is combined It can consist of on the whole comparatively complicated bearing support, so can be adapted to various mufflers Configuration status. Thereby, can improve the free degree in the design about the configuration of muffler.
According to the present invention program 2, owing to the extension of the 1st bearing support is not welded in noise reduction Device, but extract from muffler, rear end that can extension is supported on the weight of muffler Near heart position or its. Thereby, needn't be again as existing mounting structure of silencer with noise reduction The end cantilever support of device is got up, so muffler can be mounted to stable state.
In addition, because extension is drawn rear use from muffler, extension can absorb and start The vibration of machine. Thereby, needn't as prior art, borrow the rubber support supporting with bearing support On crankcase.
Claims (2)
1. the mounting structure of a baffler, to and pass to the power system that the variable-speed motor of trailing wheel forms to motor output by motor and can be installed on the car body with freely swinging this, with bearing support baffler is installed in the mounting structure of silencer on this power system, it is characterized in that aforementioned bearing support is made of the 1st bearing support that is installed on power system and this two bearing support of the 2nd bearing support that is installed on the aforementioned baffler, from overlooking direction, extending portion with the parallel prolongation of aforementioned baffler is arranged on aforementioned the 1st bearing support, simultaneously, the joint parallel with aforementioned extending portion arranged, and aforementioned extending portion is connected in this joint on aforementioned the 2nd bearing support.
2. the mounting structure of the baffler of recording and narrating by claim 1 is characterized in that, aforementioned the 2nd bearing support is installed on the position of centre of gravity that faces aforementioned baffler or near position it.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP06862196A JP3623844B2 (en) | 1996-03-25 | 1996-03-25 | Muffler mounting structure |
| JP068621/96 | 1996-03-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1162060A true CN1162060A (en) | 1997-10-15 |
| CN1088499C CN1088499C (en) | 2002-07-31 |
Family
ID=13379020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN97104832A Expired - Fee Related CN1088499C (en) | 1996-03-25 | 1997-03-21 | Fitting structure for silencer |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP3623844B2 (en) |
| CN (1) | CN1088499C (en) |
| IT (1) | IT1291146B1 (en) |
| TW (1) | TW353450U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105317514A (en) * | 2014-06-24 | 2016-02-10 | 本田技研工业株式会社 | Muffler supporting structure of saddle-ride vehicle |
| CN110017203A (en) * | 2017-12-27 | 2019-07-16 | 丰田自动车株式会社 | Exhaust system |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100349776C (en) * | 2003-02-14 | 2007-11-21 | 雅马哈发动机株式会社 | Power train for a motorcycle |
| JP4353364B2 (en) * | 2003-02-14 | 2009-10-28 | ヤマハ発動機株式会社 | Driving device for saddle riding type vehicle |
| JP6964108B2 (en) * | 2019-03-26 | 2021-11-10 | 本田技研工業株式会社 | Saddle-type vehicle |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6336920A (en) * | 1986-07-29 | 1988-02-17 | Chuo Electric Mfg Co Ltd | Bend straightening device |
| JPH0833104B2 (en) * | 1987-01-16 | 1996-03-29 | ヤマハ発動機株式会社 | Exhaust device support structure for unit swing type engine |
-
1996
- 1996-03-25 JP JP06862196A patent/JP3623844B2/en not_active Expired - Fee Related
-
1997
- 1997-02-24 IT ITTO970154 patent/IT1291146B1/en active IP Right Grant
- 1997-02-25 TW TW086220334U patent/TW353450U/en unknown
- 1997-03-21 CN CN97104832A patent/CN1088499C/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105317514A (en) * | 2014-06-24 | 2016-02-10 | 本田技研工业株式会社 | Muffler supporting structure of saddle-ride vehicle |
| CN105317514B (en) * | 2014-06-24 | 2018-08-17 | 本田技研工业株式会社 | The silencer support structure of saddle ride type vehicle |
| CN110017203A (en) * | 2017-12-27 | 2019-07-16 | 丰田自动车株式会社 | Exhaust system |
| CN110017203B (en) * | 2017-12-27 | 2021-05-18 | 丰田自动车株式会社 | Exhaust system |
Also Published As
| Publication number | Publication date |
|---|---|
| ITTO970154A1 (en) | 1998-08-24 |
| JP3623844B2 (en) | 2005-02-23 |
| TW353450U (en) | 1999-02-21 |
| CN1088499C (en) | 2002-07-31 |
| JPH09256843A (en) | 1997-09-30 |
| IT1291146B1 (en) | 1998-12-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |