CN1747869A - Two-wheeled motor vehicle - Google Patents

Two-wheeled motor vehicle Download PDF

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Publication number
CN1747869A
CN1747869A CN 200480004037 CN200480004037A CN1747869A CN 1747869 A CN1747869 A CN 1747869A CN 200480004037 CN200480004037 CN 200480004037 CN 200480004037 A CN200480004037 A CN 200480004037A CN 1747869 A CN1747869 A CN 1747869A
Authority
CN
China
Prior art keywords
shock absorber
rear shock
motor vehicle
postbrachium
wheeled motor
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
Application number
CN 200480004037
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Chinese (zh)
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CN100509541C (en
Inventor
高野和久
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Yamaha Motor Co Ltd
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Yamaha Motor Co Ltd
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Filing date
Publication date
Application filed by Yamaha Motor Co Ltd filed Critical Yamaha Motor Co Ltd
Publication of CN1747869A publication Critical patent/CN1747869A/en
Application granted granted Critical
Publication of CN100509541C publication Critical patent/CN100509541C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02BINTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B61/00Adaptations of engines for driving vehicles or for driving propellers; Combinations of engines with gearing
    • F02B61/02Adaptations of engines for driving vehicles or for driving propellers; Combinations of engines with gearing for driving cycles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62KCYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
    • B62K25/00Axle suspensions
    • B62K25/04Axle suspensions for mounting axles resiliently on cycle frame or fork
    • B62K25/12Axle suspensions for mounting axles resiliently on cycle frame or fork with rocking arm pivoted on each fork leg
    • B62K25/22Axle suspensions for mounting axles resiliently on cycle frame or fork with rocking arm pivoted on each fork leg with more than one arm on each fork leg
    • B62K25/26Axle suspensions for mounting axles resiliently on cycle frame or fork with rocking arm pivoted on each fork leg with more than one arm on each fork leg for rear wheel
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62MRIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
    • B62M7/00Motorcycles characterised by position of motor or engine
    • B62M7/02Motorcycles characterised by position of motor or engine with engine between front and rear wheels

Abstract

In a two-wheeled motor vehicle, an exhaust pipe of the engine is extended rearward from the engine and provided at a higher position than the rear wheel axle supported by a rear frame, and the rear frame is supported at the vehicle body side through a left and right pair of rear cushions. The exhaust pipe is installed through and between the left and right pair of rear cushions and does not interfere the rear arm and the rear cushions. Therefore, a rear arm with high rigidity can be adopted and freely set, which increases a degree of freedom in two-wheeled motor vehicle design and enables a larger bank angle to be easily obtained.

Description

Two-wheeled motor vehicle
Technical field
The present invention relates to a kind of waste pipe rearward be extended, and this freeing pipe is configured in the locational two-wheeled motor vehicle higher than axletree of rear wheel.
Background technology
Generally, in two-wheeled motor vehicle, have following such, that is: from the beginning main car frame is managed rearward and to extend, and the postbrachium that will support trailing wheel can be installed in the rear portion of this main car frame with fluctuating, and, waste pipe is rearward extended, and this freeing pipe is configured on the position that is higher than trailing wheel.
Like this, when freeing pipe is configured in the position that is higher than trailing wheel, owing to interfere with postbrachium and rear shock absorber from the freeing pipe that driving engine rearward extends, so at bumper of car body left side configuration, at car body right side configuration freeing pipe, thereby avoid rear shock absorber and postbrachium and dispose freeing pipe (for example patent documentation 1).
Patent documentation 1: the Japanese documentation spy opens flat 9-96217 communique (the 1st~8 page, Fig. 1~Fig. 3).
Like this, when blast pipe is configured in the position that is higher than trailing wheel since blast pipe and postbrachium with after Damper is interfered, so the configuration of postbrachium and rear shock absorber or shape are restricted. And, if Avoid interfering with each other and too give prominence to the car body outside, then be difficult to guarantee big angle of heel, thus two-wheeled The free degree of the design of motorcycle diminishes.
The present invention forms in view of relevant issues just, and its purpose is that the two-wheeled that provides as described below rubs Motorcycle, that is: described two-wheeled motor vehicle can not have the feelings of interfering at blast pipe and postbrachium and rear shock absorber Adopt the big postbrachium of rigidity under the condition, and can carry out free setting, thereby can improve two-wheeled motor vehicle The free degree of design can also easily be guaranteed big angle of heel.
Summary of the invention
The present invention is a kind of two-wheeled motor vehicle, it makes waste pipe circuitous and extension rearward below driving engine, and this freeing pipe is configured on the position of the axletree of rear wheel that is higher than on the postbrachium to be supported, in this two-wheeled motor vehicle, it is characterized in that postbrachium is supported on car body one side by the pair of right and left rear shock absorber; Freeing pipe is configured to through between the pair of right and left rear shock absorber.
In this two-wheeled motor vehicle, postbrachium is supported on car body one side by the pair of right and left rear shock absorber, and freeing pipe is configured to through between the pair of right and left rear shock absorber, this freeing pipe comprises silencer, and do not interfere, therefore, can adopt the big postbrachium of rigidity also can freely set with postbrachium or rear shock absorber, thereby can improve the design-calculated degree of freedom of two-wheeled motor vehicle, and guarantee big angle of roll easily.
In addition, being configured on the roughly car body line of centers of car body fore-and-aft direction by the part between the pair of right and left rear shock absorber at least of described freeing pipe, therefore needn't be in order not interfere and to make postbrachium for avoiding shape with freeing pipe, thereby can adopt the bigger postbrachium of rigidity also can set, thereby can improve the design-calculated degree of freedom of two-wheeled motor vehicle.
In addition, the lower end of described pair of right and left rear shock absorber can be disposed rear shock absorber with other member thus by the top of axle bearing at described postbrachium with not having interference, compactly.
In addition, described two-wheeled motor vehicle is characterised in that described rear shock absorber comprises: connecting rod, by axle bearing in car body one side; Bumper, its both ends by axle bearing on end and postbrachium of this connecting rod; And bar, its both ends by axle bearing on the other end and postbrachium of connecting rod; The configuration connecting rod makes with not establishing connecting rod directly and to compare that the path increment of rear shock absorber increases owing to have connecting rod when the both ends axle bearing is on car body and postbrachium.The pair of right and left rear shock absorber is made of bumper, bar and connecting rod, and the position of connecting rod both can also can be in the lower end of bumper one side in the upper end of bumper one side.If the postbrachium upward movement, the connecting rod upward movement of bar one side then, the connecting rod of bumper one side moves downward thus, thereby increased the bumper stroke, the spring of bumper can be little thus, can avoid increasing bumper single-piece width like this, also is easy to dispose freeing pipe and postbrachium.
In addition, described bumper is configured in vehicle rear-side with respect to described bar, thereby can be easy to regulate bumper with bumper from the loading and unloading of car body rear.
Dispose described freeing pipe, make it at the opposition side of the power transmission member of the transmission of power of described driving engine being given trailing wheel car body disalignment with respect to the car body fore-and-aft direction, simultaneously, in described pair of right and left rear shock absorber, with chain arrangement at the rear shock absorber of the same side than the close line of centers of another rear shock absorber, can not have the ground of interference, dispose freeing pipe compactly with chain like this.
In addition, see from the side that the configuration of reporting to the leadship after accomplishing a task of described rear shock absorber and described freeing pipe can reduce the heat affecting of freeing pipe to rear shock absorber thus.
In addition, described about the connecting rod of configuration by axle bearing on the shared supporting axis that car body one side is supported, thereby can be by the shared number of components of cutting down of parts, also can have and not carry out compact configuration with interfering with other member.
In addition, described postbrachium has side-prominent reinforcement lug boss downwards, strengthens lug boss and need not consider and the interference of pair of right and left rear shock absorber thereby can be provided with, and can adopt the postbrachium with enough rigidity thus.
Description of drawings
Fig. 1 is the lateral plan of two-wheeled motor vehicle;
Fig. 2 is the lateral plan that the configuration of postbrachium, rear shock absorber and freeing pipe is shown;
Fig. 3 is the planar view that the configuration of main car frame, postbrachium and rear shock absorber is shown;
Fig. 4 is the lateral plan that the configuration of postbrachium and rear shock absorber is shown;
Fig. 5 is the section drawing along the V-V line of Fig. 4;
Fig. 6 is the section drawing along the VI-VI line of Fig. 4;
Fig. 7 is the section drawing along the VII-VII line of Fig. 4;
Fig. 8 is the section drawing along the VIII-VIII line of Fig. 2;
Fig. 9 is the section drawing along the IX-IX line of Fig. 2;
Figure 10 is the lateral plan of support unit behind the seat;
Figure 11 is the planar view that supports behind the seat;
Figure 12 is the lateral plan of following back supporting;
Figure 13 is the front view of following back supporting.
The specific embodiment
The embodiment of two-wheeled motor vehicle of the present invention is described below with reference to the accompanying drawings, but the present invention is not limited to this embodiment.
Fig. 1 is the lateral plan of two-wheeled motor vehicle; Fig. 2 is the lateral plan that the configuration of postbrachium, rear shock absorber and freeing pipe is shown; Fig. 3 is the planar view that the configuration of main car frame, postbrachium and rear shock absorber is shown; Fig. 4 is the lateral plan that the configuration of postbrachium and rear shock absorber is shown; Fig. 5 is the section drawing along the V-V line of Fig. 4; Fig. 6 is the section drawing along the VI-VI line of Fig. 4; Fig. 7 is the section drawing along the VII-VII line of Fig. 4; Fig. 8 is the section drawing along the VIII-VIII line of Fig. 2; Fig. 9 is the section drawing along the IX-IX line of Fig. 2, and Figure 10 is the lateral plan of support unit behind the seat; Figure 11 is the planar view that supports behind the seat; Figure 12 is the lateral plan of following back supporting; Figure 13 is the front view of following back supporting.
In this embodiment, expression is from riding in the direction of the driver on the two-wheeled motor vehicle 1 about.Two-wheeled motor vehicle 1 comprises body framework 2, covers the car body shell 3 of this body framework 2, suspension driving engine 4, front-wheel 5, trailing wheel 6, fuel tank 7 and the seat 8 etc. on body framework 2.Driving engine 4 on body framework 2 constitutes car body by body framework 2 and suspension.
Body framework 2 main by head pipe 11, from the beginning manage 11 sides of extending to the back lower place see the main car frame 15 that is anti-L shaped substantially and seat after support unit 16 constitute, support unit 16 extends back from the upper back of this main car frame 15 and is used to lay seat 8 behind the described seat.In head pipe 11, be equipped with by the front fork 12 that can support with turning to, be connected with handlebar 13 on the top of this front fork 12, and at the bottom of front fork 12 suspension front-wheel 5.
Driving engine 4 is installed on main car frame 15, and at the front side of this main car frame 15 and the front side configuration radiator 14 of driving engine 4.Driving engine 4 is four cylinder four-stroke driving engines, disposes air inlet pipe 40 and inlet box 41 in the top position of the cylinder 4a of this driving engine 4, and will be imported by the gas that these devices are sucked in the carburettor 42 that be configured in behind the cylinder 4a.
Dispose fuel tank 7 on main car frame 15, extend downwards the back bottom of this fuel tank 7, disposes fuel charger 43 in this extension 7a.By the driving of this fuel charger 43, fuel oil is supplied to carburettor 42 by fuel feed pipe 43a, and remaining fuel oil then returns fuel tank 7 from oil return pipe 43b.
Four freeing pipes 44 are connected the front side of the cylinder 4a of driving engine 4, and these four freeing pipes 44 accumulate two below driving engine 4, and circuitous extension below driving engine 4, these two freeing pipes 44 accumulate one at the rear of driving engine 4 then, are connected with silencer 45 on this freeing pipe that compiles 44.Silencer 45 is configured in than on the high position of axletree of rear wheel, that is, with than the high stationkeeping of trailing wheel 6 on support unit behind the seat 16.
In the present embodiment, freeing pipe 44 and silencer 45 indicate label respectively, but in the present invention, freeing pipe 44 is to comprise silencer 45, thereby and link to each other with driving engine 4 and to form the pipeline that institute's exhaust body is discharged into airborne exhaust channel.
As depicted in figs. 1 and 2, main car frame 15 is rectangular hollow cross section bodies of broadside, by from the beginning manage 11 to the left and right rear extension horizontal part 15a and constitute from the sagging vertical component effect 15b in the rear portion of this horizontal part 15a.
As shown in Figures 1 to 4, on the vertical component effect 15b of main car frame 15 postbrachium 21 is installed, this postbrachium 21 can be that fulcrum fluctuates with pivot 22, and is supported on car body one side by rear shock absorber 23.Trailing wheel 6 is suspended in the rearward end of this postbrachium 21.
Being located at the sprocket wheel 24 on the output shaft 4b of driving engine 4 and being located at sprocket wheel 25 on the axletree 6a of trailing wheel 6 and putting on the shelf and be provided with chain 26, the power of driving engine 4 is passed to trailing wheel 6 by this chain 26.As shown in Figure 8, this chain 26 is configured in the left side of the car body centre line L 1 of car body fore-and-aft direction.Though what use in the present embodiment is chain, also can by the transmission shaft beyond the chain etc., constitute to the drive disk assembly of trailing wheel the transmission of power of driving engine.
As shown in Figures 1 to 4, postbrachium 21 comprises central connecting portion 21a, is a pair of front side portion 21b of forked extension and a pair of rear lateral portion 21c that is forked extension from connecting portion 21a to rear side from this connecting portion 21a to the front side.As shown in Figure 3, between a pair of front side portion 21b, be welded with crossbeam 27.
In addition, be formed with side-prominent reinforcement lug boss 21d downwards on postbrachium 21, this reinforcement lug boss 21d strides across front side portion 21b and rear lateral portion 21c.See that from the side this reinforcement lug boss 21d is the triangle that extends to the below of the position of central connecting portion 21a, this below the outstanding part upper shed chain break-through opening 21e that has chain 26 to be inserted through.Like this, because postbrachium 21 has side-prominent reinforcement lug boss 21d downwards, thus can not consider reinforcement lug boss 21d to be set with the interference of pair of right and left rear shock absorber 23, thus postbrachium 21 can be adopted with enough rigidity.
As shown in Figure 5, a pair of front side portion 21b of postbrachium 21 abuts in the inboard of the vertical component effect 15b of main car frame 15, and pivot 22 is from the vertical component effect 15b insertion on right side and by axle sleeve 60, and is via axle sleeve 61 and connecting element 62 that bolt 63 is fastening fixing from the vertical component effect 15b in left side.The a pair of front side portion 21b of postbrachium 21 respectively by lining 64a, 64b and bearing 65a, 65b and by axle bearing on pivot 22, crossbeam 27 is supported on the pivot 22 by sleeve pipe 66.
Postbrachium 21 is supported on car body one side by pair of right and left rear shock absorber 23.As shown in Figures 1 to 4, pair of right and left rear shock absorber 23 comprises: connecting rod 70, by axle bearing in car body one side; Bumper 71, its both ends 71a, 71b by axle bearing on an end 70a and postbrachium 21 of this connecting rod 70; Bar 72, its both ends 72a, 72b by axle bearing on the other end of connecting rod 70 70b and postbrachium 21.
As Fig. 4 and shown in Figure 6, on bolt 73, this bolt 73 is fixed on the top 21f of postbrachium 21 by screw thread the end 71b of bumper 71 by lining 74 and bearing 75 and by axle bearing.On bolt 76, this bolt 76 is fixed on the top 21f of postbrachium 21 by screw thread the end 72b of bar 72 by lining 77 and bearing 78 and by axle bearing.
As Fig. 4 and shown in Figure 7, on pivot shaft 79, this bolster 79 is installed among the shaft sleeve part 15c of main car frame 15 connecting rod 70 by bearing 80 and by axle bearing.On bolt 81, this bolt 81 is fixed in an end 70a of connecting rod 70 to the end 71a of bumper 71 by screw thread by lining 82 and bearing 83 and by axle bearing.On bolt 84, this bolt 84 is fixed in the other end 70b of connecting rod 70 to the end 72a of bar 72 by screw thread by bearing 85 and by axle bearing.
As Fig. 4 and shown in Figure 6, the lower end of the lower end of rear shock absorber 23 and bar 72, is not interfered ground, be disposed rear shock absorber 23 and bar 72 compactly thereby can have with other parts on the 21f of the top of postbrachium 21 by axle bearing.On the 21f of the top of postbrachium 21, back fender 86 is installed on the position after more leaning on than bumper 71.
In the present embodiment, pair of right and left rear shock absorber 23 is made of bumper 71, bar 72 and connecting rod 70, and configuration connecting rod 70, make with not establishing connecting rod directly and when the both ends axle bearing is on car body and postbrachium, to compare that the stroke of rear shock absorber 23 increases owing to have connecting rod 70.The position of connecting rod 70 both can also can be in the lower end of bumper 71 side in the upper end of bumper 71 side.If postbrachium 21 upward movements, the other end 70b upward movement of the connecting rod 70 of bar one side then, an end 70a of the connecting rod 70 of bumper one side moves downward thus, thereby increased the bumper stroke, so the spring of bumper 71 can be little, can avoid thus increasing bumper single-piece width, and be easy to dispose freeing pipe 44 and rear shock absorber 23.
Bumper 71 is configured in vehicle rear-side with respect to bar 72 in addition, thereby can be easy to regulate bumper with bumper 71 from the loading and unloading of car body rear.
And as shown in Figure 7, about the connecting rod 70 of configuration be supported on the shared pivot shaft 79 that car body one side supported, thereby can be by the shared number of components of cutting down of parts, and then can realize not having interference, compact configuration with other parts.
As shown in Figure 1 to Figure 3, the postbrachium 21 of present embodiment is supported on the car body by pair of right and left rear shock absorber 23; Freeing pipe 44 is configured to: extends upward from the below of driving engine 4, and through the rear of pivot 22 and a pair of front side portion 21b of postbrachium 21, and pass through as shown in Figure 8 between the pair of right and left rear shock absorber 23.
Like this, owing to disposing freeing pipe 44 between the process pair of right and left rear shock absorber 23, so freeing pipe 44 is not interfered with postbrachium 21 and rear shock absorber 23, thereby can adopt the big postbrachium of rigidity 21, and can freely set, thereby can improve the design-calculated degree of freedom of two-wheeled motor vehicle, can also easily guarantee big angle of roll.
In addition, as Fig. 3 and shown in Figure 8, because freeing pipe 44 is configured on the roughly car body centre line L 1 of car body fore-and-aft direction, so just needn't be in order not interfere and to make postbrachium 21 for avoiding shape with freeing pipe 44, but can adopt the bigger postbrachium of rigidity 21, and can freely set, thereby can improve the design-calculated degree of freedom of two-wheeled motor vehicle.Being configured on the roughly car body line of centers of car body fore-and-aft direction on the L1 by the part between the pair of right and left rear shock absorber 23 at least of this freeing pipe 44.
In addition, as Fig. 3 and shown in Figure 8, configuration pair of right and left rear shock absorber 23 and freeing pipe 44, make it at the opposition side of the power of driving engine 4 being passed to the chain 26 of trailing wheel, the car body centre line L 1 departure distance D1 of relative car body fore-and-aft direction, and, in pair of right and left rear shock absorber 23, be configured in the rear shock absorber of the same side than the more close line of centers of another rear shock absorber with chain 26.Like this, by opposition side departure distance D1, can dispose pair of right and left rear shock absorber 23 and freeing pipe 44, compactly with chain 26 at chain 26 with not having interference.
In addition, as Fig. 1, Fig. 2 and shown in Figure 8, see report to the leadship after accomplishing a task configuration rear shock absorber 23 and freeing pipe 44 from the side, thereby be configured that the heat that can alleviate freeing pipe 44 is passed to rear shock absorber 23 by reducing rear shock absorber 23 and freeing pipe 44 overlapping part on the side.Like this, can reduce the heat affecting of 44 pairs of rear shock absorbers 23 of freeing pipe by the configuration of rear shock absorber 23 and freeing pipe 44.
In the present embodiment, the rearward end 44a of freeing pipe 44 and being connected supports on 90 after silencer 45 on the rearward end 44a is installed in the seat, supports on 90 behind this seat and disposes seat 8.
Support behind this seat 90 be in conjunction with support behind the seat down 91 and last seat after support 92 and form one, support behind this time seat 91 and last seat after support 92 form by thermal insulating materials such as carbon resins.
, support 91 behind the following seat and have front part 91a and rear section 91b to shown in Figure 13 as Figure 10, described front part 91a covers the top of the rearward end 44a of freeing pipe 44, and described rear section 91b covers the below of silencer 45.As shown in Figure 10 and Figure 11, support 92 behind the last seat and have car body side assembled portion 92a that extends forward in the left and right sides and the rear section 92b that covers the top of silencer 45.On the car body side assembled portion 92a of support 92 behind the last seat, be fixed with vehicle frame portion 93.
As Fig. 1, Fig. 2 and shown in Figure 8, supporting 90 behind the seat makes and supports 90 front side behind the seat by between pair of right and left rear shock absorber 23 and the freeing pipe 44, and will descend to support behind the seat 91 front part 91a with on the fastening shaft sleeve part 15c that is fixed on main car frame 15 of bolt 94, in addition, also with vehicle frame portion 93 usefulness bolts, 95 fastening being fixed on the shaft sleeve part 15c, thereby be installed on the main car frame 15 supporting 90 behind the seat.
Like this, support behind the seat between 90 the rearward end 44a of front side owing to make by pair of right and left rear shock absorber 23 and freeing pipe 44, thereby be installed on the main car frame 15 supporting 90 behind the seat, so, main car frame 15 supports 90 after can reliably must supporting the seat, and can prevent that by supporting 90 behind the seat freeing pipe 44 from conducting heat to rear shock absorber 23.
Support behind this seat and support 91 front part 91a behind 90 the following seat and cover the rearward end 44a of freeing pipe 44, and support behind rear section 91b and the last seat 92 rear section 92b cover silencer 45 around.Because supporting 90 behind the seat is the shapes that cover freeing pipe 44 and further cover silencer 45 from freeing pipe 44, so heat conduction from freeing pipe 44 and silencer 45 capable of blocking, thereby can be when supporting seat 8 with simple structure, alleviate heat conduction, cut down number of components, cost-cutting.
Supporting behind the seat is to be used to support the part of the vehicle frame portion 93 at seat 8 to open the structure of below, and can cut off the heat conduction of freeing pipe 44 when supporting seat 8, and comes cooled exhaust pipe 44 by the gas of outside.
In addition, support 90 positions that extend to blocking-up rear shock absorber 23 and freeing pipe 44 behind the seat and cover freeing pipe 44, thereby can prevent the heat conduction of freeing pipe 44 reliably to rear shock absorber 23.
In addition, as depicted in figs. 1 and 2, on the rearward end 44a of freeing pipe 44, dispose catalyst 97,, covered the part that is disposed at freeing pipe 44 in-to-in catalyst 97 but support 90 behind the seat so that purification of exhaust gas is discharged in the air again.Support 90 like this behind the seat and cover the part that is disposed at freeing pipe 44 in-to-in catalyst 97, the heat conduction of the part from high temperature catalyst 97 capable of blocking.
Industrial applicibility
As mentioned above, two-wheeled motor vehicle is because postbrachium is supported on car by the pair of right and left rear shock absorber Body one side, blast pipe are configured to through between the pair of right and left rear shock absorber, thus with postbrachium with after subtract The shake device is not interfered, thus can adopt the big postbrachium of rigidity, and can free setting, thereby can improve The free degree of the design of two-wheeled motor vehicle, and can easily guarantee big angle of heel.

Claims (9)

1. two-wheeled motor vehicle makes waste pipe circuitous and rearward extend below driving engine, and this freeing pipe is configured on the position of the axletree of rear wheel that is higher than on the postbrachium to be supported, and described two-wheeled motor vehicle is characterised in that,
Described postbrachium is supported on car body one side by the pair of right and left rear shock absorber,
Described freeing pipe is configured to through between the pair of right and left rear shock absorber.
2. two-wheeled motor vehicle as claimed in claim 1 is characterized in that,
Being configured on the roughly car body line of centers of car body fore-and-aft direction by the part between the pair of right and left rear shock absorber at least of described freeing pipe.
3. two-wheeled motor vehicle as claimed in claim 2 is characterized in that,
The lower end of described pair of right and left rear shock absorber is by the top of axle bearing at described postbrachium.
4. as each described two-wheeled motor vehicle in the claim 1 to 3, it is characterized in that,
Described rear shock absorber comprises: connecting rod, by axle bearing in car body one side; Bumper, its both ends by axle bearing on an end and described postbrachium of this connecting rod; And bar, its both ends by axle bearing on the other end and described postbrachium of described connecting rod,
Dispose described connecting rod, make with not establishing connecting rod directly and when the both ends axle bearing is on car body and postbrachium, to compare that the path increment of described rear shock absorber increases owing to have described connecting rod.
5. two-wheeled motor vehicle as claimed in claim 4 is characterized in that,
Described bumper is configured in vehicle rear-side with respect to described bar.
6. as each described two-wheeled motor vehicle in the claim 1 to 5, it is characterized in that,
Dispose described freeing pipe, make it at the opposition side of the power transmission member of the transmission of power of described driving engine being given trailing wheel car body disalignment with respect to the car body fore-and-aft direction, simultaneously, in described pair of right and left rear shock absorber, with chain arrangement at the rear shock absorber of the same side than the close line of centers of another rear shock absorber.
7. as each described two-wheeled motor vehicle in the claim 1 to 6, it is characterized in that,
See the configuration of reporting to the leadship after accomplishing a task of described rear shock absorber and described freeing pipe from the side.
8. as each described two-wheeled motor vehicle in the claim 4 to 7, it is characterized in that,
About described the configuration connecting rod by axle bearing on the shared supporting axis that car body one side is supported.
9. as each described two-wheeled motor vehicle in the claim 1 to 8, it is characterized in that,
Described postbrachium has side-prominent reinforcement lug boss downwards.
CNB2004800040376A 2003-02-18 2004-02-17 Two-wheeled motor vehicle Expired - Fee Related CN100509541C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP40282/2003 2003-02-18
JP2003040282 2003-02-18

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CN1747869A true CN1747869A (en) 2006-03-15
CN100509541C CN100509541C (en) 2009-07-08

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JP4685746B2 (en) * 2006-11-02 2011-05-18 本田技研工業株式会社 Motorcycle
DE102013224562A1 (en) * 2013-11-29 2015-06-03 Bayerische Motoren Werke Aktiengesellschaft Device for receiving a rear silencer of a bicycle
CN113581348B (en) * 2021-02-26 2023-03-10 重庆隆鑫新能源科技有限公司 Multi-link suspension mechanism and motorcycle

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JPH0996217A (en) * 1995-09-29 1997-04-08 Honda Motor Co Ltd Exhaust device of motorcycle

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101913403A (en) * 2010-07-23 2010-12-15 重庆隆鑫机车有限公司 Motorcycle rear suspension shock absorber mounting structure assembly
CN108100128A (en) * 2013-03-15 2018-06-01 北极星工业有限公司 Sulky vehicle
CN108100128B (en) * 2013-03-15 2020-08-21 北极星工业有限公司 Two-wheeled vehicle
US11260712B2 (en) 2013-03-15 2022-03-01 Indian Motorcycle International, LLC Two-wheeled vehicle

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WO2004074083A1 (en) 2004-09-02
CN1522926A (en) 2004-08-25
CN100349775C (en) 2007-11-21
CN100509541C (en) 2009-07-08

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